From 5048011fa7f51b3aeeb50a4781f255b78626e61c Mon Sep 17 00:00:00 2001 From: xuxueli <931591021@qq.com> Date: Sat, 3 Nov 2018 23:32:26 +0800 Subject: [PATCH] =?UTF-8?q?=E5=A4=9A=E9=A1=B9UI=E7=BB=84=E4=BB=B6=E5=8D=87?= =?UTF-8?q?=E7=BA=A7=E5=88=B0=E6=9C=80=E6=96=B0=E7=89=88=E6=9C=AC?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- doc/XXL-JOB官方文档.md | 4 +- .../codemirror/addon/hint/anyword-hint.js | 2 +- .../codemirror/addon/hint/show-hint.css | 2 - .../codemirror/addon/hint/show-hint.js | 97 +- .../plugins/codemirror/lib/codemirror.css | 52 +- .../plugins/codemirror/lib/codemirror.js | 15411 ++++++++-------- .../plugins/codemirror/mode/clike/clike.js | 274 +- .../codemirror/mode/javascript/javascript.js | 346 +- .../static/plugins/codemirror/mode/php/php.js | 4 +- .../codemirror/mode/powershell/powershell.js | 2 +- .../plugins/codemirror/mode/python/python.js | 139 +- .../plugins/codemirror/mode/shell/shell.js | 59 +- .../plugins/echarts/echarts.common.min.js | 51 +- 13 files changed, 8753 insertions(+), 7690 deletions(-) diff --git a/doc/XXL-JOB官方文档.md b/doc/XXL-JOB官方文档.md index db318456..4367c08b 100644 --- a/doc/XXL-JOB官方文档.md +++ b/doc/XXL-JOB官方文档.md @@ -1343,7 +1343,7 @@ Tips: 历史版本(V1.3.x)目前已经Release至稳定版本, 进入维护阶段 - 10、命令行任务：原生提供通用命令行任务Handler（Bean任务，"CommandJobHandler"）；业务方只需要提供命令行即可； - 11、项目依赖升级 groovy 至较新稳定版本；pom清理； - 12、子任务失败重试重试逻辑优化，子任务失败时将会按照其预设的失败重试次数主动进行重试 -- 13、多项UI组件升级到最新版本，如：layer/pace/jquery.validate； +- 13、多项UI组件升级到最新版本，如：layer/pace/jquery.validate/echarts/CodeMirror； - 14、[迭代中]docker镜像，并且推送docker镜像到中央仓库，更进一步实现产品开箱即用； @@ -1366,7 +1366,7 @@ Tips: 历史版本(V1.3.x)目前已经Release至稳定版本, 进入维护阶段 - 16、Cron TimeZone 自定义； - 17、忙碌转移优化，全部机器忙碌时不再直接失败； - 18、流程任务等，透传动态参数； -- 19、任务支持切换执行器； +- 19、任务支持切换执行器，quartz job group固定； - 20、任务自动注册；待考虑，因为任务自动注册将会导致任务难以管理控制； - 21、批量触发支持，添加参数 "org.quartz.scheduler.batchTriggerAcquisitionMaxCount: 50"； - 22、失败重试间隔； diff --git a/xxl-job-admin/src/main/resources/static/plugins/codemirror/addon/hint/anyword-hint.js b/xxl-job-admin/src/main/resources/static/plugins/codemirror/addon/hint/anyword-hint.js index dae78e2e..d27a9ec0 100644 --- a/xxl-job-admin/src/main/resources/static/plugins/codemirror/addon/hint/anyword-hint.js +++ b/xxl-job-admin/src/main/resources/static/plugins/codemirror/addon/hint/anyword-hint.js @@ -1,5 +1,5 @@ // CodeMirror, copyright (c) by Marijn Haverbeke and others -// Distributed under an MIT license: http://codemirror.net/LICENSE +// Distributed under an MIT license: https://codemirror.net/LICENSE (function(mod) { if (typeof exports == "object" && typeof module == "object") // CommonJS diff --git a/xxl-job-admin/src/main/resources/static/plugins/codemirror/addon/hint/show-hint.css b/xxl-job-admin/src/main/resources/static/plugins/codemirror/addon/hint/show-hint.css index 924e638f..5617ccca 100644 --- a/xxl-job-admin/src/main/resources/static/plugins/codemirror/addon/hint/show-hint.css +++ b/xxl-job-admin/src/main/resources/static/plugins/codemirror/addon/hint/show-hint.css @@ -25,8 +25,6 @@ margin: 0; padding: 0 4px; border-radius: 2px; - max-width: 19em; - overflow: hidden; white-space: pre; color: black; cursor: pointer; diff --git a/xxl-job-admin/src/main/resources/static/plugins/codemirror/addon/hint/show-hint.js b/xxl-job-admin/src/main/resources/static/plugins/codemirror/addon/hint/show-hint.js index 7661f6c2..5f6664b3 100644 --- a/xxl-job-admin/src/main/resources/static/plugins/codemirror/addon/hint/show-hint.js +++ b/xxl-job-admin/src/main/resources/static/plugins/codemirror/addon/hint/show-hint.js @@ -1,5 +1,5 @@ // CodeMirror, copyright (c) by Marijn Haverbeke and others -// Distributed under an MIT license: http://codemirror.net/LICENSE +// Distributed under an MIT license: https://codemirror.net/LICENSE (function(mod) { if (typeof exports == "object" && typeof module == "object") // CommonJS @@ -98,7 +98,7 @@ var pos = this.cm.getCursor(), line = this.cm.getLine(pos.line); if (pos.line != this.startPos.line || line.length - pos.ch != this.startLen - this.startPos.ch || pos.ch < this.startPos.ch || this.cm.somethingSelected() || - (pos.ch && this.options.closeCharacters.test(line.charAt(pos.ch - 1)))) { + (!pos.ch || this.options.closeCharacters.test(line.charAt(pos.ch - 1)))) { this.close(); } else { var self = this; @@ -108,15 +108,11 @@ }, update: function(first) { - if (this.tick == null) return; - if (!this.options.hint.async) { - this.finishUpdate(this.options.hint(this.cm, this.options), first); - } else { - var myTick = ++this.tick, self = this; - this.options.hint(this.cm, function(data) { - if (self.tick == myTick) self.finishUpdate(data, first); - }, this.options); - } + if (this.tick == null) return + var self = this, myTick = ++this.tick + fetchHints(this.options.hint, this.cm, this.options, function(data) { + if (self.tick == myTick) self.finishUpdate(data, first) + }) }, finishUpdate: function(data, first) { @@ -125,7 +121,6 @@ var picked = (this.widget && this.widget.picked) || (first && this.options.completeSingle); if (this.widget) this.widget.close(); - if (data && this.data && isNewCompletion(this.data, data)) return; this.data = data; if (data && data.list.length) { @@ -139,11 +134,6 @@ } }; - function isNewCompletion(old, nw) { - var moved = CodeMirror.cmpPos(nw.from, old.from) - return moved > 0 && old.to.ch - old.from.ch != nw.to.ch - nw.from.ch - } - function parseOptions(cm, pos, options) { var editor = cm.options.hintOptions; var out = {}; @@ -210,7 +200,8 @@ var widget = this, cm = completion.cm; var hints = this.hints = document.createElement("ul"); - hints.className = "CodeMirror-hints"; + var theme = completion.cm.options.theme; + hints.className = "CodeMirror-hints " + theme; this.selectedHint = data.selectedHint || 0; var completions = data.list; @@ -233,6 +224,9 @@ var winH = window.innerHeight || Math.max(document.body.offsetHeight, document.documentElement.offsetHeight); (completion.options.container || document.body).appendChild(hints); var box = hints.getBoundingClientRect(), overlapY = box.bottom - winH; + var scrolls = hints.scrollHeight > hints.clientHeight + 1 + var startScroll = cm.getScrollInfo(); + if (overlapY > 0) { var height = box.bottom - box.top, curTop = pos.top - (pos.bottom - box.top); if (curTop - height > 0) { // Fits above cursor @@ -257,6 +251,8 @@ } hints.style.left = (left = pos.left - overlapX) + "px"; } + if (scrolls) for (var node = hints.firstChild; node; node = node.nextSibling) + node.style.paddingRight = cm.display.nativeBarWidth + "px" cm.addKeyMap(this.keyMap = buildKeyMap(completion, { moveFocus: function(n, avoidWrap) { widget.changeActive(widget.selectedHint + n, avoidWrap); }, @@ -274,7 +270,6 @@ cm.on("focus", this.onFocus = function() { clearTimeout(closingOnBlur); }); } - var startScroll = cm.getScrollInfo(); cm.on("scroll", this.onScroll = function() { var curScroll = cm.getScrollInfo(), editor = cm.getWrapperElement().getBoundingClientRect(); var newTop = top + startScroll.top - curScroll.top; @@ -302,7 +297,7 @@ setTimeout(function(){cm.focus();}, 20); }); - CodeMirror.signal(data, "select", completions[0], hints.firstChild); + CodeMirror.signal(data, "select", completions[this.selectedHint], hints.childNodes[this.selectedHint]); return true; } @@ -339,7 +334,7 @@ i = avoidWrap ? 0 : this.data.list.length - 1; if (this.selectedHint == i) return; var node = this.hints.childNodes[this.selectedHint]; - node.className = node.className.replace(" " + ACTIVE_HINT_ELEMENT_CLASS, ""); + if (node) node.className = node.className.replace(" " + ACTIVE_HINT_ELEMENT_CLASS, ""); node = this.hints.childNodes[this.selectedHint = i]; node.className += " " + ACTIVE_HINT_ELEMENT_CLASS; if (node.offsetTop < this.hints.scrollTop) @@ -362,40 +357,31 @@ return result } + function fetchHints(hint, cm, options, callback) { + if (hint.async) { + hint(cm, callback, options) + } else { + var result = hint(cm, options) + if (result && result.then) result.then(callback) + else callback(result) + } + } + function resolveAutoHints(cm, pos) { var helpers = cm.getHelpers(pos, "hint"), words if (helpers.length) { - var async = false, resolved - for (var i = 0; i < helpers.length; i++) if (helpers[i].async) async = true - if (async) { - resolved = function(cm, callback, options) { - var app = applicableHelpers(cm, helpers) - function run(i, result) { - if (i == app.length) return callback(null) - var helper = app[i] - if (helper.async) { - helper(cm, function(result) { - if (result) callback(result) - else run(i + 1) - }, options) - } else { - var result = helper(cm, options) - if (result) callback(result) - else run(i + 1) - } - } - run(0) - } - resolved.async = true - } else { - resolved = function(cm, options) { - var app = applicableHelpers(cm, helpers) - for (var i = 0; i < app.length; i++) { - var cur = app[i](cm, options) - if (cur && cur.list.length) return cur - } + var resolved = function(cm, callback, options) { + var app = applicableHelpers(cm, helpers); + function run(i) { + if (i == app.length) return callback(null) + fetchHints(app[i], cm, options, function(result) { + if (result && result.list.length > 0) callback(result) + else run(i + 1) + }) } + run(0) } + resolved.async = true resolved.supportsSelection = true return resolved } else if (words = cm.getHelper(cm.getCursor(), "hintWords")) { @@ -412,12 +398,13 @@ }); CodeMirror.registerHelper("hint", "fromList", function(cm, options) { - var cur = cm.getCursor(), token = cm.getTokenAt(cur); - var to = CodeMirror.Pos(cur.line, token.end); - if (token.string && /\w/.test(token.string[token.string.length - 1])) { - var term = token.string, from = CodeMirror.Pos(cur.line, token.start); + var cur = cm.getCursor(), token = cm.getTokenAt(cur) + var term, from = CodeMirror.Pos(cur.line, token.start), to = cur + if (token.start < cur.ch && /\w/.test(token.string.charAt(cur.ch - token.start - 1))) { + term = token.string.substr(0, cur.ch - token.start) } else { - var term = "", from = to; + term = "" + from = cur } var found = []; for (var i = 0; i < options.words.length; i++) { diff --git a/xxl-job-admin/src/main/resources/static/plugins/codemirror/lib/codemirror.css b/xxl-job-admin/src/main/resources/static/plugins/codemirror/lib/codemirror.css index 1cf66a9f..c7a8ae70 100644 --- a/xxl-job-admin/src/main/resources/static/plugins/codemirror/lib/codemirror.css +++ b/xxl-job-admin/src/main/resources/static/plugins/codemirror/lib/codemirror.css @@ -5,6 +5,7 @@ font-family: monospace; height: 300px; color: black; + direction: ltr; } /* PADDING */ @@ -52,13 +53,18 @@ } .cm-fat-cursor .CodeMirror-cursor { width: auto; - border: 0; + border: 0 !important; background: #7e7; } .cm-fat-cursor div.CodeMirror-cursors { z-index: 1; } - +.cm-fat-cursor-mark { + background-color: rgba(20, 255, 20, 0.5); + -webkit-animation: blink 1.06s steps(1) infinite; + -moz-animation: blink 1.06s steps(1) infinite; + animation: blink 1.06s steps(1) infinite; +} .cm-animate-fat-cursor { width: auto; border: 0; @@ -88,8 +94,14 @@ .cm-tab { display: inline-block; text-decoration: inherit; } +.CodeMirror-rulers { + position: absolute; + left: 0; right: 0; top: -50px; bottom: -20px; + overflow: hidden; +} .CodeMirror-ruler { border-left: 1px solid #ccc; + top: 0; bottom: 0; position: absolute; } @@ -113,7 +125,7 @@ .cm-s-default .cm-property, .cm-s-default .cm-operator {} .cm-s-default .cm-variable-2 {color: #05a;} -.cm-s-default .cm-variable-3 {color: #085;} +.cm-s-default .cm-variable-3, .cm-s-default .cm-type {color: #085;} .cm-s-default .cm-comment {color: #a50;} .cm-s-default .cm-string {color: #a11;} .cm-s-default .cm-string-2 {color: #f50;} @@ -133,8 +145,8 @@ /* Default styles for common addons */ -div.CodeMirror span.CodeMirror-matchingbracket {color: #0f0;} -div.CodeMirror span.CodeMirror-nonmatchingbracket {color: #f22;} +div.CodeMirror span.CodeMirror-matchingbracket {color: #0b0;} +div.CodeMirror span.CodeMirror-nonmatchingbracket {color: #a22;} .CodeMirror-matchingtag { background: rgba(255, 150, 0, .3); } .CodeMirror-activeline-background {background: #e8f2ff;} @@ -200,9 +212,6 @@ div.CodeMirror span.CodeMirror-nonmatchingbracket {color: #f22;} display: inline-block; vertical-align: top; margin-bottom: -30px; - /* Hack to make IE7 behave */ - *zoom:1; - *display:inline; } .CodeMirror-gutter-wrapper { position: absolute; @@ -220,11 +229,8 @@ div.CodeMirror span.CodeMirror-nonmatchingbracket {color: #f22;} cursor: default; z-index: 4; } -.CodeMirror-gutter-wrapper { - -webkit-user-select: none; - -moz-user-select: none; - user-select: none; -} +.CodeMirror-gutter-wrapper ::selection { background-color: transparent } +.CodeMirror-gutter-wrapper ::-moz-selection { background-color: transparent } .CodeMirror-lines { cursor: text; @@ -246,8 +252,8 @@ div.CodeMirror span.CodeMirror-nonmatchingbracket {color: #f22;} position: relative; overflow: visible; -webkit-tap-highlight-color: transparent; - -webkit-font-variant-ligatures: none; - font-variant-ligatures: none; + -webkit-font-variant-ligatures: contextual; + font-variant-ligatures: contextual; } .CodeMirror-wrap pre { word-wrap: break-word; @@ -264,11 +270,13 @@ div.CodeMirror span.CodeMirror-nonmatchingbracket {color: #f22;} .CodeMirror-linewidget { position: relative; z-index: 2; - overflow: auto; + padding: 0.1px; /* Force widget margins to stay inside of the container */ } .CodeMirror-widget {} +.CodeMirror-rtl pre { direction: rtl; } + .CodeMirror-code { outline: none; } @@ -291,7 +299,10 @@ div.CodeMirror span.CodeMirror-nonmatchingbracket {color: #f22;} visibility: hidden; } -.CodeMirror-cursor { position: absolute; } +.CodeMirror-cursor { + position: absolute; + pointer-events: none; +} .CodeMirror-measure pre { position: static; } div.CodeMirror-cursors { @@ -314,13 +325,10 @@ div.CodeMirror-dragcursors { .CodeMirror-line::-moz-selection, .CodeMirror-line > span::-moz-selection, .CodeMirror-line > span > span::-moz-selection { background: #d7d4f0; } .cm-searching { - background: #ffa; - background: rgba(255, 255, 0, .4); + background-color: #ffa; + background-color: rgba(255, 255, 0, .4); } -/* IE7 hack to prevent it from returning funny offsetTops on the spans */ -.CodeMirror span { *vertical-align: text-bottom; } - /* Used to force a border model for a node */ .cm-force-border { padding-right: .1px; } diff --git a/xxl-job-admin/src/main/resources/static/plugins/codemirror/lib/codemirror.js b/xxl-job-admin/src/main/resources/static/plugins/codemirror/lib/codemirror.js index 638d8342..93c0ead2 100644 --- a/xxl-job-admin/src/main/resources/static/plugins/codemirror/lib/codemirror.js +++ b/xxl-job-admin/src/main/resources/static/plugins/codemirror/lib/codemirror.js @@ -1,23 +1,17 @@ // CodeMirror, copyright (c) by Marijn Haverbeke and others -// Distributed under an MIT license: http://codemirror.net/LICENSE +// Distributed under an MIT license: https://codemirror.net/LICENSE -// This is CodeMirror (http://codemirror.net), a code editor +// This is CodeMirror (https://codemirror.net), a code editor // implemented in JavaScript on top of the browser's DOM. // // You can find some technical background for some of the code below // at http://marijnhaverbeke.nl/blog/#cm-internals . -(function(mod) { - if (typeof exports == "object" && typeof module == "object") // CommonJS - module.exports = mod(); - else if (typeof define == "function" && define.amd) // AMD - return define([], mod); - else // Plain browser env - (this || window).CodeMirror = mod(); -})(function() { - "use strict"; - - // BROWSER SNIFFING +(function (global, factory) { + typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() : + typeof define === 'function' && define.amd ? define(factory) : + (global.CodeMirror = factory()); +}(this, (function () { 'use strict'; // Kludges for bugs and behavior differences that can't be feature // detected are enabled based on userAgent etc sniffing. @@ -27,107 +21,276 @@ var gecko = /gecko\/\d/i.test(userAgent); var ie_upto10 = /MSIE \d/.test(userAgent); var ie_11up = /Trident\/(?:[7-9]|\d{2,})\..*rv:(\d+)/.exec(userAgent); - var ie = ie_upto10 || ie_11up; - var ie_version = ie && (ie_upto10 ? document.documentMode || 6 : ie_11up[1]); - var webkit = /WebKit\//.test(userAgent); + var edge = /Edge\/(\d+)/.exec(userAgent); + var ie = ie_upto10 || ie_11up || edge; + var ie_version = ie && (ie_upto10 ? document.documentMode || 6 : +(edge || ie_11up)[1]); + var webkit = !edge && /WebKit\//.test(userAgent); var qtwebkit = webkit && /Qt\/\d+\.\d+/.test(userAgent); - var chrome = /Chrome\//.test(userAgent); + var chrome = !edge && /Chrome\//.test(userAgent); var presto = /Opera\//.test(userAgent); var safari = /Apple Computer/.test(navigator.vendor); var mac_geMountainLion = /Mac OS X 1\d\D([8-9]|\d\d)\D/.test(userAgent); var phantom = /PhantomJS/.test(userAgent); - var ios = /AppleWebKit/.test(userAgent) && /Mobile\/\w+/.test(userAgent); + var ios = !edge && /AppleWebKit/.test(userAgent) && /Mobile\/\w+/.test(userAgent); + var android = /Android/.test(userAgent); // This is woefully incomplete. Suggestions for alternative methods welcome. - var mobile = ios || /Android|webOS|BlackBerry|Opera Mini|Opera Mobi|IEMobile/i.test(userAgent); + var mobile = ios || android || /webOS|BlackBerry|Opera Mini|Opera Mobi|IEMobile/i.test(userAgent); var mac = ios || /Mac/.test(platform); + var chromeOS = /\bCrOS\b/.test(userAgent); var windows = /win/i.test(platform); var presto_version = presto && userAgent.match(/Version\/(\d*\.\d*)/); - if (presto_version) presto_version = Number(presto_version[1]); + if (presto_version) { presto_version = Number(presto_version[1]); } if (presto_version && presto_version >= 15) { presto = false; webkit = true; } // Some browsers use the wrong event properties to signal cmd/ctrl on OS X var flipCtrlCmd = mac && (qtwebkit || presto && (presto_version == null || presto_version < 12.11)); var captureRightClick = gecko || (ie && ie_version >= 9); - // Optimize some code when these features are not used. - var sawReadOnlySpans = false, sawCollapsedSpans = false; + function classTest(cls) { return new RegExp("(^|\\s)" + cls + "(?:$|\\s)\\s*") } - // EDITOR CONSTRUCTOR + var rmClass = function(node, cls) { + var current = node.className; + var match = classTest(cls).exec(current); + if (match) { + var after = current.slice(match.index + match[0].length); + node.className = current.slice(0, match.index) + (after ? match[1] + after : ""); + } + }; - // A CodeMirror instance represents an editor. This is the object - // that user code is usually dealing with. + function removeChildren(e) { + for (var count = e.childNodes.length; count > 0; --count) + { e.removeChild(e.firstChild); } + return e + } - function CodeMirror(place, options) { - if (!(this instanceof CodeMirror)) return new CodeMirror(place, options); + function removeChildrenAndAdd(parent, e) { + return removeChildren(parent).appendChild(e) + } - this.options = options = options ? copyObj(options) : {}; - // Determine effective options based on given values and defaults. - copyObj(defaults, options, false); - setGuttersForLineNumbers(options); + function elt(tag, content, className, style) { + var e = document.createElement(tag); + if (className) { e.className = className; } + if (style) { e.style.cssText = style; } + if (typeof content == "string") { e.appendChild(document.createTextNode(content)); } + else if (content) { for (var i = 0; i < content.length; ++i) { e.appendChild(content[i]); } } + return e + } + // wrapper for elt, which removes the elt from the accessibility tree + function eltP(tag, content, className, style) { + var e = elt(tag, content, className, style); + e.setAttribute("role", "presentation"); + return e + } - var doc = options.value; - if (typeof doc == "string") doc = new Doc(doc, options.mode, null, options.lineSeparator); - this.doc = doc; + var range; + if (document.createRange) { range = function(node, start, end, endNode) { + var r = document.createRange(); + r.setEnd(endNode || node, end); + r.setStart(node, start); + return r + }; } + else { range = function(node, start, end) { + var r = document.body.createTextRange(); + try { r.moveToElementText(node.parentNode); } + catch(e) { return r } + r.collapse(true); + r.moveEnd("character", end); + r.moveStart("character", start); + return r + }; } - var input = new CodeMirror.inputStyles[options.inputStyle](this); - var display = this.display = new Display(place, doc, input); - display.wrapper.CodeMirror = this; - updateGutters(this); - themeChanged(this); - if (options.lineWrapping) - this.display.wrapper.className += " CodeMirror-wrap"; - if (options.autofocus && !mobile) display.input.focus(); - initScrollbars(this); + function contains(parent, child) { + if (child.nodeType == 3) // Android browser always returns false when child is a textnode + { child = child.parentNode; } + if (parent.contains) + { return parent.contains(child) } + do { + if (child.nodeType == 11) { child = child.host; } + if (child == parent) { return true } + } while (child = child.parentNode) + } - this.state = { - keyMaps: [], // stores maps added by addKeyMap - overlays: [], // highlighting overlays, as added by addOverlay - modeGen: 0, // bumped when mode/overlay changes, used to invalidate highlighting info - overwrite: false, - delayingBlurEvent: false, - focused: false, - suppressEdits: false, // used to disable editing during key handlers when in readOnly mode - pasteIncoming: false, cutIncoming: false, // help recognize paste/cut edits in input.poll - selectingText: false, - draggingText: false, - highlight: new Delayed(), // stores highlight worker timeout - keySeq: null, // Unfinished key sequence - specialChars: null - }; + function activeElt() { + // IE and Edge may throw an "Unspecified Error" when accessing document.activeElement. + // IE < 10 will throw when accessed while the page is loading or in an iframe. + // IE > 9 and Edge will throw when accessed in an iframe if document.body is unavailable. + var activeElement; + try { + activeElement = document.activeElement; + } catch(e) { + activeElement = document.body || null; + } + while (activeElement && activeElement.shadowRoot && activeElement.shadowRoot.activeElement) + { activeElement = activeElement.shadowRoot.activeElement; } + return activeElement + } - var cm = this; + function addClass(node, cls) { + var current = node.className; + if (!classTest(cls).test(current)) { node.className += (current ? " " : "") + cls; } + } + function joinClasses(a, b) { + var as = a.split(" "); + for (var i = 0; i < as.length; i++) + { if (as[i] && !classTest(as[i]).test(b)) { b += " " + as[i]; } } + return b + } - // Override magic textarea content restore that IE sometimes does - // on our hidden textarea on reload - if (ie && ie_version < 11) setTimeout(function() { cm.display.input.reset(true); }, 20); + var selectInput = function(node) { node.select(); }; + if (ios) // Mobile Safari apparently has a bug where select() is broken. + { selectInput = function(node) { node.selectionStart = 0; node.selectionEnd = node.value.length; }; } + else if (ie) // Suppress mysterious IE10 errors + { selectInput = function(node) { try { node.select(); } catch(_e) {} }; } - registerEventHandlers(this); - ensureGlobalHandlers(); + function bind(f) { + var args = Array.prototype.slice.call(arguments, 1); + return function(){return f.apply(null, args)} + } - startOperation(this); - this.curOp.forceUpdate = true; - attachDoc(this, doc); + function copyObj(obj, target, overwrite) { + if (!target) { target = {}; } + for (var prop in obj) + { if (obj.hasOwnProperty(prop) && (overwrite !== false || !target.hasOwnProperty(prop))) + { target[prop] = obj[prop]; } } + return target + } - if ((options.autofocus && !mobile) || cm.hasFocus()) - setTimeout(bind(onFocus, this), 20); - else - onBlur(this); + // Counts the column offset in a string, taking tabs into account. + // Used mostly to find indentation. + function countColumn(string, end, tabSize, startIndex, startValue) { + if (end == null) { + end = string.search(/[^\s\u00a0]/); + if (end == -1) { end = string.length; } + } + for (var i = startIndex || 0, n = startValue || 0;;) { + var nextTab = string.indexOf("\t", i); + if (nextTab < 0 || nextTab >= end) + { return n + (end - i) } + n += nextTab - i; + n += tabSize - (n % tabSize); + i = nextTab + 1; + } + } - for (var opt in optionHandlers) if (optionHandlers.hasOwnProperty(opt)) - optionHandlers[opt](this, options[opt], Init); - maybeUpdateLineNumberWidth(this); - if (options.finishInit) options.finishInit(this); - for (var i = 0; i < initHooks.length; ++i) initHooks[i](this); - endOperation(this); - // Suppress optimizelegibility in Webkit, since it breaks text - // measuring on line wrapping boundaries. - if (webkit && options.lineWrapping && - getComputedStyle(display.lineDiv).textRendering == "optimizelegibility") - display.lineDiv.style.textRendering = "auto"; + var Delayed = function() {this.id = null;}; + Delayed.prototype.set = function (ms, f) { + clearTimeout(this.id); + this.id = setTimeout(f, ms); + }; + + function indexOf(array, elt) { + for (var i = 0; i < array.length; ++i) + { if (array[i] == elt) { return i } } + return -1 + } + + // Number of pixels added to scroller and sizer to hide scrollbar + var scrollerGap = 30; + + // Returned or thrown by various protocols to signal 'I'm not + // handling this'. + var Pass = {toString: function(){return "CodeMirror.Pass"}}; + + // Reused option objects for setSelection & friends + var sel_dontScroll = {scroll: false}, sel_mouse = {origin: "*mouse"}, sel_move = {origin: "+move"}; + + // The inverse of countColumn -- find the offset that corresponds to + // a particular column. + function findColumn(string, goal, tabSize) { + for (var pos = 0, col = 0;;) { + var nextTab = string.indexOf("\t", pos); + if (nextTab == -1) { nextTab = string.length; } + var skipped = nextTab - pos; + if (nextTab == string.length || col + skipped >= goal) + { return pos + Math.min(skipped, goal - col) } + col += nextTab - pos; + col += tabSize - (col % tabSize); + pos = nextTab + 1; + if (col >= goal) { return pos } + } + } + + var spaceStrs = [""]; + function spaceStr(n) { + while (spaceStrs.length <= n) + { spaceStrs.push(lst(spaceStrs) + " "); } + return spaceStrs[n] + } + + function lst(arr) { return arr[arr.length-1] } + + function map(array, f) { + var out = []; + for (var i = 0; i < array.length; i++) { out[i] = f(array[i], i); } + return out + } + + function insertSorted(array, value, score) { + var pos = 0, priority = score(value); + while (pos < array.length && score(array[pos]) <= priority) { pos++; } + array.splice(pos, 0, value); + } + + function nothing() {} + + function createObj(base, props) { + var inst; + if (Object.create) { + inst = Object.create(base); + } else { + nothing.prototype = base; + inst = new nothing(); + } + if (props) { copyObj(props, inst); } + return inst + } + + var nonASCIISingleCaseWordChar = /[\u00df\u0587\u0590-\u05f4\u0600-\u06ff\u3040-\u309f\u30a0-\u30ff\u3400-\u4db5\u4e00-\u9fcc\uac00-\ud7af]/; + function isWordCharBasic(ch) { + return /\w/.test(ch) || ch > "\x80" && + (ch.toUpperCase() != ch.toLowerCase() || nonASCIISingleCaseWordChar.test(ch)) + } + function isWordChar(ch, helper) { + if (!helper) { return isWordCharBasic(ch) } + if (helper.source.indexOf("\\w") > -1 && isWordCharBasic(ch)) { return true } + return helper.test(ch) + } + + function isEmpty(obj) { + for (var n in obj) { if (obj.hasOwnProperty(n) && obj[n]) { return false } } + return true + } + + // Extending unicode characters. A series of a non-extending char + + // any number of extending chars is treated as a single unit as far + // as editing and measuring is concerned. This is not fully correct, + // since some scripts/fonts/browsers also treat other configurations + // of code points as a group. + var extendingChars = /[\u0300-\u036f\u0483-\u0489\u0591-\u05bd\u05bf\u05c1\u05c2\u05c4\u05c5\u05c7\u0610-\u061a\u064b-\u065e\u0670\u06d6-\u06dc\u06de-\u06e4\u06e7\u06e8\u06ea-\u06ed\u0711\u0730-\u074a\u07a6-\u07b0\u07eb-\u07f3\u0816-\u0819\u081b-\u0823\u0825-\u0827\u0829-\u082d\u0900-\u0902\u093c\u0941-\u0948\u094d\u0951-\u0955\u0962\u0963\u0981\u09bc\u09be\u09c1-\u09c4\u09cd\u09d7\u09e2\u09e3\u0a01\u0a02\u0a3c\u0a41\u0a42\u0a47\u0a48\u0a4b-\u0a4d\u0a51\u0a70\u0a71\u0a75\u0a81\u0a82\u0abc\u0ac1-\u0ac5\u0ac7\u0ac8\u0acd\u0ae2\u0ae3\u0b01\u0b3c\u0b3e\u0b3f\u0b41-\u0b44\u0b4d\u0b56\u0b57\u0b62\u0b63\u0b82\u0bbe\u0bc0\u0bcd\u0bd7\u0c3e-\u0c40\u0c46-\u0c48\u0c4a-\u0c4d\u0c55\u0c56\u0c62\u0c63\u0cbc\u0cbf\u0cc2\u0cc6\u0ccc\u0ccd\u0cd5\u0cd6\u0ce2\u0ce3\u0d3e\u0d41-\u0d44\u0d4d\u0d57\u0d62\u0d63\u0dca\u0dcf\u0dd2-\u0dd4\u0dd6\u0ddf\u0e31\u0e34-\u0e3a\u0e47-\u0e4e\u0eb1\u0eb4-\u0eb9\u0ebb\u0ebc\u0ec8-\u0ecd\u0f18\u0f19\u0f35\u0f37\u0f39\u0f71-\u0f7e\u0f80-\u0f84\u0f86\u0f87\u0f90-\u0f97\u0f99-\u0fbc\u0fc6\u102d-\u1030\u1032-\u1037\u1039\u103a\u103d\u103e\u1058\u1059\u105e-\u1060\u1071-\u1074\u1082\u1085\u1086\u108d\u109d\u135f\u1712-\u1714\u1732-\u1734\u1752\u1753\u1772\u1773\u17b7-\u17bd\u17c6\u17c9-\u17d3\u17dd\u180b-\u180d\u18a9\u1920-\u1922\u1927\u1928\u1932\u1939-\u193b\u1a17\u1a18\u1a56\u1a58-\u1a5e\u1a60\u1a62\u1a65-\u1a6c\u1a73-\u1a7c\u1a7f\u1b00-\u1b03\u1b34\u1b36-\u1b3a\u1b3c\u1b42\u1b6b-\u1b73\u1b80\u1b81\u1ba2-\u1ba5\u1ba8\u1ba9\u1c2c-\u1c33\u1c36\u1c37\u1cd0-\u1cd2\u1cd4-\u1ce0\u1ce2-\u1ce8\u1ced\u1dc0-\u1de6\u1dfd-\u1dff\u200c\u200d\u20d0-\u20f0\u2cef-\u2cf1\u2de0-\u2dff\u302a-\u302f\u3099\u309a\ua66f-\ua672\ua67c\ua67d\ua6f0\ua6f1\ua802\ua806\ua80b\ua825\ua826\ua8c4\ua8e0-\ua8f1\ua926-\ua92d\ua947-\ua951\ua980-\ua982\ua9b3\ua9b6-\ua9b9\ua9bc\uaa29-\uaa2e\uaa31\uaa32\uaa35\uaa36\uaa43\uaa4c\uaab0\uaab2-\uaab4\uaab7\uaab8\uaabe\uaabf\uaac1\uabe5\uabe8\uabed\udc00-\udfff\ufb1e\ufe00-\ufe0f\ufe20-\ufe26\uff9e\uff9f]/; + function isExtendingChar(ch) { return ch.charCodeAt(0) >= 768 && extendingChars.test(ch) } + + // Returns a number from the range [`0`; `str.length`] unless `pos` is outside that range. + function skipExtendingChars(str, pos, dir) { + while ((dir < 0 ? pos > 0 : pos < str.length) && isExtendingChar(str.charAt(pos))) { pos += dir; } + return pos } - // DISPLAY CONSTRUCTOR + // Returns the value from the range [`from`; `to`] that satisfies + // `pred` and is closest to `from`. Assumes that at least `to` + // satisfies `pred`. Supports `from` being greater than `to`. + function findFirst(pred, from, to) { + // At any point we are certain `to` satisfies `pred`, don't know + // whether `from` does. + var dir = from > to ? -1 : 1; + for (;;) { + if (from == to) { return from } + var midF = (from + to) / 2, mid = dir < 0 ? Math.ceil(midF) : Math.floor(midF); + if (mid == from) { return pred(mid) ? from : to } + if (pred(mid)) { to = mid; } + else { from = mid + dir; } + } + } // The display handles the DOM integration, both for input reading // and content drawing. It holds references to DOM nodes and @@ -145,7 +308,7 @@ d.gutterFiller = elt("div", null, "CodeMirror-gutter-filler"); d.gutterFiller.setAttribute("cm-not-content", "true"); // Will contain the actual code, positioned to cover the viewport. - d.lineDiv = elt("div", null, "CodeMirror-code"); + d.lineDiv = eltP("div", null, "CodeMirror-code"); // Elements are added to these to represent selection and cursors. d.selectionDiv = elt("div", null, null, "position: relative; z-index: 1"); d.cursorDiv = elt("div", null, "CodeMirror-cursors"); @@ -154,10 +317,11 @@ // When lines outside of the viewport are measured, they are drawn in this. d.lineMeasure = elt("div", null, "CodeMirror-measure"); // Wraps everything that needs to exist inside the vertically-padded coordinate system - d.lineSpace = elt("div", [d.measure, d.lineMeasure, d.selectionDiv, d.cursorDiv, d.lineDiv], + d.lineSpace = eltP("div", [d.measure, d.lineMeasure, d.selectionDiv, d.cursorDiv, d.lineDiv], null, "position: relative; outline: none"); + var lines = eltP("div", [d.lineSpace], "CodeMirror-lines"); // Moved around its parent to cover visible view. - d.mover = elt("div", [elt("div", [d.lineSpace], "CodeMirror-lines")], null, "position: relative"); + d.mover = elt("div", [lines], null, "position: relative"); // Set to the height of the document, allowing scrolling. d.sizer = elt("div", [d.mover], "CodeMirror-sizer"); d.sizerWidth = null; @@ -176,11 +340,11 @@ // Work around IE7 z-index bug (not perfect, hence IE7 not really being supported) if (ie && ie_version < 8) { d.gutters.style.zIndex = -1; d.scroller.style.paddingRight = 0; } - if (!webkit && !(gecko && mobile)) d.scroller.draggable = true; + if (!webkit && !(gecko && mobile)) { d.scroller.draggable = true; } if (place) { - if (place.appendChild) place.appendChild(d.wrapper); - else place(d.wrapper); + if (place.appendChild) { place.appendChild(d.wrapper); } + else { place(d.wrapper); } } // Current rendered range (may be bigger than the view window). @@ -231,2308 +395,2001 @@ input.init(d); } - // STATE UPDATES + // Find the line object corresponding to the given line number. + function getLine(doc, n) { + n -= doc.first; + if (n < 0 || n >= doc.size) { throw new Error("There is no line " + (n + doc.first) + " in the document.") } + var chunk = doc; + while (!chunk.lines) { + for (var i = 0;; ++i) { + var child = chunk.children[i], sz = child.chunkSize(); + if (n < sz) { chunk = child; break } + n -= sz; + } + } + return chunk.lines[n] + } - // Used to get the editor into a consistent state again when options change. + // Get the part of a document between two positions, as an array of + // strings. + function getBetween(doc, start, end) { + var out = [], n = start.line; + doc.iter(start.line, end.line + 1, function (line) { + var text = line.text; + if (n == end.line) { text = text.slice(0, end.ch); } + if (n == start.line) { text = text.slice(start.ch); } + out.push(text); + ++n; + }); + return out + } + // Get the lines between from and to, as array of strings. + function getLines(doc, from, to) { + var out = []; + doc.iter(from, to, function (line) { out.push(line.text); }); // iter aborts when callback returns truthy value + return out + } - function loadMode(cm) { - cm.doc.mode = CodeMirror.getMode(cm.options, cm.doc.modeOption); - resetModeState(cm); + // Update the height of a line, propagating the height change + // upwards to parent nodes. + function updateLineHeight(line, height) { + var diff = height - line.height; + if (diff) { for (var n = line; n; n = n.parent) { n.height += diff; } } } - function resetModeState(cm) { - cm.doc.iter(function(line) { - if (line.stateAfter) line.stateAfter = null; - if (line.styles) line.styles = null; - }); - cm.doc.frontier = cm.doc.first; - startWorker(cm, 100); - cm.state.modeGen++; - if (cm.curOp) regChange(cm); + // Given a line object, find its line number by walking up through + // its parent links. + function lineNo(line) { + if (line.parent == null) { return null } + var cur = line.parent, no = indexOf(cur.lines, line); + for (var chunk = cur.parent; chunk; cur = chunk, chunk = chunk.parent) { + for (var i = 0;; ++i) { + if (chunk.children[i] == cur) { break } + no += chunk.children[i].chunkSize(); + } + } + return no + cur.first } - function wrappingChanged(cm) { - if (cm.options.lineWrapping) { - addClass(cm.display.wrapper, "CodeMirror-wrap"); - cm.display.sizer.style.minWidth = ""; - cm.display.sizerWidth = null; - } else { - rmClass(cm.display.wrapper, "CodeMirror-wrap"); - findMaxLine(cm); + // Find the line at the given vertical position, using the height + // information in the document tree. + function lineAtHeight(chunk, h) { + var n = chunk.first; + outer: do { + for (var i$1 = 0; i$1 < chunk.children.length; ++i$1) { + var child = chunk.children[i$1], ch = child.height; + if (h < ch) { chunk = child; continue outer } + h -= ch; + n += child.chunkSize(); + } + return n + } while (!chunk.lines) + var i = 0; + for (; i < chunk.lines.length; ++i) { + var line = chunk.lines[i], lh = line.height; + if (h < lh) { break } + h -= lh; } - estimateLineHeights(cm); - regChange(cm); - clearCaches(cm); - setTimeout(function(){updateScrollbars(cm);}, 100); + return n + i } - // Returns a function that estimates the height of a line, to use as - // first approximation until the line becomes visible (and is thus - // properly measurable). - function estimateHeight(cm) { - var th = textHeight(cm.display), wrapping = cm.options.lineWrapping; - var perLine = wrapping && Math.max(5, cm.display.scroller.clientWidth / charWidth(cm.display) - 3); - return function(line) { - if (lineIsHidden(cm.doc, line)) return 0; + function isLine(doc, l) {return l >= doc.first && l < doc.first + doc.size} - var widgetsHeight = 0; - if (line.widgets) for (var i = 0; i < line.widgets.length; i++) { - if (line.widgets[i].height) widgetsHeight += line.widgets[i].height; - } + function lineNumberFor(options, i) { + return String(options.lineNumberFormatter(i + options.firstLineNumber)) + } - if (wrapping) - return widgetsHeight + (Math.ceil(line.text.length / perLine) || 1) * th; - else - return widgetsHeight + th; - }; - } + // A Pos instance represents a position within the text. + function Pos(line, ch, sticky) { + if ( sticky === void 0 ) sticky = null; - function estimateLineHeights(cm) { - var doc = cm.doc, est = estimateHeight(cm); - doc.iter(function(line) { - var estHeight = est(line); - if (estHeight != line.height) updateLineHeight(line, estHeight); - }); + if (!(this instanceof Pos)) { return new Pos(line, ch, sticky) } + this.line = line; + this.ch = ch; + this.sticky = sticky; } - function themeChanged(cm) { - cm.display.wrapper.className = cm.display.wrapper.className.replace(/\s*cm-s-\S+/g, "") + - cm.options.theme.replace(/(^|\s)\s*/g, " cm-s-"); - clearCaches(cm); - } + // Compare two positions, return 0 if they are the same, a negative + // number when a is less, and a positive number otherwise. + function cmp(a, b) { return a.line - b.line || a.ch - b.ch } - function guttersChanged(cm) { - updateGutters(cm); - regChange(cm); - setTimeout(function(){alignHorizontally(cm);}, 20); - } + function equalCursorPos(a, b) { return a.sticky == b.sticky && cmp(a, b) == 0 } - // Rebuild the gutter elements, ensure the margin to the left of the - // code matches their width. - function updateGutters(cm) { - var gutters = cm.display.gutters, specs = cm.options.gutters; - removeChildren(gutters); - for (var i = 0; i < specs.length; ++i) { - var gutterClass = specs[i]; - var gElt = gutters.appendChild(elt("div", null, "CodeMirror-gutter " + gutterClass)); - if (gutterClass == "CodeMirror-linenumbers") { - cm.display.lineGutter = gElt; - gElt.style.width = (cm.display.lineNumWidth || 1) + "px"; - } - } - gutters.style.display = i ? "" : "none"; - updateGutterSpace(cm); - } + function copyPos(x) {return Pos(x.line, x.ch)} + function maxPos(a, b) { return cmp(a, b) < 0 ? b : a } + function minPos(a, b) { return cmp(a, b) < 0 ? a : b } - function updateGutterSpace(cm) { - var width = cm.display.gutters.offsetWidth; - cm.display.sizer.style.marginLeft = width + "px"; + // Most of the external API clips given positions to make sure they + // actually exist within the document. + function clipLine(doc, n) {return Math.max(doc.first, Math.min(n, doc.first + doc.size - 1))} + function clipPos(doc, pos) { + if (pos.line < doc.first) { return Pos(doc.first, 0) } + var last = doc.first + doc.size - 1; + if (pos.line > last) { return Pos(last, getLine(doc, last).text.length) } + return clipToLen(pos, getLine(doc, pos.line).text.length) } - - // Compute the character length of a line, taking into account - // collapsed ranges (see markText) that might hide parts, and join - // other lines onto it. - function lineLength(line) { - if (line.height == 0) return 0; - var len = line.text.length, merged, cur = line; - while (merged = collapsedSpanAtStart(cur)) { - var found = merged.find(0, true); - cur = found.from.line; - len += found.from.ch - found.to.ch; - } - cur = line; - while (merged = collapsedSpanAtEnd(cur)) { - var found = merged.find(0, true); - len -= cur.text.length - found.from.ch; - cur = found.to.line; - len += cur.text.length - found.to.ch; - } - return len; + function clipToLen(pos, linelen) { + var ch = pos.ch; + if (ch == null || ch > linelen) { return Pos(pos.line, linelen) } + else if (ch < 0) { return Pos(pos.line, 0) } + else { return pos } } - - // Find the longest line in the document. - function findMaxLine(cm) { - var d = cm.display, doc = cm.doc; - d.maxLine = getLine(doc, doc.first); - d.maxLineLength = lineLength(d.maxLine); - d.maxLineChanged = true; - doc.iter(function(line) { - var len = lineLength(line); - if (len > d.maxLineLength) { - d.maxLineLength = len; - d.maxLine = line; - } - }); + function clipPosArray(doc, array) { + var out = []; + for (var i = 0; i < array.length; i++) { out[i] = clipPos(doc, array[i]); } + return out } - // Make sure the gutters options contains the element - // "CodeMirror-linenumbers" when the lineNumbers option is true. - function setGuttersForLineNumbers(options) { - var found = indexOf(options.gutters, "CodeMirror-linenumbers"); - if (found == -1 && options.lineNumbers) { - options.gutters = options.gutters.concat(["CodeMirror-linenumbers"]); - } else if (found > -1 && !options.lineNumbers) { - options.gutters = options.gutters.slice(0); - options.gutters.splice(found, 1); - } - } + // Optimize some code when these features are not used. + var sawReadOnlySpans = false, sawCollapsedSpans = false; - // SCROLLBARS + function seeReadOnlySpans() { + sawReadOnlySpans = true; + } - // Prepare DOM reads needed to update the scrollbars. Done in one - // shot to minimize update/measure roundtrips. - function measureForScrollbars(cm) { - var d = cm.display, gutterW = d.gutters.offsetWidth; - var docH = Math.round(cm.doc.height + paddingVert(cm.display)); - return { - clientHeight: d.scroller.clientHeight, - viewHeight: d.wrapper.clientHeight, - scrollWidth: d.scroller.scrollWidth, clientWidth: d.scroller.clientWidth, - viewWidth: d.wrapper.clientWidth, - barLeft: cm.options.fixedGutter ? gutterW : 0, - docHeight: docH, - scrollHeight: docH + scrollGap(cm) + d.barHeight, - nativeBarWidth: d.nativeBarWidth, - gutterWidth: gutterW - }; + function seeCollapsedSpans() { + sawCollapsedSpans = true; } - function NativeScrollbars(place, scroll, cm) { - this.cm = cm; - var vert = this.vert = elt("div", [elt("div", null, null, "min-width: 1px")], "CodeMirror-vscrollbar"); - var horiz = this.horiz = elt("div", [elt("div", null, null, "height: 100%; min-height: 1px")], "CodeMirror-hscrollbar"); - place(vert); place(horiz); + // TEXTMARKER SPANS - on(vert, "scroll", function() { - if (vert.clientHeight) scroll(vert.scrollTop, "vertical"); - }); - on(horiz, "scroll", function() { - if (horiz.clientWidth) scroll(horiz.scrollLeft, "horizontal"); - }); + function MarkedSpan(marker, from, to) { + this.marker = marker; + this.from = from; this.to = to; + } - this.checkedZeroWidth = false; - // Need to set a minimum width to see the scrollbar on IE7 (but must not set it on IE8). - if (ie && ie_version < 8) this.horiz.style.minHeight = this.vert.style.minWidth = "18px"; - } - - NativeScrollbars.prototype = copyObj({ - update: function(measure) { - var needsH = measure.scrollWidth > measure.clientWidth + 1; - var needsV = measure.scrollHeight > measure.clientHeight + 1; - var sWidth = measure.nativeBarWidth; - - if (needsV) { - this.vert.style.display = "block"; - this.vert.style.bottom = needsH ? sWidth + "px" : "0"; - var totalHeight = measure.viewHeight - (needsH ? sWidth : 0); - // A bug in IE8 can cause this value to be negative, so guard it. - this.vert.firstChild.style.height = - Math.max(0, measure.scrollHeight - measure.clientHeight + totalHeight) + "px"; - } else { - this.vert.style.display = ""; - this.vert.firstChild.style.height = "0"; - } + // Search an array of spans for a span matching the given marker. + function getMarkedSpanFor(spans, marker) { + if (spans) { for (var i = 0; i < spans.length; ++i) { + var span = spans[i]; + if (span.marker == marker) { return span } + } } + } + // Remove a span from an array, returning undefined if no spans are + // left (we don't store arrays for lines without spans). + function removeMarkedSpan(spans, span) { + var r; + for (var i = 0; i < spans.length; ++i) + { if (spans[i] != span) { (r || (r = [])).push(spans[i]); } } + return r + } + // Add a span to a line. + function addMarkedSpan(line, span) { + line.markedSpans = line.markedSpans ? line.markedSpans.concat([span]) : [span]; + span.marker.attachLine(line); + } - if (needsH) { - this.horiz.style.display = "block"; - this.horiz.style.right = needsV ? sWidth + "px" : "0"; - this.horiz.style.left = measure.barLeft + "px"; - var totalWidth = measure.viewWidth - measure.barLeft - (needsV ? sWidth : 0); - this.horiz.firstChild.style.width = - (measure.scrollWidth - measure.clientWidth + totalWidth) + "px"; - } else { - this.horiz.style.display = ""; - this.horiz.firstChild.style.width = "0"; + // Used for the algorithm that adjusts markers for a change in the + // document. These functions cut an array of spans at a given + // character position, returning an array of remaining chunks (or + // undefined if nothing remains). + function markedSpansBefore(old, startCh, isInsert) { + var nw; + if (old) { for (var i = 0; i < old.length; ++i) { + var span = old[i], marker = span.marker; + var startsBefore = span.from == null || (marker.inclusiveLeft ? span.from <= startCh : span.from < startCh); + if (startsBefore || span.from == startCh && marker.type == "bookmark" && (!isInsert || !span.marker.insertLeft)) { + var endsAfter = span.to == null || (marker.inclusiveRight ? span.to >= startCh : span.to > startCh) + ;(nw || (nw = [])).push(new MarkedSpan(marker, span.from, endsAfter ? null : span.to)); } - - if (!this.checkedZeroWidth && measure.clientHeight > 0) { - if (sWidth == 0) this.zeroWidthHack(); - this.checkedZeroWidth = true; + } } + return nw + } + function markedSpansAfter(old, endCh, isInsert) { + var nw; + if (old) { for (var i = 0; i < old.length; ++i) { + var span = old[i], marker = span.marker; + var endsAfter = span.to == null || (marker.inclusiveRight ? span.to >= endCh : span.to > endCh); + if (endsAfter || span.from == endCh && marker.type == "bookmark" && (!isInsert || span.marker.insertLeft)) { + var startsBefore = span.from == null || (marker.inclusiveLeft ? span.from <= endCh : span.from < endCh) + ;(nw || (nw = [])).push(new MarkedSpan(marker, startsBefore ? null : span.from - endCh, + span.to == null ? null : span.to - endCh)); } + } } + return nw + } - return {right: needsV ? sWidth : 0, bottom: needsH ? sWidth : 0}; - }, - setScrollLeft: function(pos) { - if (this.horiz.scrollLeft != pos) this.horiz.scrollLeft = pos; - if (this.disableHoriz) this.enableZeroWidthBar(this.horiz, this.disableHoriz); - }, - setScrollTop: function(pos) { - if (this.vert.scrollTop != pos) this.vert.scrollTop = pos; - if (this.disableVert) this.enableZeroWidthBar(this.vert, this.disableVert); - }, - zeroWidthHack: function() { - var w = mac && !mac_geMountainLion ? "12px" : "18px"; - this.horiz.style.height = this.vert.style.width = w; - this.horiz.style.pointerEvents = this.vert.style.pointerEvents = "none"; - this.disableHoriz = new Delayed; - this.disableVert = new Delayed; - }, - enableZeroWidthBar: function(bar, delay) { - bar.style.pointerEvents = "auto"; - function maybeDisable() { - // To find out whether the scrollbar is still visible, we - // check whether the element under the pixel in the bottom - // left corner of the scrollbar box is the scrollbar box - // itself (when the bar is still visible) or its filler child - // (when the bar is hidden). If it is still visible, we keep - // it enabled, if it's hidden, we disable pointer events. - var box = bar.getBoundingClientRect(); - var elt = document.elementFromPoint(box.left + 1, box.bottom - 1); - if (elt != bar) bar.style.pointerEvents = "none"; - else delay.set(1000, maybeDisable); - } - delay.set(1000, maybeDisable); - }, - clear: function() { - var parent = this.horiz.parentNode; - parent.removeChild(this.horiz); - parent.removeChild(this.vert); - } - }, NativeScrollbars.prototype); - - function NullScrollbars() {} - - NullScrollbars.prototype = copyObj({ - update: function() { return {bottom: 0, right: 0}; }, - setScrollLeft: function() {}, - setScrollTop: function() {}, - clear: function() {} - }, NullScrollbars.prototype); + // Given a change object, compute the new set of marker spans that + // cover the line in which the change took place. Removes spans + // entirely within the change, reconnects spans belonging to the + // same marker that appear on both sides of the change, and cuts off + // spans partially within the change. Returns an array of span + // arrays with one element for each line in (after) the change. + function stretchSpansOverChange(doc, change) { + if (change.full) { return null } + var oldFirst = isLine(doc, change.from.line) && getLine(doc, change.from.line).markedSpans; + var oldLast = isLine(doc, change.to.line) && getLine(doc, change.to.line).markedSpans; + if (!oldFirst && !oldLast) { return null } - CodeMirror.scrollbarModel = {"native": NativeScrollbars, "null": NullScrollbars}; + var startCh = change.from.ch, endCh = change.to.ch, isInsert = cmp(change.from, change.to) == 0; + // Get the spans that 'stick out' on both sides + var first = markedSpansBefore(oldFirst, startCh, isInsert); + var last = markedSpansAfter(oldLast, endCh, isInsert); - function initScrollbars(cm) { - if (cm.display.scrollbars) { - cm.display.scrollbars.clear(); - if (cm.display.scrollbars.addClass) - rmClass(cm.display.wrapper, cm.display.scrollbars.addClass); + // Next, merge those two ends + var sameLine = change.text.length == 1, offset = lst(change.text).length + (sameLine ? startCh : 0); + if (first) { + // Fix up .to properties of first + for (var i = 0; i < first.length; ++i) { + var span = first[i]; + if (span.to == null) { + var found = getMarkedSpanFor(last, span.marker); + if (!found) { span.to = startCh; } + else if (sameLine) { span.to = found.to == null ? null : found.to + offset; } + } + } + } + if (last) { + // Fix up .from in last (or move them into first in case of sameLine) + for (var i$1 = 0; i$1 < last.length; ++i$1) { + var span$1 = last[i$1]; + if (span$1.to != null) { span$1.to += offset; } + if (span$1.from == null) { + var found$1 = getMarkedSpanFor(first, span$1.marker); + if (!found$1) { + span$1.from = offset; + if (sameLine) { (first || (first = [])).push(span$1); } + } + } else { + span$1.from += offset; + if (sameLine) { (first || (first = [])).push(span$1); } + } + } } + // Make sure we didn't create any zero-length spans + if (first) { first = clearEmptySpans(first); } + if (last && last != first) { last = clearEmptySpans(last); } - cm.display.scrollbars = new CodeMirror.scrollbarModel[cm.options.scrollbarStyle](function(node) { - cm.display.wrapper.insertBefore(node, cm.display.scrollbarFiller); - // Prevent clicks in the scrollbars from killing focus - on(node, "mousedown", function() { - if (cm.state.focused) setTimeout(function() { cm.display.input.focus(); }, 0); - }); - node.setAttribute("cm-not-content", "true"); - }, function(pos, axis) { - if (axis == "horizontal") setScrollLeft(cm, pos); - else setScrollTop(cm, pos); - }, cm); - if (cm.display.scrollbars.addClass) - addClass(cm.display.wrapper, cm.display.scrollbars.addClass); + var newMarkers = [first]; + if (!sameLine) { + // Fill gap with whole-line-spans + var gap = change.text.length - 2, gapMarkers; + if (gap > 0 && first) + { for (var i$2 = 0; i$2 < first.length; ++i$2) + { if (first[i$2].to == null) + { (gapMarkers || (gapMarkers = [])).push(new MarkedSpan(first[i$2].marker, null, null)); } } } + for (var i$3 = 0; i$3 < gap; ++i$3) + { newMarkers.push(gapMarkers); } + newMarkers.push(last); + } + return newMarkers } - function updateScrollbars(cm, measure) { - if (!measure) measure = measureForScrollbars(cm); - var startWidth = cm.display.barWidth, startHeight = cm.display.barHeight; - updateScrollbarsInner(cm, measure); - for (var i = 0; i < 4 && startWidth != cm.display.barWidth || startHeight != cm.display.barHeight; i++) { - if (startWidth != cm.display.barWidth && cm.options.lineWrapping) - updateHeightsInViewport(cm); - updateScrollbarsInner(cm, measureForScrollbars(cm)); - startWidth = cm.display.barWidth; startHeight = cm.display.barHeight; + // Remove spans that are empty and don't have a clearWhenEmpty + // option of false. + function clearEmptySpans(spans) { + for (var i = 0; i < spans.length; ++i) { + var span = spans[i]; + if (span.from != null && span.from == span.to && span.marker.clearWhenEmpty !== false) + { spans.splice(i--, 1); } } + if (!spans.length) { return null } + return spans } - // Re-synchronize the fake scrollbars with the actual size of the - // content. - function updateScrollbarsInner(cm, measure) { - var d = cm.display; - var sizes = d.scrollbars.update(measure); - - d.sizer.style.paddingRight = (d.barWidth = sizes.right) + "px"; - d.sizer.style.paddingBottom = (d.barHeight = sizes.bottom) + "px"; - d.heightForcer.style.borderBottom = sizes.bottom + "px solid transparent" - - if (sizes.right && sizes.bottom) { - d.scrollbarFiller.style.display = "block"; - d.scrollbarFiller.style.height = sizes.bottom + "px"; - d.scrollbarFiller.style.width = sizes.right + "px"; - } else d.scrollbarFiller.style.display = ""; - if (sizes.bottom && cm.options.coverGutterNextToScrollbar && cm.options.fixedGutter) { - d.gutterFiller.style.display = "block"; - d.gutterFiller.style.height = sizes.bottom + "px"; - d.gutterFiller.style.width = measure.gutterWidth + "px"; - } else d.gutterFiller.style.display = ""; + // Used to 'clip' out readOnly ranges when making a change. + function removeReadOnlyRanges(doc, from, to) { + var markers = null; + doc.iter(from.line, to.line + 1, function (line) { + if (line.markedSpans) { for (var i = 0; i < line.markedSpans.length; ++i) { + var mark = line.markedSpans[i].marker; + if (mark.readOnly && (!markers || indexOf(markers, mark) == -1)) + { (markers || (markers = [])).push(mark); } + } } + }); + if (!markers) { return null } + var parts = [{from: from, to: to}]; + for (var i = 0; i < markers.length; ++i) { + var mk = markers[i], m = mk.find(0); + for (var j = 0; j < parts.length; ++j) { + var p = parts[j]; + if (cmp(p.to, m.from) < 0 || cmp(p.from, m.to) > 0) { continue } + var newParts = [j, 1], dfrom = cmp(p.from, m.from), dto = cmp(p.to, m.to); + if (dfrom < 0 || !mk.inclusiveLeft && !dfrom) + { newParts.push({from: p.from, to: m.from}); } + if (dto > 0 || !mk.inclusiveRight && !dto) + { newParts.push({from: m.to, to: p.to}); } + parts.splice.apply(parts, newParts); + j += newParts.length - 3; + } + } + return parts } - // Compute the lines that are visible in a given viewport (defaults - // the the current scroll position). viewport may contain top, - // height, and ensure (see op.scrollToPos) properties. - function visibleLines(display, doc, viewport) { - var top = viewport && viewport.top != null ? Math.max(0, viewport.top) : display.scroller.scrollTop; - top = Math.floor(top - paddingTop(display)); - var bottom = viewport && viewport.bottom != null ? viewport.bottom : top + display.wrapper.clientHeight; - - var from = lineAtHeight(doc, top), to = lineAtHeight(doc, bottom); - // Ensure is a {from: {line, ch}, to: {line, ch}} object, and - // forces those lines into the viewport (if possible). - if (viewport && viewport.ensure) { - var ensureFrom = viewport.ensure.from.line, ensureTo = viewport.ensure.to.line; - if (ensureFrom < from) { - from = ensureFrom; - to = lineAtHeight(doc, heightAtLine(getLine(doc, ensureFrom)) + display.wrapper.clientHeight); - } else if (Math.min(ensureTo, doc.lastLine()) >= to) { - from = lineAtHeight(doc, heightAtLine(getLine(doc, ensureTo)) - display.wrapper.clientHeight); - to = ensureTo; - } - } - return {from: from, to: Math.max(to, from + 1)}; + // Connect or disconnect spans from a line. + function detachMarkedSpans(line) { + var spans = line.markedSpans; + if (!spans) { return } + for (var i = 0; i < spans.length; ++i) + { spans[i].marker.detachLine(line); } + line.markedSpans = null; + } + function attachMarkedSpans(line, spans) { + if (!spans) { return } + for (var i = 0; i < spans.length; ++i) + { spans[i].marker.attachLine(line); } + line.markedSpans = spans; } - // LINE NUMBERS + // Helpers used when computing which overlapping collapsed span + // counts as the larger one. + function extraLeft(marker) { return marker.inclusiveLeft ? -1 : 0 } + function extraRight(marker) { return marker.inclusiveRight ? 1 : 0 } - // Re-align line numbers and gutter marks to compensate for - // horizontal scrolling. - function alignHorizontally(cm) { - var display = cm.display, view = display.view; - if (!display.alignWidgets && (!display.gutters.firstChild || !cm.options.fixedGutter)) return; - var comp = compensateForHScroll(display) - display.scroller.scrollLeft + cm.doc.scrollLeft; - var gutterW = display.gutters.offsetWidth, left = comp + "px"; - for (var i = 0; i < view.length; i++) if (!view[i].hidden) { - if (cm.options.fixedGutter && view[i].gutter) - view[i].gutter.style.left = left; - var align = view[i].alignable; - if (align) for (var j = 0; j < align.length; j++) - align[j].style.left = left; - } - if (cm.options.fixedGutter) - display.gutters.style.left = (comp + gutterW) + "px"; + // Returns a number indicating which of two overlapping collapsed + // spans is larger (and thus includes the other). Falls back to + // comparing ids when the spans cover exactly the same range. + function compareCollapsedMarkers(a, b) { + var lenDiff = a.lines.length - b.lines.length; + if (lenDiff != 0) { return lenDiff } + var aPos = a.find(), bPos = b.find(); + var fromCmp = cmp(aPos.from, bPos.from) || extraLeft(a) - extraLeft(b); + if (fromCmp) { return -fromCmp } + var toCmp = cmp(aPos.to, bPos.to) || extraRight(a) - extraRight(b); + if (toCmp) { return toCmp } + return b.id - a.id } - // Used to ensure that the line number gutter is still the right - // size for the current document size. Returns true when an update - // is needed. - function maybeUpdateLineNumberWidth(cm) { - if (!cm.options.lineNumbers) return false; - var doc = cm.doc, last = lineNumberFor(cm.options, doc.first + doc.size - 1), display = cm.display; - if (last.length != display.lineNumChars) { - var test = display.measure.appendChild(elt("div", [elt("div", last)], - "CodeMirror-linenumber CodeMirror-gutter-elt")); - var innerW = test.firstChild.offsetWidth, padding = test.offsetWidth - innerW; - display.lineGutter.style.width = ""; - display.lineNumInnerWidth = Math.max(innerW, display.lineGutter.offsetWidth - padding) + 1; - display.lineNumWidth = display.lineNumInnerWidth + padding; - display.lineNumChars = display.lineNumInnerWidth ? last.length : -1; - display.lineGutter.style.width = display.lineNumWidth + "px"; - updateGutterSpace(cm); - return true; - } - return false; + // Find out whether a line ends or starts in a collapsed span. If + // so, return the marker for that span. + function collapsedSpanAtSide(line, start) { + var sps = sawCollapsedSpans && line.markedSpans, found; + if (sps) { for (var sp = (void 0), i = 0; i < sps.length; ++i) { + sp = sps[i]; + if (sp.marker.collapsed && (start ? sp.from : sp.to) == null && + (!found || compareCollapsedMarkers(found, sp.marker) < 0)) + { found = sp.marker; } + } } + return found } + function collapsedSpanAtStart(line) { return collapsedSpanAtSide(line, true) } + function collapsedSpanAtEnd(line) { return collapsedSpanAtSide(line, false) } - function lineNumberFor(options, i) { - return String(options.lineNumberFormatter(i + options.firstLineNumber)); + function collapsedSpanAround(line, ch) { + var sps = sawCollapsedSpans && line.markedSpans, found; + if (sps) { for (var i = 0; i < sps.length; ++i) { + var sp = sps[i]; + if (sp.marker.collapsed && (sp.from == null || sp.from < ch) && (sp.to == null || sp.to > ch) && + (!found || compareCollapsedMarkers(found, sp.marker) < 0)) { found = sp.marker; } + } } + return found } - // Computes display.scroller.scrollLeft + display.gutters.offsetWidth, - // but using getBoundingClientRect to get a sub-pixel-accurate - // result. - function compensateForHScroll(display) { - return display.scroller.getBoundingClientRect().left - display.sizer.getBoundingClientRect().left; + // Test whether there exists a collapsed span that partially + // overlaps (covers the start or end, but not both) of a new span. + // Such overlap is not allowed. + function conflictingCollapsedRange(doc, lineNo$$1, from, to, marker) { + var line = getLine(doc, lineNo$$1); + var sps = sawCollapsedSpans && line.markedSpans; + if (sps) { for (var i = 0; i < sps.length; ++i) { + var sp = sps[i]; + if (!sp.marker.collapsed) { continue } + var found = sp.marker.find(0); + var fromCmp = cmp(found.from, from) || extraLeft(sp.marker) - extraLeft(marker); + var toCmp = cmp(found.to, to) || extraRight(sp.marker) - extraRight(marker); + if (fromCmp >= 0 && toCmp <= 0 || fromCmp <= 0 && toCmp >= 0) { continue } + if (fromCmp <= 0 && (sp.marker.inclusiveRight && marker.inclusiveLeft ? cmp(found.to, from) >= 0 : cmp(found.to, from) > 0) || + fromCmp >= 0 && (sp.marker.inclusiveRight && marker.inclusiveLeft ? cmp(found.from, to) <= 0 : cmp(found.from, to) < 0)) + { return true } + } } } - // DISPLAY DRAWING - - function DisplayUpdate(cm, viewport, force) { - var display = cm.display; - - this.viewport = viewport; - // Store some values that we'll need later (but don't want to force a relayout for) - this.visible = visibleLines(display, cm.doc, viewport); - this.editorIsHidden = !display.wrapper.offsetWidth; - this.wrapperHeight = display.wrapper.clientHeight; - this.wrapperWidth = display.wrapper.clientWidth; - this.oldDisplayWidth = displayWidth(cm); - this.force = force; - this.dims = getDimensions(cm); - this.events = []; + // A visual line is a line as drawn on the screen. Folding, for + // example, can cause multiple logical lines to appear on the same + // visual line. This finds the start of the visual line that the + // given line is part of (usually that is the line itself). + function visualLine(line) { + var merged; + while (merged = collapsedSpanAtStart(line)) + { line = merged.find(-1, true).line; } + return line } - DisplayUpdate.prototype.signal = function(emitter, type) { - if (hasHandler(emitter, type)) - this.events.push(arguments); - }; - DisplayUpdate.prototype.finish = function() { - for (var i = 0; i < this.events.length; i++) - signal.apply(null, this.events[i]); - }; - - function maybeClipScrollbars(cm) { - var display = cm.display; - if (!display.scrollbarsClipped && display.scroller.offsetWidth) { - display.nativeBarWidth = display.scroller.offsetWidth - display.scroller.clientWidth; - display.heightForcer.style.height = scrollGap(cm) + "px"; - display.sizer.style.marginBottom = -display.nativeBarWidth + "px"; - display.sizer.style.borderRightWidth = scrollGap(cm) + "px"; - display.scrollbarsClipped = true; - } + function visualLineEnd(line) { + var merged; + while (merged = collapsedSpanAtEnd(line)) + { line = merged.find(1, true).line; } + return line } - // Does the actual updating of the line display. Bails out - // (returning false) when there is nothing to be done and forced is - // false. - function updateDisplayIfNeeded(cm, update) { - var display = cm.display, doc = cm.doc; - - if (update.editorIsHidden) { - resetView(cm); - return false; + // Returns an array of logical lines that continue the visual line + // started by the argument, or undefined if there are no such lines. + function visualLineContinued(line) { + var merged, lines; + while (merged = collapsedSpanAtEnd(line)) { + line = merged.find(1, true).line + ;(lines || (lines = [])).push(line); } + return lines + } - // Bail out if the visible area is already rendered and nothing changed. - if (!update.force && - update.visible.from >= display.viewFrom && update.visible.to <= display.viewTo && - (display.updateLineNumbers == null || display.updateLineNumbers >= display.viewTo) && - display.renderedView == display.view && countDirtyView(cm) == 0) - return false; + // Get the line number of the start of the visual line that the + // given line number is part of. + function visualLineNo(doc, lineN) { + var line = getLine(doc, lineN), vis = visualLine(line); + if (line == vis) { return lineN } + return lineNo(vis) + } - if (maybeUpdateLineNumberWidth(cm)) { - resetView(cm); - update.dims = getDimensions(cm); - } + // Get the line number of the start of the next visual line after + // the given line. + function visualLineEndNo(doc, lineN) { + if (lineN > doc.lastLine()) { return lineN } + var line = getLine(doc, lineN), merged; + if (!lineIsHidden(doc, line)) { return lineN } + while (merged = collapsedSpanAtEnd(line)) + { line = merged.find(1, true).line; } + return lineNo(line) + 1 + } - // Compute a suitable new viewport (from & to) - var end = doc.first + doc.size; - var from = Math.max(update.visible.from - cm.options.viewportMargin, doc.first); - var to = Math.min(end, update.visible.to + cm.options.viewportMargin); - if (display.viewFrom < from && from - display.viewFrom < 20) from = Math.max(doc.first, display.viewFrom); - if (display.viewTo > to && display.viewTo - to < 20) to = Math.min(end, display.viewTo); - if (sawCollapsedSpans) { - from = visualLineNo(cm.doc, from); - to = visualLineEndNo(cm.doc, to); + // Compute whether a line is hidden. Lines count as hidden when they + // are part of a visual line that starts with another line, or when + // they are entirely covered by collapsed, non-widget span. + function lineIsHidden(doc, line) { + var sps = sawCollapsedSpans && line.markedSpans; + if (sps) { for (var sp = (void 0), i = 0; i < sps.length; ++i) { + sp = sps[i]; + if (!sp.marker.collapsed) { continue } + if (sp.from == null) { return true } + if (sp.marker.widgetNode) { continue } + if (sp.from == 0 && sp.marker.inclusiveLeft && lineIsHiddenInner(doc, line, sp)) + { return true } + } } + } + function lineIsHiddenInner(doc, line, span) { + if (span.to == null) { + var end = span.marker.find(1, true); + return lineIsHiddenInner(doc, end.line, getMarkedSpanFor(end.line.markedSpans, span.marker)) } - - var different = from != display.viewFrom || to != display.viewTo || - display.lastWrapHeight != update.wrapperHeight || display.lastWrapWidth != update.wrapperWidth; - adjustView(cm, from, to); - - display.viewOffset = heightAtLine(getLine(cm.doc, display.viewFrom)); - // Position the mover div to align with the current scroll position - cm.display.mover.style.top = display.viewOffset + "px"; - - var toUpdate = countDirtyView(cm); - if (!different && toUpdate == 0 && !update.force && display.renderedView == display.view && - (display.updateLineNumbers == null || display.updateLineNumbers >= display.viewTo)) - return false; - - // For big changes, we hide the enclosing element during the - // update, since that speeds up the operations on most browsers. - var focused = activeElt(); - if (toUpdate > 4) display.lineDiv.style.display = "none"; - patchDisplay(cm, display.updateLineNumbers, update.dims); - if (toUpdate > 4) display.lineDiv.style.display = ""; - display.renderedView = display.view; - // There might have been a widget with a focused element that got - // hidden or updated, if so re-focus it. - if (focused && activeElt() != focused && focused.offsetHeight) focused.focus(); - - // Prevent selection and cursors from interfering with the scroll - // width and height. - removeChildren(display.cursorDiv); - removeChildren(display.selectionDiv); - display.gutters.style.height = display.sizer.style.minHeight = 0; - - if (different) { - display.lastWrapHeight = update.wrapperHeight; - display.lastWrapWidth = update.wrapperWidth; - startWorker(cm, 400); + if (span.marker.inclusiveRight && span.to == line.text.length) + { return true } + for (var sp = (void 0), i = 0; i < line.markedSpans.length; ++i) { + sp = line.markedSpans[i]; + if (sp.marker.collapsed && !sp.marker.widgetNode && sp.from == span.to && + (sp.to == null || sp.to != span.from) && + (sp.marker.inclusiveLeft || span.marker.inclusiveRight) && + lineIsHiddenInner(doc, line, sp)) { return true } } - - display.updateLineNumbers = null; - - return true; } - function postUpdateDisplay(cm, update) { - var viewport = update.viewport; + // Find the height above the given line. + function heightAtLine(lineObj) { + lineObj = visualLine(lineObj); - for (var first = true;; first = false) { - if (!first || !cm.options.lineWrapping || update.oldDisplayWidth == displayWidth(cm)) { - // Clip forced viewport to actual scrollable area. - if (viewport && viewport.top != null) - viewport = {top: Math.min(cm.doc.height + paddingVert(cm.display) - displayHeight(cm), viewport.top)}; - // Updated line heights might result in the drawn area not - // actually covering the viewport. Keep looping until it does. - update.visible = visibleLines(cm.display, cm.doc, viewport); - if (update.visible.from >= cm.display.viewFrom && update.visible.to <= cm.display.viewTo) - break; + var h = 0, chunk = lineObj.parent; + for (var i = 0; i < chunk.lines.length; ++i) { + var line = chunk.lines[i]; + if (line == lineObj) { break } + else { h += line.height; } + } + for (var p = chunk.parent; p; chunk = p, p = chunk.parent) { + for (var i$1 = 0; i$1 < p.children.length; ++i$1) { + var cur = p.children[i$1]; + if (cur == chunk) { break } + else { h += cur.height; } } - if (!updateDisplayIfNeeded(cm, update)) break; - updateHeightsInViewport(cm); - var barMeasure = measureForScrollbars(cm); - updateSelection(cm); - updateScrollbars(cm, barMeasure); - setDocumentHeight(cm, barMeasure); } + return h + } - update.signal(cm, "update", cm); - if (cm.display.viewFrom != cm.display.reportedViewFrom || cm.display.viewTo != cm.display.reportedViewTo) { - update.signal(cm, "viewportChange", cm, cm.display.viewFrom, cm.display.viewTo); - cm.display.reportedViewFrom = cm.display.viewFrom; cm.display.reportedViewTo = cm.display.viewTo; + // Compute the character length of a line, taking into account + // collapsed ranges (see markText) that might hide parts, and join + // other lines onto it. + function lineLength(line) { + if (line.height == 0) { return 0 } + var len = line.text.length, merged, cur = line; + while (merged = collapsedSpanAtStart(cur)) { + var found = merged.find(0, true); + cur = found.from.line; + len += found.from.ch - found.to.ch; + } + cur = line; + while (merged = collapsedSpanAtEnd(cur)) { + var found$1 = merged.find(0, true); + len -= cur.text.length - found$1.from.ch; + cur = found$1.to.line; + len += cur.text.length - found$1.to.ch; } + return len } - function updateDisplaySimple(cm, viewport) { - var update = new DisplayUpdate(cm, viewport); - if (updateDisplayIfNeeded(cm, update)) { - updateHeightsInViewport(cm); - postUpdateDisplay(cm, update); - var barMeasure = measureForScrollbars(cm); - updateSelection(cm); - updateScrollbars(cm, barMeasure); - setDocumentHeight(cm, barMeasure); - update.finish(); - } + // Find the longest line in the document. + function findMaxLine(cm) { + var d = cm.display, doc = cm.doc; + d.maxLine = getLine(doc, doc.first); + d.maxLineLength = lineLength(d.maxLine); + d.maxLineChanged = true; + doc.iter(function (line) { + var len = lineLength(line); + if (len > d.maxLineLength) { + d.maxLineLength = len; + d.maxLine = line; + } + }); } - function setDocumentHeight(cm, measure) { - cm.display.sizer.style.minHeight = measure.docHeight + "px"; - cm.display.heightForcer.style.top = measure.docHeight + "px"; - cm.display.gutters.style.height = (measure.docHeight + cm.display.barHeight + scrollGap(cm)) + "px"; + // BIDI HELPERS + + function iterateBidiSections(order, from, to, f) { + if (!order) { return f(from, to, "ltr", 0) } + var found = false; + for (var i = 0; i < order.length; ++i) { + var part = order[i]; + if (part.from < to && part.to > from || from == to && part.to == from) { + f(Math.max(part.from, from), Math.min(part.to, to), part.level == 1 ? "rtl" : "ltr", i); + found = true; + } + } + if (!found) { f(from, to, "ltr"); } } - // Read the actual heights of the rendered lines, and update their - // stored heights to match. - function updateHeightsInViewport(cm) { - var display = cm.display; - var prevBottom = display.lineDiv.offsetTop; - for (var i = 0; i < display.view.length; i++) { - var cur = display.view[i], height; - if (cur.hidden) continue; - if (ie && ie_version < 8) { - var bot = cur.node.offsetTop + cur.node.offsetHeight; - height = bot - prevBottom; - prevBottom = bot; - } else { - var box = cur.node.getBoundingClientRect(); - height = box.bottom - box.top; + var bidiOther = null; + function getBidiPartAt(order, ch, sticky) { + var found; + bidiOther = null; + for (var i = 0; i < order.length; ++i) { + var cur = order[i]; + if (cur.from < ch && cur.to > ch) { return i } + if (cur.to == ch) { + if (cur.from != cur.to && sticky == "before") { found = i; } + else { bidiOther = i; } } - var diff = cur.line.height - height; - if (height < 2) height = textHeight(display); - if (diff > .001 || diff < -.001) { - updateLineHeight(cur.line, height); - updateWidgetHeight(cur.line); - if (cur.rest) for (var j = 0; j < cur.rest.length; j++) - updateWidgetHeight(cur.rest[j]); + if (cur.from == ch) { + if (cur.from != cur.to && sticky != "before") { found = i; } + else { bidiOther = i; } } } + return found != null ? found : bidiOther } - // Read and store the height of line widgets associated with the - // given line. - function updateWidgetHeight(line) { - if (line.widgets) for (var i = 0; i < line.widgets.length; ++i) - line.widgets[i].height = line.widgets[i].node.parentNode.offsetHeight; - } + // Bidirectional ordering algorithm + // See http://unicode.org/reports/tr9/tr9-13.html for the algorithm + // that this (partially) implements. - // Do a bulk-read of the DOM positions and sizes needed to draw the - // view, so that we don't interleave reading and writing to the DOM. - function getDimensions(cm) { - var d = cm.display, left = {}, width = {}; - var gutterLeft = d.gutters.clientLeft; - for (var n = d.gutters.firstChild, i = 0; n; n = n.nextSibling, ++i) { - left[cm.options.gutters[i]] = n.offsetLeft + n.clientLeft + gutterLeft; - width[cm.options.gutters[i]] = n.clientWidth; + // One-char codes used for character types: + // L (L): Left-to-Right + // R (R): Right-to-Left + // r (AL): Right-to-Left Arabic + // 1 (EN): European Number + // + (ES): European Number Separator + // % (ET): European Number Terminator + // n (AN): Arabic Number + // , (CS): Common Number Separator + // m (NSM): Non-Spacing Mark + // b (BN): Boundary Neutral + // s (B): Paragraph Separator + // t (S): Segment Separator + // w (WS): Whitespace + // N (ON): Other Neutrals + + // Returns null if characters are ordered as they appear + // (left-to-right), or an array of sections ({from, to, level} + // objects) in the order in which they occur visually. + var bidiOrdering = (function() { + // Character types for codepoints 0 to 0xff + var lowTypes = "bbbbbbbbbtstwsbbbbbbbbbbbbbbssstwNN%%%NNNNNN,N,N1111111111NNNNNNNLLLLLLLLLLLLLLLLLLLLLLLLLLNNNNNNLLLLLLLLLLLLLLLLLLLLLLLLLLNNNNbbbbbbsbbbbbbbbbbbbbbbbbbbbbbbbbb,N%%%%NNNNLNNNNN%%11NLNNN1LNNNNNLLLLLLLLLLLLLLLLLLLLLLLNLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLN"; + // Character types for codepoints 0x600 to 0x6f9 + var arabicTypes = "nnnnnnNNr%%r,rNNmmmmmmmmmmmrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrmmmmmmmmmmmmmmmmmmmmmnnnnnnnnnn%nnrrrmrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrmmmmmmmnNmmmmmmrrmmNmmmmrr1111111111"; + function charType(code) { + if (code <= 0xf7) { return lowTypes.charAt(code) } + else if (0x590 <= code && code <= 0x5f4) { return "R" } + else if (0x600 <= code && code <= 0x6f9) { return arabicTypes.charAt(code - 0x600) } + else if (0x6ee <= code && code <= 0x8ac) { return "r" } + else if (0x2000 <= code && code <= 0x200b) { return "w" } + else if (code == 0x200c) { return "b" } + else { return "L" } } - return {fixedPos: compensateForHScroll(d), - gutterTotalWidth: d.gutters.offsetWidth, - gutterLeft: left, - gutterWidth: width, - wrapperWidth: d.wrapper.clientWidth}; - } - // Sync the actual display DOM structure with display.view, removing - // nodes for lines that are no longer in view, and creating the ones - // that are not there yet, and updating the ones that are out of - // date. - function patchDisplay(cm, updateNumbersFrom, dims) { - var display = cm.display, lineNumbers = cm.options.lineNumbers; - var container = display.lineDiv, cur = container.firstChild; + var bidiRE = /[\u0590-\u05f4\u0600-\u06ff\u0700-\u08ac]/; + var isNeutral = /[stwN]/, isStrong = /[LRr]/, countsAsLeft = /[Lb1n]/, countsAsNum = /[1n]/; - function rm(node) { - var next = node.nextSibling; - // Works around a throw-scroll bug in OS X Webkit - if (webkit && mac && cm.display.currentWheelTarget == node) - node.style.display = "none"; - else - node.parentNode.removeChild(node); - return next; + function BidiSpan(level, from, to) { + this.level = level; + this.from = from; this.to = to; } - var view = display.view, lineN = display.viewFrom; - // Loop over the elements in the view, syncing cur (the DOM nodes - // in display.lineDiv) with the view as we go. - for (var i = 0; i < view.length; i++) { - var lineView = view[i]; - if (lineView.hidden) { - } else if (!lineView.node || lineView.node.parentNode != container) { // Not drawn yet - var node = buildLineElement(cm, lineView, lineN, dims); - container.insertBefore(node, cur); - } else { // Already drawn - while (cur != lineView.node) cur = rm(cur); - var updateNumber = lineNumbers && updateNumbersFrom != null && - updateNumbersFrom <= lineN && lineView.lineNumber; - if (lineView.changes) { - if (indexOf(lineView.changes, "gutter") > -1) updateNumber = false; - updateLineForChanges(cm, lineView, lineN, dims); + return function(str, direction) { + var outerType = direction == "ltr" ? "L" : "R"; + + if (str.length == 0 || direction == "ltr" && !bidiRE.test(str)) { return false } + var len = str.length, types = []; + for (var i = 0; i < len; ++i) + { types.push(charType(str.charCodeAt(i))); } + + // W1. Examine each non-spacing mark (NSM) in the level run, and + // change the type of the NSM to the type of the previous + // character. If the NSM is at the start of the level run, it will + // get the type of sor. + for (var i$1 = 0, prev = outerType; i$1 < len; ++i$1) { + var type = types[i$1]; + if (type == "m") { types[i$1] = prev; } + else { prev = type; } + } + + // W2. Search backwards from each instance of a European number + // until the first strong type (R, L, AL, or sor) is found. If an + // AL is found, change the type of the European number to Arabic + // number. + // W3. Change all ALs to R. + for (var i$2 = 0, cur = outerType; i$2 < len; ++i$2) { + var type$1 = types[i$2]; + if (type$1 == "1" && cur == "r") { types[i$2] = "n"; } + else if (isStrong.test(type$1)) { cur = type$1; if (type$1 == "r") { types[i$2] = "R"; } } + } + + // W4. A single European separator between two European numbers + // changes to a European number. A single common separator between + // two numbers of the same type changes to that type. + for (var i$3 = 1, prev$1 = types[0]; i$3 < len - 1; ++i$3) { + var type$2 = types[i$3]; + if (type$2 == "+" && prev$1 == "1" && types[i$3+1] == "1") { types[i$3] = "1"; } + else if (type$2 == "," && prev$1 == types[i$3+1] && + (prev$1 == "1" || prev$1 == "n")) { types[i$3] = prev$1; } + prev$1 = type$2; + } + + // W5. A sequence of European terminators adjacent to European + // numbers changes to all European numbers. + // W6. Otherwise, separators and terminators change to Other + // Neutral. + for (var i$4 = 0; i$4 < len; ++i$4) { + var type$3 = types[i$4]; + if (type$3 == ",") { types[i$4] = "N"; } + else if (type$3 == "%") { + var end = (void 0); + for (end = i$4 + 1; end < len && types[end] == "%"; ++end) {} + var replace = (i$4 && types[i$4-1] == "!") || (end < len && types[end] == "1") ? "1" : "N"; + for (var j = i$4; j < end; ++j) { types[j] = replace; } + i$4 = end - 1; } - if (updateNumber) { - removeChildren(lineView.lineNumber); - lineView.lineNumber.appendChild(document.createTextNode(lineNumberFor(cm.options, lineN))); + } + + // W7. Search backwards from each instance of a European number + // until the first strong type (R, L, or sor) is found. If an L is + // found, then change the type of the European number to L. + for (var i$5 = 0, cur$1 = outerType; i$5 < len; ++i$5) { + var type$4 = types[i$5]; + if (cur$1 == "L" && type$4 == "1") { types[i$5] = "L"; } + else if (isStrong.test(type$4)) { cur$1 = type$4; } + } + + // N1. A sequence of neutrals takes the direction of the + // surrounding strong text if the text on both sides has the same + // direction. European and Arabic numbers act as if they were R in + // terms of their influence on neutrals. Start-of-level-run (sor) + // and end-of-level-run (eor) are used at level run boundaries. + // N2. Any remaining neutrals take the embedding direction. + for (var i$6 = 0; i$6 < len; ++i$6) { + if (isNeutral.test(types[i$6])) { + var end$1 = (void 0); + for (end$1 = i$6 + 1; end$1 < len && isNeutral.test(types[end$1]); ++end$1) {} + var before = (i$6 ? types[i$6-1] : outerType) == "L"; + var after = (end$1 < len ? types[end$1] : outerType) == "L"; + var replace$1 = before == after ? (before ? "L" : "R") : outerType; + for (var j$1 = i$6; j$1 < end$1; ++j$1) { types[j$1] = replace$1; } + i$6 = end$1 - 1; } - cur = lineView.node.nextSibling; } - lineN += lineView.size; - } - while (cur) cur = rm(cur); - } - // When an aspect of a line changes, a string is added to - // lineView.changes. This updates the relevant part of the line's - // DOM structure. - function updateLineForChanges(cm, lineView, lineN, dims) { - for (var j = 0; j < lineView.changes.length; j++) { - var type = lineView.changes[j]; - if (type == "text") updateLineText(cm, lineView); - else if (type == "gutter") updateLineGutter(cm, lineView, lineN, dims); - else if (type == "class") updateLineClasses(lineView); - else if (type == "widget") updateLineWidgets(cm, lineView, dims); - } - lineView.changes = null; - } + // Here we depart from the documented algorithm, in order to avoid + // building up an actual levels array. Since there are only three + // levels (0, 1, 2) in an implementation that doesn't take + // explicit embedding into account, we can build up the order on + // the fly, without following the level-based algorithm. + var order = [], m; + for (var i$7 = 0; i$7 < len;) { + if (countsAsLeft.test(types[i$7])) { + var start = i$7; + for (++i$7; i$7 < len && countsAsLeft.test(types[i$7]); ++i$7) {} + order.push(new BidiSpan(0, start, i$7)); + } else { + var pos = i$7, at = order.length; + for (++i$7; i$7 < len && types[i$7] != "L"; ++i$7) {} + for (var j$2 = pos; j$2 < i$7;) { + if (countsAsNum.test(types[j$2])) { + if (pos < j$2) { order.splice(at, 0, new BidiSpan(1, pos, j$2)); } + var nstart = j$2; + for (++j$2; j$2 < i$7 && countsAsNum.test(types[j$2]); ++j$2) {} + order.splice(at, 0, new BidiSpan(2, nstart, j$2)); + pos = j$2; + } else { ++j$2; } + } + if (pos < i$7) { order.splice(at, 0, new BidiSpan(1, pos, i$7)); } + } + } + if (direction == "ltr") { + if (order[0].level == 1 && (m = str.match(/^\s+/))) { + order[0].from = m[0].length; + order.unshift(new BidiSpan(0, 0, m[0].length)); + } + if (lst(order).level == 1 && (m = str.match(/\s+$/))) { + lst(order).to -= m[0].length; + order.push(new BidiSpan(0, len - m[0].length, len)); + } + } - // Lines with gutter elements, widgets or a background class need to - // be wrapped, and have the extra elements added to the wrapper div - function ensureLineWrapped(lineView) { - if (lineView.node == lineView.text) { - lineView.node = elt("div", null, null, "position: relative"); - if (lineView.text.parentNode) - lineView.text.parentNode.replaceChild(lineView.node, lineView.text); - lineView.node.appendChild(lineView.text); - if (ie && ie_version < 8) lineView.node.style.zIndex = 2; + return direction == "rtl" ? order.reverse() : order } - return lineView.node; - } + })(); - function updateLineBackground(lineView) { - var cls = lineView.bgClass ? lineView.bgClass + " " + (lineView.line.bgClass || "") : lineView.line.bgClass; - if (cls) cls += " CodeMirror-linebackground"; - if (lineView.background) { - if (cls) lineView.background.className = cls; - else { lineView.background.parentNode.removeChild(lineView.background); lineView.background = null; } - } else if (cls) { - var wrap = ensureLineWrapped(lineView); - lineView.background = wrap.insertBefore(elt("div", null, cls), wrap.firstChild); - } + // Get the bidi ordering for the given line (and cache it). Returns + // false for lines that are fully left-to-right, and an array of + // BidiSpan objects otherwise. + function getOrder(line, direction) { + var order = line.order; + if (order == null) { order = line.order = bidiOrdering(line.text, direction); } + return order } - // Wrapper around buildLineContent which will reuse the structure - // in display.externalMeasured when possible. - function getLineContent(cm, lineView) { - var ext = cm.display.externalMeasured; - if (ext && ext.line == lineView.line) { - cm.display.externalMeasured = null; - lineView.measure = ext.measure; - return ext.built; + // EVENT HANDLING + + // Lightweight event framework. on/off also work on DOM nodes, + // registering native DOM handlers. + + var noHandlers = []; + + var on = function(emitter, type, f) { + if (emitter.addEventListener) { + emitter.addEventListener(type, f, false); + } else if (emitter.attachEvent) { + emitter.attachEvent("on" + type, f); + } else { + var map$$1 = emitter._handlers || (emitter._handlers = {}); + map$$1[type] = (map$$1[type] || noHandlers).concat(f); } - return buildLineContent(cm, lineView); + }; + + function getHandlers(emitter, type) { + return emitter._handlers && emitter._handlers[type] || noHandlers } - // Redraw the line's text. Interacts with the background and text - // classes because the mode may output tokens that influence these - // classes. - function updateLineText(cm, lineView) { - var cls = lineView.text.className; - var built = getLineContent(cm, lineView); - if (lineView.text == lineView.node) lineView.node = built.pre; - lineView.text.parentNode.replaceChild(built.pre, lineView.text); - lineView.text = built.pre; - if (built.bgClass != lineView.bgClass || built.textClass != lineView.textClass) { - lineView.bgClass = built.bgClass; - lineView.textClass = built.textClass; - updateLineClasses(lineView); - } else if (cls) { - lineView.text.className = cls; + function off(emitter, type, f) { + if (emitter.removeEventListener) { + emitter.removeEventListener(type, f, false); + } else if (emitter.detachEvent) { + emitter.detachEvent("on" + type, f); + } else { + var map$$1 = emitter._handlers, arr = map$$1 && map$$1[type]; + if (arr) { + var index = indexOf(arr, f); + if (index > -1) + { map$$1[type] = arr.slice(0, index).concat(arr.slice(index + 1)); } + } } } - function updateLineClasses(lineView) { - updateLineBackground(lineView); - if (lineView.line.wrapClass) - ensureLineWrapped(lineView).className = lineView.line.wrapClass; - else if (lineView.node != lineView.text) - lineView.node.className = ""; - var textClass = lineView.textClass ? lineView.textClass + " " + (lineView.line.textClass || "") : lineView.line.textClass; - lineView.text.className = textClass || ""; + function signal(emitter, type /*, values...*/) { + var handlers = getHandlers(emitter, type); + if (!handlers.length) { return } + var args = Array.prototype.slice.call(arguments, 2); + for (var i = 0; i < handlers.length; ++i) { handlers[i].apply(null, args); } } - function updateLineGutter(cm, lineView, lineN, dims) { - if (lineView.gutter) { - lineView.node.removeChild(lineView.gutter); - lineView.gutter = null; - } - if (lineView.gutterBackground) { - lineView.node.removeChild(lineView.gutterBackground); - lineView.gutterBackground = null; - } - if (lineView.line.gutterClass) { - var wrap = ensureLineWrapped(lineView); - lineView.gutterBackground = elt("div", null, "CodeMirror-gutter-background " + lineView.line.gutterClass, - "left: " + (cm.options.fixedGutter ? dims.fixedPos : -dims.gutterTotalWidth) + - "px; width: " + dims.gutterTotalWidth + "px"); - wrap.insertBefore(lineView.gutterBackground, lineView.text); - } - var markers = lineView.line.gutterMarkers; - if (cm.options.lineNumbers || markers) { - var wrap = ensureLineWrapped(lineView); - var gutterWrap = lineView.gutter = elt("div", null, "CodeMirror-gutter-wrapper", "left: " + - (cm.options.fixedGutter ? dims.fixedPos : -dims.gutterTotalWidth) + "px"); - cm.display.input.setUneditable(gutterWrap); - wrap.insertBefore(gutterWrap, lineView.text); - if (lineView.line.gutterClass) - gutterWrap.className += " " + lineView.line.gutterClass; - if (cm.options.lineNumbers && (!markers || !markers["CodeMirror-linenumbers"])) - lineView.lineNumber = gutterWrap.appendChild( - elt("div", lineNumberFor(cm.options, lineN), - "CodeMirror-linenumber CodeMirror-gutter-elt", - "left: " + dims.gutterLeft["CodeMirror-linenumbers"] + "px; width: " - + cm.display.lineNumInnerWidth + "px")); - if (markers) for (var k = 0; k < cm.options.gutters.length; ++k) { - var id = cm.options.gutters[k], found = markers.hasOwnProperty(id) && markers[id]; - if (found) - gutterWrap.appendChild(elt("div", [found], "CodeMirror-gutter-elt", "left: " + - dims.gutterLeft[id] + "px; width: " + dims.gutterWidth[id] + "px")); - } - } + // The DOM events that CodeMirror handles can be overridden by + // registering a (non-DOM) handler on the editor for the event name, + // and preventDefault-ing the event in that handler. + function signalDOMEvent(cm, e, override) { + if (typeof e == "string") + { e = {type: e, preventDefault: function() { this.defaultPrevented = true; }}; } + signal(cm, override || e.type, cm, e); + return e_defaultPrevented(e) || e.codemirrorIgnore } - function updateLineWidgets(cm, lineView, dims) { - if (lineView.alignable) lineView.alignable = null; - for (var node = lineView.node.firstChild, next; node; node = next) { - var next = node.nextSibling; - if (node.className == "CodeMirror-linewidget") - lineView.node.removeChild(node); - } - insertLineWidgets(cm, lineView, dims); + function signalCursorActivity(cm) { + var arr = cm._handlers && cm._handlers.cursorActivity; + if (!arr) { return } + var set = cm.curOp.cursorActivityHandlers || (cm.curOp.cursorActivityHandlers = []); + for (var i = 0; i < arr.length; ++i) { if (indexOf(set, arr[i]) == -1) + { set.push(arr[i]); } } } - // Build a line's DOM representation from scratch - function buildLineElement(cm, lineView, lineN, dims) { - var built = getLineContent(cm, lineView); - lineView.text = lineView.node = built.pre; - if (built.bgClass) lineView.bgClass = built.bgClass; - if (built.textClass) lineView.textClass = built.textClass; + function hasHandler(emitter, type) { + return getHandlers(emitter, type).length > 0 + } - updateLineClasses(lineView); - updateLineGutter(cm, lineView, lineN, dims); - insertLineWidgets(cm, lineView, dims); - return lineView.node; + // Add on and off methods to a constructor's prototype, to make + // registering events on such objects more convenient. + function eventMixin(ctor) { + ctor.prototype.on = function(type, f) {on(this, type, f);}; + ctor.prototype.off = function(type, f) {off(this, type, f);}; } - // A lineView may contain multiple logical lines (when merged by - // collapsed spans). The widgets for all of them need to be drawn. - function insertLineWidgets(cm, lineView, dims) { - insertLineWidgetsFor(cm, lineView.line, lineView, dims, true); - if (lineView.rest) for (var i = 0; i < lineView.rest.length; i++) - insertLineWidgetsFor(cm, lineView.rest[i], lineView, dims, false); + // Due to the fact that we still support jurassic IE versions, some + // compatibility wrappers are needed. + + function e_preventDefault(e) { + if (e.preventDefault) { e.preventDefault(); } + else { e.returnValue = false; } + } + function e_stopPropagation(e) { + if (e.stopPropagation) { e.stopPropagation(); } + else { e.cancelBubble = true; } + } + function e_defaultPrevented(e) { + return e.defaultPrevented != null ? e.defaultPrevented : e.returnValue == false } + function e_stop(e) {e_preventDefault(e); e_stopPropagation(e);} - function insertLineWidgetsFor(cm, line, lineView, dims, allowAbove) { - if (!line.widgets) return; - var wrap = ensureLineWrapped(lineView); - for (var i = 0, ws = line.widgets; i < ws.length; ++i) { - var widget = ws[i], node = elt("div", [widget.node], "CodeMirror-linewidget"); - if (!widget.handleMouseEvents) node.setAttribute("cm-ignore-events", "true"); - positionLineWidget(widget, node, lineView, dims); - cm.display.input.setUneditable(node); - if (allowAbove && widget.above) - wrap.insertBefore(node, lineView.gutter || lineView.text); - else - wrap.appendChild(node); - signalLater(widget, "redraw"); + function e_target(e) {return e.target || e.srcElement} + function e_button(e) { + var b = e.which; + if (b == null) { + if (e.button & 1) { b = 1; } + else if (e.button & 2) { b = 3; } + else if (e.button & 4) { b = 2; } } + if (mac && e.ctrlKey && b == 1) { b = 3; } + return b } - function positionLineWidget(widget, node, lineView, dims) { - if (widget.noHScroll) { - (lineView.alignable || (lineView.alignable = [])).push(node); - var width = dims.wrapperWidth; - node.style.left = dims.fixedPos + "px"; - if (!widget.coverGutter) { - width -= dims.gutterTotalWidth; - node.style.paddingLeft = dims.gutterTotalWidth + "px"; - } - node.style.width = width + "px"; - } - if (widget.coverGutter) { - node.style.zIndex = 5; - node.style.position = "relative"; - if (!widget.noHScroll) node.style.marginLeft = -dims.gutterTotalWidth + "px"; + // Detect drag-and-drop + var dragAndDrop = function() { + // There is *some* kind of drag-and-drop support in IE6-8, but I + // couldn't get it to work yet. + if (ie && ie_version < 9) { return false } + var div = elt('div'); + return "draggable" in div || "dragDrop" in div + }(); + + var zwspSupported; + function zeroWidthElement(measure) { + if (zwspSupported == null) { + var test = elt("span", "\u200b"); + removeChildrenAndAdd(measure, elt("span", [test, document.createTextNode("x")])); + if (measure.firstChild.offsetHeight != 0) + { zwspSupported = test.offsetWidth <= 1 && test.offsetHeight > 2 && !(ie && ie_version < 8); } } + var node = zwspSupported ? elt("span", "\u200b") : + elt("span", "\u00a0", null, "display: inline-block; width: 1px; margin-right: -1px"); + node.setAttribute("cm-text", ""); + return node } - // POSITION OBJECT + // Feature-detect IE's crummy client rect reporting for bidi text + var badBidiRects; + function hasBadBidiRects(measure) { + if (badBidiRects != null) { return badBidiRects } + var txt = removeChildrenAndAdd(measure, document.createTextNode("A\u062eA")); + var r0 = range(txt, 0, 1).getBoundingClientRect(); + var r1 = range(txt, 1, 2).getBoundingClientRect(); + removeChildren(measure); + if (!r0 || r0.left == r0.right) { return false } // Safari returns null in some cases (#2780) + return badBidiRects = (r1.right - r0.right < 3) + } - // A Pos instance represents a position within the text. - var Pos = CodeMirror.Pos = function(line, ch) { - if (!(this instanceof Pos)) return new Pos(line, ch); - this.line = line; this.ch = ch; + // See if "".split is the broken IE version, if so, provide an + // alternative way to split lines. + var splitLinesAuto = "\n\nb".split(/\n/).length != 3 ? function (string) { + var pos = 0, result = [], l = string.length; + while (pos <= l) { + var nl = string.indexOf("\n", pos); + if (nl == -1) { nl = string.length; } + var line = string.slice(pos, string.charAt(nl - 1) == "\r" ? nl - 1 : nl); + var rt = line.indexOf("\r"); + if (rt != -1) { + result.push(line.slice(0, rt)); + pos += rt + 1; + } else { + result.push(line); + pos = nl + 1; + } + } + return result + } : function (string) { return string.split(/\r\n?|\n/); }; + + var hasSelection = window.getSelection ? function (te) { + try { return te.selectionStart != te.selectionEnd } + catch(e) { return false } + } : function (te) { + var range$$1; + try {range$$1 = te.ownerDocument.selection.createRange();} + catch(e) {} + if (!range$$1 || range$$1.parentElement() != te) { return false } + return range$$1.compareEndPoints("StartToEnd", range$$1) != 0 }; - // Compare two positions, return 0 if they are the same, a negative - // number when a is less, and a positive number otherwise. - var cmp = CodeMirror.cmpPos = function(a, b) { return a.line - b.line || a.ch - b.ch; }; + var hasCopyEvent = (function () { + var e = elt("div"); + if ("oncopy" in e) { return true } + e.setAttribute("oncopy", "return;"); + return typeof e.oncopy == "function" + })(); - function copyPos(x) {return Pos(x.line, x.ch);} - function maxPos(a, b) { return cmp(a, b) < 0 ? b : a; } - function minPos(a, b) { return cmp(a, b) < 0 ? a : b; } + var badZoomedRects = null; + function hasBadZoomedRects(measure) { + if (badZoomedRects != null) { return badZoomedRects } + var node = removeChildrenAndAdd(measure, elt("span", "x")); + var normal = node.getBoundingClientRect(); + var fromRange = range(node, 0, 1).getBoundingClientRect(); + return badZoomedRects = Math.abs(normal.left - fromRange.left) > 1 + } - // INPUT HANDLING + // Known modes, by name and by MIME + var modes = {}, mimeModes = {}; - function ensureFocus(cm) { - if (!cm.state.focused) { cm.display.input.focus(); onFocus(cm); } + // Extra arguments are stored as the mode's dependencies, which is + // used by (legacy) mechanisms like loadmode.js to automatically + // load a mode. (Preferred mechanism is the require/define calls.) + function defineMode(name, mode) { + if (arguments.length > 2) + { mode.dependencies = Array.prototype.slice.call(arguments, 2); } + modes[name] = mode; } - // This will be set to an array of strings when copying, so that, - // when pasting, we know what kind of selections the copied text - // was made out of. - var lastCopied = null; - - function applyTextInput(cm, inserted, deleted, sel, origin) { - var doc = cm.doc; - cm.display.shift = false; - if (!sel) sel = doc.sel; + function defineMIME(mime, spec) { + mimeModes[mime] = spec; + } - var paste = cm.state.pasteIncoming || origin == "paste"; - var textLines = doc.splitLines(inserted), multiPaste = null; - // When pasing N lines into N selections, insert one line per selection - if (paste && sel.ranges.length > 1) { - if (lastCopied && lastCopied.join("\n") == inserted) { - if (sel.ranges.length % lastCopied.length == 0) { - multiPaste = []; - for (var i = 0; i < lastCopied.length; i++) - multiPaste.push(doc.splitLines(lastCopied[i])); - } - } else if (textLines.length == sel.ranges.length) { - multiPaste = map(textLines, function(l) { return [l]; }); - } + // Given a MIME type, a {name, ...options} config object, or a name + // string, return a mode config object. + function resolveMode(spec) { + if (typeof spec == "string" && mimeModes.hasOwnProperty(spec)) { + spec = mimeModes[spec]; + } else if (spec && typeof spec.name == "string" && mimeModes.hasOwnProperty(spec.name)) { + var found = mimeModes[spec.name]; + if (typeof found == "string") { found = {name: found}; } + spec = createObj(found, spec); + spec.name = found.name; + } else if (typeof spec == "string" && /^[\w\-]+\/[\w\-]+\+xml$/.test(spec)) { + return resolveMode("application/xml") + } else if (typeof spec == "string" && /^[\w\-]+\/[\w\-]+\+json$/.test(spec)) { + return resolveMode("application/json") } + if (typeof spec == "string") { return {name: spec} } + else { return spec || {name: "null"} } + } - // Normal behavior is to insert the new text into every selection - for (var i = sel.ranges.length - 1; i >= 0; i--) { - var range = sel.ranges[i]; - var from = range.from(), to = range.to(); - if (range.empty()) { - if (deleted && deleted > 0) // Handle deletion - from = Pos(from.line, from.ch - deleted); - else if (cm.state.overwrite && !paste) // Handle overwrite - to = Pos(to.line, Math.min(getLine(doc, to.line).text.length, to.ch + lst(textLines).length)); + // Given a mode spec (anything that resolveMode accepts), find and + // initialize an actual mode object. + function getMode(options, spec) { + spec = resolveMode(spec); + var mfactory = modes[spec.name]; + if (!mfactory) { return getMode(options, "text/plain") } + var modeObj = mfactory(options, spec); + if (modeExtensions.hasOwnProperty(spec.name)) { + var exts = modeExtensions[spec.name]; + for (var prop in exts) { + if (!exts.hasOwnProperty(prop)) { continue } + if (modeObj.hasOwnProperty(prop)) { modeObj["_" + prop] = modeObj[prop]; } + modeObj[prop] = exts[prop]; } - var updateInput = cm.curOp.updateInput; - var changeEvent = {from: from, to: to, text: multiPaste ? multiPaste[i % multiPaste.length] : textLines, - origin: origin || (paste ? "paste" : cm.state.cutIncoming ? "cut" : "+input")}; - makeChange(cm.doc, changeEvent); - signalLater(cm, "inputRead", cm, changeEvent); } - if (inserted && !paste) - triggerElectric(cm, inserted); + modeObj.name = spec.name; + if (spec.helperType) { modeObj.helperType = spec.helperType; } + if (spec.modeProps) { for (var prop$1 in spec.modeProps) + { modeObj[prop$1] = spec.modeProps[prop$1]; } } - ensureCursorVisible(cm); - cm.curOp.updateInput = updateInput; - cm.curOp.typing = true; - cm.state.pasteIncoming = cm.state.cutIncoming = false; + return modeObj } - function handlePaste(e, cm) { - var pasted = e.clipboardData && e.clipboardData.getData("text/plain"); - if (pasted) { - e.preventDefault(); - if (!cm.isReadOnly() && !cm.options.disableInput) - runInOp(cm, function() { applyTextInput(cm, pasted, 0, null, "paste"); }); - return true; - } + // This can be used to attach properties to mode objects from + // outside the actual mode definition. + var modeExtensions = {}; + function extendMode(mode, properties) { + var exts = modeExtensions.hasOwnProperty(mode) ? modeExtensions[mode] : (modeExtensions[mode] = {}); + copyObj(properties, exts); } - function triggerElectric(cm, inserted) { - // When an 'electric' character is inserted, immediately trigger a reindent - if (!cm.options.electricChars || !cm.options.smartIndent) return; - var sel = cm.doc.sel; - - for (var i = sel.ranges.length - 1; i >= 0; i--) { - var range = sel.ranges[i]; - if (range.head.ch > 100 || (i && sel.ranges[i - 1].head.line == range.head.line)) continue; - var mode = cm.getModeAt(range.head); - var indented = false; - if (mode.electricChars) { - for (var j = 0; j < mode.electricChars.length; j++) - if (inserted.indexOf(mode.electricChars.charAt(j)) > -1) { - indented = indentLine(cm, range.head.line, "smart"); - break; - } - } else if (mode.electricInput) { - if (mode.electricInput.test(getLine(cm.doc, range.head.line).text.slice(0, range.head.ch))) - indented = indentLine(cm, range.head.line, "smart"); - } - if (indented) signalLater(cm, "electricInput", cm, range.head.line); + function copyState(mode, state) { + if (state === true) { return state } + if (mode.copyState) { return mode.copyState(state) } + var nstate = {}; + for (var n in state) { + var val = state[n]; + if (val instanceof Array) { val = val.concat([]); } + nstate[n] = val; } + return nstate } - function copyableRanges(cm) { - var text = [], ranges = []; - for (var i = 0; i < cm.doc.sel.ranges.length; i++) { - var line = cm.doc.sel.ranges[i].head.line; - var lineRange = {anchor: Pos(line, 0), head: Pos(line + 1, 0)}; - ranges.push(lineRange); - text.push(cm.getRange(lineRange.anchor, lineRange.head)); + // Given a mode and a state (for that mode), find the inner mode and + // state at the position that the state refers to. + function innerMode(mode, state) { + var info; + while (mode.innerMode) { + info = mode.innerMode(state); + if (!info || info.mode == mode) { break } + state = info.state; + mode = info.mode; } - return {text: text, ranges: ranges}; + return info || {mode: mode, state: state} } - function disableBrowserMagic(field) { - field.setAttribute("autocorrect", "off"); - field.setAttribute("autocapitalize", "off"); - field.setAttribute("spellcheck", "false"); + function startState(mode, a1, a2) { + return mode.startState ? mode.startState(a1, a2) : true } - // TEXTAREA INPUT STYLE + // STRING STREAM - function TextareaInput(cm) { - this.cm = cm; - // See input.poll and input.reset - this.prevInput = ""; + // Fed to the mode parsers, provides helper functions to make + // parsers more succinct. - // Flag that indicates whether we expect input to appear real soon - // now (after some event like 'keypress' or 'input') and are - // polling intensively. - this.pollingFast = false; - // Self-resetting timeout for the poller - this.polling = new Delayed(); - // Tracks when input.reset has punted to just putting a short - // string into the textarea instead of the full selection. - this.inaccurateSelection = false; - // Used to work around IE issue with selection being forgotten when focus moves away from textarea - this.hasSelection = false; - this.composing = null; + var StringStream = function(string, tabSize, lineOracle) { + this.pos = this.start = 0; + this.string = string; + this.tabSize = tabSize || 8; + this.lastColumnPos = this.lastColumnValue = 0; + this.lineStart = 0; + this.lineOracle = lineOracle; }; - function hiddenTextarea() { - var te = elt("textarea", null, null, "position: absolute; padding: 0; width: 1px; height: 1em; outline: none"); - var div = elt("div", [te], null, "overflow: hidden; position: relative; width: 3px; height: 0px;"); - // The textarea is kept positioned near the cursor to prevent the - // fact that it'll be scrolled into view on input from scrolling - // our fake cursor out of view. On webkit, when wrap=off, paste is - // very slow. So make the area wide instead. - if (webkit) te.style.width = "1000px"; - else te.setAttribute("wrap", "off"); - // If border: 0; -- iOS fails to open keyboard (issue #1287) - if (ios) te.style.border = "1px solid black"; - disableBrowserMagic(te); - return div; - } - - TextareaInput.prototype = copyObj({ - init: function(display) { - var input = this, cm = this.cm; - - // Wraps and hides input textarea - var div = this.wrapper = hiddenTextarea(); - // The semihidden textarea that is focused when the editor is - // focused, and receives input. - var te = this.textarea = div.firstChild; - display.wrapper.insertBefore(div, display.wrapper.firstChild); - - // Needed to hide big blue blinking cursor on Mobile Safari (doesn't seem to work in iOS 8 anymore) - if (ios) te.style.width = "0px"; - - on(te, "input", function() { - if (ie && ie_version >= 9 && input.hasSelection) input.hasSelection = null; - input.poll(); - }); - - on(te, "paste", function(e) { - if (signalDOMEvent(cm, e) || handlePaste(e, cm)) return - - cm.state.pasteIncoming = true; - input.fastPoll(); - }); + StringStream.prototype.eol = function () {return this.pos >= this.string.length}; + StringStream.prototype.sol = function () {return this.pos == this.lineStart}; + StringStream.prototype.peek = function () {return this.string.charAt(this.pos) || undefined}; + StringStream.prototype.next = function () { + if (this.pos < this.string.length) + { return this.string.charAt(this.pos++) } + }; + StringStream.prototype.eat = function (match) { + var ch = this.string.charAt(this.pos); + var ok; + if (typeof match == "string") { ok = ch == match; } + else { ok = ch && (match.test ? match.test(ch) : match(ch)); } + if (ok) {++this.pos; return ch} + }; + StringStream.prototype.eatWhile = function (match) { + var start = this.pos; + while (this.eat(match)){} + return this.pos > start + }; + StringStream.prototype.eatSpace = function () { + var this$1 = this; - function prepareCopyCut(e) { - if (signalDOMEvent(cm, e)) return - if (cm.somethingSelected()) { - lastCopied = cm.getSelections(); - if (input.inaccurateSelection) { - input.prevInput = ""; - input.inaccurateSelection = false; - te.value = lastCopied.join("\n"); - selectInput(te); - } - } else if (!cm.options.lineWiseCopyCut) { - return; - } else { - var ranges = copyableRanges(cm); - lastCopied = ranges.text; - if (e.type == "cut") { - cm.setSelections(ranges.ranges, null, sel_dontScroll); - } else { - input.prevInput = ""; - te.value = ranges.text.join("\n"); - selectInput(te); - } - } - if (e.type == "cut") cm.state.cutIncoming = true; + var start = this.pos; + while (/[\s\u00a0]/.test(this.string.charAt(this.pos))) { ++this$1.pos; } + return this.pos > start + }; + StringStream.prototype.skipToEnd = function () {this.pos = this.string.length;}; + StringStream.prototype.skipTo = function (ch) { + var found = this.string.indexOf(ch, this.pos); + if (found > -1) {this.pos = found; return true} + }; + StringStream.prototype.backUp = function (n) {this.pos -= n;}; + StringStream.prototype.column = function () { + if (this.lastColumnPos < this.start) { + this.lastColumnValue = countColumn(this.string, this.start, this.tabSize, this.lastColumnPos, this.lastColumnValue); + this.lastColumnPos = this.start; + } + return this.lastColumnValue - (this.lineStart ? countColumn(this.string, this.lineStart, this.tabSize) : 0) + }; + StringStream.prototype.indentation = function () { + return countColumn(this.string, null, this.tabSize) - + (this.lineStart ? countColumn(this.string, this.lineStart, this.tabSize) : 0) + }; + StringStream.prototype.match = function (pattern, consume, caseInsensitive) { + if (typeof pattern == "string") { + var cased = function (str) { return caseInsensitive ? str.toLowerCase() : str; }; + var substr = this.string.substr(this.pos, pattern.length); + if (cased(substr) == cased(pattern)) { + if (consume !