msb-public
/
QR-Code-generator
mirror of https://github.com/nayuki/QR-Code-generator
4
3
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Refactoring operation name : rename

Browse Source 
Refactoring object : QrCodeGeneratorDemo.java <class>

Reason : QrCode qr, List<QrSegment> segs is too simple to express
meaning.
So,rename qr to qrCode and segs to segments.
pull/90/head^2
jaemin7666 5 years ago
parent 9f70303e5d
commit ec2976f6fa
2 changed files with 46 additions and 44 deletions
Show Stats Download Patch File Download Diff File

2
.settings/org.eclipse.core.resources.prefs
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@ -0,0 +1,2 @@
eclipse.preferences.version=1
encoding//java/src/main/java/io/nayuki/qrcodegen/QrCodeGeneratorDemo.java=UTF-8

88
java/src/main/java/io/nayuki/qrcodegen/QrCodeGeneratorDemo.java
Unescape View File

@ -70,22 +70,22 @@ public final class QrCodeGeneratorDemo {
// Creates a variety of QR Codes that exercise different features of the library, and writes each one to file.
private static void doVarietyDemo() throws IOException {
QrCode qr;
QrCode qrCode;
// Numeric mode encoding (3.33 bits per digit)
qr = QrCode.encodeText("314159265358979323846264338327950288419716939937510", QrCode.Ecc.MEDIUM);
writePng(qr.toImage(13, 1), "pi-digits-QR.png");
qrCode = QrCode.encodeText("314159265358979323846264338327950288419716939937510", QrCode.Ecc.MEDIUM);
writePng(qrCode.toImage(13, 1), "pi-digits-QR.png");
// Alphanumeric mode encoding (5.5 bits per character)
qr = QrCode.encodeText("DOLLAR-AMOUNT:$39.87 PERCENTAGE:100.00% OPERATIONS:+-*/", QrCode.Ecc.HIGH);
writePng(qr.toImage(10, 2), "alphanumeric-QR.png");
qrCode = QrCode.encodeText("DOLLAR-AMOUNT:$39.87 PERCENTAGE:100.00% OPERATIONS:+-*/", QrCode.Ecc.HIGH);
writePng(qrCode.toImage(10, 2), "alphanumeric-QR.png");
// Unicode text as UTF-8
qr = QrCode.encodeText("こんにちwa、世界！ αβγδ", QrCode.Ecc.QUARTILE);
writePng(qr.toImage(10, 3), "unicode-QR.png");
qrCode = QrCode.encodeText("占쎄괭占쎄뎐占쎄쾽占쎄굶wa占쎄낌<EFBFBD>닟占쎈르塋딉옙 <20>뀭汝뷸Ь<EBB7B8>걣", QrCode.Ecc.QUARTILE);
writePng(qrCode.toImage(10, 3), "unicode-QR.png");
// Moderately large QR Code using longer text (from Lewis Carroll's Alice in Wonderland)
qr = QrCode.encodeText(
qrCode = QrCode.encodeText(
"Alice was beginning to get very tired of sitting by her sister on the bank, "
+ "and of having nothing to do: once or twice she had peeped into the book her sister was reading, "
+ "but it had no pictures or conversations in it, 'and what is the use of a book,' thought Alice "
@ -93,74 +93,74 @@ public final class QrCodeGeneratorDemo {
+ "for the hot day made her feel very sleepy and stupid), whether the pleasure of making a "
+ "daisy-chain would be worth the trouble of getting up and picking the daisies, when suddenly "
+ "a White Rabbit with pink eyes ran close by her.", QrCode.Ecc.HIGH);
