[Gallery] Use google_fonts (#299)

* Use google_fonts package

* Use hosted version of google_fonts

gallery/gallery/ios/Podfile.lock

@@ -2,6 +2,8 @@ PODS:
   - Flutter (1.0.0)
   - package_info (0.0.1):
     - Flutter
+  - path_provider (0.0.1):
+    - Flutter
   - shared_preferences (0.0.1):
     - Flutter
   - shared_preferences_macos (0.0.1):
@@ -18,6 +20,7 @@ PODS:
 DEPENDENCIES:
   - Flutter (from `Flutter`)
   - package_info (from `.symlinks/plugins/package_info/ios`)
+  - path_provider (from `.symlinks/plugins/path_provider/ios`)
   - shared_preferences (from `.symlinks/plugins/shared_preferences/ios`)
   - shared_preferences_macos (from `.symlinks/plugins/shared_preferences_macos/ios`)
   - shared_preferences_web (from `.symlinks/plugins/shared_preferences_web/ios`)
@@ -30,6 +33,8 @@ EXTERNAL SOURCES:
     :path: Flutter
   package_info:
     :path: ".symlinks/plugins/package_info/ios"
+  path_provider:
+    :path: ".symlinks/plugins/path_provider/ios"
   shared_preferences:
     :path: ".symlinks/plugins/shared_preferences/ios"
   shared_preferences_macos:
@@ -46,6 +51,7 @@ EXTERNAL SOURCES:
 SPEC CHECKSUMS:
   Flutter: 0e3d915762c693b495b44d77113d4970485de6ec
   package_info: 48b108e75b8802c2d5e126f208ef540561c98aef
+  path_provider: fb74bd0465e96b594bb3b5088ee4a4e7bb1f2a9d
   shared_preferences: 430726339841afefe5142b9c1f50cb6bd7793e01
   shared_preferences_macos: f3f29b71ccbb56bf40c9dd6396c9acf15e214087
   shared_preferences_web: 141cce0c3ed1a1c5bf2a0e44f52d31eeb66e5ea9

gallery/gallery/lib/pages/demo.dart

@@ -17,6 +17,7 @@ import 'package:gallery/l10n/gallery_localizations.dart';
 import 'package:gallery/layout/adaptive.dart';
 import 'package:gallery/pages/splash.dart';
 import 'package:gallery/themes/gallery_theme_data.dart';
+import 'package:google_fonts/google_fonts.dart';
 import 'package:shared_preferences/shared_preferences.dart';
 import 'package:url_launcher/url_launcher.dart';
 
@@ -289,9 +290,8 @@ class _DemoPageState extends State<DemoPage> with TickerProviderStateMixin {
         );
         break;
       case _DemoState.code:
-        final TextStyle codeTheme = TextStyle(
+        final TextStyle codeTheme = GoogleFonts.robotoMono(
           fontSize: 12 * GalleryOptions.of(context).textScaleFactor(context),
-          fontFamily: 'Roboto Mono',
         );
         section = CodeStyle(
           baseStyle: codeTheme.copyWith(color: Color(0xFFFAFBFB)),

gallery/gallery/lib/studies/crane/theme.dart

@@ -3,6 +3,7 @@
 // found in the LICENSE file.
 
 import 'package:flutter/material.dart';
+import 'package:google_fonts/google_fonts.dart';
 
 import 'package:gallery/studies/crane/colors.dart';
 