== false) { this.pos += pattern.length; } + return true } - on(te, "cut", prepareCopyCut); - on(te, "copy", prepareCopyCut); - - on(display.scroller, "paste", function(e) { - if (eventInWidget(display, e) || signalDOMEvent(cm, e)) return; - cm.state.pasteIncoming = true; - input.focus(); - }); - - // Prevent normal selection in the editor (we handle our own) - on(display.lineSpace, "selectstart", function(e) { - if (!eventInWidget(display, e)) e_preventDefault(e); - }); + } else { + var match = this.string.slice(this.pos).match(pattern); + if (match && match.index > 0) { return null } + if (match && consume !== false) { this.pos += match[0].length; } + return match + } + }; + StringStream.prototype.current = function (){return this.string.slice(this.start, this.pos)}; + StringStream.prototype.hideFirstChars = function (n, inner) { + this.lineStart += n; + try { return inner() } + finally { this.lineStart -= n; } + }; + StringStream.prototype.lookAhead = function (n) { + var oracle = this.lineOracle; + return oracle && oracle.lookAhead(n) + }; + StringStream.prototype.baseToken = function () { + var oracle = this.lineOracle; + return oracle && oracle.baseToken(this.pos) + }; - on(te, "compositionstart", function() { - var start = cm.getCursor("from"); - if (input.composing) input.composing.range.clear() - input.composing = { - start: start, - range: cm.markText(start, cm.getCursor("to"), {className: "CodeMirror-composing"}) - }; - }); - on(te, "compositionend", function() { - if (input.composing) { - input.poll(); - input.composing.range.clear(); - input.composing = null; - } - }); - }, + var SavedContext = function(state, lookAhead) { + this.state = state; + this.lookAhead = lookAhead; + }; - prepareSelection: function() { - // Redraw the selection and/or cursor - var cm = this.cm, display = cm.display, doc = cm.doc; - var result = prepareSelection(cm); + var Context = function(doc, state, line, lookAhead) { + this.state = state; + this.doc = doc; + this.line = line; + this.maxLookAhead = lookAhead || 0; + this.baseTokens = null; + this.baseTokenPos = 1; + }; - // Move the hidden textarea near the cursor to prevent scrolling artifacts - if (cm.options.moveInputWithCursor) { - var headPos = cursorCoords(cm, doc.sel.primary().head, "div"); - var wrapOff = display.wrapper.getBoundingClientRect(), lineOff = display.lineDiv.getBoundingClientRect(); - result.teTop = Math.max(0, Math.min(display.wrapper.clientHeight - 10, - headPos.top + lineOff.top - wrapOff.top)); - result.teLeft = Math.max(0, Math.min(display.wrapper.clientWidth - 10, - headPos.left + lineOff.left - wrapOff.left)); - } + Context.prototype.lookAhead = function (n) { + var line = this.doc.getLine(this.line + n); + if (line != null && n > this.maxLookAhead) { this.maxLookAhead = n; } + return line + }; - return result; - }, + Context.prototype.baseToken = function (n) { + var this$1 = this; - showSelection: function(drawn) { - var cm = this.cm, display = cm.display; - removeChildrenAndAdd(display.cursorDiv, drawn.cursors); - removeChildrenAndAdd(display.selectionDiv, drawn.selection); - if (drawn.teTop != null) { - this.wrapper.style.top = drawn.teTop + "px"; - this.wrapper.style.left = drawn.teLeft + "px"; - } - }, + if (!this.baseTokens) { return null } + while (this.baseTokens[this.baseTokenPos] <= n) + { this$1.baseTokenPos += 2; } + var type = this.baseTokens[this.baseTokenPos + 1]; + return {type: type && type.replace(/( |^)overlay .*/, ""), + size: this.baseTokens[this.baseTokenPos] - n} + }; - // Reset the input to correspond to the selection (or to be empty, - // when not typing and nothing is selected) - reset: function(typing) { - if (this.contextMenuPending) return; - var minimal, selected, cm = this.cm, doc = cm.doc; - if (cm.somethingSelected()) { - this.prevInput = ""; - var range = doc.sel.primary(); - minimal = hasCopyEvent && - (range.to().line - range.from().line > 100 || (selected = cm.getSelection()).length > 1000); - var content = minimal ? "-" : selected || cm.getSelection(); - this.textarea.value = content; - if (cm.state.focused) selectInput(this.textarea); - if (ie && ie_version >= 9) this.hasSelection = content; - } else if (!typing) { - this.prevInput = this.textarea.value = ""; - if (ie && ie_version >= 9) this.hasSelection = null; - } - this.inaccurateSelection = minimal; - }, + Context.prototype.nextLine = function () { + this.line++; + if (this.maxLookAhead > 0) { this.maxLookAhead--; } + }; - getField: function() { return this.textarea; }, + Context.fromSaved = function (doc, saved, line) { + if (saved instanceof SavedContext) + { return new Context(doc, copyState(doc.mode, saved.state), line, saved.lookAhead) } + else + { return new Context(doc, copyState(doc.mode, saved), line) } + }; - supportsTouch: function() { return false; }, + Context.prototype.save = function (copy) { + var state = copy !== false ? copyState(this.doc.mode, this.state) : this.state; + return this.maxLookAhead > 0 ? new SavedContext(state, this.maxLookAhead) : state + }; - focus: function() { - if (this.cm.options.readOnly != "nocursor" && (!mobile || activeElt() != this.textarea)) { - try { this.textarea.focus(); } - catch (e) {} // IE8 will throw if the textarea is display: none or not in DOM - } - }, - blur: function() { this.textarea.blur(); }, + // Compute a style array (an array starting with a mode generation + // -- for invalidation -- followed by pairs of end positions and + // style strings), which is used to highlight the tokens on the + // line. + function highlightLine(cm, line, context, forceToEnd) { + // A styles array always starts with a number identifying the + // mode/overlays that it is based on (for easy invalidation). + var st = [cm.state.modeGen], lineClasses = {}; + // Compute the base array of styles + runMode(cm, line.text, cm.doc.mode, context, function (end, style) { return st.push(end, style); }, + lineClasses, forceToEnd); + var state = context.state; - resetPosition: function() { - this.wrapper.style.top = this.wrapper.style.left = 0; - }, + // Run overlays, adjust style array. + var loop = function ( o ) { + context.baseTokens = st; + var overlay = cm.state.overlays[o], i = 1, at = 0; + context.state = true; + runMode(cm, line.text, overlay.mode, context, function (end, style) { + var start = i; + // Ensure there's a token end at the current position, and that i points at it + while (at < end) { + var i_end = st[i]; + if (i_end > end) + { st.splice(i, 1, end, st[i+1], i_end); } + i += 2; + at = Math.min(end, i_end); + } + if (!style) { return } + if (overlay.opaque) { + st.splice(start, i - start, end, "overlay " + style); + i = start + 2; + } else { + for (; start < i; start += 2) { + var cur = st[start+1]; + st[start+1] = (cur ? cur + " " : "") + "overlay " + style; + } + } + }, lineClasses); + context.state = state; + context.baseTokens = null; + context.baseTokenPos = 1; + }; - receivedFocus: function() { this.slowPoll(); }, + for (var o = 0; o < cm.state.overlays.length; ++o) loop( o ); - // Poll for input changes, using the normal rate of polling. This - // runs as long as the editor is focused. - slowPoll: function() { - var input = this; - if (input.pollingFast) return; - input.polling.set(this.cm.options.pollInterval, function() { - input.poll(); - if (input.cm.state.focused) input.slowPoll(); - }); - }, + return {styles: st, classes: lineClasses.bgClass || lineClasses.textClass ? lineClasses : null} + } - // When an event has just come in that is likely to add or change - // something in the input textarea, we poll faster, to ensure that - // the change appears on the screen quickly. - fastPoll: function() { - var missed = false, input = this; - input.pollingFast = true; - function p() { - var changed = input.poll(); - if (!changed && !missed) {missed = true; input.polling.set(60, p);} - else {input.pollingFast = false; input.slowPoll();} - } - input.polling.set(20, p); - }, + function getLineStyles(cm, line, updateFrontier) { + if (!line.styles || line.styles[0] != cm.state.modeGen) { + var context = getContextBefore(cm, lineNo(line)); + var resetState = line.text.length > cm.options.maxHighlightLength && copyState(cm.doc.mode, context.state); + var result = highlightLine(cm, line, context); + if (resetState) { context.state = resetState; } + line.stateAfter = context.save(!resetState); + line.styles = result.styles; + if (result.classes) { line.styleClasses = result.classes; } + else if (line.styleClasses) { line.styleClasses = null; } + if (updateFrontier === cm.doc.highlightFrontier) + { cm.doc.modeFrontier = Math.max(cm.doc.modeFrontier, ++cm.doc.highlightFrontier); } + } + return line.styles + } - // Read input from the textarea, and update the document to match. - // When something is selected, it is present in the textarea, and - // selected (unless it is huge, in which case a placeholder is - // used). When nothing is selected, the cursor sits after previously - // seen text (can be empty), which is stored in prevInput (we must - // not reset the textarea when typing, because that breaks IME). - poll: function() { - var cm = this.cm, input = this.textarea, prevInput = this.prevInput; - // Since this is called a *lot*, try to bail out as cheaply as - // possible when it is clear that nothing happened. hasSelection - // will be the case when there is a lot of text in the textarea, - // in which case reading its value would be expensive. - if (this.contextMenuPending || !cm.state.focused || - (hasSelection(input) && !prevInput && !this.composing) || - cm.isReadOnly() || cm.options.disableInput || cm.state.keySeq) - return false; - - var text = input.value; - // If nothing changed, bail. - if (text == prevInput && !cm.somethingSelected()) return false; - // Work around nonsensical selection resetting in IE9/10, and - // inexplicable appearance of private area unicode characters on - // some key combos in Mac (#2689). - if (ie && ie_version >= 9 && this.hasSelection === text || - mac && /[\uf700-\uf7ff]/.test(text)) { - cm.display.input.reset(); - return false; - } + function getContextBefore(cm, n, precise) { + var doc = cm.doc, display = cm.display; + if (!doc.mode.startState) { return new Context(doc, true, n) } + var start = findStartLine(cm, n, precise); + var saved = start > doc.first && getLine(doc, start - 1).stateAfter; + var context = saved ? Context.fromSaved(doc, saved, start) : new Context(doc, startState(doc.mode), start); + + doc.iter(start, n, function (line) { + processLine(cm, line.text, context); + var pos = context.line; + line.stateAfter = pos == n - 1 || pos % 5 == 0 || pos >= display.viewFrom && pos < display.viewTo ? context.save() : null; + context.nextLine(); + }); + if (precise) { doc.modeFrontier = context.line; } + return context + } - if (cm.doc.sel == cm.display.selForContextMenu) { - var first = text.charCodeAt(0); - if (first == 0x200b && !prevInput) prevInput = "\u200b"; - if (first == 0x21da) { this.reset(); return this.cm.execCommand("undo"); } - } - // Find the part of the input that is actually new - var same = 0, l = Math.min(prevInput.length, text.length); - while (same < l && prevInput.charCodeAt(same) == text.charCodeAt(same)) ++same; + // Lightweight form of highlight -- proceed over this line and + // update state, but don't save a style array. Used for lines that + // aren't currently visible. + function processLine(cm, text, context, startAt) { + var mode = cm.doc.mode; + var stream = new StringStream(text, cm.options.tabSize, context); + stream.start = stream.pos = startAt || 0; + if (text == "") { callBlankLine(mode, context.state); } + while (!stream.eol()) { + readToken(mode, stream, context.state); + stream.start = stream.pos; + } + } - var self = this; - runInOp(cm, function() { - applyTextInput(cm, text.slice(same), prevInput.length - same, - null, self.composing ? "*compose" : null); + function callBlankLine(mode, state) { + if (mode.blankLine) { return mode.blankLine(state) } + if (!mode.innerMode) { return } + var inner = innerMode(mode, state); + if (inner.mode.blankLine) { return inner.mode.blankLine(inner.state) } + } - // Don't leave long text in the textarea, since it makes further polling slow - if (text.length > 1000 || text.indexOf("\n") > -1) input.value = self.prevInput = ""; - else self.prevInput = text; + function readToken(mode, stream, state, inner) { + for (var i = 0; i < 10; i++) { + if (inner) { inner[0] = innerMode(mode, state).mode; } + var style = mode.token(stream, state); + if (stream.pos > stream.start) { return style } + } + throw new Error("Mode " + mode.name + " failed to advance stream.") + } - if (self.composing) { - self.composing.range.clear(); - self.composing.range = cm.markText(self.composing.start, cm.getCursor("to"), - {className: "CodeMirror-composing"}); - } - }); - return true; - }, + var Token = function(stream, type, state) { + this.start = stream.start; this.end = stream.pos; + this.string = stream.current(); + this.type = type || null; + this.state = state; + }; - ensurePolled: function() { - if (this.pollingFast && this.poll()) this.pollingFast = false; - }, + // Utility for getTokenAt and getLineTokens + function takeToken(cm, pos, precise, asArray) { + var doc = cm.doc, mode = doc.mode, style; + pos = clipPos(doc, pos); + var line = getLine(doc, pos.line), context = getContextBefore(cm, pos.line, precise); + var stream = new StringStream(line.text, cm.options.tabSize, context), tokens; + if (asArray) { tokens = []; } + while ((asArray || stream.pos < pos.ch) && !stream.eol()) { + stream.start = stream.pos; + style = readToken(mode, stream, context.state); + if (asArray) { tokens.push(new Token(stream, style, copyState(doc.mode, context.state))); } + } + return asArray ? tokens : new Token(stream, style, context.state) + } - onKeyPress: function() { - if (ie && ie_version >= 9) this.hasSelection = null; - this.fastPoll(); - }, + function extractLineClasses(type, output) { + if (type) { for (;;) { + var lineClass = type.match(/(?:^|\s+)line-(background-)?(\S+)/); + if (!lineClass) { break } + type = type.slice(0, lineClass.index) + type.slice(lineClass.index + lineClass[0].length); + var prop = lineClass[1] ? "bgClass" : "textClass"; + if (output[prop] == null) + { output[prop] = lineClass[2]; } + else if (!(new RegExp("(?:^|\s)" + lineClass[2] + "(?:$|\s)")).test(output[prop])) + { output[prop] += " " + lineClass[2]; } + } } + return type + } - onContextMenu: function(e) { - var input = this, cm = input.cm, display = cm.display, te = input.textarea; - var pos = posFromMouse(cm, e), scrollPos = display.scroller.scrollTop; - if (!pos || presto) return; // Opera is difficult. - - // Reset the current text selection only if the click is done outside of the selection - // and 'resetSelectionOnContextMenu' option is true. - var reset = cm.options.resetSelectionOnContextMenu; - if (reset && cm.doc.sel.contains(pos) == -1) - operation(cm, setSelection)(cm.doc, simpleSelection(pos), sel_dontScroll); - - var oldCSS = te.style.cssText, oldWrapperCSS = input.wrapper.style.cssText; - input.wrapper.style.cssText = "position: absolute" - var wrapperBox = input.wrapper.getBoundingClientRect() - te.style.cssText = "position: absolute; width: 30px; height: 30px; top: " + (e.clientY - wrapperBox.top - 5) + - "px; left: " + (e.clientX - wrapperBox.left - 5) + "px; z-index: 1000; background: " + - (ie ? "rgba(255, 255, 255, .05)" : "transparent") + - "; outline: none; border-width: 0; outline: none; overflow: hidden; opacity: .05; filter: alpha(opacity=5);"; - if (webkit) var oldScrollY = window.scrollY; // Work around Chrome issue (#2712) - display.input.focus(); - if (webkit) window.scrollTo(null, oldScrollY); - display.input.reset(); - // Adds "Select all" to context menu in FF - if (!cm.somethingSelected()) te.value = input.prevInput = " "; - input.contextMenuPending = true; - display.selForContextMenu = cm.doc.sel; - clearTimeout(display.detectingSelectAll); - - // Select-all will be greyed out if there's nothing to select, so - // this adds a zero-width space so that we can later check whether - // it got selected. - function prepareSelectAllHack() { - if (te.selectionStart != null) { - var selected = cm.somethingSelected(); - var extval = "\u200b" + (selected ? te.value : ""); - te.value = "\u21da"; // Used to catch context-menu undo - te.value = extval; - input.prevInput = selected ? "" : "\u200b"; - te.selectionStart = 1; te.selectionEnd = extval.length; - // Re-set this, in case some other handler touched the - // selection in the meantime. - display.selForContextMenu = cm.doc.sel; - } + // Run the given mode's parser over a line, calling f for each token. + function runMode(cm, text, mode, context, f, lineClasses, forceToEnd) { + var flattenSpans = mode.flattenSpans; + if (flattenSpans == null) { flattenSpans = cm.options.flattenSpans; } + var curStart = 0, curStyle = null; + var stream = new StringStream(text, cm.options.tabSize, context), style; + var inner = cm.options.addModeClass && [null]; + if (text == "") { extractLineClasses(callBlankLine(mode, context.state), lineClasses); } + while (!stream.eol()) { + if (stream.pos > cm.options.maxHighlightLength) { + flattenSpans = false; + if (forceToEnd) { processLine(cm, text, context, stream.pos); } + stream.pos = text.length; + style = null; + } else { + style = extractLineClasses(readToken(mode, stream, context.state, inner), lineClasses); } - function rehide() { - input.contextMenuPending = false; - input.wrapper.style.cssText = oldWrapperCSS - te.style.cssText = oldCSS; - if (ie && ie_version < 9) display.scrollbars.setScrollTop(display.scroller.scrollTop = scrollPos); - - // Try to detect the user choosing select-all - if (te.selectionStart != null) { - if (!ie || (ie && ie_version < 9)) prepareSelectAllHack(); - var i = 0, poll = function() { - if (display.selForContextMenu == cm.doc.sel && te.selectionStart == 0 && - te.selectionEnd > 0 && input.prevInput == "\u200b") - operation(cm, commands.selectAll)(cm); - else if (i++ < 10) display.detectingSelectAll = setTimeout(poll, 500); - else display.input.reset(); - }; - display.detectingSelectAll = setTimeout(poll, 200); + if (inner) { + var mName = inner[0].name; + if (mName) { style = "m-" + (style ? mName + " " + style : mName); } + } + if (!flattenSpans || curStyle != style) { + while (curStart < stream.start) { + curStart = Math.min(stream.start, curStart + 5000); + f(curStart, curStyle); } + curStyle = style; } + stream.start = stream.pos; + } + while (curStart < stream.pos) { + // Webkit seems to refuse to render text nodes longer than 57444 + // characters, and returns inaccurate measurements in nodes + // starting around 5000 chars. + var pos = Math.min(stream.pos, curStart + 5000); + f(pos, curStyle); + curStart = pos; + } + } - if (ie && ie_version >= 9) prepareSelectAllHack(); - if (captureRightClick) { - e_stop(e); - var mouseup = function() { - off(window, "mouseup", mouseup); - setTimeout(rehide, 20); - }; - on(window, "mouseup", mouseup); - } else { - setTimeout(rehide, 50); + // Finds the line to start with when starting a parse. Tries to + // find a line with a stateAfter, so that it can start with a + // valid state. If that fails, it returns the line with the + // smallest indentation, which tends to need the least context to + // parse correctly. + function findStartLine(cm, n, precise) { + var minindent, minline, doc = cm.doc; + var lim = precise ? -1 : n - (cm.doc.mode.innerMode ? 1000 : 100); + for (var search = n; search > lim; --search) { + if (search <= doc.first) { return doc.first } + var line = getLine(doc, search - 1), after = line.stateAfter; + if (after && (!precise || search + (after instanceof SavedContext ? after.lookAhead : 0) <= doc.modeFrontier)) + { return search } + var indented = countColumn(line.text, null, cm.options.tabSize); + if (minline == null || minindent > indented) { + minline = search - 1; + minindent = indented; } - }, + } + return minline + } - readOnlyChanged: function(val) { - if (!val) this.reset(); - }, + function retreatFrontier(doc, n) { + doc.modeFrontier = Math.min(doc.modeFrontier, n); + if (doc.highlightFrontier < n - 10) { return } + var start = doc.first; + for (var line = n - 1; line > start; line--) { + var saved = getLine(doc, line).stateAfter; + // change is on 3 + // state on line 1 looked ahead 2 -- so saw 3 + // test 1 + 2 < 3 should cover this + if (saved && (!(saved instanceof SavedContext) || line + saved.lookAhead < n)) { + start = line + 1; + break + } + } + doc.highlightFrontier = Math.min(doc.highlightFrontier, start); + } - setUneditable: nothing, + // LINE DATA STRUCTURE - needsContentAttribute: false - }, TextareaInput.prototype); + // Line objects. These hold state related to a line, including + // highlighting info (the styles array). + var Line = function(text, markedSpans, estimateHeight) { + this.text = text; + attachMarkedSpans(this, markedSpans); + this.height = estimateHeight ? estimateHeight(this) : 1; + }; - // CONTENTEDITABLE INPUT STYLE + Line.prototype.lineNo = function () { return lineNo(this) }; + eventMixin(Line); - function ContentEditableInput(cm) { - this.cm = cm; - this.lastAnchorNode = this.lastAnchorOffset = this.lastFocusNode = this.lastFocusOffset = null; - this.polling = new Delayed(); - this.gracePeriod = false; + // Change the content (text, markers) of a line. Automatically + // invalidates cached information and tries to re-estimate the + // line's height. + function updateLine(line, text, markedSpans, estimateHeight) { + line.text = text; + if (line.stateAfter) { line.stateAfter = null; } + if (line.styles) { line.styles = null; } + if (line.order != null) { line.order = null; } + detachMarkedSpans(line); + attachMarkedSpans(line, markedSpans); + var estHeight = estimateHeight ? estimateHeight(line) : 1; + if (estHeight != line.height) { updateLineHeight(line, estHeight); } } - ContentEditableInput.prototype = copyObj({ - init: function(display) { - var input = this, cm = input.cm; - var div = input.div = display.lineDiv; - disableBrowserMagic(div); + // Detach a line from the document tree and its markers. + function cleanUpLine(line) { + line.parent = null; + detachMarkedSpans(line); + } - on(div, "paste", function(e) { - if (!signalDOMEvent(cm, e)) handlePaste(e, cm); - }) + // Convert a style as returned by a mode (either null, or a string + // containing one or more styles) to a CSS style. This is cached, + // and also looks for line-wide styles. + var styleToClassCache = {}, styleToClassCacheWithMode = {}; + function interpretTokenStyle(style, options) { + if (!style || /^\s*$/.test(style)) { return null } + var cache = options.addModeClass ? styleToClassCacheWithMode : styleToClassCache; + return cache[style] || + (cache[style] = style.replace(/\S+/g, "cm-$&")) + } - on(div, "compositionstart", function(e) { - var data = e.data; - input.composing = {sel: cm.doc.sel, data: data, startData: data}; - if (!data) return; - var prim = cm.doc.sel.primary(); - var line = cm.getLine(prim.head.line); - var found = line.indexOf(data, Math.max(0, prim.head.ch - data.length)); - if (found > -1 && found <= prim.head.ch) - input.composing.sel = simpleSelection(Pos(prim.head.line, found), - Pos(prim.head.line, found + data.length)); - }); - on(div, "compositionupdate", function(e) { - input.composing.data = e.data; - }); - on(div, "compositionend", function(e) { - var ours = input.composing; - if (!ours) return; - if (e.data != ours.startData && !/\u200b/.test(e.data)) - ours.data = e.data; - // Need a small delay to prevent other code (input event, - // selection polling) from doing damage when fired right after - // compositionend. - setTimeout(function() { - if (!ours.handled) - input.applyComposition(ours); - if (input.composing == ours) - input.composing = null; - }, 50); - }); + // Render the DOM representation of the text of a line. Also builds + // up a 'line map', which points at the DOM nodes that represent + // specific stretches of text, and is used by the measuring code. + // The returned object contains the DOM node, this map, and + // information about line-wide styles that were set by the mode. + function buildLineContent(cm, lineView) { + // The padding-right forces the element to have a 'border', which + // is needed on Webkit to be able to get line-level bounding + // rectangles for it (in measureChar). + var content = eltP("span", null, null, webkit ? "padding-right: .1px" : null); + var builder = {pre: eltP("pre", [content], "CodeMirror-line"), content: content, + col: 0, pos: 0, cm: cm, + trailingSpace: false, + splitSpaces: cm.getOption("lineWrapping")}; + lineView.measure = {}; - on(div, "touchstart", function() { - input.forceCompositionEnd(); - }); + // Iterate over the logical lines that make up this visual line. + for (var i = 0; i <= (lineView.rest ? lineView.rest.length : 0); i++) { + var line = i ? lineView.rest[i - 1] : lineView.line, order = (void 0); + builder.pos = 0; + builder.addToken = buildToken; + // Optionally wire in some hacks into the token-rendering + // algorithm, to deal with browser quirks. + if (hasBadBidiRects(cm.display.measure) && (order = getOrder(line, cm.doc.direction))) + { builder.addToken = buildTokenBadBidi(builder.addToken, order); } + builder.map = []; + var allowFrontierUpdate = lineView != cm.display.externalMeasured && lineNo(line); + insertLineContent(line, builder, getLineStyles(cm, line, allowFrontierUpdate)); + if (line.styleClasses) { + if (line.styleClasses.bgClass) + { builder.bgClass = joinClasses(line.styleClasses.bgClass, builder.bgClass || ""); } + if (line.styleClasses.textClass) + { builder.textClass = joinClasses(line.styleClasses.textClass, builder.textClass || ""); } + } - on(div, "input", function() { - if (input.composing) return; - if (cm.isReadOnly() || !input.pollContent()) - runInOp(input.cm, function() {regChange(cm);}); - }); + // Ensure at least a single node is present, for measuring. + if (builder.map.length == 0) + { builder.map.push(0, 0, builder.content.appendChild(zeroWidthElement(cm.display.measure))); } - function onCopyCut(e) { - if (signalDOMEvent(cm, e)) return - if (cm.somethingSelected()) { - lastCopied = cm.getSelections(); - if (e.type == "cut") cm.replaceSelection("", null, "cut"); - } else if (!cm.options.lineWiseCopyCut) { - return; - } else { - var ranges = copyableRanges(cm); - lastCopied = ranges.text; - if (e.type == "cut") { - cm.operation(function() { - cm.setSelections(ranges.ranges, 0, sel_dontScroll); - cm.replaceSelection("", null, "cut"); - }); - } - } - // iOS exposes the clipboard API, but seems to discard content inserted into it - if (e.clipboardData && !ios) { - e.preventDefault(); - e.clipboardData.clearData(); - e.clipboardData.setData("text/plain", lastCopied.join("\n")); - } else { - // Old-fashioned briefly-focus-a-textarea hack - var kludge = hiddenTextarea(), te = kludge.firstChild; - cm.display.lineSpace.insertBefore(kludge, cm.display.lineSpace.firstChild); - te.value = lastCopied.join("\n"); - var hadFocus = document.activeElement; - selectInput(te); - setTimeout(function() { - cm.display.lineSpace.removeChild(kludge); - hadFocus.focus(); - }, 50); - } - } - on(div, "copy", onCopyCut); - on(div, "cut", onCopyCut); - }, - - prepareSelection: function() { - var result = prepareSelection(this.cm, false); - result.focus = this.cm.state.focused; - return result; - }, - - showSelection: function(info) { - if (!info || !this.cm.display.view.length) return; - if (info.focus) this.showPrimarySelection(); - this.showMultipleSelections(info); - }, - - showPrimarySelection: function() { - var sel = window.getSelection(), prim = this.cm.doc.sel.primary(); - var curAnchor = domToPos(this.cm, sel.anchorNode, sel.anchorOffset); - var curFocus = domToPos(this.cm, sel.focusNode, sel.focusOffset); - if (curAnchor && !curAnchor.bad && curFocus && !curFocus.bad && - cmp(minPos(curAnchor, curFocus), prim.from()) == 0 && - cmp(maxPos(curAnchor, curFocus), prim.to()) == 0) - return; - - var start = posToDOM(this.cm, prim.from()); - var end = posToDOM(this.cm, prim.to()); - if (!start && !end) return; - - var view = this.cm.display.view; - var old = sel.rangeCount && sel.getRangeAt(0); - if (!start) { - start = {node: view[0].measure.map[2], offset: 0}; - } else if (!end) { // FIXME dangerously hacky - var measure = view[view.length - 1].measure; - var map = measure.maps ? measure.maps[measure.maps.length - 1] : measure.map; - end = {node: map[map.length - 1], offset: map[map.length - 2] - map[map.length - 3]}; - } - - try { var rng = range(start.node, start.offset, end.offset, end.node); } - catch(e) {} // Our model of the DOM might be outdated, in which case the range we try to set can be impossible - if (rng) { - if (!gecko && this.cm.state.focused) { - sel.collapse(start.node, start.offset); - if (!rng.collapsed) sel.addRange(rng); - } else { - sel.removeAllRanges(); - sel.addRange(rng); - } - if (old && sel.anchorNode == null) sel.addRange(old); - else if (gecko) this.startGracePeriod(); - } - this.rememberSelection(); - }, - - startGracePeriod: function() { - var input = this; - clearTimeout(this.gracePeriod); - this.gracePeriod = setTimeout(function() { - input.gracePeriod = false; - if (input.selectionChanged()) - input.cm.operation(function() { input.cm.curOp.selectionChanged = true; }); - }, 20); - }, - - showMultipleSelections: function(info) { - removeChildrenAndAdd(this.cm.display.cursorDiv, info.cursors); - removeChildrenAndAdd(this.cm.display.selectionDiv, info.selection); - }, - - rememberSelection: function() { - var sel = window.getSelection(); - this.lastAnchorNode = sel.anchorNode; this.lastAnchorOffset = sel.anchorOffset; - this.lastFocusNode = sel.focusNode; this.lastFocusOffset = sel.focusOffset; - }, - - selectionInEditor: function() { - var sel = window.getSelection(); - if (!sel.rangeCount) return false; - var node = sel.getRangeAt(0).commonAncestorContainer; - return contains(this.div, node); - }, - - focus: function() { - if (this.cm.options.readOnly != "nocursor") this.div.focus(); - }, - blur: function() { this.div.blur(); }, - getField: function() { return this.div; }, - - supportsTouch: function() { return true; }, - - receivedFocus: function() { - var input = this; - if (this.selectionInEditor()) - this.pollSelection(); - else - runInOp(this.cm, function() { input.cm.curOp.selectionChanged = true; }); - - function poll() { - if (input.cm.state.focused) { - input.pollSelection(); - input.polling.set(input.cm.options.pollInterval, poll); - } - } - this.polling.set(this.cm.options.pollInterval, poll); - }, - - selectionChanged: function() { - var sel = window.getSelection(); - return sel.anchorNode != this.lastAnchorNode || sel.anchorOffset != this.lastAnchorOffset || - sel.focusNode != this.lastFocusNode || sel.focusOffset != this.lastFocusOffset; - }, - - pollSelection: function() { - if (!this.composing && !this.gracePeriod && this.selectionChanged()) { - var sel = window.getSelection(), cm = this.cm; - this.rememberSelection(); - var anchor = domToPos(cm, sel.anchorNode, sel.anchorOffset); - var head = domToPos(cm, sel.focusNode, sel.focusOffset); - if (anchor && head) runInOp(cm, function() { - setSelection(cm.doc, simpleSelection(anchor, head), sel_dontScroll); - if (anchor.bad || head.bad) cm.curOp.selectionChanged = true; - }); - } - }, - - pollContent: function() { - var cm = this.cm, display = cm.display, sel = cm.doc.sel.primary(); - var from = sel.from(), to = sel.to(); - if (from.line < display.viewFrom || to.line > display.viewTo - 1) return false; - - var fromIndex; - if (from.line == display.viewFrom || (fromIndex = findViewIndex(cm, from.line)) == 0) { - var fromLine = lineNo(display.view[0].line); - var fromNode = display.view[0].node; - } else { - var fromLine = lineNo(display.view[fromIndex].line); - var fromNode = display.view[fromIndex - 1].node.nextSibling; - } - var toIndex = findViewIndex(cm, to.line); - if (toIndex == display.view.length - 1) { - var toLine = display.viewTo - 1; - var toNode = display.lineDiv.lastChild; + // Store the map and a cache object for the current logical line + if (i == 0) { + lineView.measure.map = builder.map; + lineView.measure.cache = {}; } else { - var toLine = lineNo(display.view[toIndex + 1].line) - 1; - var toNode = display.view[toIndex + 1].node.previousSibling; - } - - var newText = cm.doc.splitLines(domTextBetween(cm, fromNode, toNode, fromLine, toLine)); - var oldText = getBetween(cm.doc, Pos(fromLine, 0), Pos(toLine, getLine(cm.doc, toLine).text.length)); - while (newText.length > 1 && oldText.length > 1) { - if (lst(newText) == lst(oldText)) { newText.pop(); oldText.pop(); toLine--; } - else if (newText[0] == oldText[0]) { newText.shift(); oldText.shift(); fromLine++; } - else break; - } - - var cutFront = 0, cutEnd = 0; - var newTop = newText[0], oldTop = oldText[0], maxCutFront = Math.min(newTop.length, oldTop.length); - while (cutFront < maxCutFront && newTop.charCodeAt(cutFront) == oldTop.charCodeAt(cutFront)) - ++cutFront; - var newBot = lst(newText), oldBot = lst(oldText); - var maxCutEnd = Math.min(newBot.length - (newText.length == 1 ? cutFront : 0), - oldBot.length - (oldText.length == 1 ? cutFront : 0)); - while (cutEnd < maxCutEnd && - newBot.charCodeAt(newBot.length - cutEnd - 1) == oldBot.charCodeAt(oldBot.length - cutEnd - 1)) - ++cutEnd; - - newText[newText.length - 1] = newBot.slice(0, newBot.length - cutEnd); - newText[0] = newText[0].slice(cutFront); - - var chFrom = Pos(fromLine, cutFront); - var chTo = Pos(toLine, oldText.length ? lst(oldText).length - cutEnd : 0); - if (newText.length > 1 || newText[0] || cmp(chFrom, chTo)) { - replaceRange(cm.doc, newText, chFrom, chTo, "+input"); - return true; + (lineView.measure.maps || (lineView.measure.maps = [])).push(builder.map) + ;(lineView.measure.caches || (lineView.measure.caches = [])).push({}); } - }, - - ensurePolled: function() { - this.forceCompositionEnd(); - }, - reset: function() { - this.forceCompositionEnd(); - }, - forceCompositionEnd: function() { - if (!this.composing || this.composing.handled) return; - this.applyComposition(this.composing); - this.composing.handled = true; - this.div.blur(); - this.div.focus(); - }, - applyComposition: function(composing) { - if (this.cm.isReadOnly()) - operation(this.cm, regChange)(this.cm) - else if (composing.data && composing.data != composing.startData) - operation(this.cm, applyTextInput)(this.cm, composing.data, 0, composing.sel); - }, - - setUneditable: function(node) { - node.contentEditable = "false" - }, - - onKeyPress: function(e) { - e.preventDefault(); - if (!this.cm.isReadOnly()) - operation(this.cm, applyTextInput)(this.cm, String.fromCharCode(e.charCode == null ? e.keyCode : e.charCode), 0); - }, - - readOnlyChanged: function(val) { - this.div.contentEditable = String(val != "nocursor") - }, - - onContextMenu: nothing, - resetPosition: nothing, + } - needsContentAttribute: true - }, ContentEditableInput.prototype); + // See issue #2901 + if (webkit) { + var last = builder.content.lastChild; + if (/\bcm-tab\b/.test(last.className) || (last.querySelector && last.querySelector(".cm-tab"))) + { builder.content.className = "cm-tab-wrap-hack"; } + } - function posToDOM(cm, pos) { - var view = findViewForLine(cm, pos.line); - if (!view || view.hidden) return null; - var line = getLine(cm.doc, pos.line); - var info = mapFromLineView(view, line, pos.line); + signal(cm, "renderLine", cm, lineView.line, builder.pre); + if (builder.pre.className) + { builder.textClass = joinClasses(builder.pre.className, builder.textClass || ""); } - var order = getOrder(line), side = "left"; - if (order) { - var partPos = getBidiPartAt(order, pos.ch); - side = partPos % 2 ? "right" : "left"; - } - var result = nodeAndOffsetInLineMap(info.map, pos.ch, side); - result.offset = result.collapse == "right" ? result.end : result.start; - return result; + return builder } - function badPos(pos, bad) { if (bad) pos.bad = true; return pos; } + function defaultSpecialCharPlaceholder(ch) { + var token = elt("span", "\u2022", "cm-invalidchar"); + token.title = "\\u" + ch.charCodeAt(0).toString(16); + token.setAttribute("aria-label", token.title); + return token + } - function domToPos(cm, node, offset) { - var lineNode; - if (node == cm.display.lineDiv) { - lineNode = cm.display.lineDiv.childNodes[offset]; - if (!lineNode) return badPos(cm.clipPos(Pos(cm.display.viewTo - 1)), true); - node = null; offset = 0; + // Build up the DOM representation for a single token, and add it to + // the line map. Takes care to render special characters separately. + function buildToken(builder, text, style, startStyle, endStyle, title, css) { + if (!text) { return } + var displayText = builder.splitSpaces ? splitSpaces(text, builder.trailingSpace) : text; + var special = builder.cm.state.specialChars, mustWrap = false; + var content; + if (!special.test(text)) { + builder.col += text.length; + content = document.createTextNode(displayText); + builder.map.push(builder.pos, builder.pos + text.length, content); + if (ie && ie_version < 9) { mustWrap = true; } + builder.pos += text.length; } else { - for (lineNode = node;; lineNode = lineNode.parentNode) { - if (!lineNode || lineNode == cm.display.lineDiv) return null; - if (lineNode.parentNode && lineNode.parentNode == cm.display.lineDiv) break; + content = document.createDocumentFragment(); + var pos = 0; + while (true) { + special.lastIndex = pos; + var m = special.exec(text); + var skipped = m ? m.index - pos : text.length - pos; + if (skipped) { + var txt = document.createTextNode(displayText.slice(pos, pos + skipped)); + if (ie && ie_version < 9) { content.appendChild(elt("span", [txt])); } + else { content.appendChild(txt); } + builder.map.push(builder.pos, builder.pos + skipped, txt); + builder.col += skipped; + builder.pos += skipped; + } + if (!m) { break } + pos += skipped + 1; + var txt$1 = (void 0); + if (m[0] == "\t") { + var tabSize = builder.cm.options.tabSize, tabWidth = tabSize - builder.col % tabSize; + txt$1 = content.appendChild(elt("span", spaceStr(tabWidth), "cm-tab")); + txt$1.setAttribute("role", "presentation"); + txt$1.setAttribute("cm-text", "\t"); + builder.col += tabWidth; + } else if (m[0] == "\r" || m[0] == "\n") { + txt$1 = content.appendChild(elt("span", m[0] == "\r" ? "\u240d" : "\u2424", "cm-invalidchar")); + txt$1.setAttribute("cm-text", m[0]); + builder.col += 1; + } else { + txt$1 = builder.cm.options.specialCharPlaceholder(m[0]); + txt$1.setAttribute("cm-text", m[0]); + if (ie && ie_version < 9) { content.appendChild(elt("span", [txt$1])); } + else { content.appendChild(txt$1); } + builder.col += 1; + } + builder.map.push(builder.pos, builder.pos + 1, txt$1); + builder.pos++; } } - for (var i = 0; i < cm.display.view.length; i++) { - var lineView = cm.display.view[i]; - if (lineView.node == lineNode) - return locateNodeInLineView(lineView, node, offset); + builder.trailingSpace = displayText.charCodeAt(text.length - 1) == 32; + if (style || startStyle || endStyle || mustWrap || css) { + var fullStyle = style || ""; + if (startStyle) { fullStyle += startStyle; } + if (endStyle) { fullStyle += endStyle; } + var token = elt("span", [content], fullStyle, css); + if (title) { token.title = title; } + return builder.content.appendChild(token) } + builder.content.appendChild(content); } - function locateNodeInLineView(lineView, node, offset) { - var wrapper = lineView.text.firstChild, bad = false; - if (!node || !contains(wrapper, node)) return badPos(Pos(lineNo(lineView.line), 0), true); - if (node == wrapper) { - bad = true; - node = wrapper.childNodes[offset]; - offset = 0; - if (!node) { - var line = lineView.rest ? lst(lineView.rest) : lineView.line; - return badPos(Pos(lineNo(line), line.text.length), bad); - } - } - - var textNode = node.nodeType == 3 ? node : null, topNode = node; - if (!textNode && node.childNodes.length == 1 && node.firstChild.nodeType == 3) { - textNode = node.firstChild; - if (offset) offset = textNode.nodeValue.length; + // Change some spaces to NBSP to prevent the browser from collapsing + // trailing spaces at the end of a line when rendering text (issue #1362). + function splitSpaces(text, trailingBefore) { + if (text.length > 1 && !/ /.test(text)) { return text } + var spaceBefore = trailingBefore, result = ""; + for (var i = 0; i < text.length; i++) { + var ch = text.charAt(i); + if (ch == " " && spaceBefore && (i == text.length - 1 || text.charCodeAt(i + 1) == 32)) + { ch = "\u00a0"; } + result += ch; + spaceBefore = ch == " "; } - while (topNode.parentNode != wrapper) topNode = topNode.parentNode; - var measure = lineView.measure, maps = measure.maps; + return result + } - function find(textNode, topNode, offset) { - for (var i = -1; i < (maps ? maps.length : 0); i++) { - var map = i < 0 ? measure.map : maps[i]; - for (var j = 0; j < map.length; j += 3) { - var curNode = map[j + 2]; - if (curNode == textNode || curNode == topNode) { - var line = lineNo(i < 0 ? lineView.line : lineView.rest[i]); - var ch = map[j] + offset; - if (offset < 0 || curNode != textNode) ch = map[j + (offset ? 1 : 0)]; - return Pos(line, ch); - } + // Work around nonsense dimensions being reported for stretches of + // right-to-left text. + function buildTokenBadBidi(inner, order) { + return function (builder, text, style, startStyle, endStyle, title, css) { + style = style ? style + " cm-force-border" : "cm-force-border"; + var start = builder.pos, end = start + text.length; + for (;;) { + // Find the part that overlaps with the start of this text + var part = (void 0); + for (var i = 0; i < order.length; i++) { + part = order[i]; + if (part.to > start && part.from <= start) { break } } + if (part.to >= end) { return inner(builder, text, style, startStyle, endStyle, title, css) } + inner(builder, text.slice(0, part.to - start), style, startStyle, null, title, css); + startStyle = null; + text = text.slice(part.to - start); + start = part.to; } } - var found = find(textNode, topNode, offset); - if (found) return badPos(found, bad); + } - // FIXME this is all really shaky. might handle the few cases it needs to handle, but likely to cause problems - for (var after = topNode.nextSibling, dist = textNode ? textNode.nodeValue.length - offset : 0; after; after = after.nextSibling) { - found = find(after, after.firstChild, 0); - if (found) - return badPos(Pos(found.line, found.ch - dist), bad); - else - dist += after.textContent.length; + function buildCollapsedSpan(builder, size, marker, ignoreWidget) { + var widget = !ignoreWidget && marker.widgetNode; + if (widget) { builder.map.push(builder.pos, builder.pos + size, widget); } + if (!ignoreWidget && builder.cm.display.input.needsContentAttribute) { + if (!widget) + { widget = builder.content.appendChild(document.createElement("span")); } + widget.setAttribute("cm-marker", marker.id); } - for (var before = topNode.previousSibling, dist = offset; before; before = before.previousSibling) { - found = find(before, before.firstChild, -1); - if (found) - return badPos(Pos(found.line, found.ch + dist), bad); - else - dist += after.textContent.length; + if (widget) { + builder.cm.display.input.setUneditable(widget); + builder.content.appendChild(widget); } + builder.pos += size; + builder.trailingSpace = false; } - function domTextBetween(cm, from, to, fromLine, toLine) { - var text = "", closing = false, lineSep = cm.doc.lineSeparator(); - function recognizeMarker(id) { return function(marker) { return marker.id == id; }; } - function walk(node) { - if (node.nodeType == 1) { - var cmText = node.getAttribute("cm-text"); - if (cmText != null) { - if (cmText == "") cmText = node.textContent.replace(/\u200b/g, ""); - text += cmText; - return; + // Outputs a number of spans to make up a line, taking highlighting + // and marked text into account. + function insertLineContent(line, builder, styles) { + var spans = line.markedSpans, allText = line.text, at = 0; + if (!spans) { + for (var i$1 = 1; i$1 < styles.length; i$1+=2) + { builder.addToken(builder, allText.slice(at, at = styles[i$1]), interpretTokenStyle(styles[i$1+1], builder.cm.options)); } + return + } + + var len = allText.length, pos = 0, i = 1, text = "", style, css; + var nextChange = 0, spanStyle, spanEndStyle, spanStartStyle, title, collapsed; + for (;;) { + if (nextChange == pos) { // Update current marker set + spanStyle = spanEndStyle = spanStartStyle = title = css = ""; + collapsed = null; nextChange = Infinity; + var foundBookmarks = [], endStyles = (void 0); + for (var j = 0; j < spans.length; ++j) { + var sp = spans[j], m = sp.marker; + if (m.type == "bookmark" && sp.from == pos && m.widgetNode) { + foundBookmarks.push(m); + } else if (sp.from <= pos && (sp.to == null || sp.to > pos || m.collapsed && sp.to == pos && sp.from == pos)) { + if (sp.to != null && sp.to != pos && nextChange > sp.to) { + nextChange = sp.to; + spanEndStyle = ""; + } + if (m.className) { spanStyle += " " + m.className; } + if (m.css) { css = (css ? css + ";" : "") + m.css; } + if (m.startStyle && sp.from == pos) { spanStartStyle += " " + m.startStyle; } + if (m.endStyle && sp.to == nextChange) { (endStyles || (endStyles = [])).push(m.endStyle, sp.to); } + if (m.title && !title) { title = m.title; } + if (m.collapsed && (!collapsed || compareCollapsedMarkers(collapsed.marker, m) < 0)) + { collapsed = sp; } + } else if (sp.from > pos && nextChange > sp.from) { + nextChange = sp.from; + } } - var markerID = node.getAttribute("cm-marker"), range; - if (markerID) { - var found = cm.findMarks(Pos(fromLine, 0), Pos(toLine + 1, 0), recognizeMarker(+markerID)); - if (found.length && (range = found[0].find())) - text += getBetween(cm.doc, range.from, range.to).join(lineSep); - return; + if (endStyles) { for (var j$1 = 0; j$1 < endStyles.length; j$1 += 2) + { if (endStyles[j$1 + 1] == nextChange) { spanEndStyle += " " + endStyles[j$1]; } } } + + if (!collapsed || collapsed.from == pos) { for (var j$2 = 0; j$2 < foundBookmarks.length; ++j$2) + { buildCollapsedSpan(builder, 0, foundBookmarks[j$2]); } } + if (collapsed && (collapsed.from || 0) == pos) { + buildCollapsedSpan(builder, (collapsed.to == null ? len + 1 : collapsed.to) - pos, + collapsed.marker, collapsed.from == null); + if (collapsed.to == null) { return } + if (collapsed.to == pos) { collapsed = false; } } - if (node.getAttribute("contenteditable") == "false") return; - for (var i = 0; i < node.childNodes.length; i++) - walk(node.childNodes[i]); - if (/^(pre|div|p)$/i.test(node.nodeName)) - closing = true; - } else if (node.nodeType == 3) { - var val = node.nodeValue; - if (!val) return; - if (closing) { - text += lineSep; - closing = false; + } + if (pos >= len) { break } + + var upto = Math.min(len, nextChange); + while (true) { + if (text) { + var end = pos + text.length; + if (!collapsed) { + var tokenText = end > upto ? text.slice(0, upto - pos) : text; + builder.addToken(builder, tokenText, style ? style + spanStyle : spanStyle, + spanStartStyle, pos + tokenText.length == nextChange ? spanEndStyle : "", title, css); + } + if (end >= upto) {text = text.slice(upto - pos); pos = upto; break} + pos = end; + spanStartStyle = ""; } - text += val; + text = allText.slice(at, at = styles[i++]); + style = interpretTokenStyle(styles[i++], builder.cm.options); } } - for (;;) { - walk(from); - if (from == to) break; - from = from.nextSibling; - } - return text; } - CodeMirror.inputStyles = {"textarea": TextareaInput, "contenteditable": ContentEditableInput}; - // SELECTION / CURSOR + // These objects are used to represent the visible (currently drawn) + // part of the document. A LineView may correspond to multiple + // logical lines, if those are connected by collapsed ranges. + function LineView(doc, line, lineN) { + // The starting line + this.line = line; + // Continuing lines, if any + this.rest = visualLineContinued(line); + // Number of logical lines in this visual line + this.size = this.rest ? lineNo(lst(this.rest)) - lineN + 1 : 1; + this.node = this.text = null; + this.hidden = lineIsHidden(doc, line); + } - // Selection objects are immutable. A new one is created every time - // the selection changes. A selection is one or more non-overlapping - // (and non-touching) ranges, sorted, and an integer that indicates - // which one is the primary selection (the one that's scrolled into - // view, that getCursor returns, etc). - function Selection(ranges, primIndex) { - this.ranges = ranges; - this.primIndex = primIndex; - } - - Selection.prototype = { - primary: function() { return this.ranges[this.primIndex]; }, - equals: function(other) { - if (other == this) return true; - if (other.primIndex != this.primIndex || other.ranges.length != this.ranges.length) return false; - for (var i = 0; i < this.ranges.length; i++) { - var here = this.ranges[i], there = other.ranges[i]; - if (cmp(here.anchor, there.anchor) != 0 || cmp(here.head, there.head) != 0) return false; - } - return true; - }, - deepCopy: function() { - for (var out = [], i = 0; i < this.ranges.length; i++) - out[i] = new Range(copyPos(this.ranges[i].anchor), copyPos(this.ranges[i].head)); - return new Selection(out, this.primIndex); - }, - somethingSelected: function() { - for (var i = 0; i < this.ranges.length; i++) - if (!this.ranges[i].empty()) return true; - return false; - }, - contains: function(pos, end) { - if (!end) end = pos; - for (var i = 0; i < this.ranges.length; i++) { - var range = this.ranges[i]; - if (cmp(end, range.from()) >= 0 && cmp(pos, range.to()) <= 0) - return i; - } - return -1; + // Create a range of LineView objects for the given lines. + function buildViewArray(cm, from, to) { + var array = [], nextPos; + for (var pos = from; pos < to; pos = nextPos) { + var view = new LineView(cm.doc, getLine(cm.doc, pos), pos); + nextPos = pos + view.size; + array.push(view); } - }; - - function Range(anchor, head) { - this.anchor = anchor; this.head = head; + return array } - Range.prototype = { - from: function() { return minPos(this.anchor, this.head); }, - to: function() { return maxPos(this.anchor, this.head); }, - empty: function() { - return this.head.line == this.anchor.line && this.head.ch == this.anchor.ch; - } - }; + var operationGroup = null; - // Take an unsorted, potentially overlapping set of ranges, and - // build a selection out of it. 'Consumes' ranges array (modifying - // it). - function normalizeSelection(ranges, primIndex) { - var prim = ranges[primIndex]; - ranges.sort(function(a, b) { return cmp(a.from(), b.from()); }); - primIndex = indexOf(ranges, prim); - for (var i = 1; i < ranges.length; i++) { - var cur = ranges[i], prev = ranges[i - 1]; - if (cmp(prev.to(), cur.from()) >= 0) { - var from = minPos(prev.from(), cur.from()), to = maxPos(prev.to(), cur.to()); - var inv = prev.empty() ? cur.from() == cur.head : prev.from() == prev.head; - if (i <= primIndex) --primIndex; - ranges.splice(--i, 2, new Range(inv ? to : from, inv ? from : to)); - } + function pushOperation(op) { + if (operationGroup) { + operationGroup.ops.push(op); + } else { + op.ownsGroup = operationGroup = { + ops: [op], + delayedCallbacks: [] + }; } - return new Selection(ranges, primIndex); } - function simpleSelection(anchor, head) { - return new Selection([new Range(anchor, head || anchor)], 0); + function fireCallbacksForOps(group) { + // Calls delayed callbacks and cursorActivity handlers until no + // new ones appear + var callbacks = group.delayedCallbacks, i = 0; + do { + for (; i < callbacks.length; i++) + { callbacks[i].call(null); } + for (var j = 0; j < group.ops.length; j++) { + var op = group.ops[j]; + if (op.cursorActivityHandlers) + { while (op.cursorActivityCalled < op.cursorActivityHandlers.length) + { op.cursorActivityHandlers[op.cursorActivityCalled++].call(null, op.cm); } } + } + } while (i < callbacks.length) } - // Most of the external API clips given positions to make sure they - // actually exist within the document. - function clipLine(doc, n) {return Math.max(doc.first, Math.min(n, doc.first + doc.size - 1));} - function clipPos(doc, pos) { - if (pos.line < doc.first) return Pos(doc.first, 0); - var last = doc.first + doc.size - 1; - if (pos.line > last) return Pos(last, getLine(doc, last).text.length); - return clipToLen(pos, getLine(doc, pos.line).text.length); - } - function clipToLen(pos, linelen) { - var ch = pos.ch; - if (ch == null || ch > linelen) return Pos(pos.line, linelen); - else if (ch < 0) return Pos(pos.line, 0); - else return pos; - } - function isLine(doc, l) {return l >= doc.first && l < doc.first + doc.size;} - function clipPosArray(doc, array) { - for (var out = [], i = 0; i < array.length; i++) out[i] = clipPos(doc, array[i]); - return out; - } + function finishOperation(op, endCb) { + var group = op.ownsGroup; + if (!group) { return } - // SELECTION UPDATES + try { fireCallbacksForOps(group); } + finally { + operationGroup = null; + endCb(group); + } + } - // The 'scroll' parameter given to many of these indicated whether - // the new cursor position should be scrolled into view after - // modifying the selection. + var orphanDelayedCallbacks = null; - // If shift is held or the extend flag is set, extends a range to - // include a given position (and optionally a second position). - // Otherwise, simply returns the range between the given positions. - // Used for cursor motion and such. - function extendRange(doc, range, head, other) { - if (doc.cm && doc.cm.display.shift || doc.extend) { - var anchor = range.anchor; - if (other) { - var posBefore = cmp(head, anchor) < 0; - if (posBefore != (cmp(other, anchor) < 0)) { - anchor = head; - head = other; - } else if (posBefore != (cmp(head, other) < 0)) { - head = other; - } - } - return new Range(anchor, head); + // Often, we want to signal events at a point where we are in the + // middle of some work, but don't want the handler to start calling + // other methods on the editor, which might be in an inconsistent + // state or simply not expect any other events to happen. + // signalLater looks whether there are any handlers, and schedules + // them to be executed when the last operation ends, or, if no + // operation is active, when a timeout fires. + function signalLater(emitter, type /*, values...*/) { + var arr = getHandlers(emitter, type); + if (!arr.length) { return } + var args = Array.prototype.slice.call(arguments, 2), list; + if (operationGroup) { + list = operationGroup.delayedCallbacks; + } else if (orphanDelayedCallbacks) { + list = orphanDelayedCallbacks; } else { - return new Range(other || head, head); + list = orphanDelayedCallbacks = []; + setTimeout(fireOrphanDelayed, 0); } - } + var loop = function ( i ) { + list.push(function () { return arr[i].apply(null, args); }); + }; - // Extend the primary selection range, discard the rest. - function extendSelection(doc, head, other, options) { - setSelection(doc, new Selection([extendRange(doc, doc.sel.primary(), head, other)], 0), options); + for (var i = 0; i < arr.length; ++i) + loop( i ); } - // Extend all selections (pos is an array of selections with length - // equal the number of selections) - function extendSelections(doc, heads, options) { - for (var out = [], i = 0; i < doc.sel.ranges.length; i++) - out[i] = extendRange(doc, doc.sel.ranges[i], heads[i], null); - var newSel = normalizeSelection(out, doc.sel.primIndex); - setSelection(doc, newSel, options); + function fireOrphanDelayed() { + var delayed = orphanDelayedCallbacks; + orphanDelayedCallbacks = null; + for (var i = 0; i < delayed.length; ++i) { delayed[i](); } } - // Updates a single range in the selection. - function replaceOneSelection(doc, i, range, options) { - var ranges = doc.sel.ranges.slice(0); - ranges[i] = range; - setSelection(doc, normalizeSelection(ranges, doc.sel.primIndex), options); + // When an aspect of a line changes, a string is added to + // lineView.changes. This updates the relevant part of the line's + // DOM structure. + function updateLineForChanges(cm, lineView, lineN, dims) { + for (var j = 0; j < lineView.changes.length; j++) { + var type = lineView.changes[j]; + if (type == "text") { updateLineText(cm, lineView); } + else if (type == "gutter") { updateLineGutter(cm, lineView, lineN, dims); } + else if (type == "class") { updateLineClasses(cm, lineView); } + else if (type == "widget") { updateLineWidgets(cm, lineView, dims); } + } + lineView.changes = null; } - // Reset the selection to a single range. - function setSimpleSelection(doc, anchor, head, options) { - setSelection(doc, simpleSelection(anchor, head), options); + // Lines with gutter elements, widgets or a background class need to + // be wrapped, and have the extra elements added to the wrapper div + function ensureLineWrapped(lineView) { + if (lineView.node == lineView.text) { + lineView.node = elt("div", null, null, "position: relative"); + if (lineView.text.parentNode) + { lineView.text.parentNode.replaceChild(lineView.node, lineView.text); } + lineView.node.appendChild(lineView.text); + if (ie && ie_version < 8) { lineView.node.style.zIndex = 2; } + } + return lineView.node } - // Give beforeSelectionChange handlers a change to influence a - // selection update. - function filterSelectionChange(doc, sel, options) { - var obj = { - ranges: sel.ranges, - update: function(ranges) { - this.ranges = []; - for (var i = 0; i < ranges.length; i++) - this.ranges[i] = new Range(clipPos(doc, ranges[i].anchor), - clipPos(doc, ranges[i].head)); - }, - origin: options && options.origin - }; - signal(doc, "beforeSelectionChange", doc, obj); - if (doc.cm) signal(doc.cm, "beforeSelectionChange", doc.cm, obj); - if (obj.ranges != sel.ranges) return normalizeSelection(obj.ranges, obj.ranges.length - 1); - else return sel; + function updateLineBackground(cm, lineView) { + var cls = lineView.bgClass ? lineView.bgClass + " " + (lineView.line.bgClass || "") : lineView.line.bgClass; + if (cls) { cls += " CodeMirror-linebackground"; } + if (lineView.background) { + if (cls) { lineView.background.className = cls; } + else { lineView.background.parentNode.removeChild(lineView.background); lineView.background = null; } + } else if (cls) { + var wrap = ensureLineWrapped(lineView); + lineView.background = wrap.insertBefore(elt("div", null, cls), wrap.firstChild); + cm.display.input.setUneditable(lineView.background); + } } - function setSelectionReplaceHistory(doc, sel, options) { - var done = doc.history.done, last = lst(done); - if (last && last.ranges) { - done[done.length - 1] = sel; - setSelectionNoUndo(doc, sel, options); - } else { - setSelection(doc, sel, options); + // Wrapper around buildLineContent which will reuse the structure + // in display.externalMeasured when possible. + function getLineContent(cm, lineView) { + var ext = cm.display.externalMeasured; + if (ext && ext.line == lineView.line) { + cm.display.externalMeasured = null; + lineView.measure = ext.measure; + return ext.built } + return buildLineContent(cm, lineView) } - // Set a new selection. - function setSelection(doc, sel, options) { - setSelectionNoUndo(doc, sel, options); - addSelectionToHistory(doc, doc.sel, doc.cm ? doc.cm.curOp.id : NaN, options); + // Redraw the line's text. Interacts with the background and text + // classes because the mode may output tokens that influence these + // classes. + function updateLineText(cm, lineView) { + var cls = lineView.text.className; + var built = getLineContent(cm, lineView); + if (lineView.text == lineView.node) { lineView.node = built.pre; } + lineView.text.parentNode.replaceChild(built.pre, lineView.text); + lineView.text = built.pre; + if (built.bgClass != lineView.bgClass || built.textClass != lineView.textClass) { + lineView.bgClass = built.bgClass; + lineView.textClass = built.textClass; + updateLineClasses(cm, lineView); + } else if (cls) { + lineView.text.className = cls; + } } - function setSelectionNoUndo(doc, sel, options) { - if (hasHandler(doc, "beforeSelectionChange") || doc.cm && hasHandler(doc.cm, "beforeSelectionChange")) - sel = filterSelectionChange(doc, sel, options); - - var bias = options && options.bias || - (cmp(sel.primary().head, doc.sel.primary().head) < 0 ? -1 : 1); - setSelectionInner(doc, skipAtomicInSelection(doc, sel, bias, true)); - - if (!(options && options.scroll === false) && doc.cm) - ensureCursorVisible(doc.cm); + function updateLineClasses(cm, lineView) { + updateLineBackground(cm, lineView); + if (lineView.line.wrapClass) + { ensureLineWrapped(lineView).className = lineView.line.wrapClass; } + else if (lineView.node != lineView.text) + { lineView.node.className = ""; } + var textClass = lineView.textClass ? lineView.textClass + " " + (lineView.line.textClass || "") : lineView.line.textClass; + lineView.text.className = textClass || ""; } - function setSelectionInner(doc, sel) { - if (sel.equals(doc.sel)) return; - - doc.sel = sel; + function updateLineGutter(cm, lineView, lineN, dims) { + if (lineView.gutter) { + lineView.node.removeChild(lineView.gutter); + lineView.gutter = null; + } + if (lineView.gutterBackground) { + lineView.node.removeChild(lineView.gutterBackground); + lineView.gutterBackground = null; + } + if (lineView.line.gutterClass) { + var wrap = ensureLineWrapped(lineView); + lineView.gutterBackground = elt("div", null, "CodeMirror-gutter-background " + lineView.line.gutterClass, + ("left: " + (cm.options.fixedGutter ? dims.fixedPos : -dims.gutterTotalWidth) + "px; width: " + (dims.gutterTotalWidth) + "px")); + cm.display.input.setUneditable(lineView.gutterBackground); + wrap.insertBefore(lineView.gutterBackground, lineView.text); + } + var markers = lineView.line.gutterMarkers; + if (cm.options.lineNumbers || markers) { + var wrap$1 = ensureLineWrapped(lineView); + var gutterWrap = lineView.gutter = elt("div", null, "CodeMirror-gutter-wrapper", ("left: " + (cm.options.fixedGutter ? dims.fixedPos : -dims.gutterTotalWidth) + "px")); + cm.display.input.setUneditable(gutterWrap); + wrap$1.insertBefore(gutterWrap, lineView.text); + if (lineView.line.gutterClass) + { gutterWrap.className += " " + lineView.line.gutterClass; } + if (cm.options.lineNumbers && (!markers || !markers["CodeMirror-linenumbers"])) + { lineView.lineNumber = gutterWrap.appendChild( + elt("div", lineNumberFor(cm.options, lineN), + "CodeMirror-linenumber CodeMirror-gutter-elt", + ("left: " + (dims.gutterLeft["CodeMirror-linenumbers"]) + "px; width: " + (cm.display.lineNumInnerWidth) + "px"))); } + if (markers) { for (var k = 0; k < cm.options.gutters.length; ++k) { + var id = cm.options.gutters[k], found = markers.hasOwnProperty(id) && markers[id]; + if (found) + { gutterWrap.appendChild(elt("div", [found], "CodeMirror-gutter-elt", + ("left: " + (dims.gutterLeft[id]) + "px; width: " + (dims.gutterWidth[id]) + "px"))); } + } } + } + } - if (doc.cm) { - doc.cm.curOp.updateInput = doc.cm.curOp.selectionChanged = true; - signalCursorActivity(doc.cm); + function updateLineWidgets(cm, lineView, dims) { + if (lineView.alignable) { lineView.alignable = null; } + for (var node = lineView.node.firstChild, next = (void 0); node; node = next) { + next = node.nextSibling; + if (node.className == "CodeMirror-linewidget") + { lineView.node.removeChild(node); } } - signalLater(doc, "cursorActivity", doc); + insertLineWidgets(cm, lineView, dims); } - // Verify that the selection does not partially select any atomic - // marked ranges. - function reCheckSelection(doc) { - setSelectionInner(doc, skipAtomicInSelection(doc, doc.sel, null, false), sel_dontScroll); + // Build a line's DOM representation from scratch + function buildLineElement(cm, lineView, lineN, dims) { + var built = getLineContent(cm, lineView); + lineView.text = lineView.node = built.pre; + if (built.bgClass) { lineView.bgClass = built.bgClass; } + if (built.textClass) { lineView.textClass = built.textClass; } + + updateLineClasses(cm, lineView); + updateLineGutter(cm, lineView, lineN, dims); + insertLineWidgets(cm, lineView, dims); + return lineView.node } - // Return a selection that does not partially select any atomic - // ranges. - function skipAtomicInSelection(doc, sel, bias, mayClear) { - var out; - for (var i = 0; i < sel.ranges.length; i++) { - var range = sel.ranges[i]; - var old = sel.ranges.length == doc.sel.ranges.length && doc.sel.ranges[i]; - var newAnchor = skipAtomic(doc, range.anchor, old && old.anchor, bias, mayClear); - var newHead = skipAtomic(doc, range.head, old && old.head, bias, mayClear); - if (out || newAnchor != range.anchor || newHead != range.head) { - if (!out) out = sel.ranges.slice(0, i); - out[i] = new Range(newAnchor, newHead); - } - } - return out ? normalizeSelection(out, sel.primIndex) : sel; + // A lineView may contain multiple logical lines (when merged by + // collapsed spans). The widgets for all of them need to be drawn. + function insertLineWidgets(cm, lineView, dims) { + insertLineWidgetsFor(cm, lineView.line, lineView, dims, true); + if (lineView.rest) { for (var i = 0; i < lineView.rest.length; i++) + { insertLineWidgetsFor(cm, lineView.rest[i], lineView, dims, false); } } } - function skipAtomicInner(doc, pos, oldPos, dir, mayClear) { - var line = getLine(doc, pos.line); - if (line.markedSpans) for (var i = 0; i < line.markedSpans.length; ++i) { - var sp = line.markedSpans[i], m = sp.marker; - if ((sp.from == null || (m.inclusiveLeft ? sp.from <= pos.ch : sp.from < pos.ch)) && - (sp.to == null || (m.inclusiveRight ? sp.to >= pos.ch : sp.to > pos.ch))) { - if (mayClear) { - signal(m, "beforeCursorEnter"); - if (m.explicitlyCleared) { - if (!line.markedSpans) break; - else {--i; continue;} - } - } - if (!m.atomic) continue; - - if (oldPos) { - var near = m.find(dir < 0 ? 1 : -1), diff; - if (dir < 0 ? m.inclusiveRight : m.inclusiveLeft) - near = movePos(doc, near, -dir, near && near.line == pos.line ? line : null); - if (near && near.line == pos.line && (diff = cmp(near, oldPos)) && (dir < 0 ? diff < 0 : diff > 0)) - return skipAtomicInner(doc, near, pos, dir, mayClear); - } - - var far = m.find(dir < 0 ? -1 : 1); - if (dir < 0 ? m.inclusiveLeft : m.inclusiveRight) - far = movePos(doc, far, dir, far.line == pos.line ? line : null); - return far ? skipAtomicInner(doc, far, pos, dir, mayClear) : null; - } - } - return pos; - } - - // Ensure a given position is not inside an atomic range. - function skipAtomic(doc, pos, oldPos, bias, mayClear) { - var dir = bias || 1; - var found = skipAtomicInner(doc, pos, oldPos, dir, mayClear) || - (!mayClear && skipAtomicInner(doc, pos, oldPos, dir, true)) || - skipAtomicInner(doc, pos, oldPos, -dir, mayClear) || - (!mayClear && skipAtomicInner(doc, pos, oldPos, -dir, true)); - if (!found) { - doc.cantEdit = true; - return Pos(doc.first, 0); - } - return found; - } - - function movePos(doc, pos, dir, line) { - if (dir < 0 && pos.ch == 0) { - if (pos.line > doc.first) return clipPos(doc, Pos(pos.line - 1)); - else return null; - } else if (dir > 0 && pos.ch == (line || getLine(doc, pos.line)).text.length) { - if (pos.line < doc.first + doc.size - 1) return Pos(pos.line + 1, 0); - else return null; - } else { - return new Pos(pos.line, pos.ch + dir); - } - } - - // SELECTION DRAWING - - function updateSelection(cm) { - cm.display.input.showSelection(cm.display.input.prepareSelection()); - } - - function prepareSelection(cm, primary) { - var doc = cm.doc, result = {}; - var curFragment = result.cursors = document.createDocumentFragment(); - var selFragment = result.selection = document.createDocumentFragment(); - - for (var i = 0; i < doc.sel.ranges.length; i++) { - if (primary === false && i == doc.sel.primIndex) continue; - var range = doc.sel.ranges[i]; - if (range.from().line >= cm.display.viewTo || range.to().line < cm.display.viewFrom) continue; - var collapsed = range.empty(); - if (collapsed || cm.options.showCursorWhenSelecting) - drawSelectionCursor(cm, range.head, curFragment); - if (!collapsed) - drawSelectionRange(cm, range, selFragment); - } - return result; - } - - // Draws a cursor for the given range - function drawSelectionCursor(cm, head, output) { - var pos = cursorCoords(cm, head, "div", null, null, !cm.options.singleCursorHeightPerLine); - - var cursor = output.appendChild(elt("div", "\u00a0", "CodeMirror-cursor")); - cursor.style.left = pos.left + "px"; - cursor.style.top = pos.top + "px"; - cursor.style.height = Math.max(0, pos.bottom - pos.top) * cm.options.cursorHeight + "px"; - - if (pos.other) { - // Secondary cursor, shown when on a 'jump' in bi-directional text - var otherCursor = output.appendChild(elt("div", "\u00a0", "CodeMirror-cursor CodeMirror-secondarycursor")); - otherCursor.style.display = ""; - otherCursor.style.left = pos.other.left + "px"; - otherCursor.style.top = pos.other.top + "px"; - otherCursor.style.height = (pos.other.bottom - pos.other.top) * .85 + "px"; + function insertLineWidgetsFor(cm, line, lineView, dims, allowAbove) { + if (!line.widgets) { return } + var wrap = ensureLineWrapped(lineView); + for (var i = 0, ws = line.widgets; i < ws.length; ++i) { + var widget = ws[i], node = elt("div", [widget.node], "CodeMirror-linewidget"); + if (!widget.handleMouseEvents) { node.setAttribute("cm-ignore-events", "true"); } + positionLineWidget(widget, node, lineView, dims); + cm.display.input.setUneditable(node); + if (allowAbove && widget.above) + { wrap.insertBefore(node, lineView.gutter || lineView.text); } + else + { wrap.appendChild(node); } + signalLater(widget, "redraw"); } } - // Draws the given range as a highlighted selection - function drawSelectionRange(cm, range, output) { - var display = cm.display, doc = cm.doc; - var fragment = document.createDocumentFragment(); - var padding = paddingH(cm.display), leftSide = padding.left; - var rightSide = Math.max(display.sizerWidth, displayWidth(cm) - display.sizer.offsetLeft) - padding.right; - - function add(left, top, width, bottom) { - if (top < 0) top = 0; - top = Math.round(top); - bottom = Math.round(bottom); - fragment.appendChild(elt("div", null, "CodeMirror-selected", "position: absolute; left: " + left + - "px; top: " + top + "px; width: " + (width == null ? rightSide - left : width) + - "px; height: " + (bottom - top) + "px")); - } - - function drawForLine(line, fromArg, toArg) { - var lineObj = getLine(doc, line); - var lineLen = lineObj.text.length; - var start, end; - function coords(ch, bias) { - return charCoords(cm, Pos(line, ch), "div", lineObj, bias); + function positionLineWidget(widget, node, lineView, dims) { + if (widget.noHScroll) { + (lineView.alignable || (lineView.alignable = [])).push(node); + var width = dims.wrapperWidth; + node.style.left = dims.fixedPos + "px"; + if (!widget.coverGutter) { + width -= dims.gutterTotalWidth; + node.style.paddingLeft = dims.gutterTotalWidth + "px"; } - - iterateBidiSections(getOrder(lineObj), fromArg || 0, toArg == null ? lineLen : toArg, function(from, to, dir) { - var leftPos = coords(from, "left"), rightPos, left, right; - if (from == to) { - rightPos = leftPos; - left = right = leftPos.left; - } else { - rightPos = coords(to - 1, "right"); - if (dir == "rtl") { var tmp = leftPos; leftPos = rightPos; rightPos = tmp; } - left = leftPos.left; - right = rightPos.right; - } - if (fromArg == null && from == 0) left = leftSide; - if (rightPos.top - leftPos.top > 3) { // Different lines, draw top part - add(left, leftPos.top, null, leftPos.bottom); - left = leftSide; - if (leftPos.bottom < rightPos.top) add(left, leftPos.bottom, null, rightPos.top); - } - if (toArg == null && to == lineLen) right = rightSide; - if (!start || leftPos.top < start.top || leftPos.top == start.top && leftPos.left < start.left) - start = leftPos; - if (!end || rightPos.bottom > end.bottom || rightPos.bottom == end.bottom && rightPos.right > end.right) - end = rightPos; - if (left < leftSide + 1) left = leftSide; - add(left, rightPos.top, right - left, rightPos.bottom); - }); - return {start: start, end: end}; + node.style.width = width + "px"; } - - var sFrom = range.from(), sTo = range.to(); - if (sFrom.line == sTo.line) { - drawForLine(sFrom.line, sFrom.ch, sTo.ch); - } else { - var fromLine = getLine(doc, sFrom.line), toLine = getLine(doc, sTo.line); - var singleVLine = visualLine(fromLine) == visualLine(toLine); - var leftEnd = drawForLine(sFrom.line, sFrom.ch, singleVLine ? fromLine.text.length + 1 : null).end; - var rightStart = drawForLine(sTo.line, singleVLine ? 0 : null, sTo.ch).start; - if (singleVLine) { - if (leftEnd.top < rightStart.top - 2) { - add(leftEnd.right, leftEnd.top, null, leftEnd.bottom); - add(leftSide, rightStart.top, rightStart.left, rightStart.bottom); - } else { - add(leftEnd.right, leftEnd.top, rightStart.left - leftEnd.right, leftEnd.bottom); - } - } - if (leftEnd.bottom < rightStart.top) - add(leftSide, leftEnd.bottom, null, rightStart.top); + if (widget.coverGutter) { + node.style.zIndex = 5; + node.style.position = "relative"; + if (!widget.noHScroll) { node.style.marginLeft = -dims.gutterTotalWidth + "px"; } } - - output.appendChild(fragment); - } - - // Cursor-blinking - function restartBlink(cm) { - if (!cm.state.focused) return; - var display = cm.display; - clearInterval(display.blinker); - var on = true; - display.cursorDiv.style.visibility = ""; - if (cm.options.cursorBlinkRate > 0) - display.blinker = setInterval(function() { - display.cursorDiv.style.visibility = (on = !on) ? "" : "hidden"; - }, cm.options.cursorBlinkRate); - else if (cm.options.cursorBlinkRate < 0) - display.cursorDiv.style.visibility = "hidden"; - } - - // HIGHLIGHT WORKER - - function startWorker(cm, time) { - if (cm.doc.mode.startState && cm.doc.frontier < cm.display.viewTo) - cm.state.highlight.set(time, bind(highlightWorker, cm)); - } - - function highlightWorker(cm) { - var doc = cm.doc; - if (doc.frontier < doc.first) doc.frontier = doc.first; - if (doc.frontier >= cm.display.viewTo) return; - var end = +new Date + cm.options.workTime; - var state = copyState(doc.mode, getStateBefore(cm, doc.frontier)); - var changedLines = []; - - doc.iter(doc.frontier, Math.min(doc.first + doc.size, cm.display.viewTo + 500), function(line) { - if (doc.frontier >= cm.display.viewFrom) { // Visible - var oldStyles = line.styles, tooLong = line.text.length > cm.options.maxHighlightLength; - var highlighted = highlightLine(cm, line, tooLong ? copyState(doc.mode, state) : state, true); - line.styles = highlighted.styles; - var oldCls = line.styleClasses, newCls = highlighted.classes; - if (newCls) line.styleClasses = newCls; - else if (oldCls) line.styleClasses = null; - var ischange = !oldStyles || oldStyles.length != line.styles.length || - oldCls != newCls && (!oldCls || !newCls || oldCls.bgClass != newCls.bgClass || oldCls.textClass != newCls.textClass); - for (var i = 0; !ischange && i < oldStyles.length; ++i) ischange = oldStyles[i] != line.styles[i]; - if (ischange) changedLines.push(doc.frontier); - line.stateAfter = tooLong ? state : copyState(doc.mode, state); - } else { - if (line.text.length <= cm.options.maxHighlightLength) - processLine(cm, line.text, state); - line.stateAfter = doc.frontier % 5 == 0 ? copyState(doc.mode, state) : null; - } - ++doc.frontier; - if (+new Date > end) { - startWorker(cm, cm.options.workDelay); - return true; - } - }); - if (changedLines.length) runInOp(cm, function() { - for (var i = 0; i < changedLines.length; i++) - regLineChange(cm, changedLines[i], "text"); - }); } - // Finds the line to start with when starting a parse. Tries to - // find a line with a stateAfter, so that it can start with a - // valid state. If that fails, it returns the line with the - // smallest indentation, which tends to need the least context to - // parse correctly. - function findStartLine(cm, n, precise) { - var minindent, minline, doc = cm.doc; - var lim = precise ? -1 : n - (cm.doc.mode.innerMode ? 1000 : 100); - for (var search = n; search > lim; --search) { - if (search <= doc.first) return doc.first; - var line = getLine(doc, search - 1); - if (line.stateAfter && (!precise || search <= doc.frontier)) return search; - var indented = countColumn(line.text, null, cm.options.tabSize); - if (minline == null || minindent > indented) { - minline = search - 1; - minindent = indented; - } + function widgetHeight(widget) { + if (widget.height != null) { return widget.height } + var cm = widget.doc.cm; + if (!cm) { return 0 } + if (!contains(document.body, widget.node)) { + var parentStyle = "position: relative;"; + if (widget.coverGutter) + { parentStyle += "margin-left: -" + cm.display.gutters.offsetWidth + "px;"; } + if (widget.noHScroll) + { parentStyle += "width: " + cm.display.wrapper.clientWidth + "px;"; } + removeChildrenAndAdd(cm.display.measure, elt("div", [widget.node], null, parentStyle)); } - return minline; + return widget.height = widget.node.parentNode.offsetHeight } - function getStateBefore(cm, n, precise) { - var doc = cm.doc, display = cm.display; - if (!doc.mode.startState) return true; - var pos = findStartLine(cm, n, precise), state = pos > doc.first && getLine(doc, pos-1).stateAfter; - if (!state) state = startState(doc.mode); - else state = copyState(doc.mode, state); - doc.iter(pos, n, function(line) { - processLine(cm, line.text, state); - var save = pos == n - 1 || pos % 5 == 0 || pos >= display.viewFrom && pos < display.viewTo; - line.stateAfter = save ? copyState(doc.mode, state) : null; - ++pos; - }); - if (precise) doc.frontier = pos; - return state; + // Return true when the given mouse event happened in a widget + function eventInWidget(display, e) { + for (var n = e_target(e); n != display.wrapper; n = n.parentNode) { + if (!n || (n.nodeType == 1 && n.getAttribute("cm-ignore-events") == "true") || + (n.parentNode == display.sizer && n != display.mover)) + { return true } + } } // POSITION MEASUREMENT - function paddingTop(display) {return display.lineSpace.offsetTop;} - function paddingVert(display) {return display.mover.offsetHeight - display.lineSpace.offsetHeight;} + function paddingTop(display) {return display.lineSpace.offsetTop} + function paddingVert(display) {return display.mover.offsetHeight - display.lineSpace.offsetHeight} function paddingH(display) { - if (display.cachedPaddingH) return display.cachedPaddingH; + if (display.cachedPaddingH) { return display.cachedPaddingH } var e = removeChildrenAndAdd(display.measure, elt("pre", "x")); var style = window.getComputedStyle ? window.getComputedStyle(e) : e.currentStyle; var data = {left: parseInt(style.paddingLeft), right: parseInt(style.paddingRight)}; - if (!isNaN(data.left) && !isNaN(data.right)) display.cachedPaddingH = data; - return data; + if (!isNaN(data.left) && !isNaN(data.right)) { display.cachedPaddingH = data; } + return data } - function scrollGap(cm) { return scrollerGap - cm.display.nativeBarWidth; } + function scrollGap(cm) { return scrollerGap - cm.display.nativeBarWidth } function displayWidth(cm) { - return cm.display.scroller.clientWidth - scrollGap(cm) - cm.display.barWidth; + return cm.display.scroller.clientWidth - scrollGap(cm) - cm.display.barWidth } function displayHeight(cm) { - return cm.display.scroller.clientHeight - scrollGap(cm) - cm.display.barHeight; + return cm.display.scroller.clientHeight - scrollGap(cm) - cm.display.barHeight } // Ensure the lineView.wrapping.heights array is populated. This is @@ -2550,7 +2407,7 @@ for (var i = 0; i < rects.length - 1; i++) { var cur = rects[i], next = rects[i + 1]; if (Math.abs(cur.bottom - next.bottom) > 2) - heights.push((cur.bottom + next.top) / 2 - rect.top); + { heights.push((cur.bottom + next.top) / 2 - rect.top); } } } heights.push(rect.bottom - rect.top); @@ -2562,13 +2419,13 @@ // contain multiple lines when collapsed ranges are present.) function mapFromLineView(lineView, line, lineN) { if (lineView.line == line) - return {map: lineView.measure.map, cache: lineView.measure.cache}; + { return {map: lineView.measure.map, cache: lineView.measure.cache} } for (var i = 0; i < lineView.rest.length; i++) - if (lineView.rest[i] == line) - return {map: lineView.measure.maps[i], cache: lineView.measure.caches[i]}; - for (var i = 0; i < lineView.rest.length; i++) - if (lineNo(lineView.rest[i]) > lineN) - return {map: lineView.measure.maps[i], cache: lineView.measure.caches[i], before: true}; + { if (lineView.rest[i] == line) + { return {map: lineView.measure.maps[i], cache: lineView.measure.caches[i]} } } + for (var i$1 = 0; i$1 < lineView.rest.length; i$1++) + { if (lineNo(lineView.rest[i$1]) > lineN) + { return {map: lineView.measure.maps[i$1], cache: lineView.measure.caches[i$1], before: true} } } } // Render a line into the hidden node display.externalMeasured. Used @@ -2581,22 +2438,22 @@ var built = view.built = buildLineContent(cm, view); view.text = built.pre; removeChildrenAndAdd(cm.display.lineMeasure, built.pre); - return view; + return view } // Get a {top, bottom, left, right} box (in line-local coordinates) // for a given character. function measureChar(cm, line, ch, bias) { - return measureCharPrepared(cm, prepareMeasureForLine(cm, line), ch, bias); + return measureCharPrepared(cm, prepareMeasureForLine(cm, line), ch, bias) } // Find a line view that corresponds to the given line number. function findViewForLine(cm, lineN) { if (lineN >= cm.display.viewFrom && lineN < cm.display.viewTo) - return cm.display.view[findViewIndex(cm, lineN)]; + { return cm.display.view[findViewIndex(cm, lineN)] } var ext = cm.display.externalMeasured; if (ext && lineN >= ext.lineN && lineN < ext.lineN + ext.size) - return ext; + { return ext } } // Measurement can be split in two steps, the set-up work that @@ -2614,75 +2471,86 @@ cm.curOp.forceUpdate = true; } if (!view) - view = updateExternalMeasurement(cm, line); + { view = updateExternalMeasurement(cm, line); } var info = mapFromLineView(view, line, lineN); return { line: line, view: view, rect: null, map: info.map, cache: info.cache, before: info.before, hasHeights: false - }; + } } // Given a prepared measurement object, measures the position of an // actual character (or fetches it from the cache). function measureCharPrepared(cm, prepared, ch, bias, varHeight) { - if (prepared.before) ch = -1; + if (prepared.before) { ch = -1; } var key = ch + (bias || ""), found; if (prepared.cache.hasOwnProperty(key)) { found = prepared.cache[key]; } else { if (!prepared.rect) - prepared.rect = prepared.view.text.getBoundingClientRect(); + { prepared.rect = prepared.view.text.getBoundingClientRect(); } if (!prepared.hasHeights) { ensureLineHeights(cm, prepared.view, prepared.rect); prepared.hasHeights = true; } found = measureCharInner(cm, prepared, ch, bias); - if (!found.bogus) prepared.cache[key] = found; + if (!found.bogus) { prepared.cache[key] = found; } } return {left: found.left, right: found.right, top: varHeight ? found.rtop : found.top, - bottom: varHeight ? found.rbottom : found.bottom}; + bottom: varHeight ? found.rbottom : found.bottom} } var nullRect = {left: 0, right: 0, top: 0, bottom: 0}; - function nodeAndOffsetInLineMap(map, ch, bias) { - var node, start, end, collapse; + function nodeAndOffsetInLineMap(map$$1, ch, bias) { + var node, start, end, collapse, mStart, mEnd; // First, search the line map for the text node corresponding to, // or closest to, the target character. - for (var i = 0; i < map.length; i += 3) { - var mStart = map[i], mEnd = map[i + 1]; + for (var i = 0; i < map$$1.length; i += 3) { + mStart = map$$1[i]; + mEnd = map$$1[i + 1]; if (ch < mStart) { start = 0; end = 1; collapse = "left"; } else if (ch < mEnd) { start = ch - mStart; end = start + 1; - } else if (i == map.length - 3 || ch == mEnd && map[i + 3] > ch) { + } else if (i == map$$1.length - 3 || ch == mEnd && map$$1[i + 3] > ch) { end = mEnd - mStart; start = end - 1; - if (ch >= mEnd) collapse = "right"; + if (ch >= mEnd) { collapse = "right"; } } if (start != null) { - node = map[i + 2]; + node = map$$1[i + 2]; if (mStart == mEnd && bias == (node.insertLeft ? "left" : "right")) - collapse = bias; + { collapse = bias; } if (bias == "left" && start == 0) - while (i && map[i - 2] == map[i - 3] && map[i - 1].insertLeft) { - node = map[(i -= 3) + 2]; + { while (i && map$$1[i - 2] == map$$1[i - 3] && map$$1[i - 1].insertLeft) { + node = map$$1[(i -= 3) + 2]; collapse = "left"; - } + } } if (bias == "right" && start == mEnd - mStart) - while (i < map.length - 3 && map[i + 3] == map[i + 4] && !map[i + 5].insertLeft) { - node = map[(i += 3) + 2]; + { while (i < map$$1.length - 3 && map$$1[i + 3] == map$$1[i + 4] && !map$$1[i + 5].insertLeft) { + node = map$$1[(i += 3) + 2]; collapse = "right"; - } - break; + } } + break } } - return {node: node, start: start, end: end, collapse: collapse, coverStart: mStart, coverEnd: mEnd}; + return {node: node, start: start, end: end, collapse: collapse, coverStart: mStart, coverEnd: mEnd} + } + + function getUsefulRect(rects, bias) { + var rect = nullRect; + if (bias == "left") { for (var i = 0; i < rects.length; i++) { + if ((rect = rects[i]).left != rect.right) { break } + } } else { for (var i$1 = rects.length - 1; i$1 >= 0; i$1--) { + if ((rect = rects[i$1]).left != rect.right) { break } + } } + return rect } function measureCharInner(cm, prepared, ch, bias) { @@ -2691,55 +2559,49 @@ var rect; if (node.nodeType == 3) { // If it is a text node, use a range to retrieve the coordinates. - for (var i = 0; i < 4; i++) { // Retry a maximum of 4 times when nonsense rectangles are returned - while (start && isExtendingChar(prepared.line.text.charAt(place.coverStart + start))) --start; - while (place.coverStart + end < place.coverEnd && isExtendingChar(prepared.line.text.charAt(place.coverStart + end))) ++end; - if (ie && ie_version < 9 && start == 0 && end == place.coverEnd - place.coverStart) { - rect = node.parentNode.getBoundingClientRect(); - } else if (ie && cm.options.lineWrapping) { - var rects = range(node, start, end).getClientRects(); - if (rects.length) - rect = rects[bias == "right" ? rects.length - 1 : 0]; - else - rect = nullRect; - } else { - rect = range(node, start, end).getBoundingClientRect() || nullRect; - } - if (rect.left || rect.right || start == 0) break; + for (var i$1 = 0; i$1 < 4; i$1++) { // Retry a maximum of 4 times when nonsense rectangles are returned + while (start && isExtendingChar(prepared.line.text.charAt(place.coverStart + start))) { --start; } + while (place.coverStart + end < place.coverEnd && isExtendingChar(prepared.line.text.charAt(place.coverStart + end))) { ++end; } + if (ie && ie_version < 9 && start == 0 && end == place.coverEnd - place.coverStart) + { rect = node.parentNode.getBoundingClientRect(); } + else + { rect = getUsefulRect(range(node, start, end).getClientRects(), bias); } + if (rect.left || rect.right || start == 0) { break } end = start; start = start - 1; collapse = "right"; } - if (ie && ie_version < 11) rect = maybeUpdateRectForZooming(cm.display.measure, rect); + if (ie && ie_version < 11) { rect = maybeUpdateRectForZooming(cm.display.measure, rect); } } else { // If it is a widget, simply get the box for the whole widget. - if (start > 0) collapse = bias = "right"; + if (start > 0) { collapse = bias = "right"; } var rects; if (cm.options.lineWrapping && (rects = node.getClientRects()).length > 1) - rect = rects[bias == "right" ? rects.length - 1 : 0]; + { rect = rects[bias == "right" ? rects.length - 1 : 0]; } else - rect = node.getBoundingClientRect(); + { rect = node.getBoundingClientRect(); } } if (ie && ie_version < 9 && !start && (!rect || !rect.left && !rect.right)) { var rSpan = node.parentNode.getClientRects()[0]; if (rSpan) - rect = {left: rSpan.left, right: rSpan.left + charWidth(cm.display), top: rSpan.top, bottom: rSpan.bottom}; + { rect = {left: rSpan.left, right: rSpan.left + charWidth(cm.display), top: rSpan.top, bottom: rSpan.bottom}; } else - rect = nullRect; + { rect = nullRect; } } var rtop = rect.top - prepared.rect.top, rbot = rect.bottom - prepared.rect.top; var mid = (rtop + rbot) / 2; var heights = prepared.view.measure.heights; - for (var i = 0; i < heights.length - 1; i++) - if (mid < heights[i]) break; + var i = 0; + for (; i < heights.length - 1; i++) + { if (mid < heights[i]) { break } } var top = i ? heights[i - 1] : 0, bot = heights[i]; var result = {left: (collapse == "right" ? rect.right : rect.left) - prepared.rect.left, right: (collapse == "left" ? rect.left : rect.right) - prepared.rect.left, top: top, bottom: bot}; - if (!rect.left && !rect.right) result.bogus = true; + if (!rect.left && !rect.right) { result.bogus = true; } if (!cm.options.singleCursorHeightPerLine) { result.rtop = rtop; result.rbottom = rbot; } - return result; + return result } // Work around problem with bounding client rects on ranges being @@ -2747,19 +2609,19 @@ function maybeUpdateRectForZooming(measure, rect) { if (!window.screen || screen.logicalXDPI == null || screen.logicalXDPI == screen.deviceXDPI || !hasBadZoomedRects(measure)) - return rect; + { return rect } var scaleX = screen.logicalXDPI / screen.deviceXDPI; var scaleY = screen.logicalYDPI / screen.deviceYDPI; return {left: rect.left * scaleX, right: rect.right * scaleX, - top: rect.top * scaleY, bottom: rect.bottom * scaleY}; + top: rect.top * scaleY, bottom: rect.bottom * scaleY} } function clearLineMeasurementCacheFor(lineView) { if (lineView.measure) { lineView.measure.cache = {}; lineView.measure.heights = null; - if (lineView.rest) for (var i = 0; i < lineView.rest.length; i++) - lineView.measure.caches[i] = {}; + if (lineView.rest) { for (var i = 0; i < lineView.rest.length; i++) + { lineView.measure.caches[i] = {}; } } } } @@ -2767,33 +2629,49 @@ cm.display.externalMeasure = null; removeChildren(cm.display.lineMeasure); for (var i = 0; i < cm.display.view.length; i++) - clearLineMeasurementCacheFor(cm.display.view[i]); + { clearLineMeasurementCacheFor(cm.display.view[i]); } } function clearCaches(cm) { clearLineMeasurementCache(cm); cm.display.cachedCharWidth = cm.display.cachedTextHeight = cm.display.cachedPaddingH = null; - if (!cm.options.lineWrapping) cm.display.maxLineChanged = true; + if (!cm.options.lineWrapping) { cm.display.maxLineChanged = true; } cm.display.lineNumChars = null; } - function pageScrollX() { return window.pageXOffset || (document.documentElement || document.body).scrollLeft; } - function pageScrollY() { return window.pageYOffset || (document.documentElement || document.body).scrollTop; } + function pageScrollX() { + // Work around https://bugs.chromium.org/p/chromium/issues/detail?id=489206 + // which causes page_Offset and bounding client rects to use + // different reference viewports and invalidate our calculations. + if (chrome && android) { return -(document.body.getBoundingClientRect().left - parseInt(getComputedStyle(document.body).marginLeft)) } + return window.pageXOffset || (document.documentElement || document.body).scrollLeft + } + function pageScrollY() { + if (chrome && android) { return -(document.body.getBoundingClientRect().top - parseInt(getComputedStyle(document.body).marginTop)) } + return window.pageYOffset || (document.documentElement || document.body).scrollTop + } + + function widgetTopHeight(lineObj) { + var height = 0; + if (lineObj.widgets) { for (var i = 0; i < lineObj.widgets.length; ++i) { if (lineObj.widgets[i].above) + { height += widgetHeight(lineObj.widgets[i]); } } } + return height + } // Converts a {top, bottom, left, right} box from line-local // coordinates into another coordinate system. Context may be one of - // "line", "div" (display.lineDiv), "local"/null (editor), "window", + // "line", "div" (display.lineDiv), "local"./null (editor), "window", // or "page". - function intoCoordSystem(cm, lineObj, rect, context) { - if (lineObj.widgets) for (var i = 0; i < lineObj.widgets.length; ++i) if (lineObj.widgets[i].above) { - var size = widgetHeight(lineObj.widgets[i]); - rect.top += size; rect.bottom += size; + function intoCoordSystem(cm, lineObj, rect, context, includeWidgets) { + if (!includeWidgets) { + var height = widgetTopHeight(lineObj); + rect.top += height; rect.bottom += height; } - if (context == "line") return rect; - if (!context) context = "local"; + if (context == "line") { return rect } + if (!context) { context = "local"; } var yOff = heightAtLine(lineObj); - if (context == "local") yOff += paddingTop(cm.display); - else yOff -= cm.display.viewOffset; + if (context == "local") { yOff += paddingTop(cm.display); } + else { yOff -= cm.display.viewOffset; } if (context == "page" || context == "window") { var lOff = cm.display.lineSpace.getBoundingClientRect(); yOff += lOff.top + (context == "window" ? 0 : pageScrollY()); @@ -2801,13 +2679,13 @@ rect.left += xOff; rect.right += xOff; } rect.top += yOff; rect.bottom += yOff; - return rect; + return rect } // Coverts a box from "div" coords to another coordinate system. - // Context may be "window", "page", "div", or "local"/null. + // Context may be "window", "page", "div", or "local"./null. function fromCoordSystem(cm, coords, context) { - if (context == "div") return coords; + if (context == "div") { return coords } var left = coords.left, top = coords.top; // First move into "page" coordinate system if (context == "page") { @@ -2820,55 +2698,68 @@ } var lineSpaceBox = cm.display.lineSpace.getBoundingClientRect(); - return {left: left - lineSpaceBox.left, top: top - lineSpaceBox.top}; + return {left: left - lineSpaceBox.left, top: top - lineSpaceBox.top} } function charCoords(cm, pos, context, lineObj, bias) { - if (!lineObj) lineObj = getLine(cm.doc, pos.line); - return intoCoordSystem(cm, lineObj, measureChar(cm, lineObj, pos.ch, bias), context); + if (!lineObj) { lineObj = getLine(cm.doc, pos.line); } + return intoCoordSystem(cm, lineObj, measureChar(cm, lineObj, pos.ch, bias), context) } // Returns a box for a given cursor position, which may have an // 'other' property containing the position of the secondary cursor // on a bidi boundary. + // A cursor Pos(line, char, "before") is on the same visual line as `char - 1` + // and after `char - 1` in writing order of `char - 1` + // A cursor Pos(line, char, "after") is on the same visual line as `char` + // and before `char` in writing order of `char` + // Examples (upper-case letters are RTL, lower-case are LTR): + // Pos(0, 1, ...) + // before after + // ab a|b a|b + // aB a|B aB| + // Ab |Ab A|b + // AB B|A B|A + // Every position after the last character on a line is considered to stick + // to the last character on the line. function cursorCoords(cm, pos, context, lineObj, preparedMeasure, varHeight) { lineObj = lineObj || getLine(cm.doc, pos.line); - if (!preparedMeasure) preparedMeasure = prepareMeasureForLine(cm, lineObj); + if (!preparedMeasure) { preparedMeasure = prepareMeasureForLine(cm, lineObj); } function get(ch, right) { var m = measureCharPrepared(cm, preparedMeasure, ch, right ? "right" : "left", varHeight); - if (right) m.left = m.right; else m.right = m.left; - return intoCoordSystem(cm, lineObj, m, context); - } - function getBidi(ch, partPos) { - var part = order[partPos], right = part.level % 2; - if (ch == bidiLeft(part) && partPos && part.level < order[partPos - 1].level) { - part = order[--partPos]; - ch = bidiRight(part) - (part.level % 2 ? 0 : 1); - right = true; - } else if (ch == bidiRight(part) && partPos < order.length - 1 && part.level < order[partPos + 1].level) { - part = order[++partPos]; - ch = bidiLeft(part) - part.level % 2; - right = false; - } - if (right && ch == part.to && ch > part.from) return get(ch - 1); - return get(ch, right); - } - var order = getOrder(lineObj), ch = pos.ch; - if (!order) return get(ch); - var partPos = getBidiPartAt(order, ch); - var val = getBidi(ch, partPos); - if (bidiOther != null) val.other = getBidi(ch, bidiOther); - return val; + if (right) { m.left = m.right; } else { m.right = m.left; } + return intoCoordSystem(cm, lineObj, m, context) + } + var order = getOrder(lineObj, cm.doc.direction), ch = pos.ch, sticky = pos.sticky; + if (ch >= lineObj.text.length) { + ch = lineObj.text.length; + sticky = "before"; + } else if (ch <= 0) { + ch = 0; + sticky = "after"; + } + if (!order) { return get(sticky == "before" ? ch - 1 : ch, sticky == "before") } + + function getBidi(ch, partPos, invert) { + var part = order[partPos], right = part.level == 1; + return get(invert ? ch - 1 : ch, right != invert) + } + var partPos = getBidiPartAt(order, ch, sticky); + var other = bidiOther; + var val = getBidi(ch, partPos, sticky == "before"); + if (other != null) { val.other = getBidi(ch, other, sticky != "before"); } + return val } // Used to cheaply estimate the coordinates for a position. Used for // intermediate scroll updates. function estimateCoords(cm, pos) { - var left = 0, pos = clipPos(cm.doc, pos); - if (!cm.options.lineWrapping) left = charWidth(cm.display) * pos.ch; + var left = 0; + pos = clipPos(cm.doc, pos); + if (!cm.options.lineWrapping) { left = charWidth(cm.display) * pos.ch; } var lineObj = getLine(cm.doc, pos.line); var top = heightAtLine(lineObj) + paddingTop(cm.display); - return {left: left, right: left, top: top, bottom: top + lineObj.height}; + return {left: left, right: left, top: top, bottom: top + lineObj.height} } // Positions returned by coordsChar contain some extra information. @@ -2877,11 +2768,11 @@ // the right of the character position, for example). When outside // is true, that means the coordinates lie outside the line's // vertical range. - function PosWithInfo(line, ch, outside, xRel) { - var pos = Pos(line, ch); + function PosWithInfo(line, ch, sticky, outside, xRel) { + var pos = Pos(line, ch, sticky); pos.xRel = xRel; - if (outside) pos.outside = true; - return pos; + if (outside) { pos.outside = true; } + return pos } // Compute the character position closest to the given coordinates. @@ -2889,68 +2780,171 @@ function coordsChar(cm, x, y) { var doc = cm.doc; y += cm.display.viewOffset; - if (y < 0) return PosWithInfo(doc.first, 0, true, -1); + if (y < 0) { return PosWithInfo(doc.first, 0, null, true, -1) } var lineN = lineAtHeight(doc, y), last = doc.first + doc.size - 1; if (lineN > last) - return PosWithInfo(doc.first + doc.size - 1, getLine(doc, last).text.length, true, 1); - if (x < 0) x = 0; + { return PosWithInfo(doc.first + doc.size - 1, getLine(doc, last).text.length, null, true, 1) } + if (x < 0) { x = 0; } var lineObj = getLine(doc, lineN); for (;;) { var found = coordsCharInner(cm, lineObj, lineN, x, y); - var merged = collapsedSpanAtEnd(lineObj); - var mergedPos = merged && merged.find(0, true); - if (merged && (found.ch > mergedPos.from.ch || found.ch == mergedPos.from.ch && found.xRel > 0)) - lineN = lineNo(lineObj = mergedPos.to.line); - else - return found; + var collapsed = collapsedSpanAround(lineObj, found.ch + (found.xRel > 0 ? 1 : 0)); + if (!collapsed) { return found } + var rangeEnd = collapsed.find(1); + if (rangeEnd.line == lineN) { return rangeEnd } + lineObj = getLine(doc, lineN = rangeEnd.line); } } - function coordsCharInner(cm, lineObj, lineNo, x, y) { - var innerOff = y - heightAtLine(lineObj); - var wrongLine = false, adjust = 2 * cm.display.wrapper.clientWidth; - var preparedMeasure = prepareMeasureForLine(cm, lineObj); + function wrappedLineExtent(cm, lineObj, preparedMeasure, y) { + y -= widgetTopHeight(lineObj); + var end = lineObj.text.length; + var begin = findFirst(function (ch) { return measureCharPrepared(cm, preparedMeasure, ch - 1).bottom <= y; }, end, 0); + end = findFirst(function (ch) { return measureCharPrepared(cm, preparedMeasure, ch).top > y; }, begin, end); + return {begin: begin, end: end} + } - function getX(ch) { - var sp = cursorCoords(cm, Pos(lineNo, ch), "line", lineObj, preparedMeasure); - wrongLine = true; - if (innerOff > sp.bottom) return sp.left - adjust; - else if (innerOff < sp.top) return sp.left + adjust; - else wrongLine = false; - return sp.left; - } + function wrappedLineExtentChar(cm, lineObj, preparedMeasure, target) { + if (!preparedMeasure) { preparedMeasure = prepareMeasureForLine(cm, lineObj); } + var targetTop = intoCoordSystem(cm, lineObj, measureCharPrepared(cm, preparedMeasure, target), "line").top; + return wrappedLineExtent(cm, lineObj, preparedMeasure, targetTop) + } - var bidi = getOrder(lineObj), dist = lineObj.text.length; - var from = lineLeft(lineObj), to = lineRight(lineObj); - var fromX = getX(from), fromOutside = wrongLine, toX = getX(to), toOutside = wrongLine; + // Returns true if the given side of a box is after the given + // coordinates, in top-to-bottom, left-to-right order. + function boxIsAfter(box, x, y, left) { + return box.bottom <= y ? false : box.top > y ? true : (left ? box.left : box.right) > x + } - if (x > toX) return PosWithInfo(lineNo, to, toOutside, 1); - // Do a binary search between these bounds. - for (;;) { - if (bidi ? to == from || to == moveVisually(lineObj, from, 1) : to - from <= 1) { - var ch = x < fromX || x - fromX <= toX - x ? from : to; - var xDiff = x - (ch == from ? fromX : toX); - while (isExtendingChar(lineObj.text.charAt(ch))) ++ch; - var pos = PosWithInfo(lineNo, ch, ch == from ? fromOutside : toOutside, - xDiff < -1 ? -1 : xDiff > 1 ? 1 : 0); - return pos; - } - var step = Math.ceil(dist / 2), middle = from + step; - if (bidi) { - middle = from; - for (var i = 0; i < step; ++i) middle = moveVisually(lineObj, middle, 1); - } - var middleX = getX(middle); - if (middleX > x) {to = middle; toX = middleX; if (toOutside = wrongLine) toX += 1000; dist = step;} - else {from = middle; fromX = middleX; fromOutside = wrongLine; dist -= step;} - } + function coordsCharInner(cm, lineObj, lineNo$$1, x, y) { + // Move y into line-local coordinate space + y -= heightAtLine(lineObj); + var preparedMeasure = prepareMeasureForLine(cm, lineObj); + // When directly calling `measureCharPrepared`, we have to adjust + // for the widgets at this line. + var widgetHeight$$1 = widgetTopHeight(lineObj); + var begin = 0, end = lineObj.text.length, ltr = true; + + var order = getOrder(lineObj, cm.doc.direction); + // If the line isn't plain left-to-right text, first figure out + // which bidi section the coordinates fall into. + if (order) { + var part = (cm.options.lineWrapping ? coordsBidiPartWrapped : coordsBidiPart) + (cm, lineObj, lineNo$$1, preparedMeasure, order, x, y); + ltr = part.level != 1; + // The awkward -1 offsets are needed because findFirst (called + // on these below) will treat its first bound as inclusive, + // second as exclusive, but we want to actually address the + // characters in the part's range + begin = ltr ? part.from : part.to - 1; + end = ltr ? part.to : part.from - 1; + } + + // A binary search to find the first character whose bounding box + // starts after the coordinates. If we run across any whose box wrap + // the coordinates, store that. + var chAround = null, boxAround = null; + var ch = findFirst(function (ch) { + var box = measureCharPrepared(cm, preparedMeasure, ch); + box.top += widgetHeight$$1; box.bottom += widgetHeight$$1; + if (!boxIsAfter(box, x, y, false)) { return false } + if (box.top <= y && box.left <= x) { + chAround = ch; + boxAround = box; + } + return true + }, begin, end); + + var baseX, sticky, outside = false; + // If a box around the coordinates was found, use that + if (boxAround) { + // Distinguish coordinates nearer to the left or right side of the box + var atLeft = x - boxAround.left < boxAround.right - x, atStart = atLeft == ltr; + ch = chAround + (atStart ? 0 : 1); + sticky = atStart ? "after" : "before"; + baseX = atLeft ? boxAround.left : boxAround.right; + } else { + // (Adjust for extended bound, if necessary.) + if (!ltr && (ch == end || ch == begin)) { ch++; } + // To determine which side to associate with, get the box to the + // left of the character and compare it's vertical position to the + // coordinates + sticky = ch == 0 ? "after" : ch == lineObj.text.length ? "before" : + (measureCharPrepared(cm, preparedMeasure, ch - (ltr ? 