writePng(qr.toImage(6, 10), "alice-wonderland-QR.png");
writePng(qrCode.toImage(6, 10), "alice-wonderland-QR.png");
}
// Creates QR Codes with manually specified segments for better compactness.
private static void doSegmentDemo() throws IOException {
QrCode qr;
List<QrSegment> segs;
QrCode qrCode;
List<QrSegment> segments;
// Illustration "silver"
String silver0 = "THE SQUARE ROOT OF 2 IS 1.";
String silver1 = "41421356237309504880168872420969807856967187537694807317667973799";
qr = QrCode.encodeText(silver0 + silver1, QrCode.Ecc.LOW);
writePng(qr.toImage(10, 3), "sqrt2-monolithic-QR.png");
qrCode = QrCode.encodeText(silver0 + silver1, QrCode.Ecc.LOW);
writePng(qrCode.toImage(10, 3), "sqrt2-monolithic-QR.png");
segs = Arrays.asList(
segments = Arrays.asList(
QrSegment.makeAlphanumeric(silver0),
QrSegment.makeNumeric(silver1));
qr = QrCode.encodeSegments(segs, QrCode.Ecc.LOW);
writePng(qr.toImage(10, 3), "sqrt2-segmented-QR.png");
qrCode = QrCode.encodeSegments(segments, QrCode.Ecc.LOW);
writePng(qrCode.toImage(10, 3), "sqrt2-segmented-QR.png");
// Illustration "golden"
String golden0 = "Golden ratio φ = 1.";
String golden0 = "Golden ratio 占쏙옙 = 1.";
String golden1 = "6180339887498948482045868343656381177203091798057628621354486227052604628189024497072072041893911374";
String golden2 = "......";
qr = QrCode.encodeText(golden0 + golden1 + golden2, QrCode.Ecc.LOW);
writePng(qr.toImage(8, 5), "phi-monolithic-QR.png");
qrCode = QrCode.encodeText(golden0 + golden1 + golden2, QrCode.Ecc.LOW);
writePng(qrCode.toImage(8, 5), "phi-monolithic-QR.png");
segs = Arrays.asList(
segments = Arrays.asList(
QrSegment.makeBytes(golden0.getBytes(StandardCharsets.UTF_8)),
QrSegment.makeNumeric(golden1),
QrSegment.makeAlphanumeric(golden2));
qr = QrCode.encodeSegments(segs, QrCode.Ecc.LOW);
writePng(qr.toImage(8, 5), "phi-segmented-QR.png");
qrCode = QrCode.encodeSegments(segments, QrCode.Ecc.LOW);
writePng(qrCode.toImage(8, 5), "phi-segmented-QR.png");
// Illustration "Madoka": kanji, kana, Cyrillic, full-width Latin, Greek characters
String madoka = "「魔法少女まどか☆マギカ」って、　ИАИ　ｄｅｓｕ　κα？";
qr = QrCode.encodeText(madoka, QrCode.Ecc.LOW);
writePng(qr.toImage(9, 4), "madoka-utf8-QR.png");
String madoka = "占쎈슞異몌쫲類앹빼阿잙뀍寃뀐옙寃묕옙嫄<EFBFBD>占쎌겳占쎄묻占쎄텤占쎄텠占쎈씞寃귨옙寃랃옙怨ο옙占쏙옙<EFBFBD>꺂癒믪꼨占쏙옙影<EFBFBD>袁ы맀影<EFBFBD>蹂⑺맟占쏙옙鰲<EFBFBD><EFBFBD>뀭塋딉옙";
qrCode = QrCode.encodeText(madoka, QrCode.Ecc.LOW);
writePng(qrCode.toImage(9, 4), "madoka-utf8-QR.png");
segs = Arrays.asList(QrSegmentAdvanced.makeKanji(madoka));
qr = QrCode.encodeSegments(segs, QrCode.Ecc.LOW);
writePng(qr.toImage(9, 4), "madoka-kanji-QR.png");
segments = Arrays.asList(QrSegmentAdvanced.makeKanji(madoka));
qrCode = QrCode.encodeSegments(segments, QrCode.Ecc.LOW);
writePng(qrCode.toImage(9, 4), "madoka-kanji-QR.png");
}
// Creates QR Codes with the same size and contents but different mask patterns.