@@ -42,66 +43,64 @@ ThemeData _buildCraneTheme() {
 }
 
 TextTheme _buildCraneTextTheme(TextTheme base) {
-  return base
-      .copyWith(
-        display4: base.display4.copyWith(
-          fontWeight: FontWeight.w300,
-          fontSize: 96,
-        ),
-        display3: base.display3.copyWith(
-          fontWeight: FontWeight.w400,
-          fontSize: 60,
-        ),
-        display2: base.display2.copyWith(
-          fontWeight: FontWeight.w600,
-          fontSize: 48,
-        ),
-        display1: base.display1.copyWith(
-          fontWeight: FontWeight.w600,
-          fontSize: 34,
-        ),
-        headline: base.headline.copyWith(
-          fontWeight: FontWeight.w600,
-          fontSize: 24,
-        ),
-        title: base.title.copyWith(
-          fontWeight: FontWeight.w600,
-          fontSize: 20,
-        ),
-        subhead: base.subhead.copyWith(
-          fontWeight: FontWeight.w500,
-          fontSize: 16,
-          letterSpacing: 0.5,
-        ),
-        subtitle: base.subtitle.copyWith(
-          fontWeight: FontWeight.w600,
-          fontSize: 12,
-          color: craneGrey,
-        ),
-        body2: base.body2.copyWith(
-          fontWeight: FontWeight.w500,
-          fontSize: 16,
-        ),
-        body1: base.body1.copyWith(
-          fontWeight: FontWeight.w400,
-          fontSize: 14,
-        ),
-        button: base.button.copyWith(
-          fontWeight: FontWeight.w600,
-          fontSize: 13,
-          letterSpacing: 0.8,
-        ),
-        caption: base.caption.copyWith(
-          fontWeight: FontWeight.w500,
-          fontSize: 12,
-          color: craneGrey,
-        ),
-        overline: base.overline.copyWith(
-          fontWeight: FontWeight.w600,
-          fontSize: 12,
-        ),
-      )
-      .apply(
-        fontFamily: 'Raleway',
-      );
+  return GoogleFonts.ralewayTextTheme(
+    base.copyWith(
+      display4: base.display4.copyWith(
+        fontWeight: FontWeight.w300,
+        fontSize: 96,
+      ),
+      display3: base.display3.copyWith(
+        fontWeight: FontWeight.w400,
+        fontSize: 60,
+      ),
+      display2: base.display2.copyWith(
+        fontWeight: FontWeight.w600,
+        fontSize: 48,
+      ),
+      display1: base.display1.copyWith(
+        fontWeight: FontWeight.w600,
+        fontSize: 34,
+      ),
+      headline: base.headline.copyWith(
+        fontWeight: FontWeight.w600,
+        fontSize: 24,
+      ),
+      title: base.title.copyWith(
+        fontWeight: FontWeight.w600,
+        fontSize: 20,
+      ),
+      subhead: base.subhead.copyWith(
+        fontWeight: FontWeight.w500,
+        fontSize: 16,
+        letterSpacing: 0.5,
+      ),
+      subtitle: base.subtitle.copyWith(
+        fontWeight: FontWeight.w600,
+        fontSize: 12,
+        color: craneGrey,
+      ),
+      body2: base.body2.copyWith(
+        fontWeight: FontWeight.w500,
+        fontSize: 16,
+      ),
+      body1: base.body1.copyWith(
+        fontWeight: FontWeight.w400,
+        fontSize: 14,
+      ),
+      button: base.button.copyWith(
+        fontWeight: FontWeight.w600,
+        fontSize: 13,
+        letterSpacing: 0.8,
+      ),
+      caption: base.caption.copyWith(
+        fontWeight: FontWeight.w500,
+        fontSize: 12,
+        color: craneGrey,
+      ),
+      overline: base.overline.copyWith(
+        fontWeight: FontWeight.w600,
+        fontSize: 12,
+      ),
+    ),
+  );
 }

gallery/gallery/lib/studies/rally/app.dart

@@ -3,6 +3,7 @@
 // found in the LICENSE file.
 
 import 'package:flutter/material.dart';
+import 'package:google_fonts/google_fonts.dart';
 import 'package:gallery/data/gallery_options.dart';
 import 'package:gallery/l10n/gallery_localizations.dart';
 