1 : 0)).bottom + widgetHeight$$1 <= y) == ltr ? + "after" : "before"; + // Now get accurate coordinates for this place, in order to get a + // base X position + var coords = cursorCoords(cm, Pos(lineNo$$1, ch, sticky), "line", lineObj, preparedMeasure); + baseX = coords.left; + outside = y < coords.top || y >= coords.bottom; + } + + ch = skipExtendingChars(lineObj.text, ch, 1); + return PosWithInfo(lineNo$$1, ch, sticky, outside, x - baseX) + } + + function coordsBidiPart(cm, lineObj, lineNo$$1, preparedMeasure, order, x, y) { + // Bidi parts are sorted left-to-right, and in a non-line-wrapping + // situation, we can take this ordering to correspond to the visual + // ordering. This finds the first part whose end is after the given + // coordinates. + var index = findFirst(function (i) { + var part = order[i], ltr = part.level != 1; + return boxIsAfter(cursorCoords(cm, Pos(lineNo$$1, ltr ? part.to : part.from, ltr ? "before" : "after"), + "line", lineObj, preparedMeasure), x, y, true) + }, 0, order.length - 1); + var part = order[index]; + // If this isn't the first part, the part's start is also after + // the coordinates, and the coordinates aren't on the same line as + // that start, move one part back. + if (index > 0) { + var ltr = part.level != 1; + var start = cursorCoords(cm, Pos(lineNo$$1, ltr ? part.from : part.to, ltr ? "after" : "before"), + "line", lineObj, preparedMeasure); + if (boxIsAfter(start, x, y, true) && start.top > y) + { part = order[index - 1]; } + } + return part + } + + function coordsBidiPartWrapped(cm, lineObj, _lineNo, preparedMeasure, order, x, y) { + // In a wrapped line, rtl text on wrapping boundaries can do things + // that don't correspond to the ordering in our `order` array at + // all, so a binary search doesn't work, and we want to return a + // part that only spans one line so that the binary search in + // coordsCharInner is safe. As such, we first find the extent of the + // wrapped line, and then do a flat search in which we discard any + // spans that aren't on the line. + var ref = wrappedLineExtent(cm, lineObj, preparedMeasure, y); + var begin = ref.begin; + var end = ref.end; + if (/\s/.test(lineObj.text.charAt(end - 1))) { end--; } + var part = null, closestDist = null; + for (var i = 0; i < order.length; i++) { + var p = order[i]; + if (p.from >= end || p.to <= begin) { continue } + var ltr = p.level != 1; + var endX = measureCharPrepared(cm, preparedMeasure, ltr ? Math.min(end, p.to) - 1 : Math.max(begin, p.from)).right; + // Weigh against spans ending before this, so that they are only + // picked if nothing ends after + var dist = endX < x ? x - endX + 1e9 : endX - x; + if (!part || closestDist > dist) { + part = p; + closestDist = dist; + } + } + if (!part) { part = order[order.length - 1]; } + // Clip the part to the wrapped line. + if (part.from < begin) { part = {from: begin, to: part.to, level: part.level}; } + if (part.to > end) { part = {from: part.from, to: end, level: part.level}; } + return part } var measureText; // Compute the default text height. function textHeight(display) { - if (display.cachedTextHeight != null) return display.cachedTextHeight; + if (display.cachedTextHeight != null) { return display.cachedTextHeight } if (measureText == null) { measureText = elt("pre"); // Measure a bunch of lines, for browsers that compute @@ -2963,4426 +2957,3098 @@ } removeChildrenAndAdd(display.measure, measureText); var height = measureText.offsetHeight / 50; - if (height > 3) display.cachedTextHeight = height; + if (height > 3) { display.cachedTextHeight = height; } removeChildren(display.measure); - return height || 1; + return height || 1 } // Compute the default character width. function charWidth(display) { - if (display.cachedCharWidth != null) return display.cachedCharWidth; + if (display.cachedCharWidth != null) { return display.cachedCharWidth } var anchor = elt("span", "xxxxxxxxxx"); var pre = elt("pre", [anchor]); removeChildrenAndAdd(display.measure, pre); var rect = anchor.getBoundingClientRect(), width = (rect.right - rect.left) / 10; - if (width > 2) display.cachedCharWidth = width; - return width || 10; + if (width > 2) { display.cachedCharWidth = width; } + return width || 10 } - // OPERATIONS - - // Operations are used to wrap a series of changes to the editor - // state in such a way that each change won't have to update the - // cursor and display (which would be awkward, slow, and - // error-prone). Instead, display updates are batched and then all - // combined and executed at once. + // Do a bulk-read of the DOM positions and sizes needed to draw the + // view, so that we don't interleave reading and writing to the DOM. + function getDimensions(cm) { + var d = cm.display, left = {}, width = {}; + var gutterLeft = d.gutters.clientLeft; + for (var n = d.gutters.firstChild, i = 0; n; n = n.nextSibling, ++i) { + left[cm.options.gutters[i]] = n.offsetLeft + n.clientLeft + gutterLeft; + width[cm.options.gutters[i]] = n.clientWidth; + } + return {fixedPos: compensateForHScroll(d), + gutterTotalWidth: d.gutters.offsetWidth, + gutterLeft: left, + gutterWidth: width, + wrapperWidth: d.wrapper.clientWidth} + } - var operationGroup = null; + // Computes display.scroller.scrollLeft + display.gutters.offsetWidth, + // but using getBoundingClientRect to get a sub-pixel-accurate + // result. + function compensateForHScroll(display) { + return display.scroller.getBoundingClientRect().left - display.sizer.getBoundingClientRect().left + } - var nextOpId = 0; - // Start a new operation. - function startOperation(cm) { - cm.curOp = { - cm: cm, - viewChanged: false, // Flag that indicates that lines might need to be redrawn - startHeight: cm.doc.height, // Used to detect need to update scrollbar - forceUpdate: false, // Used to force a redraw - updateInput: null, // Whether to reset the input textarea - typing: false, // Whether this reset should be careful to leave existing text (for compositing) - changeObjs: null, // Accumulated changes, for firing change events - cursorActivityHandlers: null, // Set of handlers to fire cursorActivity on - cursorActivityCalled: 0, // Tracks which cursorActivity handlers have been called already - selectionChanged: false, // Whether the selection needs to be redrawn - updateMaxLine: false, // Set when the widest line needs to be determined anew - scrollLeft: null, scrollTop: null, // Intermediate scroll position, not pushed to DOM yet - scrollToPos: null, // Used to scroll to a specific position - focus: false, - id: ++nextOpId // Unique ID - }; - if (operationGroup) { - operationGroup.ops.push(cm.curOp); - } else { - cm.curOp.ownsGroup = operationGroup = { - ops: [cm.curOp], - delayedCallbacks: [] - }; + // Returns a function that estimates the height of a line, to use as + // first approximation until the line becomes visible (and is thus + // properly measurable). + function estimateHeight(cm) { + var th = textHeight(cm.display), wrapping = cm.options.lineWrapping; + var perLine = wrapping && Math.max(5, cm.display.scroller.clientWidth / charWidth(cm.display) - 3); + return function (line) { + if (lineIsHidden(cm.doc, line)) { return 0 } + + var widgetsHeight = 0; + if (line.widgets) { for (var i = 0; i < line.widgets.length; i++) { + if (line.widgets[i].height) { widgetsHeight += line.widgets[i].height; } + } } + + if (wrapping) + { return widgetsHeight + (Math.ceil(line.text.length / perLine) || 1) * th } + else + { return widgetsHeight + th } } } - function fireCallbacksForOps(group) { - // Calls delayed callbacks and cursorActivity handlers until no - // new ones appear - var callbacks = group.delayedCallbacks, i = 0; - do { - for (; i < callbacks.length; i++) - callbacks[i].call(null); - for (var j = 0; j < group.ops.length; j++) { - var op = group.ops[j]; - if (op.cursorActivityHandlers) - while (op.cursorActivityCalled < op.cursorActivityHandlers.length) - op.cursorActivityHandlers[op.cursorActivityCalled++].call(null, op.cm); - } - } while (i < callbacks.length); + function estimateLineHeights(cm) { + var doc = cm.doc, est = estimateHeight(cm); + doc.iter(function (line) { + var estHeight = est(line); + if (estHeight != line.height) { updateLineHeight(line, estHeight); } + }); } - // Finish an operation, updating the display and signalling delayed events - function endOperation(cm) { - var op = cm.curOp, group = op.ownsGroup; - if (!group) return; + // Given a mouse event, find the corresponding position. If liberal + // is false, it checks whether a gutter or scrollbar was clicked, + // and returns null if it was. forRect is used by rectangular + // selections, and tries to estimate a character position even for + // coordinates beyond the right of the text. + function posFromMouse(cm, e, liberal, forRect) { + var display = cm.display; + if (!liberal && e_target(e).getAttribute("cm-not-content") == "true") { return null } - try { fireCallbacksForOps(group); } - finally { - operationGroup = null; - for (var i = 0; i < group.ops.length; i++) - group.ops[i].cm.curOp = null; - endOperations(group); + var x, y, space = display.lineSpace.getBoundingClientRect(); + // Fails unpredictably on IE[67] when mouse is dragged around quickly. + try { x = e.clientX - space.left; y = e.clientY - space.top; } + catch (e) { return null } + var coords = coordsChar(cm, x, y), line; + if (forRect && coords.xRel == 1 && (line = getLine(cm.doc, coords.line).text).length == coords.ch) { + var colDiff = countColumn(line, line.length, cm.options.tabSize) - line.length; + coords = Pos(coords.line, Math.max(0, Math.round((x - paddingH(cm.display).left) / charWidth(cm.display)) - colDiff)); } + return coords } - // The DOM updates done when an operation finishes are batched so - // that the minimum number of relayouts are required. - function endOperations(group) { - var ops = group.ops; - for (var i = 0; i < ops.length; i++) // Read DOM - endOperation_R1(ops[i]); - for (var i = 0; i < ops.length; i++) // Write DOM (maybe) - endOperation_W1(ops[i]); - for (var i = 0; i < ops.length; i++) // Read DOM - endOperation_R2(ops[i]); - for (var i = 0; i < ops.length; i++) // Write DOM (maybe) - endOperation_W2(ops[i]); - for (var i = 0; i < ops.length; i++) // Read DOM - endOperation_finish(ops[i]); - } - - function endOperation_R1(op) { - var cm = op.cm, display = cm.display; - maybeClipScrollbars(cm); - if (op.updateMaxLine) findMaxLine(cm); - - op.mustUpdate = op.viewChanged || op.forceUpdate || op.scrollTop != null || - op.scrollToPos && (op.scrollToPos.from.line < display.viewFrom || - op.scrollToPos.to.line >= display.viewTo) || - display.maxLineChanged && cm.options.lineWrapping; - op.update = op.mustUpdate && - new DisplayUpdate(cm, op.mustUpdate && {top: op.scrollTop, ensure: op.scrollToPos}, op.forceUpdate); + // Find the view element corresponding to a given line. Return null + // when the line isn't visible. + function findViewIndex(cm, n) { + if (n >= cm.display.viewTo) { return null } + n -= cm.display.viewFrom; + if (n < 0) { return null } + var view = cm.display.view; + for (var i = 0; i < view.length; i++) { + n -= view[i].size; + if (n < 0) { return i } + } } - function endOperation_W1(op) { - op.updatedDisplay = op.mustUpdate && updateDisplayIfNeeded(op.cm, op.update); + function updateSelection(cm) { + cm.display.input.showSelection(cm.display.input.prepareSelection()); } - function endOperation_R2(op) { - var cm = op.cm, display = cm.display; - if (op.updatedDisplay) updateHeightsInViewport(cm); + function prepareSelection(cm, primary) { + if ( primary === void 0 ) primary = true; - op.barMeasure = measureForScrollbars(cm); + var doc = cm.doc, result = {}; + var curFragment = result.cursors = document.createDocumentFragment(); + var selFragment = result.selection = document.createDocumentFragment(); - // If the max line changed since it was last measured, measure it, - // and ensure the document's width matches it. - // updateDisplay_W2 will use these properties to do the actual resizing - if (display.maxLineChanged && !cm.options.lineWrapping) { - op.adjustWidthTo = measureChar(cm, display.maxLine, display.maxLine.text.length).left + 3; - cm.display.sizerWidth = op.adjustWidthTo; - op.barMeasure.scrollWidth = - Math.max(display.scroller.clientWidth, display.sizer.offsetLeft + op.adjustWidthTo + scrollGap(cm) + cm.display.barWidth); - op.maxScrollLeft = Math.max(0, display.sizer.offsetLeft + op.adjustWidthTo - displayWidth(cm)); + for (var i = 0; i < doc.sel.ranges.length; i++) { + if (!primary && i == doc.sel.primIndex) { continue } + var range$$1 = doc.sel.ranges[i]; + if (range$$1.from().line >= cm.display.viewTo || range$$1.to().line < cm.display.viewFrom) { continue } + var collapsed = range$$1.empty(); + if (collapsed || cm.options.showCursorWhenSelecting) + { drawSelectionCursor(cm, range$$1.head, curFragment); } + if (!collapsed) + { drawSelectionRange(cm, range$$1, selFragment); } } - - if (op.updatedDisplay || op.selectionChanged) - op.preparedSelection = display.input.prepareSelection(); + return result } - function endOperation_W2(op) { - var cm = op.cm; - - if (op.adjustWidthTo != null) { - cm.display.sizer.style.minWidth = op.adjustWidthTo + "px"; - if (op.maxScrollLeft < cm.doc.scrollLeft) - setScrollLeft(cm, Math.min(cm.display.scroller.scrollLeft, op.maxScrollLeft), true); - cm.display.maxLineChanged = false; - } - - if (op.preparedSelection) - cm.display.input.showSelection(op.preparedSelection); - if (op.updatedDisplay || op.startHeight != cm.doc.height) - updateScrollbars(cm, op.barMeasure); - if (op.updatedDisplay) - setDocumentHeight(cm, op.barMeasure); + // Draws a cursor for the given range + function drawSelectionCursor(cm, head, output) { + var pos = cursorCoords(cm, head, "div", null, null, !cm.options.singleCursorHeightPerLine); - if (op.selectionChanged) restartBlink(cm); + var cursor = output.appendChild(elt("div", "\u00a0", "CodeMirror-cursor")); + cursor.style.left = pos.left + "px"; + cursor.style.top = pos.top + "px"; + cursor.style.height = Math.max(0, pos.bottom - pos.top) * cm.options.cursorHeight + "px"; - if (cm.state.focused && op.updateInput) - cm.display.input.reset(op.typing); - if (op.focus && op.focus == activeElt() && (!document.hasFocus || document.hasFocus())) - ensureFocus(op.cm); + if (pos.other) { + // Secondary cursor, shown when on a 'jump' in bi-directional text + var otherCursor = output.appendChild(elt("div", "\u00a0", "CodeMirror-cursor CodeMirror-secondarycursor")); + otherCursor.style.display = ""; + otherCursor.style.left = pos.other.left + "px"; + otherCursor.style.top = pos.other.top + "px"; + otherCursor.style.height = (pos.other.bottom - pos.other.top) * .85 + "px"; + } } - function endOperation_finish(op) { - var cm = op.cm, display = cm.display, doc = cm.doc; - - if (op.updatedDisplay) postUpdateDisplay(cm, op.update); + function cmpCoords(a, b) { return a.top - b.top || a.left - b.left } - // Abort mouse wheel delta measurement, when scrolling explicitly - if (display.wheelStartX != null && (op.scrollTop != null || op.scrollLeft != null || op.scrollToPos)) - display.wheelStartX = display.wheelStartY = null; + // Draws the given range as a highlighted selection + function drawSelectionRange(cm, range$$1, output) { + var display = cm.display, doc = cm.doc; + var fragment = document.createDocumentFragment(); + var padding = paddingH(cm.display), leftSide = padding.left; + var rightSide = Math.max(display.sizerWidth, displayWidth(cm) - display.sizer.offsetLeft) - padding.right; + var docLTR = doc.direction == "ltr"; - // Propagate the scroll position to the actual DOM scroller - if (op.scrollTop != null && (display.scroller.scrollTop != op.scrollTop || op.forceScroll)) { - doc.scrollTop = Math.max(0, Math.min(display.scroller.scrollHeight - display.scroller.clientHeight, op.scrollTop)); - display.scrollbars.setScrollTop(doc.scrollTop); - display.scroller.scrollTop = doc.scrollTop; - } - if (op.scrollLeft != null && (display.scroller.scrollLeft != op.scrollLeft || op.forceScroll)) { - doc.scrollLeft = Math.max(0, Math.min(display.scroller.scrollWidth - display.scroller.clientWidth, op.scrollLeft)); - display.scrollbars.setScrollLeft(doc.scrollLeft); - display.scroller.scrollLeft = doc.scrollLeft; - alignHorizontally(cm); - } - // If we need to scroll a specific position into view, do so. - if (op.scrollToPos) { - var coords = scrollPosIntoView(cm, clipPos(doc, op.scrollToPos.from), - clipPos(doc, op.scrollToPos.to), op.scrollToPos.margin); - if (op.scrollToPos.isCursor && cm.state.focused) maybeScrollWindow(cm, coords); + function add(left, top, width, bottom) { + if (top < 0) { top = 0; } + top = Math.round(top); + bottom = Math.round(bottom); + fragment.appendChild(elt("div", null, "CodeMirror-selected", ("position: absolute; left: " + left + "px;\n top: " + top + "px; width: " + (width == null ? rightSide - left : width) + "px;\n height: " + (bottom - top) + "px"))); } - // Fire events for markers that are hidden/unidden by editing or - // undoing - var hidden = op.maybeHiddenMarkers, unhidden = op.maybeUnhiddenMarkers; - if (hidden) for (var i = 0; i < hidden.length; ++i) - if (!hidden[i].lines.length) signal(hidden[i], "hide"); - if (unhidden) for (var i = 0; i < unhidden.length; ++i) - if (unhidden[i].lines.length) signal(unhidden[i], "unhide"); + function drawForLine(line, fromArg, toArg) { + var lineObj = getLine(doc, line); + var lineLen = lineObj.text.length; + var start, end; + function coords(ch, bias) { + return charCoords(cm, Pos(line, ch), "div", lineObj, bias) + } + + function wrapX(pos, dir, side) { + var extent = wrappedLineExtentChar(cm, lineObj, null, pos); + var prop = (dir == "ltr") == (side == "after") ? "left" : "right"; + var ch = side == "after" ? extent.begin : extent.end - (/\s/.test(lineObj.text.charAt(extent.end - 1)) ? 2 : 1); + return coords(ch, prop)[prop] + } + + var order = getOrder(lineObj, doc.direction); + iterateBidiSections(order, fromArg || 0, toArg == null ? lineLen : toArg, function (from, to, dir, i) { + var ltr = dir == "ltr"; + var fromPos = coords(from, ltr ? "left" : "right"); + var toPos = coords(to - 1, ltr ? "right" : "left"); + + var openStart = fromArg == null && from == 0, openEnd = toArg == null && to == lineLen; + var first = i == 0, last = !order || i == order.length - 1; + if (toPos.top - fromPos.top <= 3) { // Single line + var openLeft = (docLTR ? openStart : openEnd) && first; + var openRight = (docLTR ? openEnd : openStart) && last; + var left = openLeft ? leftSide : (ltr ? fromPos : toPos).left; + var right = openRight ? rightSide : (ltr ? toPos : fromPos).right; + add(left, fromPos.top, right - left, fromPos.bottom); + } else { // Multiple lines + var topLeft, topRight, botLeft, botRight; + if (ltr) { + topLeft = docLTR && openStart && first ? leftSide : fromPos.left; + topRight = docLTR ? rightSide : wrapX(from, dir, "before"); + botLeft = docLTR ? leftSide : wrapX(to, dir, "after"); + botRight = docLTR && openEnd && last ? rightSide : toPos.right; + } else { + topLeft = !docLTR ? leftSide : wrapX(from, dir, "before"); + topRight = !docLTR && openStart && first ? rightSide : fromPos.right; + botLeft = !docLTR && openEnd && last ? leftSide : toPos.left; + botRight = !docLTR ? rightSide : wrapX(to, dir, "after"); + } + add(topLeft, fromPos.top, topRight - topLeft, fromPos.bottom); + if (fromPos.bottom < toPos.top) { add(leftSide, fromPos.bottom, null, toPos.top); } + add(botLeft, toPos.top, botRight - botLeft, toPos.bottom); + } - if (display.wrapper.offsetHeight) - doc.scrollTop = cm.display.scroller.scrollTop; + if (!start || cmpCoords(fromPos, start) < 0) { start = fromPos; } + if (cmpCoords(toPos, start) < 0) { start = toPos; } + if (!end || cmpCoords(fromPos, end) < 0) { end = fromPos; } + if (cmpCoords(toPos, end) < 0) { end = toPos; } + }); + return {start: start, end: end} + } - // Fire change events, and delayed event handlers - if (op.changeObjs) - signal(cm, "changes", cm, op.changeObjs); - if (op.update) - op.update.finish(); - } + var sFrom = range$$1.from(), sTo = range$$1.to(); + if (sFrom.line == sTo.line) { + drawForLine(sFrom.line, sFrom.ch, sTo.ch); + } else { + var fromLine = getLine(doc, sFrom.line), toLine = getLine(doc, sTo.line); + var singleVLine = visualLine(fromLine) == visualLine(toLine); + var leftEnd = drawForLine(sFrom.line, sFrom.ch, singleVLine ? fromLine.text.length + 1 : null).end; + var rightStart = drawForLine(sTo.line, singleVLine ? 0 : null, sTo.ch).start; + if (singleVLine) { + if (leftEnd.top < rightStart.top - 2) { + add(leftEnd.right, leftEnd.top, null, leftEnd.bottom); + add(leftSide, rightStart.top, rightStart.left, rightStart.bottom); + } else { + add(leftEnd.right, leftEnd.top, rightStart.left - leftEnd.right, leftEnd.bottom); + } + } + if (leftEnd.bottom < rightStart.top) + { add(leftSide, leftEnd.bottom, null, rightStart.top); } + } - // Run the given function in an operation - function runInOp(cm, f) { - if (cm.curOp) return f(); - startOperation(cm); - try { return f(); } - finally { endOperation(cm); } - } - // Wraps a function in an operation. Returns the wrapped function. - function operation(cm, f) { - return function() { - if (cm.curOp) return f.apply(cm, arguments); - startOperation(cm); - try { return f.apply(cm, arguments); } - finally { endOperation(cm); } - }; - } - // Used to add methods to editor and doc instances, wrapping them in - // operations. - function methodOp(f) { - return function() { - if (this.curOp) return f.apply(this, arguments); - startOperation(this); - try { return f.apply(this, arguments); } - finally { endOperation(this); } - }; + output.appendChild(fragment); } - function docMethodOp(f) { - return function() { - var cm = this.cm; - if (!cm || cm.curOp) return f.apply(this, arguments); - startOperation(cm); - try { return f.apply(this, arguments); } - finally { endOperation(cm); } - }; + + // Cursor-blinking + function restartBlink(cm) { + if (!cm.state.focused) { return } + var display = cm.display; + clearInterval(display.blinker); + var on = true; + display.cursorDiv.style.visibility = ""; + if (cm.options.cursorBlinkRate > 0) + { display.blinker = setInterval(function () { return display.cursorDiv.style.visibility = (on = !on) ? "" : "hidden"; }, + cm.options.cursorBlinkRate); } + else if (cm.options.cursorBlinkRate < 0) + { display.cursorDiv.style.visibility = "hidden"; } } - // VIEW TRACKING + function ensureFocus(cm) { + if (!cm.state.focused) { cm.display.input.focus(); onFocus(cm); } + } - // These objects are used to represent the visible (currently drawn) - // part of the document. A LineView may correspond to multiple - // logical lines, if those are connected by collapsed ranges. - function LineView(doc, line, lineN) { - // The starting line - this.line = line; - // Continuing lines, if any - this.rest = visualLineContinued(line); - // Number of logical lines in this visual line - this.size = this.rest ? lineNo(lst(this.rest)) - lineN + 1 : 1; - this.node = this.text = null; - this.hidden = lineIsHidden(doc, line); + function delayBlurEvent(cm) { + cm.state.delayingBlurEvent = true; + setTimeout(function () { if (cm.state.delayingBlurEvent) { + cm.state.delayingBlurEvent = false; + onBlur(cm); + } }, 100); } - // Create a range of LineView objects for the given lines. - function buildViewArray(cm, from, to) { - var array = [], nextPos; - for (var pos = from; pos < to; pos = nextPos) { - var view = new LineView(cm.doc, getLine(cm.doc, pos), pos); - nextPos = pos + view.size; - array.push(view); + function onFocus(cm, e) { + if (cm.state.delayingBlurEvent) { cm.state.delayingBlurEvent = false; } + + if (cm.options.readOnly == "nocursor") { return } + if (!cm.state.focused) { + signal(cm, "focus", cm, e); + cm.state.focused = true; + addClass(cm.display.wrapper, "CodeMirror-focused"); + // This test prevents this from firing when a context + // menu is closed (since the input reset would kill the + // select-all detection hack) + if (!cm.curOp && cm.display.selForContextMenu != cm.doc.sel) { + cm.display.input.reset(); + if (webkit) { setTimeout(function () { return cm.display.input.reset(true); }, 20); } // Issue #1730 + } + cm.display.input.receivedFocus(); } - return array; + restartBlink(cm); } + function onBlur(cm, e) { + if (cm.state.delayingBlurEvent) { return } - // Updates the display.view data structure for a given change to the - // document. From and to are in pre-change coordinates. Lendiff is - // the amount of lines added or subtracted by the change. This is - // used for changes that span multiple lines, or change the way - // lines are divided into visual lines. regLineChange (below) - // registers single-line changes. - function regChange(cm, from, to, lendiff) { - if (from == null) from = cm.doc.first; - if (to == null) to = cm.doc.first + cm.doc.size; - if (!lendiff) lendiff = 0; + if (cm.state.focused) { + signal(cm, "blur", cm, e); + cm.state.focused = false; + rmClass(cm.display.wrapper, "CodeMirror-focused"); + } + clearInterval(cm.display.blinker); + setTimeout(function () { if (!cm.state.focused) { cm.display.shift = false; } }, 150); + } + // Read the actual heights of the rendered lines, and update their + // stored heights to match. + function updateHeightsInViewport(cm) { var display = cm.display; - if (lendiff && to < display.viewTo && - (display.updateLineNumbers == null || display.updateLineNumbers > from)) - display.updateLineNumbers = from; - - cm.curOp.viewChanged = true; - - if (from >= display.viewTo) { // Change after - if (sawCollapsedSpans && visualLineNo(cm.doc, from) < display.viewTo) - resetView(cm); - } else if (to <= display.viewFrom) { // Change before - if (sawCollapsedSpans && visualLineEndNo(cm.doc, to + lendiff) > display.viewFrom) { - resetView(cm); - } else { - display.viewFrom += lendiff; - display.viewTo += lendiff; - } - } else if (from <= display.viewFrom && to >= display.viewTo) { // Full overlap - resetView(cm); - } else if (from <= display.viewFrom) { // Top overlap - var cut = viewCuttingPoint(cm, to, to + lendiff, 1); - if (cut) { - display.view = display.view.slice(cut.index); - display.viewFrom = cut.lineN; - display.viewTo += lendiff; - } else { - resetView(cm); - } - } else if (to >= display.viewTo) { // Bottom overlap - var cut = viewCuttingPoint(cm, from, from, -1); - if (cut) { - display.view = display.view.slice(0, cut.index); - display.viewTo = cut.lineN; + var prevBottom = display.lineDiv.offsetTop; + for (var i = 0; i < display.view.length; i++) { + var cur = display.view[i], height = (void 0); + if (cur.hidden) { continue } + if (ie && ie_version < 8) { + var bot = cur.node.offsetTop + cur.node.offsetHeight; + height = bot - prevBottom; + prevBottom = bot; } else { - resetView(cm); + var box = cur.node.getBoundingClientRect(); + height = box.bottom - box.top; } - } else { // Gap in the middle - var cutTop = viewCuttingPoint(cm, from, from, -1); - var cutBot = viewCuttingPoint(cm, to, to + lendiff, 1); - if (cutTop && cutBot) { - display.view = display.view.slice(0, cutTop.index) - .concat(buildViewArray(cm, cutTop.lineN, cutBot.lineN)) - .concat(display.view.slice(cutBot.index)); - display.viewTo += lendiff; - } else { - resetView(cm); + var diff = cur.line.height - height; + if (height < 2) { height = textHeight(display); } + if (diff > .005 || diff < -.005) { + updateLineHeight(cur.line, height); + updateWidgetHeight(cur.line); + if (cur.rest) { for (var j = 0; j < cur.rest.length; j++) + { updateWidgetHeight(cur.rest[j]); } } } } + } - var ext = display.externalMeasured; - if (ext) { - if (to < ext.lineN) - ext.lineN += lendiff; - else if (from < ext.lineN + ext.size) - display.externalMeasured = null; - } + // Read and store the height of line widgets associated with the + // given line. + function updateWidgetHeight(line) { + if (line.widgets) { for (var i = 0; i < line.widgets.length; ++i) { + var w = line.widgets[i], parent = w.node.parentNode; + if (parent) { w.height = parent.offsetHeight; } + } } } - // Register a change to a single line. Type must be one of "text", - // "gutter", "class", "widget" - function regLineChange(cm, line, type) { - cm.curOp.viewChanged = true; - var display = cm.display, ext = cm.display.externalMeasured; - if (ext && line >= ext.lineN && line < ext.lineN + ext.size) - display.externalMeasured = null; + // Compute the lines that are visible in a given viewport (defaults + // the the current scroll position). viewport may contain top, + // height, and ensure (see op.scrollToPos) properties. + function visibleLines(display, doc, viewport) { + var top = viewport && viewport.top != null ? Math.max(0, viewport.top) : display.scroller.scrollTop; + top = Math.floor(top - paddingTop(display)); + var bottom = viewport && viewport.bottom != null ? viewport.bottom : top + display.wrapper.clientHeight; - if (line < display.viewFrom || line >= display.viewTo) return; - var lineView = display.view[findViewIndex(cm, line)]; - if (lineView.node == null) return; - var arr = lineView.changes || (lineView.changes = []); - if (indexOf(arr, type) == -1) arr.push(type); + var from = lineAtHeight(doc, top), to = lineAtHeight(doc, bottom); + // Ensure is a {from: {line, ch}, to: {line, ch}} object, and + // forces those lines into the viewport (if possible). + if (viewport && viewport.ensure) { + var ensureFrom = viewport.ensure.from.line, ensureTo = viewport.ensure.to.line; + if (ensureFrom < from) { + from = ensureFrom; + to = lineAtHeight(doc, heightAtLine(getLine(doc, ensureFrom)) + display.wrapper.clientHeight); + } else if (Math.min(ensureTo, doc.lastLine()) >= to) { + from = lineAtHeight(doc, heightAtLine(getLine(doc, ensureTo)) - display.wrapper.clientHeight); + to = ensureTo; + } + } + return {from: from, to: Math.max(to, from + 1)} } - // Clear the view. - function resetView(cm) { - cm.display.viewFrom = cm.display.viewTo = cm.doc.first; - cm.display.view = []; - cm.display.viewOffset = 0; + // Re-align line numbers and gutter marks to compensate for + // horizontal scrolling. + function alignHorizontally(cm) { + var display = cm.display, view = display.view; + if (!display.alignWidgets && (!display.gutters.firstChild || !cm.options.fixedGutter)) { return } + var comp = compensateForHScroll(display) - display.scroller.scrollLeft + cm.doc.scrollLeft; + var gutterW = display.gutters.offsetWidth, left = comp + "px"; + for (var i = 0; i < view.length; i++) { if (!view[i].hidden) { + if (cm.options.fixedGutter) { + if (view[i].gutter) + { view[i].gutter.style.left = left; } + if (view[i].gutterBackground) + { view[i].gutterBackground.style.left = left; } + } + var align = view[i].alignable; + if (align) { for (var j = 0; j < align.length; j++) + { align[j].style.left = left; } } + } } + if (cm.options.fixedGutter) + { display.gutters.style.left = (comp + gutterW) + "px"; } } - // Find the view element corresponding to a given line. Return null - // when the line isn't visible. - function findViewIndex(cm, n) { - if (n >= cm.display.viewTo) return null; - n -= cm.display.viewFrom; - if (n < 0) return null; - var view = cm.display.view; - for (var i = 0; i < view.length; i++) { - n -= view[i].size; - if (n < 0) return i; + // Used to ensure that the line number gutter is still the right + // size for the current document size. Returns true when an update + // is needed. + function maybeUpdateLineNumberWidth(cm) { + if (!cm.options.lineNumbers) { return false } + var doc = cm.doc, last = lineNumberFor(cm.options, doc.first + doc.size - 1), display = cm.display; + if (last.length != display.lineNumChars) { + var test = display.measure.appendChild(elt("div", [elt("div", last)], + "CodeMirror-linenumber CodeMirror-gutter-elt")); + var innerW = test.firstChild.offsetWidth, padding = test.offsetWidth - innerW; + display.lineGutter.style.width = ""; + display.lineNumInnerWidth = Math.max(innerW, display.lineGutter.offsetWidth - padding) + 1; + display.lineNumWidth = display.lineNumInnerWidth + padding; + display.lineNumChars = display.lineNumInnerWidth ? last.length : -1; + display.lineGutter.style.width = display.lineNumWidth + "px"; + updateGutterSpace(cm); + return true } + return false } - function viewCuttingPoint(cm, oldN, newN, dir) { - var index = findViewIndex(cm, oldN), diff, view = cm.display.view; - if (!sawCollapsedSpans || newN == cm.doc.first + cm.doc.size) - return {index: index, lineN: newN}; - for (var i = 0, n = cm.display.viewFrom; i < index; i++) - n += view[i].size; - if (n != oldN) { - if (dir > 0) { - if (index == view.length - 1) return null; - diff = (n + view[index].size) - oldN; - index++; - } else { - diff = n - oldN; - } - oldN += diff; newN += diff; - } - while (visualLineNo(cm.doc, newN) != newN) { - if (index == (dir < 0 ? 0 : view.length - 1)) return null; - newN += dir * view[index - (dir < 0 ? 1 : 0)].size; - index += dir; + // SCROLLING THINGS INTO VIEW + + // If an editor sits on the top or bottom of the window, partially + // scrolled out of view, this ensures that the cursor is visible. + function maybeScrollWindow(cm, rect) { + if (signalDOMEvent(cm, "scrollCursorIntoView")) { return } + + var display = cm.display, box = display.sizer.getBoundingClientRect(), doScroll = null; + if (rect.top + box.top < 0) { doScroll = true; } + else if (rect.bottom + box.top > (window.innerHeight || document.documentElement.clientHeight)) { doScroll = false; } + if (doScroll != null && !phantom) { + var scrollNode = elt("div", "\u200b", null, ("position: absolute;\n top: " + (rect.top - display.viewOffset - paddingTop(cm.display)) + "px;\n height: " + (rect.bottom - rect.top + scrollGap(cm) + display.barHeight) + "px;\n left: " + (rect.left) + "px; width: " + (Math.max(2, rect.right - rect.left)) + "px;")); + cm.display.lineSpace.appendChild(scrollNode); + scrollNode.scrollIntoView(doScroll); + cm.display.lineSpace.removeChild(scrollNode); } - return {index: index, lineN: newN}; } - // Force the view to cover a given range, adding empty view element - // or clipping off existing ones as needed. - function adjustView(cm, from, to) { - var display = cm.display, view = display.view; - if (view.length == 0 || from >= display.viewTo || to <= display.viewFrom) { - display.view = buildViewArray(cm, from, to); - display.viewFrom = from; - } else { - if (display.viewFrom > from) - display.view = buildViewArray(cm, from, display.viewFrom).concat(display.view); - else if (display.viewFrom < from) - display.view = display.view.slice(findViewIndex(cm, from)); - display.viewFrom = from; - if (display.viewTo < to) - display.view = display.view.concat(buildViewArray(cm, display.viewTo, to)); - else if (display.viewTo > to) - display.view = display.view.slice(0, findViewIndex(cm, to)); + // Scroll a given position into view (immediately), verifying that + // it actually became visible (as line heights are accurately + // measured, the position of something may 'drift' during drawing). + function scrollPosIntoView(cm, pos, end, margin) { + if (margin == null) { margin = 0; } + var rect; + if (!cm.options.lineWrapping && pos == end) { + // Set pos and end to the cursor positions around the character pos sticks to + // If pos.sticky == "before", that is around pos.ch - 1, otherwise around pos.ch + // If pos == Pos(_, 0, "before"), pos and end are unchanged + pos = pos.ch ? Pos(pos.line, pos.sticky == "before" ? pos.ch - 1 : pos.ch, "after") : pos; + end = pos.sticky == "before" ? Pos(pos.line, pos.ch + 1, "before") : pos; } - display.viewTo = to; + for (var limit = 0; limit < 5; limit++) { + var changed = false; + var coords = cursorCoords(cm, pos); + var endCoords = !end || end == pos ? coords : cursorCoords(cm, end); + rect = {left: Math.min(coords.left, endCoords.left), + top: Math.min(coords.top, endCoords.top) - margin, + right: Math.max(coords.left, endCoords.left), + bottom: Math.max(coords.bottom, endCoords.bottom) + margin}; + var scrollPos = calculateScrollPos(cm, rect); + var startTop = cm.doc.scrollTop, startLeft = cm.doc.scrollLeft; + if (scrollPos.scrollTop != null) { + updateScrollTop(cm, scrollPos.scrollTop); + if (Math.abs(cm.doc.scrollTop - startTop) > 1) { changed = true; } + } + if (scrollPos.scrollLeft != null) { + setScrollLeft(cm, scrollPos.scrollLeft); + if (Math.abs(cm.doc.scrollLeft - startLeft) > 1) { changed = true; } + } + if (!changed) { break } + } + return rect } - // Count the number of lines in the view whose DOM representation is - // out of date (or nonexistent). - function countDirtyView(cm) { - var view = cm.display.view, dirty = 0; - for (var i = 0; i < view.length; i++) { - var lineView = view[i]; - if (!lineView.hidden && (!lineView.node || lineView.changes)) ++dirty; + // Scroll a given set of coordinates into view (immediately). + function scrollIntoView(cm, rect) { + var scrollPos = calculateScrollPos(cm, rect); + if (scrollPos.scrollTop != null) { updateScrollTop(cm, scrollPos.scrollTop); } + if (scrollPos.scrollLeft != null) { setScrollLeft(cm, scrollPos.scrollLeft); } + } + + // Calculate a new scroll position needed to scroll the given + // rectangle into view. Returns an object with scrollTop and + // scrollLeft properties. When these are undefined, the + // vertical/horizontal position does not need to be adjusted. + function calculateScrollPos(cm, rect) { + var display = cm.display, snapMargin = textHeight(cm.display); + if (rect.top < 0) { rect.top = 0; } + var screentop = cm.curOp && cm.curOp.scrollTop != null ? cm.curOp.scrollTop : display.scroller.scrollTop; + var screen = displayHeight(cm), result = {}; + if (rect.bottom - rect.top > screen) { rect.bottom = rect.top + screen; } + var docBottom = cm.doc.height + paddingVert(display); + var atTop = rect.top < snapMargin, atBottom = rect.bottom > docBottom - snapMargin; + if (rect.top < screentop) { + result.scrollTop = atTop ? 0 : rect.top; + } else if (rect.bottom > screentop + screen) { + var newTop = Math.min(rect.top, (atBottom ? docBottom : rect.bottom) - screen); + if (newTop != screentop) { result.scrollTop = newTop; } } - return dirty; + + var screenleft = cm.curOp && cm.curOp.scrollLeft != null ? cm.curOp.scrollLeft : display.scroller.scrollLeft; + var screenw = displayWidth(cm) - (cm.options.fixedGutter ? display.gutters.offsetWidth : 0); + var tooWide = rect.right - rect.left > screenw; + if (tooWide) { rect.right = rect.left + screenw; } + if (rect.left < 10) + { result.scrollLeft = 0; } + else if (rect.left < screenleft) + { result.scrollLeft = Math.max(0, rect.left - (tooWide ? 0 : 10)); } + else if (rect.right > screenw + screenleft - 3) + { result.scrollLeft = rect.right + (tooWide ? 0 : 10) - screenw; } + return result } - // EVENT HANDLERS + // Store a relative adjustment to the scroll position in the current + // operation (to be applied when the operation finishes). + function addToScrollTop(cm, top) { + if (top == null) { return } + resolveScrollToPos(cm); + cm.curOp.scrollTop = (cm.curOp.scrollTop == null ? cm.doc.scrollTop : cm.curOp.scrollTop) + top; + } - // Attach the necessary event handlers when initializing the editor - function registerEventHandlers(cm) { - var d = cm.display; - on(d.scroller, "mousedown", operation(cm, onMouseDown)); - // Older IE's will not fire a second mousedown for a double click - if (ie && ie_version < 11) - on(d.scroller, "dblclick", operation(cm, function(e) { - if (signalDOMEvent(cm, e)) return; - var pos = posFromMouse(cm, e); - if (!pos || clickInGutter(cm, e) || eventInWidget(cm.display, e)) return; - e_preventDefault(e); - var word = cm.findWordAt(pos); - extendSelection(cm.doc, word.anchor, word.head); - })); - else - on(d.scroller, "dblclick", function(e) { signalDOMEvent(cm, e) || e_preventDefault(e); }); - // Some browsers fire contextmenu *after* opening the menu, at - // which point we can't mess with it anymore. Context menu is - // handled in onMouseDown for these browsers. - if (!captureRightClick) on(d.scroller, "contextmenu", function(e) {onContextMenu(cm, e);}); + // Make sure that at the end of the operation the current cursor is + // shown. + function ensureCursorVisible(cm) { + resolveScrollToPos(cm); + var cur = cm.getCursor(); + cm.curOp.scrollToPos = {from: cur, to: cur, margin: cm.options.cursorScrollMargin}; + } - // Used to suppress mouse event handling when a touch happens - var touchFinished, prevTouch = {end: 0}; - function finishTouch() { - if (d.activeTouch) { - touchFinished = setTimeout(function() {d.activeTouch = null;}, 1000); - prevTouch = d.activeTouch; - prevTouch.end = +new Date; - } - }; - function isMouseLikeTouchEvent(e) { - if (e.touches.length != 1) return false; - var touch = e.touches[0]; - return touch.radiusX <= 1 && touch.radiusY <= 1; - } - function farAway(touch, other) { - if (other.left == null) return true; - var dx = other.left - touch.left, dy = other.top - touch.top; - return dx * dx + dy * dy > 20 * 20; - } - on(d.scroller, "touchstart", function(e) { - if (!signalDOMEvent(cm, e) && !isMouseLikeTouchEvent(e)) { - clearTimeout(touchFinished); - var now = +new Date; - d.activeTouch = {start: now, moved: false, - prev: now - prevTouch.end <= 300 ? prevTouch : null}; - if (e.touches.length == 1) { - d.activeTouch.left = e.touches[0].pageX; - d.activeTouch.top = e.touches[0].pageY; - } - } - }); - on(d.scroller, "touchmove", function() { - if (d.activeTouch) d.activeTouch.moved = true; - }); - on(d.scroller, "touchend", function(e) { - var touch = d.activeTouch; - if (touch && !eventInWidget(d, e) && touch.left != null && - !touch.moved && new Date - touch.start < 300) { - var pos = cm.coordsChar(d.activeTouch, "page"), range; - if (!touch.prev || farAway(touch, touch.prev)) // Single tap - range = new Range(pos, pos); - else if (!touch.prev.prev || farAway(touch, touch.prev.prev)) // Double tap - range = cm.findWordAt(pos); - else // Triple tap - range = new Range(Pos(pos.line, 0), clipPos(cm.doc, Pos(pos.line + 1, 0))); - cm.setSelection(range.anchor, range.head); - cm.focus(); - e_preventDefault(e); - } - finishTouch(); - }); - on(d.scroller, "touchcancel", finishTouch); - - // Sync scrolling between fake scrollbars and real scrollable - // area, ensure viewport is updated when scrolling. - on(d.scroller, "scroll", function() { - if (d.scroller.clientHeight) { - setScrollTop(cm, d.scroller.scrollTop); - setScrollLeft(cm, d.scroller.scrollLeft, true); - signal(cm, "scroll", cm); - } - }); - - // Listen to wheel events in order to try and update the viewport on time. - on(d.scroller, "mousewheel", function(e){onScrollWheel(cm, e);}); - on(d.scroller, "DOMMouseScroll", function(e){onScrollWheel(cm, e);}); - - // Prevent wrapper from ever scrolling - on(d.wrapper, "scroll", function() { d.wrapper.scrollTop = d.wrapper.scrollLeft = 0; }); - - d.dragFunctions = { - enter: function(e) {if (!signalDOMEvent(cm, e)) e_stop(e);}, - over: function(e) {if (!signalDOMEvent(cm, e)) { onDragOver(cm, e); e_stop(e); }}, - start: function(e){onDragStart(cm, e);}, - drop: operation(cm, onDrop), - leave: function(e) {if (!signalDOMEvent(cm, e)) { clearDragCursor(cm); }} - }; + function scrollToCoords(cm, x, y) { + if (x != null || y != null) { resolveScrollToPos(cm); } + if (x != null) { cm.curOp.scrollLeft = x; } + if (y != null) { cm.curOp.scrollTop = y; } + } - var inp = d.input.getField(); - on(inp, "keyup", function(e) { onKeyUp.call(cm, e); }); - on(inp, "keydown", operation(cm, onKeyDown)); - on(inp, "keypress", operation(cm, onKeyPress)); - on(inp, "focus", bind(onFocus, cm)); - on(inp, "blur", bind(onBlur, cm)); + function scrollToRange(cm, range$$1) { + resolveScrollToPos(cm); + cm.curOp.scrollToPos = range$$1; } - function dragDropChanged(cm, value, old) { - var wasOn = old && old != CodeMirror.Init; - if (!value != !wasOn) { - var funcs = cm.display.dragFunctions; - var toggle = value ? on : off; - toggle(cm.display.scroller, "dragstart", funcs.start); - toggle(cm.display.scroller, "dragenter", funcs.enter); - toggle(cm.display.scroller, "dragover", funcs.over); - toggle(cm.display.scroller, "dragleave", funcs.leave); - toggle(cm.display.scroller, "drop", funcs.drop); + // When an operation has its scrollToPos property set, and another + // scroll action is applied before the end of the operation, this + // 'simulates' scrolling that position into view in a cheap way, so + // that the effect of intermediate scroll commands is not ignored. + function resolveScrollToPos(cm) { + var range$$1 = cm.curOp.scrollToPos; + if (range$$1) { + cm.curOp.scrollToPos = null; + var from = estimateCoords(cm, range$$1.from), to = estimateCoords(cm, range$$1.to); + scrollToCoordsRange(cm, from, to, range$$1.margin); } } - // Called when the window resizes - function onResize(cm) { - var d = cm.display; - if (d.lastWrapHeight == d.wrapper.clientHeight && d.lastWrapWidth == d.wrapper.clientWidth) - return; - // Might be a text scaling operation, clear size caches. - d.cachedCharWidth = d.cachedTextHeight = d.cachedPaddingH = null; - d.scrollbarsClipped = false; - cm.setSize(); + function scrollToCoordsRange(cm, from, to, margin) { + var sPos = calculateScrollPos(cm, { + left: Math.min(from.left, to.left), + top: Math.min(from.top, to.top) - margin, + right: Math.max(from.right, to.right), + bottom: Math.max(from.bottom, to.bottom) + margin + }); + scrollToCoords(cm, sPos.scrollLeft, sPos.scrollTop); } - // MOUSE EVENTS - - // Return true when the given mouse event happened in a widget - function eventInWidget(display, e) { - for (var n = e_target(e); n != display.wrapper; n = n.parentNode) { - if (!n || (n.nodeType == 1 && n.getAttribute("cm-ignore-events") == "true") || - (n.parentNode == display.sizer && n != display.mover)) - return true; - } + // Sync the scrollable area and scrollbars, ensure the viewport + // covers the visible area. + function updateScrollTop(cm, val) { + if (Math.abs(cm.doc.scrollTop - val) < 2) { return } + if (!gecko) { updateDisplaySimple(cm, {top: val}); } + setScrollTop(cm, val, true); + if (gecko) { updateDisplaySimple(cm); } + startWorker(cm, 100); } - // Given a mouse event, find the corresponding position. If liberal - // is false, it checks whether a gutter or scrollbar was clicked, - // and returns null if it was. forRect is used by rectangular - // selections, and tries to estimate a character position even for - // coordinates beyond the right of the text. - function posFromMouse(cm, e, liberal, forRect) { - var display = cm.display; - if (!liberal && e_target(e).getAttribute("cm-not-content") == "true") return null; - - var x, y, space = display.lineSpace.getBoundingClientRect(); - // Fails unpredictably on IE[67] when mouse is dragged around quickly. - try { x = e.clientX - space.left; y = e.clientY - space.top; } - catch (e) { return null; } - var coords = coordsChar(cm, x, y), line; - if (forRect && coords.xRel == 1 && (line = getLine(cm.doc, coords.line).text).length == coords.ch) { - var colDiff = countColumn(line, line.length, cm.options.tabSize) - line.length; - coords = Pos(coords.line, Math.max(0, Math.round((x - paddingH(cm.display).left) / charWidth(cm.display)) - colDiff)); - } - return coords; + function setScrollTop(cm, val, forceScroll) { + val = Math.min(cm.display.scroller.scrollHeight - cm.display.scroller.clientHeight, val); + if (cm.display.scroller.scrollTop == val && !forceScroll) { return } + cm.doc.scrollTop = val; + cm.display.scrollbars.setScrollTop(val); + if (cm.display.scroller.scrollTop != val) { cm.display.scroller.scrollTop = val; } } - // A mouse down can be a single click, double click, triple click, - // start of selection drag, start of text drag, new cursor - // (ctrl-click), rectangle drag (alt-drag), or xwin - // middle-click-paste. Or it might be a click on something we should - // not interfere with, such as a scrollbar or widget. - function onMouseDown(e) { - var cm = this, display = cm.display; - if (signalDOMEvent(cm, e) || display.activeTouch && display.input.supportsTouch()) return; - display.shift = e.shiftKey; + // Sync scroller and scrollbar, ensure the gutter elements are + // aligned. + function setScrollLeft(cm, val, isScroller, forceScroll) { + val = Math.min(val, cm.display.scroller.scrollWidth - cm.display.scroller.clientWidth); + if ((isScroller ? val == cm.doc.scrollLeft : Math.abs(cm.doc.scrollLeft - val) < 2) && !forceScroll) { return } + cm.doc.scrollLeft = val; + alignHorizontally(cm); + if (cm.display.scroller.scrollLeft != val) { cm.display.scroller.scrollLeft = val; } + cm.display.scrollbars.setScrollLeft(val); + } - if (eventInWidget(display, e)) { - if (!webkit) { - // Briefly turn off draggability, to allow widgets to do - // normal dragging things. - display.scroller.draggable = false; - setTimeout(function(){display.scroller.draggable = true;}, 100); - } - return; - } - if (clickInGutter(cm, e)) return; - var start = posFromMouse(cm, e); - window.focus(); + // SCROLLBARS - switch (e_button(e)) { - case 1: - // #3261: make sure, that we're not starting a second selection - if (cm.state.selectingText) - cm.state.selectingText(e); - else if (start) - leftButtonDown(cm, e, start); - else if (e_target(e) == display.scroller) - e_preventDefault(e); - break; - case 2: - if (webkit) cm.state.lastMiddleDown = +new Date; - if (start) extendSelection(cm.doc, start); - setTimeout(function() {display.input.focus();}, 20); - e_preventDefault(e); - break; - case 3: - if (captureRightClick) onContextMenu(cm, e); - else delayBlurEvent(cm); - break; + // Prepare DOM reads needed to update the scrollbars. Done in one + // shot to minimize update/measure roundtrips. + function measureForScrollbars(cm) { + var d = cm.display, gutterW = d.gutters.offsetWidth; + var docH = Math.round(cm.doc.height + paddingVert(cm.display)); + return { + clientHeight: d.scroller.clientHeight, + viewHeight: d.wrapper.clientHeight, + scrollWidth: d.scroller.scrollWidth, clientWidth: d.scroller.clientWidth, + viewWidth: d.wrapper.clientWidth, + barLeft: cm.options.fixedGutter ? gutterW : 0, + docHeight: docH, + scrollHeight: docH + scrollGap(cm) + d.barHeight, + nativeBarWidth: d.nativeBarWidth, + gutterWidth: gutterW } } - var lastClick, lastDoubleClick; - function leftButtonDown(cm, e, start) { - if (ie) setTimeout(bind(ensureFocus, cm), 0); - else cm.curOp.focus = activeElt(); - - var now = +new Date, type; - if (lastDoubleClick && lastDoubleClick.time > now - 400 && cmp(lastDoubleClick.pos, start) == 0) { - type = "triple"; - } else if (lastClick && lastClick.time > now - 400 && cmp(lastClick.pos, start) == 0) { - type = "double"; - lastDoubleClick = {time: now, pos: start}; - } else { - type = "single"; - lastClick = {time: now, pos: start}; - } - - var sel = cm.doc.sel, modifier = mac ? e.metaKey : e.ctrlKey, contained; - if (cm.options.dragDrop && dragAndDrop && !cm.isReadOnly() && - type == "single" && (contained = sel.contains(start)) > -1 && - (cmp((contained = sel.ranges[contained]).from(), start) < 0 || start.xRel > 0) && - (cmp(contained.to(), start) > 0 || start.xRel < 0)) - leftButtonStartDrag(cm, e, start, modifier); - else - leftButtonSelect(cm, e, start, type, modifier); - } + var NativeScrollbars = function(place, scroll, cm) { + this.cm = cm; + var vert = this.vert = elt("div", [elt("div", null, null, "min-width: 1px")], "CodeMirror-vscrollbar"); + var horiz = this.horiz = elt("div", [elt("div", null, null, "height: 100%; min-height: 1px")], "CodeMirror-hscrollbar"); + vert.tabIndex = horiz.tabIndex = -1; + place(vert); place(horiz); - // Start a text drag. When it ends, see if any dragging actually - // happen, and treat as a click if it didn't. - function leftButtonStartDrag(cm, e, start, modifier) { - var display = cm.display, startTime = +new Date; - var dragEnd = operation(cm, function(e2) { - if (webkit) display.scroller.draggable = false; - cm.state.draggingText = false; - off(document, "mouseup", dragEnd); - off(display.scroller, "drop", dragEnd); - if (Math.abs(e.clientX - e2.clientX) + Math.abs(e.clientY - e2.clientY) < 10) { - e_preventDefault(e2); - if (!modifier && +new Date - 200 < startTime) - extendSelection(cm.doc, start); - // Work around unexplainable focus problem in IE9 (#2127) and Chrome (#3081) - if (webkit || ie && ie_version == 9) - setTimeout(function() {document.body.focus(); display.input.focus();}, 20); - else - display.input.focus(); - } + on(vert, "scroll", function () { + if (vert.clientHeight) { scroll(vert.scrollTop, "vertical"); } + }); + on(horiz, "scroll", function () { + if (horiz.clientWidth) { scroll(horiz.scrollLeft, "horizontal"); } }); - // Let the drag handler handle this. - if (webkit) display.scroller.draggable = true; - cm.state.draggingText = dragEnd; - // IE's approach to draggable - if (display.scroller.dragDrop) display.scroller.dragDrop(); - on(document, "mouseup", dragEnd); - on(display.scroller, "drop", dragEnd); - } - // Normal selection, as opposed to text dragging. - function leftButtonSelect(cm, e, start, type, addNew) { - var display = cm.display, doc = cm.doc; - e_preventDefault(e); + this.checkedZeroWidth = false; + // Need to set a minimum width to see the scrollbar on IE7 (but must not set it on IE8). + if (ie && ie_version < 8) { this.horiz.style.minHeight = this.vert.style.minWidth = "18px"; } + }; - var ourRange, ourIndex, startSel = doc.sel, ranges = startSel.ranges; - if (addNew && !e.shiftKey) { - ourIndex = doc.sel.contains(start); - if (ourIndex > -1) - ourRange = ranges[ourIndex]; - else - ourRange = new Range(start, start); + NativeScrollbars.prototype.update = function (measure) { + var needsH = measure.scrollWidth > measure.clientWidth + 1; + var needsV = measure.scrollHeight > measure.clientHeight + 1; + var sWidth = measure.nativeBarWidth; + + if (needsV) { + this.vert.style.display = "block"; + this.vert.style.bottom = needsH ? sWidth + "px" : "0"; + var totalHeight = measure.viewHeight - (needsH ? sWidth : 0); + // A bug in IE8 can cause this value to be negative, so guard it. + this.vert.firstChild.style.height = + Math.max(0, measure.scrollHeight - measure.clientHeight + totalHeight) + "px"; } else { - ourRange = doc.sel.primary(); - ourIndex = doc.sel.primIndex; + this.vert.style.display = ""; + this.vert.firstChild.style.height = "0"; } - if (e.altKey) { - type = "rect"; - if (!addNew) ourRange = new Range(start, start); - start = posFromMouse(cm, e, true, true); - ourIndex = -1; - } else if (type == "double") { - var word = cm.findWordAt(start); - if (cm.display.shift || doc.extend) - ourRange = extendRange(doc, ourRange, word.anchor, word.head); - else - ourRange = word; - } else if (type == "triple") { - var line = new Range(Pos(start.line, 0), clipPos(doc, Pos(start.line + 1, 0))); - if (cm.display.shift || doc.extend) - ourRange = extendRange(doc, ourRange, line.anchor, line.head); - else - ourRange = line; + if (needsH) { + this.horiz.style.display = "block"; + this.horiz.style.right = needsV ? sWidth + "px" : "0"; + this.horiz.style.left = measure.barLeft + "px"; + var totalWidth = measure.viewWidth - measure.barLeft - (needsV ? sWidth : 0); + this.horiz.firstChild.style.width = + Math.max(0, measure.scrollWidth - measure.clientWidth + totalWidth) + "px"; } else { - ourRange = extendRange(doc, ourRange, start); + this.horiz.style.display = ""; + this.horiz.firstChild.style.width = "0"; } - if (!addNew) { - ourIndex = 0; - setSelection(doc, new Selection([ourRange], 0), sel_mouse); - startSel = doc.sel; - } else if (ourIndex == -1) { - ourIndex = ranges.length; - setSelection(doc, normalizeSelection(ranges.concat([ourRange]), ourIndex), - {scroll: false, origin: "*mouse"}); - } else if (ranges.length > 1 && ranges[ourIndex].empty() && type == "single" && !e.shiftKey) { - setSelection(doc, normalizeSelection(ranges.slice(0, ourIndex).concat(ranges.slice(ourIndex + 1)), 0), - {scroll: false, origin: "*mouse"}); - startSel = doc.sel; - } else { - replaceOneSelection(doc, ourIndex, ourRange, sel_mouse); + if (!this.checkedZeroWidth && measure.clientHeight > 0) { + if (sWidth == 0) { this.zeroWidthHack(); } + this.checkedZeroWidth = true; } - var lastPos = start; - function extendTo(pos) { - if (cmp(lastPos, pos) == 0) return; - lastPos = pos; + return {right: needsV ? sWidth : 0, bottom: needsH ? sWidth : 0} + }; - if (type == "rect") { - var ranges = [], tabSize = cm.options.tabSize; - var startCol = countColumn(getLine(doc, start.line).text, start.ch, tabSize); - var posCol = countColumn(getLine(doc, pos.line).text, pos.ch, tabSize); - var left = Math.min(startCol, posCol), right = Math.max(startCol, posCol); - for (var line = Math.min(start.line, pos.line), end = Math.min(cm.lastLine(), Math.max(start.line, pos.line)); - line <= end; line++) { - var text = getLine(doc, line).text, leftPos = findColumn(text, left, tabSize); - if (left == right) - ranges.push(new Range(Pos(line, leftPos), Pos(line, leftPos))); - else if (text.length > leftPos) - ranges.push(new Range(Pos(line, leftPos), Pos(line, findColumn(text, right, tabSize)))); - } - if (!ranges.length) ranges.push(new Range(start, start)); - setSelection(doc, normalizeSelection(startSel.ranges.slice(0, ourIndex).concat(ranges), ourIndex), - {origin: "*mouse", scroll: false}); - cm.scrollIntoView(pos); - } else { - var oldRange = ourRange; - var anchor = oldRange.anchor, head = pos; - if (type != "single") { - if (type == "double") - var range = cm.findWordAt(pos); - else - var range = new Range(Pos(pos.line, 0), clipPos(doc, Pos(pos.line + 1, 0))); - if (cmp(range.anchor, anchor) > 0) { - head = range.head; - anchor = minPos(oldRange.from(), range.anchor); - } else { - head = range.anchor; - anchor = maxPos(oldRange.to(), range.head); - } - } - var ranges = startSel.ranges.slice(0); - ranges[ourIndex] = new Range(clipPos(doc, anchor), head); - setSelection(doc, normalizeSelection(ranges, ourIndex), sel_mouse); - } - } + NativeScrollbars.prototype.setScrollLeft = function (pos) { + if (this.horiz.scrollLeft != pos) { this.horiz.scrollLeft = pos; } + if (this.disableHoriz) { this.enableZeroWidthBar(this.horiz, this.disableHoriz, "horiz"); } + }; - var editorSize = display.wrapper.getBoundingClientRect(); - // Used to ensure timeout re-tries don't fire when another extend - // happened in the meantime (clearTimeout isn't reliable -- at - // least on Chrome, the timeouts still happen even when cleared, - // if the clear happens after their scheduled firing time). - var counter = 0; + NativeScrollbars.prototype.setScrollTop = function (pos) { + if (this.vert.scrollTop != pos) { this.vert.scrollTop = pos; } + if (this.disableVert) { this.enableZeroWidthBar(this.vert, this.disableVert, "vert"); } + }; - function extend(e) { - var curCount = ++counter; - var cur = posFromMouse(cm, e, true, type == "rect"); - if (!cur) return; - if (cmp(cur, lastPos) != 0) { - cm.curOp.focus = activeElt(); - extendTo(cur); - var visible = visibleLines(display, doc); - if (cur.line >= visible.to || cur.line < visible.from) - setTimeout(operation(cm, function(){if (counter == curCount) extend(e);}), 150); - } else { - var outside = e.clientY < editorSize.top ? -20 : e.clientY > editorSize.bottom ? 20 : 0; - if (outside) setTimeout(operation(cm, function() { - if (counter != curCount) return; - display.scroller.scrollTop += outside; - extend(e); - }), 50); - } - } + NativeScrollbars.prototype.zeroWidthHack = function () { + var w = mac && !mac_geMountainLion ? "12px" : "18px"; + this.horiz.style.height = this.vert.style.width = w; + this.horiz.style.pointerEvents = this.vert.style.pointerEvents = "none"; + this.disableHoriz = new Delayed; + this.disableVert = new Delayed; + }; - function done(e) { - cm.state.selectingText = false; - counter = Infinity; - e_preventDefault(e); - display.input.focus(); - off(document, "mousemove", move); - off(document, "mouseup", up); - doc.history.lastSelOrigin = null; - } + NativeScrollbars.prototype.enableZeroWidthBar = function (bar, delay, type) { + bar.style.pointerEvents = "auto"; + function maybeDisable() { + // To find out whether the scrollbar is still visible, we + // check whether the element under the pixel in the bottom + // right corner of the scrollbar box is the scrollbar box + // itself (when the bar is still visible) or its filler child + // (when the bar is hidden). If it is still visible, we keep + // it enabled, if it's hidden, we disable pointer events. + var box = bar.getBoundingClientRect(); + var elt$$1 = type == "vert" ? document.elementFromPoint(box.right - 1, (box.top + box.bottom) / 2) + : document.elementFromPoint((box.right + box.left) / 2, box.bottom - 1); + if (elt$$1 != bar) { bar.style.pointerEvents = "none"; } + else { delay.set(1000, maybeDisable); } + } + delay.set(1000, maybeDisable); + }; - var move = operation(cm, function(e) { - if (!e_button(e)) done(e); - else extend(e); - }); - var up = operation(cm, done); - cm.state.selectingText = up; - on(document, "mousemove", move); - on(document, "mouseup", up); - } - - // Determines whether an event happened in the gutter, and fires the - // handlers for the corresponding event. - function gutterEvent(cm, e, type, prevent) { - try { var mX = e.clientX, mY = e.clientY; } - catch(e) { return false; } - if (mX >= Math.floor(cm.display.gutters.getBoundingClientRect().right)) return false; - if (prevent) e_preventDefault(e); + NativeScrollbars.prototype.clear = function () { + var parent = this.horiz.parentNode; + parent.removeChild(this.horiz); + parent.removeChild(this.vert); + }; - var display = cm.display; - var lineBox = display.lineDiv.getBoundingClientRect(); + var NullScrollbars = function () {}; - if (mY > lineBox.bottom || !hasHandler(cm, type)) return e_defaultPrevented(e); - mY -= lineBox.top - display.viewOffset; + NullScrollbars.prototype.update = function () { return {bottom: 0, right: 0} }; + NullScrollbars.prototype.setScrollLeft = function () {}; + NullScrollbars.prototype.setScrollTop = function () {}; + NullScrollbars.prototype.clear = function () {}; - for (var i = 0; i < cm.options.gutters.length; ++i) { - var g = display.gutters.childNodes[i]; - if (g && g.getBoundingClientRect().right >= mX) { - var line = lineAtHeight(cm.doc, mY); - var gutter = cm.options.gutters[i]; - signal(cm, type, cm, line, gutter, e); - return e_defaultPrevented(e); - } + function updateScrollbars(cm, measure) { + if (!measure) { measure = measureForScrollbars(cm); } + var startWidth = cm.display.barWidth, startHeight = cm.display.barHeight; + updateScrollbarsInner(cm, measure); + for (var i = 0; i < 4 && startWidth != cm.display.barWidth || startHeight != cm.display.barHeight; i++) { + if (startWidth != cm.display.barWidth && cm.options.lineWrapping) + { updateHeightsInViewport(cm); } + updateScrollbarsInner(cm, measureForScrollbars(cm)); + startWidth = cm.display.barWidth; startHeight = cm.display.barHeight; } } - function clickInGutter(cm, e) { - return gutterEvent(cm, e, "gutterClick", true); - } + // Re-synchronize the fake scrollbars with the actual size of the + // content. + function updateScrollbarsInner(cm, measure) { + var d = cm.display; + var sizes = d.scrollbars.update(measure); - // Kludge to work around strange IE behavior where it'll sometimes - // re-fire a series of drag-related events right after the drop (#1551) - var lastDrop = 0; + d.sizer.style.paddingRight = (d.barWidth = sizes.right) + "px"; + d.sizer.style.paddingBottom = (d.barHeight = sizes.bottom) + "px"; + d.heightForcer.style.borderBottom = sizes.bottom + "px solid transparent"; - function onDrop(e) { - var cm = this; - clearDragCursor(cm); - if (signalDOMEvent(cm, e) || eventInWidget(cm.display, e)) - return; - e_preventDefault(e); - if (ie) lastDrop = +new Date; - var pos = posFromMouse(cm, e, true), files = e.dataTransfer.files; - if (!pos || cm.isReadOnly()) return; - // Might be a file drop, in which case we simply extract the text - // and insert it. - if (files && files.length && window.FileReader && window.File) { - var n = files.length, text = Array(n), read = 0; - var loadFile = function(file, i) { - if (cm.options.allowDropFileTypes && - indexOf(cm.options.allowDropFileTypes, file.type) == -1) - return; + if (sizes.right && sizes.bottom) { + d.scrollbarFiller.style.display = "block"; + d.scrollbarFiller.style.height = sizes.bottom + "px"; + d.scrollbarFiller.style.width = sizes.right + "px"; + } else { d.scrollbarFiller.style.display = ""; } + if (sizes.bottom && cm.options.coverGutterNextToScrollbar && cm.options.fixedGutter) { + d.gutterFiller.style.display = "block"; + d.gutterFiller.style.height = sizes.bottom + "px"; + d.gutterFiller.style.width = measure.gutterWidth + "px"; + } else { d.gutterFiller.style.display = ""; } + } - var reader = new FileReader; - reader.onload = operation(cm, function() { - var content = reader.result; - if (/[\x00-\x08\x0e-\x1f]{2}/.test(content)) content = ""; - text[i] = content; - if (++read == n) { - pos = clipPos(cm.doc, pos); - var change = {from: pos, to: pos, - text: cm.doc.splitLines(text.join(cm.doc.lineSeparator())), - origin: "paste"}; - makeChange(cm.doc, change); - setSelectionReplaceHistory(cm.doc, simpleSelection(pos, changeEnd(change))); - } - }); - reader.readAsText(file); - }; - for (var i = 0; i < n; ++i) loadFile(files[i], i); - } else { // Normal drop - // Don't do a replace if the drop happened inside of the selected text. - if (cm.state.draggingText && cm.doc.sel.contains(pos) > -1) { - cm.state.draggingText(e); - // Ensure the editor is re-focused - setTimeout(function() {cm.display.input.focus();}, 20); - return; - } - try { - var text = e.dataTransfer.getData("Text"); - if (text) { - if (cm.state.draggingText && !(mac ? e.altKey : e.ctrlKey)) - var selected = cm.listSelections(); - setSelectionNoUndo(cm.doc, simpleSelection(pos, pos)); - if (selected) for (var i = 0; i < selected.length; ++i) - replaceRange(cm.doc, "", selected[i].anchor, selected[i].head, "drag"); - cm.replaceSelection(text, "around", "paste"); - cm.display.input.focus(); - } - } - catch(e){} + var scrollbarModel = {"native": NativeScrollbars, "null": NullScrollbars}; + + function initScrollbars(cm) { + if (cm.display.scrollbars) { + cm.display.scrollbars.clear(); + if (cm.display.scrollbars.addClass) + { rmClass(cm.display.wrapper, cm.display.scrollbars.addClass); } } - } - function onDragStart(cm, e) { - if (ie && (!cm.state.draggingText || +new Date - lastDrop < 100)) { e_stop(e); return; } - if (signalDOMEvent(cm, e) || eventInWidget(cm.display, e)) return; + cm.display.scrollbars = new scrollbarModel[cm.options.scrollbarStyle](function (node) { + cm.display.wrapper.insertBefore(node, cm.display.scrollbarFiller); + // Prevent clicks in the scrollbars from killing focus + on(node, "mousedown", function () { + if (cm.state.focused) { setTimeout(function () { return cm.display.input.focus(); }, 0); } + }); + node.setAttribute("cm-not-content", "true"); + }, function (pos, axis) { + if (axis == "horizontal") { setScrollLeft(cm, pos); } + else { updateScrollTop(cm, pos); } + }, cm); + if (cm.display.scrollbars.addClass) + { addClass(cm.display.wrapper, cm.display.scrollbars.addClass); } + } - e.dataTransfer.setData("Text", cm.getSelection()); + // Operations are used to wrap a series of changes to the editor + // state in such a way that each change won't have to update the + // cursor and display (which would be awkward, slow, and + // error-prone). Instead, display updates are batched and then all + // combined and executed at once. - // Use dummy image instead of default browsers image. - // Recent Safari (~6.0.2) have a tendency to segfault when this happens, so we don't do it there. - if (e.dataTransfer.setDragImage && !safari) { - var img = elt("img", null, null, "position: fixed; left: 0; top: 0;"); - img.src = "data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw=="; - if (presto) { - img.width = img.height = 1; - cm.display.wrapper.appendChild(img); - // Force a relayout, or Opera won't use our image for some obscure reason - img._top = img.offsetTop; - } - e.dataTransfer.setDragImage(img, 0, 0); - if (presto) img.parentNode.removeChild(img); - } + var nextOpId = 0; + // Start a new operation. + function startOperation(cm) { + cm.curOp = { + cm: cm, + viewChanged: false, // Flag that indicates that lines might need to be redrawn + startHeight: cm.doc.height, // Used to detect need to update scrollbar + forceUpdate: false, // Used to force a redraw + updateInput: null, // Whether to reset the input textarea + typing: false, // Whether this reset should be careful to leave existing text (for compositing) + changeObjs: null, // Accumulated changes, for firing change events + cursorActivityHandlers: null, // Set of handlers to fire cursorActivity on + cursorActivityCalled: 0, // Tracks which cursorActivity handlers have been called already + selectionChanged: false, // Whether the selection needs to be redrawn + updateMaxLine: false, // Set when the widest line needs to be determined anew + scrollLeft: null, scrollTop: null, // Intermediate scroll position, not pushed to DOM yet + scrollToPos: null, // Used to scroll to a specific position + focus: false, + id: ++nextOpId // Unique ID + }; + pushOperation(cm.curOp); } - function onDragOver(cm, e) { - var pos = posFromMouse(cm, e); - if (!pos) return; - var frag = document.createDocumentFragment(); - drawSelectionCursor(cm, pos, frag); - if (!cm.display.dragCursor) { - cm.display.dragCursor = elt("div", null, "CodeMirror-cursors CodeMirror-dragcursors"); - cm.display.lineSpace.insertBefore(cm.display.dragCursor, cm.display.cursorDiv); - } - removeChildrenAndAdd(cm.display.dragCursor, frag); + // Finish an operation, updating the display and signalling delayed events + function endOperation(cm) { + var op = cm.curOp; + if (op) { finishOperation(op, function (group) { + for (var i = 0; i < group.ops.length; i++) + { group.ops[i].cm.curOp = null; } + endOperations(group); + }); } } - function clearDragCursor(cm) { - if (cm.display.dragCursor) { - cm.display.lineSpace.removeChild(cm.display.dragCursor); - cm.display.dragCursor = null; - } + // The DOM updates done when an operation finishes are batched so + // that the minimum number of relayouts are required. + function endOperations(group) { + var ops = group.ops; + for (var i = 0; i < ops.length; i++) // Read DOM + { endOperation_R1(ops[i]); } + for (var i$1 = 0; i$1 < ops.length; i$1++) // Write DOM (maybe) + { endOperation_W1(ops[i$1]); } + for (var i$2 = 0; i$2 < ops.length; i$2++) // Read DOM + { endOperation_R2(ops[i$2]); } + for (var i$3 = 0; i$3 < ops.length; i$3++) // Write DOM (maybe) + { endOperation_W2(ops[i$3]); } + for (var i$4 = 0; i$4 < ops.length; i$4++) // Read DOM + { endOperation_finish(ops[i$4]); } } - // SCROLL EVENTS + function endOperation_R1(op) { + var cm = op.cm, display = cm.display; + maybeClipScrollbars(cm); + if (op.updateMaxLine) { findMaxLine(cm); } - // Sync the scrollable area and scrollbars, ensure the viewport - // covers the visible area. - function setScrollTop(cm, val) { - if (Math.abs(cm.doc.scrollTop - val) < 2) return; - cm.doc.scrollTop = val; - if (!gecko) updateDisplaySimple(cm, {top: val}); - if (cm.display.scroller.scrollTop != val) cm.display.scroller.scrollTop = val; - cm.display.scrollbars.setScrollTop(val); - if (gecko) updateDisplaySimple(cm); - startWorker(cm, 100); + op.mustUpdate = op.viewChanged || op.forceUpdate || op.scrollTop != null || + op.scrollToPos && (op.scrollToPos.from.line < display.viewFrom || + op.scrollToPos.to.line >= display.viewTo) || + display.maxLineChanged && cm.options.lineWrapping; + op.update = op.mustUpdate && + new DisplayUpdate(cm, op.mustUpdate && {top: op.scrollTop, ensure: op.scrollToPos}, op.forceUpdate); } - // Sync scroller and scrollbar, ensure the gutter elements are - // aligned. - function setScrollLeft(cm, val, isScroller) { - if (isScroller ? val == cm.doc.scrollLeft : Math.abs(cm.doc.scrollLeft - val) < 2) return; - val = Math.min(val, cm.display.scroller.scrollWidth - cm.display.scroller.clientWidth); - cm.doc.scrollLeft = val; - alignHorizontally(cm); - if (cm.display.scroller.scrollLeft != val) cm.display.scroller.scrollLeft = val; - cm.display.scrollbars.setScrollLeft(val); + + function endOperation_W1(op) { + op.updatedDisplay = op.mustUpdate && updateDisplayIfNeeded(op.cm, op.update); } - // Since the delta values reported on mouse wheel events are - // unstandardized between browsers and even browser versions, and - // generally horribly unpredictable, this code starts by measuring - // the scroll effect that the first few mouse wheel events have, - // and, from that, detects the way it can convert deltas to pixel - // offsets afterwards. - // - // The reason we want to know the amount a wheel event will scroll - // is that it gives us a chance to update the display before the - // actual scrolling happens, reducing flickering. + function endOperation_R2(op) { + var cm = op.cm, display = cm.display; + if (op.updatedDisplay) { updateHeightsInViewport(cm); } - var wheelSamples = 0, wheelPixelsPerUnit = null; - // Fill in a browser-detected starting value on browsers where we - // know one. These don't have to be accurate -- the result of them - // being wrong would just be a slight flicker on the first wheel - // scroll (if it is large enough). - if (ie) wheelPixelsPerUnit = -.53; - else if (gecko) wheelPixelsPerUnit = 15; - else if (chrome) wheelPixelsPerUnit = -.7; - else if (safari) wheelPixelsPerUnit = -1/3; + op.barMeasure = measureForScrollbars(cm); - var wheelEventDelta = function(e) { - var dx = e.wheelDeltaX, dy = e.wheelDeltaY; - if (dx == null && e.detail && e.axis == e.HORIZONTAL_AXIS) dx = e.detail; - if (dy == null && e.detail && e.axis == e.VERTICAL_AXIS) dy = e.detail; - else if (dy == null) dy = e.wheelDelta; - return {x: dx, y: dy}; - }; - CodeMirror.wheelEventPixels = function(e) { - var delta = wheelEventDelta(e); - delta.x *= wheelPixelsPerUnit; - delta.y *= wheelPixelsPerUnit; - return delta; - }; + // If the max line changed since it was last measured, measure it, + // and ensure the document's width matches it. + // updateDisplay_W2 will use these properties to do the actual resizing + if (display.maxLineChanged && !cm.options.lineWrapping) { + op.adjustWidthTo = measureChar(cm, display.maxLine, display.maxLine.text.length).left + 3; + cm.display.sizerWidth = op.adjustWidthTo; + op.barMeasure.scrollWidth = + Math.max(display.scroller.clientWidth, display.sizer.offsetLeft + op.adjustWidthTo + scrollGap(cm) + cm.display.barWidth); + op.maxScrollLeft = Math.max(0, display.sizer.offsetLeft + op.adjustWidthTo - displayWidth(cm)); + } - function onScrollWheel(cm, e) { - var delta = wheelEventDelta(e), dx = delta.x, dy = delta.y; + if (op.updatedDisplay || op.selectionChanged) + { op.preparedSelection = display.input.prepareSelection(); } + } - var display = cm.display, scroll = display.scroller; - // Quit if there's nothing to scroll here - var canScrollX = scroll.scrollWidth > scroll.clientWidth; - var canScrollY = scroll.scrollHeight > scroll.clientHeight; - if (!(dx && canScrollX || dy && canScrollY)) return; + function endOperation_W2(op) { + var cm = op.cm; - // Webkit browsers on OS X abort momentum scrolls when the target - // of the scroll event is removed from the scrollable element. - // This hack (see related code in patchDisplay) makes sure the - // element is kept around. - if (dy && mac && webkit) { - outer: for (var cur = e.target, view = display.view; cur != scroll; cur = cur.parentNode) { - for (var i = 0; i < view.length; i++) { - if (view[i].node == cur) { - cm.display.currentWheelTarget = cur; - break outer; - } - } - } + if (op.adjustWidthTo != null) { + cm.display.sizer.style.minWidth = op.adjustWidthTo + "px"; + if (op.maxScrollLeft < cm.doc.scrollLeft) + { setScrollLeft(cm, Math.min(cm.display.scroller.scrollLeft, op.maxScrollLeft), true); } + cm.display.maxLineChanged = false; } - // On some browsers, horizontal scrolling will cause redraws to - // happen before the gutter has been realigned, causing it to - // wriggle around in a most unseemly way. When we have an - // estimated pixels/delta value, we just handle horizontal - // scrolling entirely here. It'll be slightly off from native, but - // better than glitching out. - if (dx && !gecko && !presto && wheelPixelsPerUnit != null) { - if (dy && canScrollY) - setScrollTop(cm, Math.max(0, Math.min(scroll.scrollTop + dy * wheelPixelsPerUnit, scroll.scrollHeight - scroll.clientHeight))); - setScrollLeft(cm, Math.max(0, Math.min(scroll.scrollLeft + dx * wheelPixelsPerUnit, scroll.scrollWidth - scroll.clientWidth))); - // Only prevent default scrolling if vertical scrolling is - // actually possible. Otherwise, it causes vertical scroll - // jitter on OSX trackpads when deltaX is small and deltaY - // is large (issue #3579) - if (!dy || (dy && canScrollY)) - e_preventDefault(e); - display.wheelStartX = null; // Abort measurement, if in progress - return; - } + var takeFocus = op.focus && op.focus == activeElt(); + if (op.preparedSelection) + { cm.display.input.showSelection(op.preparedSelection, takeFocus); } + if (op.updatedDisplay || op.startHeight != cm.doc.height) + { updateScrollbars(cm, op.barMeasure); } + if (op.updatedDisplay) + { setDocumentHeight(cm, op.barMeasure); } - // 'Project' the visible viewport to cover the area that is being - // scrolled into view (if we know enough to estimate it). - if (dy && wheelPixelsPerUnit != null) { - var pixels = dy * wheelPixelsPerUnit; - var top = cm.doc.scrollTop, bot = top + display.wrapper.clientHeight; - if (pixels < 0) top = Math.max(0, top + pixels - 50); - else bot = Math.min(cm.doc.height, bot + pixels + 50); - updateDisplaySimple(cm, {top: top, bottom: bot}); - } + if (op.selectionChanged) { restartBlink(cm); } - if (wheelSamples < 20) { - if (display.wheelStartX == null) { - display.wheelStartX = scroll.scrollLeft; display.wheelStartY = scroll.scrollTop; - display.wheelDX = dx; display.wheelDY = dy; - setTimeout(function() { - if (display.wheelStartX == null) return; - var movedX = scroll.scrollLeft - display.wheelStartX; - var movedY = scroll.scrollTop - display.wheelStartY; - var sample = (movedY && display.wheelDY && movedY / display.wheelDY) || - (movedX && display.wheelDX && movedX / display.wheelDX); - display.wheelStartX = display.wheelStartY = null; - if (!sample) return; - wheelPixelsPerUnit = (wheelPixelsPerUnit * wheelSamples + sample) / (wheelSamples + 1); - ++wheelSamples; - }, 200); - } else { - display.wheelDX += dx; display.wheelDY += dy; - } - } + if (cm.state.focused && op.updateInput) + { cm.display.input.reset(op.typing); } + if (takeFocus) { ensureFocus(op.cm); } } - // KEY EVENTS - - // Run a handler that was bound to a key. - function doHandleBinding(cm, bound, dropShift) { - if (typeof bound == "string") { - bound = commands[bound]; - if (!bound) return false; - } - // Ensure previous input has been read, so that the handler sees a - // consistent view of the document - cm.display.input.ensurePolled(); - var prevShift = cm.display.shift, done = false; - try { - if (cm.isReadOnly()) cm.state.suppressEdits = true; - if (dropShift) cm.display.shift = false; - done = bound(cm) != Pass; - } finally { - cm.display.shift = prevShift; - cm.state.suppressEdits = false; - } - return done; - } + function endOperation_finish(op) { + var cm = op.cm, display = cm.display, doc = cm.doc; - function lookupKeyForEditor(cm, name, handle) { - for (var i = 0; i < cm.state.keyMaps.length; i++) { - var result = lookupKey(name, cm.state.keyMaps[i], handle, cm); - if (result) return result; - } - return (cm.options.extraKeys && lookupKey(name, cm.options.extraKeys, handle, cm)) - || lookupKey(name, cm.options.keyMap, handle, cm); - } + if (op.updatedDisplay) { postUpdateDisplay(cm, op.update); } - var stopSeq = new Delayed; - function dispatchKey(cm, name, e, handle) { - var seq = cm.state.keySeq; - if (seq) { - if (isModifierKey(name)) return "handled"; - stopSeq.set(50, function() { - if (cm.state.keySeq == seq) { - cm.state.keySeq = null; - cm.display.input.reset(); - } - }); - name = seq + " " + name; - } - var result = lookupKeyForEditor(cm, name, handle); + // Abort mouse wheel delta measurement, when scrolling explicitly + if (display.wheelStartX != null && (op.scrollTop != null || op.scrollLeft != null || op.scrollToPos)) + { display.wheelStartX = display.wheelStartY = null; } - if (result == "multi") - cm.state.keySeq = name; - if (result == "handled") - signalLater(cm, "keyHandled", cm, name, e); + // Propagate the scroll position to the actual DOM scroller + if (op.scrollTop != null) { setScrollTop(cm, op.scrollTop, op.forceScroll); } - if (result == "handled" || result == "multi") { - e_preventDefault(e); - restartBlink(cm); + if (op.scrollLeft != null) { setScrollLeft(cm, op.scrollLeft, true, true); } + // If we need to scroll a specific position into view, do so. + if (op.scrollToPos) { + var rect = scrollPosIntoView(cm, clipPos(doc, op.scrollToPos.from), + clipPos(doc, op.scrollToPos.to), op.scrollToPos.margin); + maybeScrollWindow(cm, rect); } - if (seq && !result && /\'$/.test(name)) { - e_preventDefault(e); - return true; - } - return !!result; - } + // Fire events for markers that are hidden/unidden by editing or + // undoing + var hidden = op.maybeHiddenMarkers, unhidden = op.maybeUnhiddenMarkers; + if (hidden) { for (var i = 0; i < hidden.length; ++i) + { if (!hidden[i].lines.length) { signal(hidden[i], "hide"); } } } + if (unhidden) { for (var i$1 = 0; i$1 < unhidden.length; ++i$1) + { if (unhidden[i$1].lines.length) { signal(unhidden[i$1], "unhide"); } } } - // Handle a key from the keydown event. - function handleKeyBinding(cm, e) { - var name = keyName(e, true); - if (!name) return false; + if (display.wrapper.offsetHeight) + { doc.scrollTop = cm.display.scroller.scrollTop; } - if (e.shiftKey && !cm.state.keySeq) { - // First try to resolve full name (including 'Shift-'). Failing - // that, see if there is a cursor-motion command (starting with - // 'go') bound to the keyname without 'Shift-'. - return dispatchKey(cm, "Shift-" + name, e, function(b) {return doHandleBinding(cm, b, true);}) - || dispatchKey(cm, name, e, function(b) { - if (typeof b == "string" ? /^go[A-Z]/.test(b) : b.motion) - return doHandleBinding(cm, b); - }); - } else { - return dispatchKey(cm, name, e, function(b) { return doHandleBinding(cm, b); }); - } + // Fire change events, and delayed event handlers + if (op.changeObjs) + { signal(cm, "changes", cm, op.changeObjs); } + if (op.update) + { op.update.finish(); } } - // Handle a key from the keypress event - function handleCharBinding(cm, e, ch) { - return dispatchKey(cm, "'" + ch + "'", e, - function(b) { return doHandleBinding(cm, b, true); }); + // Run the given function in an operation + function runInOp(cm, f) { + if (cm.curOp) { return f() } + startOperation(cm); + try { return f() } + finally { endOperation(cm); } } - - var lastStoppedKey = null; - function onKeyDown(e) { - var cm = this; - cm.curOp.focus = activeElt(); - if (signalDOMEvent(cm, e)) return; - // IE does strange things with escape. - if (ie && ie_version < 11 && e.keyCode == 27) e.returnValue = false; - var code = e.keyCode; - cm.display.shift = code == 16 || e.shiftKey; - var handled = handleKeyBinding(cm, e); - if (presto) { - lastStoppedKey = handled ? code : null; - // Opera has no cut event... we try to at least catch the key combo - if (!handled && code == 88 && !hasCopyEvent && (mac ? e.metaKey : e.ctrlKey)) - cm.replaceSelection("", null, "cut"); + // Wraps a function in an operation. Returns the wrapped function. + function operation(cm, f) { + return function() { + if (cm.curOp) { return f.apply(cm, arguments) } + startOperation(cm); + try { return f.apply(cm, arguments) } + finally { endOperation(cm); } } - - // Turn mouse into crosshair when Alt is held on Mac. - if (code == 18 && !/\bCodeMirror-crosshair\b/.test(cm.display.lineDiv.className)) - showCrossHair(cm); } - - function showCrossHair(cm) { - var lineDiv = cm.display.lineDiv; - addClass(lineDiv, "CodeMirror-crosshair"); - - function up(e) { - if (e.keyCode == 18 || !e.altKey) { - rmClass(lineDiv, "CodeMirror-crosshair"); - off(document, "keyup", up); - off(document, "mouseover", up); - } + // Used to add methods to editor and doc instances, wrapping them in + // operations. + function methodOp(f) { + return function() { + if (this.curOp) { return f.apply(this, arguments) } + startOperation(this); + try { return f.apply(this, arguments) } + finally { endOperation(this); } } - on(document, "keyup", up); - on(document, "mouseover", up); - } - - function onKeyUp(e) { - if (e.keyCode == 16) this.doc.sel.shift = false; - signalDOMEvent(this, e); } - - function onKeyPress(e) { - var cm = this; - if (eventInWidget(cm.display, e) || signalDOMEvent(cm, e) || e.ctrlKey && !e.altKey || mac && e.metaKey) return; - var keyCode = e.keyCode, charCode = e.charCode; - if (presto && keyCode == lastStoppedKey) {lastStoppedKey = null; e_preventDefault(e); return;} - if ((presto && (!e.which || e.which < 10)) && handleKeyBinding(cm, e)) return; - var ch = String.fromCharCode(charCode == null ? keyCode : charCode); - if (handleCharBinding(cm, e, ch)) return; - cm.display.input.onKeyPress(e); + function docMethodOp(f) { + return function() { + var cm = this.cm; + if (!cm || cm.curOp) { return f.apply(this, arguments) } + startOperation(cm); + try { return f.apply(this, arguments) } + finally { endOperation(cm); } + } } - // FOCUS/BLUR EVENTS + // Updates the display.view data structure for a given change to the + // document. From and to are in pre-change coordinates. Lendiff is + // the amount of lines added or subtracted by the change. This is + // used for changes that span multiple lines, or change the way + // lines are divided into visual lines. regLineChange (below) + // registers single-line changes. + function regChange(cm, from, to, lendiff) { + if (from == null) { from = cm.doc.first; } + if (to == null) { to = cm.doc.first + cm.doc.size; } + if (!lendiff) { lendiff = 0; } - function delayBlurEvent(cm) { - cm.state.delayingBlurEvent = true; - setTimeout(function() { - if (cm.state.delayingBlurEvent) { - cm.state.delayingBlurEvent = false; - onBlur(cm); - } - }, 100); - } + var display = cm.display; + if (lendiff && to < display.viewTo && + (display.updateLineNumbers == null || display.updateLineNumbers > from)) + { display.updateLineNumbers = from; } - function onFocus(cm) { - if (cm.state.delayingBlurEvent) cm.state.delayingBlurEvent = false; + cm.curOp.viewChanged = true; - if (cm.options.readOnly == "nocursor") return; - if (!cm.state.focused) { - signal(cm, "focus", cm); - cm.state.focused = true; - addClass(cm.display.wrapper, "CodeMirror-focused"); - // This test prevents this from firing when a context - // menu is closed (since the input reset would kill the - // select-all detection hack) - if (!cm.curOp && cm.display.selForContextMenu != cm.doc.sel) { - cm.display.input.reset(); - if (webkit) setTimeout(function() { cm.display.input.reset(true); }, 20); // Issue #1730 + if (from >= display.viewTo) { // Change after + if (sawCollapsedSpans && visualLineNo(cm.doc, from) < display.viewTo) + { resetView(cm); } + } else if (to <= display.viewFrom) { // Change before + if (sawCollapsedSpans && visualLineEndNo(cm.doc, to + lendiff) > display.viewFrom) { + resetView(cm); + } else { + display.viewFrom += lendiff; + display.viewTo += lendiff; + } + } else if (from <= display.viewFrom && to >= display.viewTo) { // Full overlap + resetView(cm); + } else if (from <= display.viewFrom) { // Top overlap + var cut = viewCuttingPoint(cm, to, to + lendiff, 1); + if (cut) { + display.view = display.view.slice(cut.index); + display.viewFrom = cut.lineN; + display.viewTo += lendiff; + } else { + resetView(cm); + } + } else if (to >= display.viewTo) { // Bottom overlap + var cut$1 = viewCuttingPoint(cm, from, from, -1); + if (cut$1) { + display.view = display.view.slice(0, cut$1.index); + display.viewTo = cut$1.lineN; + } else { + resetView(cm); + } + } else { // Gap in the middle + var cutTop = viewCuttingPoint(cm, from, from, -1); + var cutBot = viewCuttingPoint(cm, to, to + lendiff, 1); + if (cutTop && cutBot) { + display.view = display.view.slice(0, cutTop.index) + .concat(buildViewArray(cm, cutTop.lineN, cutBot.lineN)) + .concat(display.view.slice(cutBot.index)); + display.viewTo += lendiff; + } else { + resetView(cm); } - cm.display.input.receivedFocus(); } - restartBlink(cm); - } - function onBlur(cm) { - if (cm.state.delayingBlurEvent) return; - if (cm.state.focused) { - signal(cm, "blur", cm); - cm.state.focused = false; - rmClass(cm.display.wrapper, "CodeMirror-focused"); + var ext = display.externalMeasured; + if (ext) { + if (to < ext.lineN) + { ext.lineN += lendiff; } + else if (from < ext.lineN + ext.size) + { display.externalMeasured = null; } } - clearInterval(cm.display.blinker); - setTimeout(function() {if (!cm.state.focused) cm.display.shift = false;}, 150); } - // CONTEXT MENU HANDLING + // Register a change to a single line. Type must be one of "text", + // "gutter", "class", "widget" + function regLineChange(cm, line, type) { + cm.curOp.viewChanged = true; + var display = cm.display, ext = cm.display.externalMeasured; + if (ext && line >= ext.lineN && line < ext.lineN + ext.size) + { display.externalMeasured = null; } - // To make the context menu work, we need to briefly unhide the - // textarea (making it as unobtrusive as possible) to let the - // right-click take effect on it. - function onContextMenu(cm, e) { - if (eventInWidget(cm.display, e) || contextMenuInGutter(cm, e)) return; - if (signalDOMEvent(cm, e, "contextmenu")) return; - cm.display.input.onContextMenu(e); + if (line < display.viewFrom || line >= display.viewTo) { return } + var lineView = display.view[findViewIndex(cm, line)]; + if (lineView.node == null) { return } + var arr = lineView.changes || (lineView.changes = []); + if (indexOf(arr, type) == -1) { arr.push(type); } } - function contextMenuInGutter(cm, e) { - if (!hasHandler(cm, "gutterContextMenu")) return false; - return gutterEvent(cm, e, "gutterContextMenu", false); + // Clear the view. + function resetView(cm) { + cm.display.viewFrom = cm.display.viewTo = cm.doc.first; + cm.display.view = []; + cm.display.viewOffset = 0; } - // UPDATING - - // Compute the position of the end of a change (its 'to' property - // refers to the pre-change end). - var changeEnd = CodeMirror.changeEnd = function(change) { - if (!change.text) return change.to; - return Pos(change.from.line + change.text.length - 1, - lst(change.text).length + (change.text.length == 1 ? change.from.ch : 0)); - }; - - // Adjust a position to refer to the post-change position of the - // same text, or the end of the change if the change covers it. - function adjustForChange(pos, change) { - if (cmp(pos, change.from) < 0) return pos; - if (cmp(pos, change.to) <= 0) return changeEnd(change); - - var line = pos.line + change.text.length - (change.to.line - change.from.line) - 1, ch = pos.ch; - if (pos.line == change.to.line) ch += changeEnd(change).ch - change.to.ch; - return Pos(line, ch); - } - - function computeSelAfterChange(doc, change) { - var out = []; - for (var i = 0; i < doc.sel.ranges.length; i++) { - var range = doc.sel.ranges[i]; - out.push(new Range(adjustForChange(range.anchor, change), - adjustForChange(range.head, change))); - } - return normalizeSelection(out, doc.sel.primIndex); - } - - function offsetPos(pos, old, nw) { - if (pos.line == old.line) - return Pos(nw.line, pos.ch - old.ch + nw.ch); - else - return Pos(nw.line + (pos.line - old.line), pos.ch); - } - - // Used by replaceSelections to allow moving the selection to the - // start or around the replaced test. Hint may be "start" or "around". - function computeReplacedSel(doc, changes, hint) { - var out = []; - var oldPrev = Pos(doc.first, 0), newPrev = oldPrev; - for (var i = 0; i < changes.length; i++) { - var change = changes[i]; - var from = offsetPos(change.from, oldPrev, newPrev); - var to = offsetPos(changeEnd(change), oldPrev, newPrev); - oldPrev = change.to; - newPrev = to; - if (hint == "around") { - var range = doc.sel.ranges[i], inv = cmp(range.head, range.anchor) < 0; - out[i] = new Range(inv ? to : from, inv ? from : to); + function viewCuttingPoint(cm, oldN, newN, dir) { + var index = findViewIndex(cm, oldN), diff, view = cm.display.view; + if (!sawCollapsedSpans || newN == cm.doc.first + cm.doc.size) + { return {index: index, lineN: newN} } + var n = cm.display.viewFrom; + for (var i = 0; i < index; i++) + { n += view[i].size; } + if (n != oldN) { + if (dir > 0) { + if (index == view.length - 1) { return null } + diff = (n + view[index].size) - oldN; + index++; } else { - out[i] = new Range(from, from); + diff = n - oldN; } + oldN += diff; newN += diff; + } + while (visualLineNo(cm.doc, newN) != newN) { + if (index == (dir < 0 ? 0 : view.length - 1)) { return null } + newN += dir * view[index - (dir < 0 ? 1 : 0)].size; + index += dir; } - return new Selection(out, doc.sel.primIndex); + return {index: index, lineN: newN} } - // Allow "beforeChange" event handlers to influence a change - function filterChange(doc, change, update) { - var obj = { - canceled: false, - from: change.from, - to: change.to, - text: change.text, - origin: change.origin, - cancel: function() { this.canceled = true; } - }; - if (update) obj.update = function(from, to, text, origin) { - if (from) this.from = clipPos(doc, from); - if (to) this.to = clipPos(doc, to); - if (text) this.text = text; - if (origin !== undefined) this.origin = origin; - }; - signal(doc, "beforeChange", doc, obj); - if (doc.cm) signal(doc.cm, "beforeChange", doc.cm, obj); - - if (obj.canceled) return null; - return {from: obj.from, to: obj.to, text: obj.text, origin: obj.origin}; + // Force the view to cover a given range, adding empty view element + // or clipping off existing ones as needed. + function adjustView(cm, from, to) { + var display = cm.display, view = display.view; + if (view.length == 0 || from >= display.viewTo || to <= display.viewFrom) { + display.view = buildViewArray(cm, from, to); + display.viewFrom = from; + } else { + if (display.viewFrom > from) + { display.view = buildViewArray(cm, from, display.viewFrom).concat(display.view); } + else if (display.viewFrom < from) + { display.view = display.view.slice(findViewIndex(cm, from)); } + display.viewFrom = from; + if (display.viewTo < to) + { display.view = display.view.concat(buildViewArray(cm, display.viewTo, to)); } + else if (display.viewTo > to) + { display.view = display.view.slice(0, findViewIndex(cm, to)); } + } + display.viewTo = to; } - // Apply a change to a document, and add it to the document's - // history, and propagating it to all linked documents. - function makeChange(doc, change, ignoreReadOnly) { - if (doc.cm) { - if (!doc.cm.curOp) return operation(doc.cm, makeChange)(doc, change, ignoreReadOnly); - if (doc.cm.state.suppressEdits) return; + // Count the number of lines in the view whose DOM representation is + // out of date (or nonexistent). + function countDirtyView(cm) { + var view = cm.display.view, dirty = 0; + for (var i = 0; i < view.length; i++) { + var lineView = view[i]; + if (!lineView.hidden && (!lineView.node || lineView.changes)) { ++dirty; } } + return dirty + } - if (hasHandler(doc, "beforeChange") || doc.cm && hasHandler(doc.cm, "beforeChange")) { - change = filterChange(doc, change, true); - if (!change) return; - } + // HIGHLIGHT WORKER - // Possibly split or suppress the update based on the presence - // of read-only spans in its range. - var split = sawReadOnlySpans && !ignoreReadOnly && removeReadOnlyRanges(doc, change.from, change.to); - if (split) { - for (var i = split.length - 1; i >= 0; --i) - makeChangeInner(doc, {from: split[i].from, to: split[i].to, text: i ? [""] : change.text}); - } else { - makeChangeInner(doc, change); - } + function startWorker(cm, time) { + if (cm.doc.highlightFrontier < cm.display.viewTo) + { cm.state.highlight.set(time, bind(highlightWorker, cm)); } } - function makeChangeInner(doc, change) { - if (change.text.length == 1 && change.text[0] == "" && cmp(change.from, change.to) == 0) return; - var selAfter = computeSelAfterChange(doc, change); - addChangeToHistory(doc, change, selAfter, doc.cm ? doc.cm.curOp.id : NaN); - - makeChangeSingleDoc(doc, change, selAfter, stretchSpansOverChange(doc, change)); - var rebased = []; + function highlightWorker(cm) { + var doc = cm.doc; + if (doc.highlightFrontier >= cm.display.viewTo) { return } + var end = +new Date + cm.options.workTime; + var context = getContextBefore(cm, doc.highlightFrontier); + var changedLines = []; - linkedDocs(doc, function(doc, sharedHist) { - if (!sharedHist && indexOf(rebased, doc.history) == -1) { - rebaseHist(doc.history, change); - rebased.push(doc.history); + doc.iter(context.line, Math.min(doc.first + doc.size, cm.display.viewTo + 500), function (line) { + if (context.line >= cm.display.viewFrom) { // Visible + var oldStyles = line.styles; + var resetState = line.text.length > cm.options.maxHighlightLength ? copyState(doc.mode, context.state) : null; + var highlighted = highlightLine(cm, line, context, true); + if (resetState) { context.state = resetState; } + line.styles = highlighted.styles; + var oldCls = line.styleClasses, newCls = highlighted.classes; + if (newCls) { line.styleClasses = newCls; } + else if (oldCls) { line.styleClasses = null; } + var ischange = !oldStyles || oldStyles.length != line.styles.length || + oldCls != newCls && (!oldCls || !newCls || oldCls.bgClass != newCls.bgClass || oldCls.textClass != newCls.textClass); + for (var i = 0; !ischange && i < oldStyles.length; ++i) { ischange = oldStyles[i] != line.styles[i]; } + if (ischange) { changedLines.push(context.line); } + line.stateAfter = context.save(); + context.nextLine(); + } else { + if (line.text.length <= cm.options.maxHighlightLength) + { processLine(cm, line.text, context); } + line.stateAfter = context.line % 5 == 0 ? context.save() : null; + context.nextLine(); + } + if (+new Date > end) { + startWorker(cm, cm.options.workDelay); + return true } - makeChangeSingleDoc(doc, change, null, stretchSpansOverChange(doc, change)); }); + doc.highlightFrontier = context.line; + doc.modeFrontier = Math.max(doc.modeFrontier, context.line); + if (changedLines.length) { runInOp(cm, function () { + for (var i = 0; i < changedLines.length; i++) + { regLineChange(cm, changedLines[i], "text"); } + }); } } - // Revert a change stored in a document's history. - function makeChangeFromHistory(doc, type, allowSelectionOnly) { - if (doc.cm && doc.cm.state.suppressEdits) return; + // DISPLAY DRAWING - var hist = doc.history, event, selAfter = doc.sel; - var source = type == "undo" ? hist.done : hist.undone, dest = type == "undo" ? hist.undone : hist.done; + var DisplayUpdate = function(cm, viewport, force) { + var display = cm.display; - // Verify that there is a useable event (so that ctrl-z won't - // needlessly clear selection events) - for (var i = 0; i < source.length; i++) { - event = source[i]; - if (allowSelectionOnly ? event.ranges && !event.equals(doc.sel) : !event.ranges) - break; - } - if (i == source.length) return; - hist.lastOrigin = hist.lastSelOrigin = null; + this.viewport = viewport; + // Store some values that we'll need later (but don't want to force a relayout for) + this.visible = visibleLines(display, cm.doc, viewport); + this.editorIsHidden = !display.wrapper.offsetWidth; + this.wrapperHeight = display.wrapper.clientHeight; + this.wrapperWidth = display.wrapper.clientWidth; + this.oldDisplayWidth = displayWidth(cm); + this.force = force; + this.dims = getDimensions(cm); + this.events = []; + }; - for (;;) { - event = source.pop(); - if (event.ranges) { - pushSelectionToHistory(event, dest); - if (allowSelectionOnly && !event.equals(doc.sel)) { - setSelection(doc, event, {clearRedo: false}); - return; - } - selAfter = event; - } - else break; - } + DisplayUpdate.prototype.signal = function (emitter, type) { + if (hasHandler(emitter, type)) + { this.events.push(arguments); } + }; + DisplayUpdate.prototype.finish = function () { + var this$1 = this; - // Build up a reverse change object to add to the opposite history - // stack (redo when undoing, and vice versa). - var antiChanges = []; - pushSelectionToHistory(selAfter, dest); - dest.push({changes: antiChanges, generation: hist.generation}); - hist.generation = event.generation || ++hist.maxGeneration; + for (var i = 0; i < this.events.length; i++) + { signal.apply(null, this$1.events[i]); } + }; - var filter = hasHandler(doc, "beforeChange") || doc.cm && hasHandler(doc.cm, "beforeChange"); + function maybeClipScrollbars(cm) { + var display = cm.display; + if (!display.scrollbarsClipped && display.scroller.offsetWidth) { + display.nativeBarWidth = display.scroller.offsetWidth - display.scroller.clientWidth; + display.heightForcer.style.height = scrollGap(cm) + "px"; + display.sizer.style.marginBottom = -display.nativeBarWidth + "px"; + display.sizer.style.borderRightWidth = scrollGap(cm) + "px"; + display.scrollbarsClipped = true; + } + } - for (var i = event.changes.length - 1; i >= 0; --i) { - var change = event.changes[i]; - change.origin = type; - if (filter && !filterChange(doc, change, false)) { - source.length = 0; - return; + function selectionSnapshot(cm) { + if (cm.hasFocus()) { return null } + var active = activeElt(); + if (!active || !contains(cm.display.lineDiv, active)) { return null } + var result = {activeElt: active}; + if (window.getSelection) { + var sel = window.getSelection(); + if (sel.anchorNode && sel.extend && contains(cm.display.lineDiv, sel.anchorNode)) { + result.anchorNode = sel.anchorNode; + result.anchorOffset = sel.anchorOffset; + result.focusNode = sel.focusNode; + result.focusOffset = sel.focusOffset; } - - antiChanges.push(historyChangeFromChange(doc, change)); - - var after = i ? computeSelAfterChange(doc, change) : lst(source); - makeChangeSingleDoc(doc, change, after, mergeOldSpans(doc, change)); - if (!i && doc.cm) doc.cm.scrollIntoView({from: change.from, to: changeEnd(change)}); - var rebased = []; - - // Propagate to the linked documents - linkedDocs(doc, function(doc, sharedHist) { - if (!sharedHist && indexOf(rebased, doc.history) == -1) { - rebaseHist(doc.history, change); - rebased.push(doc.history); - } - makeChangeSingleDoc(doc, change, null, mergeOldSpans(doc, change)); - }); } + return result } - // Sub-views need their line numbers shifted when text is added - // above or below them in the parent document. - function shiftDoc(doc, distance) { - if (distance == 0) return; - doc.first += distance; - doc.sel = new Selection(map(doc.sel.ranges, function(range) { - return new Range(Pos(range.anchor.line + distance, range.anchor.ch), - Pos(range.head.line + distance, range.head.ch)); - }), doc.sel.primIndex); - if (doc.cm) { - regChange(doc.cm, doc.first, doc.first - distance, distance); - for (var d = doc.cm.display, l = d.viewFrom; l < d.viewTo; l++) - regLineChange(doc.cm, l, "gutter"); + function restoreSelection(snapshot) { + if (!snapshot || !snapshot.activeElt || snapshot.activeElt == activeElt()) { return } + snapshot.activeElt.focus(); + if (snapshot.anchorNode && contains(document.body, snapshot.anchorNode) && contains(document.body, snapshot.focusNode)) { + var sel = window.getSelection(), range$$1 = document.createRange(); + range$$1.setEnd(snapshot.anchorNode, snapshot.anchorOffset); + range$$1.collapse(false); + sel.removeAllRanges(); + sel.addRange(range$$1); + sel.extend(snapshot.focusNode, snapshot.focusOffset); } } - // More lower-level change function, handling only a single document - // (not linked ones). - function makeChangeSingleDoc(doc, change, selAfter, spans) { - if (doc.cm && !doc.cm.curOp) - return operation(doc.cm, makeChangeSingleDoc)(doc, change, selAfter, spans); + // Does the actual updating of the line display. Bails out + // (returning false) when there is nothing to be done and forced is + // false. + function updateDisplayIfNeeded(cm, update) { + var display = cm.display, doc = cm.doc; - if (change.to.line < doc.first) { - shiftDoc(doc, change.text.length - 1 - (change.to.line - change.from.line)); - return; + if (update.editorIsHidden) { + resetView(cm); + return false } - if (change.from.line > doc.lastLine()) return; - // Clip the change to the size of this doc - if (change.from.line < doc.first) { - var shift = change.text.length - 1 - (doc.first - change.from.line); - shiftDoc(doc, shift); - change = {from: Pos(doc.first, 0), to: Pos(change.to.line + shift, change.to.ch), - text: [lst(change.text)], origin: change.origin}; + // Bail out if the visible area is already rendered and nothing changed. + if (!update.force && + update.visible.from >= display.viewFrom && update.visible.to <= display.viewTo && + (display.updateLineNumbers == null || display.updateLineNumbers >= display.viewTo) && + display.renderedView == display.view && countDirtyView(cm) == 0) + { return false } + + if (maybeUpdateLineNumberWidth(cm)) { + resetView(cm); + update.dims = getDimensions(cm); } - var last = doc.lastLine(); - if (change.to.line > last) { - change = {from: change.from, to: Pos(last, getLine(doc, last).text.length), - text: [change.text[0]], origin: change.origin}; + + // Compute a suitable new viewport (from & to) + var end = doc.first + doc.size; + var from = Math.max(update.visible.from - cm.options.viewportMargin, doc.first); + var to = Math.min(end, update.visible.to + cm.options.viewportMargin); + if (display.viewFrom < from && from - display.viewFrom < 20) { from = Math.max(doc.first, display.viewFrom); } + if (display.viewTo > to && display.viewTo - to < 20) { to = Math.min(end, display.viewTo); } + if (sawCollapsedSpans) { + from = visualLineNo(cm.doc, from); + to = visualLineEndNo(cm.doc, to); } - change.removed = getBetween(doc, change.from, change.to); + var different = from != display.viewFrom || to != display.viewTo || + display.lastWrapHeight != update.wrapperHeight || display.lastWrapWidth != update.wrapperWidth; + adjustView(cm, from, to); - if (!selAfter) selAfter = computeSelAfterChange(doc, change); - if (doc.cm) makeChangeSingleDocInEditor(doc.cm, change, spans); - else updateDoc(doc, change, spans); - setSelectionNoUndo(doc, selAfter, sel_dontScroll); - } + display.viewOffset = heightAtLine(getLine(cm.doc, display.viewFrom)); + // Position the mover div to align with the current scroll position + cm.display.mover.style.top = display.viewOffset + "px"; - // Handle the interaction of a change to a document with the editor - // that this document is part of. - function makeChangeSingleDocInEditor(cm, change, spans) { - var doc = cm.doc, display = cm.display, from = change.from, to = change.to; + var toUpdate = countDirtyView(cm); + if (!different && toUpdate == 0 && !update.force && display.renderedView == display.view && + (display.updateLineNumbers == null || display.updateLineNumbers >= display.viewTo)) + { return false } - var recomputeMaxLength = false, checkWidthStart = from.line; - if (!cm.options.lineWrapping) { - checkWidthStart = lineNo(visualLine(getLine(doc, from.line))); - doc.iter(checkWidthStart, to.line + 1, function(line) { - if (line == display.maxLine) { - recomputeMaxLength = true; - return true; - } - }); - } - - if (doc.sel.contains(change.from, change.to) > -1) - signalCursorActivity(cm); + // For big changes, we hide the enclosing element during the + // update, since that speeds up the operations on most browsers. + var selSnapshot = selectionSnapshot(cm); + if (toUpdate > 4) { display.lineDiv.style.display = "none"; } + patchDisplay(cm, display.updateLineNumbers, update.dims); + if (toUpdate > 4) { display.lineDiv.style.display = ""; } + display.renderedView = display.view; + // There might have been a widget with a focused element that got + // hidden or updated, if so re-focus it. + restoreSelection(selSnapshot); - updateDoc(doc, change, spans, estimateHeight(cm)); + // Prevent selection and cursors from interfering with the scroll + // width and height. + removeChildren(display.cursorDiv); + removeChildren(display.selectionDiv); + display.gutters.style.height = display.sizer.style.minHeight = 0; - if (!cm.options.lineWrapping) { - doc.iter(checkWidthStart, from.line + change.text.length, function(line) { - var len = lineLength(line); - if (len > display.maxLineLength) { - display.maxLine = line; - display.maxLineLength = len; - display.maxLineChanged = true; - recomputeMaxLength = false; - } - }); - if (recomputeMaxLength) cm.curOp.updateMaxLine = true; + if (different) { + display.lastWrapHeight = update.wrapperHeight; + display.lastWrapWidth = update.wrapperWidth; + startWorker(cm, 400); } - // Adjust frontier, schedule worker - doc.frontier = Math.min(doc.frontier, from.line); - startWorker(cm, 400); + display.updateLineNumbers = null; - var lendiff = change.text.length - (to.line - from.line) - 1; - // Remember that these lines changed, for updating the display - if (change.full) - regChange(cm); - else if (from.line == to.line && change.text.length == 1 && !isWholeLineUpdate(cm.doc, change)) - regLineChange(cm, from.line, "text"); - else - regChange(cm, from.line, to.line + 1, lendiff); + return true + } - var changesHandler = hasHandler(cm, "changes"), changeHandler = hasHandler(cm, "change"); - if (changeHandler || changesHandler) { - var obj = { - from: from, to: to, - text: change.text, - removed: change.removed, - origin: change.origin - }; - if (changeHandler) signalLater(cm, "change", cm, obj); - if (changesHandler) (cm.curOp.changeObjs || (cm.curOp.changeObjs = [])).push(obj); + function postUpdateDisplay(cm, update) { + var viewport = update.viewport; + + for (var first = true;; first = false) { + if (!first || !cm.options.lineWrapping || update.oldDisplayWidth == displayWidth(cm)) { + // Clip forced viewport to actual scrollable area. + if (viewport && viewport.top != null) + { viewport = {top: Math.min(cm.doc.height + paddingVert(cm.display) - displayHeight(cm), viewport.top)}; } + // Updated line heights might result in the drawn area not + // actually covering the viewport. Keep looping until it does. + update.visible = visibleLines(cm.display, cm.doc, viewport); + if (update.visible.from >= cm.display.viewFrom && update.visible.to <= cm.display.viewTo) + { break } + } + if (!updateDisplayIfNeeded(cm, update)) { break } + updateHeightsInViewport(cm); + var barMeasure = measureForScrollbars(cm); + updateSelection(cm); + updateScrollbars(cm, barMeasure); + setDocumentHeight(cm, barMeasure); + update.force = false; } - cm.display.selForContextMenu = null; - } - function replaceRange(doc, code, from, to, origin) { - if (!to) to = from; - if (cmp(to, from) < 0) { var tmp = to; to = from; from = tmp; } - if (typeof code == "string") code = doc.splitLines(code); - makeChange(doc, {from: from, to: to, text: code, origin: origin}); + update.signal(cm, "update", cm); + if (cm.display.viewFrom != cm.display.reportedViewFrom || cm.display.viewTo != cm.display.reportedViewTo) { + update.signal(cm, "viewportChange", cm, cm.display.viewFrom, cm.display.viewTo); + cm.display.reportedViewFrom = cm.display.viewFrom; cm.display.reportedViewTo = cm.display.viewTo; + } } - // SCROLLING THINGS INTO VIEW + function updateDisplaySimple(cm, viewport) { + var update = new DisplayUpdate(cm, viewport); + if (updateDisplayIfNeeded(cm, update)) { + updateHeightsInViewport(cm); + postUpdateDisplay(cm, update); + var barMeasure = measureForScrollbars(cm); + updateSelection(cm); + updateScrollbars(cm, barMeasure); + setDocumentHeight(cm, barMeasure); + update.finish(); + } + } - // If an editor sits on the top or bottom of the window, partially - // scrolled out of view, this ensures that the cursor is visible. - function maybeScrollWindow(cm, coords) { - if (signalDOMEvent(cm, "scrollCursorIntoView")) return; + // Sync the actual display DOM structure with display.view, removing + // nodes for lines that are no longer in view, and creating the ones + // that are not there yet, and updating the ones that are out of + // date. + function patchDisplay(cm, updateNumbersFrom, dims) { + var display = cm.display, lineNumbers = cm.options.lineNumbers; + var container = display.lineDiv, cur = container.firstChild; - var display = cm.display, box = display.sizer.getBoundingClientRect(), doScroll = null; - if (coords.top + box.top < 0) doScroll = true; - else if (coords.bottom + box.top > (window.innerHeight || document.documentElement.clientHeight)) doScroll = false; - if (doScroll != null && !phantom) { - var scrollNode = elt("div", "\u200b", null, "position: absolute; top: " + - (coords.top - display.viewOffset - paddingTop(cm.display)) + "px; height: " + - (coords.bottom - coords.top + scrollGap(cm) + display.barHeight) + "px; left: " + - coords.left + "px; width: 2px;"); - cm.display.lineSpace.appendChild(scrollNode); - scrollNode.scrollIntoView(doScroll); - cm.display.lineSpace.removeChild(scrollNode); + function rm(node) { + var next = node.nextSibling; + // Works around a throw-scroll bug in OS X Webkit + if (webkit && mac && cm.display.currentWheelTarget == node) + { node.style.display = "none"; } + else + { node.parentNode.removeChild(node); } + return next } - } - // Scroll a given position into view (immediately), verifying that - // it actually became visible (as line heights are accurately - // measured, the position of something may 'drift' during drawing). - function scrollPosIntoView(cm, pos, end, margin) { - if (margin == null) margin = 0; - for (var limit = 0; limit < 5; limit++) { - var changed = false, coords = cursorCoords(cm, pos); - var endCoords = !end || end == pos ? coords : cursorCoords(cm, end); - var scrollPos = calculateScrollPos(cm, Math.min(coords.left, endCoords.left), - Math.min(coords.top, endCoords.top) - margin, - Math.max(coords.left, endCoords.left), - Math.max(coords.bottom, endCoords.bottom) + margin); - var startTop = cm.doc.scrollTop, startLeft = cm.doc.scrollLeft; - if (scrollPos.scrollTop != null) { - setScrollTop(cm, scrollPos.scrollTop); - if (Math.abs(cm.doc.scrollTop - startTop) > 1) changed = true; - } - if (scrollPos.scrollLeft != null) { - setScrollLeft(cm, scrollPos.scrollLeft); - if (Math.abs(cm.doc.scrollLeft - startLeft) > 1) changed = true; + var view = display.view, lineN = display.viewFrom; + // Loop over the elements in the view, syncing cur (the DOM nodes + // in display.lineDiv) with the view as we go. + for (var i = 0; i < view.length; i++) { + var lineView = view[i]; + if (lineView.hidden) ; else if (!lineView.node || lineView.node.parentNode != container) { // Not drawn yet + var node = buildLineElement(cm, lineView, lineN, dims); + container.insertBefore(node, cur); + } else { // Already drawn + while (cur != lineView.node) { cur = rm(cur); } + var updateNumber = lineNumbers && updateNumbersFrom != null && + updateNumbersFrom <= lineN && lineView.lineNumber; + if (lineView.changes) { + if (indexOf(lineView.changes, "gutter") > -1) { updateNumber = false; } + updateLineForChanges(cm, lineView, lineN, dims); + } + if (updateNumber) { + removeChildren(lineView.lineNumber); + lineView.lineNumber.appendChild(document.createTextNode(lineNumberFor(cm.options, lineN))); + } + cur = lineView.node.nextSibling; } - if (!changed) break; + lineN += lineView.size; } - return coords; + while (cur) { cur = rm(cur); } } - // Scroll a given set of coordinates into view (immediately). - function scrollIntoView(cm, x1, y1, x2, y2) { - var scrollPos = calculateScrollPos(cm, x1, y1, x2, y2); - if (scrollPos.scrollTop != null) setScrollTop(cm, scrollPos.scrollTop); - if (scrollPos.scrollLeft != null) setScrollLeft(cm, scrollPos.scrollLeft); + function updateGutterSpace(cm) { + var width = cm.display.gutters.offsetWidth; + cm.display.sizer.style.marginLeft = width + "px"; } - // Calculate a new scroll position needed to scroll the given - // rectangle into view. Returns an object with scrollTop and - // scrollLeft properties. When these are undefined, the - // vertical/horizontal position does not need to be adjusted. - function calculateScrollPos(cm, x1, y1, x2, y2) { - var display = cm.display, snapMargin = textHeight(cm.display); - if (y1 < 0) y1 = 0; - var screentop = cm.curOp && cm.curOp.scrollTop != null ? cm.curOp.scrollTop : display.scroller.scrollTop; - var screen = displayHeight(cm), result = {}; - if (y2 - y1 > screen) y2 = y1 + screen; - var docBottom = cm.doc.height + paddingVert(display); - var atTop = y1 < snapMargin, atBottom = y2 > docBottom - snapMargin; - if (y1 < screentop) { - result.scrollTop = atTop ? 