private static void doMaskDemo() throws IOException {
QrCode qr;
List<QrSegment> segs;
QrCode qrCode;
List<QrSegment> segments;
// Project Nayuki URL
segs = QrSegment.makeSegments("https://www.nayuki.io/");
qr = QrCode.encodeSegments(segs, QrCode.Ecc.HIGH, QrCode.MIN_VERSION, QrCode.MAX_VERSION, -1, true); // Automatic mask
writePng(qr.toImage(8, 6), "project-nayuki-automask-QR.png");
qr = QrCode.encodeSegments(segs, QrCode.Ecc.HIGH, QrCode.MIN_VERSION, QrCode.MAX_VERSION, 3, true); // Force mask 3
writePng(qr.toImage(8, 6), "project-nayuki-mask3-QR.png");
segments = QrSegment.makeSegments("https://www.nayuki.io/");
qrCode = QrCode.encodeSegments(segments, QrCode.Ecc.HIGH, QrCode.MIN_VERSION, QrCode.MAX_VERSION, -1, true); // Automatic mask
writePng(qrCode.toImage(8, 6), "project-nayuki-automask-QR.png");
qrCode = QrCode.encodeSegments(segments, QrCode.Ecc.HIGH, QrCode.MIN_VERSION, QrCode.MAX_VERSION, 3, true); // Force mask 3
writePng(qrCode.toImage(8, 6), "project-nayuki-mask3-QR.png");
// Chinese text as UTF-8
segs = QrSegment.makeSegments("維基百科（Wikipedia，聆聽i/ˌwɪkᵻˈpiːdi.ə/）是一個自由內容、公開編輯且多語言的網路百科全書協作計畫");
qr = QrCode.encodeSegments(segs, QrCode.Ecc.MEDIUM, QrCode.MIN_VERSION, QrCode.MAX_VERSION, 0, true); // Force mask 0
writePng(qr.toImage(10, 3), "unicode-mask0-QR.png");
qr = QrCode.encodeSegments(segs, QrCode.Ecc.MEDIUM, QrCode.MIN_VERSION, QrCode.MAX_VERSION, 1, true); // Force mask 1
writePng(qr.toImage(10, 3), "unicode-mask1-QR.png");
qr = QrCode.encodeSegments(segs, QrCode.Ecc.MEDIUM, QrCode.MIN_VERSION, QrCode.MAX_VERSION, 5, true); // Force mask 5
writePng(qr.toImage(10, 3), "unicode-mask5-QR.png");
qr = QrCode.encodeSegments(segs, QrCode.Ecc.MEDIUM, QrCode.MIN_VERSION, QrCode.MAX_VERSION, 7, true); // Force mask 7
writePng(qr.toImage(10, 3), "unicode-mask7-QR.png");
segments = QrSegment.makeSegments("力놂옙占쎌쓢占쎌뇥<EFBFBD>뇖臾뺥렩Wikipedia塋딅슜嫄앾옙寃켲/占쎈샆<EC8E88>뎚藥<EB8E9A>戮먮뒰i占쎈쫨i.占쏙옙/塋딅맚<EB9485>궦鼇앾옙占쎈뿨<EC8E88>닅占쎈뎨占쎈<E58DA0>깍Ⅴ諛ㅿ옙怨⑸<E680A8>띰옙堉<EC9899>歷뜯몼<EB9CAF>꽎鼇앸떱姨<EB96B1>亦껋쉮占쏙옙<EC8F99>돦力녠엽<EB85A0>윭占쎌뇥<EC8E8C>뇖臾덈<E887BE>뀐옙<EB8090>럱占쎈쐭俑앹뮂怡ワ옙鍮<EC9899>");
qrCode = QrCode.encodeSegments(segments, QrCode.Ecc.MEDIUM, QrCode.MIN_VERSION, QrCode.MAX_VERSION, 0, true); // Force mask 0
writePng(qrCode.toImage(10, 3), "unicode-mask0-QR.png");
qrCode = QrCode.encodeSegments(segments, QrCode.Ecc.MEDIUM, QrCode.MIN_VERSION, QrCode.MAX_VERSION, 1, true); // Force mask 1
writePng(qrCode.toImage(10, 3), "unicode-mask1-QR.png");
qrCode = QrCode.encodeSegments(segments, QrCode.Ecc.MEDIUM, QrCode.MIN_VERSION, QrCode.MAX_VERSION, 5, true); // Force mask 5
writePng(qrCode.toImage(10, 3), "unicode-mask5-QR.png");
qrCode = QrCode.encodeSegments(segments, QrCode.Ecc.MEDIUM, QrCode.MIN_VERSION, QrCode.MAX_VERSION, 7, true); // Force mask 7
writePng(qrCode.toImage(10, 3), "unicode-mask7-QR.png");
}

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