0 : y1; - } else if (y2 > screentop + screen) { - var newTop = Math.min(y1, (atBottom ? docBottom : y2) - screen); - if (newTop != screentop) result.scrollTop = newTop; - } - - var screenleft = cm.curOp && cm.curOp.scrollLeft != null ? cm.curOp.scrollLeft : display.scroller.scrollLeft; - var screenw = displayWidth(cm) - (cm.options.fixedGutter ? display.gutters.offsetWidth : 0); - var tooWide = x2 - x1 > screenw; - if (tooWide) x2 = x1 + screenw; - if (x1 < 10) - result.scrollLeft = 0; - else if (x1 < screenleft) - result.scrollLeft = Math.max(0, x1 - (tooWide ? 0 : 10)); - else if (x2 > screenw + screenleft - 3) - result.scrollLeft = x2 + (tooWide ? 0 : 10) - screenw; - return result; + function setDocumentHeight(cm, measure) { + cm.display.sizer.style.minHeight = measure.docHeight + "px"; + cm.display.heightForcer.style.top = measure.docHeight + "px"; + cm.display.gutters.style.height = (measure.docHeight + cm.display.barHeight + scrollGap(cm)) + "px"; } - // Store a relative adjustment to the scroll position in the current - // operation (to be applied when the operation finishes). - function addToScrollPos(cm, left, top) { - if (left != null || top != null) resolveScrollToPos(cm); - if (left != null) - cm.curOp.scrollLeft = (cm.curOp.scrollLeft == null ? cm.doc.scrollLeft : cm.curOp.scrollLeft) + left; - if (top != null) - cm.curOp.scrollTop = (cm.curOp.scrollTop == null ? cm.doc.scrollTop : cm.curOp.scrollTop) + top; + // Rebuild the gutter elements, ensure the margin to the left of the + // code matches their width. + function updateGutters(cm) { + var gutters = cm.display.gutters, specs = cm.options.gutters; + removeChildren(gutters); + var i = 0; + for (; i < specs.length; ++i) { + var gutterClass = specs[i]; + var gElt = gutters.appendChild(elt("div", null, "CodeMirror-gutter " + gutterClass)); + if (gutterClass == "CodeMirror-linenumbers") { + cm.display.lineGutter = gElt; + gElt.style.width = (cm.display.lineNumWidth || 1) + "px"; + } + } + gutters.style.display = i ? "" : "none"; + updateGutterSpace(cm); } - // Make sure that at the end of the operation the current cursor is - // shown. - function ensureCursorVisible(cm) { - resolveScrollToPos(cm); - var cur = cm.getCursor(), from = cur, to = cur; - if (!cm.options.lineWrapping) { - from = cur.ch ? Pos(cur.line, cur.ch - 1) : cur; - to = Pos(cur.line, cur.ch + 1); + // Make sure the gutters options contains the element + // "CodeMirror-linenumbers" when the lineNumbers option is true. + function setGuttersForLineNumbers(options) { + var found = indexOf(options.gutters, "CodeMirror-linenumbers"); + if (found == -1 && options.lineNumbers) { + options.gutters = options.gutters.concat(["CodeMirror-linenumbers"]); + } else if (found > -1 && !options.lineNumbers) { + options.gutters = options.gutters.slice(0); + options.gutters.splice(found, 1); } - cm.curOp.scrollToPos = {from: from, to: to, margin: cm.options.cursorScrollMargin, isCursor: true}; } - // When an operation has its scrollToPos property set, and another - // scroll action is applied before the end of the operation, this - // 'simulates' scrolling that position into view in a cheap way, so - // that the effect of intermediate scroll commands is not ignored. - function resolveScrollToPos(cm) { - var range = cm.curOp.scrollToPos; - if (range) { - cm.curOp.scrollToPos = null; - var from = estimateCoords(cm, range.from), to = estimateCoords(cm, range.to); - var sPos = calculateScrollPos(cm, Math.min(from.left, to.left), - Math.min(from.top, to.top) - range.margin, - Math.max(from.right, to.right), - Math.max(from.bottom, to.bottom) + range.margin); - cm.scrollTo(sPos.scrollLeft, sPos.scrollTop); - } + // Since the delta values reported on mouse wheel events are + // unstandardized between browsers and even browser versions, and + // generally horribly unpredictable, this code starts by measuring + // the scroll effect that the first few mouse wheel events have, + // and, from that, detects the way it can convert deltas to pixel + // offsets afterwards. + // + // The reason we want to know the amount a wheel event will scroll + // is that it gives us a chance to update the display before the + // actual scrolling happens, reducing flickering. + + var wheelSamples = 0, wheelPixelsPerUnit = null; + // Fill in a browser-detected starting value on browsers where we + // know one. These don't have to be accurate -- the result of them + // being wrong would just be a slight flicker on the first wheel + // scroll (if it is large enough). + if (ie) { wheelPixelsPerUnit = -.53; } + else if (gecko) { wheelPixelsPerUnit = 15; } + else if (chrome) { wheelPixelsPerUnit = -.7; } + else if (safari) { wheelPixelsPerUnit = -1/3; } + + function wheelEventDelta(e) { + var dx = e.wheelDeltaX, dy = e.wheelDeltaY; + if (dx == null && e.detail && e.axis == e.HORIZONTAL_AXIS) { dx = e.detail; } + if (dy == null && e.detail && e.axis == e.VERTICAL_AXIS) { dy = e.detail; } + else if (dy == null) { dy = e.wheelDelta; } + return {x: dx, y: dy} + } + function wheelEventPixels(e) { + var delta = wheelEventDelta(e); + delta.x *= wheelPixelsPerUnit; + delta.y *= wheelPixelsPerUnit; + return delta } - // API UTILITIES + function onScrollWheel(cm, e) { + var delta = wheelEventDelta(e), dx = delta.x, dy = delta.y; - // Indent the given line. The how parameter can be "smart", - // "add"/null, "subtract", or "prev". When aggressive is false - // (typically set to true for forced single-line indents), empty - // lines are not indented, and places where the mode returns Pass - // are left alone. - function indentLine(cm, n, how, aggressive) { - var doc = cm.doc, state; - if (how == null) how = "add"; - if (how == "smart") { - // Fall back to "prev" when the mode doesn't have an indentation - // method. - if (!doc.mode.indent) how = "prev"; - else state = getStateBefore(cm, n); - } + var display = cm.display, scroll = display.scroller; + // Quit if there's nothing to scroll here + var canScrollX = scroll.scrollWidth > scroll.clientWidth; + var canScrollY = scroll.scrollHeight > scroll.clientHeight; + if (!(dx && canScrollX || dy && canScrollY)) { return } - var tabSize = cm.options.tabSize; - var line = getLine(doc, n), curSpace = countColumn(line.text, null, tabSize); - if (line.stateAfter) line.stateAfter = null; - var curSpaceString = line.text.match(/^\s*/)[0], indentation; - if (!aggressive && !/\S/.test(line.text)) { - indentation = 0; - how = "not"; - } else if (how == "smart") { - indentation = doc.mode.indent(state, line.text.slice(curSpaceString.length), line.text); - if (indentation == Pass || indentation > 150) { - if (!aggressive) return; - how = "prev"; + // Webkit browsers on OS X abort momentum scrolls when the target + // of the scroll event is removed from the scrollable element. + // This hack (see related code in patchDisplay) makes sure the + // element is kept around. + if (dy && mac && webkit) { + outer: for (var cur = e.target, view = display.view; cur != scroll; cur = cur.parentNode) { + for (var i = 0; i < view.length; i++) { + if (view[i].node == cur) { + cm.display.currentWheelTarget = cur; + break outer + } + } } } - if (how == "prev") { - if (n > doc.first) indentation = countColumn(getLine(doc, n-1).text, null, tabSize); - else indentation = 0; - } else if (how == "add") { - indentation = curSpace + cm.options.indentUnit; - } else if (how == "subtract") { - indentation = curSpace - cm.options.indentUnit; - } else if (typeof how == "number") { - indentation = curSpace + how; - } - indentation = Math.max(0, indentation); - - var indentString = "", pos = 0; - if (cm.options.indentWithTabs) - for (var i = Math.floor(indentation / tabSize); i; --i) {pos += tabSize; indentString += "\t";} - if (pos < indentation) indentString += spaceStr(indentation - pos); - if (indentString != curSpaceString) { - replaceRange(doc, indentString, Pos(n, 0), Pos(n, curSpaceString.length), "+input"); - line.stateAfter = null; - return true; - } else { - // Ensure that, if the cursor was in the whitespace at the start - // of the line, it is moved to the end of that space. - for (var i = 0; i < doc.sel.ranges.length; i++) { - var range = doc.sel.ranges[i]; - if (range.head.line == n && range.head.ch < curSpaceString.length) { - var pos = Pos(n, curSpaceString.length); - replaceOneSelection(doc, i, new Range(pos, pos)); - break; - } - } + // On some browsers, horizontal scrolling will cause redraws to + // happen before the gutter has been realigned, causing it to + // wriggle around in a most unseemly way. When we have an + // estimated pixels/delta value, we just handle horizontal + // scrolling entirely here. It'll be slightly off from native, but + // better than glitching out. + if (dx && !gecko && !presto && wheelPixelsPerUnit != null) { + if (dy && canScrollY) + { updateScrollTop(cm, Math.max(0, scroll.scrollTop + dy * wheelPixelsPerUnit)); } + setScrollLeft(cm, Math.max(0, scroll.scrollLeft + dx * wheelPixelsPerUnit)); + // Only prevent default scrolling if vertical scrolling is + // actually possible. Otherwise, it causes vertical scroll + // jitter on OSX trackpads when deltaX is small and deltaY + // is large (issue #3579) + if (!dy || (dy && canScrollY)) + { e_preventDefault(e); } + display.wheelStartX = null; // Abort measurement, if in progress + return } - } - // Utility for applying a change to a line by handle or number, - // returning the number and optionally registering the line as - // changed. - function changeLine(doc, handle, changeType, op) { - var no = handle, line = handle; - if (typeof handle == "number") line = getLine(doc, clipLine(doc, handle)); - else no = lineNo(handle); - if (no == null) return null; - if (op(line, no) && doc.cm) regLineChange(doc.cm, no, changeType); - return line; - } + // 'Project' the visible viewport to cover the area that is being + // scrolled into view (if we know enough to estimate it). + if (dy && wheelPixelsPerUnit != null) { + var pixels = dy * wheelPixelsPerUnit; + var top = cm.doc.scrollTop, bot = top + display.wrapper.clientHeight; + if (pixels < 0) { top = Math.max(0, top + pixels - 50); } + else { bot = Math.min(cm.doc.height, bot + pixels + 50); } + updateDisplaySimple(cm, {top: top, bottom: bot}); + } - // Helper for deleting text near the selection(s), used to implement - // backspace, delete, and similar functionality. - function deleteNearSelection(cm, compute) { - var ranges = cm.doc.sel.ranges, kill = []; - // Build up a set of ranges to kill first, merging overlapping - // ranges. - for (var i = 0; i < ranges.length; i++) { - var toKill = compute(ranges[i]); - while (kill.length && cmp(toKill.from, lst(kill).to) <= 0) { - var replaced = kill.pop(); - if (cmp(replaced.from, toKill.from) < 0) { - toKill.from = replaced.from; - break; - } + if (wheelSamples < 20) { + if (display.wheelStartX == null) { + display.wheelStartX = scroll.scrollLeft; display.wheelStartY = scroll.scrollTop; + display.wheelDX = dx; display.wheelDY = dy; + setTimeout(function () { + if (display.wheelStartX == null) { return } + var movedX = scroll.scrollLeft - display.wheelStartX; + var movedY = scroll.scrollTop - display.wheelStartY; + var sample = (movedY && display.wheelDY && movedY / display.wheelDY) || + (movedX && display.wheelDX && movedX / display.wheelDX); + display.wheelStartX = display.wheelStartY = null; + if (!sample) { return } + wheelPixelsPerUnit = (wheelPixelsPerUnit * wheelSamples + sample) / (wheelSamples + 1); + ++wheelSamples; + }, 200); + } else { + display.wheelDX += dx; display.wheelDY += dy; } - kill.push(toKill); } - // Next, remove those actual ranges. - runInOp(cm, function() { - for (var i = kill.length - 1; i >= 0; i--) - replaceRange(cm.doc, "", kill[i].from, kill[i].to, "+delete"); - ensureCursorVisible(cm); - }); } - // Used for horizontal relative motion. Dir is -1 or 1 (left or - // right), unit can be "char", "column" (like char, but doesn't - // cross line boundaries), "word" (across next word), or "group" (to - // the start of next group of word or non-word-non-whitespace - // chars). The visually param controls whether, in right-to-left - // text, direction 1 means to move towards the next index in the - // string, or towards the character to the right of the current - // position. The resulting position will have a hitSide=true - // property if it reached the end of the document. - function findPosH(doc, pos, dir, unit, visually) { - var line = pos.line, ch = pos.ch, origDir = dir; - var lineObj = getLine(doc, line); - function findNextLine() { - var l = line + dir; - if (l < doc.first || l >= doc.first + doc.size) return false - line = l; - return lineObj = getLine(doc, l); - } - function moveOnce(boundToLine) { - var next = (visually ? moveVisually : moveLogically)(lineObj, ch, dir, true); - if (next == null) { - if (!boundToLine && findNextLine()) { - if (visually) ch = (dir < 0 ? lineRight : lineLeft)(lineObj); - else ch = dir < 0 ? lineObj.text.length : 0; - } else return false - } else ch = next; - return true; - } + // Selection objects are immutable. A new one is created every time + // the selection changes. A selection is one or more non-overlapping + // (and non-touching) ranges, sorted, and an integer that indicates + // which one is the primary selection (the one that's scrolled into + // view, that getCursor returns, etc). + var Selection = function(ranges, primIndex) { + this.ranges = ranges; + this.primIndex = primIndex; + }; - if (unit == "char") { - moveOnce() - } else if (unit == "column") { - moveOnce(true) - } else if (unit == "word" || unit == "group") { - var sawType = null, group = unit == "group"; - var helper = doc.cm && doc.cm.getHelper(pos, "wordChars"); - for (var first = true;; first = false) { - if (dir < 0 && !moveOnce(!first)) break; - var cur = lineObj.text.charAt(ch) || "\n"; - var type = isWordChar(cur, helper) ? "w" - : group && cur == "\n" ? "n" - : !group || /\s/.test(cur) ? null - : "p"; - if (group && !first && !type) type = "s"; - if (sawType && sawType != type) { - if (dir < 0) {dir = 1; moveOnce();} - break; - } + Selection.prototype.primary = function () { return this.ranges[this.primIndex] }; - if (type) sawType = type; - if (dir > 0 && !moveOnce(!first)) break; - } - } - var result = skipAtomic(doc, Pos(line, ch), pos, origDir, true); - if (!cmp(pos, result)) result.hitSide = true; - return result; - } + Selection.prototype.equals = function (other) { + var this$1 = this; - // For relative vertical movement. Dir may be -1 or 1. Unit can be - // "page" or "line". The resulting position will have a hitSide=true - // property if it reached the end of the document. - function findPosV(cm, pos, dir, unit) { - var doc = cm.doc, x = pos.left, y; - if (unit == "page") { - var pageSize = Math.min(cm.display.wrapper.clientHeight, window.innerHeight || document.documentElement.clientHeight); - y = pos.top + dir * (pageSize - (dir < 0 ? 1.5 : .5) * textHeight(cm.display)); - } else if (unit == "line") { - y = dir > 0 ? pos.bottom + 3 : pos.top - 3; + if (other == this) { return true } + if (other.primIndex != this.primIndex || other.ranges.length != this.ranges.length) { return false } + for (var i = 0; i < this.ranges.length; i++) { + var here = this$1.ranges[i], there = other.ranges[i]; + if (!equalCursorPos(here.anchor, there.anchor) || !equalCursorPos(here.head, there.head)) { return false } } - for (;;) { - var target = coordsChar(cm, x, y); - if (!target.outside) break; - if (dir < 0 ? y <= 0 : y >= doc.height) { target.hitSide = true; break; } - y += dir * 5; - } - return target; - } + return true + }; - // EDITOR METHODS + Selection.prototype.deepCopy = function () { + var this$1 = this; - // The publicly visible API. Note that methodOp(f) means - // 'wrap f in an operation, performed on its `this` parameter'. + var out = []; + for (var i = 0; i < this.ranges.length; i++) + { out[i] = new Range(copyPos(this$1.ranges[i].anchor), copyPos(this$1.ranges[i].head)); } + return new Selection(out, this.primIndex) + }; - // This is not the complete set of editor methods. Most of the - // methods defined on the Doc type are also injected into - // CodeMirror.prototype, for backwards compatibility and - // convenience. + Selection.prototype.somethingSelected = function () { + var this$1 = this; - CodeMirror.prototype = { - constructor: CodeMirror, - focus: function(){window.focus(); this.display.input.focus();}, + for (var i = 0; i < this.ranges.length; i++) + { if (!this$1.ranges[i].empty()) { return true } } + return false + }; - setOption: function(option, value) { - var options = this.options, old = options[option]; - if (options[option] == value && option != "mode") return; - options[option] = value; - if (optionHandlers.hasOwnProperty(option)) - operation(this, optionHandlers[option])(this, value, old); - }, + Selection.prototype.contains = function (pos, end) { + var this$1 = this; - getOption: function(option) {return this.options[option];}, - getDoc: function() {return this.doc;}, + if (!end) { end = pos; } + for (var i = 0; i < this.ranges.length; i++) { + var range = this$1.ranges[i]; + if (cmp(end, range.from()) >= 0 && cmp(pos, range.to()) <= 0) + { return i } + } + return -1 + }; - addKeyMap: function(map, bottom) { - this.state.keyMaps[bottom ? "push" : "unshift"](getKeyMap(map)); - }, - removeKeyMap: function(map) { - var maps = this.state.keyMaps; - for (var i = 0; i < maps.length; ++i) - if (maps[i] == map || maps[i].name == map) { - maps.splice(i, 1); - return true; - } - }, + var Range = function(anchor, head) { + this.anchor = anchor; this.head = head; + }; - addOverlay: methodOp(function(spec, options) { - var mode = spec.token ? spec : CodeMirror.getMode(this.options, spec); - if (mode.startState) throw new Error("Overlays may not be stateful."); - this.state.overlays.push({mode: mode, modeSpec: spec, opaque: options && options.opaque}); - this.state.modeGen++; - regChange(this); - }), - removeOverlay: methodOp(function(spec) { - var overlays = this.state.overlays; - for (var i = 0; i < overlays.length; ++i) { - var cur = overlays[i].modeSpec; - if (cur == spec || typeof spec == "string" && cur.name == spec) { - overlays.splice(i, 1); - this.state.modeGen++; - regChange(this); - return; - } - } - }), + Range.prototype.from = function () { return minPos(this.anchor, this.head) }; + Range.prototype.to = function () { return maxPos(this.anchor, this.head) }; + Range.prototype.empty = function () { return this.head.line == this.anchor.line && this.head.ch == this.anchor.ch }; - indentLine: methodOp(function(n, dir, aggressive) { - if (typeof dir != "string" && typeof dir != "number") { - if (dir == null) dir = this.options.smartIndent ? "smart" : "prev"; - else dir = dir ? "add" : "subtract"; - } - if (isLine(this.doc, n)) indentLine(this, n, dir, aggressive); - }), - indentSelection: methodOp(function(how) { - var ranges = this.doc.sel.ranges, end = -1; - for (var i = 0; i < ranges.length; i++) { - var range = ranges[i]; - if (!range.empty()) { - var from = range.from(), to = range.to(); - var start = Math.max(end, from.line); - end = Math.min(this.lastLine(), to.line - (to.ch ? 0 : 1)) + 1; - for (var j = start; j < end; ++j) - indentLine(this, j, how); - var newRanges = this.doc.sel.ranges; - if (from.ch == 0 && ranges.length == newRanges.length && newRanges[i].from().ch > 0) - replaceOneSelection(this.doc, i, new Range(from, newRanges[i].to()), sel_dontScroll); - } else if (range.head.line > end) { - indentLine(this, range.head.line, how, true); - end = range.head.line; - if (i == this.doc.sel.primIndex) ensureCursorVisible(this); - } + // Take an unsorted, potentially overlapping set of ranges, and + // build a selection out of it. 'Consumes' ranges array (modifying + // it). + function normalizeSelection(cm, ranges, primIndex) { + var mayTouch = cm && cm.options.selectionsMayTouch; + var prim = ranges[primIndex]; + ranges.sort(function (a, b) { return cmp(a.from(), b.from()); }); + primIndex = indexOf(ranges, prim); + for (var i = 1; i < ranges.length; i++) { + var cur = ranges[i], prev = ranges[i - 1]; + var diff = cmp(prev.to(), cur.from()); + if (mayTouch && !cur.empty() ? diff > 0 : diff >= 0) { + var from = minPos(prev.from(), cur.from()), to = maxPos(prev.to(), cur.to()); + var inv = prev.empty() ? cur.from() == cur.head : prev.from() == prev.head; + if (i <= primIndex) { --primIndex; } + ranges.splice(--i, 2, new Range(inv ? to : from, inv ? from : to)); } - }), - - // Fetch the parser token for a given character. Useful for hacks - // that want to inspect the mode state (say, for completion). - getTokenAt: function(pos, precise) { - return takeToken(this, pos, precise); - }, - - getLineTokens: function(line, precise) { - return takeToken(this, Pos(line), precise, true); - }, - - getTokenTypeAt: function(pos) { - pos = clipPos(this.doc, pos); - var styles = getLineStyles(this, getLine(this.doc, pos.line)); - var before = 0, after = (styles.length - 1) / 2, ch = pos.ch; - var type; - if (ch == 0) type = styles[2]; - else for (;;) { - var mid = (before + after) >> 1; - if ((mid ? styles[mid * 2 - 1] : 0) >= ch) after = mid; - else if (styles[mid * 2 + 1] < ch) before = mid + 1; - else { type = styles[mid * 2 + 2]; break; } - } - var cut = type ? type.indexOf("cm-overlay ") : -1; - return cut < 0 ? type : cut == 0 ? null : type.slice(0, cut - 1); - }, - - getModeAt: function(pos) { - var mode = this.doc.mode; - if (!mode.innerMode) return mode; - return CodeMirror.innerMode(mode, this.getTokenAt(pos).state).mode; - }, + } + return new Selection(ranges, primIndex) + } - getHelper: function(pos, type) { - return this.getHelpers(pos, type)[0]; - }, + function simpleSelection(anchor, head) { + return new Selection([new Range(anchor, head || anchor)], 0) + } - getHelpers: function(pos, type) { - var found = []; - if (!helpers.hasOwnProperty(type)) return found; - var help = helpers[type], mode = this.getModeAt(pos); - if (typeof mode[type] == "string") { - if (help[mode[type]]) found.push(help[mode[type]]); - } else if (mode[type]) { - for (var i = 0; i < mode[type].length; i++) { - var val = help[mode[type][i]]; - if (val) found.push(val); - } - } else if (mode.helperType && help[mode.helperType]) { - found.push(help[mode.helperType]); - } else if (help[mode.name]) { - found.push(help[mode.name]); - } - for (var i = 0; i < help._global.length; i++) { - var cur = help._global[i]; - if (cur.pred(mode, this) && indexOf(found, cur.val) == -1) - found.push(cur.val); - } - return found; - }, + // Compute the position of the end of a change (its 'to' property + // refers to the pre-change end). + function changeEnd(change) { + if (!change.text) { return change.to } + return Pos(change.from.line + change.text.length - 1, + lst(change.text).length + (change.text.length == 1 ? change.from.ch : 0)) + } - getStateAfter: function(line, precise) { - var doc = this.doc; - line = clipLine(doc, line == null ? doc.first + doc.size - 1: line); - return getStateBefore(this, line + 1, precise); - }, + // Adjust a position to refer to the post-change position of the + // same text, or the end of the change if the change covers it. + function adjustForChange(pos, change) { + if (cmp(pos, change.from) < 0) { return pos } + if (cmp(pos, change.to) <= 0) { return changeEnd(change) } - cursorCoords: function(start, mode) { - var pos, range = this.doc.sel.primary(); - if (start == null) pos = range.head; - else if (typeof start == "object") pos = clipPos(this.doc, start); - else pos = start ? range.from() : range.to(); - return cursorCoords(this, pos, mode || "page"); - }, + var line = pos.line + change.text.length - (change.to.line - change.from.line) - 1, ch = pos.ch; + if (pos.line == change.to.line) { ch += changeEnd(change).ch - change.to.ch; } + return Pos(line, ch) + } - charCoords: function(pos, mode) { - return charCoords(this, clipPos(this.doc, pos), mode || "page"); - }, + function computeSelAfterChange(doc, change) { + var out = []; + for (var i = 0; i < doc.sel.ranges.length; i++) { + var range = doc.sel.ranges[i]; + out.push(new Range(adjustForChange(range.anchor, change), + adjustForChange(range.head, change))); + } + return normalizeSelection(doc.cm, out, doc.sel.primIndex) + } - coordsChar: function(coords, mode) { - coords = fromCoordSystem(this, coords, mode || "page"); - return coordsChar(this, coords.left, coords.top); - }, + function offsetPos(pos, old, nw) { + if (pos.line == old.line) + { return Pos(nw.line, pos.ch - old.ch + nw.ch) } + else + { return Pos(nw.line + (pos.line - old.line), pos.ch) } + } - lineAtHeight: function(height, mode) { - height = fromCoordSystem(this, {top: height, left: 0}, mode || "page").top; - return lineAtHeight(this.doc, height + this.display.viewOffset); - }, - heightAtLine: function(line, mode) { - var end = false, lineObj; - if (typeof line == "number") { - var last = this.doc.first + this.doc.size - 1; - if (line < this.doc.first) line = this.doc.first; - else if (line > last) { line = last; end = true; } - lineObj = getLine(this.doc, line); + // Used by replaceSelections to allow moving the selection to the + // start or around the replaced test. Hint may be "start" or "around". + function computeReplacedSel(doc, changes, hint) { + var out = []; + var oldPrev = Pos(doc.first, 0), newPrev = oldPrev; + for (var i = 0; i < changes.length; i++) { + var change = changes[i]; + var from = offsetPos(change.from, oldPrev, newPrev); + var to = offsetPos(changeEnd(change), oldPrev, newPrev); + oldPrev = change.to; + newPrev = to; + if (hint == "around") { + var range = doc.sel.ranges[i], inv = cmp(range.head, range.anchor) < 0; + out[i] = new Range(inv ? to : from, inv ? from : to); } else { - lineObj = line; + out[i] = new Range(from, from); } - return intoCoordSystem(this, lineObj, {top: 0, left: 0}, mode || "page").top + - (end ? this.doc.height - heightAtLine(lineObj) : 0); - }, + } + return new Selection(out, doc.sel.primIndex) + } - defaultTextHeight: function() { return textHeight(this.display); }, - defaultCharWidth: function() { return charWidth(this.display); }, + // Used to get the editor into a consistent state again when options change. - setGutterMarker: methodOp(function(line, gutterID, value) { - return changeLine(this.doc, line, "gutter", function(line) { - var markers = line.gutterMarkers || (line.gutterMarkers = {}); - markers[gutterID] = value; - if (!value && isEmpty(markers)) line.gutterMarkers = null; - return true; - }); - }), + function loadMode(cm) { + cm.doc.mode = getMode(cm.options, cm.doc.modeOption); + resetModeState(cm); + } - clearGutter: methodOp(function(gutterID) { - var cm = this, doc = cm.doc, i = doc.first; - doc.iter(function(line) { - if (line.gutterMarkers && line.gutterMarkers[gutterID]) { - line.gutterMarkers[gutterID] = null; - regLineChange(cm, i, "gutter"); - if (isEmpty(line.gutterMarkers)) line.gutterMarkers = null; - } - ++i; - }); - }), + function resetModeState(cm) { + cm.doc.iter(function (line) { + if (line.stateAfter) { line.stateAfter = null; } + if (line.styles) { line.styles = null; } + }); + cm.doc.modeFrontier = cm.doc.highlightFrontier = cm.doc.first; + startWorker(cm, 100); + cm.state.modeGen++; + if (cm.curOp) { regChange(cm); } + } - lineInfo: function(line) { - if (typeof line == "number") { - if (!isLine(this.doc, line)) return null; - var n = line; - line = getLine(this.doc, line); - if (!line) return null; - } else { - var n = lineNo(line); - if (n == null) return null; - } - return {line: n, handle: line, text: line.text, gutterMarkers: line.gutterMarkers, - textClass: line.textClass, bgClass: line.bgClass, wrapClass: line.wrapClass, - widgets: line.widgets}; - }, + // DOCUMENT DATA STRUCTURE - getViewport: function() { return {from: this.display.viewFrom, to: this.display.viewTo};}, - - addWidget: function(pos, node, scroll, vert, horiz) { - var display = this.display; - pos = cursorCoords(this, clipPos(this.doc, pos)); - var top = pos.bottom, left = pos.left; - node.style.position = "absolute"; - node.setAttribute("cm-ignore-events", "true"); - this.display.input.setUneditable(node); - display.sizer.appendChild(node); - if (vert == "over") { - top = pos.top; - } else if (vert == "above" || vert == "near") { - var vspace = Math.max(display.wrapper.clientHeight, this.doc.height), - hspace = Math.max(display.sizer.clientWidth, display.lineSpace.clientWidth); - // Default to positioning above (if specified and possible); otherwise default to positioning below - if ((vert == 'above' || pos.bottom + node.offsetHeight > vspace) && pos.top > node.offsetHeight) - top = pos.top - node.offsetHeight; - else if (pos.bottom + node.offsetHeight <= vspace) - top = pos.bottom; - if (left + node.offsetWidth > hspace) - left = hspace - node.offsetWidth; - } - node.style.top = top + "px"; - node.style.left = node.style.right = ""; - if (horiz == "right") { - left = display.sizer.clientWidth - node.offsetWidth; - node.style.right = "0px"; - } else { - if (horiz == "left") left = 0; - else if (horiz == "middle") left = (display.sizer.clientWidth - node.offsetWidth) / 2; - node.style.left = left + "px"; - } - if (scroll) - scrollIntoView(this, left, top, left + node.offsetWidth, top + node.offsetHeight); - }, - - triggerOnKeyDown: methodOp(onKeyDown), - triggerOnKeyPress: methodOp(onKeyPress), - triggerOnKeyUp: onKeyUp, + // By default, updates that start and end at the beginning of a line + // are treated specially, in order to make the association of line + // widgets and marker elements with the text behave more intuitive. + function isWholeLineUpdate(doc, change) { + return change.from.ch == 0 && change.to.ch == 0 && lst(change.text) == "" && + (!doc.cm || doc.cm.options.wholeLineUpdateBefore) + } - execCommand: function(cmd) { - if (commands.hasOwnProperty(cmd)) - return commands[cmd].call(null, this); - }, + // Perform a change on the document data structure. + function updateDoc(doc, change, markedSpans, estimateHeight$$1) { + function spansFor(n) {return markedSpans ? markedSpans[n] : null} + function update(line, text, spans) { + updateLine(line, text, spans, estimateHeight$$1); + signalLater(line, "change", line, change); + } + function linesFor(start, end) { + var result = []; + for (var i = start; i < end; ++i) + { result.push(new Line(text[i], spansFor(i), estimateHeight$$1)); } + return result + } - triggerElectric: methodOp(function(text) { triggerElectric(this, text); }), + var from = change.from, to = change.to, text = change.text; + var firstLine = getLine(doc, from.line), lastLine = getLine(doc, to.line); + var lastText = lst(text), lastSpans = spansFor(text.length - 1), nlines = to.line - from.line; - findPosH: function(from, amount, unit, visually) { - var dir = 1; - if (amount < 0) { dir = -1; amount = -amount; } - for (var i = 0, cur = clipPos(this.doc, from); i < amount; ++i) { - cur = findPosH(this.doc, cur, dir, unit, visually); - if (cur.hitSide) break; + // Adjust the line structure + if (change.full) { + doc.insert(0, linesFor(0, text.length)); + doc.remove(text.length, doc.size - text.length); + } else if (isWholeLineUpdate(doc, change)) { + // This is a whole-line replace. Treated specially to make + // sure line objects move the way they are supposed to. + var added = linesFor(0, text.length - 1); + update(lastLine, lastLine.text, lastSpans); + if (nlines) { doc.remove(from.line, nlines); } + if (added.length) { doc.insert(from.line, added); } + } else if (firstLine == lastLine) { + if (text.length == 1) { + update(firstLine, firstLine.text.slice(0, from.ch) + lastText + firstLine.text.slice(to.ch), lastSpans); + } else { + var added$1 = linesFor(1, text.length - 1); + added$1.push(new Line(lastText + firstLine.text.slice(to.ch), lastSpans, estimateHeight$$1)); + update(firstLine, firstLine.text.slice(0, from.ch) + text[0], spansFor(0)); + doc.insert(from.line + 1, added$1); } - return cur; - }, + } else if (text.length == 1) { + update(firstLine, firstLine.text.slice(0, from.ch) + text[0] + lastLine.text.slice(to.ch), spansFor(0)); + doc.remove(from.line + 1, nlines); + } else { + update(firstLine, firstLine.text.slice(0, from.ch) + text[0], spansFor(0)); + update(lastLine, lastText + lastLine.text.slice(to.ch), lastSpans); + var added$2 = linesFor(1, text.length - 1); + if (nlines > 1) { doc.remove(from.line + 1, nlines - 1); } + doc.insert(from.line + 1, added$2); + } - moveH: methodOp(function(dir, unit) { - var cm = this; - cm.extendSelectionsBy(function(range) { - if (cm.display.shift || cm.doc.extend || range.empty()) - return findPosH(cm.doc, range.head, dir, unit, cm.options.rtlMoveVisually); - else - return dir < 0 ? range.from() : range.to(); - }, sel_move); - }), + signalLater(doc, "change", doc, change); + } - deleteH: methodOp(function(dir, unit) { - var sel = this.doc.sel, doc = this.doc; - if (sel.somethingSelected()) - doc.replaceSelection("", null, "+delete"); - else - deleteNearSelection(this, function(range) { - var other = findPosH(doc, range.head, dir, unit, false); - return dir < 0 ? {from: other, to: range.head} : {from: range.head, to: other}; - }); - }), + // Call f for all linked documents. + function linkedDocs(doc, f, sharedHistOnly) { + function propagate(doc, skip, sharedHist) { + if (doc.linked) { for (var i = 0; i < doc.linked.length; ++i) { + var rel = doc.linked[i]; + if (rel.doc == skip) { continue } + var shared = sharedHist && rel.sharedHist; + if (sharedHistOnly && !shared) { continue } + f(rel.doc, shared); + propagate(rel.doc, doc, shared); + } } + } + propagate(doc, null, true); + } - findPosV: function(from, amount, unit, goalColumn) { - var dir = 1, x = goalColumn; - if (amount < 0) { dir = -1; amount = -amount; } - for (var i = 0, cur = clipPos(this.doc, from); i < amount; ++i) { - var coords = cursorCoords(this, cur, "div"); - if (x == null) x = coords.left; - else coords.left = x; - cur = findPosV(this, coords, dir, unit); - if (cur.hitSide) break; - } - return cur; - }, + // Attach a document to an editor. + function attachDoc(cm, doc) { + if (doc.cm) { throw new Error("This document is already in use.") } + cm.doc = doc; + doc.cm = cm; + estimateLineHeights(cm); + loadMode(cm); + setDirectionClass(cm); + if (!cm.options.lineWrapping) { findMaxLine(cm); } + cm.options.mode = doc.modeOption; + regChange(cm); + } - moveV: methodOp(function(dir, unit) { - var cm = this, doc = this.doc, goals = []; - var collapse = !cm.display.shift && !doc.extend && doc.sel.somethingSelected(); - doc.extendSelectionsBy(function(range) { - if (collapse) - return dir < 0 ? range.from() : range.to(); - var headPos = cursorCoords(cm, range.head, "div"); - if (range.goalColumn != null) headPos.left = range.goalColumn; - goals.push(headPos.left); - var pos = findPosV(cm, headPos, dir, unit); - if (unit == "page" && range == doc.sel.primary()) - addToScrollPos(cm, null, charCoords(cm, pos, "div").top - headPos.top); - return pos; - }, sel_move); - if (goals.length) for (var i = 0; i < doc.sel.ranges.length; i++) - doc.sel.ranges[i].goalColumn = goals[i]; - }), + function setDirectionClass(cm) { + (cm.doc.direction == "rtl" ? addClass : rmClass)(cm.display.lineDiv, "CodeMirror-rtl"); + } - // Find the word at the given position (as returned by coordsChar). - findWordAt: function(pos) { - var doc = this.doc, line = getLine(doc, pos.line).text; - var start = pos.ch, end = pos.ch; - if (line) { - var helper = this.getHelper(pos, "wordChars"); - if ((pos.xRel < 0 || end == line.length) && start) --start; else ++end; - var startChar = line.charAt(start); - var check = isWordChar(startChar, helper) - ? function(ch) { return isWordChar(ch, helper); } - : /\s/.test(startChar) ? function(ch) {return /\s/.test(ch);} - : function(ch) {return !/\s/.test(ch) && !isWordChar(ch);}; - while (start > 0 && check(line.charAt(start - 1))) --start; - while (end < line.length && check(line.charAt(end))) ++end; - } - return new Range(Pos(pos.line, start), Pos(pos.line, end)); - }, + function directionChanged(cm) { + runInOp(cm, function () { + setDirectionClass(cm); + regChange(cm); + }); + } - toggleOverwrite: function(value) { - if (value != null && value == this.state.overwrite) return; - if (this.state.overwrite = !this.state.overwrite) - addClass(this.display.cursorDiv, "CodeMirror-overwrite"); - else - rmClass(this.display.cursorDiv, "CodeMirror-overwrite"); + function History(startGen) { + // Arrays of change events and selections. Doing something adds an + // event to done and clears undo. Undoing moves events from done + // to undone, redoing moves them in the other direction. + this.done = []; this.undone = []; + this.undoDepth = Infinity; + // Used to track when changes can be merged into a single undo + // event + this.lastModTime = this.lastSelTime = 0; + this.lastOp = this.lastSelOp = null; + this.lastOrigin = this.lastSelOrigin = null; + // Used by the isClean() method + this.generation = this.maxGeneration = startGen || 1; + } - signal(this, "overwriteToggle", this, this.state.overwrite); - }, - hasFocus: function() { return this.display.input.getField() == activeElt(); }, - isReadOnly: function() { return !!(this.options.readOnly || this.doc.cantEdit); }, + // Create a history change event from an updateDoc-style change + // object. + function historyChangeFromChange(doc, change) { + var histChange = {from: copyPos(change.from), to: changeEnd(change), text: getBetween(doc, change.from, change.to)}; + attachLocalSpans(doc, histChange, change.from.line, change.to.line + 1); + linkedDocs(doc, function (doc) { return attachLocalSpans(doc, histChange, change.from.line, change.to.line + 1); }, true); + return histChange + } - scrollTo: methodOp(function(x, y) { - if (x != null || y != null) resolveScrollToPos(this); - if (x != null) this.curOp.scrollLeft = x; - if (y != null) this.curOp.scrollTop = y; - }), - getScrollInfo: function() { - var scroller = this.display.scroller; - return {left: scroller.scrollLeft, top: scroller.scrollTop, - height: scroller.scrollHeight - scrollGap(this) - this.display.barHeight, - width: scroller.scrollWidth - scrollGap(this) - this.display.barWidth, - clientHeight: displayHeight(this), clientWidth: displayWidth(this)}; - }, + // Pop all selection events off the end of a history array. Stop at + // a change event. + function clearSelectionEvents(array) { + while (array.length) { + var last = lst(array); + if (last.ranges) { array.pop(); } + else { break } + } + } - scrollIntoView: methodOp(function(range, margin) { - if (range == null) { - range = {from: this.doc.sel.primary().head, to: null}; - if (margin == null) margin = this.options.cursorScrollMargin; - } else if (typeof range == "number") { - range = {from: Pos(range, 0), to: null}; - } else if (range.from == null) { - range = {from: range, to: null}; - } - if (!range.to) range.to = range.from; - range.margin = margin || 0; - - if (range.from.line != null) { - resolveScrollToPos(this); - this.curOp.scrollToPos = range; - } else { - var sPos = calculateScrollPos(this, Math.min(range.from.left, range.to.left), - Math.min(range.from.top, range.to.top) - range.margin, - Math.max(range.from.right, range.to.right), - Math.max(range.from.bottom, range.to.bottom) + range.margin); - this.scrollTo(sPos.scrollLeft, sPos.scrollTop); - } - }), + // Find the top change event in the history. Pop off selection + // events that are in the way. + function lastChangeEvent(hist, force) { + if (force) { + clearSelectionEvents(hist.done); + return lst(hist.done) + } else if (hist.done.length && !lst(hist.done).ranges) { + return lst(hist.done) + } else if (hist.done.length > 1 && !hist.done[hist.done.length - 2].ranges) { + hist.done.pop(); + return lst(hist.done) + } + } - setSize: methodOp(function(width, height) { - var cm = this; - function interpret(val) { - return typeof val == "number" || /^\d+$/.test(String(val)) ? val + "px" : val; - } - if (width != null) cm.display.wrapper.style.width = interpret(width); - if (height != null) cm.display.wrapper.style.height = interpret(height); - if (cm.options.lineWrapping) clearLineMeasurementCache(this); - var lineNo = cm.display.viewFrom; - cm.doc.iter(lineNo, cm.display.viewTo, function(line) { - if (line.widgets) for (var i = 0; i < line.widgets.length; i++) - if (line.widgets[i].noHScroll) { regLineChange(cm, lineNo, "widget"); break; } - ++lineNo; - }); - cm.curOp.forceUpdate = true; - signal(cm, "refresh", this); - }), + // Register a change in the history. Merges changes that are within + // a single operation, or are close together with an origin that + // allows merging (starting with "+") into a single event. + function addChangeToHistory(doc, change, selAfter, opId) { + var hist = doc.history; + hist.undone.length = 0; + var time = +new Date, cur; + var last; - operation: function(f){return runInOp(this, f);}, - - refresh: methodOp(function() { - var oldHeight = this.display.cachedTextHeight; - regChange(this); - this.curOp.forceUpdate = true; - clearCaches(this); - this.scrollTo(this.doc.scrollLeft, this.doc.scrollTop); - updateGutterSpace(this); - if (oldHeight == null || Math.abs(oldHeight - textHeight(this.display)) > .5) - estimateLineHeights(this); - signal(this, "refresh", this); - }), + if ((hist.lastOp == opId || + hist.lastOrigin == change.origin && change.origin && + ((change.origin.charAt(0) == "+" && hist.lastModTime > time - (doc.cm ? doc.cm.options.historyEventDelay : 500)) || + change.origin.charAt(0) == "*")) && + (cur = lastChangeEvent(hist, hist.lastOp == opId))) { + // Merge this change into the last event + last = lst(cur.changes); + if (cmp(change.from, change.to) == 0 && cmp(change.from, last.to) == 0) { + // Optimized case for simple insertion -- don't want to add + // new changesets for every character typed + last.to = changeEnd(change); + } else { + // Add new sub-event + cur.changes.push(historyChangeFromChange(doc, change)); + } + } else { + // Can not be merged, start a new event. + var before = lst(hist.done); + if (!before || !before.ranges) + { pushSelectionToHistory(doc.sel, hist.done); } + cur = {changes: [historyChangeFromChange(doc, change)], + generation: hist.generation}; + hist.done.push(cur); + while (hist.done.length > hist.undoDepth) { + hist.done.shift(); + if (!hist.done[0].ranges) { hist.done.shift(); } + } + } + hist.done.push(selAfter); + hist.generation = ++hist.maxGeneration; + hist.lastModTime = hist.lastSelTime = time; + hist.lastOp = hist.lastSelOp = opId; + hist.lastOrigin = hist.lastSelOrigin = change.origin; - swapDoc: methodOp(function(doc) { - var old = this.doc; - old.cm = null; - attachDoc(this, doc); - clearCaches(this); - this.display.input.reset(); - this.scrollTo(doc.scrollLeft, doc.scrollTop); - this.curOp.forceScroll = true; - signalLater(this, "swapDoc", this, old); - return old; - }), + if (!last) { signal(doc, "historyAdded"); } + } - getInputField: function(){return this.display.input.getField();}, - getWrapperElement: function(){return this.display.wrapper;}, - getScrollerElement: function(){return this.display.scroller;}, - getGutterElement: function(){return this.display.gutters;} - }; - eventMixin(CodeMirror); + function selectionEventCanBeMerged(doc, origin, prev, sel) { + var ch = origin.charAt(0); + return ch == "*" || + ch == "+" && + prev.ranges.length == sel.ranges.length && + prev.somethingSelected() == sel.somethingSelected() && + new Date - doc.history.lastSelTime <= (doc.cm ? doc.cm.options.historyEventDelay : 500) + } - // OPTION DEFAULTS + // Called whenever the selection changes, sets the new selection as + // the pending selection in the history, and pushes the old pending + // selection into the 'done' array when it was significantly + // different (in number of selected ranges, emptiness, or time). + function addSelectionToHistory(doc, sel, opId, options) { + var hist = doc.history, origin = options && options.origin; - // The default configuration options. - var defaults = CodeMirror.defaults = {}; - // Functions to run when options are changed. - var optionHandlers = CodeMirror.optionHandlers = {}; + // A new event is started when the previous origin does not match + // the current, or the origins don't allow matching. Origins + // starting with * are always merged, those starting with + are + // merged when similar and close together in time. + if (opId == hist.lastSelOp || + (origin && hist.lastSelOrigin == origin && + (hist.lastModTime == hist.lastSelTime && hist.lastOrigin == origin || + selectionEventCanBeMerged(doc, origin, lst(hist.done), sel)))) + { hist.done[hist.done.length - 1] = sel; } + else + { pushSelectionToHistory(sel, hist.done); } - function option(name, deflt, handle, notOnInit) { - CodeMirror.defaults[name] = deflt; - if (handle) optionHandlers[name] = - notOnInit ? function(cm, val, old) {if (old != Init) handle(cm, val, old);} : handle; + hist.lastSelTime = +new Date; + hist.lastSelOrigin = origin; + hist.lastSelOp = opId; + if (options && options.clearRedo !== false) + { clearSelectionEvents(hist.undone); } } - // Passed to option handlers when there is no old value. - var Init = CodeMirror.Init = {toString: function(){return "CodeMirror.Init";}}; - - // These two are, on init, called from the constructor because they - // have to be initialized before the editor can start at all. - option("value", "", function(cm, val) { - cm.setValue(val); - }, true); - option("mode", null, function(cm, val) { - cm.doc.modeOption = val; - loadMode(cm); - }, true); + function pushSelectionToHistory(sel, dest) { + var top = lst(dest); + if (!(top && top.ranges && top.equals(sel))) + { dest.push(sel); } + } - option("indentUnit", 2, loadMode, true); - option("indentWithTabs", false); - option("smartIndent", true); - option("tabSize", 4, function(cm) { - resetModeState(cm); - clearCaches(cm); - regChange(cm); - }, true); - option("lineSeparator", null, function(cm, val) { - cm.doc.lineSep = val; - if (!val) return; - var newBreaks = [], lineNo = cm.doc.first; - cm.doc.iter(function(line) { - for (var pos = 0;;) { - var found = line.text.indexOf(val, pos); - if (found == -1) break; - pos = found + val.length; - newBreaks.push(Pos(lineNo, found)); - } - lineNo++; + // Used to store marked span information in the history. + function attachLocalSpans(doc, change, from, to) { + var existing = change["spans_" + doc.id], n = 0; + doc.iter(Math.max(doc.first, from), Math.min(doc.first + doc.size, to), function (line) { + if (line.markedSpans) + { (existing || (existing = change["spans_" + doc.id] = {}))[n] = line.markedSpans; } + ++n; }); - for (var i = newBreaks.length - 1; i >= 0; i--) - replaceRange(cm.doc, val, newBreaks[i], Pos(newBreaks[i].line, newBreaks[i].ch + val.length)) - }); - option("specialChars", /[\t\u0000-\u0019\u00ad\u200b-\u200f\u2028\u2029\ufeff]/g, function(cm, val, old) { - cm.state.specialChars = new RegExp(val.source + (val.test("\t") ? "" : "|\t"), "g"); - if (old != CodeMirror.Init) cm.refresh(); - }); - option("specialCharPlaceholder", defaultSpecialCharPlaceholder, function(cm) {cm.refresh();}, true); - option("electricChars", true); - option("inputStyle", mobile ? "contenteditable" : "textarea", function() { - throw new Error("inputStyle can not (yet) be changed in a running editor"); // FIXME - }, true); - option("rtlMoveVisually", !windows); - option("wholeLineUpdateBefore", true); - - option("theme", "default", function(cm) { - themeChanged(cm); - guttersChanged(cm); - }, true); - option("keyMap", "default", function(cm, val, old) { - var next = getKeyMap(val); - var prev = old != CodeMirror.Init && getKeyMap(old); - if (prev && prev.detach) prev.detach(cm, next); - if (next.attach) next.attach(cm, prev || null); - }); - option("extraKeys", null); - - option("lineWrapping", false, wrappingChanged, true); - option("gutters", [], function(cm) { - setGuttersForLineNumbers(cm.options); - guttersChanged(cm); - }, true); - option("fixedGutter", true, function(cm, val) { - cm.display.gutters.style.left = val ? compensateForHScroll(cm.display) + "px" : "0"; - cm.refresh(); - }, true); - option("coverGutterNextToScrollbar", false, function(cm) {updateScrollbars(cm);}, true); - option("scrollbarStyle", "native", function(cm) { - initScrollbars(cm); - updateScrollbars(cm); - cm.display.scrollbars.setScrollTop(cm.doc.scrollTop); - cm.display.scrollbars.setScrollLeft(cm.doc.scrollLeft); - }, true); - option("lineNumbers", false, function(cm) { - setGuttersForLineNumbers(cm.options); - guttersChanged(cm); - }, true); - option("firstLineNumber", 1, guttersChanged, true); - option("lineNumberFormatter", function(integer) {return integer;}, guttersChanged, true); - option("showCursorWhenSelecting", false, updateSelection, true); - - option("resetSelectionOnContextMenu", true); - option("lineWiseCopyCut", true); - - option("readOnly", false, function(cm, val) { - if (val == "nocursor") { - onBlur(cm); - cm.display.input.blur(); - cm.display.disabled = true; - } else { - cm.display.disabled = false; - } - cm.display.input.readOnlyChanged(val) - }); - option("disableInput", false, function(cm, val) {if (!val) cm.display.input.reset();}, true); - option("dragDrop", true, dragDropChanged); - option("allowDropFileTypes", null); - - option("cursorBlinkRate", 530); - option("cursorScrollMargin", 0); - option("cursorHeight", 1, updateSelection, true); - option("singleCursorHeightPerLine", true, updateSelection, true); - option("workTime", 100); - option("workDelay", 100); - option("flattenSpans", true, resetModeState, true); - option("addModeClass", false, resetModeState, true); - option("pollInterval", 100); - option("undoDepth", 200, function(cm, val){cm.doc.history.undoDepth = val;}); - option("historyEventDelay", 1250); - option("viewportMargin", 10, function(cm){cm.refresh();}, true); - option("maxHighlightLength", 10000, resetModeState, true); - option("moveInputWithCursor", true, function(cm, val) { - if (!val) cm.display.input.resetPosition(); - }); - - option("tabindex", null, function(cm, val) { - cm.display.input.getField().tabIndex = val || ""; - }); - option("autofocus", null); + } - // MODE DEFINITION AND QUERYING + // When un/re-doing restores text containing marked spans, those + // that have been explicitly cleared should not be restored. + function removeClearedSpans(spans) { + if (!spans) { return null } + var out; + for (var i = 0; i < spans.length; ++i) { + if (spans[i].marker.explicitlyCleared) { if (!out) { out = spans.slice(0, i); } } + else if (out) { out.push(spans[i]); } + } + return !out ? spans : out.length ? out : null + } - // Known modes, by name and by MIME - var modes = CodeMirror.modes = {}, mimeModes = CodeMirror.mimeModes = {}; + // Retrieve and filter the old marked spans stored in a change event. + function getOldSpans(doc, change) { + var found = change["spans_" + doc.id]; + if (!found) { return null } + var nw = []; + for (var i = 0; i < change.text.length; ++i) + { nw.push(removeClearedSpans(found[i])); } + return nw + } - // Extra arguments are stored as the mode's dependencies, which is - // used by (legacy) mechanisms like loadmode.js to automatically - // load a mode. (Preferred mechanism is the require/define calls.) - CodeMirror.defineMode = function(name, mode) { - if (!CodeMirror.defaults.mode && name != "null") CodeMirror.defaults.mode = name; - if (arguments.length > 2) - mode.dependencies = Array.prototype.slice.call(arguments, 2); - modes[name] = mode; - }; + // Used for un/re-doing changes from the history. Combines the + // result of computing the existing spans with the set of spans that + // existed in the history (so that deleting around a span and then + // undoing brings back the span). + function mergeOldSpans(doc, change) { + var old = getOldSpans(doc, change); + var stretched = stretchSpansOverChange(doc, change); + if (!old) { return stretched } + if (!stretched) { return old } - CodeMirror.defineMIME = function(mime, spec) { - mimeModes[mime] = spec; - }; + for (var i = 0; i < old.length; ++i) { + var oldCur = old[i], stretchCur = stretched[i]; + if (oldCur && stretchCur) { + spans: for (var j = 0; j < stretchCur.length; ++j) { + var span = stretchCur[j]; + for (var k = 0; k < oldCur.length; ++k) + { if (oldCur[k].marker == span.marker) { continue spans } } + oldCur.push(span); + } + } else if (stretchCur) { + old[i] = stretchCur; + } + } + return old + } - // Given a MIME type, a {name, ...options} config object, or a name - // string, return a mode config object. - CodeMirror.resolveMode = function(spec) { - if (typeof spec == "string" && mimeModes.hasOwnProperty(spec)) { - spec = mimeModes[spec]; - } else if (spec && typeof spec.name == "string" && mimeModes.hasOwnProperty(spec.name)) { - var found = mimeModes[spec.name]; - if (typeof found == "string") found = {name: found}; - spec = createObj(found, spec); - spec.name = found.name; - } else if (typeof spec == "string" && /^[\w\-]+\/[\w\-]+\+xml$/.test(spec)) { - return CodeMirror.resolveMode("application/xml"); + // Used both to provide a JSON-safe object in .getHistory, and, when + // detaching a document, to split the history in two + function copyHistoryArray(events, newGroup, instantiateSel) { + var copy = []; + for (var i = 0; i < events.length; ++i) { + var event = events[i]; + if (event.ranges) { + copy.push(instantiateSel ? Selection.prototype.deepCopy.call(event) : event); + continue + } + var changes = event.changes, newChanges = []; + copy.push({changes: newChanges}); + for (var j = 0; j < changes.length; ++j) { + var change = changes[j], m = (void 0); + newChanges.push({from: change.from, to: change.to, text: change.text}); + if (newGroup) { for (var prop in change) { if (m = prop.match(/^spans_(\d+)$/)) { + if (indexOf(newGroup, Number(m[1])) > -1) { + lst(newChanges)[prop] = change[prop]; + delete change[prop]; + } + } } } + } } - if (typeof spec == "string") return {name: spec}; - else return spec || {name: "null"}; - }; + return copy + } - // Given a mode spec (anything that resolveMode accepts), find and - // initialize an actual mode object. - CodeMirror.getMode = function(options, spec) { - var spec = CodeMirror.resolveMode(spec); - var mfactory = modes[spec.name]; - if (!mfactory) return CodeMirror.getMode(options, "text/plain"); - var modeObj = mfactory(options, spec); - if (modeExtensions.hasOwnProperty(spec.name)) { - var exts = modeExtensions[spec.name]; - for (var prop in exts) { - if (!exts.hasOwnProperty(prop)) continue; - if (modeObj.hasOwnProperty(prop)) modeObj["_" + prop] = modeObj[prop]; - modeObj[prop] = exts[prop]; + // The 'scroll' parameter given to many of these indicated whether + // the new cursor position should be scrolled into view after + // modifying the selection. + + // If shift is held or the extend flag is set, extends a range to + // include a given position (and optionally a second position). + // Otherwise, simply returns the range between the given positions. + // Used for cursor motion and such. + function extendRange(range, head, other, extend) { + if (extend) { + var anchor = range.anchor; + if (other) { + var posBefore = cmp(head, anchor) < 0; + if (posBefore != (cmp(other, anchor) < 0)) { + anchor = head; + head = other; + } else if (posBefore != (cmp(head, other) < 0)) { + head = other; + } } + return new Range(anchor, head) + } else { + return new Range(other || head, head) } - modeObj.name = spec.name; - if (spec.helperType) modeObj.helperType = spec.helperType; - if (spec.modeProps) for (var prop in spec.modeProps) - modeObj[prop] = spec.modeProps[prop]; + } - return modeObj; - }; + // Extend the primary selection range, discard the rest. + function extendSelection(doc, head, other, options, extend) { + if (extend == null) { extend = doc.cm && (doc.cm.display.shift || doc.extend); } + setSelection(doc, new Selection([extendRange(doc.sel.primary(), head, other, extend)], 0), options); + } - // Minimal default mode. - CodeMirror.defineMode("null", function() { - return {token: function(stream) {stream.skipToEnd();}}; - }); - CodeMirror.defineMIME("text/plain", "null"); + // Extend all selections (pos is an array of selections with length + // equal the number of selections) + function extendSelections(doc, heads, options) { + var out = []; + var extend = doc.cm && (doc.cm.display.shift || doc.extend); + for (var i = 0; i < doc.sel.ranges.length; i++) + { out[i] = extendRange(doc.sel.ranges[i], heads[i], null, extend); } + var newSel = normalizeSelection(doc.cm, out, doc.sel.primIndex); + setSelection(doc, newSel, options); + } - // This can be used to attach properties to mode objects from - // outside the actual mode definition. - var modeExtensions = CodeMirror.modeExtensions = {}; - CodeMirror.extendMode = function(mode, properties) { - var exts = modeExtensions.hasOwnProperty(mode) ? modeExtensions[mode] : (modeExtensions[mode] = {}); - copyObj(properties, exts); - }; + // Updates a single range in the selection. + function replaceOneSelection(doc, i, range, options) { + var ranges = doc.sel.ranges.slice(0); + ranges[i] = range; + setSelection(doc, normalizeSelection(doc.cm, ranges, doc.sel.primIndex), options); + } - // EXTENSIONS + // Reset the selection to a single range. + function setSimpleSelection(doc, anchor, head, options) { + setSelection(doc, simpleSelection(anchor, head), options); + } - CodeMirror.defineExtension = function(name, func) { - CodeMirror.prototype[name] = func; - }; - CodeMirror.defineDocExtension = function(name, func) { - Doc.prototype[name] = func; - }; - CodeMirror.defineOption = option; + // Give beforeSelectionChange handlers a change to influence a + // selection update. + function filterSelectionChange(doc, sel, options) { + var obj = { + ranges: sel.ranges, + update: function(ranges) { + var this$1 = this; - var initHooks = []; - CodeMirror.defineInitHook = function(f) {initHooks.push(f);}; + this.ranges = []; + for (var i = 0; i < ranges.length; i++) + { this$1.ranges[i] = new Range(clipPos(doc, ranges[i].anchor), + clipPos(doc, ranges[i].head)); } + }, + origin: options && options.origin + }; + signal(doc, "beforeSelectionChange", doc, obj); + if (doc.cm) { signal(doc.cm, "beforeSelectionChange", doc.cm, obj); } + if (obj.ranges != sel.ranges) { return normalizeSelection(doc.cm, obj.ranges, obj.ranges.length - 1) } + else { return sel } + } - var helpers = CodeMirror.helpers = {}; - CodeMirror.registerHelper = function(type, name, value) { - if (!helpers.hasOwnProperty(type)) helpers[type] = CodeMirror[type] = {_global: []}; - helpers[type][name] = value; - }; - CodeMirror.registerGlobalHelper = function(type, name, predicate, value) { - CodeMirror.registerHelper(type, name, value); - helpers[type]._global.push({pred: predicate, val: value}); - }; + function setSelectionReplaceHistory(doc, sel, options) { + var done = doc.history.done, last = lst(done); + if (last && last.ranges) { + done[done.length - 1] = sel; + setSelectionNoUndo(doc, sel, options); + } else { + setSelection(doc, sel, options); + } + } - // MODE STATE HANDLING + // Set a new selection. + function setSelection(doc, sel, options) { + setSelectionNoUndo(doc, sel, options); + addSelectionToHistory(doc, doc.sel, doc.cm ? doc.cm.curOp.id : NaN, options); + } - // Utility functions for working with state. Exported because nested - // modes need to do this for their inner modes. + function setSelectionNoUndo(doc, sel, options) { + if (hasHandler(doc, "beforeSelectionChange") || doc.cm && hasHandler(doc.cm, "beforeSelectionChange")) + { sel = filterSelectionChange(doc, sel, options); } - var copyState = CodeMirror.copyState = function(mode, state) { - if (state === true) return state; - if (mode.copyState) return mode.copyState(state); - var nstate = {}; - for (var n in state) { - var val = state[n]; - if (val instanceof Array) val = val.concat([]); - nstate[n] = val; - } - return nstate; - }; + var bias = options && options.bias || + (cmp(sel.primary().head, doc.sel.primary().head) < 0 ? -1 : 1); + setSelectionInner(doc, skipAtomicInSelection(doc, sel, bias, true)); - var startState = CodeMirror.startState = function(mode, a1, a2) { - return mode.startState ? mode.startState(a1, a2) : true; - }; + if (!(options && options.scroll === false) && doc.cm) + { ensureCursorVisible(doc.cm); } + } - // Given a mode and a state (for that mode), find the inner mode and - // state at the position that the state refers to. - CodeMirror.innerMode = function(mode, state) { - while (mode.innerMode) { - var info = mode.innerMode(state); - if (!info || info.mode == mode) break; - state = info.state; - mode = info.mode; + function setSelectionInner(doc, sel) { + if (sel.equals(doc.sel)) { return } + + doc.sel = sel; + + if (doc.cm) { + doc.cm.curOp.updateInput = doc.cm.curOp.selectionChanged = true; + signalCursorActivity(doc.cm); } - return info || {mode: mode, state: state}; - }; + signalLater(doc, "cursorActivity", doc); + } - // STANDARD COMMANDS + // Verify that the selection does not partially select any atomic + // marked ranges. + function reCheckSelection(doc) { + setSelectionInner(doc, skipAtomicInSelection(doc, doc.sel, null, false)); + } - // Commands are parameter-less actions that can be performed on an - // editor, mostly used for keybindings. - var commands = CodeMirror.commands = { - selectAll: function(cm) {cm.setSelection(Pos(cm.firstLine(), 0), Pos(cm.lastLine()), sel_dontScroll);}, - singleSelection: function(cm) { - cm.setSelection(cm.getCursor("anchor"), cm.getCursor("head"), sel_dontScroll); - }, - killLine: function(cm) { - deleteNearSelection(cm, function(range) { - if (range.empty()) { - var len = getLine(cm.doc, range.head.line).text.length; - if (range.head.ch == len && range.head.line < cm.lastLine()) - return {from: range.head, to: Pos(range.head.line + 1, 0)}; - else - return {from: range.head, to: Pos(range.head.line, len)}; - } else { - return {from: range.from(), to: range.to()}; - } - }); - }, - deleteLine: function(cm) { - deleteNearSelection(cm, function(range) { - return {from: Pos(range.from().line, 0), - to: clipPos(cm.doc, Pos(range.to().line + 1, 0))}; - }); - }, - delLineLeft: function(cm) { - deleteNearSelection(cm, function(range) { - return {from: Pos(range.from().line, 0), to: range.from()}; - }); - }, - delWrappedLineLeft: function(cm) { - deleteNearSelection(cm, function(range) { - var top = cm.charCoords(range.head, "div").top + 5; - var leftPos = cm.coordsChar({left: 0, top: top}, "div"); - return {from: leftPos, to: range.from()}; - }); - }, - delWrappedLineRight: function(cm) { - deleteNearSelection(cm, function(range) { - var top = cm.charCoords(range.head, "div").top + 5; - var rightPos = cm.coordsChar({left: cm.display.lineDiv.offsetWidth + 100, top: top}, "div"); - return {from: range.from(), to: rightPos }; - }); - }, - undo: function(cm) {cm.undo();}, - redo: function(cm) {cm.redo();}, - undoSelection: function(cm) {cm.undoSelection();}, - redoSelection: function(cm) {cm.redoSelection();}, - goDocStart: function(cm) {cm.extendSelection(Pos(cm.firstLine(), 0));}, - goDocEnd: function(cm) {cm.extendSelection(Pos(cm.lastLine()));}, - goLineStart: function(cm) { - cm.extendSelectionsBy(function(range) { return lineStart(cm, range.head.line); }, - {origin: "+move", bias: 1}); - }, - goLineStartSmart: function(cm) { - cm.extendSelectionsBy(function(range) { - return lineStartSmart(cm, range.head); - }, {origin: "+move", bias: 1}); - }, - goLineEnd: function(cm) { - cm.extendSelectionsBy(function(range) { return lineEnd(cm, range.head.line); }, - {origin: "+move", bias: -1}); - }, - goLineRight: function(cm) { - cm.extendSelectionsBy(function(range) { - var top = cm.charCoords(range.head, "div").top + 5; - return cm.coordsChar({left: cm.display.lineDiv.offsetWidth + 100, top: top}, "div"); - }, sel_move); - }, - goLineLeft: function(cm) { - cm.extendSelectionsBy(function(range) { - var top = cm.charCoords(range.head, "div").top + 5; - return cm.coordsChar({left: 0, top: top}, "div"); - }, sel_move); - }, - goLineLeftSmart: function(cm) { - cm.extendSelectionsBy(function(range) { - var top = cm.charCoords(range.head, "div").top + 5; - var pos = cm.coordsChar({left: 0, top: top}, "div"); - if (pos.ch < cm.getLine(pos.line).search(/\S/)) return lineStartSmart(cm, range.head); - return pos; - }, sel_move); - }, - goLineUp: function(cm) {cm.moveV(-1, "line");}, - goLineDown: function(cm) {cm.moveV(1, "line");}, - goPageUp: function(cm) {cm.moveV(-1, "page");}, - goPageDown: function(cm) {cm.moveV(1, "page");}, - goCharLeft: function(cm) {cm.moveH(-1, "char");}, - goCharRight: function(cm) {cm.moveH(1, "char");}, - goColumnLeft: function(cm) {cm.moveH(-1, "column");}, - goColumnRight: function(cm) {cm.moveH(1, "column");}, - goWordLeft: function(cm) {cm.moveH(-1, "word");}, - goGroupRight: function(cm) {cm.moveH(1, "group");}, - goGroupLeft: function(cm) {cm.moveH(-1, "group");}, - goWordRight: function(cm) {cm.moveH(1, "word");}, - delCharBefore: function(cm) {cm.deleteH(-1, "char");}, - delCharAfter: function(cm) {cm.deleteH(1, "char");}, - delWordBefore: function(cm) {cm.deleteH(-1, "word");}, - delWordAfter: function(cm) {cm.deleteH(1, "word");}, - delGroupBefore: function(cm) {cm.deleteH(-1, "group");}, - delGroupAfter: function(cm) {cm.deleteH(1, "group");}, - indentAuto: function(cm) {cm.indentSelection("smart");}, - indentMore: function(cm) {cm.indentSelection("add");}, - indentLess: function(cm) {cm.indentSelection("subtract");}, - insertTab: function(cm) {cm.replaceSelection("\t");}, - insertSoftTab: function(cm) { - var spaces = [], ranges = cm.listSelections(), tabSize = cm.options.tabSize; - for (var i = 0; i < ranges.length; i++) { - var pos = ranges[i].from(); - var col = countColumn(cm.getLine(pos.line), pos.ch, tabSize); - spaces.push(new Array(tabSize - col % tabSize + 1).join(" ")); + // Return a selection that does not partially select any atomic + // ranges. + function skipAtomicInSelection(doc, sel, bias, mayClear) { + var out; + for (var i = 0; i < sel.ranges.length; i++) { + var range = sel.ranges[i]; + var old = sel.ranges.length == doc.sel.ranges.length && doc.sel.ranges[i]; + var newAnchor = skipAtomic(doc, range.anchor, old && old.anchor, bias, mayClear); + var newHead = skipAtomic(doc, range.head, old && old.head, bias, mayClear); + if (out || newAnchor != range.anchor || newHead != range.head) { + if (!out) { out = sel.ranges.slice(0, i); } + out[i] = new Range(newAnchor, newHead); } - cm.replaceSelections(spaces); - }, - defaultTab: function(cm) { - if (cm.somethingSelected()) cm.indentSelection("add"); - else cm.execCommand("insertTab"); - }, - transposeChars: function(cm) { - runInOp(cm, function() { - var ranges = cm.listSelections(), newSel = []; - for (var i = 0; i < ranges.length; i++) { - var cur = ranges[i].head, line = getLine(cm.doc, cur.line).text; - if (line) { - if (cur.ch == line.length) cur = new Pos(cur.line, cur.ch - 1); - if (cur.ch > 0) { - cur = new Pos(cur.line, cur.ch + 1); - cm.replaceRange(line.charAt(cur.ch - 1) + line.charAt(cur.ch - 2), - Pos(cur.line, cur.ch - 2), cur, "+transpose"); - } else if (cur.line > cm.doc.first) { - var prev = getLine(cm.doc, cur.line - 1).text; - if (prev) - cm.replaceRange(line.charAt(0) + cm.doc.lineSeparator() + - prev.charAt(prev.length - 1), - Pos(cur.line - 1, prev.length - 1), Pos(cur.line, 1), "+transpose"); - } + } + return out ? normalizeSelection(doc.cm, out, sel.primIndex) : sel + } + + function skipAtomicInner(doc, pos, oldPos, dir, mayClear) { + var line = getLine(doc, pos.line); + if (line.markedSpans) { for (var i = 0; i < line.markedSpans.length; ++i) { + var sp = line.markedSpans[i], m = sp.marker; + if ((sp.from == null || (m.inclusiveLeft ? sp.from <= pos.ch : sp.from < pos.ch)) && + (sp.to == null || (m.inclusiveRight ? sp.to >= pos.ch : sp.to > pos.ch))) { + if (mayClear) { + signal(m, "beforeCursorEnter"); + if (m.explicitlyCleared) { + if (!line.markedSpans) { break } + else {--i; continue} } - newSel.push(new Range(cur, cur)); } - cm.setSelections(newSel); - }); - }, - newlineAndIndent: function(cm) { - runInOp(cm, function() { - var len = cm.listSelections().length; - for (var i = 0; i < len; i++) { - var range = cm.listSelections()[i]; - cm.replaceRange(cm.doc.lineSeparator(), range.anchor, range.head, "+input"); - cm.indentLine(range.from().line + 1, null, true); + if (!m.atomic) { continue } + + if (oldPos) { + var near = m.find(dir < 0 ? 1 : -1), diff = (void 0); + if (dir < 0 ? m.inclusiveRight : m.inclusiveLeft) + { near = movePos(doc, near, -dir, near && near.line == pos.line ? line : null); } + if (near && near.line == pos.line && (diff = cmp(near, oldPos)) && (dir < 0 ? diff < 0 : diff > 0)) + { return skipAtomicInner(doc, near, pos, dir, mayClear) } } - ensureCursorVisible(cm); - }); - }, - toggleOverwrite: function(cm) {cm.toggleOverwrite();} - }; + var far = m.find(dir < 0 ? -1 : 1); + if (dir < 0 ? m.inclusiveLeft : m.inclusiveRight) + { far = movePos(doc, far, dir, far.line == pos.line ? line : null); } + return far ? skipAtomicInner(doc, far, pos, dir, mayClear) : null + } + } } + return pos + } - // STANDARD KEYMAPS + // Ensure a given position is not inside an atomic range. + function skipAtomic(doc, pos, oldPos, bias, mayClear) { + var dir = bias || 1; + var found = skipAtomicInner(doc, pos, oldPos, dir, mayClear) || + (!mayClear && skipAtomicInner(doc, pos, oldPos, dir, true)) || + skipAtomicInner(doc, pos, oldPos, -dir, mayClear) || + (!mayClear && skipAtomicInner(doc, pos, oldPos, -dir, true)); + if (!found) { + doc.cantEdit = true; + return Pos(doc.first, 0) + } + return found + } - var keyMap = CodeMirror.keyMap = {}; + function movePos(doc, pos, dir, line) { + if (dir < 0 && pos.ch == 0) { + if (pos.line > doc.first) { return clipPos(doc, Pos(pos.line - 1)) } + else { return null } + } else if (dir > 0 && pos.ch == (line || getLine(doc, pos.line)).text.length) { + if (pos.line < doc.first + doc.size - 1) { return Pos(pos.line + 1, 0) } + else { return null } + } else { + return new Pos(pos.line, pos.ch + dir) + } + } - keyMap.basic = { - "Left": "goCharLeft", "Right": "goCharRight", "Up": "goLineUp", "Down": "goLineDown", - "End": "goLineEnd", "Home": "goLineStartSmart", "PageUp": "goPageUp", "PageDown": "goPageDown", - "Delete": "delCharAfter", "Backspace": "delCharBefore", "Shift-Backspace": "delCharBefore", - "Tab": "defaultTab", "Shift-Tab": "indentAuto", - "Enter": "newlineAndIndent", "Insert": "toggleOverwrite", - "Esc": "singleSelection" - }; - // Note that the save and find-related commands aren't defined by - // default. User code or addons can define them. Unknown commands - // are simply ignored. - keyMap.pcDefault = { - "Ctrl-A": "selectAll", "Ctrl-D": "deleteLine", "Ctrl-Z": "undo", "Shift-Ctrl-Z": "redo", "Ctrl-Y": "redo", - "Ctrl-Home": "goDocStart", "Ctrl-End": "goDocEnd", "Ctrl-Up": "goLineUp", "Ctrl-Down": "goLineDown", - "Ctrl-Left": "goGroupLeft", "Ctrl-Right": "goGroupRight", "Alt-Left": "goLineStart", "Alt-Right": "goLineEnd", - "Ctrl-Backspace": "delGroupBefore", "Ctrl-Delete": "delGroupAfter", "Ctrl-S": "save", "Ctrl-F": "find", - "Ctrl-G": "findNext", "Shift-Ctrl-G": "findPrev", "Shift-Ctrl-F": "replace", "Shift-Ctrl-R": "replaceAll", - "Ctrl-[": "indentLess", "Ctrl-]": "indentMore", - "Ctrl-U": "undoSelection", "Shift-Ctrl-U": "redoSelection", "Alt-U": "redoSelection", - fallthrough: "basic" - }; - // Very basic readline/emacs-style bindings, which are standard on Mac. - keyMap.emacsy = { - "Ctrl-F": "goCharRight", "Ctrl-B": "goCharLeft", "Ctrl-P": "goLineUp", "Ctrl-N": "goLineDown", - "Alt-F": "goWordRight", "Alt-B": "goWordLeft", "Ctrl-A": "goLineStart", "Ctrl-E": "goLineEnd", - "Ctrl-V": "goPageDown", "Shift-Ctrl-V": "goPageUp", "Ctrl-D": "delCharAfter", "Ctrl-H": "delCharBefore", - "Alt-D": "delWordAfter", "Alt-Backspace": "delWordBefore", "Ctrl-K": "killLine", "Ctrl-T": "transposeChars" - }; - keyMap.macDefault = { - "Cmd-A": "selectAll", "Cmd-D": "deleteLine", "Cmd-Z": "undo", "Shift-Cmd-Z": "redo", "Cmd-Y": "redo", - "Cmd-Home": "goDocStart", "Cmd-Up": "goDocStart", "Cmd-End": "goDocEnd", "Cmd-Down": "goDocEnd", "Alt-Left": "goGroupLeft", - "Alt-Right": "goGroupRight", "Cmd-Left": "goLineLeft", "Cmd-Right": "goLineRight", "Alt-Backspace": "delGroupBefore", - "Ctrl-Alt-Backspace": "delGroupAfter", "Alt-Delete": "delGroupAfter", "Cmd-S": "save", "Cmd-F": "find", - "Cmd-G": "findNext", "Shift-Cmd-G": "findPrev", "Cmd-Alt-F": "replace", "Shift-Cmd-Alt-F": "replaceAll", - "Cmd-[": "indentLess", "Cmd-]": "indentMore", "Cmd-Backspace": "delWrappedLineLeft", "Cmd-Delete": "delWrappedLineRight", - "Cmd-U": "undoSelection", "Shift-Cmd-U": "redoSelection", "Ctrl-Up": "goDocStart", "Ctrl-Down": "goDocEnd", - fallthrough: ["basic", "emacsy"] - }; - keyMap["default"] = mac ? keyMap.macDefault : keyMap.pcDefault; + function selectAll(cm) { + cm.setSelection(Pos(cm.firstLine(), 0), Pos(cm.lastLine()), sel_dontScroll); + } - // KEYMAP DISPATCH + // UPDATING - function normalizeKeyName(name) { - var parts = name.split(/-(?!$)/), name = parts[parts.length - 1]; - var alt, ctrl, shift, cmd; - for (var i = 0; i < parts.length - 1; i++) { - var mod = parts[i]; - if (/^(cmd|meta|m)$/i.test(mod)) cmd = true; - else if (/^a(lt)?$/i.test(mod)) alt = true; - else if (/^(c|ctrl|control)$/i.test(mod)) ctrl = true; - else if (/^s(hift)$/i.test(mod)) shift = true; - else throw new Error("Unrecognized modifier name: " + mod); - } - if (alt) name = "Alt-" + name; - if (ctrl) name = "Ctrl-" + name; - if (cmd) name = "Cmd-" + name; - if (shift) name = "Shift-" + name; - return name; - } + // Allow "beforeChange" event handlers to influence a change + function filterChange(doc, change, update) { + var obj = { + canceled: false, + from: change.from, + to: change.to, + text: change.text, + origin: change.origin, + cancel: function () { return obj.canceled = true; } + }; + if (update) { obj.update = function (from, to, text, origin) { + if (from) { obj.from = clipPos(doc, from); } + if (to) { obj.to = clipPos(doc, to); } + if (text) { obj.text = text; } + if (origin !== undefined) { obj.origin = origin; } + }; } + signal(doc, "beforeChange", doc, obj); + if (doc.cm) { signal(doc.cm, "beforeChange", doc.cm, obj); } - // This is a kludge to keep keymaps mostly working as raw objects - // (backwards compatibility) while at the same time support features - // like normalization and multi-stroke key bindings. It compiles a - // new normalized keymap, and then updates the old object to reflect - // this. - CodeMirror.normalizeKeyMap = function(keymap) { - var copy = {}; - for (var keyname in keymap) if (keymap.hasOwnProperty(keyname)) { - var value = keymap[keyname]; - if (/^(name|fallthrough|(de|at)tach)$/.test(keyname)) continue; - if (value == "...") { delete keymap[keyname]; continue; } + if (obj.canceled) { return null } + return {from: obj.from, to: obj.to, text: obj.text, origin: obj.origin} + } - var keys = map(keyname.split(" "), normalizeKeyName); - for (var i = 0; i < keys.length; i++) { - var val, name; - if (i == keys.length - 1) { - name = keys.join(" "); - val = value; - } else { - name = keys.slice(0, i + 1).join(" "); - val = "..."; - } - var prev = copy[name]; - if (!prev) copy[name] = val; - else if (prev != val) throw new Error("Inconsistent bindings for " + name); - } - delete keymap[keyname]; + // Apply a change to a document, and add it to the document's + // history, and propagating it to all linked documents. + function makeChange(doc, change, ignoreReadOnly) { + if (doc.cm) { + if (!doc.cm.curOp) { return operation(doc.cm, makeChange)(doc, change, ignoreReadOnly) } + if (doc.cm.state.suppressEdits) { return } } - for (var prop in copy) keymap[prop] = copy[prop]; - return keymap; - }; - var lookupKey = CodeMirror.lookupKey = function(key, map, handle, context) { - map = getKeyMap(map); - var found = map.call ? map.call(key, context) : map[key]; - if (found === false) return "nothing"; - if (found === "...") return "multi"; - if (found != null && handle(found)) return "handled"; + if (hasHandler(doc, "beforeChange") || doc.cm && hasHandler(doc.cm, "beforeChange")) { + change = filterChange(doc, change, true); + if (!change) { return } + } - if (map.fallthrough) { - if (Object.prototype.toString.call(map.fallthrough) != "[object Array]") - return lookupKey(key, map.fallthrough, handle, context); - for (var i = 0; i < map.fallthrough.length; i++) { - var result = lookupKey(key, map.fallthrough[i], handle, context); - if (result) return result; - } + // Possibly split or suppress the update based on the presence + // of read-only spans in its range. + var split = sawReadOnlySpans && !ignoreReadOnly && removeReadOnlyRanges(doc, change.from, change.to); + if (split) { + for (var i = split.length - 1; i >= 0; --i) + { makeChangeInner(doc, {from: split[i].from, to: split[i].to, text: i ? [""] : change.text, origin: change.origin}); } + } else { + makeChangeInner(doc, change); } - }; + } - // Modifier key presses don't count as 'real' key presses for the - // purpose of keymap fallthrough. - var isModifierKey = CodeMirror.isModifierKey = function(value) { - var name = typeof value == "string" ? value : keyNames[value.keyCode]; - return name == "Ctrl" || name == "Alt" || name == "Shift" || name == "Mod"; - }; + function makeChangeInner(doc, change) { + if (change.text.length == 1 && change.text[0] == "" && cmp(change.from, change.to) == 0) { return } + var selAfter = computeSelAfterChange(doc, change); + addChangeToHistory(doc, change, selAfter, doc.cm ? doc.cm.curOp.id : NaN); - // Look up the name of a key as indicated by an event object. - var keyName = CodeMirror.keyName = function(event, noShift) { - if (presto && event.keyCode == 34 && event["char"]) return false; - var base = keyNames[event.keyCode], name = base; - if (name == null || event.altGraphKey) return false; - if (event.altKey && base != "Alt") name = "Alt-" + name; - if ((flipCtrlCmd ? event.metaKey : event.ctrlKey) && base != "Ctrl") name = "Ctrl-" + name; - if ((flipCtrlCmd ? event.ctrlKey : event.metaKey) && base != "Cmd") name = "Cmd-" + name; - if (!noShift && event.shiftKey && base != "Shift") name = "Shift-" + name; - return name; - }; + makeChangeSingleDoc(doc, change, selAfter, stretchSpansOverChange(doc, change)); + var rebased = []; - function getKeyMap(val) { - return typeof val == "string" ? keyMap[val] : val; + linkedDocs(doc, function (doc, sharedHist) { + if (!sharedHist && indexOf(rebased, doc.history) == -1) { + rebaseHist(doc.history, change); + rebased.push(doc.history); + } + makeChangeSingleDoc(doc, change, null, stretchSpansOverChange(doc, change)); + }); } - // FROMTEXTAREA + // Revert a change stored in a document's history. + function makeChangeFromHistory(doc, type, allowSelectionOnly) { + var suppress = doc.cm && doc.cm.state.suppressEdits; + if (suppress && !allowSelectionOnly) { return } - CodeMirror.fromTextArea = function(textarea, options) { - options = options ? copyObj(options) : {}; - options.value = textarea.value; - if (!options.tabindex && textarea.tabIndex) - options.tabindex = textarea.tabIndex; - if (!options.placeholder && textarea.placeholder) - options.placeholder = textarea.placeholder; - // Set autofocus to true if this textarea is focused, or if it has - // autofocus and no other element is focused. - if (options.autofocus == null) { - var hasFocus = activeElt(); - options.autofocus = hasFocus == textarea || - textarea.getAttribute("autofocus") != null && hasFocus == document.body; - } + var hist = doc.history, event, selAfter = doc.sel; + var source = type == "undo" ? hist.done : hist.undone, dest = type == "undo" ? hist.undone : hist.done; - function save() {textarea.value = cm.getValue();} - if (textarea.form) { - on(textarea.form, "submit", save); - // Deplorable hack to make the submit method do the right thing. - if (!options.leaveSubmitMethodAlone) { - var form = textarea.form, realSubmit = form.submit; - try { - var wrappedSubmit = form.submit = function() { - save(); - form.submit = realSubmit; - form.submit(); - form.submit = wrappedSubmit; - }; - } catch(e) {} - } + // Verify that there is a useable event (so that ctrl-z won't + // needlessly clear selection events) + var i = 0; + for (; i < source.length; i++) { + event = source[i]; + if (allowSelectionOnly ? event.ranges && !event.equals(doc.sel) : !event.ranges) + { break } } + if (i == source.length) { return } + hist.lastOrigin = hist.lastSelOrigin = null; - options.finishInit = function(cm) { - cm.save = save; - cm.getTextArea = function() { return textarea; }; - cm.toTextArea = function() { - cm.toTextArea = isNaN; // Prevent this from being ran twice - save(); - textarea.parentNode.removeChild(cm.getWrapperElement()); - textarea.style.display = ""; - if (textarea.form) { - off(textarea.form, "submit", save); - if (typeof textarea.form.submit == "function") - textarea.form.submit = realSubmit; + for (;;) { + event = source.pop(); + if (event.ranges) { + pushSelectionToHistory(event, dest); + if (allowSelectionOnly && !event.equals(doc.sel)) { + setSelection(doc, event, {clearRedo: false}); + return } - }; - }; + selAfter = event; + } else if (suppress) { + source.push(event); + return + } else { break } + } - textarea.style.display = "none"; - var cm = CodeMirror(function(node) { - textarea.parentNode.insertBefore(node, textarea.nextSibling); - }, options); - return cm; - }; + // Build up a reverse change object to add to the opposite history + // stack (redo when undoing, and vice versa). + var antiChanges = []; + pushSelectionToHistory(selAfter, dest); + dest.push({changes: antiChanges, generation: hist.generation}); + hist.generation = event.generation || ++hist.maxGeneration; - // STRING STREAM + var filter = hasHandler(doc, "beforeChange") || doc.cm && hasHandler(doc.cm, "beforeChange"); - // Fed to the mode parsers, provides helper functions to make - // parsers more succinct. + var loop = function ( i ) { + var change = event.changes[i]; + change.origin = type; + if (filter && !filterChange(doc, change, false)) { + source.length = 0; + return {} + } - var StringStream = CodeMirror.StringStream = function(string, tabSize) { - this.pos = this.start = 0; - this.string = string; - this.tabSize = tabSize || 8; - this.lastColumnPos = this.lastColumnValue = 0; - this.lineStart = 0; - }; + antiChanges.push(historyChangeFromChange(doc, change)); - StringStream.prototype = { - eol: function() {return this.pos >= this.string.length;}, - sol: function() {return this.pos == this.lineStart;}, - peek: function() {return this.string.charAt(this.pos) || undefined;}, - next: function() { - if (this.pos < this.string.length) - return this.string.charAt(this.pos++); - }, - eat: function(match) { - var ch = this.string.charAt(this.pos); - if (typeof match == "string") var ok = ch == match; - else var ok = ch && (match.test ? match.test(ch) : match(ch)); - if (ok) {++this.pos; return ch;} - }, - eatWhile: function(match) { - var start = this.pos; - while (this.eat(match)){} - return this.pos > start; - }, - eatSpace: function() { - var start = this.pos; - while (/[\s\u00a0]/.test(this.string.charAt(this.pos))) ++this.pos; - return this.pos > start; - }, - skipToEnd: function() {this.pos = this.string.length;}, - skipTo: function(ch) { - var found = this.string.indexOf(ch, this.pos); - if (found > -1) {this.pos = found; return true;} - }, - backUp: function(n) {this.pos -= n;}, - column: function() { - if (this.lastColumnPos < this.start) { - this.lastColumnValue = countColumn(this.string, this.start, this.tabSize, this.lastColumnPos, this.lastColumnValue); - this.lastColumnPos = this.start; - } - return this.lastColumnValue - (this.lineStart ? countColumn(this.string, this.lineStart, this.tabSize) : 0); - }, - indentation: function() { - return countColumn(this.string, null, this.tabSize) - - (this.lineStart ? countColumn(this.string, this.lineStart, this.tabSize) : 0); - }, - match: function(pattern, consume, caseInsensitive) { - if (typeof pattern == "string") { - var cased = function(str) {return caseInsensitive ? str.toLowerCase() : str;}; - var substr = this.string.substr(this.pos, pattern.length); - if (cased(substr) == cased(pattern)) { - if (consume !== false) this.pos += pattern.length; - return true; + var after = i ? computeSelAfterChange(doc, change) : lst(source); + makeChangeSingleDoc(doc, change, after, mergeOldSpans(doc, change)); + if (!i && doc.cm) { doc.cm.scrollIntoView({from: change.from, to: changeEnd(change)}); } + var rebased = []; + + // Propagate to the linked documents + linkedDocs(doc, function (doc, sharedHist) { + if (!sharedHist && indexOf(rebased, doc.history) == -1) { + rebaseHist(doc.history, change); + rebased.push(doc.history); } - } else { - var match = this.string.slice(this.pos).match(pattern); - if (match && match.index > 0) return null; - if (match && consume !== false) this.pos += match[0].length; - return match; - } - }, - current: function(){return this.string.slice(this.start, this.pos);}, - hideFirstChars: function(n, inner) { - this.lineStart += n; - try { return inner(); } - finally { this.lineStart -= n; } - } - }; + makeChangeSingleDoc(doc, change, null, mergeOldSpans(doc, change)); + }); + }; - // TEXTMARKERS + for (var i$1 = event.changes.length - 1; i$1 >= 0; --i$1) { + var returned = loop( i$1 ); - // Created with markText and setBookmark methods. A TextMarker is a - // handle that can be used to clear or find a marked position in the - // document. Line objects hold arrays (markedSpans) containing - // {from, to, marker} object pointing to such marker objects, and - // indicating that such a marker is present on that line. Multiple - // lines may point to the same marker when it spans across lines. - // The spans will have null for their from/to properties when the - // marker continues beyond the start/end of the line. Markers have - // links back to the lines they currently touch. + if ( returned ) return returned.v; + } + } - var nextMarkerId = 0; + // Sub-views need their line numbers shifted when text is added + // above or below them in the parent document. + function shiftDoc(doc, distance) { + if (distance == 0) { return } + doc.first += distance; + doc.sel = new Selection(map(doc.sel.ranges, function (range) { return new Range( + Pos(range.anchor.line + distance, range.anchor.ch), + Pos(range.head.line + distance, range.head.ch) + ); }), doc.sel.primIndex); + if (doc.cm) { + regChange(doc.cm, doc.first, doc.first - distance, distance); + for (var d = doc.cm.display, l = d.viewFrom; l < d.viewTo; l++) + { regLineChange(doc.cm, l, "gutter"); } + } + } - var TextMarker = CodeMirror.TextMarker = function(doc, type) { - this.lines = []; - this.type = type; - this.doc = doc; - this.id = ++nextMarkerId; - }; - eventMixin(TextMarker); + // More lower-level change function, handling only a single document + // (not linked ones). + function makeChangeSingleDoc(doc, change, selAfter, spans) { + if (doc.cm && !doc.cm.curOp) + { return operation(doc.cm, makeChangeSingleDoc)(doc, change, selAfter, spans) } - // Clear the marker. - TextMarker.prototype.clear = function() { - if (this.explicitlyCleared) return; - var cm = this.doc.cm, withOp = cm && !cm.curOp; - if (withOp) startOperation(cm); - if (hasHandler(this, "clear")) { - var found = this.find(); - if (found) signalLater(this, "clear", found.from, found.to); + if (change.to.line < doc.first) { + shiftDoc(doc, change.text.length - 1 - (change.to.line - change.from.line)); + return } - var min = null, max = null; - for (var i = 0; i < this.lines.length; ++i) { - var line = this.lines[i]; - var span = getMarkedSpanFor(line.markedSpans, this); - if (cm && !this.collapsed) regLineChange(cm, lineNo(line), "text"); - else if (cm) { - if (span.to != null) max = lineNo(line); - if (span.from != null) min = lineNo(line); - } - line.markedSpans = removeMarkedSpan(line.markedSpans, span); - if (span.from == null && this.collapsed && !lineIsHidden(this.doc, line) && cm) - updateLineHeight(line, textHeight(cm.display)); + if (change.from.line > doc.lastLine()) { return } + + // Clip the change to the size of this doc + if (change.from.line < doc.first) { + var shift = change.text.length - 1 - (doc.first - change.from.line); + shiftDoc(doc, shift); + change = {from: Pos(doc.first, 0), to: Pos(change.to.line + shift, change.to.ch), + text: [lst(change.text)], origin: change.origin}; } - if (cm && this.collapsed && !cm.options.lineWrapping) for (var i = 0; i < this.lines.length; ++i) { - var visual = visualLine(this.lines[i]), len = lineLength(visual); - if (len > cm.display.maxLineLength) { - cm.display.maxLine = visual; - cm.display.maxLineLength = len; - cm.display.maxLineChanged = true; - } + var last = doc.lastLine(); + if (change.to.line > last) { + change = {from: change.from, to: Pos(last, getLine(doc, last).text.length), + text: [change.text[0]], origin: change.origin}; } - if (min != null && cm && this.collapsed) regChange(cm, min, max + 1); - this.lines.length = 0; - this.explicitlyCleared = true; - if (this.atomic && this.doc.cantEdit) { - this.doc.cantEdit = false; - if (cm) reCheckSelection(cm.doc); - } - if (cm) signalLater(cm, "markerCleared", cm, this); - if (withOp) endOperation(cm); - if (this.parent) this.parent.clear(); - }; + change.removed = getBetween(doc, change.from, change.to); - // Find the position of the marker in the document. Returns a {from, - // to} object by default. Side can be passed to get a specific side - // -- 0 (both), -1 (left), or 1 (right). When lineObj is true, the - // Pos objects returned contain a line object, rather than a line - // number (used to prevent looking up the same line twice). - TextMarker.prototype.find = function(side, lineObj) { - if (side == null && this.type == "bookmark") side = 1; - var from, to; - for (var i = 0; i < this.lines.length; ++i) { - var line = this.lines[i]; - var span = getMarkedSpanFor(line.markedSpans, this); - if (span.from != null) { - from = Pos(lineObj ? line : lineNo(line), span.from); - if (side == -1) return from; - } - if (span.to != null) { - to = Pos(lineObj ? line : lineNo(line), span.to); - if (side == 1) return to; - } - } - return from && {from: from, to: to}; - }; + if (!selAfter) { selAfter = computeSelAfterChange(doc, change); } + if (doc.cm) { makeChangeSingleDocInEditor(doc.cm, change, spans); } + else { updateDoc(doc, change, spans); } + setSelectionNoUndo(doc, selAfter, sel_dontScroll); + } - // Signals that the marker's widget changed, and surrounding layout - // should be recomputed. - TextMarker.prototype.changed = function() { - var pos = this.find(-1, true), widget = this, cm = this.doc.cm; - if (!pos || !cm) return; - runInOp(cm, function() { - var line = pos.line, lineN = lineNo(pos.line); - var view = findViewForLine(cm, lineN); - if (view) { - clearLineMeasurementCacheFor(view); - cm.curOp.selectionChanged = cm.curOp.forceUpdate = true; - } - cm.curOp.updateMaxLine = true; - if (!lineIsHidden(widget.doc, line) && widget.height != null) { - var oldHeight = widget.height; - widget.height = null; - var dHeight = widgetHeight(widget) - oldHeight; - if (dHeight) - updateLineHeight(line, line.height + dHeight); - } - }); - }; + // Handle the interaction of a change to a document with the editor + // that this document is part of. + function makeChangeSingleDocInEditor(cm, change, spans) { + var doc = cm.doc, display = cm.display, from = change.from, to = change.to; - TextMarker.prototype.attachLine = function(line) { - if (!this.lines.length && this.doc.cm) { - var op = this.doc.cm.curOp; - if (!op.maybeHiddenMarkers || indexOf(op.maybeHiddenMarkers, this) == -1) - (op.maybeUnhiddenMarkers || (op.maybeUnhiddenMarkers = [])).push(this); - } - this.lines.push(line); - }; - TextMarker.prototype.detachLine = function(line) { - this.lines.splice(indexOf(this.lines, line), 1); - if (!this.lines.length && this.doc.cm) { - var op = this.doc.cm.curOp; - (op.maybeHiddenMarkers || (op.maybeHiddenMarkers = [])).push(this); + var recomputeMaxLength = false, checkWidthStart = from.line; + if (!cm.options.lineWrapping) { + checkWidthStart = lineNo(visualLine(getLine(doc, from.line))); + doc.iter(checkWidthStart, to.line + 1, function (line) { + if (line == display.maxLine) { + recomputeMaxLength = true; + return true + } + }); } - }; - // Collapsed markers have unique ids, in order to be able to order - // them, which is needed for uniquely determining an outer marker - // when they overlap (they may nest, but not partially overlap). - var nextMarkerId = 0; + if (doc.sel.contains(change.from, change.to) > -1) + { signalCursorActivity(cm); } - // Create a marker, wire it up to the right lines, and - function markText(doc, from, to, options, type) { - // Shared markers (across linked documents) are handled separately - // (markTextShared will call out to this again, once per - // document). - if (options && options.shared) return markTextShared(doc, from, to, options, type); - // Ensure we are in an operation. - if (doc.cm && !doc.cm.curOp) return operation(doc.cm, markText)(doc, from, to, options, type); + updateDoc(doc, change, spans, estimateHeight(cm)); - var marker = new TextMarker(doc, type), diff = cmp(from, to); - if (options) copyObj(options, marker, false); - // Don't connect empty markers unless clearWhenEmpty is false - if (diff > 0 || diff == 0 && marker.clearWhenEmpty !== false) - return marker; - if (marker.replacedWith) { - // Showing up as a widget implies collapsed (widget replaces text) - marker.collapsed = true; - marker.widgetNode = elt("span", [marker.replacedWith], "CodeMirror-widget"); - if (!options.handleMouseEvents) marker.widgetNode.setAttribute("cm-ignore-events", "true"); - if (options.insertLeft) marker.widgetNode.insertLeft = true; - } - if (marker.collapsed) { - if (conflictingCollapsedRange(doc, from.line, from, to, marker) || - from.line != to.line && conflictingCollapsedRange(doc, to.line, from, to, marker)) - throw new Error("Inserting collapsed marker partially overlapping an existing one"); - sawCollapsedSpans = true; + if (!cm.options.lineWrapping) { + doc.iter(checkWidthStart, from.line + change.text.length, function (line) { + var len = lineLength(line); + if (len > display.maxLineLength) { + display.maxLine = line; + display.maxLineLength = len; + display.maxLineChanged = true; + recomputeMaxLength = false; + } + }); + if (recomputeMaxLength) { cm.curOp.updateMaxLine = true; } } - if (marker.addToHistory) - addChangeToHistory(doc, {from: from, to: to, origin: "markText"}, doc.sel, NaN); - - var curLine = from.line, cm = doc.cm, updateMaxLine; - doc.iter(curLine, to.line + 1, function(line) { - if (cm && marker.collapsed && !cm.options.lineWrapping && visualLine(line) == cm.display.maxLine) - updateMaxLine = true; - if (marker.collapsed && curLine != from.line) updateLineHeight(line, 0); - addMarkedSpan(line, new MarkedSpan(marker, - curLine == from.line ? from.ch : null, - curLine == to.line ? to.ch : null)); - ++curLine; - }); - // lineIsHidden depends on the presence of the spans, so needs a second pass - if (marker.collapsed) doc.iter(from.line, to.line + 1, function(line) { - if (lineIsHidden(doc, line)) updateLineHeight(line, 0); - }); + retreatFrontier(doc, from.line); + startWorker(cm, 400); - if (marker.clearOnEnter) on(marker, "beforeCursorEnter", function() { marker.clear(); }); + var lendiff = change.text.length - (to.line - from.line) - 1; + // Remember that these lines changed, for updating the display + if (change.full) + { regChange(cm); } + else if (from.line == to.line && change.text.length == 1 && !isWholeLineUpdate(cm.doc, change)) + { regLineChange(cm, from.line, "text"); } + else + { regChange(cm, from.line, to.line + 1, lendiff); } - if (marker.readOnly) { - sawReadOnlySpans = true; - if (doc.history.done.length || doc.history.undone.length) - doc.clearHistory(); - } - if (marker.collapsed) { - marker.id = ++nextMarkerId; - marker.atomic = true; - } - if (cm) { - // Sync editor state - if (updateMaxLine) cm.curOp.updateMaxLine = true; - if (marker.collapsed) - regChange(cm, from.line, to.line + 1); - else if (marker.className || marker.title || marker.startStyle || marker.endStyle || marker.css) - for (var i = from.line; i <= to.line; i++) regLineChange(cm, i, "text"); - if (marker.atomic) reCheckSelection(cm.doc); - signalLater(cm, "markerAdded", cm, marker); + var changesHandler = hasHandler(cm, "changes"), changeHandler = hasHandler(cm, "change"); + if (changeHandler || changesHandler) { + var obj = { + from: from, to: to, + text: change.text, + removed: change.removed, + origin: change.origin + }; + if (changeHandler) { signalLater(cm, "change", cm, obj); } + if (changesHandler) { (cm.curOp.changeObjs || (cm.curOp.changeObjs = [])).push(obj); } } - return marker; + cm.display.selForContextMenu = null; } - // SHARED TEXTMARKERS - - // A shared marker spans multiple linked documents. It is - // implemented as a meta-marker-object controlling multiple normal - // markers. - var SharedTextMarker = CodeMirror.SharedTextMarker = function(markers, primary) { - this.markers = markers; - this.primary = primary; - for (var i = 0; i < markers.length; ++i) - markers[i].parent = this; - }; - eventMixin(SharedTextMarker); - - SharedTextMarker.prototype.clear = function() { - if (this.explicitlyCleared) return; - this.explicitlyCleared = true; - for (var i = 0; i < this.markers.length; ++i) - this.markers[i].clear(); - signalLater(this, "clear"); - }; - SharedTextMarker.prototype.find = function(side, lineObj) { - return this.primary.find(side, lineObj); - }; + function replaceRange(doc, code, from, to, origin) { + var assign; - function markTextShared(doc, from, to, options, type) { - options = copyObj(options); - options.shared = false; - var markers = [markText(doc, from, to, options, type)], primary = markers[0]; - var widget = options.widgetNode; - linkedDocs(doc, function(doc) { - if (widget) options.widgetNode = widget.cloneNode(true); - markers.push(markText(doc, clipPos(doc, from), clipPos(doc, to), options, type)); - for (var i = 0; i < doc.linked.length; ++i) - if (doc.linked[i].isParent) return; - primary = lst(markers); - }); - return new SharedTextMarker(markers, primary); + if (!to) { to = from; } + if (cmp(to, from) < 0) { (assign = [to, from], from = assign[0], to = assign[1]); } + if (typeof code == "string") { code = doc.splitLines(code); } + makeChange(doc, {from: from, to: to, text: code, origin: origin}); } - function findSharedMarkers(doc) { - return doc.findMarks(Pos(doc.first, 0), doc.clipPos(Pos(doc.lastLine())), - function(m) { return m.parent; }); - } + // Rebasing/resetting history to deal with externally-sourced changes - function copySharedMarkers(doc, markers) { - for (var i = 0; i < markers.length; i++) { - var marker = markers[i], pos = marker.find(); - var mFrom = doc.clipPos(pos.from), mTo = doc.clipPos(pos.to); - if (cmp(mFrom, mTo)) { - var subMark = markText(doc, mFrom, mTo, marker.primary, marker.primary.type); - marker.markers.push(subMark); - subMark.parent = marker; - } + function rebaseHistSelSingle(pos, from, to, diff) { + if (to < pos.line) { + pos.line += diff; + } else if (from < pos.line) { + pos.line = from; + pos.ch = 0; } } - function detachSharedMarkers(markers) { - for (var i = 0; i < markers.length; i++) { - var marker = markers[i], linked = [marker.primary.doc];; - linkedDocs(marker.primary.doc, function(d) { linked.push(d); }); - for (var j = 0; j < marker.markers.length; j++) { - var subMarker = marker.markers[j]; - if (indexOf(linked, subMarker.doc) == -1) { - subMarker.parent = null; - marker.markers.splice(j--, 1); + // Tries to rebase an array of history events given a change in the + // document. If the change touches the same lines as the event, the + // event, and everything 'behind' it, is discarded. If the change is + // before the event, the event's positions are updated. Uses a + // copy-on-write scheme for the positions, to avoid having to + // reallocate them all on every rebase, but also avoid problems with + // shared position objects being unsafely updated. + function rebaseHistArray(array, from, to, diff) { + for (var i = 0; i < array.length; ++i) { + var sub = array[i], ok = true; + if (sub.ranges) { + if (!sub.copied) { sub = array[i] = sub.deepCopy(); sub.copied = true; } + for (var j = 0; j < sub.ranges.length; j++) { + rebaseHistSelSingle(sub.ranges[j].anchor, from, to, diff); + rebaseHistSelSingle(sub.ranges[j].head, from, to, diff); + } + continue + } + for (var j$1 = 0; j$1 < sub.changes.length; ++j$1) { + var cur = sub.changes[j$1]; + if (to < cur.from.line) { + cur.from = Pos(cur.from.line + diff, cur.from.ch); + cur.to = Pos(cur.to.line + diff, cur.to.ch); + } else if (from <= cur.to.line) { + ok = false; + break } } + if (!ok) { + array.splice(0, i + 1); + i = 0; + } } } - // TEXTMARKER SPANS - - function MarkedSpan(marker, from, to) { - this.marker = marker; - this.from = from; this.to = to; + function rebaseHist(hist, change) { + var from = change.from.line, to = change.to.line, diff = change.text.length - (to - from) - 1; + rebaseHistArray(hist.done, from, to, diff); + rebaseHistArray(hist.undone, from, to, diff); } - // Search an array of spans for a span matching the given marker. - function getMarkedSpanFor(spans, marker) { - if (spans) for (var i = 0; i < spans.length; ++i) { - var span = spans[i]; - if (span.marker == marker) return span; - } - } - // Remove a span from an array, returning undefined if no spans are - // left (we don't store arrays for lines without spans). - function removeMarkedSpan(spans, span) { - for (var r, i = 0; i < spans.length; ++i) - if (spans[i] != span) (r || (r = [])).push(spans[i]); - return r; - } - // Add a span to a line. - function addMarkedSpan(line, span) { - line.markedSpans = line.markedSpans ? line.markedSpans.concat([span]) : [span]; - span.marker.attachLine(line); + // Utility for applying a change to a line by handle or number, + // returning the number and optionally registering the line as + // changed. + function changeLine(doc, handle, changeType, op) { + var no = handle, line = handle; + if (typeof handle == "number") { line = getLine(doc, clipLine(doc, handle)); } + else { no = lineNo(handle); } + if (no == null) { return null } + if (op(line, no) && doc.cm) { regLineChange(doc.cm, no, changeType); } + return line } - // Used for the algorithm that adjusts markers for a change in the - // document. These functions cut an array of spans at a given - // character position, returning an array of remaining chunks (or - // undefined if nothing remains). - function markedSpansBefore(old, startCh, isInsert) { - if (old) for (var i = 0, nw; i < old.length; ++i) { - var span = old[i], marker = span.marker; - var startsBefore = span.from == null || (marker.inclusiveLeft ? span.from <= startCh : span.from < startCh); - if (startsBefore || span.from == startCh && marker.type == "bookmark" && (!isInsert || !span.marker.insertLeft)) { - var endsAfter = span.to == null || (marker.inclusiveRight ? span.to >= startCh : span.to > startCh); - (nw || (nw = [])).push(new MarkedSpan(marker, span.from, endsAfter ? null : span.to)); - } + // The document is represented as a BTree consisting of leaves, with + // chunk of lines in them, and branches, with up to ten leaves or + // other branch nodes below them. The top node is always a branch + // node, and is the document object itself (meaning it has + // additional methods and properties). + // + // All nodes have parent links. The tree is used both to go from + // line numbers to line objects, and to go from objects to numbers. + // It also indexes by height, and is used to convert between height + // and line object, and to find the total height of the document. + // + // See also http://marijnhaverbeke.nl/blog/codemirror-line-tree.html + + function LeafChunk(lines) { + var this$1 = this; + + this.lines = lines; + this.parent = null; + var height = 0; + for (var i = 0; i < lines.length; ++i) { + lines[i].parent = this$1; + height += lines[i].height; } - return nw; + this.height = height; } - function markedSpansAfter(old, endCh, isInsert) { - if (old) for (var i = 0, nw; i < old.length; ++i) { - var span = old[i], marker = span.marker; - var endsAfter = span.to == null || (marker.inclusiveRight ? span.to >= endCh : span.to > endCh); - if (endsAfter || span.from == endCh && marker.type == "bookmark" && (!isInsert || span.marker.insertLeft)) { - var startsBefore = span.from == null || (marker.inclusiveLeft ? span.from <= endCh : span.from < endCh); - (nw || (nw = [])).push(new MarkedSpan(marker, startsBefore ? null : span.from - endCh, - span.to == null ? null : span.to - endCh)); + + LeafChunk.prototype = { + chunkSize: function() { return this.lines.length }, + + // Remove the n lines at offset 'at'. + removeInner: function(at, n) { + var this$1 = this; + + for (var i = at, e = at + n; i < e; ++i) { + var line = this$1.lines[i]; + this$1.height -= line.height; + cleanUpLine(line); + signalLater(line, "delete"); } + this.lines.splice(at, n); + }, + + // Helper used to collapse a small branch into a single leaf. + collapse: function(lines) { + lines.push.apply(lines, this.lines); + }, + + // Insert the given array of lines at offset 'at', count them as + // having the given height. + insertInner: function(at, lines, height) { + var this$1 = this; + + this.height += height; + this.lines = this.lines.slice(0, at).concat(lines).concat(this.lines.slice(at)); + for (var i = 0; i < lines.length; ++i) { lines[i].parent = this$1; } + }, + + // Used to iterate over a part of the tree. + iterN: function(at, n, op) { + var this$1 = this; + + for (var e = at + n; at < e; ++at) + { if (op(this$1.lines[at])) { return true } } + } + }; + + function BranchChunk(children) { + var this$1 = this; + + this.children = children; + var size = 0, height = 0; + for (var i = 0; i < children.length; ++i) { + var ch = children[i]; + size += ch.chunkSize(); height += ch.height; + ch.parent = this$1; } - return nw; + this.size = size; + this.height = height; + this.parent = null; } - // Given a change object, compute the new set of marker spans that - // cover the line in which the change took place. Removes spans - // entirely within the change, reconnects spans belonging to the - // same marker that appear on both sides of the change, and cuts off - // spans partially within the change. Returns an array of span - // arrays with one element for each line in (after) the change. - function stretchSpansOverChange(doc, change) { - if (change.full) return null; - var oldFirst = isLine(doc, change.from.line) && getLine(doc, change.from.line).markedSpans; - var oldLast = isLine(doc, change.to.line) && getLine(doc, change.to.line).markedSpans; - if (!oldFirst && !oldLast) return null; + BranchChunk.prototype = { + chunkSize: function() { return this.size }, - var startCh = change.from.ch, endCh = change.to.ch, isInsert = cmp(change.from, change.to) == 0; - // Get the spans that 'stick out' on both sides - var first = markedSpansBefore(oldFirst, startCh, isInsert); - var last = markedSpansAfter(oldLast, endCh, isInsert); + removeInner: function(at, n) { + var this$1 = this; - // Next, merge those two ends - var sameLine = change.text.length == 1, offset = lst(change.text).length + (sameLine ? startCh : 0); - if (first) { - // Fix up .to properties of first - for (var i = 0; i < first.length; ++i) { - var span = first[i]; - if (span.to == null) { - var found = getMarkedSpanFor(last, span.marker); - if (!found) span.to = startCh; - else if (sameLine) span.to = found.to == null ? null : found.to + offset; - } + this.size -= n; + for (var i = 0; i < this.children.length; ++i) { + var child = this$1.children[i], sz = child.chunkSize(); + if (at < sz) { + var rm = Math.min(n, sz - at), oldHeight = child.height; + child.removeInner(at, rm); + this$1.height -= oldHeight - child.height; + if (sz == rm) { this$1.children.splice(i--, 1); child.parent = null; } + if ((n -= rm) == 0) { break } + at = 0; + } else { at -= sz; } } - } - if (last) { - // Fix up .from in last (or move them into first in case of sameLine) - for (var i = 0; i < last.length; ++i) { - var span = last[i]; - if (span.to != null) span.to += offset; - if (span.from == null) { - var found = getMarkedSpanFor(first, span.marker); - if (!found) { - span.from = offset; - if (sameLine) (first || (first = [])).push(span); - } - } else { - span.from += offset; - if (sameLine) (first || (first = [])).push(span); - } + // If the result is smaller than 25 lines, ensure that it is a + // single leaf node. + if (this.size - n < 25 && + (this.children.length > 1 || !(this.children[0] instanceof LeafChunk))) { + var lines = []; + this.collapse(lines); + this.children = [new LeafChunk(lines)]; + this.children[0].parent = this; } - } - // Make sure we didn't create any zero-length spans - if (first) first = clearEmptySpans(first); - if (last && last != first) last = clearEmptySpans(last); + }, - var newMarkers = [first]; - if (!sameLine) { - // Fill gap with whole-line-spans - var gap = change.text.length - 2, gapMarkers; - if (gap > 0 && first) - for (var i = 0; i < first.length; ++i) - if (first[i].to == null) - (gapMarkers || (gapMarkers = [])).push(new MarkedSpan(first[i].marker, null, null)); - for (var i = 0; i < gap; ++i) - newMarkers.push(gapMarkers); - newMarkers.push(last); - } - return newMarkers; - } + collapse: function(lines) { + var this$1 = this; - // Remove spans that are empty and don't have a clearWhenEmpty - // option of false. - function clearEmptySpans(spans) { - for (var i = 0; i < spans.length; ++i) { - var span = spans[i]; - if (span.from != null && span.from == span.to && span.marker.clearWhenEmpty !== false) - spans.splice(i--, 1); - } - if (!spans.length) return null; - return spans; - } + for (var i = 0; i < this.children.length; ++i) { this$1.children[i].collapse(lines); } + }, - // Used for un/re-doing changes from the history. Combines the - // result of computing the existing spans with the set of spans that - // existed in the history (so that deleting around a span and then - // undoing brings back the span). - function mergeOldSpans(doc, change) { - var old = getOldSpans(doc, change); - var stretched = stretchSpansOverChange(doc, change); - if (!old) return stretched; - if (!stretched) return old; + insertInner: function(at, lines, height) { + var this$1 = this; - for (var i = 0; i < old.length; ++i) { - var oldCur = old[i], stretchCur = stretched[i]; - if (oldCur && stretchCur) { - spans: for (var j = 0; j < stretchCur.length; ++j) { - var span = stretchCur[j]; - for (var k = 0; k < oldCur.length; ++k) - if (oldCur[k].marker == span.marker) continue spans; - oldCur.push(span); + this.size += lines.length; + this.height += height; + for (var i = 0; i < this.children.length; ++i) { + var child = this$1.children[i], sz = child.chunkSize(); + if (at <= sz) { + child.insertInner(at, lines, height); + if (child.lines && child.lines.length > 50) { + // To avoid memory thrashing when child.lines is huge (e.g. first view of a large file), it's never spliced. + // Instead, small slices are taken. They're taken in order because sequential memory accesses are fastest. + var remaining = child.lines.length % 25 + 25; + for (var pos = remaining; pos < child.lines.length;) { + var leaf = new LeafChunk(child.lines.slice(pos, pos += 25)); + child.height -= leaf.height; + this$1.children.splice(++i, 0, leaf); + leaf.parent = this$1; + } + child.lines = child.lines.slice(0, remaining); + this$1.maybeSpill(); + } + break } - } else if (stretchCur) { - old[i] = stretchCur; + at -= sz; } - } - return old; - } + }, - // Used to 'clip' out readOnly ranges when making a change. - function removeReadOnlyRanges(doc, from, to) { - var markers = null; - doc.iter(from.line, to.line + 1, function(line) { - if (line.markedSpans) for (var i = 0; i < line.markedSpans.length; ++i) { - var mark = line.markedSpans[i].marker; - if (mark.readOnly && (!markers || indexOf(markers, mark) == -1)) - (markers || (markers = [])).push(mark); - } - }); - if (!markers) return null; - var parts = [{from: from, to: to}]; - for (var i = 0; i < markers.length; ++i) { - var mk = markers[i], m = mk.find(0); - for (var j = 0; j < parts.length; ++j) { - var p = parts[j]; - if (cmp(p.to, m.from) < 0 || cmp(p.from, m.to) > 0) continue; - var newParts = [j, 1], dfrom = cmp(p.from, m.from), dto = cmp(p.to, m.to); - if (dfrom < 0 || !mk.inclusiveLeft && !dfrom) - newParts.push({from: p.from, to: m.from}); - if (dto > 0 || !mk.inclusiveRight && !dto) - newParts.push({from: m.to, to: p.to}); - parts.splice.apply(parts, newParts); - j += newParts.length - 1; + // When a node has grown, check whether it should be split. + maybeSpill: function() { + if (this.children.length <= 10) { return } + var me = this; + do { + var spilled = me.children.splice(me.children.length - 5, 5); + var sibling = new BranchChunk(spilled); + if (!me.parent) { // Become the parent node + var copy = new BranchChunk(me.children); + copy.parent = me; + me.children = [copy, sibling]; + me = copy; + } else { + me.size -= sibling.size; + me.height -= sibling.height; + var myIndex = indexOf(me.parent.children, me); + me.parent.children.splice(myIndex + 1, 0, sibling); + } + sibling.parent = me.parent; + } while (me.children.length > 10) + me.parent.maybeSpill(); + }, + + iterN: function(at, n, op) { + var this$1 = this; + + for (var i = 0; i < this.children.length; ++i) { + var child = this$1.children[i], sz = child.chunkSize(); + if (at < sz) { + var used = Math.min(n, sz - at); + if (child.iterN(at, used, op)) { return true } + if ((n -= used) == 0) { break } + at = 0; + } else { at -= sz; } } } - return parts; - } + }; - // Connect or disconnect spans from a line. - function detachMarkedSpans(line) { - var spans = line.markedSpans; - if (!spans) return; - for (var i = 0; i < spans.length; ++i) - spans[i].marker.detachLine(line); - line.markedSpans = null; - } - function attachMarkedSpans(line, spans) { - if (!spans) return; - for (var i = 0; i < spans.length; ++i) - spans[i].marker.attachLine(line); - line.markedSpans = spans; - } + // Line widgets are block elements displayed above or below a line. - // Helpers used when computing which overlapping collapsed span - // counts as the larger one. - function extraLeft(marker) { return marker.inclusiveLeft ? -1 : 0; } - function extraRight(marker) { return marker.inclusiveRight ? 1 : 0; } + var LineWidget = function(doc, node, options) { + var this$1 = this; - // Returns a number indicating which of two overlapping collapsed - // spans is larger (and thus includes the other). Falls back to - // comparing ids when the spans cover exactly the same range. - function compareCollapsedMarkers(a, b) { - var lenDiff = a.lines.length - b.lines.length; - if (lenDiff != 0) return lenDiff; - var aPos = a.find(), bPos = b.find(); - var fromCmp = cmp(aPos.from, bPos.from) || extraLeft(a) - extraLeft(b); - if (fromCmp) return -fromCmp; - var toCmp = cmp(aPos.to, bPos.to) || extraRight(a) - extraRight(b); - if (toCmp) return toCmp; - return b.id - a.id; - } + if (options) { for (var opt in options) { if (options.hasOwnProperty(opt)) + { this$1[opt] = options[opt]; } } } + this.doc = doc; + this.node = node; + }; - // Find out whether a line ends or starts in a collapsed span. If - // so, return the marker for that span. - function collapsedSpanAtSide(line, start) { - var sps = sawCollapsedSpans && line.markedSpans, found; - if (sps) for (var sp, i = 0; i < sps.length; ++i) { - sp = sps[i]; - if (sp.marker.collapsed && (start ? sp.from : sp.to) == null && - (!found || compareCollapsedMarkers(found, sp.marker) < 0)) - found = sp.marker; - } - return found; - } - function collapsedSpanAtStart(line) { return collapsedSpanAtSide(line, true); } - function collapsedSpanAtEnd(line) { return collapsedSpanAtSide(line, false); } + LineWidget.prototype.clear = function () { + var this$1 = this; - // Test whether there exists a collapsed span that partially - // overlaps (covers the start or end, but not both) of a new span. - // Such overlap is not allowed. - function conflictingCollapsedRange(doc, lineNo, from, to, marker) { - var line = getLine(doc, lineNo); - var sps = sawCollapsedSpans && line.markedSpans; - if (sps) for (var i = 0; i < sps.length; ++i) { - var sp = sps[i]; - if (!sp.marker.collapsed) continue; - var found = sp.marker.find(0); - var fromCmp = cmp(found.from, from) || extraLeft(sp.marker) - extraLeft(marker); - var toCmp = cmp(found.to, to) || extraRight(sp.marker) - extraRight(marker); - if (fromCmp >= 0 && toCmp <= 0 || fromCmp <= 0 && toCmp >= 0) continue; - if (fromCmp <= 0 && (cmp(found.to, from) > 0 || (sp.marker.inclusiveRight && marker.inclusiveLeft)) || - fromCmp >= 0 && (cmp(found.from, to) < 0 || (sp.marker.inclusiveLeft && marker.inclusiveRight))) - return true; + var cm = this.doc.cm, ws = this.line.widgets, line = this.line, no = lineNo(line); + if (no == null || !ws) { return } + for (var i = 0; i < ws.length; ++i) { if (ws[i] == this$1) { ws.splice(i--, 1); } } + if (!ws.length) { line.widgets = null; } + var height = widgetHeight(this); + updateLineHeight(line, Math.max(0, line.height - height)); + if (cm) { + runInOp(cm, function () { + adjustScrollWhenAboveVisible(cm, line, -height); + regLineChange(cm, no, "widget"); + }); + signalLater(cm, "lineWidgetCleared", cm, this, no); } - } + }; - // A visual line is a line as drawn on the screen. Folding, for - // example, can cause multiple logical lines to appear on the same - // visual line. This finds the start of the visual line that the - // given line is part of (usually that is the line itself). - function visualLine(line) { - var merged; - while (merged = collapsedSpanAtStart(line)) - line = merged.find(-1, true).line; - return line; - } + LineWidget.prototype.changed = function () { + var this$1 = this; - // Returns an array of logical lines that continue the visual line - // started by the argument, or undefined if there are no such lines. - function visualLineContinued(line) { - var merged, lines; - while (merged = collapsedSpanAtEnd(line)) { - line = merged.find(1, true).line; - (lines || (lines = [])).push(line); + var oldH = this.height, cm = this.doc.cm, line = this.line; + this.height = null; + var diff = widgetHeight(this) - oldH; + if (!diff) { return } + if (!lineIsHidden(this.doc, line)) { updateLineHeight(line, line.height + diff); } + if (cm) { + runInOp(cm, function () { + cm.curOp.forceUpdate = true; + adjustScrollWhenAboveVisible(cm, line, diff); + signalLater(cm, "lineWidgetChanged", cm, this$1, lineNo(line)); + }); } - return lines; - } - - // Get the line number of the start of the visual line that the - // given line number is part of. - function visualLineNo(doc, lineN) { - var line = getLine(doc, lineN), vis = visualLine(line); - if (line == vis) return lineN; - return lineNo(vis); - } - // Get the line number of the start of the next visual line after - // the given line. - function visualLineEndNo(doc, lineN) { - if (lineN > doc.lastLine()) return lineN; - var line = getLine(doc, lineN), merged; - if (!lineIsHidden(doc, line)) return lineN; - while (merged = collapsedSpanAtEnd(line)) - line = merged.find(1, true).line; - return lineNo(line) + 1; - } - - // Compute whether a line is hidden. Lines count as hidden when they - // are part of a visual line that starts with another line, or when - // they are entirely covered by collapsed, non-widget span. - function lineIsHidden(doc, line) { - var sps = sawCollapsedSpans && line.markedSpans; - if (sps) for (var sp, i = 0; i < sps.length; ++i) { - sp = sps[i]; - if (!sp.marker.collapsed) continue; - if (sp.from == null) return true; - if (sp.marker.widgetNode) continue; - if (sp.from == 0 && sp.marker.inclusiveLeft && lineIsHiddenInner(doc, line, sp)) - return true; - } - } - function lineIsHiddenInner(doc, line, span) { - if (span.to == null) { - var end = span.marker.find(1, true); - return lineIsHiddenInner(doc, end.line, getMarkedSpanFor(end.line.markedSpans, span.marker)); - } - if (span.marker.inclusiveRight && span.to == line.text.length) - return true; - for (var sp, i = 0; i < line.markedSpans.length; ++i) { - sp = line.markedSpans[i]; - if (sp.marker.collapsed && !sp.marker.widgetNode && sp.from == span.to && - (sp.to == null || sp.to != span.from) && - (sp.marker.inclusiveLeft || span.marker.inclusiveRight) && - lineIsHiddenInner(doc, line, sp)) return true; - } - } - - // LINE WIDGETS - - // Line widgets are block elements displayed above or below a line. - - var LineWidget = CodeMirror.LineWidget = function(doc, node, options) { - if (options) for (var opt in options) if (options.hasOwnProperty(opt)) - this[opt] = options[opt]; - this.doc = doc; - this.node = node; - }; - eventMixin(LineWidget); - - function adjustScrollWhenAboveVisible(cm, line, diff) { - if (heightAtLine(line) < ((cm.curOp && cm.curOp.scrollTop) || cm.doc.scrollTop)) - addToScrollPos(cm, null, diff); - } - - LineWidget.prototype.clear = function() { - var cm = this.doc.cm, ws = this.line.widgets, line = this.line, no = lineNo(line); - if (no == null || !ws) return; - for (var i = 0; i < ws.length; ++i) if (ws[i] == this) ws.splice(i--, 1); - if (!ws.length) line.widgets = null; - var height = widgetHeight(this); - updateLineHeight(line, Math.max(0, line.height - height)); - if (cm) runInOp(cm, function() { - adjustScrollWhenAboveVisible(cm, line, -height); - regLineChange(cm, no, "widget"); - }); - }; - LineWidget.prototype.changed = function() { - var oldH = this.height, cm = this.doc.cm, line = this.line; - this.height = null; - var diff = widgetHeight(this) - oldH; - if (!diff) return; - updateLineHeight(line, line.height + diff); - if (cm) runInOp(cm, function() { - cm.curOp.forceUpdate = true; - adjustScrollWhenAboveVisible(cm, line, diff); - }); - }; - - function widgetHeight(widget) { - if (widget.height != null) return widget.height; - var cm = widget.doc.cm; - if (!cm) return 0; - if (!contains(document.body, widget.node)) { - var parentStyle = "position: relative;"; - if (widget.coverGutter) - parentStyle += "margin-left: -" + cm.display.gutters.offsetWidth + "px;"; - if (widget.noHScroll) - parentStyle += "width: " + cm.display.wrapper.clientWidth + "px;"; - removeChildrenAndAdd(cm.display.measure, elt("div", [widget.node], null, parentStyle)); - } - return widget.height = widget.node.parentNode.offsetHeight; + }; + eventMixin(LineWidget); + + function adjustScrollWhenAboveVisible(cm, line, diff) { + if (heightAtLine(line) < ((cm.curOp && cm.curOp.scrollTop) || cm.doc.scrollTop)) + { addToScrollTop(cm, diff); } } function addLineWidget(doc, handle, node, options) { var widget = new LineWidget(doc, node, options); var cm = doc.cm; - if (cm && widget.noHScroll) cm.display.alignWidgets = true; - changeLine(doc, handle, "widget", function(line) { + if (cm && widget.noHScroll) { cm.display.alignWidgets = true; } + changeLine(doc, handle, "widget", function (line) { var widgets = line.widgets || (line.widgets = []); - if (widget.insertAt == null) widgets.push(widget); - else widgets.splice(Math.min(widgets.length - 1, Math.max(0, widget.insertAt)), 0, widget); + if (widget.insertAt == null) { widgets.push(widget); } + else { widgets.splice(Math.min(widgets.length - 1, Math.max(0, widget.insertAt)), 0, widget); } widget.line = line; if (cm && !lineIsHidden(doc, line)) { var aboveVisible = heightAtLine(line) < doc.scrollTop; updateLineHeight(line, line.height + widgetHeight(widget)); - if (aboveVisible) addToScrollPos(cm, null, widget.height); + if (aboveVisible) { addToScrollTop(cm, widget.height); } cm.curOp.forceUpdate = true; } - return true; + return true }); - return widget; + if (cm) { signalLater(cm, "lineWidgetAdded", cm, widget, typeof handle == "number" ? handle : lineNo(handle)); } + return widget } - // LINE DATA STRUCTURE - - // Line objects. These hold state related to a line, including - // highlighting info (the styles array). - var Line = CodeMirror.Line = function(text, markedSpans, estimateHeight) { - this.text = text; - attachMarkedSpans(this, markedSpans); - this.height = estimateHeight ? estimateHeight(this) : 1; - }; - eventMixin(Line); - Line.prototype.lineNo = function() { return lineNo(this); }; + // TEXTMARKERS - // Change the content (text, markers) of a line. Automatically - // invalidates cached information and tries to re-estimate the - // line's height. - function updateLine(line, text, markedSpans, estimateHeight) { - line.text = text; - if (line.stateAfter) line.stateAfter = null; - if (line.styles) line.styles = null; - if (line.order != null) line.order = null; - detachMarkedSpans(line); - attachMarkedSpans(line, markedSpans); - var estHeight = estimateHeight ? estimateHeight(line) : 1; - if (estHeight != line.height) updateLineHeight(line, estHeight); - } + // Created with markText and setBookmark methods. A TextMarker is a + // handle that can be used to clear or find a marked position in the + // document. Line objects hold arrays (markedSpans) containing + // {from, to, marker} object pointing to such marker objects, and + // indicating that such a marker is present on that line. Multiple + // lines may point to the same marker when it spans across lines. + // The spans will have null for their from/to properties when the + // marker continues beyond the start/end of the line. Markers have + // links back to the lines they currently touch. - // Detach a line from the document tree and its markers. - function cleanUpLine(line) { - line.parent = null; - detachMarkedSpans(line); - } + // Collapsed markers have unique ids, in order to be able to order + // them, which is needed for uniquely determining an outer marker + // when they overlap (they may nest, but not partially overlap). + var nextMarkerId = 0; - function extractLineClasses(type, output) { - if (type) for (;;) { - var lineClass = type.match(/(?:^|\s+)line-(background-)?(\S+)/); - if (!lineClass) break; - type = type.slice(0, lineClass.index) + type.slice(lineClass.index + lineClass[0].length); - var prop = lineClass[1] ? "bgClass" : "textClass"; - if (output[prop] == null) - output[prop] = lineClass[2]; - else if (!(new RegExp("(?:^|\s)" + lineClass[2] + "(?:$|\s)")).test(output[prop])) - output[prop] += " " + lineClass[2]; - } - return type; - } + var TextMarker = function(doc, type) { + this.lines = []; + this.type = type; + this.doc = doc; + this.id = ++nextMarkerId; + }; - function callBlankLine(mode, state) { - if (mode.blankLine) return mode.blankLine(state); - if (!mode.innerMode) return; - var inner = CodeMirror.innerMode(mode, state); - if (inner.mode.blankLine) return inner.mode.blankLine(inner.state); - } + // Clear the marker. + TextMarker.prototype.clear = function () { + var this$1 = this; - function readToken(mode, stream, state, inner) { - for (var i = 0; i < 10; i++) { - if (inner) inner[0] = CodeMirror.innerMode(mode, state).mode; - var style = mode.token(stream, state); - if (stream.pos > stream.start) return style; + if (this.explicitlyCleared) { return } + var cm = this.doc.cm, withOp = cm && !cm.curOp; + if (withOp) { startOperation(cm); } + if (hasHandler(this, "clear")) { + var found = this.find(); + if (found) { signalLater(this, "clear", found.from, found.to); } } - throw new Error("Mode " + mode.name + " failed to advance stream."); - } - - // Utility for getTokenAt and getLineTokens - function takeToken(cm, pos, precise, asArray) { - function getObj(copy) { - return {start: stream.start, end: stream.pos, - string: stream.current(), - type: style || null, - state: copy ? copyState(doc.mode, state) : state}; + var min = null, max = null; + for (var i = 0; i < this.lines.length; ++i) { + var line = this$1.lines[i]; + var span = getMarkedSpanFor(line.markedSpans, this$1); + if (cm && !this$1.collapsed) { regLineChange(cm, lineNo(line), "text"); } + else if (cm) { + if (span.to != null) { max = lineNo(line); } + if (span.from != null) { min = lineNo(line); } + } + line.markedSpans = removeMarkedSpan(line.markedSpans, span); + if (span.from == null && this$1.collapsed && !lineIsHidden(this$1.doc, line) && cm) + { updateLineHeight(line, textHeight(cm.display)); } } + if (cm && this.collapsed && !cm.options.lineWrapping) { for (var i$1 = 0; i$1 < this.lines.length; ++i$1) { + var visual = visualLine(this$1.lines[i$1]), len = lineLength(visual); + if (len > cm.display.maxLineLength) { + cm.display.maxLine = visual; + cm.display.maxLineLength = len; + cm.display.maxLineChanged = true; + } + } } - var doc = cm.doc, mode = doc.mode, style; - pos = clipPos(doc, pos); - var line = getLine(doc, pos.line), state = getStateBefore(cm, pos.line, precise); - var stream = new StringStream(line.text, cm.options.tabSize), tokens; - if (asArray) tokens = []; - while ((asArray || stream.pos < pos.ch) && !stream.eol()) { - stream.start = stream.pos; - style = readToken(mode, stream, state); - if (asArray) tokens.push(getObj(true)); + if (min != null && cm && this.collapsed) { regChange(cm, min, max + 1); } + this.lines.length = 0; + this.explicitlyCleared = true; + if (this.atomic && this.doc.cantEdit) { + this.doc.cantEdit = false; + if (cm) { reCheckSelection(cm.doc); } } - return asArray ? tokens : getObj(); - } + if (cm) { signalLater(cm, "markerCleared", cm, this, min, max); } + if (withOp) { endOperation(cm); } + if (this.parent) { this.parent.clear(); } + }; - // Run the given mode's parser over a line, calling f for each token. - function runMode(cm, text, mode, state, f, lineClasses, forceToEnd) { - var flattenSpans = mode.flattenSpans; - if (flattenSpans == null) flattenSpans = cm.options.flattenSpans; - var curStart = 0, curStyle = null; - var stream = new StringStream(text, cm.options.tabSize), style; - var inner = cm.options.addModeClass && [null]; - if (text == "") extractLineClasses(callBlankLine(mode, state), lineClasses); - while (!stream.eol()) { - if (stream.pos > cm.options.maxHighlightLength) { - flattenSpans = false; - if (forceToEnd) processLine(cm, text, state, stream.pos); - stream.pos = text.length; - style = null; - } else { - style = extractLineClasses(readToken(mode, stream, state, inner), lineClasses); - } - if (inner) { - var mName = inner[0].name; - if (mName) style = "m-" + (style ? mName + " " + style : mName); + // Find the position of the marker in the document. Returns a {from, + // to} object by default. Side can be passed to get a specific side + // -- 0 (both), -1 (left), or 1 (right). When lineObj is true, the + // Pos objects returned contain a line object, rather than a line + // number (used to prevent looking up the same line twice). + TextMarker.prototype.find = function (side, lineObj) { + var this$1 = this; + + if (side == null && this.type == "bookmark") { side = 1; } + var from, to; + for (var i = 0; i < this.lines.length; ++i) { + var line = this$1.lines[i]; + var span = getMarkedSpanFor(line.markedSpans, this$1); + if (span.from != null) { + from = Pos(lineObj ? line : lineNo(line), span.from); + if (side == -1) { return from } } - if (!flattenSpans || curStyle != style) { - while (curStart < stream.start) { - curStart = Math.min(stream.start, curStart + 50000); - f(curStart, curStyle); - } - curStyle = style; + if (span.to != null) { + to = Pos(lineObj ? line : lineNo(line), span.to); + if (side == 1) { return to } } - stream.start = stream.pos; - } - while (curStart < stream.pos) { - // Webkit seems to refuse to render text nodes longer than 57444 characters - var pos = Math.min(stream.pos, curStart + 50000); - f(pos, curStyle); - curStart = pos; } - } - - // Compute a style array (an array starting with a mode generation - // -- for invalidation -- followed by pairs of end positions and - // style strings), which is used to highlight the tokens on the - // line. - function highlightLine(cm, line, state, forceToEnd) { - // A styles array always starts with a number identifying the - // mode/overlays that it is based on (for easy invalidation). - var st = [cm.state.modeGen], lineClasses = {}; - // Compute the base array of styles - runMode(cm, line.text, cm.doc.mode, state, function(end, style) { - st.push(end, style); - }, lineClasses, forceToEnd); + return from && {from: from, to: to} + }; - // Run overlays, adjust style array. - for (var o = 0; o < cm.state.overlays.length; ++o) { - var overlay = cm.state.overlays[o], i = 1, at = 0; - runMode(cm, line.text, overlay.mode, true, function(end, style) { - var start = i; - // Ensure there's a token end at the current position, and that i points at it - while (at < end) { - var i_end = st[i]; - if (i_end > end) - st.splice(i, 1, end, st[i+1], i_end); - i += 2; - at = Math.min(end, i_end); - } - if (!style) return; - if (overlay.opaque) { - st.splice(start, i - start, end, "cm-overlay " + style); - i = start + 2; - } else { - for (; start < i; start += 2) { - var cur = st[start+1]; - st[start+1] = (cur ? cur + " " : "") + "cm-overlay " + style; - } - } - }, lineClasses); - } + // Signals that the marker's widget changed, and surrounding layout + // should be recomputed. + TextMarker.prototype.changed = function () { + var this$1 = this; - return {styles: st, classes: lineClasses.bgClass || lineClasses.textClass ? lineClasses : null}; - } + var pos = this.find(-1, true), widget = this, cm = this.doc.cm; + if (!pos || !cm) { return } + runInOp(cm, function () { + var line = pos.line, lineN = lineNo(pos.line); + var view = findViewForLine(cm, lineN); + if (view) { + clearLineMeasurementCacheFor(view); + cm.curOp.selectionChanged = cm.curOp.forceUpdate = true; + } + cm.curOp.updateMaxLine = true; + if (!lineIsHidden(widget.doc, line) && widget.height != null) { + var oldHeight = widget.height; + widget.height = null; + var dHeight = widgetHeight(widget) - oldHeight; + if (dHeight) + { updateLineHeight(line, line.height + dHeight); } + } + signalLater(cm, "markerChanged", cm, this$1); + }); + }; - function getLineStyles(cm, line, updateFrontier) { - if (!line.styles || line.styles[0] != cm.state.modeGen) { - var state = getStateBefore(cm, lineNo(line)); - var result = highlightLine(cm, line, line.text.length > cm.options.maxHighlightLength ? copyState(cm.doc.mode, state) : state); - line.stateAfter = state; - line.styles = result.styles; - if (result.classes) line.styleClasses = result.classes; - else if (line.styleClasses) line.styleClasses = null; - if (updateFrontier === cm.doc.frontier) cm.doc.frontier++; + TextMarker.prototype.attachLine = function (line) { + if (!this.lines.length && this.doc.cm) { + var op = this.doc.cm.curOp; + if (!op.maybeHiddenMarkers || indexOf(op.maybeHiddenMarkers, this) == -1) + { (op.maybeUnhiddenMarkers || (op.maybeUnhiddenMarkers = [])).push(this); } } - return line.styles; - } + this.lines.push(line); + }; - // Lightweight form of highlight -- proceed over this line and - // update state, but don't save a style array. Used for lines that - // aren't currently visible. - function processLine(cm, text, state, startAt) { - var mode = cm.doc.mode; - var stream = new StringStream(text, cm.options.tabSize); - stream.start = stream.pos = startAt || 0; - if (text == "") callBlankLine(mode, state); - while (!stream.eol()) { - readToken(mode, stream, state); - stream.start = stream.pos; + TextMarker.prototype.detachLine = function (line) { + this.lines.splice(indexOf(this.lines, line), 1); + if (!this.lines.length && this.doc.cm) { + var op = this.doc.cm.curOp + ;(op.maybeHiddenMarkers || (op.maybeHiddenMarkers = [])).push(this); } - } + }; + eventMixin(TextMarker); - // Convert a style as returned by a mode (either null, or a string - // containing one or more styles) to a CSS style. This is cached, - // and also looks for line-wide styles. - var styleToClassCache = {}, styleToClassCacheWithMode = {}; - function interpretTokenStyle(style, options) { - if (!style || /^\s*$/.test(style)) return null; - var cache = options.addModeClass ? styleToClassCacheWithMode : styleToClassCache; - return cache[style] || - (cache[style] = style.replace(/\S+/g, "cm-$&")); - } + // Create a marker, wire it up to the right lines, and + function markText(doc, from, to, options, type) { + // Shared markers (across linked documents) are handled separately + // (markTextShared will call out to this again, once per + // document). + if (options && options.shared) { return markTextShared(doc, from, to, options, type) } + // Ensure we are in an operation. + if (doc.cm && !doc.cm.curOp) { return operation(doc.cm, markText)(doc, from, to, options, type) } - // Render the DOM representation of the text of a line. Also builds - // up a 'line map', which points at the DOM nodes that represent - // specific stretches of text, and is used by the measuring code. - // The returned object contains the DOM node, this map, and - // information about line-wide styles that were set by the mode. - function buildLineContent(cm, lineView) { - // The padding-right forces the element to have a 'border', which - // is needed on Webkit to be able to get line-level bounding - // rectangles for it (in measureChar). - var content = elt("span", null, null, webkit ? "padding-right: .1px" : null); - var builder = {pre: elt("pre", [content], "CodeMirror-line"), content: content, - col: 0, pos: 0, cm: cm, - splitSpaces: (ie || webkit) && cm.getOption("lineWrapping")}; - lineView.measure = {}; + var marker = new TextMarker(doc, type), diff = cmp(from, to); + if (options) { copyObj(options, marker, false); } + // Don't connect empty markers unless clearWhenEmpty is false + if (diff > 0 || diff == 0 && marker.clearWhenEmpty !== false) + { return marker } + if (marker.replacedWith) { + // Showing up as a widget implies collapsed (widget replaces text) + marker.collapsed = true; + marker.widgetNode = eltP("span", [marker.replacedWith], "CodeMirror-widget"); + if (!options.handleMouseEvents) { marker.widgetNode.setAttribute("cm-ignore-events", "true"); } + if (options.insertLeft) { marker.widgetNode.insertLeft = true; } + } + if (marker.collapsed) { + if (conflictingCollapsedRange(doc, from.line, from, to, marker) || + from.line != to.line && conflictingCollapsedRange(doc, to.line, from, to, marker)) + { throw new Error("Inserting collapsed marker partially overlapping an existing one") } + seeCollapsedSpans(); + } - // Iterate over the logical lines that make up this visual line. - for (var i = 0; i <= (lineView.rest ? lineView.rest.length : 0); i++) { - var line = i ? lineView.rest[i - 1] : lineView.line, order; - builder.pos = 0; - builder.addToken = buildToken; - // Optionally wire in some hacks into the token-rendering - // algorithm, to deal with browser quirks. - if (hasBadBidiRects(cm.display.measure) && (order = getOrder(line))) - builder.addToken = buildTokenBadBidi(builder.addToken, order); - builder.map = []; - var allowFrontierUpdate = lineView != cm.display.externalMeasured && lineNo(line); - insertLineContent(line, builder, getLineStyles(cm, line, allowFrontierUpdate)); - if (line.styleClasses) { - if (line.styleClasses.bgClass) - builder.bgClass = joinClasses(line.styleClasses.bgClass, builder.bgClass || ""); - if (line.styleClasses.textClass) - builder.textClass = joinClasses(line.styleClasses.textClass, builder.textClass || ""); - } + if (marker.addToHistory) + { addChangeToHistory(doc, {from: from, to: to, origin: "markText"}, doc.sel, NaN); } - // Ensure at least a single node is present, for measuring. - if (builder.map.length == 0) - builder.map.push(0, 0, builder.content.appendChild(zeroWidthElement(cm.display.measure))); + var curLine = from.line, cm = doc.cm, updateMaxLine; + doc.iter(curLine, to.line + 1, function (line) { + if (cm && marker.collapsed && !cm.options.lineWrapping && visualLine(line) == cm.display.maxLine) + { updateMaxLine = true; } + if (marker.collapsed && curLine != from.line) { updateLineHeight(line, 0); } + addMarkedSpan(line, new MarkedSpan(marker, + curLine == from.line ? from.ch : null, + curLine == to.line ? to.ch : null)); + ++curLine; + }); + // lineIsHidden depends on the presence of the spans, so needs a second pass + if (marker.collapsed) { doc.iter(from.line, to.line + 1, function (line) { + if (lineIsHidden(doc, line)) { updateLineHeight(line, 0); } + }); } - // Store the map and a cache object for the current logical line - if (i == 0) { - lineView.measure.map = builder.map; - lineView.measure.cache = {}; - } else { - (lineView.measure.maps || (lineView.measure.maps = [])).push(builder.map); - (lineView.measure.caches || (lineView.measure.caches = [])).push({}); - } + if (marker.clearOnEnter) { on(marker, "beforeCursorEnter", function () { return marker.clear(); }); } + + if (marker.readOnly) { + seeReadOnlySpans(); + if (doc.history.done.length || doc.history.undone.length) + { doc.clearHistory(); } + } + if (marker.collapsed) { + marker.id = ++nextMarkerId; + marker.atomic = true; + } + if (cm) { + // Sync editor state + if (updateMaxLine) { cm.curOp.updateMaxLine = true; } + if (marker.collapsed) + { regChange(cm, from.line, to.line + 1); } + else if (marker.className || marker.title || marker.startStyle || marker.endStyle || marker.css) + { for (var i = from.line; i <= to.line; i++) { regLineChange(cm, i, "text"); } } + if (marker.atomic) { reCheckSelection(cm.doc); } + signalLater(cm, "markerAdded", cm, marker); } + return marker + } - // See issue #2901 - if (webkit && /\bcm-tab\b/.test(builder.content.lastChild.className)) - builder.content.className = "cm-tab-wrap-hack"; + // SHARED TEXTMARKERS - signal(cm, "renderLine", cm, lineView.line, builder.pre); - if (builder.pre.className) - builder.textClass = joinClasses(builder.pre.className, builder.textClass || ""); + // A shared marker spans multiple linked documents. It is + // implemented as a meta-marker-object controlling multiple normal + // markers. + var SharedTextMarker = function(markers, primary) { + var this$1 = this; - return builder; - } + this.markers = markers; + this.primary = primary; + for (var i = 0; i < markers.length; ++i) + { markers[i].parent = this$1; } + }; - function defaultSpecialCharPlaceholder(ch) { - var token = elt("span", "\u2022", "cm-invalidchar"); - token.title = "\\u" + ch.charCodeAt(0).toString(16); - token.setAttribute("aria-label", token.title); - return token; - } + SharedTextMarker.prototype.clear = function () { + var this$1 = this; - // Build up the DOM representation for a single token, and add it to - // the line map. Takes care to render special characters separately. - function buildToken(builder, text, style, startStyle, endStyle, title, css) { - if (!text) return; - var displayText = builder.splitSpaces ? text.replace(/ {3,}/g, splitSpaces) : text; - var special = builder.cm.state.specialChars, mustWrap = false; - if (!special.test(text)) { - builder.col += text.length; - var content = document.createTextNode(displayText); - builder.map.push(builder.pos, builder.pos + text.length, content); - if (ie && ie_version < 9) mustWrap = true; - builder.pos += text.length; - } else { - var content = document.createDocumentFragment(), pos = 0; - while (true) { - special.lastIndex = pos; - var m = special.exec(text); - var skipped = m ? m.index - pos : text.length - pos; - if (skipped) { - var txt = document.createTextNode(displayText.slice(pos, pos + skipped)); - if (ie && ie_version < 9) content.appendChild(elt("span", [txt])); - else content.appendChild(txt); - builder.map.push(builder.pos, builder.pos + skipped, txt); - builder.col += skipped; - builder.pos += skipped; - } - if (!m) break; - pos += skipped + 1; - if (m[0] == "\t") { - var tabSize = builder.cm.options.tabSize, tabWidth = tabSize - builder.col % tabSize; - var txt = content.appendChild(elt("span", spaceStr(tabWidth), "cm-tab")); - txt.setAttribute("role", "presentation"); - txt.setAttribute("cm-text", "\t"); - builder.col += tabWidth; - } else if (m[0] == "\r" || m[0] == "\n") { - var txt = content.appendChild(elt("span", m[0] == "\r" ? "\u240d" : "\u2424", "cm-invalidchar")); - txt.setAttribute("cm-text", m[0]); - builder.col += 1; - } else { - var txt = builder.cm.options.specialCharPlaceholder(m[0]); - txt.setAttribute("cm-text", m[0]); - if (ie && ie_version < 9) content.appendChild(elt("span", [txt])); - else content.appendChild(txt); - builder.col += 1; - } - builder.map.push(builder.pos, builder.pos + 1, txt); - builder.pos++; - } - } - if (style || startStyle || endStyle || mustWrap || css) { - var fullStyle = style || ""; - if (startStyle) fullStyle += startStyle; - if (endStyle) fullStyle += endStyle; - var token = elt("span", [content], fullStyle, css); - if (title) token.title = title; - return builder.content.appendChild(token); - } - builder.content.appendChild(content); - } + if (this.explicitlyCleared) { return } + this.explicitlyCleared = true; + for (var i = 0; i < this.markers.length; ++i) + { this$1.markers[i].clear(); } + signalLater(this, "clear"); + }; - function splitSpaces(old) { - var out = " "; - for (var i = 0; i < old.length - 2; ++i) out += i % 2 ? " " : "\u00a0"; - out += " "; - return out; - } + SharedTextMarker.prototype.find = function (side, lineObj) { + return this.primary.find(side, lineObj) + }; + eventMixin(SharedTextMarker); - // Work around nonsense dimensions being reported for stretches of - // right-to-left text. - function buildTokenBadBidi(inner, order) { - return function(builder, text, style, startStyle, endStyle, title, css) { - style = style ? style + " cm-force-border" : "cm-force-border"; - var start = builder.pos, end = start + text.length; - for (;;) { - // Find the part that overlaps with the start of this text - for (var i = 0; i < order.length; i++) { - var part = order[i]; - if (part.to > start && part.from <= start) break; - } - if (part.to >= end) return inner(builder, text, style, startStyle, endStyle, title, css); - inner(builder, text.slice(0, part.to - start), style, startStyle, null, title, css); - startStyle = null; - text = text.slice(part.to - start); - start = part.to; - } - }; + function markTextShared(doc, from, to, options, type) { + options = copyObj(options); + options.shared = false; + var markers = [markText(doc, from, to, options, type)], primary = markers[0]; + var widget = options.widgetNode; + linkedDocs(doc, function (doc) { + if (widget) { options.widgetNode = widget.cloneNode(true); } + markers.push(markText(doc, clipPos(doc, from), clipPos(doc, to), options, type)); + for (var i = 0; i < doc.linked.length; ++i) + { if (doc.linked[i].isParent) { return } } + primary = lst(markers); + }); + return new SharedTextMarker(markers, primary) } - function buildCollapsedSpan(builder, size, marker, ignoreWidget) { - var widget = !ignoreWidget && marker.widgetNode; - if (widget) builder.map.push(builder.pos, builder.pos + size, widget); - if (!ignoreWidget && builder.cm.display.input.needsContentAttribute) { - if (!widget) - widget = builder.content.appendChild(document.createElement("span")); - widget.setAttribute("cm-marker", marker.id); - } - if (widget) { - builder.cm.display.input.setUneditable(widget); - builder.content.appendChild(widget); - } - builder.pos += size; + function findSharedMarkers(doc) { + return doc.findMarks(Pos(doc.first, 0), doc.clipPos(Pos(doc.lastLine())), function (m) { return m.parent; }) } - // Outputs a number of spans to make up a line, taking highlighting - // and marked text into account. - function insertLineContent(line, builder, styles) { - var spans = line.markedSpans, allText = line.text, at = 0; - if (!spans) { - for (var i = 1; i < styles.length; i+=2) - builder.addToken(builder, allText.slice(at, at = styles[i]), interpretTokenStyle(styles[i+1], builder.cm.options)); - return; + function copySharedMarkers(doc, markers) { + for (var i = 0; i < markers.length; i++) { + var marker = markers[i], pos = marker.find(); + var mFrom = doc.clipPos(pos.from), mTo = doc.clipPos(pos.to); + if (cmp(mFrom, mTo)) { + var subMark = markText(doc, mFrom, mTo, marker.primary, marker.primary.type); + marker.markers.push(subMark); + subMark.parent = marker; + } } + } - var len = allText.length, pos = 0, i = 1, text = "", style, css; - var nextChange = 0, spanStyle, spanEndStyle, spanStartStyle, title, collapsed; - for (;;) { - if (nextChange == pos) { // Update current marker set - spanStyle = spanEndStyle = spanStartStyle = title = css = ""; - collapsed = null; nextChange = Infinity; - var foundBookmarks = [], endStyles - for (var j = 0; j < spans.length; ++j) { - var sp = spans[j], m = sp.marker; - if (m.type == "bookmark" && sp.from == pos && m.widgetNode) { - foundBookmarks.push(m); - } else if (sp.from <= pos && (sp.to == null || sp.to > pos || m.collapsed && sp.to == pos && sp.from == pos)) { - if (sp.to != null && sp.to != pos && nextChange > sp.to) { - nextChange = sp.to; - spanEndStyle = ""; - } - if (m.className) spanStyle += " " + m.className; - if (m.css) css = (css ? css + ";" : "") + m.css; - if (m.startStyle && sp.from == pos) spanStartStyle += " " + m.startStyle; - if (m.endStyle && sp.to == nextChange) (endStyles || (endStyles = [])).push(m.endStyle, sp.to) - if (m.title && !title) title = m.title; - if (m.collapsed && (!collapsed || compareCollapsedMarkers(collapsed.marker, m) < 0)) - collapsed = sp; - } else if (sp.from > pos && nextChange > sp.from) { - nextChange = sp.from; - } - } - if (endStyles) for (var j = 0; j < endStyles.length; j += 2) - if (endStyles[j + 1] == nextChange) spanEndStyle += " " + endStyles[j] - - if (!collapsed || collapsed.from == pos) for (var j = 0; j < foundBookmarks.length; ++j) - buildCollapsedSpan(builder, 0, foundBookmarks[j]); - if (collapsed && (collapsed.from || 0) == pos) { - buildCollapsedSpan(builder, (collapsed.to == null ? len + 1 : collapsed.to) - pos, - collapsed.marker, collapsed.from == null); - if (collapsed.to == null) return; - if (collapsed.to == pos) collapsed = false; + function detachSharedMarkers(markers) { + var loop = function ( i ) { + var marker = markers[i], linked = [marker.primary.doc]; + linkedDocs(marker.primary.doc, function (d) { return linked.push(d); }); + for (var j = 0; j < marker.markers.length; j++) { + var subMarker = marker.markers[j]; + if (indexOf(linked, subMarker.doc) == -1) { + subMarker.parent = null; + marker.markers.splice(j--, 1); } } - if (pos >= len) break; + }; - var upto = Math.min(len, nextChange); - while (true) { - if (text) { - var end = pos + text.length; - if (!collapsed) { - var tokenText = end > upto ? text.slice(0, upto - pos) : text; - builder.addToken(builder, tokenText, style ? style + spanStyle : spanStyle, - spanStartStyle, pos + tokenText.length == nextChange ? spanEndStyle : "", title, css); - } - if (end >= upto) {text = text.slice(upto - pos); pos = upto; break;} - pos = end; - spanStartStyle = ""; - } - text = allText.slice(at, at = styles[i++]); - style = interpretTokenStyle(styles[i++], builder.cm.options); - } - } + for (var i = 0; i < markers.length; i++) loop( i ); } - // DOCUMENT DATA STRUCTURE + var nextDocId = 0; + var Doc = function(text, mode, firstLine, lineSep, direction) { + if (!(this instanceof Doc)) { return new Doc(text, mode, firstLine, lineSep, direction) } + if (firstLine == null) { firstLine = 0; } - // By default, updates that start and end at the beginning of a line - // are treated specially, in order to make the association of line - // widgets and marker elements with the text behave more intuitive. - function isWholeLineUpdate(doc, change) { - return change.from.ch == 0 && change.to.ch == 0 && lst(change.text) == "" && - (!doc.cm || doc.cm.options.wholeLineUpdateBefore); - } + BranchChunk.call(this, [new LeafChunk([new Line("", null)])]); + this.first = firstLine; + this.scrollTop = this.scrollLeft = 0; + this.cantEdit = false; + this.cleanGeneration = 1; + this.modeFrontier = this.highlightFrontier = firstLine; + var start = Pos(firstLine, 0); + this.sel = simpleSelection(start); + this.history = new History(null); + this.id = ++nextDocId; + this.modeOption = mode; + this.lineSep = lineSep; + this.direction = (direction == "rtl") ? "rtl" : "ltr"; + this.extend = false; - // Perform a change on the document data structure. - function updateDoc(doc, change, markedSpans, estimateHeight) { - function spansFor(n) {return markedSpans ? markedSpans[n] : null;} - function update(line, text, spans) { - updateLine(line, text, spans, estimateHeight); - signalLater(line, "change", line, change); - } - function linesFor(start, end) { - for (var i = start, result = []; i < end; ++i) - result.push(new Line(text[i], spansFor(i), estimateHeight)); - return result; - } - - var from = change.from, to = change.to, text = change.text; - var firstLine = getLine(doc, from.line), lastLine = getLine(doc, to.line); - var lastText = lst(text), lastSpans = spansFor(text.length - 1), nlines = to.line - from.line; - - // Adjust the line structure - if (change.full) { - doc.insert(0, linesFor(0, text.length)); - doc.remove(text.length, doc.size - text.length); - } else if (isWholeLineUpdate(doc, change)) { - // This is a whole-line replace. Treated specially to make - // sure line objects move the way they are supposed to. - var added = linesFor(0, text.length - 1); - update(lastLine, lastLine.text, lastSpans); - if (nlines) doc.remove(from.line, nlines); - if (added.length) doc.insert(from.line, added); - } else if (firstLine == lastLine) { - if (text.length == 1) { - update(firstLine, firstLine.text.slice(0, from.ch) + lastText + firstLine.text.slice(to.ch), lastSpans); - } else { - var added = linesFor(1, text.length - 1); - added.push(new Line(lastText + firstLine.text.slice(to.ch), lastSpans, estimateHeight)); - update(firstLine, firstLine.text.slice(0, from.ch) + text[0], spansFor(0)); - doc.insert(from.line + 1, added); - } - } else if (text.length == 1) { - update(firstLine, firstLine.text.slice(0, from.ch) + text[0] + lastLine.text.slice(to.ch), spansFor(0)); - doc.remove(from.line + 1, nlines); - } else { - update(firstLine, firstLine.text.slice(0, from.ch) + text[0], spansFor(0)); - update(lastLine, lastText + lastLine.text.slice(to.ch), lastSpans); - var added = linesFor(1, text.length - 1); - if (nlines > 1) doc.remove(from.line + 1, nlines - 1); - doc.insert(from.line + 1, added); - } - - signalLater(doc, "change", doc, change); - } - - // The document is represented as a BTree consisting of leaves, with - // chunk of lines in them, and branches, with up to ten leaves or - // other branch nodes below them. The top node is always a branch - // node, and is the document object itself (meaning it has - // additional methods and properties). - // - // All nodes have parent links. The tree is used both to go from - // line numbers to line objects, and to go from objects to numbers. - // It also indexes by height, and is used to convert between height - // and line object, and to find the total height of the document. - // - // See also http://marijnhaverbeke.nl/blog/codemirror-line-tree.html - - function LeafChunk(lines) { - this.lines = lines; - this.parent = null; - for (var i = 0, height = 0; i < lines.length; ++i) { - lines[i].parent = this; - height += lines[i].height; - } - this.height = height; - } - - LeafChunk.prototype = { - chunkSize: function() { return this.lines.length; }, - // Remove the n lines at offset 'at'. - removeInner: function(at, n) { - for (var i = at, e = at + n; i < e; ++i) { - var line = this.lines[i]; - this.height -= line.height; - cleanUpLine(line); - signalLater(line, "delete"); - } - this.lines.splice(at, n); - }, - // Helper used to collapse a small branch into a single leaf. - collapse: function(lines) { - lines.push.apply(lines, this.lines); - }, - // Insert the given array of lines at offset 'at', count them as - // having the given height. - insertInner: function(at, lines, height) { - this.height += height; - this.lines = this.lines.slice(0, at).concat(lines).concat(this.lines.slice(at)); - for (var i = 0; i < lines.length; ++i) lines[i].parent = this; - }, - // Used to iterate over a part of the tree. - iterN: function(at, n, op) { - for (var e = at + n; at < e; ++at) - if (op(this.lines[at])) return true; - } - }; - - function BranchChunk(children) { - this.children = children; - var size = 0, height = 0; - for (var i = 0; i < children.length; ++i) { - var ch = children[i]; - size += ch.chunkSize(); height += ch.height; - ch.parent = this; - } - this.size = size; - this.height = height; - this.parent = null; - } - - BranchChunk.prototype = { - chunkSize: function() { return this.size; }, - removeInner: function(at, n) { - this.size -= n; - for (var i = 0; i < this.children.length; ++i) { - var child = this.children[i], sz = child.chunkSize(); - if (at < sz) { - var rm = Math.min(n, sz - at), oldHeight = child.height; - child.removeInner(at, rm); - this.height -= oldHeight - child.height; - if (sz == rm) { this.children.splice(i--, 1); child.parent = null; } - if ((n -= rm) == 0) break; - at = 0; - } else at -= sz; - } - // If the result is smaller than 25 lines, ensure that it is a - // single leaf node. - if (this.size - n < 25 && - (this.children.length > 1 || !(this.children[0] instanceof LeafChunk))) { - var lines = []; - this.collapse(lines); - this.children = [new LeafChunk(lines)]; - this.children[0].parent = this; - } - }, - collapse: function(lines) { - for (var i = 0; i < this.children.length; ++i) this.children[i].collapse(lines); - }, - insertInner: function(at, lines, height) { - this.size += lines.length; - this.height += height; - for (var i = 0; i < this.children.length; ++i) { - var child = this.children[i], sz = child.chunkSize(); - if (at <= sz) { - child.insertInner(at, lines, height); - if (child.lines && child.lines.length > 50) { - while (child.lines.length > 50) { - var spilled = child.lines.splice(child.lines.length - 25, 25); - var newleaf = new LeafChunk(spilled); - child.height -= newleaf.height; - this.children.splice(i + 1, 0, newleaf); - newleaf.parent = this; - } - this.maybeSpill(); - } - break; - } - at -= sz; - } - }, - // When a node has grown, check whether it should be split. - maybeSpill: function() { - if (this.children.length <= 10) return; - var me = this; - do { - var spilled = me.children.splice(me.children.length - 5, 5); - var sibling = new BranchChunk(spilled); - if (!me.parent) { // Become the parent node - var copy = new BranchChunk(me.children); - copy.parent = me; - me.children = [copy, sibling]; - me = copy; - } else { - me.size -= sibling.size; - me.height -= sibling.height; - var myIndex = indexOf(me.parent.children, me); - me.parent.children.splice(myIndex + 1, 0, sibling); - } - sibling.parent = me.parent; - } while (me.children.length > 10); - me.parent.maybeSpill(); - }, - iterN: function(at, n, op) { - for (var i = 0; i < this.children.length; ++i) { - var child = this.children[i], sz = child.chunkSize(); - if (at < sz) { - var used = Math.min(n, sz - at); - if (child.iterN(at, used, op)) return true; - if ((n -= used) == 0) break; - at = 0; - } else at -= sz; - } - } - }; - - var nextDocId = 0; - var Doc = CodeMirror.Doc = function(text, mode, firstLine, lineSep) { - if (!(this instanceof Doc)) return new Doc(text, mode, firstLine, lineSep); - if (firstLine == null) firstLine = 0; - - BranchChunk.call(this, [new LeafChunk([new Line("", null)])]); - this.first = firstLine; - this.scrollTop = this.scrollLeft = 0; - this.cantEdit = false; - this.cleanGeneration = 1; - this.frontier = firstLine; - var start = Pos(firstLine, 0); - this.sel = simpleSelection(start); - this.history = new History(null); - this.id = ++nextDocId; - this.modeOption = mode; - this.lineSep = lineSep; - this.extend = false; - - if (typeof text == "string") text = this.splitLines(text); + if (typeof text == "string") { text = this.splitLines(text); } updateDoc(this, {from: start, to: start, text: text}); setSelection(this, simpleSelection(start), sel_dontScroll); }; @@ -7394,14 +6060,14 @@ // three, it iterates over the range given by the first two (with // the second being non-inclusive). iter: function(from, to, op) { - if (op) this.iterN(from - this.first, to - from, op); - else this.iterN(this.first, this.first + this.size, from); + if (op) { this.iterN(from - this.first, to - from, op); } + else { this.iterN(this.first, this.first + this.size, from); } }, // Non-public interface for adding and removing lines. insert: function(at, lines) { var height = 0; - for (var i = 0; i < lines.length; ++i) height += lines[i].height; + for (var i = 0; i < lines.length; ++i) { height += lines[i].height; } this.insertInner(at - this.first, lines, height); }, remove: function(at, n) { this.removeInner(at - this.first, n); }, @@ -7411,14 +6077,15 @@ getValue: function(lineSep) { var lines = getLines(this, this.first, this.first + this.size); - if (lineSep === false) return lines; - return lines.join(lineSep || this.lineSeparator()); + if (lineSep === false) { return lines } + return lines.join(lineSep || this.lineSeparator()) }, setValue: docMethodOp(function(code) { var top = Pos(this.first, 0), last = this.first + this.size - 1; makeChange(this, {from: top, to: Pos(last, getLine(this, last).text.length), text: this.splitLines(code), origin: "setValue", full: true}, true); - setSelection(this, simpleSelection(top)); + if (this.cm) { scrollToCoords(this.cm, 0, 0); } + setSelection(this, simpleSelection(top), sel_dontScroll); }), replaceRange: function(code, from, to, origin) { from = clipPos(this, from); @@ -7427,36 +6094,36 @@ }, getRange: function(from, to, lineSep) { var lines = getBetween(this, clipPos(this, from), clipPos(this, to)); - if (lineSep === false) return lines; - return lines.join(lineSep || this.lineSeparator()); + if (lineSep === false) { return lines } + return lines.join(lineSep || this.lineSeparator()) }, - getLine: function(line) {var l = this.getLineHandle(line); return l && l.text;}, + getLine: function(line) {var l = this.getLineHandle(line); return l && l.text}, - getLineHandle: function(line) {if (isLine(this, line)) return getLine(this, line);}, - getLineNumber: function(line) {return lineNo(line);}, + getLineHandle: function(line) {if (isLine(this, line)) { return getLine(this, line) }}, + getLineNumber: function(line) {return lineNo(line)}, getLineHandleVisualStart: function(line) { - if (typeof line == "number") line = getLine(this, line); - return visualLine(line); + if (typeof line == "number") { line = getLine(this, line); } + return visualLine(line) }, - lineCount: function() {return this.size;}, - firstLine: function() {return this.first;}, - lastLine: function() {return this.first + this.size - 1;}, + lineCount: function() {return this.size}, + firstLine: function() {return this.first}, + lastLine: function() {return this.first + this.size - 1}, - clipPos: function(pos) {return clipPos(this, pos);}, + clipPos: function(pos) {return clipPos(this, pos)}, getCursor: function(start) { - var range = this.sel.primary(), pos; - if (start == null || start == "head") pos = range.head; - else if (start == "anchor") pos = range.anchor; - else if (start == "end" || start == "to" || start === false) pos = range.to(); - else pos = range.from(); - return pos; + var range$$1 = this.sel.primary(), pos; + if (start == null || start == "head") { pos = range$$1.head; } + else if (start == "anchor") { pos = range$$1.anchor; } + else if (start == "end" || start == "to" || start === false) { pos = range$$1.to(); } + else { pos = range$$1.from(); } + return pos }, - listSelections: function() { return this.sel.ranges; }, - somethingSelected: function() {return this.sel.somethingSelected();}, + listSelections: function() { return this.sel.ranges }, + somethingSelected: function() {return this.sel.somethingSelected()}, setCursor: docMethodOp(function(line, ch, options) { setSimpleSelection(this, clipPos(this, typeof line == "number" ? Pos(line, ch || 0) : line), null, options); @@ -7475,54 +6142,63 @@ extendSelections(this, clipPosArray(this, heads), options); }), setSelections: docMethodOp(function(ranges, primary, options) { - if (!ranges.length) return; - for (var i = 0, out = []; i < ranges.length; i++) - out[i] = new Range(clipPos(this, ranges[i].anchor), - clipPos(this, ranges[i].head)); - if (primary == null) primary = Math.min(ranges.length - 1, this.sel.primIndex); - setSelection(this, normalizeSelection(out, primary), options); + var this$1 = this; + + if (!ranges.length) { return } + var out = []; + for (var i = 0; i < ranges.length; i++) + { out[i] = new Range(clipPos(this$1, ranges[i].anchor), + clipPos(this$1, ranges[i].head)); } + if (primary == null) { primary = Math.min(ranges.length - 1, this.sel.primIndex); } + setSelection(this, normalizeSelection(this.cm, out, primary), options); }), addSelection: docMethodOp(function(anchor, head, options) { var ranges = this.sel.ranges.slice(0); ranges.push(new Range(clipPos(this, anchor), clipPos(this, head || anchor))); - setSelection(this, normalizeSelection(ranges, ranges.length - 1), options); + setSelection(this, normalizeSelection(this.cm, ranges, ranges.length - 1), options); }), getSelection: function(lineSep) { + var this$1 = this; + var ranges = this.sel.ranges, lines; for (var i = 0; i < ranges.length; i++) { - var sel = getBetween(this, ranges[i].from(), ranges[i].to()); + var sel = getBetween(this$1, ranges[i].from(), ranges[i].to()); lines = lines ? lines.concat(sel) : sel; } - if (lineSep === false) return lines; - else return lines.join(lineSep || this.lineSeparator()); + if (lineSep === false) { return lines } + else { return lines.join(lineSep || this.lineSeparator()) } }, getSelections: function(lineSep) { + var this$1 = this; + var parts = [], ranges = this.sel.ranges; for (var i = 0; i < ranges.length; i++) { - var sel = getBetween(this, ranges[i].from(), ranges[i].to()); - if (lineSep !== false) sel = sel.join(lineSep || this.lineSeparator()); + var sel = getBetween(this$1, ranges[i].from(), ranges[i].to()); + if (lineSep !== false) { sel = sel.join(lineSep || this$1.lineSeparator()); } parts[i] = sel; } - return parts; + return parts }, replaceSelection: function(code, collapse, origin) { var dup = []; for (var i = 0; i < this.sel.ranges.length; i++) - dup[i] = code; + { dup[i] = code; } this.replaceSelections(dup, collapse, origin || "+input"); }, replaceSelections: docMethodOp(function(code, collapse, origin) { + var this$1 = this; + var changes = [], sel = this.sel; for (var i = 0; i < sel.ranges.length; i++) { - var range = sel.ranges[i]; - changes[i] = {from: range.from(), to: range.to(), text: this.splitLines(code[i]), origin: origin}; + var range$$1 = sel.ranges[i]; + changes[i] = {from: range$$1.from(), to: range$$1.to(), text: this$1.splitLines(code[i]), origin: origin}; } var newSel = collapse && collapse != "end" && computeReplacedSel(this, changes, collapse); - for (var i = changes.length - 1; i >= 0; i--) - makeChange(this, changes[i]); - if (newSel) setSelectionReplaceHistory(this, newSel); - else if (this.cm) ensureCursorVisible(this.cm); + for (var i$1 = changes.length - 1; i$1 >= 0; i$1--) + { makeChange(this$1, changes[i$1]); } + if (newSel) { setSelectionReplaceHistory(this, newSel); } + else if (this.cm) { ensureCursorVisible(this.cm); } }), undo: docMethodOp(function() {makeChangeFromHistory(this, "undo");}), redo: docMethodOp(function() {makeChangeFromHistory(this, "redo");}), @@ -7530,13 +6206,13 @@ redoSelection: docMethodOp(function() {makeChangeFromHistory(this, "redo", true);}), setExtending: function(val) {this.extend = val;}, - getExtending: function() {return this.extend;}, + getExtending: function() {return this.extend}, historySize: function() { var hist = this.history, done = 0, undone = 0; - for (var i = 0; i < hist.done.length; i++) if (!hist.done[i].ranges) ++done; - for (var i = 0; i < hist.undone.length; i++) if (!hist.undone[i].ranges) ++undone; - return {undo: done, redo: undone}; + for (var i = 0; i < hist.done.length; i++) { if (!hist.done[i].ranges) { ++done; } } + for (var i$1 = 0; i$1 < hist.undone.length; i$1++) { if (!hist.undone[i$1].ranges) { ++undone; } } + return {undo: done, redo: undone} }, clearHistory: function() {this.history = new History(this.history.maxGeneration);}, @@ -7545,16 +6221,16 @@ }, changeGeneration: function(forceSplit) { if (forceSplit) - this.history.lastOp = this.history.lastSelOp = this.history.lastOrigin = null; - return this.history.generation; + { this.history.lastOp = this.history.lastSelOp = this.history.lastOrigin = null; } + return this.history.generation }, isClean: function (gen) { - return this.history.generation == (gen || this.cleanGeneration); + return this.history.generation == (gen || this.cleanGeneration) }, getHistory: function() { return {done: copyHistoryArray(this.history.done), - undone: copyHistoryArray(this.history.undone)}; + undone: copyHistoryArray(this.history.undone)} }, setHistory: function(histData) { var hist = this.history = new History(this.history.maxGeneration); @@ -7562,42 +6238,81 @@ hist.undone = copyHistoryArray(histData.undone.slice(0), null, true); }, + setGutterMarker: docMethodOp(function(line, gutterID, value) { + return changeLine(this, line, "gutter", function (line) { + var markers = line.gutterMarkers || (line.gutterMarkers = {}); + markers[gutterID] = value; + if (!value && isEmpty(markers)) { line.gutterMarkers = null; } + return true + }) + }), + + clearGutter: docMethodOp(function(gutterID) { + var this$1 = this; + + this.iter(function (line) { + if (line.gutterMarkers && line.gutterMarkers[gutterID]) { + changeLine(this$1, line, "gutter", function () { + line.gutterMarkers[gutterID] = null; + if (isEmpty(line.gutterMarkers)) { line.gutterMarkers = null; } + return true + }); + } + }); + }), + + lineInfo: function(line) { + var n; + if (typeof line == "number") { + if (!isLine(this, line)) { return null } + n = line; + line = getLine(this, line); + if (!line) { return null } + } else { + n = lineNo(line); + if (n == null) { return null } + } + return {line: n, handle: line, text: line.text, gutterMarkers: line.gutterMarkers, + textClass: line.textClass, bgClass: line.bgClass, wrapClass: line.wrapClass, + widgets: line.widgets} + }, + addLineClass: docMethodOp(function(handle, where, cls) { - return changeLine(this, handle, where == "gutter" ? "gutter" : "class", function(line) { + return changeLine(this, handle, where == "gutter" ? "gutter" : "class", function (line) { var prop = where == "text" ? "textClass" : where == "background" ? "bgClass" : where == "gutter" ? "gutterClass" : "wrapClass"; - if (!line[prop]) line[prop] = cls; - else if (classTest(cls).test(line[prop])) return false; - else line[prop] += " " + cls; - return true; - }); + if (!line[prop]) { line[prop] = cls; } + else if (classTest(cls).test(line[prop])) { return false } + else { line[prop] += " " + cls; } + return true + }) }), removeLineClass: docMethodOp(function(handle, where, cls) { - return changeLine(this, handle, where == "gutter" ? "gutter" : "class", function(line) { + return changeLine(this, handle, where == "gutter" ? "gutter" : "class", function (line) { var prop = where == "text" ? "textClass" : where == "background" ? "bgClass" : where == "gutter" ? "gutterClass" : "wrapClass"; var cur = line[prop]; - if (!cur) return false; - else if (cls == null) line[prop] = null; + if (!cur) { return false } + else if (cls == null) { line[prop] = null; } else { var found = cur.match(classTest(cls)); - if (!found) return false; + if (!found) { return false } var end = found.index + found[0].length; line[prop] = cur.slice(0, found.index) + (!found.index || end == cur.length ? "" : " ") + cur.slice(end) || null; } - return true; - }); + return true + }) }), addLineWidget: docMethodOp(function(handle, node, options) { - return addLineWidget(this, handle, node, options); + return addLineWidget(this, handle, node, options) }), removeLineWidget: function(widget) { widget.clear(); }, markText: function(from, to, options) { - return markText(this, clipPos(this, from), clipPos(this, to), options, options && options.type || "range"); + return markText(this, clipPos(this, from), clipPos(this, to), options, options && options.type || "range") }, setBookmark: function(pos, options) { var realOpts = {replacedWith: options && (options.nodeType == null ? options.widget : options), @@ -7605,69 +6320,70 @@ clearWhenEmpty: false, shared: options && options.shared, handleMouseEvents: options && options.handleMouseEvents}; pos = clipPos(this, pos); - return markText(this, pos, pos, realOpts, "bookmark"); + return markText(this, pos, pos, realOpts, "bookmark") }, findMarksAt: function(pos) { pos = clipPos(this, pos); var markers = [], spans = getLine(this, pos.line).markedSpans; - if (spans) for (var i = 0; i < spans.length; ++i) { + if (spans) { for (var i = 0; i < spans.length; ++i) { var span = spans[i]; if ((span.from == null || span.from <= pos.ch) && (span.to == null || span.to >= pos.ch)) - markers.push(span.marker.parent || span.marker); - } - return markers; + { markers.push(span.marker.parent || span.marker); } + } } + return markers }, findMarks: function(from, to, filter) { from = clipPos(this, from); to = clipPos(this, to); - var found = [], lineNo = from.line; - this.iter(from.line, to.line + 1, function(line) { + var found = [], lineNo$$1 = from.line; + this.iter(from.line, to.line + 1, function (line) { var spans = line.markedSpans; - if (spans) for (var i = 0; i < spans.length; i++) { + if (spans) { for (var i = 0; i < spans.length; i++) { var span = spans[i]; - if (!(span.to != null && lineNo == from.line && from.ch > span.to || - span.from == null && lineNo != from.line || - span.from != null && lineNo == to.line && span.from > to.ch) && + if (!(span.to != null && lineNo$$1 == from.line && from.ch >= span.to || + span.from == null && lineNo$$1 != from.line || + span.from != null && lineNo$$1 == to.line && span.from >= to.ch) && (!filter || filter(span.marker))) - found.push(span.marker.parent || span.marker); - } - ++lineNo; + { found.push(span.marker.parent || span.marker); } + } } + ++lineNo$$1; }); - return found; + return found }, getAllMarks: function() { var markers = []; - this.iter(function(line) { + this.iter(function (line) { var sps = line.markedSpans; - if (sps) for (var i = 0; i < sps.length; ++i) - if (sps[i].from != null) markers.push(sps[i].marker); + if (sps) { for (var i = 0; i < sps.length; ++i) + { if (sps[i].from != null) { markers.push(sps[i].marker); } } } }); - return markers; + return markers }, posFromIndex: function(off) { - var ch, lineNo = this.first; - this.iter(function(line) { - var sz = line.text.length + 1; - if (sz > off) { ch = off; return true; } + var ch, lineNo$$1 = this.first, sepSize = this.lineSeparator().length; + this.iter(function (line) { + var sz = line.text.length + sepSize; + if (sz > off) { ch = off; return true } off -= sz; - ++lineNo; + ++lineNo$$1; }); - return clipPos(this, Pos(lineNo, ch)); + return clipPos(this, Pos(lineNo$$1, ch)) }, indexFromPos: function (coords) { coords = clipPos(this, coords); var index = coords.ch; - if (coords.line < this.first || coords.ch < 0) return 0; - this.iter(this.first, coords.line, function (line) { - index += line.text.length + 1; + if (coords.line < this.first || coords.ch < 0) { return 0 } + var sepSize = this.lineSeparator().length; + this.iter(this.first, coords.line, function (line) { // iter aborts when callback returns a truthy value + index += line.text.length + sepSize; }); - return index; + return index }, copy: function(copyHistory) { var doc = new Doc(getLines(this, this.first, this.first + this.size), - this.modeOption, this.first, this.lineSep); + this.modeOption, this.first, this.lineSep, this.direction); doc.scrollTop = this.scrollTop; doc.scrollLeft = this.scrollLeft; doc.sel = this.sel; doc.extend = false; @@ -7675,35 +6391,37 @@ doc.history.undoDepth = this.history.undoDepth; doc.setHistory(this.getHistory()); } - return doc; + return doc }, linkedDoc: function(options) { - if (!options) options = {}; + if (!options) { options = {}; } var from = this.first, to = this.first + this.size; - if (options.from != null && options.from > from) from = options.from; - if (options.to != null && options.to < to) to = options.to; - var copy = new Doc(getLines(this, from, to), options.mode || this.modeOption, from, this.lineSep); - if (options.sharedHist) copy.history = this.history; - (this.linked || (this.linked = [])).push({doc: copy, sharedHist: options.sharedHist}); + if (options.from != null && options.from > from) { from = options.from; } + if (options.to != null && options.to < to) { to = options.to; } + var copy = new Doc(getLines(this, from, to), options.mode || this.modeOption, from, this.lineSep, this.direction); + if (options.sharedHist) { copy.history = this.history + ; }(this.linked || (this.linked = [])).push({doc: copy, sharedHist: options.sharedHist}); copy.linked = [{doc: this, isParent: true, sharedHist: options.sharedHist}]; copySharedMarkers(copy, findSharedMarkers(this)); - return copy; + return copy }, unlinkDoc: function(other) { - if (other instanceof CodeMirror) other = other.doc; - if (this.linked) for (var i = 0; i < this.linked.length; ++i) { - var link = this.linked[i]; - if (link.doc != other) continue; - this.linked.splice(i, 1); - other.unlinkDoc(this); - detachSharedMarkers(findSharedMarkers(this)); - break; - } + var this$1 = this; + + if (other instanceof CodeMirror) { other = other.doc; } + if (this.linked) { for (var i = 0; i < this.linked.length; ++i) { + var link = this$1.linked[i]; + if (link.doc != other) { continue } + this$1.linked.splice(i, 1); + other.unlinkDoc(this$1); + detachSharedMarkers(findSharedMarkers(this$1)); + break + } } // If the histories were shared, split them again if (other.history == this.history) { var splitIds = [other.id]; - linkedDocs(other, function(doc) {splitIds.push(doc.id);}, true); + linkedDocs(other, function (doc) { return splitIds.push(doc.id); }, true); other.history = new History(null); other.history.done = copyHistoryArray(this.history.done, splitIds); other.history.undone = copyHistoryArray(this.history.undone, splitIds); @@ -7711,1185 +6429,3270 @@ }, iterLinkedDocs: function(f) {linkedDocs(this, f);}, - getMode: function() {return this.mode;}, - getEditor: function() {return this.cm;}, + getMode: function() {return this.mode}, + getEditor: function() {return this.cm}, splitLines: function(str) { - if (this.lineSep) return str.split(this.lineSep); - return splitLinesAuto(str); + if (this.lineSep) { return str.split(this.lineSep) } + return splitLinesAuto(str) }, - lineSeparator: function() { return this.lineSep || "\n"; } + lineSeparator: function() { return this.lineSep || "\n" }, + + setDirection: docMethodOp(function (dir) { + if (dir != "rtl") { dir = "ltr"; } + if (dir == this.direction) { return } + this.direction = dir; + this.iter(function (line) { return line.order = null; }); + if (this.cm) { directionChanged(this.cm); } + }) }); // Public alias. Doc.prototype.eachLine = Doc.prototype.iter; - // Set up methods on CodeMirror's prototype to redirect to the editor's document. - var dontDelegate = "iter insert remove copy getEditor constructor".split(" "); - for (var prop in Doc.prototype) if (Doc.prototype.hasOwnProperty(prop) && indexOf(dontDelegate, prop) < 0) - CodeMirror.prototype[prop] = (function(method) { - return function() {return method.apply(this.doc, arguments);}; - })(Doc.prototype[prop]); + // Kludge to work around strange IE behavior where it'll sometimes + // re-fire a series of drag-related events right after the drop (#1551) + var lastDrop = 0; - eventMixin(Doc); + function onDrop(e) { + var cm = this; + clearDragCursor(cm); + if (signalDOMEvent(cm, e) || eventInWidget(cm.display, e)) + { return } + e_preventDefault(e); + if (ie) { lastDrop = +new Date; } + var pos = posFromMouse(cm, e, true), files = e.dataTransfer.files; + if (!pos || cm.isReadOnly()) { return } + // Might be a file drop, in which case we simply extract the text + // and insert it. + if (files && files.length && window.FileReader && window.File) { + var n = files.length, text = Array(n), read = 0; + var loadFile = function (file, i) { + if (cm.options.allowDropFileTypes && + indexOf(cm.options.allowDropFileTypes, file.type) == -1) + { return } - // Call f for all linked documents. - function linkedDocs(doc, f, sharedHistOnly) { - function propagate(doc, skip, sharedHist) { - if (doc.linked) for (var i = 0; i < doc.linked.length; ++i) { - var rel = doc.linked[i]; - if (rel.doc == skip) continue; - var shared = sharedHist && rel.sharedHist; - if (sharedHistOnly && !shared) continue; - f(rel.doc, shared); - propagate(rel.doc, doc, shared); + var reader = new FileReader; + reader.onload = operation(cm, function () { + var content = reader.result; + if (/[\x00-\x08\x0e-\x1f]{2}/.test(content)) { content = ""; } + text[i] = content; + if (++read == n) { + pos = clipPos(cm.doc, pos); + var change = {from: pos, to: pos, + text: cm.doc.splitLines(text.join(cm.doc.lineSeparator())), + origin: "paste"}; + makeChange(cm.doc, change); + setSelectionReplaceHistory(cm.doc, simpleSelection(pos, changeEnd(change))); + } + }); + reader.readAsText(file); + }; + for (var i = 0; i < n; ++i) { loadFile(files[i], i); } + } else { // Normal drop + // Don't do a replace if the drop happened inside of the selected text. + if (cm.state.draggingText && cm.doc.sel.contains(pos) > -1) { + cm.state.draggingText(e); + // Ensure the editor is re-focused + setTimeout(function () { return cm.display.input.focus(); }, 20); + return + } + try { + var text$1 = e.dataTransfer.getData("Text"); + if (text$1) { + var selected; + if (cm.state.draggingText && !cm.state.draggingText.copy) + { selected = cm.listSelections(); } + setSelectionNoUndo(cm.doc, simpleSelection(pos, pos)); + if (selected) { for (var i$1 = 0; i$1 < selected.length; ++i$1) + { replaceRange(cm.doc, "", selected[i$1].anchor, selected[i$1].head, "drag"); } } + cm.replaceSelection(text$1, "around", "paste"); + cm.display.input.focus(); + } } + catch(e){} } - propagate(doc, null, true); } - // Attach a document to an editor. - function attachDoc(cm, doc) { - if (doc.cm) throw new Error("This document is already in use."); - cm.doc = doc; - doc.cm = cm; + function onDragStart(cm, e) { + if (ie && (!cm.state.draggingText || +new Date - lastDrop < 100)) { e_stop(e); return } + if (signalDOMEvent(cm, e) || eventInWidget(cm.display, e)) { return } + + e.dataTransfer.setData("Text", cm.getSelection()); + e.dataTransfer.effectAllowed = "copyMove"; + + // Use dummy image instead of default browsers image. + // Recent Safari (~6.0.2) have a tendency to segfault when this happens, so we don't do it there. + if (e.dataTransfer.setDragImage && !safari) { + var img = elt("img", null, null, "position: fixed; left: 0; top: 0;"); + img.src = "data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw=="; + if (presto) { + img.width = img.height = 1; + cm.display.wrapper.appendChild(img); + // Force a relayout, or Opera won't use our image for some obscure reason + img._top = img.offsetTop; + } + e.dataTransfer.setDragImage(img, 0, 0); + if (presto) { img.parentNode.removeChild(img); } + } + } + + function onDragOver(cm, e) { + var pos = posFromMouse(cm, e); + if (!pos) { return } + var frag = document.createDocumentFragment(); + drawSelectionCursor(cm, pos, frag); + if (!cm.display.dragCursor) { + cm.display.dragCursor = elt("div", null, "CodeMirror-cursors CodeMirror-dragcursors"); + cm.display.lineSpace.insertBefore(cm.display.dragCursor, cm.display.cursorDiv); + } + removeChildrenAndAdd(cm.display.dragCursor, frag); + } + + function clearDragCursor(cm) { + if (cm.display.dragCursor) { + cm.display.lineSpace.removeChild(cm.display.dragCursor); + cm.display.dragCursor = null; + } + } + + // These must be handled carefully, because naively registering a + // handler for each editor will cause the editors to never be + // garbage collected. + + function forEachCodeMirror(f) { + if (!document.getElementsByClassName) { return } + var byClass = document.getElementsByClassName("CodeMirror"); + for (var i = 0; i < byClass.length; i++) { + var cm = byClass[i].CodeMirror; + if (cm) { f(cm); } + } + } + + var globalsRegistered = false; + function ensureGlobalHandlers() { + if (globalsRegistered) { return } + registerGlobalHandlers(); + globalsRegistered = true; + } + function registerGlobalHandlers() { + // When the window resizes, we need to refresh active editors. + var resizeTimer; + on(window, "resize", function () { + if (resizeTimer == null) { resizeTimer = setTimeout(function () { + resizeTimer = null; + forEachCodeMirror(onResize); + }, 100); } + }); + // When the window loses focus, we want to show the editor as blurred + on(window, "blur", function () { return forEachCodeMirror(onBlur); }); + } + // Called when the window resizes + function onResize(cm) { + var d = cm.display; + // Might be a text scaling operation, clear size caches. + d.cachedCharWidth = d.cachedTextHeight = d.cachedPaddingH = null; + d.scrollbarsClipped = false; + cm.setSize(); + } + + var keyNames = { + 3: "Pause", 8: "Backspace", 9: "Tab", 13: "Enter", 16: "Shift", 17: "Ctrl", 18: "Alt", + 19: "Pause", 20: "CapsLock", 27: "Esc", 32: "Space", 33: "PageUp", 34: "PageDown", 35: "End", + 36: "Home", 37: "Left", 38: "Up", 39: "Right", 40: "Down", 44: "PrintScrn", 45: "Insert", + 46: "Delete", 59: ";", 61: "=", 91: "Mod", 92: "Mod", 93: "Mod", + 106: "*", 107: "=", 109: "-", 110: ".", 111: "/", 127: "Delete", 145: "ScrollLock", + 173: "-", 186: ";", 187: "=", 188: ",", 189: "-", 190: ".", 191: "/", 192: "`", 219: "[", 220: "\\", + 221: "]", 222: "'", 63232: "Up", 63233: "Down", 63234: "Left", 63235: "Right", 63272: "Delete", + 63273: "Home", 63275: "End", 63276: "PageUp", 63277: "PageDown", 63302: "Insert" + }; + + // Number keys + for (var i = 0; i < 10; i++) { keyNames[i + 48] = keyNames[i + 96] = String(i); } + // Alphabetic keys + for (var i$1 = 65; i$1 <= 90; i$1++) { keyNames[i$1] = String.fromCharCode(i$1); } + // Function keys + for (var i$2 = 1; i$2 <= 12; i$2++) { keyNames[i$2 + 111] = keyNames[i$2 + 63235] = "F" + i$2; } + + var keyMap = {}; + + keyMap.basic = { + "Left": "goCharLeft", "Right": "goCharRight", "Up": "goLineUp", "Down": "goLineDown", + "End": "goLineEnd", "Home": "goLineStartSmart", "PageUp": "goPageUp", "PageDown": "goPageDown", + "Delete": "delCharAfter", "Backspace": "delCharBefore", "Shift-Backspace": "delCharBefore", + "Tab": "defaultTab", "Shift-Tab": "indentAuto", + "Enter": "newlineAndIndent", "Insert": "toggleOverwrite", + "Esc": "singleSelection" + }; + // Note that the save and find-related commands aren't defined by + // default. User code or addons can define them. Unknown commands + // are simply ignored. + keyMap.pcDefault = { + "Ctrl-A": "selectAll", "Ctrl-D": "deleteLine", "Ctrl-Z": "undo", "Shift-Ctrl-Z": "redo", "Ctrl-Y": "redo", + "Ctrl-Home": "goDocStart", "Ctrl-End": "goDocEnd", "Ctrl-Up": "goLineUp", "Ctrl-Down": "goLineDown", + "Ctrl-Left": "goGroupLeft", "Ctrl-Right": "goGroupRight", "Alt-Left": "goLineStart", "Alt-Right": "goLineEnd", + "Ctrl-Backspace": "delGroupBefore", "Ctrl-Delete": "delGroupAfter", "Ctrl-S": "save", "Ctrl-F": "find", + "Ctrl-G": "findNext", "Shift-Ctrl-G": "findPrev", "Shift-Ctrl-F": "replace", "Shift-Ctrl-R": "replaceAll", + "Ctrl-[": "indentLess", "Ctrl-]": "indentMore", + "Ctrl-U": "undoSelection", "Shift-Ctrl-U": "redoSelection", "Alt-U": "redoSelection", + "fallthrough": "basic" + }; + // Very basic readline/emacs-style bindings, which are standard on Mac. + keyMap.emacsy = { + "Ctrl-F": "goCharRight", "Ctrl-B": "goCharLeft", "Ctrl-P": "goLineUp", "Ctrl-N": "goLineDown", + "Alt-F": "goWordRight", "Alt-B": "goWordLeft", "Ctrl-A": "goLineStart", "Ctrl-E": "goLineEnd", + "Ctrl-V": "goPageDown", "Shift-Ctrl-V": "goPageUp", "Ctrl-D": "delCharAfter", "Ctrl-H": "delCharBefore", + "Alt-D": "delWordAfter", "Alt-Backspace": "delWordBefore", "Ctrl-K": "killLine", "Ctrl-T": "transposeChars", + "Ctrl-O": "openLine" + }; + keyMap.macDefault = { + "Cmd-A": "selectAll", "Cmd-D": "deleteLine", "Cmd-Z": "undo", "Shift-Cmd-Z": "redo", "Cmd-Y": "redo", + "Cmd-Home": "goDocStart", "Cmd-Up": "goDocStart", "Cmd-End": "goDocEnd", "Cmd-Down": "goDocEnd", "Alt-Left": "goGroupLeft", + "Alt-Right": "goGroupRight", "Cmd-Left": "goLineLeft", "Cmd-Right": "goLineRight", "Alt-Backspace": "delGroupBefore", + "Ctrl-Alt-Backspace": "delGroupAfter", "Alt-Delete": "delGroupAfter", "Cmd-S": "save", "Cmd-F": "find", + "Cmd-G": "findNext", "Shift-Cmd-G": "findPrev", "Cmd-Alt-F": "replace", "Shift-Cmd-Alt-F": "replaceAll", + "Cmd-[": "indentLess", "Cmd-]": "indentMore", "Cmd-Backspace": "delWrappedLineLeft", "Cmd-Delete": "delWrappedLineRight", + "Cmd-U": "undoSelection", "Shift-Cmd-U": "redoSelection", "Ctrl-Up": "goDocStart", "Ctrl-Down": "goDocEnd", + "fallthrough": ["basic", "emacsy"] + }; + keyMap["default"] = mac ? keyMap.macDefault : keyMap.pcDefault; + + // KEYMAP DISPATCH + + function normalizeKeyName(name) { + var parts = name.split(/-(?!$)/); + name = parts[parts.length - 1]; + var alt, ctrl, shift, cmd; + for (var i = 0; i < parts.length - 1; i++) { + var mod = parts[i]; + if (/^(cmd|meta|m)$/i.test(mod)) { cmd = true; } + else if (/^a(lt)?$/i.test(mod)) { alt = true; } + else if (/^(c|ctrl|control)$/i.test(mod)) { ctrl = true; } + else if (/^s(hift)?$/i.test(mod)) { shift = true; } + else { throw new Error("Unrecognized modifier name: " + mod) } + } + if (alt) { name = "Alt-" + name; } + if (ctrl) { name = "Ctrl-" + name; } + if (cmd) { name = "Cmd-" + name; } + if (shift) { name = "Shift-" + name; } + return name + } + + // This is a kludge to keep keymaps mostly working as raw objects + // (backwards compatibility) while at the same time support features + // like normalization and multi-stroke key bindings. It compiles a + // new normalized keymap, and then updates the old object to reflect + // this. + function normalizeKeyMap(keymap) { + var copy = {}; + for (var keyname in keymap) { if (keymap.hasOwnProperty(keyname)) { + var value = keymap[keyname]; + if (/^(name|fallthrough|(de|at)tach)$/.test(keyname)) { continue } + if (value == "...") { delete keymap[keyname]; continue } + + var keys = map(keyname.split(" "), normalizeKeyName); + for (var i = 0; i < keys.length; i++) { + var val = (void 0), name = (void 0); + if (i == keys.length - 1) { + name = keys.join(" "); + val = value; + } else { + name = keys.slice(0, i + 1).join(" "); + val = "..."; + } + var prev = copy[name]; + if (!prev) { copy[name] = val; } + else if (prev != val) { throw new Error("Inconsistent bindings for " + name) } + } + delete keymap[keyname]; + } } + for (var prop in copy) { keymap[prop] = copy[prop]; } + return keymap + } + + function lookupKey(key, map$$1, handle, context) { + map$$1 = getKeyMap(map$$1); + var found = map$$1.call ? map$$1.call(key, context) : map$$1[key]; + if (found === false) { return "nothing" } + if (found === "...") { return "multi" } + if (found != null && handle(found)) { return "handled" } + + if (map$$1.fallthrough) { + if (Object.prototype.toString.call(map$$1.fallthrough) != "[object Array]") + { return lookupKey(key, map$$1.fallthrough, handle, context) } + for (var i = 0; i < map$$1.fallthrough.length; i++) { + var result = lookupKey(key, map$$1.fallthrough[i], handle, context); + if (result) { return result } + } + } + } + + // Modifier key presses don't count as 'real' key presses for the + // purpose of keymap fallthrough. + function isModifierKey(value) { + var name = typeof value == "string" ? value : keyNames[value.keyCode]; + return name == "Ctrl" || name == "Alt" || name == "Shift" || name == "Mod" + } + + function addModifierNames(name, event, noShift) { + var base = name; + if (event.altKey && base != "Alt") { name = "Alt-" + name; } + if ((flipCtrlCmd ? event.metaKey : event.ctrlKey) && base != "Ctrl") { name = "Ctrl-" + name; } + if ((flipCtrlCmd ? event.ctrlKey : event.metaKey) && base != "Cmd") { name = "Cmd-" + name; } + if (!noShift && event.shiftKey && base != "Shift") { name = "Shift-" + name; } + return name + } + + // Look up the name of a key as indicated by an event object. + function keyName(event, noShift) { + if (presto && event.keyCode == 34 && event["char"]) { return false } + var name = keyNames[event.keyCode]; + if (name == null || event.altGraphKey) { return false } + // Ctrl-ScrollLock has keyCode 3, same as Ctrl-Pause, + // so we'll use event.code when available (Chrome 48+, FF 38+, Safari 10.1+) + if (event.keyCode == 3 && event.code) { name = event.code; } + return addModifierNames(name, event, noShift) + } + + function getKeyMap(val) { + return typeof val == "string" ? keyMap[val] : val + } + + // Helper for deleting text near the selection(s), used to implement + // backspace, delete, and similar functionality. + function deleteNearSelection(cm, compute) { + var ranges = cm.doc.sel.ranges, kill = []; + // Build up a set of ranges to kill first, merging overlapping + // ranges. + for (var i = 0; i < ranges.length; i++) { + var toKill = compute(ranges[i]); + while (kill.length && cmp(toKill.from, lst(kill).to) <= 0) { + var replaced = kill.pop(); + if (cmp(replaced.from, toKill.from) < 0) { + toKill.from = replaced.from; + break + } + } + kill.push(toKill); + } + // Next, remove those actual ranges. + runInOp(cm, function () { + for (var i = kill.length - 1; i >= 0; i--) + { replaceRange(cm.doc, "", kill[i].from, kill[i].to, "+delete"); } + ensureCursorVisible(cm); + }); + } + + function moveCharLogically(line, ch, dir) { + var target = skipExtendingChars(line.text, ch + dir, dir); + return target < 0 || target > line.text.length ? null : target + } + + function moveLogically(line, start, dir) { + var ch = moveCharLogically(line, start.ch, dir); + return ch == null ? null : new Pos(start.line, ch, dir < 0 ? "after" : "before") + } + + function endOfLine(visually, cm, lineObj, lineNo, dir) { + if (visually) { + var order = getOrder(lineObj, cm.doc.direction); + if (order) { + var part = dir < 0 ? lst(order) : order[0]; + var moveInStorageOrder = (dir < 0) == (part.level == 1); + var sticky = moveInStorageOrder ? "after" : "before"; + var ch; + // With a wrapped rtl chunk (possibly spanning multiple bidi parts), + // it could be that the last bidi part is not on the last visual line, + // since visual lines contain content order-consecutive chunks. + // Thus, in rtl, we are looking for the first (content-order) character + // in the rtl chunk that is on the last line (that is, the same line + // as the last (content-order) character). + if (part.level > 0 || cm.doc.direction == "rtl") { + var prep = prepareMeasureForLine(cm, lineObj); + ch = dir < 0 ? lineObj.text.length - 1 : 0; + var targetTop = measureCharPrepared(cm, prep, ch).top; + ch = findFirst(function (ch) { return measureCharPrepared(cm, prep, ch).top == targetTop; }, (dir < 0) == (part.level == 1) ? part.from : part.to - 1, ch); + if (sticky == "before") { ch = moveCharLogically(lineObj, ch, 1); } + } else { ch = dir < 0 ? part.to : part.from; } + return new Pos(lineNo, ch, sticky) + } + } + return new Pos(lineNo, dir < 0 ? lineObj.text.length : 0, dir < 0 ? "before" : "after") + } + + function moveVisually(cm, line, start, dir) { + var bidi = getOrder(line, cm.doc.direction); + if (!bidi) { return moveLogically(line, start, dir) } + if (start.ch >= line.text.length) { + start.ch = line.text.length; + start.sticky = "before"; + } else if (start.ch <= 0) { + start.ch = 0; + start.sticky = "after"; + } + var partPos = getBidiPartAt(bidi, start.ch, start.sticky), part = bidi[partPos]; + if (cm.doc.direction == "ltr" && part.level % 2 == 0 && (dir > 0 ? part.to > start.ch : part.from < start.ch)) { + // Case 1: We move within an ltr part in an ltr editor. Even with wrapped lines, + // nothing interesting happens. + return moveLogically(line, start, dir) + } + + var mv = function (pos, dir) { return moveCharLogically(line, pos instanceof Pos ? pos.ch : pos, dir); }; + var prep; + var getWrappedLineExtent = function (ch) { + if (!cm.options.lineWrapping) { return {begin: 0, end: line.text.length} } + prep = prep || prepareMeasureForLine(cm, line); + return wrappedLineExtentChar(cm, line, prep, ch) + }; + var wrappedLineExtent = getWrappedLineExtent(start.sticky == "before" ? mv(start, -1) : start.ch); + + if (cm.doc.direction == "rtl" || part.level == 1) { + var moveInStorageOrder = (part.level == 1) == (dir < 0); + var ch = mv(start, moveInStorageOrder ? 1 : -1); + if (ch != null && (!moveInStorageOrder ? ch >= part.from && ch >= wrappedLineExtent.begin : ch <= part.to && ch <= wrappedLineExtent.end)) { + // Case 2: We move within an rtl part or in an rtl editor on the same visual line + var sticky = moveInStorageOrder ? "before" : "after"; + return new Pos(start.line, ch, sticky) + } + } + + // Case 3: Could not move within this bidi part in this visual line, so leave + // the current bidi part + + var searchInVisualLine = function (partPos, dir, wrappedLineExtent) { + var getRes = function (ch, moveInStorageOrder) { return moveInStorageOrder + ? new Pos(start.line, mv(ch, 1), "before") + : new Pos(start.line, ch, "after"); }; + + for (; partPos >= 0 && partPos < bidi.length; partPos += dir) { + var part = bidi[partPos]; + var moveInStorageOrder = (dir > 0) == (part.level != 1); + var ch = moveInStorageOrder ? wrappedLineExtent.begin : mv(wrappedLineExtent.end, -1); + if (part.from <= ch && ch < part.to) { return getRes(ch, moveInStorageOrder) } + ch = moveInStorageOrder ? part.from : mv(part.to, -1); + if (wrappedLineExtent.begin <= ch && ch < wrappedLineExtent.end) { return getRes(ch, moveInStorageOrder) } + } + }; + + // Case 3a: Look for other bidi parts on the same visual line + var res = searchInVisualLine(partPos + dir, dir, wrappedLineExtent); + if (res) { return res } + + // Case 3b: Look for other bidi parts on the next visual line + var nextCh = dir > 0 ? wrappedLineExtent.end : mv(wrappedLineExtent.begin, -1); + if (nextCh != null && !(dir > 0 && nextCh == line.text.length)) { + res = searchInVisualLine(dir > 0 ? 0 : bidi.length - 1, dir, getWrappedLineExtent(nextCh)); + if (res) { return res } + } + + // Case 4: Nowhere to move + return null + } + + // Commands are parameter-less actions that can be performed on an + // editor, mostly used for keybindings. + var commands = { + selectAll: selectAll, + singleSelection: function (cm) { return cm.setSelection(cm.getCursor("anchor"), cm.getCursor("head"), sel_dontScroll); }, + killLine: function (cm) { return deleteNearSelection(cm, function (range) { + if (range.empty()) { + var len = getLine(cm.doc, range.head.line).text.length; + if (range.head.ch == len && range.head.line < cm.lastLine()) + { return {from: range.head, to: Pos(range.head.line + 1, 0)} } + else + { return {from: range.head, to: Pos(range.head.line, len)} } + } else { + return {from: range.from(), to: range.to()} + } + }); }, + deleteLine: function (cm) { return deleteNearSelection(cm, function (range) { return ({ + from: Pos(range.from().line, 0), + to: clipPos(cm.doc, Pos(range.to().line + 1, 0)) + }); }); }, + delLineLeft: function (cm) { return deleteNearSelection(cm, function (range) { return ({ + from: Pos(range.from().line, 0), to: range.from() + }); }); }, + delWrappedLineLeft: function (cm) { return deleteNearSelection(cm, function (range) { + var top = cm.charCoords(range.head, "div").top + 5; + var leftPos = cm.coordsChar({left: 0, top: top}, "div"); + return {from: leftPos, to: range.from()} + }); }, + delWrappedLineRight: function (cm) { return deleteNearSelection(cm, function (range) { + var top = cm.charCoords(range.head, "div").top + 5; + var rightPos = cm.coordsChar({left: cm.display.lineDiv.offsetWidth + 100, top: top}, "div"); + return {from: range.from(), to: rightPos } + }); }, + undo: function (cm) { return cm.undo(); }, + redo: function (cm) { return cm.redo(); }, + undoSelection: function (cm) { return cm.undoSelection(); }, + redoSelection: function (cm) { return cm.redoSelection(); }, + goDocStart: function (cm) { return cm.extendSelection(Pos(cm.firstLine(), 0)); }, + goDocEnd: function (cm) { return cm.extendSelection(Pos(cm.lastLine())); }, + goLineStart: function (cm) { return cm.extendSelectionsBy(function (range) { return lineStart(cm, range.head.line); }, + {origin: "+move", bias: 1} + ); }, + goLineStartSmart: function (cm) { return cm.extendSelectionsBy(function (range) { return lineStartSmart(cm, range.head); }, + {origin: "+move", bias: 1} + ); }, + goLineEnd: function (cm) { return cm.extendSelectionsBy(function (range) { return lineEnd(cm, range.head.line); }, + {origin: "+move", bias: -1} + ); }, + goLineRight: function (cm) { return cm.extendSelectionsBy(function (range) { + var top = cm.cursorCoords(range.head, "div").top + 5; + return cm.coordsChar({left: cm.display.lineDiv.offsetWidth + 100, top: top}, "div") + }, sel_move); }, + goLineLeft: function (cm) { return cm.extendSelectionsBy(function (range) { + var top = cm.cursorCoords(range.head, "div").top + 5; + return cm.coordsChar({left: 0, top: top}, "div") + }, sel_move); }, + goLineLeftSmart: function (cm) { return cm.extendSelectionsBy(function (range) { + var top = cm.cursorCoords(range.head, "div").top + 5; + var pos = cm.coordsChar({left: 0, top: top}, "div"); + if (pos.ch < cm.getLine(pos.line).search(/\S/)) { return lineStartSmart(cm, range.head) } + return pos + }, sel_move); }, + goLineUp: function (cm) { return cm.moveV(-1, "line"); }, + goLineDown: function (cm) { return cm.moveV(1, "line"); }, + goPageUp: function (cm) { return cm.moveV(-1, "page"); }, + goPageDown: function (cm) { return cm.moveV(1, "page"); }, + goCharLeft: function (cm) { return cm.moveH(-1, "char"); }, + goCharRight: function (cm) { return cm.moveH(1, "char"); }, + goColumnLeft: function (cm) { return cm.moveH(-1, "column"); }, + goColumnRight: function (cm) { return cm.moveH(1, "column"); }, + goWordLeft: function (cm) { return cm.moveH(-1, "word"); }, + goGroupRight: function (cm) { return cm.moveH(1, "group"); }, + goGroupLeft: function (cm) { return cm.moveH(-1, "group"); }, + goWordRight: function (cm) { return cm.moveH(1, "word"); }, + delCharBefore: function (cm) { return cm.deleteH(-1, "char"); }, + delCharAfter: function (cm) { return cm.deleteH(1, "char"); }, + delWordBefore: function (cm) { return cm.deleteH(-1, "word"); }, + delWordAfter: function (cm) { return cm.deleteH(1, "word"); }, + delGroupBefore: function (cm) { return cm.deleteH(-1, "group"); }, + delGroupAfter: function (cm) { return cm.deleteH(1, "group"); }, + indentAuto: function (cm) { return cm.indentSelection("smart"); }, + indentMore: function (cm) { return cm.indentSelection("add"); }, + indentLess: function (cm) { return cm.indentSelection("subtract"); }, + insertTab: function (cm) { return cm.replaceSelection("\t"); }, + insertSoftTab: function (cm) { + var spaces = [], ranges = cm.listSelections(), tabSize = cm.options.tabSize; + for (var i = 0; i < ranges.length; i++) { + var pos = ranges[i].from(); + var col = countColumn(cm.getLine(pos.line), pos.ch, tabSize); + spaces.push(spaceStr(tabSize - col % tabSize)); + } + cm.replaceSelections(spaces); + }, + defaultTab: function (cm) { + if (cm.somethingSelected()) { cm.indentSelection("add"); } + else { cm.execCommand("insertTab"); } + }, + // Swap the two chars left and right of each selection's head. + // Move cursor behind the two swapped characters afterwards. + // + // Doesn't consider line feeds a character. + // Doesn't scan more than one line above to find a character. + // Doesn't do anything on an empty line. + // Doesn't do anything with non-empty selections. + transposeChars: function (cm) { return runInOp(cm, function () { + var ranges = cm.listSelections(), newSel = []; + for (var i = 0; i < ranges.length; i++) { + if (!ranges[i].empty()) { continue } + var cur = ranges[i].head, line = getLine(cm.doc, cur.line).text; + if (line) { + if (cur.ch == line.length) { cur = new Pos(cur.line, cur.ch - 1); } + if (cur.ch > 0) { + cur = new Pos(cur.line, cur.ch + 1); + cm.replaceRange(line.charAt(cur.ch - 1) + line.charAt(cur.ch - 2), + Pos(cur.line, cur.ch - 2), cur, "+transpose"); + } else if (cur.line > cm.doc.first) { + var prev = getLine(cm.doc, cur.line - 1).text; + if (prev) { + cur = new Pos(cur.line, 1); + cm.replaceRange(line.charAt(0) + cm.doc.lineSeparator() + + prev.charAt(prev.length - 1), + Pos(cur.line - 1, prev.length - 1), cur, "+transpose"); + } + } + } + newSel.push(new Range(cur, cur)); + } + cm.setSelections(newSel); + }); }, + newlineAndIndent: function (cm) { return runInOp(cm, function () { + var sels = cm.listSelections(); + for (var i = sels.length - 1; i >= 0; i--) + { cm.replaceRange(cm.doc.lineSeparator(), sels[i].anchor, sels[i].head, "+input"); } + sels = cm.listSelections(); + for (var i$1 = 0; i$1 < sels.length; i$1++) + { cm.indentLine(sels[i$1].from().line, null, true); } + ensureCursorVisible(cm); + }); }, + openLine: function (cm) { return cm.replaceSelection("\n", "start"); }, + toggleOverwrite: function (cm) { return cm.toggleOverwrite(); } + }; + + + function lineStart(cm, lineN) { + var line = getLine(cm.doc, lineN); + var visual = visualLine(line); + if (visual != line) { lineN = lineNo(visual); } + return endOfLine(true, cm, visual, lineN, 1) + } + function lineEnd(cm, lineN) { + var line = getLine(cm.doc, lineN); + var visual = visualLineEnd(line); + if (visual != line) { lineN = lineNo(visual); } + return endOfLine(true, cm, line, lineN, -1) + } + function lineStartSmart(cm, pos) { + var start = lineStart(cm, pos.line); + var line = getLine(cm.doc, start.line); + var order = getOrder(line, cm.doc.direction); + if (!order || order[0].level == 0) { + var firstNonWS = Math.max(0, line.text.search(/\S/)); + var inWS = pos.line == start.line && pos.ch <= firstNonWS && pos.ch; + return Pos(start.line, inWS ? 0 : firstNonWS, start.sticky) + } + return start + } + + // Run a handler that was bound to a key. + function doHandleBinding(cm, bound, dropShift) { + if (typeof bound == "string") { + bound = commands[bound]; + if (!bound) { return false } + } + // Ensure previous input has been read, so that the handler sees a + // consistent view of the document + cm.display.input.ensurePolled(); + var prevShift = cm.display.shift, done = false; + try { + if (cm.isReadOnly()) { cm.state.suppressEdits = true; } + if (dropShift) { cm.display.shift = false; } + done = bound(cm) != Pass; + } finally { + cm.display.shift = prevShift; + cm.state.suppressEdits = false; + } + return done + } + + function lookupKeyForEditor(cm, name, handle) { + for (var i = 0; i < cm.state.keyMaps.length; i++) { + var result = lookupKey(name, cm.state.keyMaps[i], handle, cm); + if (result) { return result } + } + return (cm.options.extraKeys && lookupKey(name, cm.options.extraKeys, handle, cm)) + || lookupKey(name, cm.options.keyMap, handle, cm) + } + + // Note that, despite the name, this function is also used to check + // for bound mouse clicks. + + var stopSeq = new Delayed; + + function dispatchKey(cm, name, e, handle) { + var seq = cm.state.keySeq; + if (seq) { + if (isModifierKey(name)) { return "handled" } + if (/\'$/.test(name)) + { cm.state.keySeq = null; } + else + { stopSeq.set(50, function () { + if (cm.state.keySeq == seq) { + cm.state.keySeq = null; + cm.display.input.reset(); + } + }); } + if (dispatchKeyInner(cm, seq + " " + name, e, handle)) { return true } + } + return dispatchKeyInner(cm, name, e, handle) + } + + function dispatchKeyInner(cm, name, e, handle) { + var result = lookupKeyForEditor(cm, name, handle); + + if (result == "multi") + { cm.state.keySeq = name; } + if (result == "handled") + { signalLater(cm, "keyHandled", cm, name, e); } + + if (result == "handled" || result == "multi") { + e_preventDefault(e); + restartBlink(cm); + } + + return !!result + } + + // Handle a key from the keydown event. + function handleKeyBinding(cm, e) { + var name = keyName(e, true); + if (!name) { return false } + + if (e.shiftKey && !cm.state.keySeq) { + // First try to resolve full name (including 'Shift-'). Failing + // that, see if there is a cursor-motion command (starting with + // 'go') bound to the keyname without 'Shift-'. + return dispatchKey(cm, "Shift-" + name, e, function (b) { return doHandleBinding(cm, b, true); }) + || dispatchKey(cm, name, e, function (b) { + if (typeof b == "string" ? /^go[A-Z]/.test(b) : b.motion) + { return doHandleBinding(cm, b) } + }) + } else { + return dispatchKey(cm, name, e, function (b) { return doHandleBinding(cm, b); }) + } + } + + // Handle a key from the keypress event + function handleCharBinding(cm, e, ch) { + return dispatchKey(cm, "'" + ch + "'", e, function (b) { return doHandleBinding(cm, b, true); }) + } + + var lastStoppedKey = null; + function onKeyDown(e) { + var cm = this; + cm.curOp.focus = activeElt(); + if (signalDOMEvent(cm, e)) { return } + // IE does strange things with escape. + if (ie && ie_version < 11 && e.keyCode == 27) { e.returnValue = false; } + var code = e.keyCode; + cm.display.shift = code == 16 || e.shiftKey; + var handled = handleKeyBinding(cm, e); + if (presto) { + lastStoppedKey = handled ? code : null; + // Opera has no cut event... we try to at least catch the key combo + if (!handled && code == 88 && !hasCopyEvent && (mac ? e.metaKey : e.ctrlKey)) + { cm.replaceSelection("", null, "cut"); } + } + + // Turn mouse into crosshair when Alt is held on Mac. + if (code == 18 && !/\bCodeMirror-crosshair\b/.test(cm.display.lineDiv.className)) + { showCrossHair(cm); } + } + + function showCrossHair(cm) { + var lineDiv = cm.display.lineDiv; + addClass(lineDiv, "CodeMirror-crosshair"); + + function up(e) { + if (e.keyCode == 18 || !e.altKey) { + rmClass(lineDiv, "CodeMirror-crosshair"); + off(document, "keyup", up); + off(document, "mouseover", up); + } + } + on(document, "keyup", up); + on(document, "mouseover", up); + } + + function onKeyUp(e) { + if (e.keyCode == 16) { this.doc.sel.shift = false; } + signalDOMEvent(this, e); + } + + function onKeyPress(e) { + var cm = this; + if (eventInWidget(cm.display, e) || signalDOMEvent(cm, e) || e.ctrlKey && !e.altKey || mac && e.metaKey) { return } + var keyCode = e.keyCode, charCode = e.charCode; + if (presto && keyCode == lastStoppedKey) {lastStoppedKey = null; e_preventDefault(e); return} + if ((presto && (!e.which || e.which < 10)) && handleKeyBinding(cm, e)) { return } + var ch = String.fromCharCode(charCode == null ? keyCode : charCode); + // Some browsers fire keypress events for backspace + if (ch == "\x08") { return } + if (handleCharBinding(cm, e, ch)) { return } + cm.display.input.onKeyPress(e); + } + + var DOUBLECLICK_DELAY = 400; + + var PastClick = function(time, pos, button) { + this.time = time; + this.pos = pos; + this.button = button; + }; + + PastClick.prototype.compare = function (time, pos, button) { + return this.time + DOUBLECLICK_DELAY > time && + cmp(pos, this.pos) == 0 && button == this.button + }; + + var lastClick, lastDoubleClick; + function clickRepeat(pos, button) { + var now = +new Date; + if (lastDoubleClick && lastDoubleClick.compare(now, pos, button)) { + lastClick = lastDoubleClick = null; + return "triple" + } else if (lastClick && lastClick.compare(now, pos, button)) { + lastDoubleClick = new PastClick(now, pos, button); + lastClick = null; + return "double" + } else { + lastClick = new PastClick(now, pos, button); + lastDoubleClick = null; + return "single" + } + } + + // A mouse down can be a single click, double click, triple click, + // start of selection drag, start of text drag, new cursor + // (ctrl-click), rectangle drag (alt-drag), or xwin + // middle-click-paste. Or it might be a click on something we should + // not interfere with, such as a scrollbar or widget. + function onMouseDown(e) { + var cm = this, display = cm.display; + if (signalDOMEvent(cm, e) || display.activeTouch && display.input.supportsTouch()) { return } + display.input.ensurePolled(); + display.shift = e.shiftKey; + + if (eventInWidget(display, e)) { + if (!webkit) { + // Briefly turn off draggability, to allow widgets to do + // normal dragging things. + display.scroller.draggable = false; + setTimeout(function () { return display.scroller.draggable = true; }, 100); + } + return + } + if (clickInGutter(cm, e)) { return } + var pos = posFromMouse(cm, e), button = e_button(e), repeat = pos ? clickRepeat(pos, button) : "single"; + window.focus(); + + // #3261: make sure, that we're not starting a second selection + if (button == 1 && cm.state.selectingText) + { cm.state.selectingText(e); } + + if (pos && handleMappedButton(cm, button, pos, repeat, e)) { return } + + if (button == 1) { + if (pos) { leftButtonDown(cm, pos, repeat, e); } + else if (e_target(e) == display.scroller) { e_preventDefault(e); } + } else if (button == 2) { + if (pos) { extendSelection(cm.doc, pos); } + setTimeout(function () { return display.input.focus(); }, 20); + } else if (button == 3) { + if (captureRightClick) { cm.display.input.onContextMenu(e); } + else { delayBlurEvent(cm); } + } + } + + function handleMappedButton(cm, button, pos, repeat, event) { + var name = "Click"; + if (repeat == "double") { name = "Double" + name; } + else if (repeat == "triple") { name = "Triple" + name; } + name = (button == 1 ? "Left" : button == 2 ? "Middle" : "Right") + name; + + return dispatchKey(cm, addModifierNames(name, event), event, function (bound) { + if (typeof bound == "string") { bound = commands[bound]; } + if (!bound) { return false } + var done = false; + try { + if (cm.isReadOnly()) { cm.state.suppressEdits = true; } + done = bound(cm, pos) != Pass; + } finally { + cm.state.suppressEdits = false; + } + return done + }) + } + + function configureMouse(cm, repeat, event) { + var option = cm.getOption("configureMouse"); + var value = option ? option(cm, repeat, event) : {}; + if (value.unit == null) { + var rect = chromeOS ? event.shiftKey && event.metaKey : event.altKey; + value.unit = rect ? "rectangle" : repeat == "single" ? "char" : repeat == "double" ? "word" : "line"; + } + if (value.extend == null || cm.doc.extend) { value.extend = cm.doc.extend || event.shiftKey; } + if (value.addNew == null) { value.addNew = mac ? event.metaKey : event.ctrlKey; } + if (value.moveOnDrag == null) { value.moveOnDrag = !(mac ? event.altKey : event.ctrlKey); } + return value + } + + function leftButtonDown(cm, pos, repeat, event) { + if (ie) { setTimeout(bind(ensureFocus, cm), 0); } + else { cm.curOp.focus = activeElt(); } + + var behavior = configureMouse(cm, repeat, event); + + var sel = cm.doc.sel, contained; + if (cm.options.dragDrop && dragAndDrop && !cm.isReadOnly() && + repeat == "single" && (contained = sel.contains(pos)) > -1 && + (cmp((contained = sel.ranges[contained]).from(), pos) < 0 || pos.xRel > 0) && + (cmp(contained.to(), pos) > 0 || pos.xRel < 0)) + { leftButtonStartDrag(cm, event, pos, behavior); } + else + { leftButtonSelect(cm, event, pos, behavior); } + } + + // Start a text drag. When it ends, see if any dragging actually + // happen, and treat as a click if it didn't. + function leftButtonStartDrag(cm, event, pos, behavior) { + var display = cm.display, moved = false; + var dragEnd = operation(cm, function (e) { + if (webkit) { display.scroller.draggable = false; } + cm.state.draggingText = false; + off(display.wrapper.ownerDocument, "mouseup", dragEnd); + off(display.wrapper.ownerDocument, "mousemove", mouseMove); + off(display.scroller, "dragstart", dragStart); + off(display.scroller, "drop", dragEnd); + if (!moved) { + e_preventDefault(e); + if (!behavior.addNew) + { extendSelection(cm.doc, pos, null, null, behavior.extend); } + // Work around unexplainable focus problem in IE9 (#2127) and Chrome (#3081) + if (webkit || ie && ie_version == 9) + { setTimeout(function () {display.wrapper.ownerDocument.body.focus(); display.input.focus();}, 20); } + else + { display.input.focus(); } + } + }); + var mouseMove = function(e2) { + moved = moved || Math.abs(event.clientX - e2.clientX) + Math.abs(event.clientY - e2.clientY) >= 10; + }; + var dragStart = function () { return moved = true; }; + // Let the drag handler handle this. + if (webkit) { display.scroller.draggable = true; } + cm.state.draggingText = dragEnd; + dragEnd.copy = !behavior.moveOnDrag; + // IE's approach to draggable + if (display.scroller.dragDrop) { display.scroller.dragDrop(); } + on(display.wrapper.ownerDocument, "mouseup", dragEnd); + on(display.wrapper.ownerDocument, "mousemove", mouseMove); + on(display.scroller, "dragstart", dragStart); + on(display.scroller, "drop", dragEnd); + + delayBlurEvent(cm); + setTimeout(function () { return display.input.focus(); }, 20); + } + + function rangeForUnit(cm, pos, unit) { + if (unit == "char") { return new Range(pos, pos) } + if (unit == "word") { return cm.findWordAt(pos) } + if (unit == "line") { return new Range(Pos(pos.line, 0), clipPos(cm.doc, Pos(pos.line + 1, 0))) } + var result = unit(cm, pos); + return new Range(result.from, result.to) + } + + // Normal selection, as opposed to text dragging. + function leftButtonSelect(cm, event, start, behavior) { + var display = cm.display, doc = cm.doc; + e_preventDefault(event); + + var ourRange, ourIndex, startSel = doc.sel, ranges = startSel.ranges; + if (behavior.addNew && !behavior.extend) { + ourIndex = doc.sel.contains(start); + if (ourIndex > -1) + { ourRange = ranges[ourIndex]; } + else + { ourRange = new Range(start, start); } + } else { + ourRange = doc.sel.primary(); + ourIndex = doc.sel.primIndex; + } + + if (behavior.unit == "rectangle") { + if (!behavior.addNew) { ourRange = new Range(start, start); } + start = posFromMouse(cm, event, true, true); + ourIndex = -1; + } else { + var range$$1 = rangeForUnit(cm, start, behavior.unit); + if (behavior.extend) + { ourRange = extendRange(ourRange, range$$1.anchor, range$$1.head, behavior.extend); } + else + { ourRange = range$$1; } + } + + if (!behavior.addNew) { + ourIndex = 0; + setSelection(doc, new Selection([ourRange], 0), sel_mouse); + startSel = doc.sel; + } else if (ourIndex == -1) { + ourIndex = ranges.length; + setSelection(doc, normalizeSelection(cm, ranges.concat([ourRange]), ourIndex), + {scroll: false, origin: "*mouse"}); + } else if (ranges.length > 1 && ranges[ourIndex].empty() && behavior.unit == "char" && !behavior.extend) { + setSelection(doc, normalizeSelection(cm, ranges.slice(0, ourIndex).concat(ranges.slice(ourIndex + 1)), 0), + {scroll: false, origin: "*mouse"}); + startSel = doc.sel; + } else { + replaceOneSelection(doc, ourIndex, ourRange, sel_mouse); + } + + var lastPos = start; + function extendTo(pos) { + if (cmp(lastPos, pos) == 0) { return } + lastPos = pos; + + if (behavior.unit == "rectangle") { + var ranges = [], tabSize = cm.options.tabSize; + var startCol = countColumn(getLine(doc, start.line).text, start.ch, tabSize); + var posCol = countColumn(getLine(doc, pos.line).text, pos.ch, tabSize); + var left = Math.min(startCol, posCol), right = Math.max(startCol, posCol); + for (var line = Math.min(start.line, pos.line), end = Math.min(cm.lastLine(), Math.max(start.line, pos.line)); + line <= end; line++) { + var text = getLine(doc, line).text, leftPos = findColumn(text, left, tabSize); + if (left == right) + { ranges.push(new Range(Pos(line, leftPos), Pos(line, leftPos))); } + else if (text.length > leftPos) + { ranges.push(new Range(Pos(line, leftPos), Pos(line, findColumn(text, right, tabSize)))); } + } + if (!ranges.length) { ranges.push(new Range(start, start)); } + setSelection(doc, normalizeSelection(cm, startSel.ranges.slice(0, ourIndex).concat(ranges), ourIndex), + {origin: "*mouse", scroll: false}); + cm.scrollIntoView(pos); + } else { + var oldRange = ourRange; + var range$$1 = rangeForUnit(cm, pos, behavior.unit); + var anchor = oldRange.anchor, head; + if (cmp(range$$1.anchor, anchor) > 0) { + head = range$$1.head; + anchor = minPos(oldRange.from(), range$$1.anchor); + } else { + head = range$$1.anchor; + anchor = maxPos(oldRange.to(), range$$1.head); + } + var ranges$1 = startSel.ranges.slice(0); + ranges$1[ourIndex] = bidiSimplify(cm, new Range(clipPos(doc, anchor), head)); + setSelection(doc, normalizeSelection(cm, ranges$1, ourIndex), sel_mouse); + } + } + + var editorSize = display.wrapper.getBoundingClientRect(); + // Used to ensure timeout re-tries don't fire when another extend + // happened in the meantime (clearTimeout isn't reliable -- at + // least on Chrome, the timeouts still happen even when cleared, + // if the clear happens after their scheduled firing time). + var counter = 0; + + function extend(e) { + var curCount = ++counter; + var cur = posFromMouse(cm, e, true, behavior.unit == "rectangle"); + if (!cur) { return } + if (cmp(cur, lastPos) != 0) { + cm.curOp.focus = activeElt(); + extendTo(cur); + var visible = visibleLines(display, doc); + if (cur.line >= visible.to || cur.line < visible.from) + { setTimeout(operation(cm, function () {if (counter == curCount) { extend(e); }}), 150); } + } else { + var outside = e.clientY < editorSize.top ? -20 : e.clientY > editorSize.bottom ? 20 : 0; + if (outside) { setTimeout(operation(cm, function () { + if (counter != curCount) { return } + display.scroller.scrollTop += outside; + extend(e); + }), 50); } + } + } + + function done(e) { + cm.state.selectingText = false; + counter = Infinity; + e_preventDefault(e); + display.input.focus(); + off(display.wrapper.ownerDocument, "mousemove", move); + off(display.wrapper.ownerDocument, "mouseup", up); + doc.history.lastSelOrigin = null; + } + + var move = operation(cm, function (e) { + if (e.buttons === 0 || !e_button(e)) { done(e); } + else { extend(e); } + }); + var up = operation(cm, done); + cm.state.selectingText = up; + on(display.wrapper.ownerDocument, "mousemove", move); + on(display.wrapper.ownerDocument, "mouseup", up); + } + + // Used when mouse-selecting to adjust the anchor to the proper side + // of a bidi jump depending on the visual position of the head. + function bidiSimplify(cm, range$$1) { + var anchor = range$$1.anchor; + var head = range$$1.head; + var anchorLine = getLine(cm.doc, anchor.line); + if (cmp(anchor, head) == 0 && anchor.sticky == head.sticky) { return range$$1 } + var order = getOrder(anchorLine); + if (!order) { return range$$1 } + var index = getBidiPartAt(order, anchor.ch, anchor.sticky), part = order[index]; + if (part.from != anchor.ch && part.to != anchor.ch) { return range$$1 } + var boundary = index + ((part.from == anchor.ch) == (part.level != 1) ? 0 : 1); + if (boundary == 0 || boundary == order.length) { return range$$1 } + + // Compute the relative visual position of the head compared to the + // anchor (<0 is to the left, >0 to the right) + var leftSide; + if (head.line != anchor.line) { + leftSide = (head.line - anchor.line) * (cm.doc.direction == "ltr" ? 1 : -1) > 0; + } else { + var headIndex = getBidiPartAt(order, head.ch, head.sticky); + var dir = headIndex - index || (head.ch - anchor.ch) * (part.level == 1 ? -1 : 1); + if (headIndex == boundary - 1 || headIndex == boundary) + { leftSide = dir < 0; } + else + { leftSide = dir > 0; } + } + + var usePart = order[boundary + (leftSide ? -1 : 0)]; + var from = leftSide == (usePart.level == 1); + var ch = from ? usePart.from : usePart.to, sticky = from ? "after" : "before"; + return anchor.ch == ch && anchor.sticky == sticky ? range$$1 : new Range(new Pos(anchor.line, ch, sticky), head) + } + + + // Determines whether an event happened in the gutter, and fires the + // handlers for the corresponding event. + function gutterEvent(cm, e, type, prevent) { + var mX, mY; + if (e.touches) { + mX = e.touches[0].clientX; + mY = e.touches[0].clientY; + } else { + try { mX = e.clientX; mY = e.clientY; } + catch(e) { return false } + } + if (mX >= Math.floor(cm.display.gutters.getBoundingClientRect().right)) { return false } + if (prevent) { e_preventDefault(e); } + + var display = cm.display; + var lineBox = display.lineDiv.getBoundingClientRect(); + + if (mY > lineBox.bottom || !hasHandler(cm, type)) { return e_defaultPrevented(e) } + mY -= lineBox.top - display.viewOffset; + + for (var i = 0; i < cm.options.gutters.length; ++i) { + var g = display.gutters.childNodes[i]; + if (g && g.getBoundingClientRect().right >= mX) { + var line = lineAtHeight(cm.doc, mY); + var gutter = cm.options.gutters[i]; + signal(cm, type, cm, line, gutter, e); + return e_defaultPrevented(e) + } + } + } + + function clickInGutter(cm, e) { + return gutterEvent(cm, e, "gutterClick", true) + } + + // CONTEXT MENU HANDLING + + // To make the context menu work, we need to briefly unhide the + // textarea (making it as unobtrusive as possible) to let the + // right-click take effect on it. + function onContextMenu(cm, e) { + if (eventInWidget(cm.display, e) || contextMenuInGutter(cm, e)) { return } + if (signalDOMEvent(cm, e, "contextmenu")) { return } + if (!captureRightClick) { cm.display.input.onContextMenu(e); } + } + + function contextMenuInGutter(cm, e) { + if (!hasHandler(cm, "gutterContextMenu")) { return false } + return gutterEvent(cm, e, "gutterContextMenu", false) + } + + function themeChanged(cm) { + cm.display.wrapper.className = cm.display.wrapper.className.replace(/\s*cm-s-\S+/g, "") + + cm.options.theme.replace(/(^|\s)\s*/g, " cm-s-"); + clearCaches(cm); + } + + var Init = {toString: function(){return "CodeMirror.Init"}}; + + var defaults = {}; + var optionHandlers = {}; + + function defineOptions(CodeMirror) { + var optionHandlers = CodeMirror.optionHandlers; + + function option(name, deflt, handle, notOnInit) { + CodeMirror.defaults[name] = deflt; + if (handle) { optionHandlers[name] = + notOnInit ? function (cm, val, old) {if (old != Init) { handle(cm, val, old); }} : handle; } + } + + CodeMirror.defineOption = option; + + // Passed to option handlers when there is no old value. + CodeMirror.Init = Init; + + // These two are, on init, called from the constructor because they + // have to be initialized before the editor can start at all. + option("value", "", function (cm, val) { return cm.setValue(val); }, true); + option("mode", null, function (cm, val) { + cm.doc.modeOption = val; + loadMode(cm); + }, true); + + option("indentUnit", 2, loadMode, true); + option("indentWithTabs", false); + option("smartIndent", true); + option("tabSize", 4, function (cm) { + resetModeState(cm); + clearCaches(cm); + regChange(cm); + }, true); + + option("lineSeparator", null, function (cm, val) { + cm.doc.lineSep = val; + if (!val) { return } + var newBreaks = [], lineNo = cm.doc.first; + cm.doc.iter(function (line) { + for (var pos = 0;;) { + var found = line.text.indexOf(val, pos); + if (found == -1) { break } + pos = found + val.length; + newBreaks.push(Pos(lineNo, found)); + } + lineNo++; + }); + for (var i = newBreaks.length - 1; i >= 0; i--) + { replaceRange(cm.doc, val, newBreaks[i], Pos(newBreaks[i].line, newBreaks[i].ch + val.length)); } + }); + option("specialChars", /[\u0000-\u001f\u007f-\u009f\u00ad\u061c\u200b-\u200f\u2028\u2029\ufeff]/g, function (cm, val, old) { + cm.state.specialChars = new RegExp(val.source + (val.test("\t") ? "" : "|\t"), "g"); + if (old != Init) { cm.refresh(); } + }); + option("specialCharPlaceholder", defaultSpecialCharPlaceholder, function (cm) { return cm.refresh(); }, true); + option("electricChars", true); + option("inputStyle", mobile ? "contenteditable" : "textarea", function () { + throw new Error("inputStyle can not (yet) be changed in a running editor") // FIXME + }, true); + option("spellcheck", false, function (cm, val) { return cm.getInputField().spellcheck = val; }, true); + option("rtlMoveVisually", !windows); + option("wholeLineUpdateBefore", true); + + option("theme", "default", function (cm) { + themeChanged(cm); + guttersChanged(cm); + }, true); + option("keyMap", "default", function (cm, val, old) { + var next = getKeyMap(val); + var prev = old != Init && getKeyMap(old); + if (prev && prev.detach) { prev.detach(cm, next); } + if (next.attach) { next.attach(cm, prev || null); } + }); + option("extraKeys", null); + option("configureMouse", null); + + option("lineWrapping", false, wrappingChanged, true); + option("gutters", [], function (cm) { + setGuttersForLineNumbers(cm.options); + guttersChanged(cm); + }, true); + option("fixedGutter", true, function (cm, val) { + cm.display.gutters.style.left = val ? compensateForHScroll(cm.display) + "px" : "0"; + cm.refresh(); + }, true); + option("coverGutterNextToScrollbar", false, function (cm) { return updateScrollbars(cm); }, true); + option("scrollbarStyle", "native", function (cm) { + initScrollbars(cm); + updateScrollbars(cm); + cm.display.scrollbars.setScrollTop(cm.doc.scrollTop); + cm.display.scrollbars.setScrollLeft(cm.doc.scrollLeft); + }, true); + option("lineNumbers", false, function (cm) { + setGuttersForLineNumbers(cm.options); + guttersChanged(cm); + }, true); + option("firstLineNumber", 1, guttersChanged, true); + option("lineNumberFormatter", function (integer) { return integer; }, guttersChanged, true); + option("showCursorWhenSelecting", false, updateSelection, true); + + option("resetSelectionOnContextMenu", true); + option("lineWiseCopyCut", true); + option("pasteLinesPerSelection", true); + option("selectionsMayTouch", false); + + option("readOnly", false, function (cm, val) { + if (val == "nocursor") { + onBlur(cm); + cm.display.input.blur(); + } + cm.display.input.readOnlyChanged(val); + }); + option("disableInput", false, function (cm, val) {if (!val) { cm.display.input.reset(); }}, true); + option("dragDrop", true, dragDropChanged); + option("allowDropFileTypes", null); + + option("cursorBlinkRate", 530); + option("cursorScrollMargin", 0); + option("cursorHeight", 1, updateSelection, true); + option("singleCursorHeightPerLine", true, updateSelection, true); + option("workTime", 100); + option("workDelay", 100); + option("flattenSpans", true, resetModeState, true); + option("addModeClass", false, resetModeState, true); + option("pollInterval", 100); + option("undoDepth", 200, function (cm, val) { return cm.doc.history.undoDepth = val; }); + option("historyEventDelay", 1250); + option("viewportMargin", 10, function (cm) { return cm.refresh(); }, true); + option("maxHighlightLength", 10000, resetModeState, true); + option("moveInputWithCursor", true, function (cm, val) { + if (!val) { cm.display.input.resetPosition(); } + }); + + option("tabindex", null, function (cm, val) { return cm.display.input.getField().tabIndex = val || ""; }); + option("autofocus", null); + option("direction", "ltr", function (cm, val) { return cm.doc.setDirection(val); }, true); + option("phrases", null); + } + + function guttersChanged(cm) { + updateGutters(cm); + regChange(cm); + alignHorizontally(cm); + } + + function dragDropChanged(cm, value, old) { + var wasOn = old && old != Init; + if (!value != !wasOn) { + var funcs = cm.display.dragFunctions; + var toggle = value ? on : off; + toggle(cm.display.scroller, "dragstart", funcs.start); + toggle(cm.display.scroller, "dragenter", funcs.enter); + toggle(cm.display.scroller, "dragover", funcs.over); + toggle(cm.display.scroller, "dragleave", funcs.leave); + toggle(cm.display.scroller, "drop", funcs.drop); + } + } + + function wrappingChanged(cm) { + if (cm.options.lineWrapping) { + addClass(cm.display.wrapper, "CodeMirror-wrap"); + cm.display.sizer.style.minWidth = ""; + cm.display.sizerWidth = null; + } else { + rmClass(cm.display.wrapper, "CodeMirror-wrap"); + findMaxLine(cm); + } estimateLineHeights(cm); - loadMode(cm); - if (!cm.options.lineWrapping) findMaxLine(cm); - cm.options.mode = doc.modeOption; regChange(cm); + clearCaches(cm); + setTimeout(function () { return updateScrollbars(cm); }, 100); + } + + // A CodeMirror instance represents an editor. This is the object + // that user code is usually dealing with. + + function CodeMirror(place, options) { + var this$1 = this; + + if (!(this instanceof CodeMirror)) { return new CodeMirror(place, options) } + + this.options = options = options ? copyObj(options) : {}; + // Determine effective options based on given values and defaults. + copyObj(defaults, options, false); + setGuttersForLineNumbers(options); + + var doc = options.value; + if (typeof doc == "string") { doc = new Doc(doc, options.mode, null, options.lineSeparator, options.direction); } + else if (options.mode) { doc.modeOption = options.mode; } + this.doc = doc; + + var input = new CodeMirror.inputStyles[options.inputStyle](this); + var display = this.display = new Display(place, doc, input); + display.wrapper.CodeMirror = this; + updateGutters(this); + themeChanged(this); + if (options.lineWrapping) + { this.display.wrapper.className += " CodeMirror-wrap"; } + initScrollbars(this); + + this.state = { + keyMaps: [], // stores maps added by addKeyMap + overlays: [], // highlighting overlays, as added by addOverlay + modeGen: 0, // bumped when mode/overlay changes, used to invalidate highlighting info + overwrite: false, + delayingBlurEvent: false, + focused: false, + suppressEdits: false, // used to disable editing during key handlers when in readOnly mode + pasteIncoming: false, cutIncoming: false, // help recognize paste/cut edits in input.poll + selectingText: false, + draggingText: false, + highlight: new Delayed(), // stores highlight worker timeout + keySeq: null, // Unfinished key sequence + specialChars: null + }; + + if (options.autofocus && !mobile) { display.input.focus(); } + + // Override magic textarea content restore that IE sometimes does + // on our hidden textarea on reload + if (ie && ie_version < 11) { setTimeout(function () { return this$1.display.input.reset(true); }, 20); } + + registerEventHandlers(this); + ensureGlobalHandlers(); + + startOperation(this); + this.curOp.forceUpdate = true; + attachDoc(this, doc); + + if ((options.autofocus && !mobile) || this.hasFocus()) + { setTimeout(bind(onFocus, this), 20); } + else + { onBlur(this); } + + for (var opt in optionHandlers) { if (optionHandlers.hasOwnProperty(opt)) + { optionHandlers[opt](this$1, options[opt], Init); } } + maybeUpdateLineNumberWidth(this); + if (options.finishInit) { options.finishInit(this); } + for (var i = 0; i < initHooks.length; ++i) { initHooks[i](this$1); } + endOperation(this); + // Suppress optimizelegibility in Webkit, since it breaks text + // measuring on line wrapping boundaries. + if (webkit && options.lineWrapping && + getComputedStyle(display.lineDiv).textRendering == "optimizelegibility") + { display.lineDiv.style.textRendering = "auto"; } + } + + // The default configuration options. + CodeMirror.defaults = defaults; + // Functions to run when options are changed. + CodeMirror.optionHandlers = optionHandlers; + + // Attach the necessary event handlers when initializing the editor + function registerEventHandlers(cm) { + var d = cm.display; + on(d.scroller, "mousedown", operation(cm, onMouseDown)); + // Older IE's will not fire a second mousedown for a double click + if (ie && ie_version < 11) + { on(d.scroller, "dblclick", operation(cm, function (e) { + if (signalDOMEvent(cm, e)) { return } + var pos = posFromMouse(cm, e); + if (!pos || clickInGutter(cm, e) || eventInWidget(cm.display, e)) { return } + e_preventDefault(e); + var word = cm.findWordAt(pos); + extendSelection(cm.doc, word.anchor, word.head); + })); } + else + { on(d.scroller, "dblclick", function (e) { return signalDOMEvent(cm, e) || e_preventDefault(e); }); } + // Some browsers fire contextmenu *after* opening the menu, at + // which point we can't mess with it anymore. Context menu is + // handled in onMouseDown for these browsers. + on(d.scroller, "contextmenu", function (e) { return onContextMenu(cm, e); }); + + // Used to suppress mouse event handling when a touch happens + var touchFinished, prevTouch = {end: 0}; + function finishTouch() { + if (d.activeTouch) { + touchFinished = setTimeout(function () { return d.activeTouch = null; }, 1000); + prevTouch = d.activeTouch; + prevTouch.end = +new Date; + } + } + function isMouseLikeTouchEvent(e) { + if (e.touches.length != 1) { return false } + var touch = e.touches[0]; + return touch.radiusX <= 1 && touch.radiusY <= 1 + } + function farAway(touch, other) { + if (other.left == null) { return true } + var dx = other.left - touch.left, dy = other.top - touch.top; + return dx * dx + dy * dy > 20 * 20 + } + on(d.scroller, "touchstart", function (e) { + if (!signalDOMEvent(cm, e) && !isMouseLikeTouchEvent(e) && !clickInGutter(cm, e)) { + d.input.ensurePolled(); + clearTimeout(touchFinished); + var now = +new Date; + d.activeTouch = {start: now, moved: false, + prev: now - prevTouch.end <= 300 ? prevTouch : null}; + if (e.touches.length == 1) { + d.activeTouch.left = e.touches[0].pageX; + d.activeTouch.top = e.touches[0].pageY; + } + } + }); + on(d.scroller, "touchmove", function () { + if (d.activeTouch) { d.activeTouch.moved = true; } + }); + on(d.scroller, "touchend", function (e) { + var touch = d.activeTouch; + if (touch && !eventInWidget(d, e) && touch.left != null && + !touch.moved && new Date - touch.start < 300) { + var pos = cm.coordsChar(d.activeTouch, "page"), range; + if (!touch.prev || farAway(touch, touch.prev)) // Single tap + { range = new Range(pos, pos); } + else if (!touch.prev.prev || farAway(touch, touch.prev.prev)) // Double tap + { range = cm.findWordAt(pos); } + else // Triple tap + { range = new Range(Pos(pos.line, 0), clipPos(cm.doc, Pos(pos.line + 1, 0))); } + cm.setSelection(range.anchor, range.head); + cm.focus(); + e_preventDefault(e); + } + finishTouch(); + }); + on(d.scroller, "touchcancel", finishTouch); + + // Sync scrolling between fake scrollbars and real scrollable + // area, ensure viewport is updated when scrolling. + on(d.scroller, "scroll", function () { + if (d.scroller.clientHeight) { + updateScrollTop(cm, d.scroller.scrollTop); + setScrollLeft(cm, d.scroller.scrollLeft, true); + signal(cm, "scroll", cm); + } + }); + + // Listen to wheel events in order to try and update the viewport on time. + on(d.scroller, "mousewheel", function (e) { return onScrollWheel(cm, e); }); + on(d.scroller, "DOMMouseScroll", function (e) { return onScrollWheel(cm, e); }); + + // Prevent wrapper from ever scrolling + on(d.wrapper, "scroll", function () { return d.wrapper.scrollTop = d.wrapper.scrollLeft = 0; }); + + d.dragFunctions = { + enter: function (e) {if (!signalDOMEvent(cm, e)) { e_stop(e); }}, + over: function (e) {if (!signalDOMEvent(cm, e)) { onDragOver(cm, e); e_stop(e); }}, + start: function (e) { return onDragStart(cm, e); }, + drop: operation(cm, onDrop), + leave: function (e) {if (!signalDOMEvent(cm, e)) { clearDragCursor(cm); }} + }; + + var inp = d.input.getField(); + on(inp, "keyup", function (e) { return onKeyUp.call(cm, e); }); + on(inp, "keydown", operation(cm, onKeyDown)); + on(inp, "keypress", operation(cm, onKeyPress)); + on(inp, "focus", function (e) { return onFocus(cm, e); }); + on(inp, "blur", function (e) { return onBlur(cm, e); }); } - // LINE UTILITIES + var initHooks = []; + CodeMirror.defineInitHook = function (f) { return initHooks.push(f); }; + + // Indent the given line. The how parameter can be "smart", + // "add"/null, "subtract", or "prev". When aggressive is false + // (typically set to true for forced single-line indents), empty + // lines are not indented, and places where the mode returns Pass + // are left alone. + function indentLine(cm, n, how, aggressive) { + var doc = cm.doc, state; + if (how == null) { how = "add"; } + if (how == "smart") { + // Fall back to "prev" when the mode doesn't have an indentation + // method. + if (!doc.mode.indent) { how = "prev"; } + else { state = getContextBefore(cm, n).state; } + } + + var tabSize = cm.options.tabSize; + var line = getLine(doc, n), curSpace = countColumn(line.text, null, tabSize); + if (line.stateAfter) { line.stateAfter = null; } + var curSpaceString = line.text.match(/^\s*/)[0], indentation; + if (!aggressive && !/\S/.test(line.text)) { + indentation = 0; + how = "not"; + } else if (how == "smart") { + indentation = doc.mode.indent(state, line.text.slice(curSpaceString.length), line.text); + if (indentation == Pass || indentation > 150) { + if (!aggressive) { return } + how = "prev"; + } + } + if (how == "prev") { + if (n > doc.first) { indentation = countColumn(getLine(doc, n-1).text, null, tabSize); } + else { indentation = 0; } + } else if (how == "add") { + indentation = curSpace + cm.options.indentUnit; + } else if (how == "subtract") { + indentation = curSpace - cm.options.indentUnit; + } else if (typeof how == "number") { + indentation = curSpace + how; + } + indentation = Math.max(0, indentation); + + var indentString = "", pos = 0; + if (cm.options.indentWithTabs) + { for (var i = Math.floor(indentation / tabSize); i; --i) {pos += tabSize; indentString += "\t";} } + if (pos < indentation) { indentString += spaceStr(indentation - pos); } - // Find the line object corresponding to the given line number. - function getLine(doc, n) { - n -= doc.first; - if (n < 0 || n >= doc.size) throw new Error("There is no line " + (n + doc.first) + " in the document."); - for (var chunk = doc; !chunk.lines;) { - for (var i = 0;; ++i) { - var child = chunk.children[i], sz = child.chunkSize(); - if (n < sz) { chunk = child; break; } - n -= sz; + if (indentString != curSpaceString) { + replaceRange(doc, indentString, Pos(n, 0), Pos(n, curSpaceString.length), "+input"); + line.stateAfter = null; + return true + } else { + // Ensure that, if the cursor was in the whitespace at the start + // of the line, it is moved to the end of that space. + for (var i$1 = 0; i$1 < doc.sel.ranges.length; i$1++) { + var range = doc.sel.ranges[i$1]; + if (range.head.line == n && range.head.ch < curSpaceString.length) { + var pos$1 = Pos(n, curSpaceString.length); + replaceOneSelection(doc, i$1, new Range(pos$1, pos$1)); + break + } } } - return chunk.lines[n]; } - // Get the part of a document between two positions, as an array of - // strings. - function getBetween(doc, start, end) { - var out = [], n = start.line; - doc.iter(start.line, end.line + 1, function(line) { - var text = line.text; - if (n == end.line) text = text.slice(0, end.ch); - if (n == start.line) text = text.slice(start.ch); - out.push(text); - ++n; - }); - return out; - } - // Get the lines between from and to, as array of strings. - function getLines(doc, from, to) { - var out = []; - doc.iter(from, to, function(line) { out.push(line.text); }); - return out; - } + // This will be set to a {lineWise: bool, text: [string]} object, so + // that, when pasting, we know what kind of selections the copied + // text was made out of. + var lastCopied = null; - // Update the height of a line, propagating the height change - // upwards to parent nodes. - function updateLineHeight(line, height) { - var diff = height - line.height; - if (diff) for (var n = line; n; n = n.parent) n.height += diff; + function setLastCopied(newLastCopied) { + lastCopied = newLastCopied; } - // Given a line object, find its line number by walking up through - // its parent links. - function lineNo(line) { - if (line.parent == null) return null; - var cur = line.parent, no = indexOf(cur.lines, line); - for (var chunk = cur.parent; chunk; cur = chunk, chunk = chunk.parent) { - for (var i = 0;; ++i) { - if (chunk.children[i] == cur) break; - no += chunk.children[i].chunkSize(); + function applyTextInput(cm, inserted, deleted, sel, origin) { + var doc = cm.doc; + cm.display.shift = false; + if (!sel) { sel = doc.sel; } + + var paste = cm.state.pasteIncoming || origin == "paste"; + var textLines = splitLinesAuto(inserted), multiPaste = null; + // When pasting N lines into N selections, insert one line per selection + if (paste && sel.ranges.length > 1) { + if (lastCopied && lastCopied.text.join("\n") == inserted) { + if (sel.ranges.length % lastCopied.text.length == 0) { + multiPaste = []; + for (var i = 0; i < lastCopied.text.length; i++) + { multiPaste.push(doc.splitLines(lastCopied.text[i])); } + } + } else if (textLines.length == sel.ranges.length && cm.options.pasteLinesPerSelection) { + multiPaste = map(textLines, function (l) { return [l]; }); } } - return no + cur.first; - } - // Find the line at the given vertical position, using the height - // information in the document tree. - function lineAtHeight(chunk, h) { - var n = chunk.first; - outer: do { - for (var i = 0; i < chunk.children.length; ++i) { - var child = chunk.children[i], ch = child.height; - if (h < ch) { chunk = child; continue outer; } - h -= ch; - n += child.chunkSize(); + var updateInput; + // Normal behavior is to insert the new text into every selection + for (var i$1 = sel.ranges.length - 1; i$1 >= 0; i$1--) { + var range$$1 = sel.ranges[i$1]; + var from = range$$1.from(), to = range$$1.to(); + if (range$$1.empty()) { + if (deleted && deleted > 0) // Handle deletion + { from = Pos(from.line, from.ch - deleted); } + else if (cm.state.overwrite && !paste) // Handle overwrite + { to = Pos(to.line, Math.min(getLine(doc, to.line).text.length, to.ch + lst(textLines).length)); } + else if (paste && lastCopied && lastCopied.lineWise && lastCopied.text.join("\n") == inserted) + { from = to = Pos(from.line, 0); } } - return n; - } while (!chunk.lines); - for (var i = 0; i < chunk.lines.length; ++i) { - var line = chunk.lines[i], lh = line.height; - if (h < lh) break; - h -= lh; + updateInput = cm.curOp.updateInput; + var changeEvent = {from: from, to: to, text: multiPaste ? multiPaste[i$1 % multiPaste.length] : textLines, + origin: origin || (paste ? "paste" : cm.state.cutIncoming ? "cut" : "+input")}; + makeChange(cm.doc, changeEvent); + signalLater(cm, "inputRead", cm, changeEvent); } - return n + i; + if (inserted && !paste) + { triggerElectric(cm, inserted); } + + ensureCursorVisible(cm); + cm.curOp.updateInput = updateInput; + cm.curOp.typing = true; + cm.state.pasteIncoming = cm.state.cutIncoming = false; } + function handlePaste(e, cm) { + var pasted = e.clipboardData && e.clipboardData.getData("Text"); + if (pasted) { + e.preventDefault(); + if (!cm.isReadOnly() && !cm.options.disableInput) + { runInOp(cm, function () { return applyTextInput(cm, pasted, 0, null, "paste"); }); } + return true + } + } - // Find the height above the given line. - function heightAtLine(lineObj) { - lineObj = visualLine(lineObj); + function triggerElectric(cm, inserted) { + // When an 'electric' character is inserted, immediately trigger a reindent + if (!cm.options.electricChars || !cm.options.smartIndent) { return } + var sel = cm.doc.sel; - var h = 0, chunk = lineObj.parent; - for (var i = 0; i < chunk.lines.length; ++i) { - var line = chunk.lines[i]; - if (line == lineObj) break; - else h += line.height; - } - for (var p = chunk.parent; p; chunk = p, p = chunk.parent) { - for (var i = 0; i < p.children.length; ++i) { - var cur = p.children[i]; - if (cur == chunk) break; - else h += cur.height; + for (var i = sel.ranges.length - 1; i >= 0; i--) { + var range$$1 = sel.ranges[i]; + if (range$$1.head.ch > 100 || (i && sel.ranges[i - 1].head.line == range$$1.head.line)) { continue } + var mode = cm.getModeAt(range$$1.head); + var indented = false; + if (mode.electricChars) { + for (var j = 0; j < mode.electricChars.length; j++) + { if (inserted.indexOf(mode.electricChars.charAt(j)) > -1) { + indented = indentLine(cm, range$$1.head.line, "smart"); + break + } } + } else if (mode.electricInput) { + if (mode.electricInput.test(getLine(cm.doc, range$$1.head.line).text.slice(0, range$$1.head.ch))) + { indented = indentLine(cm, range$$1.head.line, "smart"); } } + if (indented) { signalLater(cm, "electricInput", cm, range$$1.head.line); } } - return h; } - // Get the bidi ordering for the given line (and cache it). Returns - // false for lines that are fully left-to-right, and an array of - // BidiSpan objects otherwise. - function getOrder(line) { - var order = line.order; - if (order == null) order = line.order = bidiOrdering(line.text); - return order; + function copyableRanges(cm) { + var text = [], ranges = []; + for (var i = 0; i < cm.doc.sel.ranges.length; i++) { + var line = cm.doc.sel.ranges[i].head.line; + var lineRange = {anchor: Pos(line, 0), head: Pos(line + 1, 0)}; + ranges.push(lineRange); + text.push(cm.getRange(lineRange.anchor, lineRange.head)); + } + return {text: text, ranges: ranges} } - // HISTORY - - function History(startGen) { - // Arrays of change events and selections. Doing something adds an - // event to done and clears undo. Undoing moves events from done - // to undone, redoing moves them in the other direction. - this.done = []; this.undone = []; - this.undoDepth = Infinity; - // Used to track when changes can be merged into a single undo - // event - this.lastModTime = this.lastSelTime = 0; - this.lastOp = this.lastSelOp = null; - this.lastOrigin = this.lastSelOrigin = null; - // Used by the isClean() method - this.generation = this.maxGeneration = startGen || 1; + function disableBrowserMagic(field, spellcheck) { + field.setAttribute("autocorrect", "off"); + field.setAttribute("autocapitalize", "off"); + field.setAttribute("spellcheck", !!spellcheck); } - // Create a history change event from an updateDoc-style change - // object. - function historyChangeFromChange(doc, change) { - var histChange = {from: copyPos(change.from), to: changeEnd(change), text: getBetween(doc, change.from, change.to)}; - attachLocalSpans(doc, histChange, change.from.line, change.to.line + 1); - linkedDocs(doc, function(doc) {attachLocalSpans(doc, histChange, change.from.line, change.to.line + 1);}, true); - return histChange; + function hiddenTextarea() { + var te = elt("textarea", null, null, "position: absolute; bottom: -1em; padding: 0; width: 1px; height: 1em; outline: none"); + var div = elt("div", [te], null, "overflow: hidden; position: relative; width: 3px; height: 0px;"); + // The textarea is kept positioned near the cursor to prevent the + // fact that it'll be scrolled into view on input from scrolling + // our fake cursor out of view. On webkit, when wrap=off, paste is + // very slow. So make the area wide instead. + if (webkit) { te.style.width = "1000px"; } + else { te.setAttribute("wrap", "off"); } + // If border: 0; -- iOS fails to open keyboard (issue #1287) + if (ios) { te.style.border = "1px solid black"; } + disableBrowserMagic(te); + return div } - // Pop all selection events off the end of a history array. Stop at - // a change event. - function clearSelectionEvents(array) { - while (array.length) { - var last = lst(array); - if (last.ranges) array.pop(); - else break; - } - } + // The publicly visible API. Note that methodOp(f) means + // 'wrap f in an operation, performed on its `this` parameter'. - // Find the top change event in the history. Pop off selection - // events that are in the way. - function lastChangeEvent(hist, force) { - if (force) { - clearSelectionEvents(hist.done); - return lst(hist.done); - } else if (hist.done.length && !lst(hist.done).ranges) { - return lst(hist.done); - } else if (hist.done.length > 1 && !hist.done[hist.done.length - 2].ranges) { - hist.done.pop(); - return lst(hist.done); - } - } + // This is not the complete set of editor methods. Most of the + // methods defined on the Doc type are also injected into + // CodeMirror.prototype, for backwards compatibility and + // convenience. - // Register a change in the history. Merges changes that are within - // a single operation, ore are close together with an origin that - // allows merging (starting with "+") into a single event. - function addChangeToHistory(doc, change, selAfter, opId) { - var hist = doc.history; - hist.undone.length = 0; - var time = +new Date, cur; + function addEditorMethods(CodeMirror) { + var optionHandlers = CodeMirror.optionHandlers; - if ((hist.lastOp == opId || - hist.lastOrigin == change.origin && change.origin && - ((change.origin.charAt(0) == "+" && doc.cm && hist.lastModTime > time - doc.cm.options.historyEventDelay) || - change.origin.charAt(0) == "*")) && - (cur = lastChangeEvent(hist, hist.lastOp == opId))) { - // Merge this change into the last event - var last = lst(cur.changes); - if (cmp(change.from, change.to) == 0 && cmp(change.from, last.to) == 0) { - // Optimized case for simple insertion -- don't want to add - // new changesets for every character typed - last.to = changeEnd(change); - } else { - // Add new sub-event - cur.changes.push(historyChangeFromChange(doc, change)); - } - } else { - // Can not be merged, start a new event. - var before = lst(hist.done); - if (!before || !before.ranges) - pushSelectionToHistory(doc.sel, hist.done); - cur = {changes: [historyChangeFromChange(doc, change)], - generation: hist.generation}; - hist.done.push(cur); - while (hist.done.length > hist.undoDepth) { - hist.done.shift(); - if (!hist.done[0].ranges) hist.done.shift(); - } - } - hist.done.push(selAfter); - hist.generation = ++hist.maxGeneration; - hist.lastModTime = hist.lastSelTime = time; - hist.lastOp = hist.lastSelOp = opId; - hist.lastOrigin = hist.lastSelOrigin = change.origin; + var helpers = CodeMirror.helpers = {}; - if (!last) signal(doc, "historyAdded"); - } + CodeMirror.prototype = { + constructor: CodeMirror, + focus: function(){window.focus(); this.display.input.focus();}, - function selectionEventCanBeMerged(doc, origin, prev, sel) { - var ch = origin.charAt(0); - return ch == "*" || - ch == "+" && - prev.ranges.length == sel.ranges.length && - prev.somethingSelected() == sel.somethingSelected() && - new Date - doc.history.lastSelTime <= (doc.cm ? doc.cm.options.historyEventDelay : 500); - } + setOption: function(option, value) { + var options = this.options, old = options[option]; + if (options[option] == value && option != "mode") { return } + options[option] = value; + if (optionHandlers.hasOwnProperty(option)) + { operation(this, optionHandlers[option])(this, value, old); } + signal(this, "optionChange", this, option); + }, + + getOption: function(option) {return this.options[option]}, + getDoc: function() {return this.doc}, + + addKeyMap: function(map$$1, bottom) { + this.state.keyMaps[bottom ? "push" : "unshift"](getKeyMap(map$$1)); + }, + removeKeyMap: function(map$$1) { + var maps = this.state.keyMaps; + for (var i = 0; i < maps.length; ++i) + { if (maps[i] == map$$1 || maps[i].name == map$$1) { + maps.splice(i, 1); + return true + } } + }, + + addOverlay: methodOp(function(spec, options) { + var mode = spec.token ? spec : CodeMirror.getMode(this.options, spec); + if (mode.startState) { throw new Error("Overlays may not be stateful.") } + insertSorted(this.state.overlays, + {mode: mode, modeSpec: spec, opaque: options && options.opaque, + priority: (options && options.priority) || 0}, + function (overlay) { return overlay.priority; }); + this.state.modeGen++; + regChange(this); + }), + removeOverlay: methodOp(function(spec) { + var this$1 = this; + + var overlays = this.state.overlays; + for (var i = 0; i < overlays.length; ++i) { + var cur = overlays[i].modeSpec; + if (cur == spec || typeof spec == "string" && cur.name == spec) { + overlays.splice(i, 1); + this$1.state.modeGen++; + regChange(this$1); + return + } + } + }), + + indentLine: methodOp(function(n, dir, aggressive) { + if (typeof dir != "string" && typeof dir != "number") { + if (dir == null) { dir = this.options.smartIndent ? "smart" : "prev"; } + else { dir = dir ? "add" : "subtract"; } + } + if (isLine(this.doc, n)) { indentLine(this, n, dir, aggressive); } + }), + indentSelection: methodOp(function(how) { + var this$1 = this; + + var ranges = this.doc.sel.ranges, end = -1; + for (var i = 0; i < ranges.length; i++) { + var range$$1 = ranges[i]; + if (!range$$1.empty()) { + var from = range$$1.from(), to = range$$1.to(); + var start = Math.max(end, from.line); + end = Math.min(this$1.lastLine(), to.line - (to.ch ? 0 : 1)) + 1; + for (var j = start; j < end; ++j) + { indentLine(this$1, j, how); } + var newRanges = this$1.doc.sel.ranges; + if (from.ch == 0 && ranges.length == newRanges.length && newRanges[i].from().ch > 0) + { replaceOneSelection(this$1.doc, i, new Range(from, newRanges[i].to()), sel_dontScroll); } + } else if (range$$1.head.line > end) { + indentLine(this$1, range$$1.head.line, how, true); + end = range$$1.head.line; + if (i == this$1.doc.sel.primIndex) { ensureCursorVisible(this$1); } + } + } + }), + + // Fetch the parser token for a given character. Useful for hacks + // that want to inspect the mode state (say, for completion). + getTokenAt: function(pos, precise) { + return takeToken(this, pos, precise) + }, + + getLineTokens: function(line, precise) { + return takeToken(this, Pos(line), precise, true) + }, + + getTokenTypeAt: function(pos) { + pos = clipPos(this.doc, pos); + var styles = getLineStyles(this, getLine(this.doc, pos.line)); + var before = 0, after = (styles.length - 1) / 2, ch = pos.ch; + var type; + if (ch == 0) { type = styles[2]; } + else { for (;;) { + var mid = (before + after) >> 1; + if ((mid ? styles[mid * 2 - 1] : 0) >= ch) { after = mid; } + else if (styles[mid * 2 + 1] < ch) { before = mid + 1; } + else { type = styles[mid * 2 + 2]; break } + } } + var cut = type ? type.indexOf("overlay ") : -1; + return cut < 0 ? type : cut == 0 ? null : type.slice(0, cut - 1) + }, + + getModeAt: function(pos) { + var mode = this.doc.mode; + if (!mode.innerMode) { return mode } + return CodeMirror.innerMode(mode, this.getTokenAt(pos).state).mode + }, + + getHelper: function(pos, type) { + return this.getHelpers(pos, type)[0] + }, + + getHelpers: function(pos, type) { + var this$1 = this; + + var found = []; + if (!helpers.hasOwnProperty(type)) { return found } + var help = helpers[type], mode = this.getModeAt(pos); + if (typeof mode[type] == "string") { + if (help[mode[type]]) { found.push(help[mode[type]]); } + } else if (mode[type]) { + for (var i = 0; i < mode[type].length; i++) { + var val = help[mode[type][i]]; + if (val) { found.push(val); } + } + } else if (mode.helperType && help[mode.helperType]) { + found.push(help[mode.helperType]); + } else if (help[mode.name]) { + found.push(help[mode.name]); + } + for (var i$1 = 0; i$1 < help._global.length; i$1++) { + var cur = help._global[i$1]; + if (cur.pred(mode, this$1) && indexOf(found, cur.val) == -1) + { found.push(cur.val); } + } + return found + }, + + getStateAfter: function(line, precise) { + var doc = this.doc; + line = clipLine(doc, line == null ? doc.first + doc.size - 1: line); + return getContextBefore(this, line + 1, precise).state + }, + + cursorCoords: function(start, mode) { + var pos, range$$1 = this.doc.sel.primary(); + if (start == null) { pos = range$$1.head; } + else if (typeof start == "object") { pos = clipPos(this.doc, start); } + else { pos = start ? range$$1.from() : range$$1.to(); } + return cursorCoords(this, pos, mode || "page") + }, + + charCoords: function(pos, mode) { + return charCoords(this, clipPos(this.doc, pos), mode || "page") + }, + + coordsChar: function(coords, mode) { + coords = fromCoordSystem(this, coords, mode || "page"); + return coordsChar(this, coords.left, coords.top) + }, + + lineAtHeight: function(height, mode) { + height = fromCoordSystem(this, {top: height, left: 0}, mode || "page").top; + return lineAtHeight(this.doc, height + this.display.viewOffset) + }, + heightAtLine: function(line, mode, includeWidgets) { + var end = false, lineObj; + if (typeof line == "number") { + var last = this.doc.first + this.doc.size - 1; + if (line < this.doc.first) { line = this.doc.first; } + else if (line > last) { line = last; end = true; } + lineObj = getLine(this.doc, line); + } else { + lineObj = line; + } + return intoCoordSystem(this, lineObj, {top: 0, left: 0}, mode || "page", includeWidgets || end).top + + (end ? this.doc.height - heightAtLine(lineObj) : 0) + }, + + defaultTextHeight: function() { return textHeight(this.display) }, + defaultCharWidth: function() { return charWidth(this.display) }, + + getViewport: function() { return {from: this.display.viewFrom, to: this.display.viewTo}}, + + addWidget: function(pos, node, scroll, vert, horiz) { + var display = this.display; + pos = cursorCoords(this, clipPos(this.doc, pos)); + var top = pos.bottom, left = pos.left; + node.style.position = "absolute"; + node.setAttribute("cm-ignore-events", "true"); + this.display.input.setUneditable(node); + display.sizer.appendChild(node); + if (vert == "over") { + top = pos.top; + } else if (vert == "above" || vert == "near") { + var vspace = Math.max(display.wrapper.clientHeight, this.doc.height), + hspace = Math.max(display.sizer.clientWidth, display.lineSpace.clientWidth); + // Default to positioning above (if specified and possible); otherwise default to positioning below + if ((vert == 'above' || pos.bottom + node.offsetHeight > vspace) && pos.top > node.offsetHeight) + { top = pos.top - node.offsetHeight; } + else if (pos.bottom + node.offsetHeight <= vspace) + { top = pos.bottom; } + if (left + node.offsetWidth > hspace) + { left = hspace - node.offsetWidth; } + } + node.style.top = top + "px"; + node.style.left = node.style.right = ""; + if (horiz == "right") { + left = display.sizer.clientWidth - node.offsetWidth; + node.style.right = "0px"; + } else { + if (horiz == "left") { left = 0; } + else if (horiz == "middle") { left = (display.sizer.clientWidth - node.offsetWidth) / 2; } + node.style.left = left + "px"; + } + if (scroll) + { scrollIntoView(this, {left: left, top: top, right: left + node.offsetWidth, bottom: top + node.offsetHeight}); } + }, + + triggerOnKeyDown: methodOp(onKeyDown), + triggerOnKeyPress: methodOp(onKeyPress), + triggerOnKeyUp: onKeyUp, + triggerOnMouseDown: methodOp(onMouseDown), + + execCommand: function(cmd) { + if (commands.hasOwnProperty(cmd)) + { return commands[cmd].call(null, this) } + }, + + triggerElectric: methodOp(function(text) { triggerElectric(this, text); }), + + findPosH: function(from, amount, unit, visually) { + var this$1 = this; + + var dir = 1; + if (amount < 0) { dir = -1; amount = -amount; } + var cur = clipPos(this.doc, from); + for (var i = 0; i < amount; ++i) { + cur = findPosH(this$1.doc, cur, dir, unit, visually); + if (cur.hitSide) { break } + } + return cur + }, - // Called whenever the selection changes, sets the new selection as - // the pending selection in the history, and pushes the old pending - // selection into the 'done' array when it was significantly - // different (in number of selected ranges, emptiness, or time). - function addSelectionToHistory(doc, sel, opId, options) { - var hist = doc.history, origin = options && options.origin; + moveH: methodOp(function(dir, unit) { + var this$1 = this; - // A new event is started when the previous origin does not match - // the current, or the origins don't allow matching. Origins - // starting with * are always merged, those starting with + are - // merged when similar and close together in time. - if (opId == hist.lastSelOp || - (origin && hist.lastSelOrigin == origin && - (hist.lastModTime == hist.lastSelTime && hist.lastOrigin == origin || - selectionEventCanBeMerged(doc, origin, lst(hist.done), sel)))) - hist.done[hist.done.length - 1] = sel; - else - pushSelectionToHistory(sel, hist.done); + this.extendSelectionsBy(function (range$$1) { + if (this$1.display.shift || this$1.doc.extend || range$$1.empty()) + { return findPosH(this$1.doc, range$$1.head, dir, unit, this$1.options.rtlMoveVisually) } + else + { return dir < 0 ? range$$1.from() : range$$1.to() } + }, sel_move); + }), + + deleteH: methodOp(function(dir, unit) { + var sel = this.doc.sel, doc = this.doc; + if (sel.somethingSelected()) + { doc.replaceSelection("", null, "+delete"); } + else + { deleteNearSelection(this, function (range$$1) { + var other = findPosH(doc, range$$1.head, dir, unit, false); + return dir < 0 ? {from: other, to: range$$1.head} : {from: range$$1.head, to: other} + }); } + }), + + findPosV: function(from, amount, unit, goalColumn) { + var this$1 = this; + + var dir = 1, x = goalColumn; + if (amount < 0) { dir = -1; amount = -amount; } + var cur = clipPos(this.doc, from); + for (var i = 0; i < amount; ++i) { + var coords = cursorCoords(this$1, cur, "div"); + if (x == null) { x = coords.left; } + else { coords.left = x; } + cur = findPosV(this$1, coords, dir, unit); + if (cur.hitSide) { break } + } + return cur + }, - hist.lastSelTime = +new Date; - hist.lastSelOrigin = origin; - hist.lastSelOp = opId; - if (options && options.clearRedo !== false) - clearSelectionEvents(hist.undone); - } + moveV: methodOp(function(dir, unit) { + var this$1 = this; + + var doc = this.doc, goals = []; + var collapse = !this.display.shift && !doc.extend && doc.sel.somethingSelected(); + doc.extendSelectionsBy(function (range$$1) { + if (collapse) + { return dir < 0 ? range$$1.from() : range$$1.to() } + var headPos = cursorCoords(this$1, range$$1.head, "div"); + if (range$$1.goalColumn != null) { headPos.left = range$$1.goalColumn; } + goals.push(headPos.left); + var pos = findPosV(this$1, headPos, dir, unit); + if (unit == "page" && range$$1 == doc.sel.primary()) + { addToScrollTop(this$1, charCoords(this$1, pos, "div").top - headPos.top); } + return pos + }, sel_move); + if (goals.length) { for (var i = 0; i < doc.sel.ranges.length; i++) + { doc.sel.ranges[i].goalColumn = goals[i]; } } + }), + + // Find the word at the given position (as returned by coordsChar). + findWordAt: function(pos) { + var doc = this.doc, line = getLine(doc, pos.line).text; + var start = pos.ch, end = pos.ch; + if (line) { + var helper = this.getHelper(pos, "wordChars"); + if ((pos.sticky == "before" || end == line.length) && start) { --start; } else { ++end; } + var startChar = line.charAt(start); + var check = isWordChar(startChar, helper) + ? function (ch) { return isWordChar(ch, helper); } + : /\s/.test(startChar) ? function (ch) { return /\s/.test(ch); } + : function (ch) { return (!/\s/.test(ch) && !isWordChar(ch)); }; + while (start > 0 && check(line.charAt(start - 1))) { --start; } + while (end < line.length && check(line.charAt(end))) { ++end; } + } + return new Range(Pos(pos.line, start), Pos(pos.line, end)) + }, - function pushSelectionToHistory(sel, dest) { - var top = lst(dest); - if (!(top && top.ranges && top.equals(sel))) - dest.push(sel); - } + toggleOverwrite: function(value) { + if (value != null && value == this.state.overwrite) { return } + if (this.state.overwrite = !this.state.overwrite) + { addClass(this.display.cursorDiv, "CodeMirror-overwrite"); } + else + { rmClass(this.display.cursorDiv, "CodeMirror-overwrite"); } - // Used to store marked span information in the history. - function attachLocalSpans(doc, change, from, to) { - var existing = change["spans_" + doc.id], n = 0; - doc.iter(Math.max(doc.first, from), Math.min(doc.first + doc.size, to), function(line) { - if (line.markedSpans) - (existing || (existing = change["spans_" + doc.id] = {}))[n] = line.markedSpans; - ++n; - }); - } + signal(this, "overwriteToggle", this, this.state.overwrite); + }, + hasFocus: function() { return this.display.input.getField() == activeElt() }, + isReadOnly: function() { return !!(this.options.readOnly || this.doc.cantEdit) }, + + scrollTo: methodOp(function (x, y) { scrollToCoords(this, x, y); }), + getScrollInfo: function() { + var scroller = this.display.scroller; + return {left: scroller.scrollLeft, top: scroller.scrollTop, + height: scroller.scrollHeight - scrollGap(this) - this.display.barHeight, + width: scroller.scrollWidth - scrollGap(this) - this.display.barWidth, + clientHeight: displayHeight(this), clientWidth: displayWidth(this)} + }, - // When un/re-doing restores text containing marked spans, those - // that have been explicitly cleared should not be restored. - function removeClearedSpans(spans) { - if (!spans) return null; - for (var i = 0, out; i < spans.length; ++i) { - if (spans[i].marker.explicitlyCleared) { if (!out) out = spans.slice(0, i); } - else if (out) out.push(spans[i]); - } - return !out ? spans : out.length ? out : null; - } + scrollIntoView: methodOp(function(range$$1, margin) { + if (range$$1 == null) { + range$$1 = {from: this.doc.sel.primary().head, to: null}; + if (margin == null) { margin = this.options.cursorScrollMargin; } + } else if (typeof range$$1 == "number") { + range$$1 = {from: Pos(range$$1, 0), to: null}; + } else if (range$$1.from == null) { + range$$1 = {from: range$$1, to: null}; + } + if (!range$$1.to) { range$$1.to = range$$1.from; } + range$$1.margin = margin || 0; - // Retrieve and filter the old marked spans stored in a change event. - function getOldSpans(doc, change) { - var found = change["spans_" + doc.id]; - if (!found) return null; - for (var i = 0, nw = []; i < change.text.length; ++i) - nw.push(removeClearedSpans(found[i])); - return nw; + if (range$$1.from.line != null) { + scrollToRange(this, range$$1); + } else { + scrollToCoordsRange(this, range$$1.from, range$$1.to, range$$1.margin); + } + }), + + setSize: methodOp(function(width, height) { + var this$1 = this; + + var interpret = function (val) { return typeof val == "number" || /^\d+$/.test(String(val)) ? val + "px" : val; }; + if (width != null) { this.display.wrapper.style.width = interpret(width); } + if (height != null) { this.display.wrapper.style.height = interpret(height); } + if (this.options.lineWrapping) { clearLineMeasurementCache(this); } + var lineNo$$1 = this.display.viewFrom; + this.doc.iter(lineNo$$1, this.display.viewTo, function (line) { + if (line.widgets) { for (var i = 0; i < line.widgets.length; i++) + { if (line.widgets[i].noHScroll) { regLineChange(this$1, lineNo$$1, "widget"); break } } } + ++lineNo$$1; + }); + this.curOp.forceUpdate = true; + signal(this, "refresh", this); + }), + + operation: function(f){return runInOp(this, f)}, + startOperation: function(){return startOperation(this)}, + endOperation: function(){return endOperation(this)}, + + refresh: methodOp(function() { + var oldHeight = this.display.cachedTextHeight; + regChange(this); + this.curOp.forceUpdate = true; + clearCaches(this); + scrollToCoords(this, this.doc.scrollLeft, this.doc.scrollTop); + updateGutterSpace(this); + if (oldHeight == null || Math.abs(oldHeight - textHeight(this.display)) > .5) + { estimateLineHeights(this); } + signal(this, "refresh", this); + }), + + swapDoc: methodOp(function(doc) { + var old = this.doc; + old.cm = null; + attachDoc(this, doc); + clearCaches(this); + this.display.input.reset(); + scrollToCoords(this, doc.scrollLeft, doc.scrollTop); + this.curOp.forceScroll = true; + signalLater(this, "swapDoc", this, old); + return old + }), + + phrase: function(phraseText) { + var phrases = this.options.phrases; + return phrases && Object.prototype.hasOwnProperty.call(phrases, phraseText) ? phrases[phraseText] : phraseText + }, + + getInputField: function(){return this.display.input.getField()}, + getWrapperElement: function(){return this.display.wrapper}, + getScrollerElement: function(){return this.display.scroller}, + getGutterElement: function(){return this.display.gutters} + }; + eventMixin(CodeMirror); + + CodeMirror.registerHelper = function(type, name, value) { + if (!helpers.hasOwnProperty(type)) { helpers[type] = CodeMirror[type] = {_global: []}; } + helpers[type][name] = value; + }; + CodeMirror.registerGlobalHelper = function(type, name, predicate, value) { + CodeMirror.registerHelper(type, name, value); + helpers[type]._global.push({pred: predicate, val: value}); + }; } - // Used both to provide a JSON-safe object in .getHistory, and, when - // detaching a document, to split the history in two - function copyHistoryArray(events, newGroup, instantiateSel) { - for (var i = 0, copy = []; i < events.length; ++i) { - var event = events[i]; - if (event.ranges) { - copy.push(instantiateSel ? Selection.prototype.deepCopy.call(event) : event); - continue; + // Used for horizontal relative motion. Dir is -1 or 1 (left or + // right), unit can be "char", "column" (like char, but doesn't + // cross line boundaries), "word" (across next word), or "group" (to + // the start of next group of word or non-word-non-whitespace + // chars). The visually param controls whether, in right-to-left + // text, direction 1 means to move towards the next index in the + // string, or towards the character to the right of the current + // position. The resulting position will have a hitSide=true + // property if it reached the end of the document. + function findPosH(doc, pos, dir, unit, visually) { + var oldPos = pos; + var origDir = dir; + var lineObj = getLine(doc, pos.line); + function findNextLine() { + var l = pos.line + dir; + if (l < doc.first || l >= doc.first + doc.size) { return false } + pos = new Pos(l, pos.ch, pos.sticky); + return lineObj = getLine(doc, l) + } + function moveOnce(boundToLine) { + var next; + if (visually) { + next = moveVisually(doc.cm, lineObj, pos, dir); + } else { + next = moveLogically(lineObj, pos, dir); } - var changes = event.changes, newChanges = []; - copy.push({changes: newChanges}); - for (var j = 0; j < changes.length; ++j) { - var change = changes[j], m; - newChanges.push({from: change.from, to: change.to, text: change.text}); - if (newGroup) for (var prop in change) if (m = prop.match(/^spans_(\d+)$/)) { - if (indexOf(newGroup, Number(m[1])) > -1) { - lst(newChanges)[prop] = change[prop]; - delete change[prop]; - } - } + if (next == null) { + if (!boundToLine && findNextLine()) + { pos = endOfLine(visually, doc.cm, lineObj, pos.line, dir); } + else + { return false } + } else { + pos = next; } + return true } - return copy; - } - // Rebasing/resetting history to deal with externally-sourced changes + if (unit == "char") { + moveOnce(); + } else if (unit == "column") { + moveOnce(true); + } else if (unit == "word" || unit == "group") { + var sawType = null, group = unit == "group"; + var helper = doc.cm && doc.cm.getHelper(pos, "wordChars"); + for (var first = true;; first = false) { + if (dir < 0 && !moveOnce(!first)) { break } + var cur = lineObj.text.charAt(pos.ch) || "\n"; + var type = isWordChar(cur, helper) ? "w" + : group && cur == "\n" ? "n" + : !group || /\s/.test(cur) ? null + : "p"; + if (group && !first && !type) { type = "s"; } + if (sawType && sawType != type) { + if (dir < 0) {dir = 1; moveOnce(); pos.sticky = "after";} + break + } - function rebaseHistSelSingle(pos, from, to, diff) { - if (to < pos.line) { - pos.line += diff; - } else if (from < pos.line) { - pos.line = from; - pos.ch = 0; + if (type) { sawType = type; } + if (dir > 0 && !moveOnce(!first)) { break } + } } + var result = skipAtomic(doc, pos, oldPos, origDir, true); + if (equalCursorPos(oldPos, result)) { result.hitSide = true; } + return result } - // Tries to rebase an array of history events given a change in the - // document. If the change touches the same lines as the event, the - // event, and everything 'behind' it, is discarded. If the change is - // before the event, the event's positions are updated. Uses a - // copy-on-write scheme for the positions, to avoid having to - // reallocate them all on every rebase, but also avoid problems with - // shared position objects being unsafely updated. - function rebaseHistArray(array, from, to, diff) { - for (var i = 0; i < array.length; ++i) { - var sub = array[i], ok = true; - if (sub.ranges) { - if (!sub.copied) { sub = array[i] = sub.deepCopy(); sub.copied = true; } - for (var j = 0; j < sub.ranges.length; j++) { - rebaseHistSelSingle(sub.ranges[j].anchor, from, to, diff); - rebaseHistSelSingle(sub.ranges[j].head, from, to, diff); - } - continue; - } - for (var j = 0; j < sub.changes.length; ++j) { - var cur = sub.changes[j]; - if (to < cur.from.line) { - cur.from = Pos(cur.from.line + diff, cur.from.ch); - cur.to = Pos(cur.to.line + diff, cur.to.ch); - } else if (from <= cur.to.line) { - ok = false; - break; - } - } - if (!ok) { - array.splice(0, i + 1); - i = 0; - } + // For relative vertical movement. Dir may be -1 or 1. Unit can be + // "page" or "line". The resulting position will have a hitSide=true + // property if it reached the end of the document. + function findPosV(cm, pos, dir, unit) { + var doc = cm.doc, x = pos.left, y; + if (unit == "page") { + var pageSize = Math.min(cm.display.wrapper.clientHeight, window.innerHeight || document.documentElement.clientHeight); + var moveAmount = Math.max(pageSize - .5 * textHeight(cm.display), 3); + y = (dir > 0 ? pos.bottom : pos.top) + dir * moveAmount; + + } else if (unit == "line") { + y = dir > 0 ? pos.bottom + 3 : pos.top - 3; + } + var target; + for (;;) { + target = coordsChar(cm, x, y); + if (!target.outside) { break } + if (dir < 0 ? y <= 0 : y >= doc.height) { target.hitSide = true; break } + y += dir * 5; } + return target } - function rebaseHist(hist, change) { - var from = change.from.line, to = change.to.line, diff = change.text.length - (to - from) - 1; - rebaseHistArray(hist.done, from, to, diff); - rebaseHistArray(hist.undone, from, to, diff); - } + // CONTENTEDITABLE INPUT STYLE + + var ContentEditableInput = function(cm) { + this.cm = cm; + this.lastAnchorNode = this.lastAnchorOffset = this.lastFocusNode = this.lastFocusOffset = null; + this.polling = new Delayed(); + this.composing = null; + this.gracePeriod = false; + this.readDOMTimeout = null; + }; - // EVENT UTILITIES + ContentEditableInput.prototype.init = function (display) { + var this$1 = this; - // Due to the fact that we still support jurassic IE versions, some - // compatibility wrappers are needed. + var input = this, cm = input.cm; + var div = input.div = display.lineDiv; + disableBrowserMagic(div, cm.options.spellcheck); - var e_preventDefault = CodeMirror.e_preventDefault = function(e) { - if (e.preventDefault) e.preventDefault(); - else e.returnValue = false; - }; - var e_stopPropagation = CodeMirror.e_stopPropagation = function(e) { - if (e.stopPropagation) e.stopPropagation(); - else e.cancelBubble = true; - }; - function e_defaultPrevented(e) { - return e.defaultPrevented != null ? e.defaultPrevented : e.returnValue == false; - } - var e_stop = CodeMirror.e_stop = function(e) {e_preventDefault(e); e_stopPropagation(e);}; + on(div, "paste", function (e) { + if (signalDOMEvent(cm, e) || handlePaste(e, cm)) { return } + // IE doesn't fire input events, so we schedule a read for the pasted content in this way + if (ie_version <= 11) { setTimeout(operation(cm, function () { return this$1.updateFromDOM(); }), 20); } + }); - function e_target(e) {return e.target || e.srcElement;} - function e_button(e) { - var b = e.which; - if (b == null) { - if (e.button & 1) b = 1; - else if (e.button & 2) b = 3; - else if (e.button & 4) b = 2; - } - if (mac && e.ctrlKey && b == 1) b = 3; - return b; - } + on(div, "compositionstart", function (e) { + this$1.composing = {data: e.data, done: false}; + }); + on(div, "compositionupdate", function (e) { + if (!this$1.composing) { this$1.composing = {data: e.data, done: false}; } + }); + on(div, "compositionend", function (e) { + if (this$1.composing) { + if (e.data != this$1.composing.data) { this$1.readFromDOMSoon(); } + this$1.composing.done = true; + } + }); - // EVENT HANDLING + on(div, "touchstart", function () { return input.forceCompositionEnd(); }); - // Lightweight event framework. on/off also work on DOM nodes, - // registering native DOM handlers. + on(div, "input", function () { + if (!this$1.composing) { this$1.readFromDOMSoon(); } + }); - var on = CodeMirror.on = function(emitter, type, f) { - if (emitter.addEventListener) - emitter.addEventListener(type, f, false); - else if (emitter.attachEvent) - emitter.attachEvent("on" + type, f); - else { - var map = emitter._handlers || (emitter._handlers = {}); - var arr = map[type] || (map[type] = []); - arr.push(f); - } + function onCopyCut(e) { + if (signalDOMEvent(cm, e)) { return } + if (cm.somethingSelected()) { + setLastCopied({lineWise: false, text: cm.getSelections()}); + if (e.type == "cut") { cm.replaceSelection("", null, "cut"); } + } else if (!cm.options.lineWiseCopyCut) { + return + } else { + var ranges = copyableRanges(cm); + setLastCopied({lineWise: true, text: ranges.text}); + if (e.type == "cut") { + cm.operation(function () { + cm.setSelections(ranges.ranges, 0, sel_dontScroll); + cm.replaceSelection("", null, "cut"); + }); + } + } + if (e.clipboardData) { + e.clipboardData.clearData(); + var content = lastCopied.text.join("\n"); + // iOS exposes the clipboard API, but seems to discard content inserted into it + e.clipboardData.setData("Text", content); + if (e.clipboardData.getData("Text") == content) { + e.preventDefault(); + return + } + } + // Old-fashioned briefly-focus-a-textarea hack + var kludge = hiddenTextarea(), te = kludge.firstChild; + cm.display.lineSpace.insertBefore(kludge, cm.display.lineSpace.firstChild); + te.value = lastCopied.text.join("\n"); + var hadFocus = document.activeElement; + selectInput(te); + setTimeout(function () { + cm.display.lineSpace.removeChild(kludge); + hadFocus.focus(); + if (hadFocus == div) { input.showPrimarySelection(); } + }, 50); + } + on(div, "copy", onCopyCut); + on(div, "cut", onCopyCut); }; - var noHandlers = [] - function getHandlers(emitter, type, copy) { - var arr = emitter._handlers && emitter._handlers[type] - if (copy) return arr && arr.length > 0 ? arr.slice() : noHandlers - else return arr || noHandlers - } + ContentEditableInput.prototype.prepareSelection = function () { + var result = prepareSelection(this.cm, false); + result.focus = this.cm.state.focused; + return result + }; - var off = CodeMirror.off = function(emitter, type, f) { - if (emitter.removeEventListener) - emitter.removeEventListener(type, f, false); - else if (emitter.detachEvent) - emitter.detachEvent("on" + type, f); - else { - var handlers = getHandlers(emitter, type, false) - for (var i = 0; i < handlers.length; ++i) - if (handlers[i] == f) { handlers.splice(i, 1); break; } - } + ContentEditableInput.prototype.showSelection = function (info, takeFocus) { + if (!info || !this.cm.display.view.length) { return } + if (info.focus || takeFocus) { this.showPrimarySelection(); } + this.showMultipleSelections(info); }; - var signal = CodeMirror.signal = function(emitter, type /*, values...*/) { - var handlers = getHandlers(emitter, type, true) - if (!handlers.length) return; - var args = Array.prototype.slice.call(arguments, 2); - for (var i = 0; i < handlers.length; ++i) handlers[i].apply(null, args); + ContentEditableInput.prototype.getSelection = function () { + return this.cm.display.wrapper.ownerDocument.getSelection() }; - var orphanDelayedCallbacks = null; + ContentEditableInput.prototype.showPrimarySelection = function () { + var sel = this.getSelection(), cm = this.cm, prim = cm.doc.sel.primary(); + var from = prim.from(), to = prim.to(); - // Often, we want to signal events at a point where we are in the - // middle of some work, but don't want the handler to start calling - // other methods on the editor, which might be in an inconsistent - // state or simply not expect any other events to happen. - // signalLater looks whether there are any handlers, and schedules - // them to be executed when the last operation ends, or, if no - // operation is active, when a timeout fires. - function signalLater(emitter, type /*, values...*/) { - var arr = getHandlers(emitter, type, false) - if (!arr.length) return; - var args = Array.prototype.slice.call(arguments, 2), list; - if (operationGroup) { - list = operationGroup.delayedCallbacks; - } else if (orphanDelayedCallbacks) { - list = orphanDelayedCallbacks; - } else { - list = orphanDelayedCallbacks = []; - setTimeout(fireOrphanDelayed, 0); + if (cm.display.viewTo == cm.display.viewFrom || from.line >= cm.display.viewTo || to.line < cm.display.viewFrom) { + sel.removeAllRanges(); + return } - function bnd(f) {return function(){f.apply(null, args);};}; - for (var i = 0; i < arr.length; ++i) - list.push(bnd(arr[i])); - } - - function fireOrphanDelayed() { - var delayed = orphanDelayedCallbacks; - orphanDelayedCallbacks = null; - for (var i = 0; i < delayed.length; ++i) delayed[i](); - } - - // The DOM events that CodeMirror handles can be overridden by - // registering a (non-DOM) handler on the editor for the event name, - // and preventDefault-ing the event in that handler. - function signalDOMEvent(cm, e, override) { - if (typeof e == "string") - e = {type: e, preventDefault: function() { this.defaultPrevented = true; }}; - signal(cm, override || e.type, cm, e); - return e_defaultPrevented(e) || e.codemirrorIgnore; - } - - function signalCursorActivity(cm) { - var arr = cm._handlers && cm._handlers.cursorActivity; - if (!arr) return; - var set = cm.curOp.cursorActivityHandlers || (cm.curOp.cursorActivityHandlers = []); - for (var i = 0; i < arr.length; ++i) if (indexOf(set, arr[i]) == -1) - set.push(arr[i]); - } - function hasHandler(emitter, type) { - return getHandlers(emitter, type).length > 0 - } + var curAnchor = domToPos(cm, sel.anchorNode, sel.anchorOffset); + var curFocus = domToPos(cm, sel.focusNode, sel.focusOffset); + if (curAnchor && !curAnchor.bad && curFocus && !curFocus.bad && + cmp(minPos(curAnchor, curFocus), from) == 0 && + cmp(maxPos(curAnchor, curFocus), to) == 0) + { return } - // Add on and off methods to a constructor's prototype, to make - // registering events on such objects more convenient. - function eventMixin(ctor) { - ctor.prototype.on = function(type, f) {on(this, type, f);}; - ctor.prototype.off = function(type, f) {off(this, type, f);}; - } + var view = cm.display.view; + var start = (from.line >= cm.display.viewFrom && posToDOM(cm, from)) || + {node: view[0].measure.map[2], offset: 0}; + var end = to.line < cm.display.viewTo && posToDOM(cm, to); + if (!end) { + var measure = view[view.length - 1].measure; + var map$$1 = measure.maps ? measure.maps[measure.maps.length - 1] : measure.map; + end = {node: map$$1[map$$1.length - 1], offset: map$$1[map$$1.length - 2] - map$$1[map$$1.length - 3]}; + } + + if (!start || !end) { + sel.removeAllRanges(); + return + } + + var old = sel.rangeCount && sel.getRangeAt(0), rng; + try { rng = range(start.node, start.offset, end.offset, end.node); } + catch(e) {} // Our model of the DOM might be outdated, in which case the range we try to set can be impossible + if (rng) { + if (!gecko && cm.state.focused) { + sel.collapse(start.node, start.offset); + if (!rng.collapsed) { + sel.removeAllRanges(); + sel.addRange(rng); + } + } else { + sel.removeAllRanges(); + sel.addRange(rng); + } + if (old && sel.anchorNode == null) { sel.addRange(old); } + else if (gecko) { this.startGracePeriod(); } + } + this.rememberSelection(); + }; - // MISC UTILITIES + ContentEditableInput.prototype.startGracePeriod = function () { + var this$1 = this; - // Number of pixels added to scroller and sizer to hide scrollbar - var scrollerGap = 30; + clearTimeout(this.gracePeriod); + this.gracePeriod = setTimeout(function () { + this$1.gracePeriod = false; + if (this$1.selectionChanged()) + { this$1.cm.operation(function () { return this$1.cm.curOp.selectionChanged = true; }); } + }, 20); + }; - // Returned or thrown by various protocols to signal 'I'm not - // handling this'. - var Pass = CodeMirror.Pass = {toString: function(){return "CodeMirror.Pass";}}; + ContentEditableInput.prototype.showMultipleSelections = function (info) { + removeChildrenAndAdd(this.cm.display.cursorDiv, info.cursors); + removeChildrenAndAdd(this.cm.display.selectionDiv, info.selection); + }; - // Reused option objects for setSelection & friends - var sel_dontScroll = {scroll: false}, sel_mouse = {origin: "*mouse"}, sel_move = {origin: "+move"}; + ContentEditableInput.prototype.rememberSelection = function () { + var sel = this.getSelection(); + this.lastAnchorNode = sel.anchorNode; this.lastAnchorOffset = sel.anchorOffset; + this.lastFocusNode = sel.focusNode; this.lastFocusOffset = sel.focusOffset; + }; - function Delayed() {this.id = null;} - Delayed.prototype.set = function(ms, f) { - clearTimeout(this.id); - this.id = setTimeout(f, ms); + ContentEditableInput.prototype.selectionInEditor = function () { + var sel = this.getSelection(); + if (!sel.rangeCount) { return false } + var node = sel.getRangeAt(0).commonAncestorContainer; + return contains(this.div, node) }; - // Counts the column offset in a string, taking tabs into account. - // Used mostly to find indentation. - var countColumn = CodeMirror.countColumn = function(string, end, tabSize, startIndex, startValue) { - if (end == null) { - end = string.search(/[^\s\u00a0]/); - if (end == -1) end = string.length; - } - for (var i = startIndex || 0, n = startValue || 0;;) { - var nextTab = string.indexOf("\t", i); - if (nextTab < 0 || nextTab >= end) - return n + (end - i); - n += nextTab - i; - n += tabSize - (n % tabSize); - i = nextTab + 1; + ContentEditableInput.prototype.focus = function () { + if (this.cm.options.readOnly != "nocursor") { + if (!this.selectionInEditor()) + { this.showSelection(this.prepareSelection(), true); } + this.div.focus(); } }; + ContentEditableInput.prototype.blur = function () { this.div.blur(); }; + ContentEditableInput.prototype.getField = function () { return this.div }; - // The inverse of countColumn -- find the offset that corresponds to - // a particular column. - var findColumn = CodeMirror.findColumn = function(string, goal, tabSize) { - for (var pos = 0, col = 0;;) { - var nextTab = string.indexOf("\t", pos); - if (nextTab == -1) nextTab = string.length; - var skipped = nextTab - pos; - if (nextTab == string.length || col + skipped >= goal) - return pos + Math.min(skipped, goal - col); - col += nextTab - pos; - col += tabSize - (col % tabSize); - pos = nextTab + 1; - if (col >= goal) return pos; - } - } + ContentEditableInput.prototype.supportsTouch = function () { return true }; - var spaceStrs = [""]; - function spaceStr(n) { - while (spaceStrs.length <= n) - spaceStrs.push(lst(spaceStrs) + " "); - return spaceStrs[n]; - } + ContentEditableInput.prototype.receivedFocus = function () { + var input = this; + if (this.selectionInEditor()) + { this.pollSelection(); } + else + { runInOp(this.cm, function () { return input.cm.curOp.selectionChanged = true; }); } - function lst(arr) { return arr[arr.length-1]; } + function poll() { + if (input.cm.state.focused) { + input.pollSelection(); + input.polling.set(input.cm.options.pollInterval, poll); + } + } + this.polling.set(this.cm.options.pollInterval, poll); + }; - var selectInput = function(node) { node.select(); }; - if (ios) // Mobile Safari apparently has a bug where select() is broken. - selectInput = function(node) { node.selectionStart = 0; node.selectionEnd = node.value.length; }; - else if (ie) // Suppress mysterious IE10 errors - selectInput = function(node) { try { node.select(); } catch(_e) {} }; + ContentEditableInput.prototype.selectionChanged = function () { + var sel = this.getSelection(); + return sel.anchorNode != this.lastAnchorNode || sel.anchorOffset != this.lastAnchorOffset || + sel.focusNode != this.lastFocusNode || sel.focusOffset != this.lastFocusOffset + }; - function indexOf(array, elt) { - for (var i = 0; i < array.length; ++i) - if (array[i] == elt) return i; - return -1; - } - function map(array, f) { - var out = []; - for (var i = 0; i < array.length; i++) out[i] = f(array[i], i); - return out; - } + ContentEditableInput.prototype.pollSelection = function () { + if (this.readDOMTimeout != null || this.gracePeriod || !this.selectionChanged()) { return } + var sel = this.getSelection(), cm = this.cm; + // On Android Chrome (version 56, at least), backspacing into an + // uneditable block element will put the cursor in that element, + // and then, because it's not editable, hide the virtual keyboard. + // Because Android doesn't allow us to actually detect backspace + // presses in a sane way, this code checks for when that happens + // and simulates a backspace press in this case. + if (android && chrome && this.cm.options.gutters.length && isInGutter(sel.anchorNode)) { + this.cm.triggerOnKeyDown({type: "keydown", keyCode: 8, preventDefault: Math.abs}); + this.blur(); + this.focus(); + return + } + if (this.composing) { return } + this.rememberSelection(); + var anchor = domToPos(cm, sel.anchorNode, sel.anchorOffset); + var head = domToPos(cm, sel.focusNode, sel.focusOffset); + if (anchor && head) { runInOp(cm, function () { + setSelection(cm.doc, simpleSelection(anchor, head), sel_dontScroll); + if (anchor.bad || head.bad) { cm.curOp.selectionChanged = true; } + }); } + }; - function nothing() {} + ContentEditableInput.prototype.pollContent = function () { + if (this.readDOMTimeout != null) { + clearTimeout(this.readDOMTimeout); + this.readDOMTimeout = null; + } - function createObj(base, props) { - var inst; - if (Object.create) { - inst = Object.create(base); + var cm = this.cm, display = cm.display, sel = cm.doc.sel.primary(); + var from = sel.from(), to = sel.to(); + if (from.ch == 0 && from.line > cm.firstLine()) + { from = Pos(from.line - 1, getLine(cm.doc, from.line - 1).length); } + if (to.ch == getLine(cm.doc, to.line).text.length && to.line < cm.lastLine()) + { to = Pos(to.line + 1, 0); } + if (from.line < display.viewFrom || to.line > display.viewTo - 1) { return false } + + var fromIndex, fromLine, fromNode; + if (from.line == display.viewFrom || (fromIndex = findViewIndex(cm, from.line)) == 0) { + fromLine = lineNo(display.view[0].line); + fromNode = display.view[0].node; } else { - nothing.prototype = base; - inst = new nothing(); + fromLine = lineNo(display.view[fromIndex].line); + fromNode = display.view[fromIndex - 1].node.nextSibling; + } + var toIndex = findViewIndex(cm, to.line); + var toLine, toNode; + if (toIndex == display.view.length - 1) { + toLine = display.viewTo - 1; + toNode = display.lineDiv.lastChild; + } else { + toLine = lineNo(display.view[toIndex + 1].line) - 1; + toNode = display.view[toIndex + 1].node.previousSibling; + } + + if (!fromNode) { return false } + var newText = cm.doc.splitLines(domTextBetween(cm, fromNode, toNode, fromLine, toLine)); + var oldText = getBetween(cm.doc, Pos(fromLine, 0), Pos(toLine, getLine(cm.doc, toLine).text.length)); + while (newText.length > 1 && oldText.length > 1) { + if (lst(newText) == lst(oldText)) { newText.pop(); oldText.pop(); toLine--; } + else if (newText[0] == oldText[0]) { newText.shift(); oldText.shift(); fromLine++; } + else { break } + } + + var cutFront = 0, cutEnd = 0; + var newTop = newText[0], oldTop = oldText[0], maxCutFront = Math.min(newTop.length, oldTop.length); + while (cutFront < maxCutFront && newTop.charCodeAt(cutFront) == oldTop.charCodeAt(cutFront)) + { ++cutFront; } + var newBot = lst(newText), oldBot = lst(oldText); + var maxCutEnd = Math.min(newBot.length - (newText.length == 1 ? cutFront : 0), + oldBot.length - (oldText.length == 1 ? cutFront : 0)); + while (cutEnd < maxCutEnd && + newBot.charCodeAt(newBot.length - cutEnd - 1) == oldBot.charCodeAt(oldBot.length - cutEnd - 1)) + { ++cutEnd; } + // Try to move start of change to start of selection if ambiguous + if (newText.length == 1 && oldText.length == 1 && fromLine == from.line) { + while (cutFront && cutFront > from.ch && + newBot.charCodeAt(newBot.length - cutEnd - 1) == oldBot.charCodeAt(oldBot.length - cutEnd - 1)) { + cutFront--; + cutEnd++; + } + } + + newText[newText.length - 1] = newBot.slice(0, newBot.length - cutEnd).replace(/^\u200b+/, ""); + newText[0] = newText[0].slice(cutFront).replace(/\u200b+$/, ""); + + var chFrom = Pos(fromLine, cutFront); + var chTo = Pos(toLine, oldText.length ? lst(oldText).length - cutEnd : 0); + if (newText.length > 1 || newText[0] || cmp(chFrom, chTo)) { + replaceRange(cm.doc, newText, chFrom, chTo, "+input"); + return true } - if (props) copyObj(props, inst); - return inst; }; - function copyObj(obj, target, overwrite) { - if (!target) target = {}; - for (var prop in obj) - if (obj.hasOwnProperty(prop) && (overwrite !== false || !target.hasOwnProperty(prop))) - target[prop] = obj[prop]; - return target; - } + ContentEditableInput.prototype.ensurePolled = function () { + this.forceCompositionEnd(); + }; + ContentEditableInput.prototype.reset = function () { + this.forceCompositionEnd(); + }; + ContentEditableInput.prototype.forceCompositionEnd = function () { + if (!this.composing) { return } + clearTimeout(this.readDOMTimeout); + this.composing = null; + this.updateFromDOM(); + this.div.blur(); + this.div.focus(); + }; + ContentEditableInput.prototype.readFromDOMSoon = function () { + var this$1 = this; + + if (this.readDOMTimeout != null) { return } + this.readDOMTimeout = setTimeout(function () { + this$1.readDOMTimeout = null; + if (this$1.composing) { + if (this$1.composing.done) { this$1.composing = null; } + else { return } + } + this$1.updateFromDOM(); + }, 80); + }; - function bind(f) { - var args = Array.prototype.slice.call(arguments, 1); - return function(){return f.apply(null, args);}; - } + ContentEditableInput.prototype.updateFromDOM = function () { + var this$1 = this; - var nonASCIISingleCaseWordChar = /[\u00df\u0587\u0590-\u05f4\u0600-\u06ff\u3040-\u309f\u30a0-\u30ff\u3400-\u4db5\u4e00-\u9fcc\uac00-\ud7af]/; - var isWordCharBasic = CodeMirror.isWordChar = function(ch) { - return /\w/.test(ch) || ch > "\x80" && - (ch.toUpperCase() != ch.toLowerCase() || nonASCIISingleCaseWordChar.test(ch)); + if (this.cm.isReadOnly() || !this.pollContent()) + { runInOp(this.cm, function () { return regChange(this$1.cm); }); } }; - function isWordChar(ch, helper) { - if (!helper) return isWordCharBasic(ch); - if (helper.source.indexOf("\\w") > -1 && isWordCharBasic(ch)) return true; - return helper.test(ch); - } - function isEmpty(obj) { - for (var n in obj) if (obj.hasOwnProperty(n) && obj[n]) return false; - return true; - } + ContentEditableInput.prototype.setUneditable = function (node) { + node.contentEditable = "false"; + }; - // Extending unicode characters. A series of a non-extending char + - // any number of extending chars is treated as a single unit as far - // as editing and measuring is concerned. This is not fully correct, - // since some scripts/fonts/browsers also treat other configurations - // of code points as a group. - var extendingChars = /[\u0300-\u036f\u0483-\u0489\u0591-\u05bd\u05bf\u05c1\u05c2\u05c4\u05c5\u05c7\u0610-\u061a\u064b-\u065e\u0670\u06d6-\u06dc\u06de-\u06e4\u06e7\u06e8\u06ea-\u06ed\u0711\u0730-\u074a\u07a6-\u07b0\u07eb-\u07f3\u0816-\u0819\u081b-\u0823\u0825-\u0827\u0829-\u082d\u0900-\u0902\u093c\u0941-\u0948\u094d\u0951-\u0955\u0962\u0963\u0981\u09bc\u09be\u09c1-\u09c4\u09cd\u09d7\u09e2\u09e3\u0a01\u0a02\u0a3c\u0a41\u0a42\u0a47\u0a48\u0a4b-\u0a4d\u0a51\u0a70\u0a71\u0a75\u0a81\u0a82\u0abc\u0ac1-\u0ac5\u0ac7\u0ac8\u0acd\u0ae2\u0ae3\u0b01\u0b3c\u0b3e\u0b3f\u0b41-\u0b44\u0b4d\u0b56\u0b57\u0b62\u0b63\u0b82\u0bbe\u0bc0\u0bcd\u0bd7\u0c3e-\u0c40\u0c46-\u0c48\u0c4a-\u0c4d\u0c55\u0c56\u0c62\u0c63\u0cbc\u0cbf\u0cc2\u0cc6\u0ccc\u0ccd\u0cd5\u0cd6\u0ce2\u0ce3\u0d3e\u0d41-\u0d44\u0d4d\u0d57\u0d62\u0d63\u0dca\u0dcf\u0dd2-\u0dd4\u0dd6\u0ddf\u0e31\u0e34-\u0e3a\u0e47-\u0e4e\u0eb1\u0eb4-\u0eb9\u0ebb\u0ebc\u0ec8-\u0ecd\u0f18\u0f19\u0f35\u0f37\u0f39\u0f71-\u0f7e\u0f80-\u0f84\u0f86\u0f87\u0f90-\u0f97\u0f99-\u0fbc\u0fc6\u102d-\u1030\u1032-\u1037\u1039\u103a\u103d\u103e\u1058\u1059\u105e-\u1060\u1071-\u1074\u1082\u1085\u1086\u108d\u109d\u135f\u1712-\u1714\u1732-\u1734\u1752\u1753\u1772\u1773\u17b7-\u17bd\u17c6\u17c9-\u17d3\u17dd\u180b-\u180d\u18a9\u1920-\u1922\u1927\u1928\u1932\u1939-\u193b\u1a17\u1a18\u1a56\u1a58-\u1a5e\u1a60\u1a62\u1a65-\u1a6c\u1a73-\u1a7c\u1a7f\u1b00-\u1b03\u1b34\u1b36-\u1b3a\u1b3c\u1b42\u1b6b-\u1b73\u1b80\u1b81\u1ba2-\u1ba5\u1ba8\u1ba9\u1c2c-\u1c33\u1c36\u1c37\u1cd0-\u1cd2\u1cd4-\u1ce0\u1ce2-\u1ce8\u1ced\u1dc0-\u1de6\u1dfd-\u1dff\u200c\u200d\u20d0-\u20f0\u2cef-\u2cf1\u2de0-\u2dff\u302a-\u302f\u3099\u309a\ua66f-\ua672\ua67c\ua67d\ua6f0\ua6f1\ua802\ua806\ua80b\ua825\ua826\ua8c4\ua8e0-\ua8f1\ua926-\ua92d\ua947-\ua951\ua980-\ua982\ua9b3\ua9b6-\ua9b9\ua9bc\uaa29-\uaa2e\uaa31\uaa32\uaa35\uaa36\uaa43\uaa4c\uaab0\uaab2-\uaab4\uaab7\uaab8\uaabe\uaabf\uaac1\uabe5\uabe8\uabed\udc00-\udfff\ufb1e\ufe00-\ufe0f\ufe20-\ufe26\uff9e\uff9f]/; - function isExtendingChar(ch) { return ch.charCodeAt(0) >= 768 && extendingChars.test(ch); } + ContentEditableInput.prototype.onKeyPress = function (e) { + if (e.charCode == 0 || this.composing) { return } + e.preventDefault(); + if (!this.cm.isReadOnly()) + { operation(this.cm, applyTextInput)(this.cm, String.fromCharCode(e.charCode == null ? e.keyCode : e.charCode), 0); } + }; - // DOM UTILITIES + ContentEditableInput.prototype.readOnlyChanged = function (val) { + this.div.contentEditable = String(val != "nocursor"); + }; - function elt(tag, content, className, style) { - var e = document.createElement(tag); - if (className) e.className = className; - if (style) e.style.cssText = style; - if (typeof content == "string") e.appendChild(document.createTextNode(content)); - else if (content) for (var i = 0; i < content.length; ++i) e.appendChild(content[i]); - return e; - } + ContentEditableInput.prototype.onContextMenu = function () {}; + ContentEditableInput.prototype.resetPosition = function () {}; - var range; - if (document.createRange) range = function(node, start, end, endNode) { - var r = document.createRange(); - r.setEnd(endNode || node, end); - r.setStart(node, start); - return r; - }; - else range = function(node, start, end) { - var r = document.body.createTextRange(); - try { r.moveToElementText(node.parentNode); } - catch(e) { return r; } - r.collapse(true); - r.moveEnd("character", end); - r.moveStart("character", start); - return r; - }; + ContentEditableInput.prototype.needsContentAttribute = true; - function removeChildren(e) { - for (var count = e.childNodes.length; count > 0; --count) - e.removeChild(e.firstChild); - return e; - } + function posToDOM(cm, pos) { + var view = findViewForLine(cm, pos.line); + if (!view || view.hidden) { return null } + var line = getLine(cm.doc, pos.line); + var info = mapFromLineView(view, line, pos.line); - function removeChildrenAndAdd(parent, e) { - return removeChildren(parent).appendChild(e); + var order = getOrder(line, cm.doc.direction), side = "left"; + if (order) { + var partPos = getBidiPartAt(order, pos.ch); + side = partPos % 2 ? "right" : "left"; + } + var result = nodeAndOffsetInLineMap(info.map, pos.ch, side); + result.offset = result.collapse == "right" ? result.end : result.start; + return result } - var contains = CodeMirror.contains = function(parent, child) { - if (child.nodeType == 3) // Android browser always returns false when child is a textnode - child = child.parentNode; - if (parent.contains) - return parent.contains(child); - do { - if (child.nodeType == 11) child = child.host; - if (child == parent) return true; - } while (child = child.parentNode); - }; + function isInGutter(node) { + for (var scan = node; scan; scan = scan.parentNode) + { if (/CodeMirror-gutter-wrapper/.test(scan.className)) { return true } } + return false + } - function activeElt() { - var activeElement = document.activeElement; - while (activeElement && activeElement.root && activeElement.root.activeElement) - activeElement = activeElement.root.activeElement; - return activeElement; - } - // Older versions of IE throws unspecified error when touching - // document.activeElement in some cases (during loading, in iframe) - if (ie && ie_version < 11) activeElt = function() { - try { return document.activeElement; } - catch(e) { return document.body; } - }; + function badPos(pos, bad) { if (bad) { pos.bad = true; } return pos } - function classTest(cls) { return new RegExp("(^|\\s)" + cls + "(?:$|\\s)\\s*"); } - var rmClass = CodeMirror.rmClass = function(node, cls) { - var current = node.className; - var match = classTest(cls).exec(current); - if (match) { - var after = current.slice(match.index + match[0].length); - node.className = current.slice(0, match.index) + (after ? match[1] + after : ""); + function domTextBetween(cm, from, to, fromLine, toLine) { + var text = "", closing = false, lineSep = cm.doc.lineSeparator(), extraLinebreak = false; + function recognizeMarker(id) { return function (marker) { return marker.id == id; } } + function close() { + if (closing) { + text += lineSep; + if (extraLinebreak) { text += lineSep; } + closing = extraLinebreak = false; + } } - }; - var addClass = CodeMirror.addClass = function(node, cls) { - var current = node.className; - if (!classTest(cls).test(current)) node.className += (current ? " " : "") + cls; - }; - function joinClasses(a, b) { - var as = a.split(" "); - for (var i = 0; i < as.length; i++) - if (as[i] && !classTest(as[i]).test(b)) b += " " + as[i]; - return b; - } - - // WINDOW-WIDE EVENTS + function addText(str) { + if (str) { + close(); + text += str; + } + } + function walk(node) { + if (node.nodeType == 1) { + var cmText = node.getAttribute("cm-text"); + if (cmText) { + addText(cmText); + return + } + var markerID = node.getAttribute("cm-marker"), range$$1; + if (markerID) { + var found = cm.findMarks(Pos(fromLine, 0), Pos(toLine + 1, 0), recognizeMarker(+markerID)); + if (found.length && (range$$1 = found[0].find(0))) + { addText(getBetween(cm.doc, range$$1.from, range$$1.to).join(lineSep)); } + return + } + if (node.getAttribute("contenteditable") == "false") { return } + var isBlock = /^(pre|div|p|li|table|br)$/i.test(node.nodeName); + if (!/^br$/i.test(node.nodeName) && node.textContent.length == 0) { return } - // These must be handled carefully, because naively registering a - // handler for each editor will cause the editors to never be - // garbage collected. + if (isBlock) { close(); } + for (var i = 0; i < node.childNodes.length; i++) + { walk(node.childNodes[i]); } - function forEachCodeMirror(f) { - if (!document.body.getElementsByClassName) return; - var byClass = document.body.getElementsByClassName("CodeMirror"); - for (var i = 0; i < byClass.length; i++) { - var cm = byClass[i].CodeMirror; - if (cm) f(cm); + if (/^(pre|p)$/i.test(node.nodeName)) { extraLinebreak = true; } + if (isBlock) { closing = true; } + } else if (node.nodeType == 3) { + addText(node.nodeValue.replace(/\u200b/g, "").replace(/\u00a0/g, " ")); + } + } + for (;;) { + walk(from); + if (from == to) { break } + from = from.nextSibling; + extraLinebreak = false; } + return text } - var globalsRegistered = false; - function ensureGlobalHandlers() { - if (globalsRegistered) return; - registerGlobalHandlers(); - globalsRegistered = true; - } - function registerGlobalHandlers() { - // When the window resizes, we need to refresh active editors. - var resizeTimer; - on(window, "resize", function() { - if (resizeTimer == null) resizeTimer = setTimeout(function() { - resizeTimer = null; - forEachCodeMirror(onResize); - }, 100); - }); - // When the window loses focus, we want to show the editor as blurred - on(window, "blur", function() { - forEachCodeMirror(onBlur); - }); + function domToPos(cm, node, offset) { + var lineNode; + if (node == cm.display.lineDiv) { + lineNode = cm.display.lineDiv.childNodes[offset]; + if (!lineNode) { return badPos(cm.clipPos(Pos(cm.display.viewTo - 1)), true) } + node = null; offset = 0; + } else { + for (lineNode = node;; lineNode = lineNode.parentNode) { + if (!lineNode || lineNode == cm.display.lineDiv) { return null } + if (lineNode.parentNode && lineNode.parentNode == cm.display.lineDiv) { break } + } + } + for (var i = 0; i < cm.display.view.length; i++) { + var lineView = cm.display.view[i]; + if (lineView.node == lineNode) + { return locateNodeInLineView(lineView, node, offset) } + } } - // FEATURE DETECTION + function locateNodeInLineView(lineView, node, offset) { + var wrapper = lineView.text.firstChild, bad = false; + if (!node || !contains(wrapper, node)) { return badPos(Pos(lineNo(lineView.line), 0), true) } + if (node == wrapper) { + bad = true; + node = wrapper.childNodes[offset]; + offset = 0; + if (!node) { + var line = lineView.rest ? lst(lineView.rest) : lineView.line; + return badPos(Pos(lineNo(line), line.text.length), bad) + } + } + + var textNode = node.nodeType == 3 ? node : null, topNode = node; + if (!textNode && node.childNodes.length == 1 && node.firstChild.nodeType == 3) { + textNode = node.firstChild; + if (offset) { offset = textNode.nodeValue.length; } + } + while (topNode.parentNode != wrapper) { topNode = topNode.parentNode; } + var measure = lineView.measure, maps = measure.maps; - // Detect drag-and-drop - var dragAndDrop = function() { - // There is *some* kind of drag-and-drop support in IE6-8, but I - // couldn't get it to work yet. - if (ie && ie_version < 9) return false; - var div = elt('div'); - return "draggable" in div || "dragDrop" in div; - }(); + function find(textNode, topNode, offset) { + for (var i = -1; i < (maps ? maps.length : 0); i++) { + var map$$1 = i < 0 ? measure.map : maps[i]; + for (var j = 0; j < map$$1.length; j += 3) { + var curNode = map$$1[j + 2]; + if (curNode == textNode || curNode == topNode) { + var line = lineNo(i < 0 ? lineView.line : lineView.rest[i]); + var ch = map$$1[j] + offset; + if (offset < 0 || curNode != textNode) { ch = map$$1[j + (offset ? 1 : 0)]; } + return Pos(line, ch) + } + } + } + } + var found = find(textNode, topNode, offset); + if (found) { return badPos(found, bad) } - var zwspSupported; - function zeroWidthElement(measure) { - if (zwspSupported == null) { - var test = elt("span", "\u200b"); - removeChildrenAndAdd(measure, elt("span", [test, document.createTextNode("x")])); - if (measure.firstChild.offsetHeight != 0) - zwspSupported = test.offsetWidth <= 1 && test.offsetHeight > 2 && !(ie && ie_version < 8); + // FIXME this is all really shaky. might handle the few cases it needs to handle, but likely to cause problems + for (var after = topNode.nextSibling, dist = textNode ? textNode.nodeValue.length - offset : 0; after; after = after.nextSibling) { + found = find(after, after.firstChild, 0); + if (found) + { return badPos(Pos(found.line, found.ch - dist), bad) } + else + { dist += after.textContent.length; } + } + for (var before = topNode.previousSibling, dist$1 = offset; before; before = before.previousSibling) { + found = find(before, before.firstChild, -1); + if (found) + { return badPos(Pos(found.line, found.ch + dist$1), bad) } + else + { dist$1 += before.textContent.length; } } - var node = zwspSupported ? elt("span", "\u200b") : - elt("span", "\u00a0", null, "display: inline-block; width: 1px; margin-right: -1px"); - node.setAttribute("cm-text", ""); - return node; } - // Feature-detect IE's crummy client rect reporting for bidi text - var badBidiRects; - function hasBadBidiRects(measure) { - if (badBidiRects != null) return badBidiRects; - var txt = removeChildrenAndAdd(measure, document.createTextNode("A\u062eA")); - var r0 = range(txt, 0, 1).getBoundingClientRect(); - if (!r0 || r0.left == r0.right) return false; // Safari returns null in some cases (#2780) - var r1 = range(txt, 1, 2).getBoundingClientRect(); - return badBidiRects = (r1.right - r0.right < 3); - } + // TEXTAREA INPUT STYLE + + var TextareaInput = function(cm) { + this.cm = cm; + // See input.poll and input.reset + this.prevInput = ""; + + // Flag that indicates whether we expect input to appear real soon + // now (after some event like 'keypress' or 'input') and are + // polling intensively. + this.pollingFast = false; + // Self-resetting timeout for the poller + this.polling = new Delayed(); + // Used to work around IE issue with selection being forgotten when focus moves away from textarea + this.hasSelection = false; + this.composing = null; + }; + + TextareaInput.prototype.init = function (display) { + var this$1 = this; + + var input = this, cm = this.cm; + this.createField(display); + var te = this.textarea; + + display.wrapper.insertBefore(this.wrapper, display.wrapper.firstChild); + + // Needed to hide big blue blinking cursor on Mobile Safari (doesn't seem to work in iOS 8 anymore) + if (ios) { te.style.width = "0px"; } - // See if "".split is the broken IE version, if so, provide an - // alternative way to split lines. - var splitLinesAuto = CodeMirror.splitLines = "\n\nb".split(/\n/).length != 3 ? function(string) { - var pos = 0, result = [], l = string.length; - while (pos <= l) { - var nl = string.indexOf("\n", pos); - if (nl == -1) nl = string.length; - var line = string.slice(pos, string.charAt(nl - 1) == "\r" ? nl - 1 : nl); - var rt = line.indexOf("\r"); - if (rt != -1) { - result.push(line.slice(0, rt)); - pos += rt + 1; + on(te, "input", function () { + if (ie && ie_version >= 9 && this$1.hasSelection) { this$1.hasSelection = null; } + input.poll(); + }); + + on(te, "paste", function (e) { + if (signalDOMEvent(cm, e) || handlePaste(e, cm)) { return } + + cm.state.pasteIncoming = true; + input.fastPoll(); + }); + + function prepareCopyCut(e) { + if (signalDOMEvent(cm, e)) { return } + if (cm.somethingSelected()) { + setLastCopied({lineWise: false, text: cm.getSelections()}); + } else if (!cm.options.lineWiseCopyCut) { + return } else { - result.push(line); - pos = nl + 1; + var ranges = copyableRanges(cm); + setLastCopied({lineWise: true, text: ranges.text}); + if (e.type == "cut") { + cm.setSelections(ranges.ranges, null, sel_dontScroll); + } else { + input.prevInput = ""; + te.value = ranges.text.join("\n"); + selectInput(te); + } } + if (e.type == "cut") { cm.state.cutIncoming = true; } } - return result; - } : function(string){return string.split(/\r\n?|\n/);}; + on(te, "cut", prepareCopyCut); + on(te, "copy", prepareCopyCut); - var hasSelection = window.getSelection ? function(te) { - try { return te.selectionStart != te.selectionEnd; } - catch(e) { return false; } - } : function(te) { - try {var range = te.ownerDocument.selection.createRange();} - catch(e) {} - if (!range || range.parentElement() != te) return false; - return range.compareEndPoints("StartToEnd", range) != 0; + on(display.scroller, "paste", function (e) { + if (eventInWidget(display, e) || signalDOMEvent(cm, e)) { return } + cm.state.pasteIncoming = true; + input.focus(); + }); + + // Prevent normal selection in the editor (we handle our own) + on(display.lineSpace, "selectstart", function (e) { + if (!eventInWidget(display, e)) { e_preventDefault(e); } + }); + + on(te, "compositionstart", function () { + var start = cm.getCursor("from"); + if (input.composing) { input.composing.range.clear(); } + input.composing = { + start: start, + range: cm.markText(start, cm.getCursor("to"), {className: "CodeMirror-composing"}) + }; + }); + on(te, "compositionend", function () { + if (input.composing) { + input.poll(); + input.composing.range.clear(); + input.composing = null; + } + }); }; - var hasCopyEvent = (function() { - var e = elt("div"); - if ("oncopy" in e) return true; - e.setAttribute("oncopy", "return;"); - return typeof e.oncopy == "function"; - })(); + TextareaInput.prototype.createField = function (_display) { + // Wraps and hides input textarea + this.wrapper = hiddenTextarea(); + // The semihidden textarea that is focused when the editor is + // focused, and receives input. + this.textarea = this.wrapper.firstChild; + }; - var badZoomedRects = null; - function hasBadZoomedRects(measure) { - if (badZoomedRects != null) return badZoomedRects; - var node = removeChildrenAndAdd(measure, elt("span", "x")); - var normal = node.getBoundingClientRect(); - var fromRange = range(node, 0, 1).getBoundingClientRect(); - return badZoomedRects = Math.abs(normal.left - fromRange.left) > 1; - } + TextareaInput.prototype.prepareSelection = function () { + // Redraw the selection and/or cursor + var cm = this.cm, display = cm.display, doc = cm.doc; + var result = prepareSelection(cm); - // KEY NAMES + // Move the hidden textarea near the cursor to prevent scrolling artifacts + if (cm.options.moveInputWithCursor) { + var headPos = cursorCoords(cm, doc.sel.primary().head, "div"); + var wrapOff = display.wrapper.getBoundingClientRect(), lineOff = display.lineDiv.getBoundingClientRect(); + result.teTop = Math.max(0, Math.min(display.wrapper.clientHeight - 10, + headPos.top + lineOff.top - wrapOff.top)); + result.teLeft = Math.max(0, Math.min(display.wrapper.clientWidth - 10, + headPos.left + lineOff.left - wrapOff.left)); + } - var keyNames = CodeMirror.keyNames = { - 3: "Enter", 8: "Backspace", 9: "Tab", 13: "Enter", 16: "Shift", 17: "Ctrl", 18: "Alt", - 19: "Pause", 20: "CapsLock", 27: "Esc", 32: "Space", 33: "PageUp", 34: "PageDown", 35: "End", - 36: "Home", 37: "Left", 38: "Up", 39: "Right", 40: "Down", 44: "PrintScrn", 45: "Insert", - 46: "Delete", 59: ";", 61: "=", 91: "Mod", 92: "Mod", 93: "Mod", - 106: "*", 107: "=", 109: "-", 110: ".", 111: "/", 127: "Delete", - 173: "-", 186: ";", 187: "=", 188: ",", 189: "-", 190: ".", 191: "/", 192: "`", 219: "[", 220: "\\", - 221: "]", 222: "'", 63232: "Up", 63233: "Down", 63234: "Left", 63235: "Right", 63272: "Delete", - 63273: "Home", 63275: "End", 63276: "PageUp", 63277: "PageDown", 63302: "Insert" + return result }; - (function() { - // Number keys - for (var i = 0; i < 10; i++) keyNames[i + 48] = keyNames[i + 96] = String(i); - // Alphabetic keys - for (var i = 65; i <= 90; i++) keyNames[i] = String.fromCharCode(i); - // Function keys - for (var i = 1; i <= 12; i++) keyNames[i + 111] = keyNames[i + 63235] = "F" + i; - })(); - // BIDI HELPERS + TextareaInput.prototype.showSelection = function (drawn) { + var cm = this.cm, display = cm.display; + removeChildrenAndAdd(display.cursorDiv, drawn.cursors); + removeChildrenAndAdd(display.selectionDiv, drawn.selection); + if (drawn.teTop != null) { + this.wrapper.style.top = drawn.teTop + "px"; + this.wrapper.style.left = drawn.teLeft + "px"; + } + }; - function iterateBidiSections(order, from, to, f) { - if (!order) return f(from, to, "ltr"); - var found = false; - for (var i = 0; i < order.length; ++i) { - var part = order[i]; - if (part.from < to && part.to > from || from == to && part.to == from) { - f(Math.max(part.from, from), Math.min(part.to, to), part.level == 1 ? "rtl" : "ltr"); - found = true; - } + // Reset the input to correspond to the selection (or to be empty, + // when not typing and nothing is selected) + TextareaInput.prototype.reset = function (typing) { + if (this.contextMenuPending || this.composing) { return } + var cm = this.cm; + if (cm.somethingSelected()) { + this.prevInput = ""; + var content = cm.getSelection(); + this.textarea.value = content; + if (cm.state.focused) { selectInput(this.textarea); } + if (ie && ie_version >= 9) { this.hasSelection = content; } + } else if (!typing) { + this.prevInput = this.textarea.value = ""; + if (ie && ie_version >= 9) { this.hasSelection = null; } } - if (!found) f(from, to, "ltr"); - } + }; - function bidiLeft(part) { return part.level % 2 ? part.to : part.from; } - function bidiRight(part) { return part.level % 2 ? part.from : part.to; } + TextareaInput.prototype.getField = function () { return this.textarea }; - function lineLeft(line) { var order = getOrder(line); return order ? bidiLeft(order[0]) : 0; } - function lineRight(line) { - var order = getOrder(line); - if (!order) return line.text.length; - return bidiRight(lst(order)); - } + TextareaInput.prototype.supportsTouch = function () { return false }; - function lineStart(cm, lineN) { - var line = getLine(cm.doc, lineN); - var visual = visualLine(line); - if (visual != line) lineN = lineNo(visual); - var order = getOrder(visual); - var ch = !order ? 0 : order[0].level % 2 ? lineRight(visual) : lineLeft(visual); - return Pos(lineN, ch); - } - function lineEnd(cm, lineN) { - var merged, line = getLine(cm.doc, lineN); - while (merged = collapsedSpanAtEnd(line)) { - line = merged.find(1, true).line; - lineN = null; - } - var order = getOrder(line); - var ch = !order ? line.text.length : order[0].level % 2 ? lineLeft(line) : lineRight(line); - return Pos(lineN == null ? lineNo(line) : lineN, ch); - } - function lineStartSmart(cm, pos) { - var start = lineStart(cm, pos.line); - var line = getLine(cm.doc, start.line); - var order = getOrder(line); - if (!order || order[0].level == 0) { - var firstNonWS = Math.max(0, line.text.search(/\S/)); - var inWS = pos.line == start.line && pos.ch <= firstNonWS && pos.ch; - return Pos(start.line, inWS ? 0 : firstNonWS); + TextareaInput.prototype.focus = function () { + if (this.cm.options.readOnly != "nocursor" && (!mobile || activeElt() != this.textarea)) { + try { this.textarea.focus(); } + catch (e) {} // IE8 will throw if the textarea is display: none or not in DOM } - return start; - } + }; - function compareBidiLevel(order, a, b) { - var linedir = order[0].level; - if (a == linedir) return true; - if (b == linedir) return false; - return a < b; - } - var bidiOther; - function getBidiPartAt(order, pos) { - bidiOther = null; - for (var i = 0, found; i < order.length; ++i) { - var cur = order[i]; - if (cur.from < pos && cur.to > pos) return i; - if ((cur.from == pos || cur.to == pos)) { - if (found == null) { - found = i; - } else if (compareBidiLevel(order, cur.level, order[found].level)) { - if (cur.from != cur.to) bidiOther = found; - return i; - } else { - if (cur.from != cur.to) bidiOther = i; - return found; - } + TextareaInput.prototype.blur = function () { this.textarea.blur(); }; + + TextareaInput.prototype.resetPosition = function () { + this.wrapper.style.top = this.wrapper.style.left = 0; + }; + + TextareaInput.prototype.receivedFocus = function () { this.slowPoll(); }; + + // Poll for input changes, using the normal rate of polling. This + // runs as long as the editor is focused. + TextareaInput.prototype.slowPoll = function () { + var this$1 = this; + + if (this.pollingFast) { return } + this.polling.set(this.cm.options.pollInterval, function () { + this$1.poll(); + if (this$1.cm.state.focused) { this$1.slowPoll(); } + }); + }; + + // When an event has just come in that is likely to add or change + // something in the input textarea, we poll faster, to ensure that + // the change appears on the screen quickly. + TextareaInput.prototype.fastPoll = function () { + var missed = false, input = this; + input.pollingFast = true; + function p() { + var changed = input.poll(); + if (!changed && !missed) {missed = true; input.polling.set(60, p);} + else {input.pollingFast = false; input.slowPoll();} + } + input.polling.set(20, p); + }; + + // Read input from the textarea, and update the document to match. + // When something is selected, it is present in the textarea, and + // selected (unless it is huge, in which case a placeholder is + // used). When nothing is selected, the cursor sits after previously + // seen text (can be empty), which is stored in prevInput (we must + // not reset the textarea when typing, because that breaks IME). + TextareaInput.prototype.poll = function () { + var this$1 = this; + + var cm = this.cm, input = this.textarea, prevInput = this.prevInput; + // Since this is called a *lot*, try to bail out as cheaply as + // possible when it is clear that nothing happened. hasSelection + // will be the case when there is a lot of text in the textarea, + // in which case reading its value would be expensive. + if (this.contextMenuPending || !cm.state.focused || + (hasSelection(input) && !prevInput && !this.composing) || + cm.isReadOnly() || cm.options.disableInput || cm.state.keySeq) + { return false } + + var text = input.value; + // If nothing changed, bail. + if (text == prevInput && !cm.somethingSelected()) { return false } + // Work around nonsensical selection resetting in IE9/10, and + // inexplicable appearance of private area unicode characters on + // some key combos in Mac (#2689). + if (ie && ie_version >= 9 && this.hasSelection === text || + mac && /[\uf700-\uf7ff]/.test(text)) { + cm.display.input.reset(); + return false + } + + if (cm.doc.sel == cm.display.selForContextMenu) { + var first = text.charCodeAt(0); + if (first == 0x200b && !prevInput) { prevInput = "\u200b"; } + if (first == 0x21da) { this.reset(); return this.cm.execCommand("undo") } + } + // Find the part of the input that is actually new + var same = 0, l = Math.min(prevInput.length, text.length); + while (same < l && prevInput.charCodeAt(same) == text.charCodeAt(same)) { ++same; } + + runInOp(cm, function () { + applyTextInput(cm, text.slice(same), prevInput.length - same, + null, this$1.composing ? "*compose" : null); + + // Don't leave long text in the textarea, since it makes further polling slow + if (text.length > 1000 || text.indexOf("\n") > -1) { input.value = this$1.prevInput = ""; } + else { this$1.prevInput = text; } + + if (this$1.composing) { + this$1.composing.range.clear(); + this$1.composing.range = cm.markText(this$1.composing.start, cm.getCursor("to"), + {className: "CodeMirror-composing"}); } - } - return found; - } + }); + return true + }; - function moveInLine(line, pos, dir, byUnit) { - if (!byUnit) return pos + dir; - do pos += dir; - while (pos > 0 && isExtendingChar(line.text.charAt(pos))); - return pos; - } + TextareaInput.prototype.ensurePolled = function () { + if (this.pollingFast && this.poll()) { this.pollingFast = false; } + }; - // This is needed in order to move 'visually' through bi-directional - // text -- i.e., pressing left should make the cursor go left, even - // when in RTL text. The tricky part is the 'jumps', where RTL and - // LTR text touch each other. This often requires the cursor offset - // to move more than one unit, in order to visually move one unit. - function moveVisually(line, start, dir, byUnit) { - var bidi = getOrder(line); - if (!bidi) return moveLogically(line, start, dir, byUnit); - var pos = getBidiPartAt(bidi, start), part = bidi[pos]; - var target = moveInLine(line, start, part.level % 2 ? -dir : dir, byUnit); + TextareaInput.prototype.onKeyPress = function () { + if (ie && ie_version >= 9) { this.hasSelection = null; } + this.fastPoll(); + }; - for (;;) { - if (target > part.from && target < part.to) return target; - if (target == part.from || target == part.to) { - if (getBidiPartAt(bidi, target) == pos) return target; - part = bidi[pos += dir]; - return (dir > 0) == part.level % 2 ? part.to : part.from; - } else { - part = bidi[pos += dir]; - if (!part) return null; - if ((dir > 0) == part.level % 2) - target = moveInLine(line, part.to, -1, byUnit); - else - target = moveInLine(line, part.from, 1, byUnit); + TextareaInput.prototype.onContextMenu = function (e) { + var input = this, cm = input.cm, display = cm.display, te = input.textarea; + var pos = posFromMouse(cm, e), scrollPos = display.scroller.scrollTop; + if (!pos || presto) { return } // Opera is difficult. + + // Reset the current text selection only if the click is done outside of the selection + // and 'resetSelectionOnContextMenu' option is true. + var reset = cm.options.resetSelectionOnContextMenu; + if (reset && cm.doc.sel.contains(pos) == -1) + { operation(cm, setSelection)(cm.doc, simpleSelection(pos), sel_dontScroll); } + + var oldCSS = te.style.cssText, oldWrapperCSS = input.wrapper.style.cssText; + input.wrapper.style.cssText = "position: absolute"; + var wrapperBox = input.wrapper.getBoundingClientRect(); + te.style.cssText = "position: absolute; width: 30px; height: 30px;\n top: " + (e.clientY - wrapperBox.top - 5) + "px; left: " + (e.clientX - wrapperBox.left - 5) + "px;\n z-index: 1000; background: " + (ie ? "rgba(255, 255, 255, .05)" : "transparent") + ";\n outline: none; border-width: 0; outline: none; overflow: hidden; opacity: .05; filter: alpha(opacity=5);"; + var oldScrollY; + if (webkit) { oldScrollY = window.scrollY; } // Work around Chrome issue (#2712) + display.input.focus(); + if (webkit) { window.scrollTo(null, oldScrollY); } + display.input.reset(); + // Adds "Select all" to context menu in FF + if (!cm.somethingSelected()) { te.value = input.prevInput = " "; } + input.contextMenuPending = true; + display.selForContextMenu = cm.doc.sel; + clearTimeout(display.detectingSelectAll); + + // Select-all will be greyed out if there's nothing to select, so + // this adds a zero-width space so that we can later check whether + // it got selected. + function prepareSelectAllHack() { + if (te.selectionStart != null) { + var selected = cm.somethingSelected(); + var extval = "\u200b" + (selected ? te.value : ""); + te.value = "\u21da"; // Used to catch context-menu undo + te.value = extval; + input.prevInput = selected ? "" : "\u200b"; + te.selectionStart = 1; te.selectionEnd = extval.length; + // Re-set this, in case some other handler touched the + // selection in the meantime. + display.selForContextMenu = cm.doc.sel; + } + } + function rehide() { + input.contextMenuPending = false; + input.wrapper.style.cssText = oldWrapperCSS; + te.style.cssText = oldCSS; + if (ie && ie_version < 9) { display.scrollbars.setScrollTop(display.scroller.scrollTop = scrollPos); } + + // Try to detect the user choosing select-all + if (te.selectionStart != null) { + if (!ie || (ie && ie_version < 9)) { prepareSelectAllHack(); } + var i = 0, poll = function () { + if (display.selForContextMenu == cm.doc.sel && te.selectionStart == 0 && + te.selectionEnd > 0 && input.prevInput == "\u200b") { + operation(cm, selectAll)(cm); + } else if (i++ < 10) { + display.detectingSelectAll = setTimeout(poll, 500); + } else { + display.selForContextMenu = null; + display.input.reset(); + } + }; + display.detectingSelectAll = setTimeout(poll, 200); } } - } - function moveLogically(line, start, dir, byUnit) { - var target = start + dir; - if (byUnit) while (target > 0 && isExtendingChar(line.text.charAt(target))) target += dir; - return target < 0 || target > line.text.length ? null : target; - } + if (ie && ie_version >= 9) { prepareSelectAllHack(); } + if (captureRightClick) { + e_stop(e); + var mouseup = function () { + off(window, "mouseup", mouseup); + setTimeout(rehide, 20); + }; + on(window, "mouseup", mouseup); + } else { + setTimeout(rehide, 50); + } + }; - // Bidirectional ordering algorithm - // See http://unicode.org/reports/tr9/tr9-13.html for the algorithm - // that this (partially) implements. + TextareaInput.prototype.readOnlyChanged = function (val) { + if (!val) { this.reset(); } + this.textarea.disabled = val == "nocursor"; + }; - // One-char codes used for character types: - // L (L): Left-to-Right - // R (R): Right-to-Left - // r (AL): Right-to-Left Arabic - // 1 (EN): European Number - // + (ES): European Number Separator - // % (ET): European Number Terminator - // n (AN): Arabic Number - // , (CS): Common Number Separator - // m (NSM): Non-Spacing Mark - // b (BN): Boundary Neutral - // s (B): Paragraph Separator - // t (S): Segment Separator - // w (WS): Whitespace - // N (ON): Other Neutrals + TextareaInput.prototype.setUneditable = function () {}; - // Returns null if characters are ordered as they appear - // (left-to-right), or an array of sections ({from, to, level} - // objects) in the order in which they occur visually. - var bidiOrdering = (function() { - // Character types for codepoints 0 to 0xff - var lowTypes = "bbbbbbbbbtstwsbbbbbbbbbbbbbbssstwNN%%%NNNNNN,N,N1111111111NNNNNNNLLLLLLLLLLLLLLLLLLLLLLLLLLNNNNNNLLLLLLLLLLLLLLLLLLLLLLLLLLNNNNbbbbbbsbbbbbbbbbbbbbbbbbbbbbbbbbb,N%%%%NNNNLNNNNN%%11NLNNN1LNNNNNLLLLLLLLLLLLLLLLLLLLLLLNLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLN"; - // Character types for codepoints 0x600 to 0x6ff - var arabicTypes = "rrrrrrrrrrrr,rNNmmmmmmrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrmmmmmmmmmmmmmmrrrrrrrnnnnnnnnnn%nnrrrmrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrmmmmmmmmmmmmmmmmmmmNmmmm"; - function charType(code) { - if (code <= 0xf7) return lowTypes.charAt(code); - else if (0x590 <= code && code <= 0x5f4) return "R"; - else if (0x600 <= code && code <= 0x6ed) return arabicTypes.charAt(code - 0x600); - else if (0x6ee <= code && code <= 0x8ac) return "r"; - else if (0x2000 <= code && code <= 0x200b) return "w"; - else if (code == 0x200c) return "b"; - else return "L"; + TextareaInput.prototype.needsContentAttribute = false; + + function fromTextArea(textarea, options) { + options = options ? copyObj(options) : {}; + options.value = textarea.value; + if (!options.tabindex && textarea.tabIndex) + { options.tabindex = textarea.tabIndex; } + if (!options.placeholder && textarea.placeholder) + { options.placeholder = textarea.placeholder; } + // Set autofocus to true if this textarea is focused, or if it has + // autofocus and no other element is focused. + if (options.autofocus == null) { + var hasFocus = activeElt(); + options.autofocus = hasFocus == textarea || + textarea.getAttribute("autofocus") != null && hasFocus == document.body; } - var bidiRE = /[\u0590-\u05f4\u0600-\u06ff\u0700-\u08ac]/; - var isNeutral = /[stwN]/, isStrong = /[LRr]/, countsAsLeft = /[Lb1n]/, countsAsNum = /[1n]/; - // Browsers seem to always treat the boundaries of block elements as being L. - var outerType = "L"; + function save() {textarea.value = cm.getValue();} - function BidiSpan(level, from, to) { - this.level = level; - this.from = from; this.to = to; + var realSubmit; + if (textarea.form) { + on(textarea.form, "submit", save); + // Deplorable hack to make the submit method do the right thing. + if (!options.leaveSubmitMethodAlone) { + var form = textarea.form; + realSubmit = form.submit; + try { + var wrappedSubmit = form.submit = function () { + save(); + form.submit = realSubmit; + form.submit(); + form.submit = wrappedSubmit; + }; + } catch(e) {} + } } - return function(str) { - if (!bidiRE.test(str)) return false; - var len = str.length, types = []; - for (var i = 0, type; i < len; ++i) - types.push(type = charType(str.charCodeAt(i))); + options.finishInit = function (cm) { + cm.save = save; + cm.getTextArea = function () { return textarea; }; + cm.toTextArea = function () { + cm.toTextArea = isNaN; // Prevent this from being ran twice + save(); + textarea.parentNode.removeChild(cm.getWrapperElement()); + textarea.style.display = ""; + if (textarea.form) { + off(textarea.form, "submit", save); + if (typeof textarea.form.submit == "function") + { textarea.form.submit = realSubmit; } + } + }; + }; - // W1. Examine each non-spacing mark (NSM) in the level run, and - // change the type of the NSM to the type of the previous - // character. If the NSM is at the start of the level run, it will - // get the type of sor. - for (var i = 0, prev = outerType; i < len; ++i) { - var type = types[i]; - if (type == "m") types[i] = prev; - else prev = type; - } + textarea.style.display = "none"; + var cm = CodeMirror(function (node) { return textarea.parentNode.insertBefore(node, textarea.nextSibling); }, + options); + return cm + } + + function addLegacyProps(CodeMirror) { + CodeMirror.off = off; + CodeMirror.on = on; + CodeMirror.wheelEventPixels = wheelEventPixels; + CodeMirror.Doc = Doc; + CodeMirror.splitLines = splitLinesAuto; + CodeMirror.countColumn = countColumn; + CodeMirror.findColumn = findColumn; + CodeMirror.isWordChar = isWordCharBasic; + CodeMirror.Pass = Pass; + CodeMirror.signal = signal; + CodeMirror.Line = Line; + CodeMirror.changeEnd = changeEnd; + CodeMirror.scrollbarModel = scrollbarModel; + CodeMirror.Pos = Pos; + CodeMirror.cmpPos = cmp; + CodeMirror.modes = modes; + CodeMirror.mimeModes = mimeModes; + CodeMirror.resolveMode = resolveMode; + CodeMirror.getMode = getMode; + CodeMirror.modeExtensions = modeExtensions; + CodeMirror.extendMode = extendMode; + CodeMirror.copyState = copyState; + CodeMirror.startState = startState; + CodeMirror.innerMode = innerMode; + CodeMirror.commands = commands; + CodeMirror.keyMap = keyMap; + CodeMirror.keyName = keyName; + CodeMirror.isModifierKey = isModifierKey; + CodeMirror.lookupKey = lookupKey; + CodeMirror.normalizeKeyMap = normalizeKeyMap; + CodeMirror.StringStream = StringStream; + CodeMirror.SharedTextMarker = SharedTextMarker; + CodeMirror.TextMarker = TextMarker; + CodeMirror.LineWidget = LineWidget; + CodeMirror.e_preventDefault = e_preventDefault; + CodeMirror.e_stopPropagation = e_stopPropagation; + CodeMirror.e_stop = e_stop; + CodeMirror.addClass = addClass; + CodeMirror.contains = contains; + CodeMirror.rmClass = rmClass; + CodeMirror.keyNames = keyNames; + } - // W2. Search backwards from each instance of a European number - // until the first strong type (R, L, AL, or sor) is found. If an - // AL is found, change the type of the European number to Arabic - // number. - // W3. Change all ALs to R. - for (var i = 0, cur = outerType; i < len; ++i) { - var type = types[i]; - if (type == "1" && cur == "r") types[i] = "n"; - else if (isStrong.test(type)) { cur = type; if (type == "r") types[i] = "R"; } - } + // EDITOR CONSTRUCTOR - // W4. A single European separator between two European numbers - // changes to a European number. A single common separator between - // two numbers of the same type changes to that type. - for (var i = 1, prev = types[0]; i < len - 1; ++i) { - var type = types[i]; - if (type == "+" && prev == "1" && types[i+1] == "1") types[i] = "1"; - else if (type == "," && prev == types[i+1] && - (prev == "1" || prev == "n")) types[i] = prev; - prev = type; - } + defineOptions(CodeMirror); - // W5. A sequence of European terminators adjacent to European - // numbers changes to all European numbers. - // W6. Otherwise, separators and terminators change to Other - // Neutral. - for (var i = 0; i < len; ++i) { - var type = types[i]; - if (type == ",") types[i] = "N"; - else if (type == "%") { - for (var end = i + 1; end < len && types[end] == "%"; ++end) {} - var replace = (i && types[i-1] == "!") || (end < len && types[end] == "1") ? "1" : "N"; - for (var j = i; j < end; ++j) types[j] = replace; - i = end - 1; - } - } + addEditorMethods(CodeMirror); - // W7. Search backwards from each instance of a European number - // until the first strong type (R, L, or sor) is found. If an L is - // found, then change the type of the European number to L. - for (var i = 0, cur = outerType; i < len; ++i) { - var type = types[i]; - if (cur == "L" && type == "1") types[i] = "L"; - else if (isStrong.test(type)) cur = type; - } + // Set up methods on CodeMirror's prototype to redirect to the editor's document. + var dontDelegate = "iter insert remove copy getEditor constructor".split(" "); + for (var prop in Doc.prototype) { if (Doc.prototype.hasOwnProperty(prop) && indexOf(dontDelegate, prop) < 0) + { CodeMirror.prototype[prop] = (function(method) { + return function() {return method.apply(this.doc, arguments)} + })(Doc.prototype[prop]); } } - // N1. A sequence of neutrals takes the direction of the - // surrounding strong text if the text on both sides has the same - // direction. European and Arabic numbers act as if they were R in - // terms of their influence on neutrals. Start-of-level-run (sor) - // and end-of-level-run (eor) are used at level run boundaries. - // N2. Any remaining neutrals take the embedding direction. - for (var i = 0; i < len; ++i) { - if (isNeutral.test(types[i])) { - for (var end = i + 1; end < len && isNeutral.test(types[end]); ++end) {} - var before = (i ? types[i-1] : outerType) == "L"; - var after = (end < len ? types[end] : outerType) == "L"; - var replace = before || after ? "L" : "R"; - for (var j = i; j < end; ++j) types[j] = replace; - i = end - 1; - } - } + eventMixin(Doc); + CodeMirror.inputStyles = {"textarea": TextareaInput, "contenteditable": ContentEditableInput}; - // Here we depart from the documented algorithm, in order to avoid - // building up an actual levels array. Since there are only three - // levels (0, 1, 2) in an implementation that doesn't take - // explicit embedding into account, we can build up the order on - // the fly, without following the level-based algorithm. - var order = [], m; - for (var i = 0; i < len;) { - if (countsAsLeft.test(types[i])) { - var start = i; - for (++i; i < len && countsAsLeft.test(types[i]); ++i) {} - order.push(new BidiSpan(0, start, i)); - } else { - var pos = i, at = order.length; - for (++i; i < len && types[i] != "L"; ++i) {} - for (var j = pos; j < i;) { - if (countsAsNum.test(types[j])) { - if (pos < j) order.splice(at, 0, new BidiSpan(1, pos, j)); - var nstart = j; - for (++j; j < i && countsAsNum.test(types[j]); ++j) {} - order.splice(at, 0, new BidiSpan(2, nstart, j)); - pos = j; - } else ++j; - } - if (pos < i) order.splice(at, 0, new BidiSpan(1, pos, i)); - } - } - if (order[0].level == 1 && (m = str.match(/^\s+/))) { - order[0].from = m[0].length; - order.unshift(new BidiSpan(0, 0, m[0].length)); - } - if (lst(order).level == 1 && (m = str.match(/\s+$/))) { - lst(order).to -= m[0].length; - order.push(new BidiSpan(0, len - m[0].length, len)); - } - if (order[0].level == 2) - order.unshift(new BidiSpan(1, order[0].to, order[0].to)); - if (order[0].level != lst(order).level) - order.push(new BidiSpan(order[0].level, len, len)); + // Extra arguments are stored as the mode's dependencies, which is + // used by (legacy) mechanisms like loadmode.js to automatically + // load a mode. (Preferred mechanism is the require/define calls.) + CodeMirror.defineMode = function(name/*, mode, …*/) { + if (!CodeMirror.defaults.mode && name != "null") { CodeMirror.defaults.mode = name; } + defineMode.apply(this, arguments); + }; - return order; - }; - })(); + CodeMirror.defineMIME = defineMIME; + + // Minimal default mode. + CodeMirror.defineMode("null", function () { return ({token: function (stream) { return stream.skipToEnd(); }}); }); + CodeMirror.defineMIME("text/plain", "null"); + + // EXTENSIONS + + CodeMirror.defineExtension = function (name, func) { + CodeMirror.prototype[name] = func; + }; + CodeMirror.defineDocExtension = function (name, func) { + Doc.prototype[name] = func; + }; - // THE END + CodeMirror.fromTextArea = fromTextArea; - CodeMirror.version = "5.13.4"; + addLegacyProps(CodeMirror); + + CodeMirror.version = "5.41.0"; return CodeMirror; -}); + +}))); diff --git a/xxl-job-admin/src/main/resources/static/plugins/codemirror/mode/clike/clike.js b/xxl-job-admin/src/main/resources/static/plugins/codemirror/mode/clike/clike.js index 34d3a5af..77032ea5 100644 --- a/xxl-job-admin/src/main/resources/static/plugins/codemirror/mode/clike/clike.js +++ b/xxl-job-admin/src/main/resources/static/plugins/codemirror/mode/clike/clike.js @@ -1,5 +1,5 @@ // CodeMirror, copyright (c) by Marijn Haverbeke and others -// Distributed under an MIT license: http://codemirror.net/LICENSE +// Distributed under an MIT license: https://codemirror.net/LICENSE (function(mod) { if (typeof exports == "object" && typeof module == "object") // CommonJS @@ -11,21 +11,19 @@ })(function(CodeMirror) { "use strict"; -function Context(indented, column, type, align, prev) { +function Context(indented, column, type, info, align, prev) { this.indented = indented; this.column = column; this.type = type; + this.info = info; this.align = align; this.prev = prev; } -function isStatement(type) { - return type == "statement" || type == "switchstatement" || type == "namespace"; -} -function pushContext(state, col, type) { +function pushContext(state, col, type, info) { var indent = state.indented; - if (state.context && isStatement(state.context.type) && !isStatement(type)) + if (state.context && state.context.type == "statement" && type != "statement") indent = state.context.indented; - return state.context = new Context(indent, col, type, null, state.context); + return state.context = new Context(indent, col, type, info, null, state.context); } function popContext(state) { var t = state.context.type; @@ -34,15 +32,16 @@ function popContext(state) { return state.context = state.context.prev; } -function typeBefore(stream, state) { - if (state.prevToken == "variable" || state.prevToken == "variable-3") return true; - if (/\S(?:[^- ]>|[*\]])\s*$|\*$/.test(stream.string.slice(0, stream.start))) return true; +function typeBefore(stream, state, pos) { + if (state.prevToken == "variable" || state.prevToken == "type") return true; + if (/\S(?:[^- ]>|[*\]])\s*$|\*$/.test(stream.string.slice(0, pos))) return true; + if (state.typeAtEndOfLine && stream.column() == stream.indentation()) return true; } function isTopScope(context) { for (;;) { if (!context || context.type == "top") return true; - if (context.type == "}" && context.prev.type != "namespace") return false; + if (context.type == "}" && context.prev.info != "namespace") return false; context = context.prev; } } @@ -66,7 +65,10 @@ CodeMirror.defineMode("clike", function(config, parserConfig) { numberStart = parserConfig.numberStart || /[\d\.]/, number = parserConfig.number || /^(?:0x[a-f\d]+|0b[01]+|(?:\d+\.?\d*|\.\d+)(?:e[-+]?\d+)?)(u|ll?|l|f)?/i, isOperatorChar = parserConfig.isOperatorChar || /[+\-*&%=<>!?|\/]/, - endStatement = parserConfig.endStatement || /^[;:,]$/; + isIdentifierChar = parserConfig.isIdentifierChar || /[\w\$_\xa1-\uffff]/, + // An optional function that takes a {string} token and returns true if it + // should be treated as a builtin. + isReservedIdentifier = parserConfig.isReservedIdentifier || false; var curPunc, isDefKeyword; @@ -103,9 +105,9 @@ CodeMirror.defineMode("clike", function(config, parserConfig) { while (!stream.match(/^\/[\/*]/, false) && stream.eat(isOperatorChar)) {} return "operator"; } - stream.eatWhile(/[\w\$_\xa1-\uffff]/); + stream.eatWhile(isIdentifierChar); if (namespaceSeparator) while (stream.match(namespaceSeparator)) - stream.eatWhile(/[\w\$_\xa1-\uffff]/); + stream.eatWhile(isIdentifierChar); var cur = stream.current(); if (contains(keywords, cur)) { @@ -113,8 +115,9 @@ CodeMirror.defineMode("clike", function(config, parserConfig) { if (contains(defKeywords, cur)) isDefKeyword = true; return "keyword"; } - if (contains(types, cur)) return "variable-3"; - if (contains(builtin, cur)) { + if (contains(types, cur)) return "type"; + if (contains(builtin, cur) + || (isReservedIdentifier && isReservedIdentifier(cur))) { if (contains(blockKeywords, cur)) curPunc = "newstatement"; return "builtin"; } @@ -147,13 +150,18 @@ CodeMirror.defineMode("clike", function(config, parserConfig) { return "comment"; } + function maybeEOL(stream, state) { + if (parserConfig.typeFirstDefinitions && stream.eol() && isTopScope(state.context)) + state.typeAtEndOfLine = typeBefore(stream, state, stream.pos) + } + // Interface return { startState: function(basecolumn) { return { tokenize: null, - context: new Context((basecolumn || 0) - indentUnit, 0, "top", false), + context: new Context((basecolumn || 0) - indentUnit, 0, "top", null, false), indented: 0, startOfLine: true, prevToken: null @@ -167,36 +175,32 @@ CodeMirror.defineMode("clike", function(config, parserConfig) { state.indented = stream.indentation(); state.startOfLine = true; } - if (stream.eatSpace()) return null; + if (stream.eatSpace()) { maybeEOL(stream, state); return null; } curPunc = isDefKeyword = null; var style = (state.tokenize || tokenBase)(stream, state); if (style == "comment" || style == "meta") return style; if (ctx.align == null) ctx.align = true; - if (endStatement.test(curPunc)) while (isStatement(state.context.type)) popContext(state); + if (curPunc == ";" || curPunc == ":" || (curPunc == "," && stream.match(/^\s*(?:\/\/.*)?$/, false))) + while (state.context.type == "statement") popContext(state); else if (curPunc == "{") pushContext(state, stream.column(), "}"); else if (curPunc == "[") pushContext(state, stream.column(), "]"); else if (curPunc == "(") pushContext(state, stream.column(), ")"); else if (curPunc == "}") { - while (isStatement(ctx.type)) ctx = popContext(state); + while (ctx.type == "statement") ctx = popContext(state); if (ctx.type == "}") ctx = popContext(state); - while (isStatement(ctx.type)) ctx = popContext(state); + while (ctx.type == "statement") ctx = popContext(state); } else if (curPunc == ctx.type) popContext(state); else if (indentStatements && (((ctx.type == "}" || ctx.type == "top") && curPunc != ";") || - (isStatement(ctx.type) && curPunc == "newstatement"))) { - var type = "statement"; - if (curPunc == "newstatement" && indentSwitch && stream.current() == "switch") - type = "switchstatement"; - else if (style == "keyword" && stream.current() == "namespace") - type = "namespace"; - pushContext(state, stream.column(), type); + (ctx.type == "statement" && curPunc == "newstatement"))) { + pushContext(state, stream.column(), "statement", stream.current()); } if (style == "variable" && ((state.prevToken == "def" || - (parserConfig.typeFirstDefinitions && typeBefore(stream, state) && + (parserConfig.typeFirstDefinitions && typeBefore(stream, state, stream.start) && isTopScope(state.context) && stream.match(/^\s*\(/, false))))) style = "def"; @@ -209,24 +213,28 @@ CodeMirror.defineMode("clike", function(config, parserConfig) { state.startOfLine = false; state.prevToken = isDefKeyword ? "def" : style || curPunc; + maybeEOL(stream, state); return style; }, indent: function(state, textAfter) { - if (state.tokenize != tokenBase && state.tokenize != null) return CodeMirror.Pass; + if (state.tokenize != tokenBase && state.tokenize != null || state.typeAtEndOfLine) return CodeMirror.Pass; var ctx = state.context, firstChar = textAfter && textAfter.charAt(0); - if (isStatement(ctx.type) && firstChar == "}") ctx = ctx.prev; + var closing = firstChar == ctx.type; + if (ctx.type == "statement" && firstChar == "}") ctx = ctx.prev; + if (parserConfig.dontIndentStatements) + while (ctx.type == "statement" && parserConfig.dontIndentStatements.test(ctx.info)) + ctx = ctx.prev if (hooks.indent) { - var hook = hooks.indent(state, ctx, textAfter); + var hook = hooks.indent(state, ctx, textAfter, indentUnit); if (typeof hook == "number") return hook } - var closing = firstChar == ctx.type; - var switchBlock = ctx.prev && ctx.prev.type == "switchstatement"; + var switchBlock = ctx.prev && ctx.prev.info == "switch"; if (parserConfig.allmanIndentation && /[{(]/.test(firstChar)) { while (ctx.type != "top" && ctx.type != "}") ctx = ctx.prev return ctx.indented } - if (isStatement(ctx.type)) + if (ctx.type == "statement") return ctx.indented + (firstChar == "{" ? 0 : statementIndentUnit); if (ctx.align && (!dontAlignCalls || ctx.type != ")")) return ctx.column + (closing ? 0 : 1); @@ -240,6 +248,7 @@ CodeMirror.defineMode("clike", function(config, parserConfig) { electricInput: indentSwitch ? /^\s*(?:case .*?:|default:|\{\}?|\})$/ : /^\s*[{}]$/, blockCommentStart: "/*", blockCommentEnd: "*/", + blockCommentContinue: " * ", lineComment: "//", fold: "brace" }; @@ -258,8 +267,33 @@ CodeMirror.defineMode("clike", function(config, parserConfig) { } } var cKeywords = "auto if break case register continue return default do sizeof " + - "static else struct switch extern typedef union for goto while enum const volatile"; - var cTypes = "int long char short double float unsigned signed void size_t ptrdiff_t"; + "static else struct switch extern typedef union for goto while enum const " + + "volatile inline restrict asm fortran"; + + // Do not use this. Use the cTypes function below. This is global just to avoid + // excessive calls when cTypes is being called multiple times during a parse. + var basicCTypes = words("int long char short double float unsigned signed " + + "void bool"); + + // Do not use this. Use the objCTypes function below. This is global just to avoid + // excessive calls when objCTypes is being called multiple times during a parse. + var basicObjCTypes = words("SEL instancetype id Class Protocol BOOL"); + + // Returns true if identifier is a "C" type. + // C type is defined as those that are reserved by the compiler (basicTypes), + // and those that end in _t (Reserved by POSIX for types) + // http://www.gnu.org/software/libc/manual/html_node/Reserved-Names.html + function cTypes(identifier) { + return contains(basicCTypes, identifier) || /.+_t/.test(identifier); + } + + // Returns true if identifier is a "Objective C" type. + function objCTypes(identifier) { + return cTypes(identifier) || contains(basicObjCTypes, identifier); + } + + var cBlockKeywords = "case do else for if switch while struct enum union"; + var cDefKeywords = "struct enum union"; function cppHook(stream, state) { if (!state.startOfLine) return false @@ -277,10 +311,18 @@ CodeMirror.defineMode("clike", function(config, parserConfig) { } function pointerHook(_stream, state) { - if (state.prevToken == "variable-3") return "variable-3"; + if (state.prevToken == "type") return "type"; return false; } + // For C and C++ (and ObjC): identifiers starting with __ + // or _ followed by a capital letter are reserved for the compiler. + function cIsReservedIdentifier(token) { + if (!token || token.length < 2) return false; + if (token[0] != '_') return false; + return (token[1] == '_') || (token[1] !== token[1].toLowerCase()); + } + function cpp14Literal(stream) { stream.eatWhile(/[\w\.']/); return "number"; @@ -311,7 +353,7 @@ CodeMirror.defineMode("clike", function(config, parserConfig) { } function cppLooksLikeConstructor(word) { - var lastTwo = /(\w+)::(\w+)$/.exec(word); + var lastTwo = /(\w+)::~?(\w+)$/.exec(word); return lastTwo && lastTwo[1] == lastTwo[2]; } @@ -363,29 +405,34 @@ CodeMirror.defineMode("clike", function(config, parserConfig) { def(["text/x-csrc", "text/x-c", "text/x-chdr"], { name: "clike", keywords: words(cKeywords), - types: words(cTypes + " bool _Complex _Bool float_t double_t intptr_t intmax_t " + - "int8_t int16_t int32_t int64_t uintptr_t uintmax_t uint8_t uint16_t " + - "uint32_t uint64_t"), - blockKeywords: words("case do else for if switch while struct"), - defKeywords: words("struct"), + types: cTypes, + blockKeywords: words(cBlockKeywords), + defKeywords: words(cDefKeywords), typeFirstDefinitions: true, - atoms: words("null true false"), - hooks: {"#": cppHook, "*": pointerHook}, + atoms: words("NULL true false"), + isReservedIdentifier: cIsReservedIdentifier, + hooks: { + "#": cppHook, + "*": pointerHook, + }, modeProps: {fold: ["brace", "include"]} }); def(["text/x-c++src", "text/x-c++hdr"], { name: "clike", - keywords: words(cKeywords + " asm dynamic_cast namespace reinterpret_cast try explicit new " + + keywords: words(cKeywords + " dynamic_cast namespace reinterpret_cast try explicit new " + "static_cast typeid catch operator template typename class friend private " + - "this using const_cast inline public throw virtual delete mutable protected " + + "this using const_cast public throw virtual delete mutable protected " + "alignas alignof constexpr decltype nullptr noexcept thread_local final " + "static_assert override"), - types: words(cTypes + " bool wchar_t"), - blockKeywords: words("catch class do else finally for if struct switch try while"), - defKeywords: words("class namespace struct enum union"), + types: cTypes, + blockKeywords: words(cBlockKeywords +" class try catch finally"), + defKeywords: words(cDefKeywords + " class namespace"), typeFirstDefinitions: true, - atoms: words("true false null"), + atoms: words("true false NULL"), + dontIndentStatements: /^template$/, + isIdentifierChar: /[\w\$_~\xa1-\uffff]/, + isReservedIdentifier: cIsReservedIdentifier, hooks: { "#": cppHook, "*": pointerHook, @@ -421,16 +468,19 @@ CodeMirror.defineMode("clike", function(config, parserConfig) { "do else enum extends final finally float for goto if implements import " + "instanceof interface native new package private protected public " + "return static strictfp super switch synchronized this throw throws transient " + - "try volatile while"), + "try volatile while @interface"), types: words("byte short int long float double boolean char void Boolean Byte Character Double Float " + "Integer Long Number Object Short String StringBuffer StringBuilder Void"), blockKeywords: words("catch class do else finally for if switch try while"), - defKeywords: words("class interface package enum"), + defKeywords: words("class interface enum @interface"), typeFirstDefinitions: true, atoms: words("true false null"), - endStatement: /^[;:]$/, + number: /^(?:0x[a-f\d_]+|0b[01_]+|(?:[\d_]+\.?\d*|\.\d+)(?:e[-+]?[\d_]+)?)(u|ll?|l|f)?/i, hooks: { "@": function(stream) { + // Don't match the @interface keyword. + if (stream.match('interface', false)) return false; + stream.eatWhile(/[\w\$_]/); return "meta"; } @@ -479,21 +529,38 @@ CodeMirror.defineMode("clike", function(config, parserConfig) { return "string"; } + function tokenNestedComment(depth) { + return function (stream, state) { + var ch + while (ch = stream.next()) { + if (ch == "*" && stream.eat("/")) { + if (depth == 1) { + state.tokenize = null + break + } else { + state.tokenize = tokenNestedComment(depth - 1) + return state.tokenize(stream, state) + } + } else if (ch == "/" && stream.eat("*")) { + state.tokenize = tokenNestedComment(depth + 1) + return state.tokenize(stream, state) + } + } + return "comment" + } + } + def("text/x-scala", { name: "clike", keywords: words( - /* scala */ "abstract case catch class def do else extends final finally for forSome if " + "implicit import lazy match new null object override package private protected return " + - "sealed super this throw trait try type val var while with yield _ : = => <- <: " + - "<% >: # @ " + + "sealed super this throw trait try type val var while with yield _ " + /* package scala */ "assert assume require print println printf readLine readBoolean readByte readShort " + - "readChar readInt readLong readFloat readDouble " + - - ":: #:: " + "readChar readInt readLong readFloat readDouble" ), types: words( "AnyVal App Application Array BufferedIterator BigDecimal BigInt Char Console Either " + @@ -509,11 +576,12 @@ CodeMirror.defineMode("clike", function(config, parserConfig) { "StringBuffer System Thread ThreadGroup ThreadLocal Throwable Triple Void" ), multiLineStrings: true, - blockKeywords: words("catch class do else finally for forSome if match switch try while"), - defKeywords: words("class def object package trait type val var"), + blockKeywords: words("catch class enum do else finally for forSome if match switch try while"), + defKeywords: words("class enum def object package trait type val var"), atoms: words("true false null"), indentStatements: false, indentSwitch: false, + isOperatorChar: /[+\-*&%=<>!?|\/#:@]/, hooks: { "@": function(stream) { stream.eatWhile(/[\w\$_]/); @@ -531,14 +599,20 @@ CodeMirror.defineMode("clike", function(config, parserConfig) { "=": function(stream, state) { var cx = state.context if (cx.type == "}" && cx.align && stream.eat(">")) { - state.context = new Context(cx.indented, cx.column, cx.type, null, cx.prev) + state.context = new Context(cx.indented, cx.column, cx.type, cx.info, null, cx.prev) return "operator" } else { return false } + }, + + "/": function(stream, state) { + if (!stream.eat("*")) return false + state.tokenize = tokenNestedComment(1) + return state.tokenize(stream, state) } }, - modeProps: {closeBrackets: {triples: '"'}} + modeProps: {closeBrackets: {pairs: '()[]{}""', triples: '"'}} }); function tokenKotlinString(tripleString){ @@ -562,33 +636,51 @@ CodeMirror.defineMode("clike", function(config, parserConfig) { name: "clike", keywords: words( /*keywords*/ - "package as typealias class interface this super val " + - "var fun for is in This throw return " + + "package as typealias class interface this super val operator " + + "var fun for is in This throw return annotation " + "break continue object if else while do try when !in !is as? " + /*soft keywords*/ "file import where by get set abstract enum open inner override private public internal " + "protected catch finally out final vararg reified dynamic companion constructor init " + "sealed field property receiver param sparam lateinit data inline noinline tailrec " + - "external annotation crossinline const operator infix" + "external annotation crossinline const operator infix suspend actual expect setparam" ), types: words( /* package java.lang */ "Boolean Byte Character CharSequence Class ClassLoader Cloneable Comparable " + "Compiler Double Exception Float Integer Long Math Number Object Package Pair Process " + "Runtime Runnable SecurityManager Short StackTraceElement StrictMath String " + - "StringBuffer System Thread ThreadGroup ThreadLocal Throwable Triple Void" + "StringBuffer System Thread ThreadGroup ThreadLocal Throwable Triple Void Annotation Any BooleanArray " + + "ByteArray Char CharArray DeprecationLevel DoubleArray Enum FloatArray Function Int IntArray Lazy " + + "LazyThreadSafetyMode LongArray Nothing ShortArray Unit" ), intendSwitch: false, indentStatements: false, multiLineStrings: true, + number: /^(?:0x[a-f\d_]+|0b[01_]+|(?:[\d_]+(\.\d+)?|\.\d+)(?:e[-+]?[\d_]+)?)(u|ll?|l|f)?/i, blockKeywords: words("catch class do else finally for if where try while enum"), - defKeywords: words("class val var object package interface fun"), + defKeywords: words("class val var object interface fun"), atoms: words("true false null this"), hooks: { + "@": function(stream) { + stream.eatWhile(/[\w\$_]/); + return "meta"; + }, '"': function(stream, state) { state.tokenize = tokenKotlinString(stream.match('""')); return state.tokenize(stream, state); + }, + indent: function(state, ctx, textAfter, indentUnit) { + var firstChar = textAfter && textAfter.charAt(0); + if ((state.prevToken == "}" || state.prevToken == ")") && textAfter == "") + return state.indented; + if (state.prevToken == "operator" && textAfter != "}" || + state.prevToken == "variable" && firstChar == "." || + (state.prevToken == "}" || state.prevToken == ")") && firstChar == ".") + return indentUnit * 2 + ctx.indented; + if (ctx.align && ctx.type == "}") + return ctx.indented + (state.context.type == (textAfter || "").charAt(0) ? 0 : indentUnit); } }, modeProps: {closeBrackets: {triples: '"'}} @@ -655,11 +747,11 @@ CodeMirror.defineMode("clike", function(config, parserConfig) { def("text/x-nesc", { name: "clike", - keywords: words(cKeywords + "as atomic async call command component components configuration event generic " + + keywords: words(cKeywords + " as atomic async call command component components configuration event generic " + "implementation includes interface module new norace nx_struct nx_union post provides " + "signal task uses abstract extends"), - types: words(cTypes), - blockKeywords: words("case do else for if switch while struct"), + types: cTypes, + blockKeywords: words(cBlockKeywords), atoms: words("null true false"), hooks: {"#": cppHook}, modeProps: {fold: ["brace", "include"]} @@ -667,28 +759,34 @@ CodeMirror.defineMode("clike", function(config, parserConfig) { def("text/x-objectivec", { name: "clike", - keywords: words(cKeywords + "inline restrict _Bool _Complex _Imaginery BOOL Class bycopy byref id IMP in " + - "inout nil oneway out Protocol SEL self super atomic nonatomic retain copy readwrite readonly"), - types: words(cTypes), - atoms: words("YES NO NULL NILL ON OFF true false"), + keywords: words(cKeywords + " bycopy byref in inout oneway out self super atomic nonatomic retain copy " + + "readwrite readonly strong weak assign typeof nullable nonnull null_resettable _cmd " + + "@interface @implementation @end @protocol @encode @property @synthesize @dynamic @class " + + "@public @package @private @protected @required @optional @try @catch @finally @import " + + "@selector @encode @defs @synchronized @autoreleasepool @compatibility_alias @available"), + types: objCTypes, + builtin: words("FOUNDATION_EXPORT FOUNDATION_EXTERN NS_INLINE NS_FORMAT_FUNCTION NS_RETURNS_RETAINED " + + "NS_ERROR_ENUM NS_RETURNS_NOT_RETAINED NS_RETURNS_INNER_POINTER NS_DESIGNATED_INITIALIZER " + + "NS_ENUM NS_OPTIONS NS_REQUIRES_NIL_TERMINATION NS_ASSUME_NONNULL_BEGIN " + + "NS_ASSUME_NONNULL_END NS_SWIFT_NAME NS_REFINED_FOR_SWIFT"), + blockKeywords: words(cBlockKeywords + " @synthesize @try @catch @finally @autoreleasepool @synchronized"), + defKeywords: words(cDefKeywords + " @interface @implementation @protocol @class"), + dontIndentStatements: /^@.*$/, + typeFirstDefinitions: true, + atoms: words("YES NO NULL Nil nil true false nullptr"), + isReservedIdentifier: cIsReservedIdentifier, hooks: { - "@": function(stream) { - stream.eatWhile(/[\w\$]/); - return "keyword"; - }, "#": cppHook, - indent: function(_state, ctx, textAfter) { - if (ctx.type == "statement" && /^@\w/.test(textAfter)) return ctx.indented - } + "*": pointerHook, }, - modeProps: {fold: "brace"} + modeProps: {fold: ["brace", "include"]} }); def("text/x-squirrel", { name: "clike", keywords: words("base break clone continue const default delete enum extends function in class" + " foreach local resume return this throw typeof yield constructor instanceof static"), - types: words(cTypes), + types: cTypes, blockKeywords: words("case catch class else for foreach if switch try while"), defKeywords: words("function local class"), typeFirstDefinitions: true, @@ -766,7 +864,7 @@ CodeMirror.defineMode("clike", function(config, parserConfig) { return "atom"; }, token: function(_stream, state, style) { - if ((style == "variable" || style == "variable-3") && + if ((style == "variable" || style == "type") && state.prevToken == ".") { return "variable-2"; } diff --git a/xxl-job-admin/src/main/resources/static/plugins/codemirror/mode/javascript/javascript.js b/xxl-job-admin/src/main/resources/static/plugins/codemirror/mode/javascript/javascript.js index 7c09476b..b0a27ceb 100644 --- a/xxl-job-admin/src/main/resources/static/plugins/codemirror/mode/javascript/javascript.js +++ b/xxl-job-admin/src/main/resources/static/plugins/codemirror/mode/javascript/javascript.js @@ -1,5 +1,5 @@ // CodeMirror, copyright (c) by Marijn Haverbeke and others -// Distributed under an MIT license: http://codemirror.net/LICENSE +// Distributed under an MIT license: https://codemirror.net/LICENSE (function(mod) { if (typeof exports == "object" && typeof module == "object") // CommonJS @@ -11,11 +11,6 @@ })(function(CodeMirror) { "use strict"; -function expressionAllowed(stream, state, backUp) { - return /^(?:operator|sof|keyword c|case|new|export|default|[\[{}\(,;:]|=>)$/.test(state.lastType) || - (state.lastType == "quasi" && /\{\s*$/.test(stream.string.slice(0, stream.pos - (backUp || 0)))) -} - CodeMirror.defineMode("javascript", function(config, parserConfig) { var indentUnit = config.indentUnit; var statementIndent = parserConfig.statementIndent; @@ -28,53 +23,21 @@ CodeMirror.defineMode("javascript", function(config, parserConfig) { var keywords = function(){ function kw(type) {return {type: type, style: "keyword"};} - var A = kw("keyword a"), B = kw("keyword b"), C = kw("keyword c"); + var A = kw("keyword a"), B = kw("keyword b"), C = kw("keyword c"), D = kw("keyword d"); var operator = kw("operator"), atom = {type: "atom", style: "atom"}; - var jsKeywords = { + return { "if": kw("if"), "while": A, "with": A, "else": B, "do": B, "try": B, "finally": B, - "return": C, "break": C, "continue": C, "new": kw("new"), "delete": C, "throw": C, "debugger": C, - "var": kw("var"), "const": kw("var"), "let": kw("var"), + "return": D, "break": D, "continue": D, "new": kw("new"), "delete": C, "void": C, "throw": C, + "debugger": kw("debugger"), "var": kw("var"), "const": kw("var"), "let": kw("var"), "function": kw("function"), "catch": kw("catch"), "for": kw("for"), "switch": kw("switch"), "case": kw("case"), "default": kw("default"), "in": operator, "typeof": operator, "instanceof": operator, "true": atom, "false": atom, "null": atom, "undefined": atom, "NaN": atom, "Infinity": atom, "this": kw("this"), "class": kw("class"), "super": kw("atom"), "yield": C, "export": kw("export"), "import": kw("import"), "extends": C, - "await": C, "async": kw("async") + "await": C }; - - // Extend the 'normal' keywords with the TypeScript language extensions - if (isTS) { - var type = {type: "variable", style: "variable-3"}; - var tsKeywords = { - // object-like things - "interface": kw("class"), - "implements": C, - "namespace": C, - "module": kw("module"), - "enum": kw("module"), - "type": kw("type"), - - // scope modifiers - "public": kw("modifier"), - "private": kw("modifier"), - "protected": kw("modifier"), - "abstract": kw("modifier"), - - // operators - "as": operator, - - // types - "string": type, "number": type, "boolean": type, "any": type - }; - - for (var attr in tsKeywords) { - jsKeywords[attr] = tsKeywords[attr]; - } - } - - return jsKeywords; }(); var isOperatorChar = /[+\-*&%=<>!?|~^@]/; @@ -112,17 +75,10 @@ CodeMirror.defineMode("javascript", function(config, parserConfig) { return ret(ch); } else if (ch == "=" && stream.eat(">")) { return ret("=>", "operator"); - } else if (ch == "0" && stream.eat(/x/i)) { - stream.eatWhile(/[\da-f]/i); - return ret("number", "number"); - } else if (ch == "0" && stream.eat(/o/i)) { - stream.eatWhile(/[0-7]/i); - return ret("number", "number"); - } else if (ch == "0" && stream.eat(/b/i)) { - stream.eatWhile(/[01]/i); + } else if (ch == "0" && stream.match(/^(?:x[\da-f]+|o[0-7]+|b[01]+)n?/i)) { return ret("number", "number"); } else if (/\d/.test(ch)) { - stream.match(/^\d*(?:\.\d*)?(?:[eE][+\-]?\d+)?/); + stream.match(/^\d*(?:n|(?:\.\d*)?(?:[eE][+\-]?\d+)?)?/); return ret("number", "number"); } else if (ch == "/") { if (stream.eat("*")) { @@ -133,10 +89,10 @@ CodeMirror.defineMode("javascript", function(config, parserConfig) { return ret("comment", "comment"); } else if (expressionAllowed(stream, state, 1)) { readRegexp(stream); - stream.match(/^\b(([gimyu])(?![gimyu]*\2))+\b/); + stream.match(/^\b(([gimyus])(?![gimyus]*\2))+\b/); return ret("regexp", "string-2"); } else { - stream.eatWhile(isOperatorChar); + stream.eat("="); return ret("operator", "operator", stream.current()); } } else if (ch == "`") { @@ -146,14 +102,27 @@ CodeMirror.defineMode("javascript", function(config, parserConfig) { stream.skipToEnd(); return ret("error", "error"); } else if (isOperatorChar.test(ch)) { - if (ch != ">" || !state.lexical || state.lexical.type != ">") - stream.eatWhile(isOperatorChar); + if (ch != ">" || !state.lexical || state.lexical.type != ">") { + if (stream.eat("=")) { + if (ch == "!" || ch == "=") stream.eat("=") + } else if (/[<>*+\-]/.test(ch)) { + stream.eat(ch) + if (ch == ">") stream.eat(ch) + } + } return ret("operator", "operator", stream.current()); } else if (wordRE.test(ch)) { stream.eatWhile(wordRE); - var word = stream.current(), known = keywords.propertyIsEnumerable(word) && keywords[word]; - return (known && state.lastType != ".") ? ret(known.type, known.style, word) : - ret("variable", "variable", word); + var word = stream.current() + if (state.lastType != ".") { + if (keywords.propertyIsEnumerable(word)) { + var kw = keywords[word] + return ret(kw.type, kw.style, word) + } + if (word == "async" && stream.match(/^(\s|\/\*.*?\*\/)*[\[\(\w]/, false)) + return ret("async", "keyword", word) + } + return ret("variable", "variable", word) } } @@ -289,35 +258,68 @@ CodeMirror.defineMode("javascript", function(config, parserConfig) { pass.apply(null, arguments); return true; } + function inList(name, list) { + for (var v = list; v; v = v.next) if (v.name == name) return true + return false; + } function register(varname) { - function inList(list) { - for (var v = list; v; v = v.next) - if (v.name == varname) return true; - return false; - } var state = cx.state; cx.marked = "def"; if (state.context) { - if (inList(state.localVars)) return; - state.localVars = {name: varname, next: state.localVars}; + if (state.lexical.info == "var" && state.context && state.context.block) { + // FIXME function decls are also not block scoped + var newContext = registerVarScoped(varname, state.context) + if (newContext != null) { + state.context = newContext + return + } + } else if (!inList(varname, state.localVars)) { + state.localVars = new Var(varname, state.localVars) + return + } + } + // Fall through means this is global + if (parserConfig.globalVars && !inList(varname, state.globalVars)) + state.globalVars = new Var(varname, state.globalVars) + } + function registerVarScoped(varname, context) { + if (!context) { + return null + } else if (context.block) { + var inner = registerVarScoped(varname, context.prev) + if (!inner) return null + if (inner == context.prev) return context + return new Context(inner, context.vars, true) + } else if (inList(varname, context.vars)) { + return context } else { - if (inList(state.globalVars)) return; - if (parserConfig.globalVars) - state.globalVars = {name: varname, next: state.globalVars}; + return new Context(context.prev, new Var(varname, context.vars), false) } } + function isModifier(name) { + return name == "public" || name == "private" || name == "protected" || name == "abstract" || name == "readonly" + } + // Combinators - var defaultVars = {name: "this", next: {name: "arguments"}}; + function Context(prev, vars, block) { this.prev = prev; this.vars = vars; this.block = block } + function Var(name, next) { this.name = name; this.next = next } + + var defaultVars = new Var("this", new Var("arguments", null)) function pushcontext() { - cx.state.context = {prev: cx.state.context, vars: cx.state.localVars}; - cx.state.localVars = defaultVars; + cx.state.context = new Context(cx.state.context, cx.state.localVars, false) + cx.state.localVars = defaultVars + } + function pushblockcontext() { + cx.state.context = new Context(cx.state.context, cx.state.localVars, true) + cx.state.localVars = null } function popcontext() { - cx.state.localVars = cx.state.context.vars; - cx.state.context = cx.state.context.prev; + cx.state.localVars = cx.state.context.vars + cx.state.context = cx.state.context.prev } + popcontext.lex = true function pushlex(type, info) { var result = function() { var state = cx.state, indent = state.indented; @@ -342,17 +344,19 @@ CodeMirror.defineMode("javascript", function(config, parserConfig) { function expect(wanted) { function exp(type) { if (type == wanted) return cont(); - else if (wanted == ";") return pass(); + else if (wanted == ";" || type == "}" || type == ")" || type == "]") return pass(); else return cont(exp); }; return exp; } function statement(type, value) { - if (type == "var") return cont(pushlex("vardef", value.length), vardef, expect(";"), poplex); + if (type == "var") return cont(pushlex("vardef", value), vardef, expect(";"), poplex); if (type == "keyword a") return cont(pushlex("form"), parenExpr, statement, poplex); if (type == "keyword b") return cont(pushlex("form"), statement, poplex); - if (type == "{") return cont(pushlex("}"), block, poplex); + if (type == "keyword d") return cx.stream.match(/^\s*$/, false) ? cont() : cont(pushlex("stat"), maybeexpression, expect(";"), poplex); + if (type == "debugger") return cont(expect(";")); + if (type == "{") return cont(pushlex("}"), pushblockcontext, block, poplex, popcontext); if (type == ";") return cont(); if (type == "if") { if (cx.state.lexical.info == "else" && cx.state.cc[cx.state.cc.length - 1] == poplex) @@ -361,60 +365,75 @@ CodeMirror.defineMode("javascript", function(config, parserConfig) { } if (type == "function") return cont(functiondef); if (type == "for") return cont(pushlex("form"), forspec, statement, poplex); - if (type == "variable") return cont(pushlex("stat"), maybelabel); - if (type == "switch") return cont(pushlex("form"), parenExpr, pushlex("}", "switch"), expect("{"), - block, poplex, poplex); + if (type == "class" || (isTS && value == "interface")) { cx.marked = "keyword"; return cont(pushlex("form"), className, poplex); } + if (type == "variable") { + if (isTS && value == "declare") { + cx.marked = "keyword" + return cont(statement) + } else if (isTS && (value == "module" || value == "enum" || value == "type") && cx.stream.match(/^\s*\w/, false)) { + cx.marked = "keyword" + if (value == "enum") return cont(enumdef); + else if (value == "type") return cont(typeexpr, expect("operator"), typeexpr, expect(";")); + else return cont(pushlex("form"), pattern, expect("{"), pushlex("}"), block, poplex, poplex) + } else if (isTS && value == "namespace") { + cx.marked = "keyword" + return cont(pushlex("form"), expression, block, poplex) + } else if (isTS && value == "abstract") { + cx.marked = "keyword" + return cont(statement) + } else { + return cont(pushlex("stat"), maybelabel); + } + } + if (type == "switch") return cont(pushlex("form"), parenExpr, expect("{"), pushlex("}", "switch"), pushblockcontext, + block, poplex, poplex, popcontext); if (type == "case") return cont(expression, expect(":")); if (type == "default") return cont(expect(":")); - if (type == "catch") return cont(pushlex("form"), pushcontext, expect("("), funarg, expect(")"), - statement, poplex, popcontext); - if (type == "class") return cont(pushlex("form"), className, poplex); + if (type == "catch") return cont(pushlex("form"), pushcontext, maybeCatchBinding, statement, poplex, popcontext); if (type == "export") return cont(pushlex("stat"), afterExport, poplex); if (type == "import") return cont(pushlex("stat"), afterImport, poplex); - if (type == "module") return cont(pushlex("form"), pattern, pushlex("}"), expect("{"), block, poplex, poplex) - if (type == "type") return cont(typeexpr, expect("operator"), typeexpr, expect(";")); if (type == "async") return cont(statement) if (value == "@") return cont(expression, statement) return pass(pushlex("stat"), expression, expect(";"), poplex); } - function expression(type) { - return expressionInner(type, false); + function maybeCatchBinding(type) { + if (type == "(") return cont(funarg, expect(")")) + } + function expression(type, value) { + return expressionInner(type, value, false); } - function expressionNoComma(type) { - return expressionInner(type, true); + function expressionNoComma(type, value) { + return expressionInner(type, value, true); } function parenExpr(type) { if (type != "(") return pass() return cont(pushlex(")"), expression, expect(")"), poplex) } - function expressionInner(type, noComma) { + function expressionInner(type, value, noComma) { if (cx.state.fatArrowAt == cx.stream.start) { var body = noComma ? arrowBodyNoComma : arrowBody; - if (type == "(") return cont(pushcontext, pushlex(")"), commasep(pattern, ")"), poplex, expect("=>"), body, popcontext); + if (type == "(") return cont(pushcontext, pushlex(")"), commasep(funarg, ")"), poplex, expect("=>"), body, popcontext); else if (type == "variable") return pass(pushcontext, pattern, expect("=>"), body, popcontext); } var maybeop = noComma ? maybeoperatorNoComma : maybeoperatorComma; if (atomicTypes.hasOwnProperty(type)) return cont(maybeop); if (type == "function") return cont(functiondef, maybeop); - if (type == "class") return cont(pushlex("form"), classExpression, poplex); - if (type == "keyword c" || type == "async") return cont(noComma ? maybeexpressionNoComma : maybeexpression); + if (type == "class" || (isTS && value == "interface")) { cx.marked = "keyword"; return cont(pushlex("form"), classExpression, poplex); } + if (type == "keyword c" || type == "async") return cont(noComma ? expressionNoComma : expression); if (type == "(") return cont(pushlex(")"), maybeexpression, expect(")"), poplex, maybeop); if (type == "operator" || type == "spread") return cont(noComma ? expressionNoComma : expression); if (type == "[") return cont(pushlex("]"), arrayLiteral, poplex, maybeop); if (type == "{") return contCommasep(objprop, "}", null, maybeop); if (type == "quasi") return pass(quasi, maybeop); if (type == "new") return cont(maybeTarget(noComma)); + if (type == "import") return cont(expression); return cont(); } function maybeexpression(type) { if (type.match(/[;\}\)\],]/)) return pass(); return pass(expression); } - function maybeexpressionNoComma(type) { - if (type.match(/[;\}\)\],]/)) return pass(); - return pass(expressionNoComma); - } function maybeoperatorComma(type, value) { if (type == ",") return cont(expression); @@ -425,7 +444,9 @@ CodeMirror.defineMode("javascript", function(config, parserConfig) { var expr = noComma == false ? expression : expressionNoComma; if (type == "=>") return cont(pushcontext, noComma ? arrowBodyNoComma : arrowBody, popcontext); if (type == "operator") { - if (/\+\+|--/.test(value)) return cont(me); + if (/\+\+|--/.test(value) || isTS && value == "!") return cont(me); + if (isTS && value == "<" && cx.stream.match(/^([^>]|<.*?>)*>\s*\(/, false)) + return cont(pushlex(">"), commasep(typeexpr, ">"), poplex, me); if (value == "?") return cont(expression, expect(":"), expr); return cont(expr); } @@ -434,6 +455,12 @@ CodeMirror.defineMode("javascript", function(config, parserConfig) { if (type == "(") return contCommasep(expressionNoComma, ")", "call", me); if (type == ".") return cont(property, me); if (type == "[") return cont(pushlex("]"), maybeexpression, expect("]"), poplex, me); + if (isTS && value == "as") { cx.marked = "keyword"; return cont(typeexpr, me) } + if (type == "regexp") { + cx.state.lastType = cx.marked = "operator" + cx.stream.backUp(cx.stream.pos - cx.stream.start - 1) + return cont(expr) + } } function quasi(type, value) { if (type != "quasi") return pass(); @@ -458,6 +485,7 @@ CodeMirror.defineMode("javascript", function(config, parserConfig) { function maybeTarget(noComma) { return function(type) { if (type == ".") return cont(noComma ? targetNoComma : target); + else if (type == "variable" && isTS) return cont(maybeTypeArgs, noComma ? maybeoperatorNoComma : maybeoperatorComma) else return pass(noComma ? expressionNoComma : expression); }; } @@ -481,18 +509,25 @@ CodeMirror.defineMode("javascript", function(config, parserConfig) { } else if (type == "variable" || cx.style == "keyword") { cx.marked = "property"; if (value == "get" || value == "set") return cont(getterSetter); + var m // Work around fat-arrow-detection complication for detecting typescript typed arrow params + if (isTS && cx.state.fatArrowAt == cx.stream.start && (m = cx.stream.match(/^\s*:\s*/, false))) + cx.state.fatArrowAt = cx.stream.pos + m[0].length return cont(afterprop); } else if (type == "number" || type == "string") { cx.marked = jsonldMode ? "property" : (cx.style + " property"); return cont(afterprop); } else if (type == "jsonld-keyword") { return cont(afterprop); - } else if (type == "modifier") { + } else if (isTS && isModifier(value)) { + cx.marked = "keyword" return cont(objprop) } else if (type == "[") { - return cont(expression, expect("]"), afterprop); + return cont(expression, maybetype, expect("]"), afterprop); } else if (type == "spread") { - return cont(expression); + return cont(expressionNoComma, afterprop); + } else if (value == "*") { + cx.marked = "keyword"; + return cont(objprop); } else if (type == ":") { return pass(afterprop) } @@ -539,11 +574,32 @@ CodeMirror.defineMode("javascript", function(config, parserConfig) { if (value == "?") return cont(maybetype); } } - function typeexpr(type) { - if (type == "variable") {cx.marked = "variable-3"; return cont(afterType);} + function mayberettype(type) { + if (isTS && type == ":") { + if (cx.stream.match(/^\s*\w+\s+is\b/, false)) return cont(expression, isKW, typeexpr) + else return cont(typeexpr) + } + } + function isKW(_, value) { + if (value == "is") { + cx.marked = "keyword" + return cont() + } + } + function typeexpr(type, value) { + if (value == "keyof" || value == "typeof") { + cx.marked = "keyword" + return cont(value == "keyof" ? typeexpr : expressionNoComma) + } + if (type == "variable" || value == "void") { + cx.marked = "type" + return cont(afterType) + } if (type == "string" || type == "number" || type == "atom") return cont(afterType); - if (type == "{") return cont(pushlex("}"), commasep(typeprop, "}", ",;"), poplex) + if (type == "[") return cont(pushlex("]"), commasep(typeexpr, "]", ","), poplex, afterType) + if (type == "{") return cont(pushlex("}"), commasep(typeprop, "}", ",;"), poplex, afterType) if (type == "(") return cont(commasep(typearg, ")"), maybeReturnType) + if (type == "<") return cont(commasep(typeexpr, ">"), typeexpr) } function maybeReturnType(type) { if (type == "=>") return cont(typeexpr) @@ -556,25 +612,39 @@ CodeMirror.defineMode("javascript", function(config, parserConfig) { return cont(typeprop) } else if (type == ":") { return cont(typeexpr) + } else if (type == "[") { + return cont(expression, maybetype, expect("]"), typeprop) } } - function typearg(type) { - if (type == "variable") return cont(typearg) - else if (type == ":") return cont(typeexpr) + function typearg(type, value) { + if (type == "variable" && cx.stream.match(/^\s*[?:]/, false) || value == "?") return cont(typearg) + if (type == ":") return cont(typeexpr) + return pass(typeexpr) } function afterType(type, value) { if (value == "<") return cont(pushlex(">"), commasep(typeexpr, ">"), poplex, afterType) - if (value == "|" || type == ".") return cont(typeexpr) + if (value == "|" || type == "." || value == "&") return cont(typeexpr) if (type == "[") return cont(expect("]"), afterType) + if (value == "extends" || value == "implements") { cx.marked = "keyword"; return cont(typeexpr) } + } + function maybeTypeArgs(_, value) { + if (value == "<") return cont(pushlex(">"), commasep(typeexpr, ">"), poplex, afterType) } - function vardef() { + function typeparam() { + return pass(typeexpr, maybeTypeDefault) + } + function maybeTypeDefault(_, value) { + if (value == "=") return cont(typeexpr) + } + function vardef(_, value) { + if (value == "enum") {cx.marked = "keyword"; return cont(enumdef)} return pass(pattern, maybetype, maybeAssign, vardefCont); } function pattern(type, value) { - if (type == "modifier") return cont(pattern) + if (isTS && isModifier(value)) { cx.marked = "keyword"; return cont(pattern) } if (type == "variable") { register(value); return cont(); } if (type == "spread") return cont(pattern); - if (type == "[") return contCommasep(pattern, "]"); + if (type == "[") return contCommasep(eltpattern, "]"); if (type == "{") return contCommasep(proppattern, "}"); } function proppattern(type, value) { @@ -587,6 +657,9 @@ CodeMirror.defineMode("javascript", function(config, parserConfig) { if (type == "}") return pass(); return cont(expect(":"), pattern, maybeAssign); } + function eltpattern() { + return pass(pattern, maybeAssign) + } function maybeAssign(_type, value) { if (value == "=") return cont(expressionNoComma); } @@ -596,7 +669,8 @@ CodeMirror.defineMode("javascript", function(config, parserConfig) { function maybeelse(type, value) { if (type == "keyword b" && value == "else") return cont(pushlex("form", "else"), statement, poplex); } - function forspec(type) { + function forspec(type, value) { + if (value == "await") return cont(forspec); if (type == "(") return cont(pushlex(")"), forspec1, expect(")"), poplex); } function forspec1(type) { @@ -620,11 +694,13 @@ CodeMirror.defineMode("javascript", function(config, parserConfig) { function functiondef(type, value) { if (value == "*") {cx.marked = "keyword"; return cont(functiondef);} if (type == "variable") {register(value); return cont(functiondef);} - if (type == "(") return cont(pushcontext, pushlex(")"), commasep(funarg, ")"), poplex, maybetype, statement, popcontext); - if (isTS && value == "<") return cont(pushlex(">"), commasep(typeexpr, ">"), poplex, functiondef) + if (type == "(") return cont(pushcontext, pushlex(")"), commasep(funarg, ")"), poplex, mayberettype, statement, popcontext); + if (isTS && value == "<") return cont(pushlex(">"), commasep(typeparam, ">"), poplex, functiondef) } - function funarg(type) { + function funarg(type, value) { + if (value == "@") cont(expression, funarg) if (type == "spread") return cont(funarg); + if (isTS && isModifier(value)) { cx.marked = "keyword"; return cont(funarg); } return pass(pattern, maybetype, maybeAssign); } function classExpression(type, value) { @@ -636,24 +712,27 @@ CodeMirror.defineMode("javascript", function(config, parserConfig) { if (type == "variable") {register(value); return cont(classNameAfter);} } function classNameAfter(type, value) { - if (value == "<") return cont(pushlex(">"), commasep(typeexpr, ">"), poplex, classNameAfter) - if (value == "extends" || value == "implements" || (isTS && type == ",")) + if (value == "<") return cont(pushlex(">"), commasep(typeparam, ">"), poplex, classNameAfter) + if (value == "extends" || value == "implements" || (isTS && type == ",")) { + if (value == "implements") cx.marked = "keyword"; return cont(isTS ? typeexpr : expression, classNameAfter); + } if (type == "{") return cont(pushlex("}"), classBody, poplex); } function classBody(type, value) { + if (type == "async" || + (type == "variable" && + (value == "static" || value == "get" || value == "set" || (isTS && isModifier(value))) && + cx.stream.match(/^\s+[\w$\xa1-\uffff]/, false))) { + cx.marked = "keyword"; + return cont(classBody); + } if (type == "variable" || cx.style == "keyword") { - if ((value == "async" || value == "static" || value == "get" || value == "set" || - (isTS && (value == "public" || value == "private" || value == "protected" || value == "readonly" || value == "abstract"))) && - cx.stream.match(/^\s+[\w$\xa1-\uffff]/, false)) { - cx.marked = "keyword"; - return cont(classBody); - } cx.marked = "property"; return cont(isTS ? classfield : functiondef, classBody); } if (type == "[") - return cont(expression, expect("]"), isTS ? classfield : functiondef, classBody) + return cont(expression, maybetype, expect("]"), isTS ? classfield : functiondef, classBody) if (value == "*") { cx.marked = "keyword"; return cont(classBody); @@ -680,6 +759,7 @@ CodeMirror.defineMode("javascript", function(config, parserConfig) { } function afterImport(type) { if (type == "string") return cont(); + if (type == "(") return pass(expression); return pass(importSpec, maybeMoreImports, maybeFrom); } function importSpec(type, value) { @@ -701,6 +781,12 @@ CodeMirror.defineMode("javascript", function(config, parserConfig) { if (type == "]") return cont(); return pass(commasep(expressionNoComma, "]")); } + function enumdef() { + return pass(pushlex("form"), pattern, expect("{"), pushlex("}"), commasep(enummember, "}"), poplex, poplex) + } + function enummember() { + return pass(pattern, maybeAssign); + } function isContinuedStatement(state, textAfter) { return state.lastType == "operator" || state.lastType == "," || @@ -708,6 +794,12 @@ CodeMirror.defineMode("javascript", function(config, parserConfig) { /[,.]/.test(textAfter.charAt(0)); } + function expressionAllowed(stream, state, backUp) { + return state.tokenize == tokenBase && + /^(?:operator|sof|keyword [bcd]|case|new|export|default|spread|[\[{}\(,;:]|=>)$/.test(state.lastType) || + (state.lastType == "quasi" && /\{\s*$/.test(stream.string.slice(0, stream.pos - (backUp || 0)))) + } + // Interface return { @@ -718,7 +810,7 @@ CodeMirror.defineMode("javascript", function(config, parserConfig) { cc: [], lexical: new JSLexical((basecolumn || 0) - indentUnit, 0, "block", false), localVars: parserConfig.localVars, - context: parserConfig.localVars && {vars: parserConfig.localVars}, + context: parserConfig.localVars && new Context(null, null, false), indented: basecolumn || 0 }; if (parserConfig.globalVars && typeof parserConfig.globalVars == "object") @@ -759,7 +851,7 @@ CodeMirror.defineMode("javascript", function(config, parserConfig) { lexical = lexical.prev; var type = lexical.type, closing = firstChar == type; - if (type == "vardef") return lexical.indented + (state.lastType == "operator" || state.lastType == "," ? lexical.info + 1 : 0); + if (type == "vardef") return lexical.indented + (state.lastType == "operator" || state.lastType == "," ? lexical.info.length + 1 : 0); else if (type == "form" && firstChar == "{") return lexical.indented; else if (type == "form") return lexical.indented + indentUnit; else if (type == "stat") @@ -773,6 +865,7 @@ CodeMirror.defineMode("javascript", function(config, parserConfig) { electricInput: /^\s*(?:case .*?:|default:|\{|\})$/, blockCommentStart: jsonMode ? null : "/*", blockCommentEnd: jsonMode ? null : "*/", + blockCommentContinue: jsonMode ? null : " * ", lineComment: jsonMode ? null : "//", fold: "brace", closeBrackets: "()[]{}''\"\"``", @@ -782,6 +875,7 @@ CodeMirror.defineMode("javascript", function(config, parserConfig) { jsonMode: jsonMode, expressionAllowed: expressionAllowed, + skipExpression: function(state) { var top = state.cc[state.cc.length - 1] if (top == expression || top == expressionNoComma) state.cc.pop() diff --git a/xxl-job-admin/src/main/resources/static/plugins/codemirror/mode/php/php.js b/xxl-job-admin/src/main/resources/static/plugins/codemirror/mode/php/php.js index 57ba812d..80e2f20b 100644 --- a/xxl-job-admin/src/main/resources/static/plugins/codemirror/mode/php/php.js +++ b/xxl-job-admin/src/main/resources/static/plugins/codemirror/mode/php/php.js @@ -1,5 +1,5 @@ // CodeMirror, copyright (c) by Marijn Haverbeke and others -// Distributed under an MIT license: http://codemirror.net/LICENSE +// Distributed under an MIT license: https://codemirror.net/LICENSE (function(mod) { if (typeof exports == "object" && typeof module == "object") // CommonJS @@ -151,7 +151,7 @@ }; CodeMirror.defineMode("php", function(config, parserConfig) { - var htmlMode = CodeMirror.getMode(config, "text/html"); + var htmlMode = CodeMirror.getMode(config, (parserConfig && parserConfig.htmlMode) || "text/html"); var phpMode = CodeMirror.getMode(config, phpConfig); function dispatch(stream, state) { diff --git a/xxl-job-admin/src/main/resources/static/plugins/codemirror/mode/powershell/powershell.js b/xxl-job-admin/src/main/resources/static/plugins/codemirror/mode/powershell/powershell.js index 2728ef9d..85f89b9e 100644 --- a/xxl-job-admin/src/main/resources/static/plugins/codemirror/mode/powershell/powershell.js +++ b/xxl-job-admin/src/main/resources/static/plugins/codemirror/mode/powershell/powershell.js @@ -1,5 +1,5 @@ // CodeMirror, copyright (c) by Marijn Haverbeke and others -// Distributed under an MIT license: http://codemirror.net/LICENSE +// Distributed under an MIT license: https://codemirror.net/LICENSE (function(mod) { 'use strict'; diff --git a/xxl-job-admin/src/main/resources/static/plugins/codemirror/mode/python/python.js b/xxl-job-admin/src/main/resources/static/plugins/codemirror/mode/python/python.js index b539d84a..623c03f7 100644 --- a/xxl-job-admin/src/main/resources/static/plugins/codemirror/mode/python/python.js +++ b/xxl-job-admin/src/main/resources/static/plugins/codemirror/mode/python/python.js @@ -1,5 +1,5 @@ // CodeMirror, copyright (c) by Marijn Haverbeke and others -// Distributed under an MIT license: http://codemirror.net/LICENSE +// Distributed under an MIT license: https://codemirror.net/LICENSE (function(mod) { if (typeof exports == "object" && typeof module == "object") // CommonJS @@ -41,10 +41,11 @@ CodeMirror.defineMode("python", function(conf, parserConf) { var ERRORCLASS = "error"; - var singleDelimiters = parserConf.singleDelimiters || /^[\(\)\[\]\{\}@,:`=;\.]/; - var doubleOperators = parserConf.doubleOperators || /^([!<>]==|<>|<<|>>|\/\/|\*\*)/; - var doubleDelimiters = parserConf.doubleDelimiters || /^(\+=|\-=|\*=|%=|\/=|&=|\|=|\^=)/; - var tripleDelimiters = parserConf.tripleDelimiters || /^(\/\/=|>>=|<<=|\*\*=)/; + var delimiters = parserConf.delimiters || parserConf.singleDelimiters || /^[\(\)\[\]\{\}@,:`=;\.\\]/; + // (Backwards-compatiblity with old, cumbersome config system) + var operators = [parserConf.singleOperators, parserConf.doubleOperators, parserConf.doubleDelimiters, parserConf.tripleDelimiters, + parserConf.operators || /^([-+*/%\/&|^]=?|[<>=]+|\/\/=?|\*\*=?|!=|[~!@])/] + for (var i = 0; i < operators.length; i++) if (!operators[i]) operators.splice(i--, 1) var hangingIndent = parserConf.hangingIndent || conf.indentUnit; @@ -58,13 +59,11 @@ var py3 = !(parserConf.version && Number(parserConf.version) < 3) if (py3) { // since http://legacy.python.org/dev/peps/pep-0465/ @ is also an operator - var singleOperators = parserConf.singleOperators || /^[\+\-\*\/%&|\^~<>!@]/; var identifiers = parserConf.identifiers|| /^[_A-Za-z\u00A1-\uFFFF][_A-Za-z0-9\u00A1-\uFFFF]*/; myKeywords = myKeywords.concat(["nonlocal", "False", "True", "None", "async", "await"]); myBuiltins = myBuiltins.concat(["ascii", "bytes", "exec", "print"]); - var stringPrefixes = new RegExp("^(([rbuf]|(br))?('{3}|\"{3}|['\"]))", "i"); + var stringPrefixes = new RegExp("^(([rbuf]|(br)|(fr))?('{3}|\"{3}|['\"]))", "i"); } else { - var singleOperators = parserConf.singleOperators || /^[\+\-\*\/%&|\^~<>!]/; var identifiers = parserConf.identifiers|| /^[_A-Za-z][_A-Za-z0-9]*/; myKeywords = myKeywords.concat(["exec", "print"]); myBuiltins = myBuiltins.concat(["apply", "basestring", "buffer", "cmp", "coerce", "execfile", @@ -77,9 +76,10 @@ // tokenizers function tokenBase(stream, state) { - if (stream.sol()) state.indent = stream.indentation() + var sol = stream.sol() && state.lastToken != "\\" + if (sol) state.indent = stream.indentation() // Handle scope changes - if (stream.sol() && top(state).type == "py") { + if (sol && top(state).type == "py") { var scopeOffset = top(state).offset; if (stream.eatSpace()) { var lineOffset = stream.indentation(); @@ -101,13 +101,8 @@ function tokenBaseInner(stream, state) { if (stream.eatSpace()) return null; - var ch = stream.peek(); - // Handle Comments - if (ch == "#") { - stream.skipToEnd(); - return "comment"; - } + if (stream.match(/^#.*/)) return "comment"; // Handle Number Literals if (stream.match(/^[0-9\.]/, false)) { @@ -147,19 +142,20 @@ // Handle Strings if (stream.match(stringPrefixes)) { - state.tokenize = tokenStringFactory(stream.current()); - return state.tokenize(stream, state); + var isFmtString = stream.current().toLowerCase().indexOf('f') !== -1; + if (!isFmtString) { + state.tokenize = tokenStringFactory(stream.current()); + return state.tokenize(stream, state); + } else { + state.tokenize = formatStringFactory(stream.current(), state.tokenize); + return state.tokenize(stream, state); + } } - // Handle operators and Delimiters - if (stream.match(tripleDelimiters) || stream.match(doubleDelimiters)) - return "punctuation"; - - if (stream.match(doubleOperators) || stream.match(singleOperators)) - return "operator"; + for (var i = 0; i < operators.length; i++) + if (stream.match(operators[i])) return "operator" - if (stream.match(singleDelimiters)) - return "punctuation"; + if (stream.match(delimiters)) return "punctuation"; if (state.lastToken == "." && stream.match(identifiers)) return "property"; @@ -184,6 +180,77 @@ return ERRORCLASS; } + function formatStringFactory(delimiter, tokenOuter) { + while ("rubf".indexOf(delimiter.charAt(0).toLowerCase()) >= 0) + delimiter = delimiter.substr(1); + + var singleline = delimiter.length == 1; + var OUTCLASS = "string"; + + function tokenFString(stream, state) { + // inside f-str Expression + if (stream.match(delimiter)) { + // expression ends pre-maturally, but very common in editing + // Could show error to remind users to close brace here + state.tokenize = tokenString + return OUTCLASS; + } else if (stream.match('{')) { + // starting brace, if not eaten below + return "punctuation"; + } else if (stream.match('}')) { + // return to regular inside string state + state.tokenize = tokenString + return "punctuation"; + } else { + // use tokenBaseInner to parse the expression + return tokenBaseInner(stream, state); + } + } + + function tokenString(stream, state) { + while (!stream.eol()) { + stream.eatWhile(/[^'"\{\}\\]/); + if (stream.eat("\\")) { + stream.next(); + if (singleline && stream.eol()) + return OUTCLASS; + } else if (stream.match(delimiter)) { + state.tokenize = tokenOuter; + return OUTCLASS; + } else if (stream.match('{{')) { + // ignore {{ in f-str + return OUTCLASS; + } else if (stream.match('{', false)) { + // switch to nested mode + state.tokenize = tokenFString + if (stream.current()) { + return OUTCLASS; + } else { + // need to return something, so eat the starting { + stream.next(); + return "punctuation"; + } + } else if (stream.match('}}')) { + return OUTCLASS; + } else if (stream.match('}')) { + // single } in f-string is an error + return ERRORCLASS; + } else { + stream.eat(/['"]/); + } + } + if (singleline) { + if (parserConf.singleLineStringErrors) + return ERRORCLASS; + else + state.tokenize = tokenOuter; + } + return OUTCLASS; + } + tokenString.isString = true; + return tokenString; + } + function tokenStringFactory(delimiter) { while ("rubf".indexOf(delimiter.charAt(0).toLowerCase()) >= 0) delimiter = delimiter.substr(1); @@ -264,14 +331,16 @@ if (current == ":" && !state.lambda && top(state).type == "py") pushPyScope(state); - var delimiter_index = current.length == 1 ? "[({".indexOf(current) : -1; - if (delimiter_index != -1) - pushBracketScope(stream, state, "])}".slice(delimiter_index, delimiter_index+1)); + if (current.length == 1 && !/string|comment/.test(style)) { + var delimiter_index = "[({".indexOf(current); + if (delimiter_index != -1) + pushBracketScope(stream, state, "])}".slice(delimiter_index, delimiter_index+1)); - delimiter_index = "])}".indexOf(current); - if (delimiter_index != -1) { - if (top(state).type == current) state.indent = state.scopes.pop().offset - hangingIndent - else return ERRORCLASS; + delimiter_index = "])}".indexOf(current); + if (delimiter_index != -1) { + if (top(state).type == current) state.indent = state.scopes.pop().offset - hangingIndent + else return ERRORCLASS; + } } if (state.dedent > 0 && stream.eol() && top(state).type == "py") { if (state.scopes.length > 1) state.scopes.pop(); @@ -332,8 +401,8 @@ CodeMirror.defineMIME("text/x-cython", { name: "python", - extra_keywords: words("by cdef cimport cpdef ctypedef enum except"+ - "extern gil include nogil property public"+ + extra_keywords: words("by cdef cimport cpdef ctypedef enum except "+ + "extern gil include nogil property public "+ "readonly struct union DEF IF ELIF ELSE") }); diff --git a/xxl-job-admin/src/main/resources/static/plugins/codemirror/mode/shell/shell.js b/xxl-job-admin/src/main/resources/static/plugins/codemirror/mode/shell/shell.js index 09d94872..5af12413 100644 --- a/xxl-job-admin/src/main/resources/static/plugins/codemirror/mode/shell/shell.js +++ b/xxl-job-admin/src/main/resources/static/plugins/codemirror/mode/shell/shell.js @@ -1,5 +1,5 @@ // CodeMirror, copyright (c) by Marijn Haverbeke and others -// Distributed under an MIT license: http://codemirror.net/LICENSE +// Distributed under an MIT license: https://codemirror.net/LICENSE (function(mod) { if (typeof exports == "object" && typeof module == "object") // CommonJS @@ -14,26 +14,27 @@ CodeMirror.defineMode('shell', function() { var words = {}; - function define(style, string) { - var split = string.split(' '); - for(var i = 0; i < split.length; i++) { - words[split[i]] = style; + function define(style, dict) { + for(var i = 0; i < dict.length; i++) { + words[dict[i]] = style; } }; - // Atoms - define('atom', 'true false'); + var commonAtoms = ["true", "false"]; + var commonKeywords = ["if", "then", "do", "else", "elif", "while", "until", "for", "in", "esac", "fi", + "fin", "fil", "done", "exit", "set", "unset", "export", "function"]; + var commonCommands = ["ab", "awk", "bash", "beep", "cat", "cc", "cd", "chown", "chmod", "chroot", "clear", + "cp", "curl", "cut", "diff", "echo", "find", "gawk", "gcc", "get", "git", "grep", "hg", "kill", "killall", + "ln", "ls", "make", "mkdir", "openssl", "mv", "nc", "nl", "node", "npm", "ping", "ps", "restart", "rm", + "rmdir", "sed", "service", "sh", "shopt", "shred", "source", "sort", "sleep", "ssh", "start", "stop", + "su", "sudo", "svn", "tee", "telnet", "top", "touch", "vi", "vim", "wall", "wc", "wget", "who", "write", + "yes", "zsh"]; - // Keywords - define('keyword', 'if then do else elif while until for in esac fi fin ' + - 'fil done exit set unset export function'); + CodeMirror.registerHelper("hintWords", "shell", commonAtoms.concat(commonKeywords, commonCommands)); - // Commands - define('builtin', 'ab awk bash beep cat cc cd chown chmod chroot clear cp ' + - 'curl cut diff echo find gawk gcc get git grep kill killall ln ls make ' + - 'mkdir openssl mv nc node npm ping ps restart rm rmdir sed service sh ' + - 'shopt shred source sort sleep ssh start stop su sudo tee telnet top ' + - 'touch vi vim wall wc wget who write yes zsh'); + define('atom', commonAtoms); + define('keyword', commonKeywords); + define('builtin', commonCommands); function tokenBase(stream, state) { if (stream.eatSpace()) return null; @@ -84,29 +85,38 @@ CodeMirror.defineMode('shell', function() { function tokenString(quote, style) { var close = quote == "(" ? ")" : quote == "{" ? "}" : quote return function(stream, state) { - var next, end = false, escaped = false; + var next, escaped = false; while ((next = stream.next()) != null) { if (next === close && !escaped) { - end = true; + state.tokens.shift(); break; - } - if (next === '$' && !escaped && quote !== "'") { + } else if (next === '$' && !escaped && quote !== "'" && stream.peek() != close) { escaped = true; stream.backUp(1); state.tokens.unshift(tokenDollar); break; - } - if (!escaped && next === quote && quote !== close) { + } else if (!escaped && quote !== close && next === quote) { state.tokens.unshift(tokenString(quote, style)) return tokenize(stream, state) + } else if (!escaped && /['"]/.test(next) && !/['"]/.test(quote)) { + state.tokens.unshift(tokenStringStart(next, "string")); + stream.backUp(1); + break; } escaped = !escaped && next === '\\'; } - if (end || !escaped) state.tokens.shift(); return style; }; }; + function tokenStringStart(quote, style) { + return function(stream, state) { + state.tokens[0] = tokenString(quote, style) + stream.next() + return tokenize(stream, state) + } + } + var tokenDollar = function(stream, state) { if (state.tokens.length > 1) stream.eat('$'); var ch = stream.next() @@ -135,5 +145,8 @@ CodeMirror.defineMode('shell', function() { }); CodeMirror.defineMIME('text/x-sh', 'shell'); +// Apache uses a slightly different Media Type for Shell scripts +// http://svn.apache.org/repos/asf/httpd/httpd/trunk/docs/conf/mime.types +CodeMirror.defineMIME('application/x-sh', 'shell'); }); diff --git a/xxl-job-admin/src/main/resources/static/plugins/echarts/echarts.common.min.js b/xxl-job-admin/src/main/resources/static/plugins/echarts/echarts.common.min.js index b6c6e9c7..cdf14db8 100644 --- a/xxl-job-admin/src/main/resources/static/plugins/echarts/echarts.common.min.js +++ b/xxl-job-admin/src/main/resources/static/plugins/echarts/echarts.common.min.js @@ -1,29 +1,22 @@ -!function(t,e){"object"==typeof exports&&"object"==typeof 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r=n(3),o=n(5),a=r.Line.prototype,s=r.BezierCurve.prototype;t.exports=r.extendShape({type:"ec-line",style:{stroke:"#000",fill:null},shape:{x1:0,y1:0,x2:0,y2:0,percent:1,cpx1:null,cpy1:null},buildPath:function(t,e){(i(e)?a:s).buildPath(t,e)},pointAt:function(t){return i(this.shape)?a.pointAt.call(this,t):s.pointAt.call(this,t)},tangentAt:function(t){var e=this.shape,n=i(e)?[e.x2-e.x1,e.y2-e.y1]:s.tangentAt.call(this,t);return o.normalize(n,n)}})},function(t,e,n){var i=n(1),r=n(2);n(192),n(193),r.registerVisual(i.curry(n(50),"scatter","circle",null)),r.registerLayout(i.curry(n(60),"scatter")),n(32)},function(t,e,n){"use strict";var i=n(28),r=n(19);t.exports=r.extend({type:"series.scatter",dependencies:["grid","polar","geo","singleAxis"],getInitialData:function(t,e){var n=i(t.data,this,e);return 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i=n(2),r=i.extendComponentModel({type:"axisPointer",coordSysAxesInfo:null,defaultOption:{show:"auto",triggerOn:null,zlevel:0,z:50,type:"line",snap:!1,triggerTooltip:!0,value:null,status:null,link:[],animation:null,animationDurationUpdate:200,lineStyle:{color:"#aaa",width:1,type:"solid"},shadowStyle:{color:"rgba(150,150,150,0.3)"},label:{show:!0,formatter:null,precision:"auto",margin:3,textStyle:{color:"#fff"},padding:[5,7,5,7],backgroundColor:"auto",borderColor:null,borderWidth:0,shadowBlur:3,shadowColor:"#aaa"},handle:{show:!1,icon:"M10.7,11.9v-1.3H9.3v1.3c-4.9,0.3-8.8,4.4-8.8,9.4c0,5,3.9,9.1,8.8,9.4h1.3c4.9-0.3,8.8-4.4,8.8-9.4C19.5,16.3,15.6,12.2,10.7,11.9z M13.3,24.4H6.7v-1.2h6.6z M13.3,22H6.7v-1.2h6.6z M13.3,19.6H6.7v-1.2h6.6z",size:45,margin:50,color:"#333",shadowBlur:3,shadowColor:"#aaa",shadowOffsetX:0,shadowOffsetY:2,throttle:40}}});t.exports=r},function(t,e,n){var i=n(121),r=n(2).extendComponentView({type:"axisPointer",render:function(t,e,n){var 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f=t-u,p=Math.abs(f);p<=a&&((p=0&&s<0)&&(a=p,s=f,r=u,o.length=0),x(h,function(t){o.push({seriesIndex:e.seriesIndex,dataIndexInside:t,dataIndex:e.getData().getRawIndex(t)})}))}}),{payloadBatch:o,snapToValue:r}}function a(t,e,n,i){t[e.key]={value:n,payloadBatch:i}}function s(t,e,n,i){var r=n.payloadBatch,o=e.axis,a=o.model,s=e.axisPointerModel;if(e.triggerTooltip&&r.length){var l=e.coordSys.model,u=v.makeKey(l),h=t.map[u];h||(h=t.map[u]={coordSysId:l.id,coordSysIndex:l.componentIndex,coordSysType:l.type,coordSysMainType:l.mainType,dataByAxis:[]},t.list.push(h)),h.dataByAxis.push({axisDim:o.dim,axisIndex:a.componentIndex,axisType:a.type,axisId:a.id,value:i,valueLabelOpt:{precision:s.get("label.precision"),formatter:s.get("label.formatter")},seriesDataIndices:r.slice()})}}function l(t,e,n){t.push.apply(t,n)}function u(t,e){x(e,function(e,n){var 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this.ecModel.getComponent(this._dimName+"Axis",this._axisIndex)},getOtherAxisModel:function(){var t,e,n=this._dimName,i=this.ecModel,r=this.getAxisModel(),o="x"===n||"y"===n;o?(e="gridIndex",t="x"===n?"y":"x"):(e="polarIndex",t="angle"===n?"radius":"angle");var a;return i.eachComponent(t+"Axis",function(t){(t.get(e)||0)===(r.get(e)||0)&&(a=t)}),a},calculateDataWindow:function(t){var e=this._dataExtent,n=this.getAxisModel(),i=n.axis.scale,r=this._dataZoomModel.getRangePropMode(),o=[0,100],a=[t.start,t.end],l=[];return u(["startValue","endValue"],function(e){l.push(null!=t[e]?i.parse(t[e]):null)}),u([0,1],function(t){var n=l[t],u=a[t];"percent"===r[t]?(null==u&&(u=o[t]),n=i.parse(s.linearMap(u,o,e,!0))):u=s.linearMap(n,e,o,!0),l[t]=n,a[t]=u}),{valueWindow:h(l),percentWindow:h(a)}},reset:function(t){if(t===this._dataZoomModel){this._dataExtent=i(this,this._dimName,this.getTargetSeriesModels());var e=this.calculateDataWindow(t.option);this._valueWindow=e.valueWindow,this._percentWindow=e.percentWindow,o(this)}},restore:function(t){t===this._dataZoomModel&&(this._valueWindow=this._percentWindow=null,o(this,!0))},filterData:function(t){function e(t){return t>=o[0]&&t<=o[1]}if(t===this._dataZoomModel){var n=this._dimName,i=this.getTargetSeriesModels(),r=t.get("filterMode"),o=this._valueWindow,a=this.getOtherAxisModel();t.get("$fromToolbox")&&a&&"category"===a.get("type")&&(r="empty"),u(i,function(t){var i=t.getData();i&&u(t.coordDimToDataDim(n),function(n){"empty"===r?t.setData(i.map(n,function(t){return e(t)?t:NaN})):i.filterSelf(n,e)})})}}},t.exports=c},function(t,e,n){t.exports=n(46).extend({type:"dataZoom.inside",defaultOption:{disabled:!1,zoomLock:!1}})},function(t,e,n){function i(t){var e=[0,100];return!(t[0]<=e[1])&&(t[0]=e[1]),!(t[1]<=e[1])&&(t[1]=e[1]),!(t[0]>=e[0])&&(t[0]=e[0]),!(t[1]>=e[0])&&(t[1]=e[0]),t}var r=n(47),o=n(1),a=n(78),s=n(205),l=o.bind,u=r.extend({type:"dataZoom.inside",init:function(t,e){this._range},render:function(t,e,n,i){u.superApply(this,"render",arguments),s.shouldRecordRange(i,t.id)&&(this._range=t.getPercentRange()),o.each(this.getTargetCoordInfo(),function(e,i){var r=o.map(e,function(t){return s.generateCoordId(t.model)});o.each(e,function(e){var o=e.model;s.register(n,{coordId:s.generateCoordId(o),allCoordIds:r,containsPoint:function(t,e,n){return o.coordinateSystem.containPoint([e,n])},dataZoomId:t.id,throttleRate:t.get("throttle",!0),panGetRange:l(this._onPan,this,e,i),zoomGetRange:l(this._onZoom,this,e,i)})},this)},this)},dispose:function(){s.unregister(this.api,this.dataZoomModel.id),u.superApply(this,"dispose",arguments),this._range=null},_onPan:function(t,e,n,i,r,o,s,l,u){if(this.dataZoomModel.option.disabled)return this._range;var c=this._range.slice(),d=t.axisModels[0];if(d){var f=h[e]([o,s],[l,u],d,n,t),p=f.signal*(c[1]-c[0])*f.pixel/f.pixelLength;return a(p,c,[0,100],"rigid"),this._range=c}},_onZoom:function(t,e,n,r,o,a){var s=this.dataZoomModel.option;if(s.disabled||s.zoomLock)return this._range;var l=this._range.slice(),u=t.axisModels[0];if(u){var c=h[e](null,[o,a],u,n,t),d=(c.pixel-c.pixelStart)/c.pixelLength*(l[1]-l[0])+l[0];return r=Math.max(1/r,0),l[0]=(l[0]-d)*r+d,l[1]=(l[1]-d)*r+d,this._range=i(l)}}}),h={grid:function(t,e,n,i,r){var o=n.axis,a={},s=r.model.coordinateSystem.getRect();return t=t||[0,0],"x"===o.dim?(a.pixel=e[0]-t[0],a.pixelLength=s.width,a.pixelStart=s.x,a.signal=o.inverse?1:-1):(a.pixel=e[1]-t[1],a.pixelLength=s.height,a.pixelStart=s.y,a.signal=o.inverse?-1:1),a},polar:function(t,e,n,i,r){var o=n.axis,a={},s=r.model.coordinateSystem,l=s.getRadiusAxis().getExtent(),u=s.getAngleAxis().getExtent();return t=t?s.pointToCoord(t):[0,0],e=s.pointToCoord(e),"radiusAxis"===n.mainType?(a.pixel=e[0]-t[0],a.pixelLength=l[1]-l[0],a.pixelStart=l[0],a.signal=o.inverse?1:-1):(a.pixel=e[1]-t[1],a.pixelLength=u[1]-u[0],a.pixelStart=u[0],a.signal=o.inverse?-1:1),a},singleAxis:function(t,e,n,i,r){var o=n.axis,a=r.model.coordinateSystem.getRect(),s={};return t=t||[0,0],"horizontal"===o.orient?(s.pixel=e[0]-t[0],s.pixelLength=a.width,s.pixelStart=a.x,s.signal=o.inverse?1:-1):(s.pixel=e[1]-t[1],s.pixelLength=a.height,s.pixelStart=a.y,s.signal=o.inverse?-1:1),s}};t.exports=u},function(t,e,n){var i=n(46);t.exports=i.extend({type:"dataZoom.select"})},function(t,e,n){t.exports=n(47).extend({type:"dataZoom.select"})},function(t,e,n){var i=n(46),r=i.extend({type:"dataZoom.slider",layoutMode:"box",defaultOption:{show:!0,right:"ph",top:"ph",width:"ph",height:"ph",left:null,bottom:null,backgroundColor:"rgba(47,69,84,0)",dataBackground:{lineStyle:{color:"#2f4554",width:.5,opacity:.3},areaStyle:{color:"rgba(47,69,84,0.3)",opacity:.3}},borderColor:"#ddd",fillerColor:"rgba(167,183,204,0.4)",handleIcon:"M8.2,13.6V3.9H6.3v9.7H3.1v14.9h3.3v9.7h1.8v-9.7h3.3V13.6H8.2z M9.7,24.4H4.8v-1.4h4.9V24.4z M9.7,19.1H4.8v-1.4h4.9V19.1z",handleSize:"100%",handleStyle:{color:"#a7b7cc"},labelPrecision:null,labelFormatter:null,showDetail:!0,showDataShadow:"auto",realtime:!0,zoomLock:!1,textStyle:{color:"#333"}}});t.exports=r},function(t,e,n){function i(t){var e={x:"y",y:"x",radius:"angle",angle:"radius"};return e[t]}var r=n(1),o=n(3),a=n(37),s=n(47),l=o.Rect,u=n(4),h=u.linearMap,c=n(12),d=n(78),f=n(21),p=u.asc,g=r.bind,m=r.each,v=7,y=1,x=30,_="horizontal",b="vertical",w=5,M=["line","bar","candlestick","scatter"],S=s.extend({type:"dataZoom.slider",init:function(t,e){this._displayables={},this._orient,this._range,this._handleEnds,this._size,this._handleWidth,this._handleHeight,this._location,this._dragging,this._dataShadowInfo,this.api=e},render:function(t,e,n,i){return S.superApply(this,"render",arguments),a.createOrUpdate(this,"_dispatchZoomAction",this.dataZoomModel.get("throttle"),"fixRate"),this._orient=t.get("orient"),this.dataZoomModel.get("show")===!1?void this.group.removeAll():(i&&"dataZoom"===i.type&&i.from===this.uid||this._buildView(),void this._updateView())},remove:function(){S.superApply(this,"remove",arguments),a.clear(this,"_dispatchZoomAction")},dispose:function(){S.superApply(this,"dispose",arguments),a.clear(this,"_dispatchZoomAction")},_buildView:function(){var t=this.group;t.removeAll(),this._resetLocation(),this._resetInterval();var e=this._displayables.barGroup=new o.Group;this._renderBackground(),this._renderHandle(),this._renderDataShadow(),t.add(e),this._positionGroup()},_resetLocation:function(){var t=this.dataZoomModel,e=this.api,n=this._findCoordRect(),i={width:e.getWidth(),height:e.getHeight()},o=this._orient===_?{right:i.width-n.x-n.width,top:i.height-x-v,width:n.width,height:x}:{right:v,top:n.y,width:x,height:n.height},a=c.getLayoutParams(t.option);r.each(["right","top","width","height"],function(t){"ph"===a[t]&&(a[t]=o[t])});var s=c.getLayoutRect(a,i,t.padding);this._location={x:s.x,y:s.y},this._size=[s.width,s.height],this._orient===b&&this._size.reverse()},_positionGroup:function(){var t=this.group,e=this._location,n=this._orient,i=this.dataZoomModel.getFirstTargetAxisModel(),r=i&&i.get("inverse"),o=this._displayables.barGroup,a=(this._dataShadowInfo||{}).otherAxisInverse;o.attr(n!==_||r?n===_&&r?{scale:a?[-1,1]:[-1,-1]}:n!==b||r?{scale:a?[-1,-1]:[-1,1],rotation:Math.PI/2}:{scale:a?[1,-1]:[1,1],rotation:Math.PI/2}:{scale:a?[1,1]:[1,-1]});var s=t.getBoundingRect([o]);t.attr("position",[e.x-s.x,e.y-s.y])},_getViewExtent:function(){return[0,this._size[0]]},_renderBackground:function(){var t=this.dataZoomModel,e=this._size;this._displayables.barGroup.add(new l({silent:!0,shape:{x:0,y:0,width:e[0],height:e[1]},style:{fill:t.get("backgroundColor")},z2:-40}))},_renderDataShadow:function(){var t=this._dataShadowInfo=this._prepareDataShadowInfo();if(t){var e=this._size,n=t.series,i=n.getRawData(),a=n.getShadowDim?n.getShadowDim():t.otherDim;if(null!=a){var s=i.getDataExtent(a),l=.3*(s[1]-s[0]);s=[s[0]-l,s[1]+l];var u,c=[0,e[1]],d=[0,e[0]],f=[[e[0],0],[0,0]],p=[],g=d[1]/(i.count()-1),m=0,v=Math.round(i.count()/e[0]);i.each([a],function(t,e){if(v>0&&e%v)return void(m+=g);var n=null==t||isNaN(t)||""===t,i=n?0:h(t,s,c,!0);n&&!u&&e?(f.push([f[f.length-1][0],0]),p.push([p[p.length-1][0],0])):!n&&u&&(f.push([m,0]),p.push([m,0])),f.push([m,i]),p.push([m,i]),m+=g,u=n});var y=this.dataZoomModel;this._displayables.barGroup.add(new o.Polygon({shape:{points:f},style:r.defaults({fill:y.get("dataBackgroundColor")},y.getModel("dataBackground.areaStyle").getAreaStyle()),silent:!0,z2:-20})),this._displayables.barGroup.add(new o.Polyline({shape:{points:p},style:y.getModel("dataBackground.lineStyle").getLineStyle(),silent:!0,z2:-19}))}}},_prepareDataShadowInfo:function(){var t=this.dataZoomModel,e=t.get("showDataShadow");if(e!==!1){var n,o=this.ecModel;return t.eachTargetAxis(function(a,s){var l=t.getAxisProxy(a.name,s).getTargetSeriesModels();r.each(l,function(t){if(!(n||e!==!0&&r.indexOf(M,t.get("type"))<0)){var l,u=o.getComponent(a.axis,s).axis,h=i(a.name),c=t.coordinateSystem;null!=h&&c.getOtherAxis&&(l=c.getOtherAxis(u).inverse),n={thisAxis:u,series:t,thisDim:a.name,otherDim:h,otherAxisInverse:l}}},this)},this),n}},_renderHandle:function(){var t=this._displayables,e=t.handles=[],n=t.handleLabels=[],i=this._displayables.barGroup,r=this._size,a=this.dataZoomModel;i.add(t.filler=new l({draggable:!0,cursor:"move",drift:g(this._onDragMove,this,"all"),onmousemove:function(t){f.stop(t.event)},ondragstart:g(this._showDataInfo,this,!0),ondragend:g(this._onDragEnd,this),onmouseover:g(this._showDataInfo,this,!0),onmouseout:g(this._showDataInfo,this,!1),style:{fill:a.get("fillerColor"),textPosition:"inside"}})),i.add(new l(o.subPixelOptimizeRect({silent:!0,shape:{x:0,y:0,width:r[0],height:r[1]},style:{stroke:a.get("dataBackgroundColor")||a.get("borderColor"),lineWidth:y,fill:"rgba(0,0,0,0)"}})));var s=a.get("handleIcon");m([0,1],function(t){var r=o.makePath(s,{style:{strokeNoScale:!0},rectHover:!0,cursor:"vertical"===this._orient?"ns-resize":"ew-resize",draggable:!0,drift:g(this._onDragMove,this,t),onmousemove:function(t){f.stop(t.event)},ondragend:g(this._onDragEnd,this),onmouseover:g(this._showDataInfo,this,!0),onmouseout:g(this._showDataInfo,this,!1)},{x:-.5,y:0,width:1,height:1},"center"),l=r.getBoundingRect();this._handleHeight=u.parsePercent(a.get("handleSize"),this._size[1]),this._handleWidth=l.width/l.height*this._handleHeight,r.setStyle(a.getModel("handleStyle").getItemStyle());var h=a.get("handleColor");null!=h&&(r.style.fill=h),i.add(e[t]=r);var c=a.textStyleModel;this.group.add(n[t]=new o.Text({silent:!0,invisible:!0,style:{x:0,y:0,text:"",textVerticalAlign:"middle",textAlign:"center",fill:c.getTextColor(),textFont:c.getFont()},z2:10}))},this)},_resetInterval:function(){var t=this._range=this.dataZoomModel.getPercentRange(),e=this._getViewExtent();this._handleEnds=[h(t[0],[0,100],e,!0),h(t[1],[0,100],e,!0)]},_updateInterval:function(t,e){var n=this._handleEnds,i=this._getViewExtent();d(e,n,i,"all"===t||this.dataZoomModel.get("zoomLock")?"rigid":"cross",t),this._range=p([h(n[0],i,[0,100],!0),h(n[1],i,[0,100],!0)])},_updateView:function(t){var e=this._displayables,n=this._handleEnds,i=p(n.slice()),r=this._size;m([0,1],function(t){var i=e.handles[t],o=this._handleHeight;i.attr({scale:[o,o],position:[n[t],r[1]/2-o/2]})},this),e.filler.setShape({x:i[0],y:0,width:i[1]-i[0],height:r[1]}),this._updateDataInfo(t)},_updateDataInfo:function(t){function e(t){var e=o.getTransform(i.handles[t].parent,this.group),n=o.transformDirection(0===t?"right":"left",e),l=this._handleWidth/2+w,u=o.applyTransform([d[t]+(0===t?-l:l),this._size[1]/2],e);r[t].setStyle({x:u[0],y:u[1],textVerticalAlign:a===_?"middle":n,textAlign:a===_?n:"center",text:s[t]})}var n=this.dataZoomModel,i=this._displayables,r=i.handleLabels,a=this._orient,s=["",""];if(n.get("showDetail")){var l=n.findRepresentativeAxisProxy();if(l){var u=l.getAxisModel().axis,h=this._range,c=t?l.calculateDataWindow({start:h[0],end:h[1]}).valueWindow:l.getDataValueWindow();s=[this._formatLabel(c[0],u),this._formatLabel(c[1],u)]}}var d=p(this._handleEnds.slice());e.call(this,0),e.call(this,1)},_formatLabel:function(t,e){var n=this.dataZoomModel,i=n.get("labelFormatter"),o=n.get("labelPrecision");null!=o&&"auto"!==o||(o=e.getPixelPrecision());var a=null==t||isNaN(t)?"":"category"===e.type||"time"===e.type?e.scale.getLabel(Math.round(t)):t.toFixed(Math.min(o,20));return r.isFunction(i)?i(t,a):r.isString(i)?i.replace("{value}",a):a},_showDataInfo:function(t){t=this._dragging||t;var e=this._displayables.handleLabels;e[0].attr("invisible",!t),e[1].attr("invisible",!t)},_onDragMove:function(t,e,n){this._dragging=!0;var i=this._applyBarTransform([e,n],!0);this._updateInterval(t,i[0]);var r=this.dataZoomModel.get("realtime");this._updateView(!r),r&&r&&this._dispatchZoomAction()},_onDragEnd:function(){this._dragging=!1,this._showDataInfo(!1),this._dispatchZoomAction()},_dispatchZoomAction:function(){var t=this._range;this.api.dispatchAction({type:"dataZoom",from:this.uid,dataZoomId:this.dataZoomModel.id,start:t[0],end:t[1]})},_applyBarTransform:function(t,e){var n=this._displayables.barGroup.getLocalTransform();return o.applyTransform(t,n,e)},_findCoordRect:function(){var t;if(m(this.getTargetCoordInfo(),function(e){if(!t&&e.length){var n=e[0].model.coordinateSystem;t=n.getRect&&n.getRect()}}),!t){var e=this.api.getWidth(),n=this.api.getHeight();t={x:.2*e,y:.2*n,width:.6*e,height:.6*n}}return t}});t.exports=S},function(t,e,n){function i(t){var e=t.getZr();return e[p]||(e[p]={})}function r(t,e,n){var i=new c(t.getZr());return i.enable(),i.on("pan",f(a,n)),i.on("zoom",f(s,n)),i}function o(t){h.each(t,function(e,n){e.count||(e.controller.dispose(),delete t[n])})}function a(t,e,n,i,r,o,a){l(t,function(s){return s.panGetRange(t.controller,e,n,i,r,o,a)})}function s(t,e,n,i){l(t,function(r){return r.zoomGetRange(t.controller,e,n,i)})}function l(t,e){var n=[];h.each(t.dataZoomInfos,function(t){var i=e(t);i&&n.push({dataZoomId:t.dataZoomId,start:i[0],end:i[1]})}),t.dispatchAction(n)}function u(t,e){t.dispatchAction({type:"dataZoom",batch:e})}var h=n(1),c=n(93),d=n(37),f=h.curry,p="\0_ec_dataZoom_roams",g={register:function(t,e){var n=i(t),a=e.dataZoomId,s=e.coordId;h.each(n,function(t,n){var i=t.dataZoomInfos;i[a]&&h.indexOf(e.allCoordIds,s)<0&&(delete i[a],t.count--)}),o(n);var l=n[s];l||(l=n[s]={coordId:s,dataZoomInfos:{},count:0},l.controller=r(t,e,l),l.dispatchAction=h.curry(u,t)),l.controller.setPointerChecker(e.containsPoint),d.createOrUpdate(l,"dispatchAction",e.throttleRate,"fixRate"),!l.dataZoomInfos[a]&&l.count++,l.dataZoomInfos[a]=e},unregister:function(t,e){var n=i(t);h.each(n,function(t){t.controller.dispose();var n=t.dataZoomInfos;n[e]&&(delete n[e],t.count--)}),o(n)},shouldRecordRange:function(t,e){if(t&&"dataZoom"===t.type&&t.batch)for(var n=0,i=t.batch.length;n=0;f--)null==r[f]?r.splice(f,1):delete r[f].$action},_flatten:function(t,e,n){c.each(t,function(t){if(t){n&&(t.parentOption=n),e.push(t);var i=t.children;"group"===t.type&&i&&this._flatten(i,e,t),delete t.children}},this)},useElOptionsToUpdate:function(){var t=this._elOptionsToUpdate;return this._elOptionsToUpdate=null,t}});h.extendComponentView({type:"graphic",init:function(t,e){this._elMap={},this._lastGraphicModel},render:function(t,e,n){t!==this._lastGraphicModel&&this._clear(),this._lastGraphicModel=t,this._updateElements(t,n),this._relocate(t,n)},_updateElements:function(t,e){var n=t.useElOptionsToUpdate();if(n){var a=this._elMap,s=this.group;c.each(n,function(t){var e=t.$action,n=t.id,l=a[n],u=t.parentId,h=null!=u?a[u]:s;t.hv&&t.hv[1]&&"text"===t.type&&(t.style=c.defaults({textBaseline:"middle"},t.style),t.style.textVerticalAlign=null);var d=o(t);e&&"merge"!==e?"replace"===e?(r(l,a),i(n,h,d,a)):"remove"===e&&r(l,a):l?l.attr(d):i(n,h,d,a),a[n]&&(a[n].__ecGraphicWidth=t.width,a[n].__ecGraphicHeight=t.height)})}},_relocate:function(t,e){for(var n=t.option.elements,i=this.group,r=this._elMap,o=n.length-1;o>=0;o--){var a=n[o],s=r[a.id];if(s){var l=s.parent,u=l===i?{width:e.getWidth(),height:e.getHeight()}:{width:l.__ecGraphicWidth||0,height:l.__ecGraphicHeight||0};p.positionElement(s,a,u,null,{hv:a.hv,boundingMode:a.bounding})}}},_clear:function(){var t=this._elMap;c.each(t,function(e){r(e,t)}),this._elMap={}},dispose:function(){this._clear()}})},function(t,e,n){n(32),n(119),n(55)},function(t,e,n){n(210),n(212),n(211);var i=n(2);i.registerProcessor(n(213))},function(t,e,n){"use strict";var i=n(1),r=n(10),o=n(2).extendComponentModel({type:"legend",dependencies:["series"],layoutMode:{type:"box",ignoreSize:!0},init:function(t,e,n){this.mergeDefaultAndTheme(t,n),t.selected=t.selected||{}},mergeOption:function(t){o.superCall(this,"mergeOption",t)},optionUpdated:function(){this._updateData(this.ecModel);var t=this._data;if(t[0]&&"single"===this.get("selectedMode")){for(var e=!1,n=0;n=0},defaultOption:{zlevel:0,z:4,show:!0,orient:"horizontal",left:"center",top:"top",align:"auto",backgroundColor:"rgba(0,0,0,0)",borderColor:"#ccc",borderWidth:0,padding:5,itemGap:10,itemWidth:25,itemHeight:14,inactiveColor:"#ccc",textStyle:{color:"#333"},selectedMode:!0,tooltip:{show:!1}}});t.exports=o},function(t,e,n){function i(t,e){e.dispatchAction({type:"legendToggleSelect",name:t})}function r(t,e,n){var i=n.getZr().storage.getDisplayList()[0];i&&i.useHoverLayer||t.get("legendHoverLink")&&n.dispatchAction({type:"highlight",seriesName:t.name,name:e})}function o(t,e,n){var i=n.getZr().storage.getDisplayList()[0];i&&i.useHoverLayer||t.get("legendHoverLink")&&n.dispatchAction({type:"downplay",seriesName:t.name,name:e})}var a=n(1),s=n(24),l=n(3),u=n(129),h=a.curry;t.exports=n(2).extendComponentView({type:"legend",init:function(){ -this._symbolTypeStore={}},render:function(t,e,n){var s=this.group;if(s.removeAll(),t.get("show")){var c=t.get("selectedMode"),d=t.get("align");"auto"===d&&(d="right"===t.get("left")&&"vertical"===t.get("orient")?"right":"left");var f={};a.each(t.getData(),function(a){var u=a.get("name");if(""===u||"\n"===u)return void s.add(new l.Group({newline:!0}));var p=e.getSeriesByName(u)[0];if(!f[u])if(p){var g=p.getData(),m=g.getVisual("color");"function"==typeof m&&(m=m(p.getDataParams(0)));var v=g.getVisual("legendSymbol")||"roundRect",y=g.getVisual("symbol"),x=this._createItem(u,a,t,v,y,d,m,c);x.on("click",h(i,u,n)).on("mouseover",h(r,p,null,n)).on("mouseout",h(o,p,null,n)),f[u]=!0}else e.eachRawSeries(function(e){if(!f[u]&&e.legendDataProvider){var s=e.legendDataProvider(),l=s.indexOfName(u);if(l<0)return;var p=s.getItemVisual(l,"color"),g="roundRect",m=this._createItem(u,a,t,g,null,d,p,c);m.on("click",h(i,u,n)).on("mouseover",h(r,e,u,n)).on("mouseout",h(o,e,u,n)),f[u]=!0}},this)},this),u.layout(s,t,n),u.addBackground(s,t)}},_createItem:function(t,e,n,i,r,o,u,h){var c=n.get("itemWidth"),d=n.get("itemHeight"),f=n.get("inactiveColor"),p=n.isSelected(t),g=new l.Group,m=e.getModel("textStyle"),v=e.get("icon"),y=e.getModel("tooltip"),x=y.parentModel;if(i=v||i,g.add(s.createSymbol(i,0,0,c,d,p?u:f)),!v&&r&&(r!==i||"none"==r)){var _=.8*d;"none"===r&&(r="circle"),g.add(s.createSymbol(r,(c-_)/2,(d-_)/2,_,_,p?u:f))}var b="left"===o?c+5:-5,w=o,M=n.get("formatter"),S=t;"string"==typeof M&&M?S=M.replace("{name}",null!=t?t:""):"function"==typeof M&&(S=M(t));var T=new l.Text({style:{text:S,x:b,y:d/2,fill:p?m.getTextColor():f,textFont:m.getFont(),textAlign:w,textVerticalAlign:"middle"}});g.add(T);var A=new l.Rect({shape:g.getBoundingRect(),invisible:!0,tooltip:y.get("show")?a.extend({content:t,formatter:x.get("formatter",!0)||function(){return t},formatterParams:{componentType:"legend",legendIndex:n.componentIndex,name:t,$vars:["name"]}},y.option):null});return g.add(A),g.eachChild(function(t){t.silent=!0}),A.silent=!h,this.group.add(g),l.setHoverStyle(g),g}})},function(t,e,n){function i(t,e,n){var i,r={},a="toggleSelected"===t;return n.eachComponent("legend",function(n){a&&null!=i?n[i?"select":"unSelect"](e.name):(n[t](e.name),i=n.isSelected(e.name));var s=n.getData();o.each(s,function(t){var e=t.get("name");if("\n"!==e&&""!==e){var i=n.isSelected(e);e in r?r[e]=r[e]&&i:r[e]=i}})}),{name:e.name,selected:r}}var r=n(2),o=n(1);r.registerAction("legendToggleSelect","legendselectchanged",o.curry(i,"toggleSelected")),r.registerAction("legendSelect","legendselected",o.curry(i,"select")),r.registerAction("legendUnSelect","legendunselected",o.curry(i,"unSelect"))},function(t,e){t.exports=function(t){var e=t.findComponents({mainType:"legend"});e&&e.length&&t.filterSeries(function(t){for(var n=0;n=0&&"number"==typeof u&&(u=+u.toFixed(m)),p.coord[d]=g.coord[d]=u,i=[p,g,{type:o,valueIndex:i.valueIndex,value:u}]}return i=[c.dataTransform(t,i[0]),c.dataTransform(t,i[1]),l.extend({},i[2])],i[2].type=i[2].type||"",l.merge(i[2],i[0]),l.merge(i[2],i[1]),i};n(80).extend({type:"markLine",updateLayout:function(t,e,n){e.eachSeries(function(t){var e=t.markLineModel;if(e){var i=e.getData(),r=e.__from,o=e.__to;r.each(function(e){a(r,e,!0,t,n),a(o,e,!1,t,n)}),i.each(function(t){i.setItemLayout(t,[r.getItemLayout(t),o.getItemLayout(t)])}),this.markerGroupMap[t.name].updateLayout()}},this)},renderSeries:function(t,e,n,i){function r(e,n,r){var o=e.getItemModel(n);a(e,n,r,t,i),e.setItemVisual(n,{symbolSize:o.get("symbolSize")||x[r?0:1],symbol:o.get("symbol",!0)||y[r?0:1],color:o.get("itemStyle.normal.color")||h.getVisual("color")})}var o=t.coordinateSystem,u=t.name,h=t.getData(),c=this.markerGroupMap,f=c[u];f||(f=c[u]=new d),this.group.add(f.group);var p=s(o,t,e),g=p.from,m=p.to,v=p.line;e.__from=g,e.__to=m,e.setData(v);var y=e.get("symbol"),x=e.get("symbolSize");l.isArray(y)||(y=[y,y]),"number"==typeof x&&(x=[x,x]),p.from.each(function(t){r(g,t,!0),r(m,t,!1)}),v.each(function(t){var e=v.getItemModel(t).get("lineStyle.normal.color");v.setItemVisual(t,{color:e||g.getItemVisual(t,"color")}),v.setItemLayout(t,[g.getItemLayout(t),m.getItemLayout(t)]),v.setItemVisual(t,{fromSymbolSize:g.getItemVisual(t,"symbolSize"),fromSymbol:g.getItemVisual(t,"symbol"),toSymbolSize:m.getItemVisual(t,"symbolSize"),toSymbol:m.getItemVisual(t,"symbol")})}),f.updateData(v),p.line.eachItemGraphicEl(function(t,n){t.traverse(function(t){t.dataModel=e})}),f.__keep=!0,f.group.silent=e.get("silent")||t.get("silent")}})},function(t,e,n){t.exports=n(79).extend({type:"markPoint",defaultOption:{zlevel:0,z:5,symbol:"pin",symbolSize:50,tooltip:{trigger:"item"},label:{normal:{show:!0,position:"inside"},emphasis:{show:!0}},itemStyle:{normal:{borderWidth:2}}}})},function(t,e,n){function i(t,e,n){var i=e.coordinateSystem;t.each(function(r){var o,a=t.getItemModel(r),l=s.parsePercent(a.get("x"),n.getWidth()),u=s.parsePercent(a.get("y"),n.getHeight());if(isNaN(l)||isNaN(u)){if(e.getMarkerPosition)o=e.getMarkerPosition(t.getValues(t.dimensions,r));else if(i){var h=t.get(i.dimensions[0],r),c=t.get(i.dimensions[1],r);o=i.dataToPoint([h,c])}}else o=[l,u];isNaN(l)||(o[0]=l),isNaN(u)||(o[1]=u),t.setItemLayout(r,o)})}function r(t,e,n){var i;i=t?a.map(t&&t.dimensions,function(t){var n=e.getData().getDimensionInfo(e.coordDimToDataDim(t)[0])||{};return n.name=t,n}):[{name:"value",type:"float"}];var r=new l(i,n),o=a.map(n.get("data"),a.curry(u.dataTransform,e));return t&&(o=a.filter(o,a.curry(u.dataFilter,t))),r.initData(o,null,t?u.dimValueGetter:function(t){return t.value}),r}var o=n(44),a=n(1),s=n(4),l=n(14),u=n(81);n(80).extend({type:"markPoint",updateLayout:function(t,e,n){e.eachSeries(function(t){var e=t.markPointModel;e&&(i(e.getData(),t,n),this.markerGroupMap[t.name].updateLayout(e))},this)},renderSeries:function(t,e,n,a){var s=t.coordinateSystem,l=t.name,u=t.getData(),h=this.markerGroupMap,c=h[l];c||(c=h[l]=new o);var d=r(s,t,e);e.setData(d),i(e.getData(),t,a),d.each(function(t){var n=d.getItemModel(t),i=n.getShallow("symbolSize");"function"==typeof i&&(i=i(e.getRawValue(t),e.getDataParams(t))),d.setItemVisual(t,{symbolSize:i,color:n.get("itemStyle.normal.color")||u.getVisual("color"),symbol:n.getShallow("symbol")})}),c.updateData(d),this.group.add(c.group),d.eachItemGraphicEl(function(t){t.traverse(function(t){t.dataModel=e})}),c.__keep=!0,c.group.silent=e.get("silent")||t.get("silent")}})},function(t,e,n){"use strict";var i=n(2),r=n(3),o=n(12);i.extendComponentModel({type:"title",layoutMode:{type:"box",ignoreSize:!0},defaultOption:{zlevel:0,z:6,show:!0,text:"",target:"blank",subtext:"",subtarget:"blank",left:0,top:0,backgroundColor:"rgba(0,0,0,0)",borderColor:"#ccc",borderWidth:0,padding:5,itemGap:10,textStyle:{fontSize:18,fontWeight:"bolder",color:"#333"},subtextStyle:{color:"#aaa"}}}),i.extendComponentView({type:"title",render:function(t,e,n){if(this.group.removeAll(),t.get("show")){var i=this.group,a=t.getModel("textStyle"),s=t.getModel("subtextStyle"),l=t.get("textAlign"),u=t.get("textBaseline"),h=new r.Text({style:{text:t.get("text"),textFont:a.getFont(),fill:a.getTextColor()},z2:10}),c=h.getBoundingRect(),d=t.get("subtext"),f=new r.Text({style:{text:d,textFont:s.getFont(),fill:s.getTextColor(),y:c.height+t.get("itemGap"),textBaseline:"top"},z2:10}),p=t.get("link"),g=t.get("sublink");h.silent=!p,f.silent=!g,p&&h.on("click",function(){window.open(p,"_"+t.get("target"))}),g&&f.on("click",function(){window.open(g,"_"+t.get("subtarget"))}),i.add(h),d&&i.add(f);var m=i.getBoundingRect(),v=t.getBoxLayoutParams();v.width=m.width,v.height=m.height;var y=o.getLayoutRect(v,{width:n.getWidth(),height:n.getHeight()},t.get("padding"));l||(l=t.get("left")||t.get("right"),"middle"===l&&(l="center"),"right"===l?y.x+=y.width:"center"===l&&(y.x+=y.width/2)),u||(u=t.get("top")||t.get("bottom"),"center"===u&&(u="middle"),"bottom"===u?y.y+=y.height:"middle"===u&&(y.y+=y.height/2),u=u||"top"),i.attr("position",[y.x,y.y]);var x={textAlign:l,textVerticalAlign:u};h.setStyle(x),f.setStyle(x),m=i.getBoundingRect();var _=y.margin,b=t.getItemStyle(["color","opacity"]);b.fill=t.get("backgroundColor");var w=new r.Rect({shape:{x:m.x-_[3],y:m.y-_[0],width:m.width+_[1]+_[3],height:m.height+_[0]+_[2]},style:b,silent:!0});r.subPixelOptimizeRect(w),i.add(w)}}})},function(t,e,n){n(225),n(226),n(231),n(229),n(227),n(228),n(230)},function(t,e,n){var i=n(29),r=n(1),o=n(2).extendComponentModel({type:"toolbox",layoutMode:{type:"box",ignoreSize:!0},mergeDefaultAndTheme:function(t){o.superApply(this,"mergeDefaultAndTheme",arguments),r.each(this.option.feature,function(t,e){var n=i.get(e);n&&r.merge(t,n.defaultOption)})},defaultOption:{show:!0,z:6,zlevel:0,orient:"horizontal",left:"right",top:"top",backgroundColor:"transparent",borderColor:"#ccc",borderWidth:0,padding:5,itemSize:15,itemGap:8,showTitle:!0,iconStyle:{normal:{borderColor:"#666",color:"none"},emphasis:{borderColor:"#3E98C5"}}}});t.exports=o},function(t,e,n){(function(e){function i(t){return 0===t.indexOf("my")}var r=n(29),o=n(1),a=n(3),s=n(10),l=n(48),u=n(129),h=n(17);t.exports=n(2).extendComponentView({type:"toolbox",render:function(t,e,n,c){function d(o,a){var l,u=y[o],h=y[a],d=m[u],p=new s(d,t,t.ecModel);if(u&&!h){if(i(u))l={model:p,onclick:p.option.onclick,featureName:u};else{var g=r.get(u);if(!g)return;l=new g(p,e,n)}v[u]=l}else{if(l=v[h],!l)return;l.model=p,l.ecModel=e,l.api=n}return!u&&h?void(l.dispose&&l.dispose(e,n)):!p.get("show")||l.unusable?void(l.remove&&l.remove(e,n)):(f(p,l,u),p.setIconStatus=function(t,e){var n=this.option,i=this.iconPaths;n.iconStatus=n.iconStatus||{},n.iconStatus[t]=e,i[t]&&i[t].trigger(e)},void(l.render&&l.render(p,e,n,c)))}function f(i,r,s){var l=i.getModel("iconStyle"),u=r.getIcons?r.getIcons():i.get("icon"),h=i.get("title")||{};if("string"==typeof u){var c=u,d=h;u={},h={},u[s]=c,h[s]=d}var f=i.iconPaths={};o.each(u,function(s,u){var c=l.getModel("normal").getItemStyle(),d=l.getModel("emphasis").getItemStyle(),m={x:-g/2,y:-g/2,width:g,height:g},v=0===s.indexOf("image://")?(m.image=s.slice(8),new a.Image({style:m})):a.makePath(s.replace("path://",""),{style:c,hoverStyle:d,rectHover:!0},m,"center");a.setHoverStyle(v),t.get("showTitle")&&(v.__title=h[u],v.on("mouseover",function(){var t=l.getModel("emphasis").getItemStyle();v.setStyle({text:h[u],textPosition:t.textPosition||"bottom",textFill:t.fill||t.stroke||"#000",textAlign:t.textAlign||"center"})}).on("mouseout",function(){v.setStyle({textFill:null})})),v.trigger(i.get("iconStatus."+u)||"normal"),p.add(v),v.on("click",o.bind(r.onclick,r,e,n,u)),f[u]=v})}var p=this.group;if(p.removeAll(),t.get("show")){var g=+t.get("itemSize"),m=t.get("feature")||{},v=this._features||(this._features={}),y=[];o.each(m,function(t,e){y.push(e)}),new l(this._featureNames||[],y).add(d).update(d).remove(o.curry(d,null)).execute(),this._featureNames=y,u.layout(p,t,n),u.addBackground(p,t),p.eachChild(function(t){var e=t.__title,i=t.hoverStyle;if(i&&e){var r=h.getBoundingRect(e,i.font),o=t.position[0]+p.position[0],a=t.position[1]+p.position[1]+g,s=!1;a+r.height>n.getHeight()&&(i.textPosition="top",s=!0);var l=s?-5-r.height:g+8;o+r.width/2>n.getWidth()?(i.textPosition=["100%",l],i.textAlign="right"):o-r.width/2<0&&(i.textPosition=[0,l],i.textAlign="left")}})}},updateView:function(t,e,n,i){o.each(this._features,function(t){t.updateView&&t.updateView(t.model,e,n,i)})},updateLayout:function(t,e,n,i){o.each(this._features,function(t){t.updateLayout&&t.updateLayout(t.model,e,n,i)})},remove:function(t,e){o.each(this._features,function(n){n.remove&&n.remove(t,e)}),this.group.removeAll()},dispose:function(t,e){o.each(this._features,function(n){n.dispose&&n.dispose(t,e)})}})}).call(e,n(188))},function(t,e,n){function i(t){var e={},n=[],i=[];return t.eachRawSeries(function(t){var r=t.coordinateSystem;if(!r||"cartesian2d"!==r.type&&"polar"!==r.type)n.push(t);else{var o=r.getBaseAxis();if("category"===o.type){var a=o.dim+"_"+o.index;e[a]||(e[a]={categoryAxis:o,valueAxis:r.getOtherAxis(o),series:[]},i.push({axisDim:o.dim,axisIndex:o.index})),e[a].series.push(t)}else n.push(t)}}),{seriesGroupByCategoryAxis:e,other:n,meta:i}}function r(t){var e=[];return p.each(t,function(t,n){var i=t.categoryAxis,r=t.valueAxis,o=r.dim,a=[" "].concat(p.map(t.series,function(t){return t.name})),s=[i.model.getCategories()];p.each(t.series,function(t){s.push(t.getRawData().mapArray(o,function(t){return t}))});for(var l=[a.join(v)],u=0;u=0)return!0}function u(t){for(var e=t.split(/\n+/g),n=s(e.shift()).split(y),i=[],r=p.map(n,function(t){return{name:t,data:[]}}),o=0;o1?"emphasis":"normal")}function a(t,e,n,i,o){var a=n._isZoomActive;i&&"takeGlobalCursor"===i.type&&(a="dataZoomSelect"===i.key&&i.dataZoomSelectActive),n._isZoomActive=a,t.setIconStatus("zoom",a?"emphasis":"normal");var s=new u(r(t.option),e,{include:["grid"]});n._brushController.setPanels(s.makePanelOpts(o,function(t){return t.xAxisDeclared&&!t.yAxisDeclared?"lineX":!t.xAxisDeclared&&t.yAxisDeclared?"lineY":"rect"})).enableBrush(!!a&&{brushType:"auto",brushStyle:{lineWidth:0,fill:"rgba(0,0,0,0.2)"}})}var s=n(1),l=n(126),u=n(184),h=n(124),c=s.each;n(206);var d="\0_ec_\0toolbox-dataZoom_";i.defaultOption={show:!0,icon:{zoom:"M0,13.5h26.9 M13.5,26.9V0 M32.1,13.5H58V58H13.5 V32.1",back:"M22,1.4L9.9,13.5l12.3,12.3 M10.3,13.5H54.9v44.6 H10.3v-26"},title:{zoom:"区域缩放",back:"区域缩放还原"}};var f=i.prototype;f.render=function(t,e,n,i){this.model=t,this.ecModel=e,this.api=n,a(t,e,this,i,n),o(t,e)},f.onclick=function(t,e,n){p[n].call(this)},f.remove=function(t,e){this._brushController.unmount()},f.dispose=function(t,e){this._brushController.dispose()};var p={zoom:function(){var t=!this._isZoomActive;this.api.dispatchAction({type:"takeGlobalCursor",key:"dataZoomSelect",dataZoomSelectActive:t})},back:function(){this._dispatchZoomAction(h.pop(this.ecModel))}};f._onBrush=function(t,e){function n(t,e,n){var r=i(t,e.getAxis(t).model,a);r&&(o[r.id]={dataZoomId:r.id,startValue:n[0],endValue:n[1]})}function i(t,e,n){var i;return n.eachComponent({mainType:"dataZoom",subType:"select"},function(n){var r=n.getAxisModel(t,e.componentIndex);r&&(i=n)}),i}if(e.isEnd&&t.length){var o={},a=this.ecModel;this._brushController.updateCovers([]);var s=new u(r(this.model.option),a,{include:["grid"]});s.matchOutputRanges(t,a,function(t,e,i){if("cartesian2d"===i.type){var r=t.brushType;"rect"===r?(n("x",i,e[0]),n("y",i,e[1])):n({lineX:"x",lineY:"y"}[r],i,e)}}),h.push(a,o),this._dispatchZoomAction(o)}},f._dispatchZoomAction=function(t){var e=[];c(t,function(t,n){e.push(s.clone(t))}),e.length&&this.api.dispatchAction({type:"dataZoom",from:this.uid,batch:e})},n(29).register("dataZoom",i),n(2).registerPreprocessor(function(t){function e(t,e){if(e){var r=t+"Index",o=e[r];null==o||"all"==o||s.isArray(o)||(o=o===!1||"none"===o?[]:[o]),n(t,function(e,n){if(null==o||"all"==o||s.indexOf(o,n)!==-1){var a={type:"select",$fromToolbox:!0,id:d+t+n};a[r]=n,i.push(a)}})}}function n(e,n){var i=t[e];s.isArray(i)||(i=i?[i]:[]),c(i,n)}if(t){var i=t.dataZoom||(t.dataZoom=[]);s.isArray(i)||(t.dataZoom=i=[i]);var r=t.toolbox;if(r&&(s.isArray(r)&&(r=r[0]),r&&r.feature)){var o=r.feature.dataZoom;e("xAxis",o),e("yAxis",o)}}}),t.exports=i},function(t,e,n){"use strict";function i(t){this.model=t}var r=n(1);i.defaultOption={show:!0,type:[],icon:{line:"M4.1,28.9h7.1l9.3-22l7.4,38l9.7-19.7l3,12.8h14.9M4.1,58h51.4",bar:"M6.7,22.9h10V48h-10V22.9zM24.9,13h10v35h-10V13zM43.2,2h10v46h-10V2zM3.1,58h53.7",stack:"M8.2,38.4l-8.4,4.1l30.6,15.3L60,42.5l-8.1-4.1l-21.5,11L8.2,38.4z M51.9,30l-8.1,4.2l-13.4,6.9l-13.9-6.9L8.2,30l-8.4,4.2l8.4,4.2l22.2,11l21.5-11l8.1-4.2L51.9,30z M51.9,21.7l-8.1,4.2L35.7,30l-5.3,2.8L24.9,30l-8.4-4.1l-8.3-4.2l-8.4,4.2L8.2,30l8.3,4.2l13.9,6.9l13.4-6.9l8.1-4.2l8.1-4.1L51.9,21.7zM30.4,2.2L-0.2,17.5l8.4,4.1l8.3,4.2l8.4,4.2l5.5,2.7l5.3-2.7l8.1-4.2l8.1-4.2l8.1-4.1L30.4,2.2z",tiled:"M2.3,2.2h22.8V25H2.3V2.2z M35,2.2h22.8V25H35V2.2zM2.3,35h22.8v22.8H2.3V35z M35,35h22.8v22.8H35V35z"},title:{line:"切换为折线图",bar:"切换为柱状图",stack:"切换为堆叠",tiled:"切换为平铺"},option:{},seriesIndex:{}};var o=i.prototype;o.getIcons=function(){var t=this.model,e=t.get("icon"),n={};return r.each(t.get("type"),function(t){e[t]&&(n[t]=e[t])}),n};var a={line:function(t,e,n,i){if("bar"===t)return r.merge({id:e,type:"line",data:n.get("data"),stack:n.get("stack"),markPoint:n.get("markPoint"),markLine:n.get("markLine")},i.get("option.line")||{},!0)},bar:function(t,e,n,i){if("line"===t)return r.merge({id:e,type:"bar",data:n.get("data"),stack:n.get("stack"),markPoint:n.get("markPoint"),markLine:n.get("markLine")},i.get("option.bar")||{},!0)},stack:function(t,e,n,i){if("line"===t||"bar"===t)return r.merge({id:e,stack:"__ec_magicType_stack__"},i.get("option.stack")||{},!0)},tiled:function(t,e,n,i){if("line"===t||"bar"===t)return r.merge({id:e,stack:""},i.get("option.tiled")||{},!0)}},s=[["line","bar"],["stack","tiled"]];o.onclick=function(t,e,n){var i=this.model,o=i.get("seriesIndex."+n);if(a[n]){var l={series:[]},u=function(e){var o=e.subType,s=e.id,u=a[n](o,s,e,i);u&&(r.defaults(u,e.option),l.series.push(u));var h=e.coordinateSystem;if(h&&"cartesian2d"===h.type&&("line"===n||"bar"===n)){var c=h.getAxesByScale("ordinal")[0];if(c){var d=c.dim,f=d+"Axis",p=t.queryComponents({mainType:f,index:e.get(name+"Index"),id:e.get(name+"Id")})[0],g=p.componentIndex;l[f]=l[f]||[];for(var m=0;m<=g;m++)l[f][g]=l[f][g]||{};l[f][g].boundaryGap="bar"===n}}};r.each(s,function(t){r.indexOf(t,n)>=0&&r.each(t,function(t){i.setIconStatus(t,"normal")})}),i.setIconStatus(n,"emphasis"),t.eachComponent({mainType:"series",query:null==o?null:{seriesIndex:o}},u),e.dispatchAction({type:"changeMagicType",currentType:n,newOption:l})}};var l=n(2);l.registerAction({type:"changeMagicType",event:"magicTypeChanged",update:"prepareAndUpdate"},function(t,e){e.mergeOption(t.newOption)}),n(29).register("magicType",i),t.exports=i},function(t,e,n){"use strict";function i(t){this.model=t}var r=n(124);i.defaultOption={show:!0,icon:"M3.8,33.4 M47,18.9h9.8V8.7 M56.3,20.1 C52.1,9,40.5,0.6,26.8,2.1C12.6,3.7,1.6,16.2,2.1,30.6 M13,41.1H3.1v10.2 M3.7,39.9c4.2,11.1,15.8,19.5,29.5,18 c14.2-1.6,25.2-14.1,24.7-28.5",title:"还原"};var o=i.prototype;o.onclick=function(t,e,n){r.clear(t),e.dispatchAction({type:"restore",from:this.uid})},n(29).register("restore",i),n(2).registerAction({type:"restore",event:"restore",update:"prepareAndUpdate"},function(t,e){e.resetOption("recreate")}),t.exports=i},function(t,e,n){function i(t){this.model=t}var r=n(9);i.defaultOption={show:!0,icon:"M4.7,22.9L29.3,45.5L54.7,23.4M4.6,43.6L4.6,58L53.8,58L53.8,43.6M29.2,45.1L29.2,0",title:"保存为图片",type:"png",name:"",excludeComponents:["toolbox"],pixelRatio:1,lang:["右键另存为图片"]},i.prototype.unusable=!r.canvasSupported;var o=i.prototype;o.onclick=function(t,e){var n=this.model,i=n.get("name")||t.get("title.0.text")||"echarts",o=document.createElement("a"),a=n.get("type",!0)||"png";o.download=i+"."+a,o.target="_blank";var s=e.getConnectedDataURL({type:a,backgroundColor:n.get("backgroundColor",!0)||t.get("backgroundColor")||"#fff",excludeComponents:n.get("excludeComponents"),pixelRatio:n.get("pixelRatio")});if(o.href=s,"function"!=typeof 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i=e.symbolType,r=iw[i];"none"!==e.symbolType&&(r||(r=iw[i="rect"]),nw[i](e.x,e.y,e.width,e.height,r.shape),r.buildPath(t,r.shape,n))}}),ow={isDimensionStacked:Ps,enableDataStack:ks,getStackedDimension:Ls},aw=(Object.freeze||Object)({createList:function(t){return Os(t.getSource(),t)},getLayoutRect:Gr,dataStack:ow,createScale:function(t,e){var n=e;pr.isInstance(e)||h(n=new pr(e),K_);var i=rl(n);return i.setExtent(t[0],t[1]),il(i,n),i},mixinAxisModelCommonMethods:function(t){h(t,K_)},completeDimensions:Ts,createDimensions:C_,createSymbol:cl}),sw=1e-8;pl.prototype={constructor:pl,properties:null,getBoundingRect:function(){var t=this._rect;if(t)return t;for(var e=Number.MAX_VALUE,n=[e,e],i=[-e,-e],r=[],o=[],a=this.geometries,s=0;s0}),function(t){var e=t.properties,n=t.geometry,i=n.coordinates,r=[];"Polygon"===n.type&&r.push({type:"polygon",exterior:i[0],interiors:i.slice(1)}),"MultiPolygon"===n.type&&d(i,function(t){t[0]&&r.push({type:"polygon",exterior:t[0],interiors:t.slice(1)})});var 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e=(t=t||{}).tickModel||this.getTickModel(),n=yl(this,e),i=f(n.ticks,function(t){return{coord:this.dataToCoord(t),tickValue:t}},this),r=e.get("alignWithLabel");return Ol(this,i,n.tickCategoryInterval,r,t.clamp),i},getViewLabels:function(){return vl(this).labels},getLabelModel:function(){return this.model.getModel("axisLabel")},getTickModel:function(){return this.model.getModel("axisTick")},getBandWidth:function(){var t=this._extent,e=this.scale.getExtent(),n=e[1]-e[0]+(this.onBand?1:0);0===n&&(n=1);var i=Math.abs(t[1]-t[0]);return Math.abs(i)/n},isHorizontal:null,getRotate:null,calculateCategoryInterval:function(){return Tl(this)}};var dw=lw,fw={};d(["map","each","filter","indexOf","inherits","reduce","filter","bind","curry","isArray","isString","isObject","isFunction","extend","defaults","clone","merge"],function(t){fw[t]=Np[t]}),cx.extend({type:"series.line",dependencies:["grid","polar"],getInitialData:function(t,e){return Os(this.getSource(),this)},defaultOption:{zlevel:0,z:2,coordinateSystem:"cartesian2d",legendHoverLink:!0,hoverAnimation:!0,clipOverflow:!0,label:{position:"top"},lineStyle:{width:2,type:"solid"},step:!1,smooth:!1,smoothMonotone:null,symbol:"emptyCircle",symbolSize:4,symbolRotate:null,showSymbol:!0,showAllSymbol:"auto",connectNulls:!1,sampling:"none",animationEasing:"linear",progressive:0,hoverLayerThreshold:1/0}});var pw=El.prototype,gw=El.getSymbolSize=function(t,e){var n=t.getItemVisual(e,"symbolSize");return n instanceof Array?n.slice():[+n,+n]};pw._createSymbol=function(t,e,n,i,r){this.removeAll();var o=cl(t,-1,-1,2,2,e.getItemVisual(n,"color"),r);o.attr({z2:100,culling:!0,scale:Nl(i)}),o.drift=Rl,this._symbolType=t,this.add(o)},pw.stopSymbolAnimation=function(t){this.childAt(0).stopAnimation(t)},pw.getSymbolPath=function(){return this.childAt(0)},pw.getScale=function(){return this.childAt(0).scale},pw.highlight=function(){this.childAt(0).trigger("emphasis")},pw.downplay=function(){this.childAt(0).trigger("normal")},pw.setZ=function(t,e){var n=this.childAt(0);n.zlevel=t,n.z=e},pw.setDraggable=function(t){var e=this.childAt(0);e.draggable=t,e.cursor=t?"move":"pointer"},pw.updateData=function(t,e,n){this.silent=!1;var i=t.getItemVisual(e,"symbol")||"circle",r=t.hostModel,o=gw(t,e),a=i!==this._symbolType;if(a){var s=t.getItemVisual(e,"symbolKeepAspect");this._createSymbol(i,t,e,o,s)}else(l=this.childAt(0)).silent=!1,ar(l,{scale:Nl(o)},r,e);if(this._updateCommon(t,e,o,n),a){var l=this.childAt(0),u=n&&n.fadeIn,h={scale:l.scale.slice()};u&&(h.style={opacity:l.style.opacity}),l.scale=[0,0],u&&(l.style.opacity=0),sr(l,h,r,e)}this._seriesModel=r};var mw=["itemStyle"],vw=["emphasis","itemStyle"],yw=["label"],xw=["emphasis","label"];pw._updateCommon=function(t,e,n,i){var r=this.childAt(0),a=t.hostModel,s=t.getItemVisual(e,"color");"image"!==r.type&&r.useStyle({strokeNoScale:!0});var l=i&&i.itemStyle,u=i&&i.hoverItemStyle,h=i&&i.symbolRotate,c=i&&i.symbolOffset,d=i&&i.labelModel,f=i&&i.hoverLabelModel,p=i&&i.hoverAnimation,g=i&&i.cursorStyle;if(!i||t.hasItemOption){var m=i&&i.itemModel?i.itemModel:t.getItemModel(e);l=m.getModel(mw).getItemStyle(["color"]),u=m.getModel(vw).getItemStyle(),h=m.getShallow("symbolRotate"),c=m.getShallow("symbolOffset"),d=m.getModel(yw),f=m.getModel(xw),p=m.getShallow("hoverAnimation"),g=m.getShallow("cursor")}else u=o({},u);var v=r.style;r.attr("rotation",(h||0)*Math.PI/180||0),c&&r.attr("position",[_r(c[0],n[0]),_r(c[1],n[1])]),g&&r.attr("cursor",g),r.setColor(s,i&&i.symbolInnerColor),r.setStyle(l);var y=t.getItemVisual(e,"opacity");null!=y&&(v.opacity=y);var x=t.getItemVisual(e,"liftZ"),_=r.__z2Origin;null!=x?null==_&&(r.__z2Origin=r.z2,r.z2+=x):null!=_&&(r.z2=_,r.__z2Origin=null);var w=i&&i.useNameLabel;$i(v,u,d,f,{labelFetcher:a,labelDataIndex:e,defaultText:function(e,n){return w?t.getName(e):zl(t,e)},isRectText:!0,autoColor:s}),r.off("mouseover").off("mouseout").off("emphasis").off("normal"),r.hoverStyle=u,qi(r);var b=Nl(n);if(p&&a.isAnimationEnabled()){var M=function(){if(!this.incremental){var t=b[1]/b[0];this.animateTo({scale:[Math.max(1.1*b[0],b[0]+3),Math.max(1.1*b[1],b[1]+3*t)]},400,"elasticOut")}},S=function(){this.incremental||this.animateTo({scale:b},400,"elasticOut")};r.on("mouseover",M).on("mouseout",S).on("emphasis",M).on("normal",S)}},pw.fadeOut=function(t,e){var n=this.childAt(0);this.silent=n.silent=!0,!(e&&e.keepLabel)&&(n.style.text=null),ar(n,{style:{opacity:0},scale:[0,0]},this._seriesModel,this.dataIndex,t)},u(El,Sg);var _w=Bl.prototype;_w.updateData=function(t,e){e=Fl(e);var n=this.group,i=t.hostModel,r=this._data,o=this._symbolCtor,a=Hl(t);r||n.removeAll(),t.diff(r).add(function(i){var r=t.getItemLayout(i);if(Vl(t,r,i,e)){var s=new o(t,i,a);s.attr("position",r),t.setItemGraphicEl(i,s),n.add(s)}}).update(function(s,l){var u=r.getItemGraphicEl(l),h=t.getItemLayout(s);Vl(t,h,s,e)?(u?(u.updateData(t,s,a),ar(u,{position:h},i)):(u=new o(t,s)).attr("position",h),n.add(u),t.setItemGraphicEl(s,u)):n.remove(u)}).remove(function(t){var e=r.getItemGraphicEl(t);e&&e.fadeOut(function(){n.remove(e)})}).execute(),this._data=t},_w.isPersistent=function(){return!0},_w.updateLayout=function(){var t=this._data;t&&t.eachItemGraphicEl(function(e,n){var i=t.getItemLayout(n);e.attr("position",i)})},_w.incrementalPrepareUpdate=function(t){this._seriesScope=Hl(t),this._data=null,this.group.removeAll()},_w.incrementalUpdate=function(t,e,n){n=Fl(n);for(var i=t.start;i0&&Xl(n[r-1]);r--);for(;i0&&Xl(n[o-1]);o--);for(;r=0){var a=r.getItemGraphicEl(o);if(!a){var s=r.getItemLayout(o);if(!s)return;(a=new El(r,o)).position=s,a.setZ(t.get("zlevel"),t.get("z")),a.ignore=isNaN(s[0])||isNaN(s[1]),a.__temp=!0,r.setItemGraphicEl(o,a),a.stopSymbolAnimation(!0),this.group.add(a)}a.highlight()}else ra.prototype.highlight.call(this,t,e,n,i)},downplay:function(t,e,n,i){var r=t.getData(),o=Tn(r,i);if(null!=o&&o>=0){var a=r.getItemGraphicEl(o);a&&(a.__temp?(r.setItemGraphicEl(o,null),this.group.remove(a)):a.downplay())}else ra.prototype.downplay.call(this,t,e,n,i)},_newPolyline:function(t){var e=this._polyline;return e&&this._lineGroup.remove(e),e=new Aw({shape:{points:t},silent:!0,z2:10}),this._lineGroup.add(e),this._polyline=e,e},_newPolygon:function(t,e){var n=this._polygon;return n&&this._lineGroup.remove(n),n=new kw({shape:{points:t,stackedOnPoints:e},silent:!0}),this._lineGroup.add(n),this._polygon=n,n},_updateAnimation:function(t,e,n,i,r,o){var a=this._polyline,s=this._polygon,l=t.hostModel,u=ww(this._data,t,this._stackedOnPoints,e,this._coordSys,n,this._valueOrigin,o),h=u.current,c=u.stackedOnCurrent,d=u.next,f=u.stackedOnNext;r&&(h=ru(u.current,n,r),c=ru(u.stackedOnCurrent,n,r),d=ru(u.next,n,r),f=ru(u.stackedOnNext,n,r)),a.shape.__points=u.current,a.shape.points=h,ar(a,{shape:{points:d}},l),s&&(s.setShape({points:h,stackedOnPoints:c}),ar(s,{shape:{points:d,stackedOnPoints:f}},l));for(var p=[],g=u.status,m=0;me&&(e=t[n]);return isFinite(e)?e:NaN},min:function(t){for(var e=1/0,n=0;ne[1]&&e.reverse(),e},getOtherAxis:function(){this.grid.getOtherAxis()},pointToData:function(t,e){return this.coordToData(this.toLocalCoord(t["x"===this.dim?0:1]),e)},toLocalCoord:null,toGlobalCoord:null},u(Nw,cw);var Rw={show:!0,zlevel:0,z:0,inverse:!1,name:"",nameLocation:"end",nameRotate:null,nameTruncate:{maxWidth:null,ellipsis:"...",placeholder:"."},nameTextStyle:{},nameGap:15,silent:!1,triggerEvent:!1,tooltip:{show:!1},axisPointer:{},axisLine:{show:!0,onZero:!0,onZeroAxisIndex:null,lineStyle:{color:"#333",width:1,type:"solid"},symbol:["none","none"],symbolSize:[10,15]},axisTick:{show:!0,inside:!1,length:5,lineStyle:{width:1}},axisLabel:{show:!0,inside:!1,rotate:0,showMinLabel:null,showMaxLabel:null,margin:8,fontSize:12},splitLine:{show:!0,lineStyle:{color:["#ccc"],width:1,type:"solid"}},splitArea:{show:!1,areaStyle:{color:["rgba(250,250,250,0.3)","rgba(200,200,200,0.3)"]}}},Bw={};Bw.categoryAxis=i({boundaryGap:!0,deduplication:null,splitLine:{show:!1},axisTick:{alignWithLabel:!1,interval:"auto"},axisLabel:{interval:"auto"}},Rw),Bw.valueAxis=i({boundaryGap:[0,0],splitNumber:5},Rw),Bw.timeAxis=a({scale:!0,min:"dataMin",max:"dataMax"},Bw.valueAxis),Bw.logAxis=a({scale:!0,logBase:10},Bw.valueAxis);var Vw=["value","category","time","log"],Fw=function(t,e,n,o){d(Vw,function(a){e.extend({type:t+"Axis."+a,mergeDefaultAndTheme:function(e,r){var o=this.layoutMode,s=o?Ur(e):{};i(e,r.getTheme().get(a+"Axis")),i(e,this.getDefaultOption()),e.type=n(t,e),o&&Zr(e,s,o)},optionUpdated:function(){"category"===this.option.type&&(this.__ordinalMeta=Rs.createByAxisModel(this))},getCategories:function(t){var e=this.option;if("category"===e.type)return t?e.data:this.__ordinalMeta.categories},getOrdinalMeta:function(){return this.__ordinalMeta},defaultOption:r([{},Bw[a+"Axis"],o],!0)})}),Iy.registerSubTypeDefaulter(t+"Axis",v(n,t))},Hw=Iy.extend({type:"cartesian2dAxis",axis:null,init:function(){Hw.superApply(this,"init",arguments),this.resetRange()},mergeOption:function(){Hw.superApply(this,"mergeOption",arguments),this.resetRange()},restoreData:function(){Hw.superApply(this,"restoreData",arguments),this.resetRange()},getCoordSysModel:function(){return this.ecModel.queryComponents({mainType:"grid",index:this.option.gridIndex,id:this.option.gridId})[0]}});i(Hw.prototype,K_);var Gw={offset:0};Fw("x",Hw,hu,Gw),Fw("y",Hw,hu,Gw),Iy.extend({type:"grid",dependencies:["xAxis","yAxis"],layoutMode:"box",coordinateSystem:null,defaultOption:{show:!1,zlevel:0,z:0,left:"10%",top:60,right:"10%",bottom:60,containLabel:!1,backgroundColor:"rgba(0,0,0,0)",borderWidth:1,borderColor:"#ccc"}});var Ww=du.prototype;Ww.type="grid",Ww.axisPointerEnabled=!0,Ww.getRect=function(){return this._rect},Ww.update=function(t,e){var n=this._axesMap;this._updateScale(t,this.model),d(n.x,function(t){il(t.scale,t.model)}),d(n.y,function(t){il(t.scale,t.model)}),d(n.x,function(t){fu(n,"y",t)}),d(n.y,function(t){fu(n,"x",t)}),this.resize(this.model,e)},Ww.resize=function(t,e,n){function i(){d(o,function(t){var e=t.isHorizontal(),n=e?[0,r.width]:[0,r.height],i=t.inverse?1:0;t.setExtent(n[i],n[1-i]),gu(t,e?r.x:r.y)})}var r=Gr(t.getBoxLayoutParams(),{width:e.getWidth(),height:e.getHeight()});this._rect=r;var o=this._axesList;i(),!n&&t.get("containLabel")&&(d(o,function(t){if(!t.model.get("axisLabel.inside")){var e=ll(t);if(e){var n=t.isHorizontal()?"height":"width",i=t.model.get("axisLabel.margin");r[n]-=e[n]+i,"top"===t.position?r.y+=e.height+i:"left"===t.position&&(r.x+=e.width+i)}}}),i())},Ww.getAxis=function(t,e){var n=this._axesMap[t];if(null!=n){if(null==e)for(var i in n)if(n.hasOwnProperty(i))return n[i];return n[e]}},Ww.getAxes=function(){return this._axesList.slice()},Ww.getCartesian=function(t,e){if(null!=t&&null!=e){var n="x"+t+"y"+e;return this._coordsMap[n]}w(t)&&(e=t.yAxisIndex,t=t.xAxisIndex);for(var i=0,r=this._coordsList;iu[1]?-1:1,c=["start"===r?u[0]-h*l:"end"===r?u[1]+h*l:(u[0]+u[1])/2,Su(r)?t.labelOffset+a*l:0],d=e.get("nameRotate");null!=d&&(d=d*Uw/180);var f;Su(r)?i=Yw(t.rotation,null!=d?d:t.rotation,a):(i=xu(t,r,d||0,u),null!=(f=t.axisNameAvailableWidth)&&(f=Math.abs(f/Math.sin(i.rotation)),!isFinite(f)&&(f=null)));var p=s.getFont(),g=e.get("nameTruncate",!0)||{},m=g.ellipsis,v=C(t.nameTruncateMaxWidth,g.maxWidth,f),y=null!=m&&null!=v?my(n,v,p,m,{minChar:2,placeholder:g.placeholder}):n,x=e.get("tooltip",!0),_=e.mainType,w={componentType:_,name:n,$vars:["name"]};w[_+"Index"]=e.componentIndex;var b=new kv({anid:"name",__fullText:n,__truncatedText:y,position:c,rotation:i.rotation,silent:_u(e),z2:1,tooltip:x&&x.show?o({content:n,formatter:function(){return n},formatterParams:w},x):null});Ki(b.style,s,{text:y,textFont:p,textFill:s.getTextColor()||e.get("axisLine.lineStyle.color"),textAlign:i.textAlign,textVerticalAlign:i.textVerticalAlign}),e.get("triggerEvent")&&(b.eventData=yu(e),b.eventData.targetType="axisName",b.eventData.name=n),this._dumbGroup.add(b),b.updateTransform(),this.group.add(b),b.decomposeTransform()}}},Yw=Xw.innerTextLayout=function(t,e,n){var i,r,o=Tr(e-t);return Dr(o)?(r=n>0?"top":"bottom",i="center"):Dr(o-Uw)?(r=n>0?"bottom":"top",i="center"):(r="middle",i=o>0&&o0?"right":"left":n>0?"left":"right"),{rotation:o,textAlign:i,textVerticalAlign:r}},qw=d,$w=v,Kw=as({type:"axis",_axisPointer:null,axisPointerClass:null,render:function(t,e,n,i){this.axisPointerClass&&Ou(t),Kw.superApply(this,"render",arguments),Bu(this,t,0,n,0,!0)},updateAxisPointer:function(t,e,n,i,r){Bu(this,t,0,n,0,!1)},remove:function(t,e){var n=this._axisPointer;n&&n.remove(e),Kw.superApply(this,"remove",arguments)},dispose:function(t,e){Vu(this,e),Kw.superApply(this,"dispose",arguments)}}),Qw=[];Kw.registerAxisPointerClass=function(t,e){Qw[t]=e},Kw.getAxisPointerClass=function(t){return t&&Qw[t]};var Jw=["axisLine","axisTickLabel","axisName"],tb=["splitArea","splitLine"],eb=Kw.extend({type:"cartesianAxis",axisPointerClass:"CartesianAxisPointer",render:function(t,e,n,i){this.group.removeAll();var r=this._axisGroup;if(this._axisGroup=new Sg,this.group.add(this._axisGroup),t.get("show")){var o=t.getCoordSysModel(),a=Fu(o,t),s=new Xw(t,a);d(Jw,s.add,s),this._axisGroup.add(s.getGroup()),d(tb,function(e){t.get(e+".show")&&this["_"+e](t,o)},this),cr(r,this._axisGroup,t),eb.superCall(this,"render",t,e,n,i)}},remove:function(){this._splitAreaColors=null},_splitLine:function(t,e){var n=t.axis;if(!n.scale.isBlank()){var i=t.getModel("splitLine"),r=i.getModel("lineStyle"),o=r.get("color");o=y(o)?o:[o];for(var s=e.coordinateSystem.getRect(),l=n.isHorizontal(),u=0,h=n.getTicksCoords({tickModel:i}),c=[],d=[],f=r.getLineStyle(),p=0;p1){var c;"string"==typeof r?c=Ow[r]:"function"==typeof r&&(c=r),c&&t.setData(i.downSample(i.mapDimension(s.dim),1/h,c,zw))}}}}}("line")),cx.extend({type:"series.__base_bar__",getInitialData:function(t,e){return Os(this.getSource(),this)},getMarkerPosition:function(t){var e=this.coordinateSystem;if(e){var n=e.dataToPoint(e.clampData(t)),i=this.getData(),r=i.getLayout("offset"),o=i.getLayout("size");return n[e.getBaseAxis().isHorizontal()?0:1]+=r+o/2,n}return[NaN,NaN]},defaultOption:{zlevel:0,z:2,coordinateSystem:"cartesian2d",legendHoverLink:!0,barMinHeight:0,barMinAngle:0,large:!1,largeThreshold:400,progressive:3e3,progressiveChunkMode:"mod",itemStyle:{},emphasis:{}}}).extend({type:"series.bar",dependencies:["grid","polar"],brushSelector:"rect",getProgressive:function(){return!!this.get("large")&&this.get("progressive")},getProgressiveThreshold:function(){var t=this.get("progressiveThreshold"),e=this.get("largeThreshold");return e>t&&(t=e),t}});var nb=Sm([["fill","color"],["stroke","borderColor"],["lineWidth","borderWidth"],["stroke","barBorderColor"],["lineWidth","barBorderWidth"],["opacity"],["shadowBlur"],["shadowOffsetX"],["shadowOffsetY"],["shadowColor"]]),ib={getBarItemStyle:function(t){var e=nb(this,t);if(this.getBorderLineDash){var n=this.getBorderLineDash();n&&(e.lineDash=n)}return e}},rb=["itemStyle","barBorderWidth"];o(pr.prototype,ib),ls({type:"bar",render:function(t,e,n){this._updateDrawMode(t);var i=t.get("coordinateSystem");return"cartesian2d"!==i&&"polar"!==i||(this._isLargeDraw?this._renderLarge(t,e,n):this._renderNormal(t,e,n)),this.group},incrementalPrepareRender:function(t,e,n){this._clear(),this._updateDrawMode(t)},incrementalRender:function(t,e,n,i){this._incrementalRenderLarge(t,e)},_updateDrawMode:function(t){var e=t.pipelineContext.large;(null==this._isLargeDraw||e^this._isLargeDraw)&&(this._isLargeDraw=e,this._clear())},_renderNormal:function(t,e,n){var i,r=this.group,o=t.getData(),a=this._data,s=t.coordinateSystem,l=s.getBaseAxis();"cartesian2d"===s.type?i=l.isHorizontal():"polar"===s.type&&(i="angle"===l.dim);var u=t.isAnimationEnabled()?t:null;o.diff(a).add(function(e){if(o.hasValue(e)){var n=o.getItemModel(e),a=ab[s.type](o,e,n),l=ob[s.type](o,e,n,a,i,u);o.setItemGraphicEl(e,l),r.add(l),Uu(l,o,e,n,a,t,i,"polar"===s.type)}}).update(function(e,n){var l=a.getItemGraphicEl(n);if(o.hasValue(e)){var h=o.getItemModel(e),c=ab[s.type](o,e,h);l?ar(l,{shape:c},u,e):l=ob[s.type](o,e,h,c,i,u,!0),o.setItemGraphicEl(e,l),r.add(l),Uu(l,o,e,h,c,t,i,"polar"===s.type)}else r.remove(l)}).remove(function(t){var e=a.getItemGraphicEl(t);"cartesian2d"===s.type?e&&Wu(t,u,e):e&&Zu(t,u,e)}).execute(),this._data=o},_renderLarge:function(t,e,n){this._clear(),ju(t,this.group)},_incrementalRenderLarge:function(t,e){ju(e,this.group,!0)},dispose:R,remove:function(t){this._clear(t)},_clear:function(t){var e=this.group,n=this._data;t&&t.get("animation")&&n&&!this._isLargeDraw?n.eachItemGraphicEl(function(e){"sector"===e.type?Zu(e.dataIndex,t,e):Wu(e.dataIndex,t,e)}):e.removeAll(),this._data=null}});var ob={cartesian2d:function(t,e,n,i,r,a,s){var l=new Fv({shape:o({},i)});if(a){var u=l.shape,h=r?"height":"width",c={};u[h]=0,c[h]=i[h],ty[s?"updateProps":"initProps"](l,{shape:c},a,e)}return l},polar:function(t,e,n,i,r,o,s){var l=i.startAngle0?1:-1,a=i.height>0?1:-1;return{x:i.x+o*r/2,y:i.y+a*r/2,width:i.width-o*r,height:i.height-a*r}},polar:function(t,e,n){var i=t.getItemLayout(e);return{cx:i.cx,cy:i.cy,r0:i.r0,r:i.r,startAngle:i.startAngle,endAngle:i.endAngle}}},sb=xi.extend({type:"largeBar",shape:{points:[]},buildPath:function(t,e){for(var n=e.points,i=this.__startPoint,r=this.__valueIdx,o=0;o=0?"p":"n",b=m;p&&(r[a][_]||(r[a][_]={p:m,n:m}),b=r[a][_][w]);var M,S,I,C;if(g)M=b,S=(T=n.dataToPoint([x,_]))[1]+l,I=T[0]-m,C=u,Math.abs(I)0&&"scale"!==u){var d=r.getItemLayout(0),f=Math.max(n.getWidth(),n.getHeight())/2,p=m(a.removeClipPath,a);a.setClipPath(this._createClipPath(d.cx,d.cy,f,d.startAngle,d.clockwise,p,t))}this._data=r}},dispose:function(){},_createClipPath:function(t,e,n,i,r,o,a){var s=new zv({shape:{cx:t,cy:e,r0:0,r:n,startAngle:i,endAngle:i,clockwise:r}});return sr(s,{shape:{endAngle:i+(r?1:-1)*Math.PI*2}},a,o),s},containPoint:function(t,e){var n=e.getData().getItemLayout(0);if(n){var i=t[0]-n.cx,r=t[1]-n.cy,o=Math.sqrt(i*i+r*r);return o<=n.r&&o>=n.r0}}});var db=function(t,e,n,i){var r,o,a=t.getData(),s=[],l=!1;a.each(function(n){var i,u,h,c,d=a.getItemLayout(n),f=a.getItemModel(n),p=f.getModel("label"),g=p.get("position")||f.get("emphasis.label.position"),m=f.getModel("labelLine"),v=m.get("length"),y=m.get("length2"),x=(d.startAngle+d.endAngle)/2,_=Math.cos(x),w=Math.sin(x);r=d.cx,o=d.cy;var b="inside"===g||"inner"===g;if("center"===g)i=d.cx,u=d.cy,c="center";else{var M=(b?(d.r+d.r0)/2*_:d.r*_)+r,S=(b?(d.r+d.r0)/2*w:d.r*w)+o;if(i=M+3*_,u=S+3*w,!b){var I=M+_*(v+e-d.r),C=S+w*(v+e-d.r),T=I+(_<0?-1:1)*y,D=C;i=T+(_<0?-5:5),u=D,h=[[M,S],[I,C],[T,D]]}c=b?"center":_>0?"left":"right"}var A=p.getFont(),k=p.get("rotate")?_<0?-x+Math.PI:-x:0,P=ce(t.getFormattedLabel(n,"normal")||a.getName(n),A,c,"top");l=!!k,d.label={x:i,y:u,position:g,height:P.height,len:v,len2:y,linePoints:h,textAlign:c,verticalAlign:"middle",rotation:k,inside:b},b||s.push(d.label)}),!l&&t.get("avoidLabelOverlap")&&Ju(s,r,o,e,n,i)},fb=2*Math.PI,pb=Math.PI/180;!function(t,e){d(e,function(e){e.update="updateView",ts(e,function(n,i){var r={};return i.eachComponent({mainType:"series",subType:t,query:n},function(t){t[e.method]&&t[e.method](n.name,n.dataIndex);var i=t.getData();i.each(function(e){var n=i.getName(e);r[n]=t.isSelected(n)||!1})}),{name:n.name,selected:r}})})}("pie",[{type:"pieToggleSelect",event:"pieselectchanged",method:"toggleSelected"},{type:"pieSelect",event:"pieselected",method:"select"},{type:"pieUnSelect",event:"pieunselected",method:"unSelect"}]),ns(function(t){return{getTargetSeries:function(e){var n={},i=N();return e.eachSeriesByType(t,function(t){t.__paletteScope=n,i.set(t.uid,t)}),i},reset:function(t,e){var n=t.getRawData(),i={},r=t.getData();r.each(function(t){var e=r.getRawIndex(t);i[e]=t}),n.each(function(e){var o=i[e],a=null!=o&&r.getItemVisual(o,"color",!0);if(a)n.setItemVisual(e,"color",a);else{var s=n.getItemModel(e).get("itemStyle.color")||t.getColorFromPalette(n.getName(e)||e+"",t.__paletteScope,n.count());n.setItemVisual(e,"color",s),null!=o&&r.setItemVisual(o,"color",s)}})}}}("pie")),es(v(function(t,e,n,i){e.eachSeriesByType(t,function(t){var e=t.getData(),i=e.mapDimension("value"),r=t.get("center"),o=t.get("radius");y(o)||(o=[0,o]),y(r)||(r=[r,r]);var a=n.getWidth(),s=n.getHeight(),l=Math.min(a,s),u=_r(r[0],a),h=_r(r[1],s),c=_r(o[0],l/2),d=_r(o[1],l/2),f=-t.get("startAngle")*pb,p=t.get("minAngle")*pb,g=0;e.each(i,function(t){!isNaN(t)&&g++});var m=e.getSum(i),v=Math.PI/(m||g)*2,x=t.get("clockwise"),_=t.get("roseType"),w=t.get("stillShowZeroSum"),b=e.getDataExtent(i);b[0]=0;var M=fb,S=0,I=f,C=x?1:-1;if(e.each(i,function(t,n){var i;if(isNaN(t))e.setItemLayout(n,{angle:NaN,startAngle:NaN,endAngle:NaN,clockwise:x,cx:u,cy:h,r0:c,r:_?NaN:d});else{(i="area"!==_?0===m&&w?v:t*v:fb/g)=0;s--){var l=2*s,u=i[l]-o/2,h=i[l+1]-a/2;if(t>=u&&e>=h&&t<=u+o&&e<=h+a)return s}return-1}}),mb=th.prototype;mb.isPersistent=function(){return!this._incremental},mb.updateData=function(t){this.group.removeAll();var e=new gb({rectHover:!0,cursor:"default"});e.setShape({points:t.getLayout("symbolPoints")}),this._setCommon(e,t),this.group.add(e),this._incremental=null},mb.updateLayout=function(t){if(!this._incremental){var e=t.getLayout("symbolPoints");this.group.eachChild(function(t){if(null!=t.startIndex){var n=2*(t.endIndex-t.startIndex),i=4*t.startIndex*2;e=new Float32Array(e.buffer,i,n)}t.setShape("points",e)})}},mb.incrementalPrepareUpdate=function(t){this.group.removeAll(),this._clearIncremental(),t.count()>2e6?(this._incremental||(this._incremental=new Di({silent:!0})),this.group.add(this._incremental)):this._incremental=null},mb.incrementalUpdate=function(t,e){var n;this._incremental?(n=new gb,this._incremental.addDisplayable(n,!0)):((n=new gb({rectHover:!0,cursor:"default",startIndex:t.start,endIndex:t.end})).incremental=!0,this.group.add(n)),n.setShape({points:e.getLayout("symbolPoints")}),this._setCommon(n,e,!!this._incremental)},mb._setCommon=function(t,e,n){var i=e.hostModel,r=e.getVisual("symbolSize");t.setShape("size",r instanceof Array?r:[r,r]),t.symbolProxy=cl(e.getVisual("symbol"),0,0,0,0),t.setColor=t.symbolProxy.setColor;var o=t.shape.size[0]<4;t.useStyle(i.getModel("itemStyle").getItemStyle(o?["color","shadowBlur","shadowColor"]:["color"]));var a=e.getVisual("color");a&&t.setColor(a),n||(t.seriesIndex=i.seriesIndex,t.on("mousemove",function(e){t.dataIndex=null;var n=t.findDataIndex(e.offsetX,e.offsetY);n>=0&&(t.dataIndex=n+(t.startIndex||0))}))},mb.remove=function(){this._clearIncremental(),this._incremental=null,this.group.removeAll()},mb._clearIncremental=function(){var t=this._incremental;t&&t.clearDisplaybles()},ls({type:"scatter",render:function(t,e,n){var i=t.getData();this._updateSymbolDraw(i,t).updateData(i),this._finished=!0},incrementalPrepareRender:function(t,e,n){var i=t.getData();this._updateSymbolDraw(i,t).incrementalPrepareUpdate(i),this._finished=!1},incrementalRender:function(t,e,n){this._symbolDraw.incrementalUpdate(t,e.getData()),this._finished=t.end===e.getData().count()},updateTransform:function(t,e,n){var i=t.getData();if(this.group.dirty(),!this._finished||i.count()>1e4||!this._symbolDraw.isPersistent())return{update:!0};var r=Lw().reset(t);r.progress&&r.progress({start:0,end:i.count()},i),this._symbolDraw.updateLayout(i)},_updateSymbolDraw:function(t,e){var n=this._symbolDraw,i=e.pipelineContext.large;return n&&i===this._isLargeDraw||(n&&n.remove(),n=this._symbolDraw=i?new th:new Bl,this._isLargeDraw=i,this.group.removeAll()),this.group.add(n.group),n},remove:function(t,e){this._symbolDraw&&this._symbolDraw.remove(!0),this._symbolDraw=null},dispose:function(){}}),ns(Pw("scatter","circle")),es(Lw("scatter")),Qa(function(t){var e=t.graphic;y(e)?e[0]&&e[0].elements?t.graphic=[t.graphic[0]]:t.graphic=[{elements:e}]:e&&!e.elements&&(t.graphic=[{elements:[e]}])});var vb=os({type:"graphic",defaultOption:{elements:[],parentId:null},_elOptionsToUpdate:null,mergeOption:function(t){var e=this.option.elements;this.option.elements=null,vb.superApply(this,"mergeOption",arguments),this.option.elements=e},optionUpdated:function(t,e){var n=this.option,i=(e?n:t).elements,r=n.elements=e?[]:n.elements,o=[];this._flatten(i,o);var a=Mn(r,o);Sn(a);var s=this._elOptionsToUpdate=[];d(a,function(t,e){var n=t.option;n&&(s.push(n),oh(t,n),ah(r,e,n),sh(r[e],n))},this);for(var l=r.length-1;l>=0;l--)null==r[l]?r.splice(l,1):delete r[l].$action},_flatten:function(t,e,n){d(t,function(t){if(t){n&&(t.parentOption=n),e.push(t);var i=t.children;"group"===t.type&&i&&this._flatten(i,e,t),delete t.children}},this)},useElOptionsToUpdate:function(){var t=this._elOptionsToUpdate;return this._elOptionsToUpdate=null,t}});as({type:"graphic",init:function(t,e){this._elMap=N(),this._lastGraphicModel},render:function(t,e,n){t!==this._lastGraphicModel&&this._clear(),this._lastGraphicModel=t,this._updateElements(t,n),this._relocate(t,n)},_updateElements:function(t,e){var n=t.useElOptionsToUpdate();if(n){var i=this._elMap,r=this.group;d(n,function(t){var e=t.$action,n=t.id,o=i.get(n),a=t.parentId,s=null!=a?i.get(a):r;if("text"===t.type){var l=t.style;t.hv&&t.hv[1]&&(l.textVerticalAlign=l.textBaseline=null),!l.hasOwnProperty("textFill")&&l.fill&&(l.textFill=l.fill),!l.hasOwnProperty("textStroke")&&l.stroke&&(l.textStroke=l.stroke)}var u=ih(t);e&&"merge"!==e?"replace"===e?(nh(o,i),eh(n,s,u,i)):"remove"===e&&nh(o,i):o?o.attr(u):eh(n,s,u,i);var h=i.get(n);h&&(h.__ecGraphicWidth=t.width,h.__ecGraphicHeight=t.height)})}},_relocate:function(t,e){for(var n=t.option.elements,i=this.group,r=this._elMap,o=n.length-1;o>=0;o--){var a=n[o],s=r.get(a.id);if(s){var l=s.parent;Wr(s,a,l===i?{width:e.getWidth(),height:e.getHeight()}:{width:l.__ecGraphicWidth||0,height:l.__ecGraphicHeight||0},null,{hv:a.hv,boundingMode:a.bounding})}}},_clear:function(){var t=this._elMap;t.each(function(e){nh(e,t)}),this._elMap=N()},dispose:function(){this._clear()}});var yb=function(t,e){var n,i=[],r=t.seriesIndex;if(null==r||!(n=e.getSeriesByIndex(r)))return{point:[]};var o=n.getData(),a=Tn(o,t);if(null==a||a<0||y(a))return{point:[]};var s=o.getItemGraphicEl(a),l=n.coordinateSystem;if(n.getTooltipPosition)i=n.getTooltipPosition(a)||[];else if(l&&l.dataToPoint)i=l.dataToPoint(o.getValues(f(l.dimensions,function(t){return o.mapDimension(t)}),a,!0))||[];else if(s){var u=s.getBoundingRect().clone();u.applyTransform(s.transform),i=[u.x+u.width/2,u.y+u.height/2]}return{point:i,el:s}},xb=d,_b=v,wb=Dn(),bb=(os({type:"axisPointer",coordSysAxesInfo:null,defaultOption:{show:"auto",triggerOn:null,zlevel:0,z:50,type:"line",snap:!1,triggerTooltip:!0,value:null,status:null,link:[],animation:null,animationDurationUpdate:200,lineStyle:{color:"#aaa",width:1,type:"solid"},shadowStyle:{color:"rgba(150,150,150,0.3)"},label:{show:!0,formatter:null,precision:"auto",margin:3,color:"#fff",padding:[5,7,5,7],backgroundColor:"auto",borderColor:null,borderWidth:0,shadowBlur:3,shadowColor:"#aaa"},handle:{show:!1,icon:"M10.7,11.9v-1.3H9.3v1.3c-4.9,0.3-8.8,4.4-8.8,9.4c0,5,3.9,9.1,8.8,9.4h1.3c4.9-0.3,8.8-4.4,8.8-9.4C19.5,16.3,15.6,12.2,10.7,11.9z M13.3,24.4H6.7v-1.2h6.6z M13.3,22H6.7v-1.2h6.6z M13.3,19.6H6.7v-1.2h6.6z",size:45,margin:50,color:"#333",shadowBlur:3,shadowColor:"#aaa",shadowOffsetX:0,shadowOffsetY:2,throttle:40}}}),Dn()),Mb=d,Sb=as({type:"axisPointer",render:function(t,e,n){var i=e.getComponent("tooltip"),r=t.get("triggerOn")||i&&i.get("triggerOn")||"mousemove|click";yh("axisPointer",n,function(t,e,n){"none"!==r&&("leave"===t||r.indexOf(t)>=0)&&n({type:"updateAxisPointer",currTrigger:t,x:e&&e.offsetX,y:e&&e.offsetY})})},remove:function(t,e){Sh(e.getZr(),"axisPointer"),Sb.superApply(this._model,"remove",arguments)},dispose:function(t,e){Sh("axisPointer",e),Sb.superApply(this._model,"dispose",arguments)}}),Ib=Dn(),Cb=n,Tb=m;(Ih.prototype={_group:null,_lastGraphicKey:null,_handle:null,_dragging:!1,_lastValue:null,_lastStatus:null,_payloadInfo:null,animationThreshold:15,render:function(t,e,n,i){var r=e.get("value"),o=e.get("status");if(this._axisModel=t,this._axisPointerModel=e,this._api=n,i||this._lastValue!==r||this._lastStatus!==o){this._lastValue=r,this._lastStatus=o;var a=this._group,s=this._handle;if(!o||"hide"===o)return a&&a.hide(),void(s&&s.hide());a&&a.show(),s&&s.show();var l={};this.makeElOption(l,r,t,e,n);var u=l.graphicKey;u!==this._lastGraphicKey&&this.clear(n),this._lastGraphicKey=u;var h=this._moveAnimation=this.determineAnimation(t,e);if(a){var c=v(Ch,e,h);this.updatePointerEl(a,l,c,e),this.updateLabelEl(a,l,c,e)}else a=this._group=new Sg,this.createPointerEl(a,l,t,e),this.createLabelEl(a,l,t,e),n.getZr().add(a);kh(a,e,!0),this._renderHandle(r)}},remove:function(t){this.clear(t)},dispose:function(t){this.clear(t)},determineAnimation:function(t,e){var n=e.get("animation"),i=t.axis,r="category"===i.type,o=e.get("snap");if(!o&&!r)return!1;if("auto"===n||null==n){var a=this.animationThreshold;if(r&&i.getBandWidth()>a)return!0;if(o){var s=zu(t).seriesDataCount,l=i.getExtent();return Math.abs(l[0]-l[1])/s>a}return!1}return!0===n},makeElOption:function(t,e,n,i,r){},createPointerEl:function(t,e,n,i){var r=e.pointer;if(r){var o=Ib(t).pointerEl=new ty[r.type](Cb(e.pointer));t.add(o)}},createLabelEl:function(t,e,n,i){if(e.label){var r=Ib(t).labelEl=new Fv(Cb(e.label));t.add(r),Dh(r,i)}},updatePointerEl:function(t,e,n){var i=Ib(t).pointerEl;i&&(i.setStyle(e.pointer.style),n(i,{shape:e.pointer.shape}))},updateLabelEl:function(t,e,n,i){var r=Ib(t).labelEl;r&&(r.setStyle(e.label.style),n(r,{shape:e.label.shape,position:e.label.position}),Dh(r,i))},_renderHandle:function(t){if(!this._dragging&&this.updateHandleTransform){var e=this._axisPointerModel,n=this._api.getZr(),i=this._handle,r=e.getModel("handle"),o=e.get("status");if(!r.get("show")||!o||"hide"===o)return i&&n.remove(i),void(this._handle=null);var a;this._handle||(a=!0,i=this._handle=fr(r.get("icon"),{cursor:"move",draggable:!0,onmousemove:function(t){tm(t.event)},onmousedown:Tb(this._onHandleDragMove,this,0,0),drift:Tb(this._onHandleDragMove,this),ondragend:Tb(this._onHandleDragEnd,this)}),n.add(i)),kh(i,e,!1);var s=["color","borderColor","borderWidth","opacity","shadowColor","shadowBlur","shadowOffsetX","shadowOffsetY"];i.setStyle(r.getItemStyle(null,s));var l=r.get("size");y(l)||(l=[l,l]),i.attr("scale",[l[0]/2,l[1]/2]),ha(this,"_doDispatchAxisPointer",r.get("throttle")||0,"fixRate"),this._moveHandleToValue(t,a)}},_moveHandleToValue:function(t,e){Ch(this._axisPointerModel,!e&&this._moveAnimation,this._handle,Ah(this.getHandleTransform(t,this._axisModel,this._axisPointerModel)))},_onHandleDragMove:function(t,e){var n=this._handle;if(n){this._dragging=!0;var i=this.updateHandleTransform(Ah(n),[t,e],this._axisModel,this._axisPointerModel);this._payloadInfo=i,n.stopAnimation(),n.attr(Ah(i)),Ib(n).lastProp=null,this._doDispatchAxisPointer()}},_doDispatchAxisPointer:function(){if(this._handle){var t=this._payloadInfo,e=this._axisModel;this._api.dispatchAction({type:"updateAxisPointer",x:t.cursorPoint[0],y:t.cursorPoint[1],tooltipOption:t.tooltipOption,axesInfo:[{axisDim:e.axis.dim,axisIndex:e.componentIndex}]})}},_onHandleDragEnd:function(t){if(this._dragging=!1,this._handle){var e=this._axisPointerModel.get("value");this._moveHandleToValue(e),this._api.dispatchAction({type:"hideTip"})}},getHandleTransform:null,updateHandleTransform:null,clear:function(t){this._lastValue=null,this._lastStatus=null;var e=t.getZr(),n=this._group,i=this._handle;e&&n&&(this._lastGraphicKey=null,n&&e.remove(n),i&&e.remove(i),this._group=null,this._handle=null,this._payloadInfo=null)},doClear:function(){},buildLabel:function(t,e,n){return n=n||0,{x:t[n],y:t[1-n],width:e[n],height:e[1-n]}}}).constructor=Ih,En(Ih);var Db=Ih.extend({makeElOption:function(t,e,n,i,r){var o=n.axis,a=o.grid,s=i.get("type"),l=Vh(a,o).getOtherAxis(o).getGlobalExtent(),u=o.toGlobalCoord(o.dataToCoord(e,!0));if(s&&"none"!==s){var h=Ph(i),c=Ab[s](o,u,l,h);c.style=h,t.graphicKey=c.type,t.pointer=c}Nh(e,t,Fu(a.model,n),n,i,r)},getHandleTransform:function(t,e,n){var i=Fu(e.axis.grid.model,e,{labelInside:!1});return i.labelMargin=n.get("handle.margin"),{position:Eh(e.axis,t,i),rotation:i.rotation+(i.labelDirection<0?Math.PI:0)}},updateHandleTransform:function(t,e,n,i){var r=n.axis,o=r.grid,a=r.getGlobalExtent(!0),s=Vh(o,r).getOtherAxis(r).getGlobalExtent(),l="x"===r.dim?0:1,u=t.position;u[l]+=e[l],u[l]=Math.min(a[1],u[l]),u[l]=Math.max(a[0],u[l]);var h=(s[1]+s[0])/2,c=[h,h];c[l]=u[l];var d=[{verticalAlign:"middle"},{align:"center"}];return{position:u,rotation:t.rotation,cursorPoint:c,tooltipOption:d[l]}}}),Ab={line:function(t,e,n,i){var r=Rh([e,n[0]],[e,n[1]],Fh(t));return zi({shape:r,style:i}),{type:"Line",shape:r}},shadow:function(t,e,n,i){var r=Math.max(1,t.getBandWidth()),o=n[1]-n[0];return{type:"Rect",shape:Bh([e-r/2,n[0]],[r,o],Fh(t))}}};Kw.registerAxisPointerClass("CartesianAxisPointer",Db),Qa(function(t){if(t){(!t.axisPointer||0===t.axisPointer.length)&&(t.axisPointer={});var e=t.axisPointer.link;e&&!y(e)&&(t.axisPointer.link=[e])}}),Ja(Xx.PROCESSOR.STATISTIC,function(t,e){t.getComponent("axisPointer").coordSysAxesInfo=Tu(t,e)}),ts({type:"updateAxisPointer",event:"updateAxisPointer",update:":updateAxisPointer"},function(t,e,n){var i=t.currTrigger,r=[t.x,t.y],o=t,a=t.dispatchAction||m(n.dispatchAction,n),s=e.getComponent("axisPointer").coordSysAxesInfo;if(s){vh(r)&&(r=yb({seriesIndex:o.seriesIndex,dataIndex:o.dataIndex},e).point);var l=vh(r),u=o.axesInfo,h=s.axesInfo,c="leave"===i||vh(r),d={},f={},p={list:[],map:{}},g={showPointer:_b(hh,f),showTooltip:_b(ch,p)};xb(s.coordSysMap,function(t,e){var n=l||t.containPoint(r);xb(s.coordSysAxesInfo[e],function(t,e){var i=t.axis,o=gh(u,t);if(!c&&n&&(!u||o)){var a=o&&o.value;null!=a||l||(a=i.pointToData(r)),null!=a&&lh(t,a,g,!1,d)}})});var v={};return xb(h,function(t,e){var n=t.linkGroup;n&&!f[e]&&xb(n.axesInfo,function(e,i){var r=f[i];if(e!==t&&r){var o=r.value;n.mapper&&(o=t.axis.scale.parse(n.mapper(o,mh(e),mh(t)))),v[t.key]=o}})}),xb(v,function(t,e){lh(h[e],t,g,!0,d)}),dh(f,h,d),fh(p,r,t,a),ph(h,0,n),d}}),os({type:"tooltip",dependencies:["axisPointer"],defaultOption:{zlevel:0,z:8,show:!0,showContent:!0,trigger:"item",triggerOn:"mousemove|click",alwaysShowContent:!1,displayMode:"single",confine:!1,showDelay:0,hideDelay:100,transitionDuration:.4,enterable:!1,backgroundColor:"rgba(50,50,50,0.7)",borderColor:"#333",borderRadius:4,borderWidth:0,padding:5,extraCssText:"",axisPointer:{type:"line",axis:"auto",animation:"auto",animationDurationUpdate:200,animationEasingUpdate:"exponentialOut",crossStyle:{color:"#999",width:1,type:"dashed",textStyle:{}}},textStyle:{color:"#fff",fontSize:14}}});var kb=d,Pb=zr,Lb=["","-webkit-","-moz-","-o-"];Zh.prototype={constructor:Zh,_enterable:!0,update:function(){var t=this._container,e=t.currentStyle||document.defaultView.getComputedStyle(t),n=t.style;"absolute"!==n.position&&"absolute"!==e.position&&(n.position="relative")},show:function(t){clearTimeout(this._hideTimeout);var e=this.el;e.style.cssText="position:absolute;display:block;border-style:solid;white-space:nowrap;z-index:9999999;"+Wh(t)+";left:"+this._x+"px;top:"+this._y+"px;"+(t.get("extraCssText")||""),e.style.display=e.innerHTML?"block":"none",this._show=!0},setContent:function(t){this.el.innerHTML=null==t?"":t},setEnterable:function(t){this._enterable=t},getSize:function(){var t=this.el;return[t.clientWidth,t.clientHeight]},moveTo:function(t,e){var n,i=this._zr;i&&i.painter&&(n=i.painter.getViewportRootOffset())&&(t+=n.offsetLeft,e+=n.offsetTop);var r=this.el.style;r.left=t+"px",r.top=e+"px",this._x=t,this._y=e},hide:function(){this.el.style.display="none",this._show=!1},hideLater:function(t){!this._show||this._inContent&&this._enterable||(t?(this._hideDelay=t,this._show=!1,this._hideTimeout=setTimeout(m(this.hide,this),t)):this.hide())},isShow:function(){return this._show}};var Ob=m,zb=d,Eb=_r,Nb=new Fv({shape:{x:-1,y:-1,width:2,height:2}});as({type:"tooltip",init:function(t,e){if(!bp.node){var n=new Zh(e.getDom(),e);this._tooltipContent=n}},render:function(t,e,n){if(!bp.node&&!bp.wxa){this.group.removeAll(),this._tooltipModel=t,this._ecModel=e,this._api=n,this._lastDataByCoordSys=null,this._alwaysShowContent=t.get("alwaysShowContent");var i=this._tooltipContent;i.update(),i.setEnterable(t.get("enterable")),this._initGlobalListener(),this._keepShow()}},_initGlobalListener:function(){var t=this._tooltipModel.get("triggerOn");yh("itemTooltip",this._api,Ob(function(e,n,i){"none"!==t&&(t.indexOf(e)>=0?this._tryShow(n,i):"leave"===e&&this._hide(i))},this))},_keepShow:function(){var t=this._tooltipModel,e=this._ecModel,n=this._api;if(null!=this._lastX&&null!=this._lastY&&"none"!==t.get("triggerOn")){var i=this;clearTimeout(this._refreshUpdateTimeout),this._refreshUpdateTimeout=setTimeout(function(){i.manuallyShowTip(t,e,n,{x:i._lastX,y:i._lastY})})}},manuallyShowTip:function(t,e,n,i){if(i.from!==this.uid&&!bp.node){var r=Xh(i,n);this._ticket="";var o=i.dataByCoordSys;if(i.tooltip&&null!=i.x&&null!=i.y){var a=Nb;a.position=[i.x,i.y],a.update(),a.tooltip=i.tooltip,this._tryShow({offsetX:i.x,offsetY:i.y,target:a},r)}else if(o)this._tryShow({offsetX:i.x,offsetY:i.y,position:i.position,event:{},dataByCoordSys:i.dataByCoordSys,tooltipOption:i.tooltipOption},r);else if(null!=i.seriesIndex){if(this._manuallyAxisShowTip(t,e,n,i))return;var s=yb(i,e),l=s.point[0],u=s.point[1];null!=l&&null!=u&&this._tryShow({offsetX:l,offsetY:u,position:i.position,target:s.el,event:{}},r)}else null!=i.x&&null!=i.y&&(n.dispatchAction({type:"updateAxisPointer",x:i.x,y:i.y}),this._tryShow({offsetX:i.x,offsetY:i.y,position:i.position,target:n.getZr().findHover(i.x,i.y).target,event:{}},r))}},manuallyHideTip:function(t,e,n,i){var r=this._tooltipContent;!this._alwaysShowContent&&this._tooltipModel&&r.hideLater(this._tooltipModel.get("hideDelay")),this._lastX=this._lastY=null,i.from!==this.uid&&this._hide(Xh(i,n))},_manuallyAxisShowTip:function(t,e,n,i){var r=i.seriesIndex,o=i.dataIndex,a=e.getComponent("axisPointer").coordSysAxesInfo;if(null!=r&&null!=o&&null!=a){var s=e.getSeriesByIndex(r);if(s&&"axis"===(t=Uh([s.getData().getItemModel(o),s,(s.coordinateSystem||{}).model,t])).get("trigger"))return n.dispatchAction({type:"updateAxisPointer",seriesIndex:r,dataIndex:o,position:i.position}),!0}},_tryShow:function(t,e){var n=t.target;if(this._tooltipModel){this._lastX=t.offsetX,this._lastY=t.offsetY;var i=t.dataByCoordSys;i&&i.length?this._showAxisTooltip(i,t):n&&null!=n.dataIndex?(this._lastDataByCoordSys=null,this._showSeriesItemTooltip(t,n,e)):n&&n.tooltip?(this._lastDataByCoordSys=null,this._showComponentItemTooltip(t,n,e)):(this._lastDataByCoordSys=null,this._hide(e))}},_showOrMove:function(t,e){var n=t.get("showDelay");e=m(e,this),clearTimeout(this._showTimout),n>0?this._showTimout=setTimeout(e,n):e()},_showAxisTooltip:function(t,e){var n=this._ecModel,i=this._tooltipModel,r=[e.offsetX,e.offsetY],o=[],a=[],s=Uh([e.tooltipOption,i]);zb(t,function(t){zb(t.dataByAxis,function(t){var e=n.getComponent(t.axisDim+"Axis",t.axisIndex),i=t.value,r=[];if(e&&null!=i){var s=zh(i,e.axis,n,t.seriesDataIndices,t.valueLabelOpt);d(t.seriesDataIndices,function(o){var l=n.getSeriesByIndex(o.seriesIndex),u=o.dataIndexInside,h=l&&l.getDataParams(u);h.axisDim=t.axisDim,h.axisIndex=t.axisIndex,h.axisType=t.axisType,h.axisId=t.axisId,h.axisValue=sl(e.axis,i),h.axisValueLabel=s,h&&(a.push(h),r.push(l.formatTooltip(u,!0)))});var l=s;o.push((l?Er(l)+"
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"))}})},this),o.reverse(),o=o.join("

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pr(i,this._tooltipModel,this._ecModel),a=o.get("content"),s=Math.random();this._showOrMove(o,function(){this._showTooltipContent(o,a,o.get("formatterParams")||{},s,t.offsetX,t.offsetY,t.position,e)}),n({type:"showTip",from:this.uid})},_showTooltipContent:function(t,e,n,i,r,o,a,s){if(this._ticket="",t.get("showContent")&&t.get("show")){var l=this._tooltipContent,u=t.get("formatter");a=a||t.get("position");var h=e;if(u&&"string"==typeof u)h=Nr(u,n,!0);else if("function"==typeof u){var c=Ob(function(e,i){e===this._ticket&&(l.setContent(i),this._updatePosition(t,a,r,o,l,n,s))},this);this._ticket=i,h=u(n,i,c)}l.setContent(h),l.show(t),this._updatePosition(t,a,r,o,l,n,s)}},_updatePosition:function(t,e,n,i,r,o,a){var s=this._api.getWidth(),l=this._api.getHeight();e=e||t.get("position");var u=r.getSize(),h=t.get("align"),c=t.get("verticalAlign"),d=a&&a.getBoundingRect().clone();if(a&&d.applyTransform(a.transform),"function"==typeof e&&(e=e([n,i],o,r.el,d,{viewSize:[s,l],contentSize:u.slice()})),y(e))n=Eb(e[0],s),i=Eb(e[1],l);else if(w(e)){e.width=u[0],e.height=u[1];var f=Gr(e,{width:s,height:l});n=f.x,i=f.y,h=null,c=null}else"string"==typeof e&&a?(n=(p=$h(e,d,u))[0],i=p[1]):(n=(p=jh(n,i,r.el,s,l,h?null:20,c?null:20))[0],i=p[1]);if(h&&(n-=Kh(h)?u[0]/2:"right"===h?u[0]:0),c&&(i-=Kh(c)?u[1]/2:"bottom"===c?u[1]:0),t.get("confine")){var p=Yh(n,i,r.el,s,l);n=p[0],i=p[1]}r.moveTo(n,i)},_updateContentNotChangedOnAxis:function(t){var e=this._lastDataByCoordSys,n=!!e&&e.length===t.length;return n&&zb(e,function(e,i){var r=e.dataByAxis||{},o=(t[i]||{}).dataByAxis||[];(n&=r.length===o.length)&&zb(r,function(t,e){var i=o[e]||{},r=t.seriesDataIndices||[],a=i.seriesDataIndices||[];(n&=t.value===i.value&&t.axisType===i.axisType&&t.axisId===i.axisId&&r.length===a.length)&&zb(r,function(t,e){var i=a[e];n&=t.seriesIndex===i.seriesIndex&&t.dataIndex===i.dataIndex})})}),this._lastDataByCoordSys=t,!!n},_hide:function(t){this._lastDataByCoordSys=null,t({type:"hideTip",from:this.uid})},dispose:function(t,e){bp.node||bp.wxa||(this._tooltipContent.hide(),Sh("itemTooltip",e))}}),ts({type:"showTip",event:"showTip",update:"tooltip:manuallyShowTip"},function(){}),ts({type:"hideTip",event:"hideTip",update:"tooltip:manuallyHideTip"},function(){});var Rb=os({type:"legend.plain",dependencies:["series"],layoutMode:{type:"box",ignoreSize:!0},init:function(t,e,n){this.mergeDefaultAndTheme(t,n),t.selected=t.selected||{}},mergeOption:function(t){Rb.superCall(this,"mergeOption",t)},optionUpdated:function(){this._updateData(this.ecModel);var t=this._data;if(t[0]&&"single"===this.get("selectedMode")){for(var e=!1,n=0;n=0},defaultOption:{zlevel:0,z:4,show:!0,orient:"horizontal",left:"center",top:0,align:"auto",backgroundColor:"rgba(0,0,0,0)",borderColor:"#ccc",borderRadius:0,borderWidth:0,padding:5,itemGap:10,itemWidth:25,itemHeight:14,inactiveColor:"#ccc",textStyle:{color:"#333"},selectedMode:!0,tooltip:{show:!1}}});ts("legendToggleSelect","legendselectchanged",v(Qh,"toggleSelected")),ts("legendSelect","legendselected",v(Qh,"select")),ts("legendUnSelect","legendunselected",v(Qh,"unSelect"));var Bb=v,Vb=d,Fb=Sg,Hb=as({type:"legend.plain",newlineDisabled:!1,init:function(){this.group.add(this._contentGroup=new Fb),this._backgroundEl},getContentGroup:function(){return this._contentGroup},render:function(t,e,n){if(this.resetInner(),t.get("show",!0)){var i=t.get("align");i&&"auto"!==i||(i="right"===t.get("left")&&"vertical"===t.get("orient")?"right":"left"),this.renderInner(i,t,e,n);var r=t.getBoxLayoutParams(),o={width:n.getWidth(),height:n.getHeight()},s=t.get("padding"),l=Gr(r,o,s),u=this.layoutInner(t,i,l),h=Gr(a({width:u.width,height:u.height},r),o,s);this.group.attr("position",[h.x-u.x,h.y-u.y]),this.group.add(this._backgroundEl=tc(u,t))}},resetInner:function(){this.getContentGroup().removeAll(),this._backgroundEl&&this.group.remove(this._backgroundEl)},renderInner:function(t,e,n,i){var r=this.getContentGroup(),o=N(),a=e.get("selectedMode"),s=[];n.eachRawSeries(function(t){!t.get("legendHoverLink")&&s.push(t.id)}),Vb(e.getData(),function(l,u){var h=l.get("name");if(this.newlineDisabled||""!==h&&"\n"!==h){var c=n.getSeriesByName(h)[0];if(!o.get(h))if(c){var d=c.getData(),f=d.getVisual("color");"function"==typeof f&&(f=f(c.getDataParams(0)));var p=d.getVisual("legendSymbol")||"roundRect",g=d.getVisual("symbol");this._createItem(h,u,l,e,p,g,t,f,a).on("click",Bb(ec,h,i)).on("mouseover",Bb(nc,c,null,i,s)).on("mouseout",Bb(ic,c,null,i,s)),o.set(h,!0)}else n.eachRawSeries(function(n){if(!o.get(h)&&n.legendDataProvider){var r=n.legendDataProvider(),c=r.indexOfName(h);if(c<0)return;var d=r.getItemVisual(c,"color");this._createItem(h,u,l,e,"roundRect",null,t,d,a).on("click",Bb(ec,h,i)).on("mouseover",Bb(nc,n,h,i,s)).on("mouseout",Bb(ic,n,h,i,s)),o.set(h,!0)}},this)}else r.add(new Fb({newline:!0}))},this)},_createItem:function(t,e,n,i,r,a,s,l,u){var h=i.get("itemWidth"),c=i.get("itemHeight"),d=i.get("inactiveColor"),f=i.get("symbolKeepAspect"),p=i.isSelected(t),g=new Fb,m=n.getModel("textStyle"),v=n.get("icon"),y=n.getModel("tooltip"),x=y.parentModel;if(r=v||r,g.add(cl(r,0,0,h,c,p?l:d,null==f||f)),!v&&a&&(a!==r||"none"==a)){var _=.8*c;"none"===a&&(a="circle"),g.add(cl(a,(h-_)/2,(c-_)/2,_,_,p?l:d,null==f||f))}var w="left"===s?h+5:-5,b=s,M=i.get("formatter"),S=t;"string"==typeof M&&M?S=M.replace("{name}",null!=t?t:""):"function"==typeof M&&(S=M(t)),g.add(new kv({style:Ki({},m,{text:S,x:w,y:c/2,textFill:p?m.getTextColor():d,textAlign:b,textVerticalAlign:"middle"})}));var I=new Fv({shape:g.getBoundingRect(),invisible:!0,tooltip:y.get("show")?o({content:t,formatter:x.get("formatter",!0)||function(){return t},formatterParams:{componentType:"legend",legendIndex:i.componentIndex,name:t,$vars:["name"]}},y.option):null});return g.add(I),g.eachChild(function(t){t.silent=!0}),I.silent=!u,this.getContentGroup().add(g),qi(g),g.__legendDataIndex=e,g},layoutInner:function(t,e,n){var i=this.getContentGroup();by(t.get("orient"),i,t.get("itemGap"),n.width,n.height);var r=i.getBoundingRect();return i.attr("position",[-r.x,-r.y]),this.group.getBoundingRect()}});Ja(function(t){var e=t.findComponents({mainType:"legend"});e&&e.length&&t.filterSeries(function(t){for(var n=0;nn[s],f=[-h.x,-h.y];f[a]=i.position[a];var p=[0,0],g=[-c.x,-c.y],m=T(t.get("pageButtonGap",!0),t.get("itemGap",!0));d&&("end"===t.get("pageButtonPosition",!0)?g[a]+=n[s]-c[s]:p[a]+=c[s]+m),g[1-a]+=h[l]/2-c[l]/2,i.attr("position",f),r.attr("position",p),o.attr("position",g);var v=this.group.getBoundingRect();if((v={x:0,y:0})[s]=d?n[s]:h[s],v[l]=Math.max(h[l],c[l]),v[u]=Math.min(0,c[u]+g[1-a]),r.__rectSize=n[s],d){var y={x:0,y:0};y[s]=Math.max(n[s]-c[s]-m,0),y[l]=v[l],r.setClipPath(new Fv({shape:y})),r.__rectSize=y[s]}else o.eachChild(function(t){t.attr({invisible:!0,silent:!0})});var x=this._getPageInfo(t);return null!=x.pageIndex&&ar(i,{position:x.contentPosition},!!d&&t),this._updatePageInfoView(t,x),v},_pageGo:function(t,e,n){var i=this._getPageInfo(e)[t];null!=i&&n.dispatchAction({type:"legendScroll",scrollDataIndex:i,legendId:e.id})},_updatePageInfoView:function(t,e){var n=this._controllerGroup;d(["pagePrev","pageNext"],function(i){var r=null!=e[i+"DataIndex"],o=n.childOfName(i);o&&(o.setStyle("fill",r?t.get("pageIconColor",!0):t.get("pageIconInactiveColor",!0)),o.cursor=r?"pointer":"default")});var i=n.childOfName("pageText"),r=t.get("pageFormatter"),o=e.pageIndex,a=null!=o?o+1:0,s=e.pageCount;i&&r&&i.setStyle("text",_(r)?r.replace("{current}",a).replace("{total}",s):r({current:a,total:s}))},_getPageInfo:function(t){function e(t){var e=t.getBoundingRect().clone();return e[f]+=t.position[h],e}var n,i,r,o,a=t.get("scrollDataIndex",!0),s=this.getContentGroup(),l=s.getBoundingRect(),u=this._containerGroup.__rectSize,h=t.getOrient().index,c=Zb[h],d=Zb[1-h],f=Ub[h],p=s.position.slice();this._showController?s.eachChild(function(t){t.__legendDataIndex===a&&(o=t)}):o=s.childAt(0);var g=u?Math.ceil(l[c]/u):0;if(o){var m=o.getBoundingRect(),v=o.position[h]+m[f];p[h]=-v-l[f],n=Math.floor(g*(v+m[f]+u/2)/l[c]),n=l[c]&&g?Math.max(0,Math.min(g-1,n)):-1;var y={x:0,y:0};y[c]=u,y[d]=l[d],y[f]=-p[h]-l[f];var x,_=s.children();if(s.eachChild(function(t,n){var i=e(t);i.intersect(y)&&(null==x&&(x=n),r=t.__legendDataIndex),n===_.length-1&&i[f]+i[c]<=y[f]+y[c]&&(r=null)}),null!=x){var w=e(_[x]);if(y[f]=w[f]+w[c]-y[c],x<=0&&w[f]>=y[f])i=null;else{for(;x>0&&e(_[x-1]).intersect(y);)x--;i=_[x].__legendDataIndex}}}return{contentPosition:p,pageIndex:n,pageCount:g,pagePrevDataIndex:i,pageNextDataIndex:r}}});ts("legendScroll","legendscroll",function(t,e){var n=t.scrollDataIndex;null!=n&&e.eachComponent({mainType:"legend",subType:"scroll",query:t},function(t){t.setScrollDataIndex(n)})}),os({type:"title",layoutMode:{type:"box",ignoreSize:!0},defaultOption:{zlevel:0,z:6,show:!0,text:"",target:"blank",subtext:"",subtarget:"blank",left:0,top:0,backgroundColor:"rgba(0,0,0,0)",borderColor:"#ccc",borderWidth:0,padding:5,itemGap:10,textStyle:{fontSize:18,fontWeight:"bolder",color:"#333"},subtextStyle:{color:"#aaa"}}}),as({type:"title",render:function(t,e,n){if(this.group.removeAll(),t.get("show")){var i=this.group,r=t.getModel("textStyle"),o=t.getModel("subtextStyle"),a=t.get("textAlign"),s=t.get("textBaseline"),l=new kv({style:Ki({},r,{text:t.get("text"),textFill:r.getTextColor()},{disableBox:!0}),z2:10}),u=l.getBoundingRect(),h=t.get("subtext"),c=new kv({style:Ki({},o,{text:h,textFill:o.getTextColor(),y:u.height+t.get("itemGap"),textVerticalAlign:"top"},{disableBox:!0}),z2:10}),d=t.get("link"),f=t.get("sublink");l.silent=!d,c.silent=!f,d&&l.on("click",function(){window.open(d,"_"+t.get("target"))}),f&&c.on("click",function(){window.open(f,"_"+t.get("subtarget"))}),i.add(l),h&&i.add(c);var p=i.getBoundingRect(),g=t.getBoxLayoutParams();g.width=p.width,g.height=p.height;var m=Gr(g,{width:n.getWidth(),height:n.getHeight()},t.get("padding"));a||("middle"===(a=t.get("left")||t.get("right"))&&(a="center"),"right"===a?m.x+=m.width:"center"===a&&(m.x+=m.width/2)),s||("center"===(s=t.get("top")||t.get("bottom"))&&(s="middle"),"bottom"===s?m.y+=m.height:"middle"===s&&(m.y+=m.height/2),s=s||"top"),i.attr("position",[m.x,m.y]);var v={textAlign:a,textVerticalAlign:s};l.setStyle(v),c.setStyle(v),p=i.getBoundingRect();var y=m.margin,x=t.getItemStyle(["color","opacity"]);x.fill=t.get("backgroundColor");var _=new Fv({shape:{x:p.x-y[3],y:p.y-y[0],width:p.width+y[1]+y[3],height:p.height+y[0]+y[2],r:t.get("borderRadius")},style:x,silent:!0});Ei(_),i.add(_)}}});var jb=Or,Yb=Er,qb=os({type:"marker",dependencies:["series","grid","polar","geo"],init:function(t,e,n,i){this.mergeDefaultAndTheme(t,n),this.mergeOption(t,n,i.createdBySelf,!0)},isAnimationEnabled:function(){if(bp.node)return!1;var t=this.__hostSeries;return this.getShallow("animation")&&t&&t.isAnimationEnabled()},mergeOption:function(t,e,n,i){var r=this.constructor,a=this.mainType+"Model";n||e.eachSeries(function(t){var n=t.get(this.mainType,!0),s=t[a];n&&n.data?(s?s.mergeOption(n,e,!0):(i&&oc(n),d(n.data,function(t){t instanceof Array?(oc(t[0]),oc(t[1])):oc(t)}),o(s=new r(n,this,e),{mainType:this.mainType,seriesIndex:t.seriesIndex,name:t.name,createdBySelf:!0}),s.__hostSeries=t),t[a]=s):t[a]=null},this)},formatTooltip:function(t){var e=this.getData(),n=this.getRawValue(t),i=y(n)?f(n,jb).join(", "):jb(n),r=e.getName(t),o=Yb(this.name);return(null!=n||r)&&(o+="
"),r&&(o+=Yb(r),null!=n&&(o+=" : ")),null!=n&&(o+=Yb(i)),o},getData:function(){return this._data},setData:function(t){this._data=t}});h(qb,sx),qb.extend({type:"markPoint",defaultOption:{zlevel:0,z:5,symbol:"pin",symbolSize:50,tooltip:{trigger:"item"},label:{show:!0,position:"inside"},itemStyle:{borderWidth:2},emphasis:{label:{show:!0}}}});var $b=l,Kb=v,Qb={min:Kb(lc,"min"),max:Kb(lc,"max"),average:Kb(lc,"average")},Jb=as({type:"marker",init:function(){this.markerGroupMap=N()},render:function(t,e,n){var i=this.markerGroupMap;i.each(function(t){t.__keep=!1});var r=this.type+"Model";e.eachSeries(function(t){var i=t[r];i&&this.renderSeries(t,i,e,n)},this),i.each(function(t){!t.__keep&&this.group.remove(t.group)},this)},renderSeries:function(){}});Jb.extend({type:"markPoint",updateTransform:function(t,e,n){e.eachSeries(function(t){var e=t.markPointModel;e&&(gc(e.getData(),t,n),this.markerGroupMap.get(t.id).updateLayout(e))},this)},renderSeries:function(t,e,n,i){var r=t.coordinateSystem,o=t.id,a=t.getData(),s=this.markerGroupMap,l=s.get(o)||s.set(o,new Bl),u=mc(r,t,e);e.setData(u),gc(e.getData(),t,i),u.each(function(t){var n=u.getItemModel(t),i=n.getShallow("symbolSize");"function"==typeof i&&(i=i(e.getRawValue(t),e.getDataParams(t))),u.setItemVisual(t,{symbolSize:i,color:n.get("itemStyle.color")||a.getVisual("color"),symbol:n.getShallow("symbol")})}),l.updateData(u),this.group.add(l.group),u.eachItemGraphicEl(function(t){t.traverse(function(t){t.dataModel=e})}),l.__keep=!0,l.group.silent=e.get("silent")||t.get("silent")}}),Qa(function(t){t.markPoint=t.markPoint||{}}),qb.extend({type:"markLine",defaultOption:{zlevel:0,z:5,symbol:["circle","arrow"],symbolSize:[8,16],precision:2,tooltip:{trigger:"item"},label:{show:!0,position:"end"},lineStyle:{type:"dashed"},emphasis:{label:{show:!0},lineStyle:{width:3}},animationEasing:"linear"}});var tM=Hv.prototype,eM=Wv.prototype,nM=Ai({type:"ec-line",style:{stroke:"#000",fill:null},shape:{x1:0,y1:0,x2:0,y2:0,percent:1,cpx1:null,cpy1:null},buildPath:function(t,e){(vc(e)?tM:eM).buildPath(t,e)},pointAt:function(t){return vc(this.shape)?tM.pointAt.call(this,t):eM.pointAt.call(this,t)},tangentAt:function(t){var e=this.shape,n=vc(e)?[e.x2-e.x1,e.y2-e.y1]:eM.tangentAt.call(this,t);return j(n,n)}}),iM=["fromSymbol","toSymbol"],rM=bc.prototype;rM.beforeUpdate=function(){var t=this,e=t.childOfName("fromSymbol"),n=t.childOfName("toSymbol"),i=t.childOfName("label");if(e||n||!i.ignore){for(var r=1,o=this.parent;o;)o.scale&&(r/=o.scale[0]),o=o.parent;var a=t.childOfName("line");if(this.__dirty||a.__dirty){var s=a.shape.percent,l=a.pointAt(0),u=a.pointAt(s),h=W([],u,l);if(j(h,h),e&&(e.attr("position",l),c=a.tangentAt(0),e.attr("rotation",Math.PI/2-Math.atan2(c[1],c[0])),e.attr("scale",[r*s,r*s])),n){n.attr("position",u);var c=a.tangentAt(1);n.attr("rotation",-Math.PI/2-Math.atan2(c[1],c[0])),n.attr("scale",[r*s,r*s])}if(!i.ignore){i.attr("position",u);var d,f,p,g=5*r;if("end"===i.__position)d=[h[0]*g+u[0],h[1]*g+u[1]],f=h[0]>.8?"left":h[0]<-.8?"right":"center",p=h[1]>.8?"top":h[1]<-.8?"bottom":"middle";else if("middle"===i.__position){var m=s/2,v=[(c=a.tangentAt(m))[1],-c[0]],y=a.pointAt(m);v[1]>0&&(v[0]=-v[0],v[1]=-v[1]),d=[y[0]+v[0]*g,y[1]+v[1]*g],f="center",p="bottom";var x=-Math.atan2(c[1],c[0]);u[0].8?"right":h[0]<-.8?"left":"center",p=h[1]>.8?"bottom":h[1]<-.8?"top":"middle";i.attr({style:{textVerticalAlign:i.__verticalAlign||p,textAlign:i.__textAlign||f},position:d,scale:[r,r]})}}}},rM._createLine=function(t,e,n){var i=t.hostModel,r=_c(t.getItemLayout(e));r.shape.percent=0,sr(r,{shape:{percent:1}},i,e),this.add(r);var o=new kv({name:"label"});this.add(o),d(iM,function(n){var i=xc(n,t,e);this.add(i),this[yc(n)]=t.getItemVisual(e,n)},this),this._updateCommonStl(t,e,n)},rM.updateData=function(t,e,n){var i=t.hostModel,r=this.childOfName("line"),o=t.getItemLayout(e),a={shape:{}};wc(a.shape,o),ar(r,a,i,e),d(iM,function(n){var i=t.getItemVisual(e,n),r=yc(n);if(this[r]!==i){this.remove(this.childOfName(n));var o=xc(n,t,e);this.add(o)}this[r]=i},this),this._updateCommonStl(t,e,n)},rM._updateCommonStl=function(t,e,n){var i=t.hostModel,r=this.childOfName("line"),o=n&&n.lineStyle,s=n&&n.hoverLineStyle,l=n&&n.labelModel,u=n&&n.hoverLabelModel;if(!n||t.hasItemOption){var h=t.getItemModel(e);o=h.getModel("lineStyle").getLineStyle(),s=h.getModel("emphasis.lineStyle").getLineStyle(),l=h.getModel("label"),u=h.getModel("emphasis.label")}var c=t.getItemVisual(e,"color"),f=D(t.getItemVisual(e,"opacity"),o.opacity,1);r.useStyle(a({strokeNoScale:!0,fill:"none",stroke:c,opacity:f},o)),r.hoverStyle=s,d(iM,function(t){var e=this.childOfName(t);e&&(e.setColor(c),e.setStyle({opacity:f}))},this);var p,g,m=l.getShallow("show"),v=u.getShallow("show"),y=this.childOfName("label");if((m||v)&&(p=c||"#000",null==(g=i.getFormattedLabel(e,"normal",t.dataType)))){var x=i.getRawValue(e);g=null==x?t.getName(e):isFinite(x)?wr(x):x}var _=m?g:null,w=v?T(i.getFormattedLabel(e,"emphasis",t.dataType),g):null,b=y.style;null==_&&null==w||(Ki(y.style,l,{text:_},{autoColor:p}),y.__textAlign=b.textAlign,y.__verticalAlign=b.textVerticalAlign,y.__position=l.get("position")||"middle"),y.hoverStyle=null!=w?{text:w,textFill:u.getTextColor(!0),fontStyle:u.getShallow("fontStyle"),fontWeight:u.getShallow("fontWeight"),fontSize:u.getShallow("fontSize"),fontFamily:u.getShallow("fontFamily")}:{text:null},y.ignore=!m&&!v,qi(this)},rM.highlight=function(){this.trigger("emphasis")},rM.downplay=function(){this.trigger("normal")},rM.updateLayout=function(t,e){this.setLinePoints(t.getItemLayout(e))},rM.setLinePoints=function(t){var e=this.childOfName("line");wc(e.shape,t),e.dirty()},u(bc,Sg);var oM=Mc.prototype;oM.isPersistent=function(){return!0},oM.updateData=function(t){var e=this,n=e.group,i=e._lineData;e._lineData=t,i||n.removeAll();var r=Cc(t);t.diff(i).add(function(n){Sc(e,t,n,r)}).update(function(n,o){Ic(e,i,t,o,n,r)}).remove(function(t){n.remove(i.getItemGraphicEl(t))}).execute()},oM.updateLayout=function(){var t=this._lineData;t&&t.eachItemGraphicEl(function(e,n){e.updateLayout(t,n)},this)},oM.incrementalPrepareUpdate=function(t){this._seriesScope=Cc(t),this._lineData=null,this.group.removeAll()},oM.incrementalUpdate=function(t,e){for(var n=t.start;n=0&&"number"==typeof h&&(h=+h.toFixed(Math.min(m,20))),p.coord[d]=g.coord[d]=h,a=[p,g,{type:l,valueIndex:a.valueIndex,value:h}]}return a=[uc(t,a[0]),uc(t,a[1]),o({},a[2])],a[2].type=a[2].type||"",i(a[2],a[0]),i(a[2],a[1]),a};Jb.extend({type:"markLine",updateTransform:function(t,e,n){e.eachSeries(function(t){var e=t.markLineModel;if(e){var i=e.getData(),r=e.__from,o=e.__to;r.each(function(e){Lc(r,e,!0,t,n),Lc(o,e,!1,t,n)}),i.each(function(t){i.setItemLayout(t,[r.getItemLayout(t),o.getItemLayout(t)])}),this.markerGroupMap.get(t.id).updateLayout()}},this)},renderSeries:function(t,e,n,i){function r(e,n,r){var o=e.getItemModel(n);Lc(e,n,r,t,i),e.setItemVisual(n,{symbolSize:o.get("symbolSize")||g[r?0:1],symbol:o.get("symbol",!0)||p[r?0:1],color:o.get("itemStyle.color")||s.getVisual("color")})}var o=t.coordinateSystem,a=t.id,s=t.getData(),l=this.markerGroupMap,u=l.get(a)||l.set(a,new Mc);this.group.add(u.group);var h=Oc(o,t,e),c=h.from,d=h.to,f=h.line;e.__from=c,e.__to=d,e.setData(f);var p=e.get("symbol"),g=e.get("symbolSize");y(p)||(p=[p,p]),"number"==typeof g&&(g=[g,g]),h.from.each(function(t){r(c,t,!0),r(d,t,!1)}),f.each(function(t){var e=f.getItemModel(t).get("lineStyle.color");f.setItemVisual(t,{color:e||c.getItemVisual(t,"color")}),f.setItemLayout(t,[c.getItemLayout(t),d.getItemLayout(t)]),f.setItemVisual(t,{fromSymbolSize:c.getItemVisual(t,"symbolSize"),fromSymbol:c.getItemVisual(t,"symbol"),toSymbolSize:d.getItemVisual(t,"symbolSize"),toSymbol:d.getItemVisual(t,"symbol")})}),u.updateData(f),h.line.eachItemGraphicEl(function(t,n){t.traverse(function(t){t.dataModel=e})}),u.__keep=!0,u.group.silent=e.get("silent")||t.get("silent")}}),Qa(function(t){t.markLine=t.markLine||{}}),qb.extend({type:"markArea",defaultOption:{zlevel:0,z:1,tooltip:{trigger:"item"},animation:!1,label:{show:!0,position:"top"},itemStyle:{borderWidth:0},emphasis:{label:{show:!0,position:"top"}}}});var sM=function(t,e,n,i){var o=uc(t,i[0]),a=uc(t,i[1]),s=C,l=o.coord,u=a.coord;l[0]=s(l[0],-1/0),l[1]=s(l[1],-1/0),u[0]=s(u[0],1/0),u[1]=s(u[1],1/0);var h=r([{},o,a]);return h.coord=[o.coord,a.coord],h.x0=o.x,h.y0=o.y,h.x1=a.x,h.y1=a.y,h},lM=[["x0","y0"],["x1","y0"],["x1","y1"],["x0","y1"]];Jb.extend({type:"markArea",updateTransform:function(t,e,n){e.eachSeries(function(t){var e=t.markAreaModel;if(e){var i=e.getData();i.each(function(e){var r=f(lM,function(r){return Rc(i,e,r,t,n)});i.setItemLayout(e,r),i.getItemGraphicEl(e).setShape("points",r)})}},this)},renderSeries:function(t,e,n,i){var r=t.coordinateSystem,o=t.id,s=t.getData(),l=this.markerGroupMap,u=l.get(o)||l.set(o,{group:new Sg});this.group.add(u.group),u.__keep=!0;var h=Bc(r,t,e);e.setData(h),h.each(function(e){h.setItemLayout(e,f(lM,function(n){return Rc(h,e,n,t,i)})),h.setItemVisual(e,{color:s.getVisual("color")})}),h.diff(u.__data).add(function(t){var e=new Bv({shape:{points:h.getItemLayout(t)}});h.setItemGraphicEl(t,e),u.group.add(e)}).update(function(t,n){var i=u.__data.getItemGraphicEl(n);ar(i,{shape:{points:h.getItemLayout(t)}},e,t),u.group.add(i),h.setItemGraphicEl(t,i)}).remove(function(t){var e=u.__data.getItemGraphicEl(t);u.group.remove(e)}).execute(),h.eachItemGraphicEl(function(t,n){var i=h.getItemModel(n),r=i.getModel("label"),o=i.getModel("emphasis.label"),s=h.getItemVisual(n,"color");t.useStyle(a(i.getModel("itemStyle").getItemStyle(),{fill:Pt(s,.4),stroke:s})),t.hoverStyle=i.getModel("emphasis.itemStyle").getItemStyle(),$i(t.style,t.hoverStyle,r,o,{labelFetcher:e,labelDataIndex:n,defaultText:h.getName(n)||"",isRectText:!0,autoColor:s}),qi(t,{}),t.dataModel=e}),u.__data=h,u.group.silent=e.get("silent")||t.get("silent")}}),Qa(function(t){t.markArea=t.markArea||{}}),Iy.registerSubTypeDefaulter("dataZoom",function(){return"slider"});var uM=["cartesian2d","polar","singleAxis"],hM=function(t,e){var n=f(t=t.slice(),Fr),i=f(e=(e||[]).slice(),Fr);return function(r,o){d(t,function(t,a){for(var s={name:t,capital:n[a]},l=0;l=a[0]&&t<=a[1]}if(t===this._dataZoomModel){var i=this._dimName,r=this.getTargetSeriesModels(),o=t.get("filterMode"),a=this._valueWindow;"none"!==o&&cM(r,function(t){var e=t.getData(),r=e.mapDimension(i,!0);"weakFilter"===o?e.filterSelf(function(t){for(var n,i,o,s=0;sa[1];if(u&&!h&&!c)return!0;u&&(o=!0),h&&(n=!0),c&&(i=!0)}return o&&n&&i}):cM(r,function(i){if("empty"===o)t.setData(e.map(i,function(t){return n(t)?t:NaN}));else{var r={};r[i]=a,e.selectRange(r)}}),cM(r,function(t){e.setApproximateExtent(a,t)})})}}};var pM=d,gM=hM,mM=os({type:"dataZoom",dependencies:["xAxis","yAxis","zAxis","radiusAxis","angleAxis","singleAxis","series"],defaultOption:{zlevel:0,z:4,orient:null,xAxisIndex:null,yAxisIndex:null,filterMode:"filter",throttle:null,start:0,end:100,startValue:null,endValue:null,minSpan:null,maxSpan:null,minValueSpan:null,maxValueSpan:null,rangeMode:null},init:function(t,e,n){this._dataIntervalByAxis={},this._dataInfo={},this._axisProxies={},this.textStyleModel,this._autoThrottle=!0,this._rangePropMode=["percent","percent"];var i=Uc(t);this.mergeDefaultAndTheme(t,n),this.doInit(i)},mergeOption:function(t){var e=Uc(t);i(this.option,t,!0),this.doInit(e)},doInit:function(t){var e=this.option;bp.canvasSupported||(e.realtime=!1),this._setDefaultThrottle(t),Xc(this,t),pM([["start","startValue"],["end","endValue"]],function(t,n){"value"===this._rangePropMode[n]&&(e[t[0]]=null)},this),this.textStyleModel=this.getModel("textStyle"),this._resetTarget(),this._giveAxisProxies()},_giveAxisProxies:function(){var t=this._axisProxies;this.eachTargetAxis(function(e,n,i,r){var o=this.dependentModels[e.axis][n],a=o.__dzAxisProxy||(o.__dzAxisProxy=new fM(e.name,n,this,r));t[e.name+"_"+n]=a},this)},_resetTarget:function(){var t=this.option,e=this._judgeAutoMode();gM(function(e){var n=e.axisIndex;t[n]=xn(t[n])},this),"axisIndex"===e?this._autoSetAxisIndex():"orient"===e&&this._autoSetOrient()},_judgeAutoMode:function(){var t=this.option,e=!1;gM(function(n){null!=t[n.axisIndex]&&(e=!0)},this);var n=t.orient;return null==n&&e?"orient":e?void 0:(null==n&&(t.orient="horizontal"),"axisIndex")},_autoSetAxisIndex:function(){var t=!0,e=this.get("orient",!0),n=this.option,i=this.dependentModels;if(t){var r="vertical"===e?"y":"x";i[r+"Axis"].length?(n[r+"AxisIndex"]=[0],t=!1):pM(i.singleAxis,function(i){t&&i.get("orient",!0)===e&&(n.singleAxisIndex=[i.componentIndex],t=!1)})}t&&gM(function(e){if(t){var i=[],r=this.dependentModels[e.axis];if(r.length&&!i.length)for(var o=0,a=r.length;o0?100:20}},getFirstTargetAxisModel:function(){var t;return gM(function(e){if(null==t){var n=this.get(e.axisIndex);n.length&&(t=this.dependentModels[e.axis][n[0]])}},this),t},eachTargetAxis:function(t,e){var n=this.ecModel;gM(function(i){pM(this.get(i.axisIndex),function(r){t.call(e,i,r,this,n)},this)},this)},getAxisProxy:function(t,e){return this._axisProxies[t+"_"+e]},getAxisModel:function(t,e){var n=this.getAxisProxy(t,e);return n&&n.getAxisModel()},setRawRange:function(t,e){var n=this.option;pM([["start","startValue"],["end","endValue"]],function(e){null==t[e[0]]&&null==t[e[1]]||(n[e[0]]=t[e[0]],n[e[1]]=t[e[1]])},this),!e&&Xc(this,t)},getPercentRange:function(){var t=this.findRepresentativeAxisProxy();if(t)return t.getDataPercentWindow()},getValueRange:function(t,e){if(null!=t||null!=e)return this.getAxisProxy(t,e).getDataValueWindow();var n=this.findRepresentativeAxisProxy();return n?n.getDataValueWindow():void 0},findRepresentativeAxisProxy:function(t){if(t)return t.__dzAxisProxy;var e=this._axisProxies;for(var n in e)if(e.hasOwnProperty(n)&&e[n].hostedBy(this))return e[n];for(var n in e)if(e.hasOwnProperty(n)&&!e[n].hostedBy(this))return e[n]},getRangePropMode:function(){return this._rangePropMode.slice()}}),vM=dx.extend({type:"dataZoom",render:function(t,e,n,i){this.dataZoomModel=t,this.ecModel=e,this.api=n},getTargetCoordInfo:function(){function t(t,e,n,i){for(var r,o=0;oo&&(e[1-i]=e[i]+h.sign*o),e}),xM=Fv,_M=xr,wM=br,bM=m,MM=d,SM="horizontal",IM=5,CM=["line","bar","candlestick","scatter"],TM=vM.extend({type:"dataZoom.slider",init:function(t,e){this._displayables={},this._orient,this._range,this._handleEnds,this._size,this._handleWidth,this._handleHeight,this._location,this._dragging,this._dataShadowInfo,this.api=e},render:function(t,e,n,i){TM.superApply(this,"render",arguments),ha(this,"_dispatchZoomAction",this.dataZoomModel.get("throttle"),"fixRate"),this._orient=t.get("orient"),!1!==this.dataZoomModel.get("show")?(i&&"dataZoom"===i.type&&i.from===this.uid||this._buildView(),this._updateView()):this.group.removeAll()},remove:function(){TM.superApply(this,"remove",arguments),ca(this,"_dispatchZoomAction")},dispose:function(){TM.superApply(this,"dispose",arguments),ca(this,"_dispatchZoomAction")},_buildView:function(){var t=this.group;t.removeAll(),this._resetLocation(),this._resetInterval();var e=this._displayables.barGroup=new Sg;this._renderBackground(),this._renderHandle(),this._renderDataShadow(),t.add(e),this._positionGroup()},_resetLocation:function(){var t=this.dataZoomModel,e=this.api,n=this._findCoordRect(),i={width:e.getWidth(),height:e.getHeight()},r=this._orient===SM?{right:i.width-n.x-n.width,top:i.height-30-7,width:n.width,height:30}:{right:7,top:n.y,width:30,height:n.height},o=Ur(t.option);d(["right","top","width","height"],function(t){"ph"===o[t]&&(o[t]=r[t])});var a=Gr(o,i,t.padding);this._location={x:a.x,y:a.y},this._size=[a.width,a.height],"vertical"===this._orient&&this._size.reverse()},_positionGroup:function(){var t=this.group,e=this._location,n=this._orient,i=this.dataZoomModel.getFirstTargetAxisModel(),r=i&&i.get("inverse"),o=this._displayables.barGroup,a=(this._dataShadowInfo||{}).otherAxisInverse;o.attr(n!==SM||r?n===SM&&r?{scale:a?[-1,1]:[-1,-1]}:"vertical"!==n||r?{scale:a?[-1,-1]:[-1,1],rotation:Math.PI/2}:{scale:a?[1,-1]:[1,1],rotation:Math.PI/2}:{scale:a?[1,1]:[1,-1]});var s=t.getBoundingRect([o]);t.attr("position",[e.x-s.x,e.y-s.y])},_getViewExtent:function(){return[0,this._size[0]]},_renderBackground:function(){var t=this.dataZoomModel,e=this._size,n=this._displayables.barGroup;n.add(new xM({silent:!0,shape:{x:0,y:0,width:e[0],height:e[1]},style:{fill:t.get("backgroundColor")},z2:-40})),n.add(new xM({shape:{x:0,y:0,width:e[0],height:e[1]},style:{fill:"transparent"},z2:0,onclick:m(this._onClickPanelClick,this)}))},_renderDataShadow:function(){var t=this._dataShadowInfo=this._prepareDataShadowInfo();if(t){var e=this._size,n=t.series,i=n.getRawData(),r=n.getShadowDim?n.getShadowDim():t.otherDim;if(null!=r){var o=i.getDataExtent(r),s=.3*(o[1]-o[0]);o=[o[0]-s,o[1]+s];var l,u=[0,e[1]],h=[0,e[0]],c=[[e[0],0],[0,0]],d=[],f=h[1]/(i.count()-1),p=0,g=Math.round(i.count()/e[0]);i.each([r],function(t,e){if(g>0&&e%g)p+=f;else{var n=null==t||isNaN(t)||""===t,i=n?0:_M(t,o,u,!0);n&&!l&&e?(c.push([c[c.length-1][0],0]),d.push([d[d.length-1][0],0])):!n&&l&&(c.push([p,0]),d.push([p,0])),c.push([p,i]),d.push([p,i]),p+=f,l=n}});var m=this.dataZoomModel;this._displayables.barGroup.add(new Bv({shape:{points:c},style:a({fill:m.get("dataBackgroundColor")},m.getModel("dataBackground.areaStyle").getAreaStyle()),silent:!0,z2:-20})),this._displayables.barGroup.add(new Vv({shape:{points:d},style:m.getModel("dataBackground.lineStyle").getLineStyle(),silent:!0,z2:-19}))}}},_prepareDataShadowInfo:function(){var t=this.dataZoomModel,e=t.get("showDataShadow");if(!1!==e){var n,i=this.ecModel;return t.eachTargetAxis(function(r,o){d(t.getAxisProxy(r.name,o).getTargetSeriesModels(),function(t){if(!(n||!0!==e&&l(CM,t.get("type"))<0)){var a,s=i.getComponent(r.axis,o).axis,u=qc(r.name),h=t.coordinateSystem;null!=u&&h.getOtherAxis&&(a=h.getOtherAxis(s).inverse),u=t.getData().mapDimension(u),n={thisAxis:s,series:t,thisDim:r.name,otherDim:u,otherAxisInverse:a}}},this)},this),n}},_renderHandle:function(){var t=this._displayables,e=t.handles=[],n=t.handleLabels=[],i=this._displayables.barGroup,r=this._size,o=this.dataZoomModel;i.add(t.filler=new xM({draggable:!0,cursor:$c(this._orient),drift:bM(this._onDragMove,this,"all"),onmousemove:function(t){tm(t.event)},ondragstart:bM(this._showDataInfo,this,!0),ondragend:bM(this._onDragEnd,this),onmouseover:bM(this._showDataInfo,this,!0),onmouseout:bM(this._showDataInfo,this,!1),style:{fill:o.get("fillerColor"),textPosition:"inside"}})),i.add(new xM(Ei({silent:!0,shape:{x:0,y:0,width:r[0],height:r[1]},style:{stroke:o.get("dataBackgroundColor")||o.get("borderColor"),lineWidth:1,fill:"rgba(0,0,0,0)"}}))),MM([0,1],function(t){var r=fr(o.get("handleIcon"),{cursor:$c(this._orient),draggable:!0,drift:bM(this._onDragMove,this,t),onmousemove:function(t){tm(t.event)},ondragend:bM(this._onDragEnd,this),onmouseover:bM(this._showDataInfo,this,!0),onmouseout:bM(this._showDataInfo,this,!1)},{x:-1,y:0,width:2,height:2}),a=r.getBoundingRect();this._handleHeight=_r(o.get("handleSize"),this._size[1]),this._handleWidth=a.width/a.height*this._handleHeight,r.setStyle(o.getModel("handleStyle").getItemStyle());var s=o.get("handleColor");null!=s&&(r.style.fill=s),i.add(e[t]=r);var l=o.textStyleModel;this.group.add(n[t]=new kv({silent:!0,invisible:!0,style:{x:0,y:0,text:"",textVerticalAlign:"middle",textAlign:"center",textFill:l.getTextColor(),textFont:l.getFont()},z2:10}))},this)},_resetInterval:function(){var t=this._range=this.dataZoomModel.getPercentRange(),e=this._getViewExtent();this._handleEnds=[_M(t[0],[0,100],e,!0),_M(t[1],[0,100],e,!0)]},_updateInterval:function(t,e){var n=this.dataZoomModel,i=this._handleEnds,r=this._getViewExtent(),o=n.findRepresentativeAxisProxy().getMinMaxSpan(),a=[0,100];yM(e,i,r,n.get("zoomLock")?"all":t,null!=o.minSpan?_M(o.minSpan,a,r,!0):null,null!=o.maxSpan?_M(o.maxSpan,a,r,!0):null);var s=this._range,l=this._range=wM([_M(i[0],r,a,!0),_M(i[1],r,a,!0)]);return!s||s[0]!==l[0]||s[1]!==l[1]},_updateView:function(t){var e=this._displayables,n=this._handleEnds,i=wM(n.slice()),r=this._size;MM([0,1],function(t){var i=e.handles[t],o=this._handleHeight;i.attr({scale:[o/2,o/2],position:[n[t],r[1]/2-o/2]})},this),e.filler.setShape({x:i[0],y:0,width:i[1]-i[0],height:r[1]}),this._updateDataInfo(t)},_updateDataInfo:function(t){function e(t){var e=lr(i.handles[t].parent,this.group),n=hr(0===t?"right":"left",e),s=this._handleWidth/2+IM,l=ur([c[t]+(0===t?-s:s),this._size[1]/2],e);r[t].setStyle({x:l[0],y:l[1],textVerticalAlign:o===SM?"middle":n,textAlign:o===SM?n:"center",text:a[t]})}var n=this.dataZoomModel,i=this._displayables,r=i.handleLabels,o=this._orient,a=["",""];if(n.get("showDetail")){var s=n.findRepresentativeAxisProxy();if(s){var l=s.getAxisModel().axis,u=this._range,h=t?s.calculateDataWindow({start:u[0],end:u[1]}).valueWindow:s.getDataValueWindow();a=[this._formatLabel(h[0],l),this._formatLabel(h[1],l)]}}var c=wM(this._handleEnds.slice());e.call(this,0),e.call(this,1)},_formatLabel:function(t,e){var n=this.dataZoomModel,i=n.get("labelFormatter"),r=n.get("labelPrecision");null!=r&&"auto"!==r||(r=e.getPixelPrecision());var o=null==t||isNaN(t)?"":"category"===e.type||"time"===e.type?e.scale.getLabel(Math.round(t)):t.toFixed(Math.min(r,20));return x(i)?i(t,o):_(i)?i.replace("{value}",o):o},_showDataInfo:function(t){t=this._dragging||t;var e=this._displayables.handleLabels;e[0].attr("invisible",!t),e[1].attr("invisible",!t)},_onDragMove:function(t,e,n){this._dragging=!0;var i=ur([e,n],this._displayables.barGroup.getLocalTransform(),!0),r=this._updateInterval(t,i[0]),o=this.dataZoomModel.get("realtime");this._updateView(!o),r&&o&&this._dispatchZoomAction()},_onDragEnd:function(){this._dragging=!1,this._showDataInfo(!1),!this.dataZoomModel.get("realtime")&&this._dispatchZoomAction()},_onClickPanelClick:function(t){var e=this._size,n=this._displayables.barGroup.transformCoordToLocal(t.offsetX,t.offsetY);if(!(n[0]<0||n[0]>e[0]||n[1]<0||n[1]>e[1])){var i=this._handleEnds,r=(i[0]+i[1])/2,o=this._updateInterval("all",n[0]-r);this._updateView(),o&&this._dispatchZoomAction()}},_dispatchZoomAction:function(){var t=this._range;this.api.dispatchAction({type:"dataZoom",from:this.uid,dataZoomId:this.dataZoomModel.id,start:t[0],end:t[1]})},_findCoordRect:function(){var t;if(MM(this.getTargetCoordInfo(),function(e){if(!t&&e.length){var n=e[0].model.coordinateSystem;t=n.getRect&&n.getRect()}}),!t){var e=this.api.getWidth(),n=this.api.getHeight();t={x:.2*e,y:.2*n,width:.6*e,height:.6*n}}return t}});mM.extend({type:"dataZoom.inside",defaultOption:{disabled:!1,zoomLock:!1,zoomOnMouseWheel:!0,moveOnMouseMove:!0,preventDefaultMouseMove:!0}});var DM="\0_ec_interaction_mutex";ts({type:"takeGlobalCursor",event:"globalCursorTaken",update:"update"},function(){}),h(ed,Zp);var AM=v,kM="\0_ec_dataZoom_roams",PM=m,LM=vM.extend({type:"dataZoom.inside",init:function(t,e){this._range},render:function(t,e,n,i){LM.superApply(this,"render",arguments),this._range=t.getPercentRange(),d(this.getTargetCoordInfo(),function(e,i){var r=f(e,function(t){return cd(t.model)});d(e,function(e){var o=e.model,a=t.option;ud(n,{coordId:cd(o),allCoordIds:r,containsPoint:function(t,e,n){return o.coordinateSystem.containPoint([e,n])},dataZoomId:t.id,throttleRate:t.get("throttle",!0),panGetRange:PM(this._onPan,this,e,i),zoomGetRange:PM(this._onZoom,this,e,i),zoomLock:a.zoomLock,disabled:a.disabled,roamControllerOpt:{zoomOnMouseWheel:a.zoomOnMouseWheel,moveOnMouseMove:a.moveOnMouseMove,preventDefaultMouseMove:a.preventDefaultMouseMove}})},this)},this)},dispose:function(){hd(this.api,this.dataZoomModel.id),LM.superApply(this,"dispose",arguments),this._range=null},_onPan:function(t,e,n,i,r,o,a,s,l){var u=this._range,h=u.slice(),c=t.axisModels[0];if(c){var d=OM[e]([o,a],[s,l],c,n,t),f=d.signal*(h[1]-h[0])*d.pixel/d.pixelLength;return yM(f,h,[0,100],"all"),this._range=h,u[0]!==h[0]||u[1]!==h[1]?h:void 0}},_onZoom:function(t,e,n,i,r,o){var a=this._range,s=a.slice(),l=t.axisModels[0];if(l){var u=OM[e](null,[r,o],l,n,t),h=(u.signal>0?u.pixelStart+u.pixelLength-u.pixel:u.pixel-u.pixelStart)/u.pixelLength*(s[1]-s[0])+s[0];i=Math.max(1/i,0),s[0]=(s[0]-h)*i+h,s[1]=(s[1]-h)*i+h;var c=this.dataZoomModel.findRepresentativeAxisProxy().getMinMaxSpan();return yM(0,s,[0,100],0,c.minSpan,c.maxSpan),this._range=s,a[0]!==s[0]||a[1]!==s[1]?s:void 0}}}),OM={grid:function(t,e,n,i,r){var o=n.axis,a={},s=r.model.coordinateSystem.getRect();return t=t||[0,0],"x"===o.dim?(a.pixel=e[0]-t[0],a.pixelLength=s.width,a.pixelStart=s.x,a.signal=o.inverse?1:-1):(a.pixel=e[1]-t[1],a.pixelLength=s.height,a.pixelStart=s.y,a.signal=o.inverse?-1:1),a},polar:function(t,e,n,i,r){var o=n.axis,a={},s=r.model.coordinateSystem,l=s.getRadiusAxis().getExtent(),u=s.getAngleAxis().getExtent();return t=t?s.pointToCoord(t):[0,0],e=s.pointToCoord(e),"radiusAxis"===n.mainType?(a.pixel=e[0]-t[0],a.pixelLength=l[1]-l[0],a.pixelStart=l[0],a.signal=o.inverse?1:-1):(a.pixel=e[1]-t[1],a.pixelLength=u[1]-u[0],a.pixelStart=u[0],a.signal=o.inverse?-1:1),a},singleAxis:function(t,e,n,i,r){var o=n.axis,a=r.model.coordinateSystem.getRect(),s={};return t=t||[0,0],"horizontal"===o.orient?(s.pixel=e[0]-t[0],s.pixelLength=a.width,s.pixelStart=a.x,s.signal=o.inverse?1:-1):(s.pixel=e[1]-t[1],s.pixelLength=a.height,s.pixelStart=a.y,s.signal=o.inverse?-1:1),s}};Ja({getTargetSeries:function(t){var e=N();return t.eachComponent("dataZoom",function(t){t.eachTargetAxis(function(t,n,i){d(i.getAxisProxy(t.name,n).getTargetSeriesModels(),function(t){e.set(t.uid,t)})})}),e},modifyOutputEnd:!0,overallReset:function(t,e){t.eachComponent("dataZoom",function(t){t.eachTargetAxis(function(t,n,i){i.getAxisProxy(t.name,n).reset(i,e)}),t.eachTargetAxis(function(t,n,i){i.getAxisProxy(t.name,n).filterData(i,e)})}),t.eachComponent("dataZoom",function(t){var e=t.findRepresentativeAxisProxy(),n=e.getDataPercentWindow(),i=e.getDataValueWindow();t.setRawRange({start:n[0],end:n[1],startValue:i[0],endValue:i[1]},!0)})}}),ts("dataZoom",function(t,e){var n=Fc(m(e.eachComponent,e,"dataZoom"),hM,function(t,e){return t.get(e.axisIndex)}),i=[];e.eachComponent({mainType:"dataZoom",query:t},function(t,e){i.push.apply(i,n(t).nodes)}),d(i,function(e,n){e.setRawRange({start:t.start,end:t.end,startValue:t.startValue,endValue:t.endValue})})});var zM={},EM=os({type:"toolbox",layoutMode:{type:"box",ignoreSize:!0},optionUpdated:function(){EM.superApply(this,"optionUpdated",arguments),d(this.option.feature,function(t,e){var n=wd(e);n&&i(t,n.defaultOption)})},defaultOption:{show:!0,z:6,zlevel:0,orient:"horizontal",left:"right",top:"top",backgroundColor:"transparent",borderColor:"#ccc",borderRadius:0,borderWidth:0,padding:5,itemSize:15,itemGap:8,showTitle:!0,iconStyle:{borderColor:"#666",color:"none"},emphasis:{iconStyle:{borderColor:"#3E98C5"}}}});as({type:"toolbox",render:function(t,e,n,i){function r(r,a){var s,c=h[r],d=h[a],f=new pr(l[c],t,t.ecModel);if(c&&!d){if(bd(c))s={model:f,onclick:f.option.onclick,featureName:c};else{var p=wd(c);if(!p)return;s=new p(f,e,n)}u[c]=s}else{if(!(s=u[d]))return;s.model=f,s.ecModel=e,s.api=n}c||!d?f.get("show")&&!s.unusable?(o(f,s,c),f.setIconStatus=function(t,e){var n=this.option,i=this.iconPaths;n.iconStatus=n.iconStatus||{},n.iconStatus[t]=e,i[t]&&i[t].trigger(e)},s.render&&s.render(f,e,n,i)):s.remove&&s.remove(e,n):s.dispose&&s.dispose(e,n)}function o(i,r,o){var l=i.getModel("iconStyle"),u=i.getModel("emphasis.iconStyle"),h=r.getIcons?r.getIcons():i.get("icon"),c=i.get("title")||{};if("string"==typeof h){var f=h,p=c;c={},(h={})[o]=f,c[o]=p}var g=i.iconPaths={};d(h,function(o,h){var d=fr(o,{},{x:-s/2,y:-s/2,width:s,height:s});d.setStyle(l.getItemStyle()),d.hoverStyle=u.getItemStyle(),qi(d),t.get("showTitle")&&(d.__title=c[h],d.on("mouseover",function(){var t=u.getItemStyle();d.setStyle({text:c[h],textPosition:t.textPosition||"bottom",textFill:t.fill||t.stroke||"#000",textAlign:t.textAlign||"center"})}).on("mouseout",function(){d.setStyle({textFill:null})})),d.trigger(i.get("iconStatus."+h)||"normal"),a.add(d),d.on("click",m(r.onclick,r,e,n,h)),g[h]=d})}var a=this.group;if(a.removeAll(),t.get("show")){var s=+t.get("itemSize"),l=t.get("feature")||{},u=this._features||(this._features={}),h=[];d(l,function(t,e){h.push(e)}),new hs(this._featureNames||[],h).add(r).update(r).remove(v(r,null)).execute(),this._featureNames=h,Jh(a,t,n),a.add(tc(a.getBoundingRect(),t)),a.eachChild(function(t){var e=t.__title,i=t.hoverStyle;if(i&&e){var r=ce(e,Ce(i)),o=t.position[0]+a.position[0],l=!1;t.position[1]+a.position[1]+s+r.height>n.getHeight()&&(i.textPosition="top",l=!0);var u=l?-5-r.height:s+8;o+r.width/2>n.getWidth()?(i.textPosition=["100%",u],i.textAlign="right"):o-r.width/2<0&&(i.textPosition=[0,u],i.textAlign="left")}})}},updateView:function(t,e,n,i){d(this._features,function(t){t.updateView&&t.updateView(t.model,e,n,i)})},remove:function(t,e){d(this._features,function(n){n.remove&&n.remove(t,e)}),this.group.removeAll()},dispose:function(t,e){d(this._features,function(n){n.dispose&&n.dispose(t,e)})}});var NM=Sx.toolbox.saveAsImage;Md.defaultOption={show:!0,icon:"M4.7,22.9L29.3,45.5L54.7,23.4M4.6,43.6L4.6,58L53.8,58L53.8,43.6M29.2,45.1L29.2,0",title:NM.title,type:"png",name:"",excludeComponents:["toolbox"],pixelRatio:1,lang:NM.lang.slice()},Md.prototype.unusable=!bp.canvasSupported,Md.prototype.onclick=function(t,e){var n=this.model,i=n.get("name")||t.get("title.0.text")||"echarts",r=document.createElement("a"),o=n.get("type",!0)||"png";r.download=i+"."+o,r.target="_blank";var a=e.getConnectedDataURL({type:o,backgroundColor:n.get("backgroundColor",!0)||t.get("backgroundColor")||"#fff",excludeComponents:n.get("excludeComponents"),pixelRatio:n.get("pixelRatio")});if(r.href=a,"function"!=typeof MouseEvent||bp.browser.ie||bp.browser.edge)if(window.navigator.msSaveOrOpenBlob){for(var s=atob(a.split(",")[1]),l=s.length,u=new Uint8Array(l);l--;)u[l]=s.charCodeAt(l);var h=new Blob([u]);window.navigator.msSaveOrOpenBlob(h,i+"."+o)}else{var c=n.get("lang"),d='';window.open().document.write(d)}else{var f=new MouseEvent("click",{view:window,bubbles:!0,cancelable:!1});r.dispatchEvent(f)}},_d("saveAsImage",Md);var RM=Sx.toolbox.magicType;Sd.defaultOption={show:!0,type:[],icon:{line:"M4.1,28.9h7.1l9.3-22l7.4,38l9.7-19.7l3,12.8h14.9M4.1,58h51.4",bar:"M6.7,22.9h10V48h-10V22.9zM24.9,13h10v35h-10V13zM43.2,2h10v46h-10V2zM3.1,58h53.7",stack:"M8.2,38.4l-8.4,4.1l30.6,15.3L60,42.5l-8.1-4.1l-21.5,11L8.2,38.4z M51.9,30l-8.1,4.2l-13.4,6.9l-13.9-6.9L8.2,30l-8.4,4.2l8.4,4.2l22.2,11l21.5-11l8.1-4.2L51.9,30z M51.9,21.7l-8.1,4.2L35.7,30l-5.3,2.8L24.9,30l-8.4-4.1l-8.3-4.2l-8.4,4.2L8.2,30l8.3,4.2l13.9,6.9l13.4-6.9l8.1-4.2l8.1-4.1L51.9,21.7zM30.4,2.2L-0.2,17.5l8.4,4.1l8.3,4.2l8.4,4.2l5.5,2.7l5.3-2.7l8.1-4.2l8.1-4.2l8.1-4.1L30.4,2.2z",tiled:"M2.3,2.2h22.8V25H2.3V2.2z M35,2.2h22.8V25H35V2.2zM2.3,35h22.8v22.8H2.3V35z M35,35h22.8v22.8H35V35z"},title:n(RM.title),option:{},seriesIndex:{}};var BM=Sd.prototype;BM.getIcons=function(){var t=this.model,e=t.get("icon"),n={};return d(t.get("type"),function(t){e[t]&&(n[t]=e[t])}),n};var VM={line:function(t,e,n,r){if("bar"===t)return i({id:e,type:"line",data:n.get("data"),stack:n.get("stack"),markPoint:n.get("markPoint"),markLine:n.get("markLine")},r.get("option.line")||{},!0)},bar:function(t,e,n,r){if("line"===t)return i({id:e,type:"bar",data:n.get("data"),stack:n.get("stack"),markPoint:n.get("markPoint"),markLine:n.get("markLine")},r.get("option.bar")||{},!0)},stack:function(t,e,n,r){if("line"===t||"bar"===t)return i({id:e,stack:"__ec_magicType_stack__"},r.get("option.stack")||{},!0)},tiled:function(t,e,n,r){if("line"===t||"bar"===t)return i({id:e,stack:""},r.get("option.tiled")||{},!0)}},FM=[["line","bar"],["stack","tiled"]];BM.onclick=function(t,e,n){var i=this.model,r=i.get("seriesIndex."+n);if(VM[n]){var o={series:[]};d(FM,function(t){l(t,n)>=0&&d(t,function(t){i.setIconStatus(t,"normal")})}),i.setIconStatus(n,"emphasis"),t.eachComponent({mainType:"series",query:null==r?null:{seriesIndex:r}},function(e){var r=e.subType,s=e.id,l=VM[n](r,s,e,i);l&&(a(l,e.option),o.series.push(l));var u=e.coordinateSystem;if(u&&"cartesian2d"===u.type&&("line"===n||"bar"===n)){var h=u.getAxesByScale("ordinal")[0];if(h){var c=h.dim+"Axis",d=t.queryComponents({mainType:c,index:e.get(name+"Index"),id:e.get(name+"Id")})[0].componentIndex;o[c]=o[c]||[];for(var f=0;f<=d;f++)o[c][d]=o[c][d]||{};o[c][d].boundaryGap="bar"===n}}}),e.dispatchAction({type:"changeMagicType",currentType:n,newOption:o})}},ts({type:"changeMagicType",event:"magicTypeChanged",update:"prepareAndUpdate"},function(t,e){e.mergeOption(t.newOption)}),_d("magicType",Sd);var HM=Sx.toolbox.dataView,GM=new Array(60).join("-"),WM="\t",ZM=new RegExp("["+WM+"]+","g");zd.defaultOption={show:!0,readOnly:!1,optionToContent:null,contentToOption:null,icon:"M17.5,17.3H33 M17.5,17.3H33 M45.4,29.5h-28 M11.5,2v56H51V14.8L38.4,2H11.5z M38.4,2.2v12.7H51 M45.4,41.7h-28",title:n(HM.title),lang:n(HM.lang),backgroundColor:"#fff",textColor:"#000",textareaColor:"#fff",textareaBorderColor:"#333",buttonColor:"#c23531",buttonTextColor:"#fff"},zd.prototype.onclick=function(t,e){function n(){i.removeChild(o),x._dom=null}var i=e.getDom(),r=this.model;this._dom&&i.removeChild(this._dom);var o=document.createElement("div");o.style.cssText="position:absolute;left:5px;top:5px;bottom:5px;right:5px;",o.style.backgroundColor=r.get("backgroundColor")||"#fff";var a=document.createElement("h4"),s=r.get("lang")||[];a.innerHTML=s[0]||r.get("title"),a.style.cssText="margin: 10px 20px;",a.style.color=r.get("textColor");var l=document.createElement("div"),u=document.createElement("textarea");l.style.cssText="display:block;width:100%;overflow:auto;";var h=r.get("optionToContent"),c=r.get("contentToOption"),d=Dd(t);if("function"==typeof h){var f=h(e.getOption());"string"==typeof f?l.innerHTML=f:S(f)&&l.appendChild(f)}else l.appendChild(u),u.readOnly=r.get("readOnly"),u.style.cssText="width:100%;height:100%;font-family:monospace;font-size:14px;line-height:1.6rem;",u.style.color=r.get("textColor"),u.style.borderColor=r.get("textareaBorderColor"),u.style.backgroundColor=r.get("textareaColor"),u.value=d.value;var p=d.meta,g=document.createElement("div");g.style.cssText="position:absolute;bottom:0;left:0;right:0;";var m="float:right;margin-right:20px;border:none;cursor:pointer;padding:2px 5px;font-size:12px;border-radius:3px",v=document.createElement("div"),y=document.createElement("div");m+=";background-color:"+r.get("buttonColor"),m+=";color:"+r.get("buttonTextColor");var x=this;on(v,"click",n),on(y,"click",function(){var t;try{t="function"==typeof c?c(l,e.getOption()):Od(u.value,p)}catch(t){throw n(),new Error("Data view format error "+t)}t&&e.dispatchAction({type:"changeDataView",newOption:t}),n()}),v.innerHTML=s[1],y.innerHTML=s[2],y.style.cssText=m,v.style.cssText=m,!r.get("readOnly")&&g.appendChild(y),g.appendChild(v),on(u,"keydown",function(t){if(9===(t.keyCode||t.which)){var e=this.value,n=this.selectionStart,i=this.selectionEnd;this.value=e.substring(0,n)+WM+e.substring(i),this.selectionStart=this.selectionEnd=n+1,tm(t)}}),o.appendChild(a),o.appendChild(l),o.appendChild(g),l.style.height=i.clientHeight-80+"px",i.appendChild(o),this._dom=o},zd.prototype.remove=function(t,e){this._dom&&e.getDom().removeChild(this._dom)},zd.prototype.dispose=function(t,e){this.remove(t,e)},_d("dataView",zd),ts({type:"changeDataView",event:"dataViewChanged",update:"prepareAndUpdate"},function(t,e){var n=[];d(t.newOption.series,function(t){var i=e.getSeriesByName(t.name)[0];if(i){var r=i.get("data");n.push({name:t.name,data:Ed(t.data,r)})}else n.push(o({type:"scatter"},t))}),e.mergeOption(a({series:n},t.newOption))});var UM=v,XM=d,jM=f,YM=Math.min,qM=Math.max,$M=Math.pow,KM=1e4,QM=6,JM=6,tS="globalPan",eS={w:[0,0],e:[0,1],n:[1,0],s:[1,1]},nS={w:"ew",e:"ew",n:"ns",s:"ns",ne:"nesw",sw:"nesw",nw:"nwse",se:"nwse"},iS={brushStyle:{lineWidth:2,stroke:"rgba(0,0,0,0.3)",fill:"rgba(0,0,0,0.1)"},transformable:!0,brushMode:"single",removeOnClick:!1},rS=0;Nd.prototype={constructor:Nd,enableBrush:function(t){return this._brushType&&Bd(this),t.brushType&&Rd(this,t),this},setPanels:function(t){if(t&&t.length){var e=this._panels={};d(t,function(t){e[t.panelId]=n(t)})}else this._panels=null;return this},mount:function(t){t=t||{},this._enableGlobalPan=t.enableGlobalPan;var e=this.group;return this._zr.add(e),e.attr({position:t.position||[0,0],rotation:t.rotation||0,scale:t.scale||[1,1]}),this._transform=e.getLocalTransform(),this},eachCover:function(t,e){XM(this._covers,t,e)},updateCovers:function(t){function e(t,e){return(null!=t.id?t.id:o+e)+"-"+t.brushType}function r(e,n){var i=t[e];if(null!=n&&a[n]===u)s[e]=a[n];else{var r=s[e]=null!=n?(a[n].__brushOption=i,a[n]):Fd(l,Vd(l,i));Wd(l,r)}}t=f(t,function(t){return i(n(iS),t,!0)});var o="\0-brush-index-",a=this._covers,s=this._covers=[],l=this,u=this._creatingCover;return new hs(a,t,function(t,n){return e(t.__brushOption,n)},e).add(r).update(r).remove(function(t){a[t]!==u&&l.group.remove(a[t])}).execute(),this},unmount:function(){return this.enableBrush(!1),jd(this),this._zr.remove(this.group),this},dispose:function(){this.unmount(),this.off()}},h(Nd,Zp);var oS={mousedown:function(t){if(this._dragging)mf.call(this,t);else if(!t.target||!t.target.draggable){df(t);var e=this.group.transformCoordToLocal(t.offsetX,t.offsetY);this._creatingCover=null,(this._creatingPanel=Ud(this,t,e))&&(this._dragging=!0,this._track=[e.slice()])}},mousemove:function(t){var e=this.group.transformCoordToLocal(t.offsetX,t.offsetY);if(cf(this,t,e),this._dragging){df(t);var n=pf(this,t,e,!1);n&&Yd(this,n)}},mouseup:mf},aS={lineX:vf(0),lineY:vf(1),rect:{createCover:function(t,e){return Kd(UM(af,function(t){return t},function(t){return t}),t,e,["w","e","n","s","se","sw","ne","nw"])},getCreatingRange:function(t){var e=$d(t);return nf(e[1][0],e[1][1],e[0][0],e[0][1])},updateCoverShape:function(t,e,n,i){Qd(t,e,n,i)},updateCommon:Jd,contain:ff},polygon:{createCover:function(t,e){var n=new Sg;return n.add(new Vv({name:"main",style:ef(e),silent:!0})),n},getCreatingRange:function(t){return t},endCreating:function(t,e){e.remove(e.childAt(0)),e.add(new Bv({name:"main",draggable:!0,drift:UM(sf,t,e),ondragend:UM(Yd,t,{isEnd:!0})}))},updateCoverShape:function(t,e,n,i){e.childAt(0).setShape({points:uf(t,e,n)})},updateCommon:Jd,contain:ff}},sS={axisPointer:1,tooltip:1,brush:1},lS=d,uS=l,hS=v,cS=["dataToPoint","pointToData"],dS=["grid","xAxis","yAxis","geo","graph","polar","radiusAxis","angleAxis","bmap"],fS=Mf.prototype;fS.setOutputRanges=function(t,e){this.matchOutputRanges(t,e,function(t,e,n){if((t.coordRanges||(t.coordRanges=[])).push(e),!t.coordRange){t.coordRange=e;var i=vS[t.brushType](0,n,e);t.__rangeOffset={offset:yS[t.brushType](i.values,t.range,[1,1]),xyMinMax:i.xyMinMax}}})},fS.matchOutputRanges=function(t,e,n){lS(t,function(t){var i=this.findTargetInfo(t,e);i&&!0!==i&&d(i.coordSyses,function(i){var r=vS[t.brushType](1,i,t.range);n(t,r.values,i,e)})},this)},fS.setInputRanges=function(t,e){lS(t,function(t){var n=this.findTargetInfo(t,e);if(t.range=t.range||[],n&&!0!==n){t.panelId=n.panelId;var i=vS[t.brushType](0,n.coordSys,t.coordRange),r=t.__rangeOffset;t.range=r?yS[t.brushType](i.values,r.offset,Df(i.xyMinMax,r.xyMinMax)):i.values}},this)},fS.makePanelOpts=function(t,e){return f(this._targetInfoList,function(n){var i=n.getPanelRect();return{panelId:n.panelId,defaultBrushType:e&&e(n),clipPath:xf(i),isTargetByCursor:wf(i,t,n.coordSysModel),getLinearBrushOtherExtent:_f(i)}})},fS.controlSeries=function(t,e,n){var i=this.findTargetInfo(t,n);return!0===i||i&&uS(i.coordSyses,e.coordinateSystem)>=0},fS.findTargetInfo=function(t,e){for(var n=this._targetInfoList,i=If(e,t),r=0;r=0||uS(i,t.getAxis("y").model)>=0)&&o.push(t)}),e.push({panelId:"grid--"+t.id,gridModel:t,coordSysModel:t,coordSys:o[0],coordSyses:o,getPanelRect:mS.grid,xAxisDeclared:a[t.id],yAxisDeclared:s[t.id]})}))},geo:function(t,e){lS(t.geoModels,function(t){var n=t.coordinateSystem;e.push({panelId:"geo--"+t.id,geoModel:t,coordSysModel:t,coordSys:n,coordSyses:[n],getPanelRect:mS.geo})})}},gS=[function(t,e){var n=t.xAxisModel,i=t.yAxisModel,r=t.gridModel;return!r&&n&&(r=n.axis.grid.model),!r&&i&&(r=i.axis.grid.model),r&&r===e.gridModel},function(t,e){var n=t.geoModel;return n&&n===e.geoModel}],mS={grid:function(){return this.coordSys.grid.getRect().clone()},geo:function(){var t=this.coordSys,e=t.getBoundingRect().clone();return e.applyTransform(lr(t)),e}},vS={lineX:hS(Cf,0),lineY:hS(Cf,1),rect:function(t,e,n){var i=e[cS[t]]([n[0][0],n[1][0]]),r=e[cS[t]]([n[0][1],n[1][1]]),o=[Sf([i[0],r[0]]),Sf([i[1],r[1]])];return{values:o,xyMinMax:o}},polygon:function(t,e,n){var i=[[1/0,-1/0],[1/0,-1/0]];return{values:f(n,function(n){var r=e[cS[t]](n);return i[0][0]=Math.min(i[0][0],r[0]),i[1][0]=Math.min(i[1][0],r[1]),i[0][1]=Math.max(i[0][1],r[0]),i[1][1]=Math.max(i[1][1],r[1]),r}),xyMinMax:i}}},yS={lineX:hS(Tf,0),lineY:hS(Tf,1),rect:function(t,e,n){return[[t[0][0]-n[0]*e[0][0],t[0][1]-n[0]*e[0][1]],[t[1][0]-n[1]*e[1][0],t[1][1]-n[1]*e[1][1]]]},polygon:function(t,e,n){return f(t,function(t,i){return[t[0]-n[0]*e[i][0],t[1]-n[1]*e[i][1]]})}},xS=d,_S="\0_ec_hist_store";mM.extend({type:"dataZoom.select"}),vM.extend({type:"dataZoom.select"});var wS=Sx.toolbox.dataZoom,bS=d,MS="\0_ec_\0toolbox-dataZoom_";Ef.defaultOption={show:!0,icon:{zoom:"M0,13.5h26.9 M13.5,26.9V0 M32.1,13.5H58V58H13.5 V32.1",back:"M22,1.4L9.9,13.5l12.3,12.3 M10.3,13.5H54.9v44.6 H10.3v-26"},title:n(wS.title)};var SS=Ef.prototype;SS.render=function(t,e,n,i){this.model=t,this.ecModel=e,this.api=n,Bf(t,e,this,i,n),Rf(t,e)},SS.onclick=function(t,e,n){IS[n].call(this)},SS.remove=function(t,e){this._brushController.unmount()},SS.dispose=function(t,e){this._brushController.dispose()};var IS={zoom:function(){var t=!this._isZoomActive;this.api.dispatchAction({type:"takeGlobalCursor",key:"dataZoomSelect",dataZoomSelectActive:t})},back:function(){this._dispatchZoomAction(Pf(this.ecModel))}};SS._onBrush=function(t,e){function n(t,e,n){var a=e.getAxis(t),s=a.model,l=i(t,s,o),u=l.findRepresentativeAxisProxy(s).getMinMaxSpan();null==u.minValueSpan&&null==u.maxValueSpan||(n=yM(0,n.slice(),a.scale.getExtent(),0,u.minValueSpan,u.maxValueSpan)),l&&(r[l.id]={dataZoomId:l.id,startValue:n[0],endValue:n[1]})}function i(t,e,n){var i;return n.eachComponent({mainType:"dataZoom",subType:"select"},function(n){n.getAxisModel(t,e.componentIndex)&&(i=n)}),i}if(e.isEnd&&t.length){var r={},o=this.ecModel;this._brushController.updateCovers([]),new Mf(Nf(this.model.option),o,{include:["grid"]}).matchOutputRanges(t,o,function(t,e,i){if("cartesian2d"===i.type){var r=t.brushType;"rect"===r?(n("x",i,e[0]),n("y",i,e[1])):n({lineX:"x",lineY:"y"}[r],i,e)}}),kf(o,r),this._dispatchZoomAction(r)}},SS._dispatchZoomAction=function(t){var e=[];bS(t,function(t,i){e.push(n(t))}),e.length&&this.api.dispatchAction({type:"dataZoom",from:this.uid,batch:e})},_d("dataZoom",Ef),Qa(function(t){function e(t,e){if(e){var r=t+"Index",o=e[r];null==o||"all"==o||y(o)||(o=!1===o||"none"===o?[]:[o]),n(t,function(e,n){if(null==o||"all"==o||-1!==l(o,n)){var a={type:"select",$fromToolbox:!0,id:MS+t+n};a[r]=n,i.push(a)}})}}function n(e,n){var i=t[e];y(i)||(i=i?[i]:[]),bS(i,n)}if(t){var i=t.dataZoom||(t.dataZoom=[]);y(i)||(t.dataZoom=i=[i]);var r=t.toolbox;if(r&&(y(r)&&(r=r[0]),r&&r.feature)){var o=r.feature.dataZoom;e("xAxis",o),e("yAxis",o)}}});var CS=Sx.toolbox.restore;Vf.defaultOption={show:!0,icon:"M3.8,33.4 M47,18.9h9.8V8.7 M56.3,20.1 C52.1,9,40.5,0.6,26.8,2.1C12.6,3.7,1.6,16.2,2.1,30.6 M13,41.1H3.1v10.2 M3.7,39.9c4.2,11.1,15.8,19.5,29.5,18 c14.2-1.6,25.2-14.1,24.7-28.5",title:CS.title},Vf.prototype.onclick=function(t,e,n){Lf(t),e.dispatchAction({type:"restore",from:this.uid})},_d("restore",Vf),ts({type:"restore",event:"restore",update:"prepareAndUpdate"},function(t,e){e.resetOption("recreate")});var TS,DS="urn:schemas-microsoft-com:vml",AS="undefined"==typeof window?null:window,kS=!1,PS=AS&&AS.document;if(PS&&!bp.canvasSupported)try{!PS.namespaces.zrvml&&PS.namespaces.add("zrvml",DS),TS=function(t){return PS.createElement("')}}catch(t){TS=function(t){return PS.createElement("<"+t+' xmlns="'+DS+'" class="zrvml">')}}var LS=av.CMD,OS=Math.round,zS=Math.sqrt,ES=Math.abs,NS=Math.cos,RS=Math.sin,BS=Math.max;if(!bp.canvasSupported){var VS=21600,FS=VS/2,HS=function(t){t.style.cssText="position:absolute;left:0;top:0;width:1px;height:1px;",t.coordsize=VS+","+VS,t.coordorigin="0,0"},GS=function(t){return String(t).replace(/&/g,"&").replace(/"/g,""")},WS=function(t,e,n){return"rgb("+[t,e,n].join(",")+")"},ZS=function(t,e){e&&t&&e.parentNode!==t&&t.appendChild(e)},US=function(t,e){e&&t&&e.parentNode===t&&t.removeChild(e)},XS=function(t,e,n){return 1e5*(parseFloat(t)||0)+1e3*(parseFloat(e)||0)+n},jS=function(t,e){return"string"==typeof t?t.lastIndexOf("%")>=0?parseFloat(t)/100*e:parseFloat(t):t},YS=function(t,e,n){var 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