@@ -61,27 +62,29 @@ class RallyApp extends StatelessWidget {
   TextTheme _buildRallyTextTheme(TextTheme base) {
     return base
         .copyWith(
+          // TODO: Use GoogleFonts.robotoCondensed when available
           body1: base.body1.copyWith(
             fontFamily: 'Roboto Condensed',
             fontSize: 14,
             fontWeight: FontWeight.w400,
           ),
-          body2: base.body2.copyWith(
-            fontFamily: 'Eczar',
+          body2: GoogleFonts.eczar(
             fontSize: 40,
             fontWeight: FontWeight.w400,
             letterSpacing: 1.4,
+            textStyle: base.body2,
           ),
+          // TODO: Use GoogleFonts.robotoCondensed when available
           button: base.button.copyWith(
             fontFamily: 'Roboto Condensed',
             fontWeight: FontWeight.w700,
             letterSpacing: 2.8,
           ),
-          headline: base.body2.copyWith(
-            fontFamily: 'Eczar',
+          headline: GoogleFonts.eczar(
             fontSize: 40,
             fontWeight: FontWeight.w600,
             letterSpacing: 1.4,
+            textStyle: base.body2,
           ),
         )
         .apply(

gallery/gallery/lib/studies/shrine/theme.dart

@@ -3,6 +3,7 @@
 // found in the LICENSE file.
 
 import 'package:flutter/material.dart';
+import 'package:google_fonts/google_fonts.dart';
 import 'package:gallery/studies/shrine/colors.dart';
 import 'package:gallery/studies/shrine/supplemental/cut_corners_border.dart';
 
@@ -46,7 +47,7 @@ ThemeData _buildShrineTheme() {
 }
 
 TextTheme _buildShrineTextTheme(TextTheme base) {
-  return base
+  return GoogleFonts.rubikTextTheme(base
       .copyWith(
         headline: base.headline.copyWith(
           fontWeight: FontWeight.w500,
@@ -82,10 +83,9 @@ TextTheme _buildShrineTextTheme(TextTheme base) {
         ),
       )
       .apply(
-        fontFamily: 'Rubik',
         displayColor: shrineBrown900,
         bodyColor: shrineBrown900,
-      );
+      ));
 }
 
 const ColorScheme _shrineColorScheme = ColorScheme(

gallery/gallery/lib/themes/gallery_theme_data.dart

@@ -3,6 +3,7 @@
 // found in the LICENSE file.
 
 import 'package:flutter/material.dart';
+import 'package:google_fonts/google_fonts.dart';
 
 class GalleryThemeData {
   static const _lightFillColor = Colors.black;
@@ -75,86 +76,21 @@ class GalleryThemeData {
     brightness: Brightness.dark,
   );
 
-  static TextTheme _textTheme = TextTheme(
-    display1: _GalleryTextStyles.heading,
-    caption: _GalleryTextStyles.studyTitle,
-    headline: _GalleryTextStyles.categoryTitle,
-    subhead: _GalleryTextStyles.listTitle,
-    overline: _GalleryTextStyles.listDescription,
-    body2: _GalleryTextStyles.sliderTitle,
-    subtitle: _GalleryTextStyles.settingsFooter,
-    body1: _GalleryTextStyles.options,
-    title: _GalleryTextStyles.title,
-    button: _GalleryTextStyles.button,
-  );
-}
-
-class _GalleryTextStyles {
   static const _regular = FontWeight.w400;
   static const _medium = FontWeight.w500;
   static const _semiBold = FontWeight.w600;
   static const _bold = FontWeight.w700;
 
-  static const _montserrat = 'Montserrat';
-  static const _oswald = 'Oswald';
-
-  static const heading = TextStyle(
-    fontFamily: _montserrat,
-    fontWeight: _bold,
-    fontSize: 20.0,
-  );
-
-  static const studyTitle = TextStyle(
-    fontFamily: _oswald,
-    fontWeight: _semiBold,
-    fontSize: 16.0,
-  );
-
-  static const categoryTitle = TextStyle(
-    fontFamily: _oswald,
-    fontWeight: _medium,
-    fontSize: 16.0,
-  );
-
-  static const listTitle = TextStyle(
-    fontFamily: _montserrat,
-    fontWeight: _medium,
-    fontSize: 16.0,
-  );
-
-  static const listDescription = TextStyle(
-    fontFamily: _montserrat,
-    fontWeight: _medium,
-    fontSize: 12.0,
-  );
-
-  static const sliderTitle = TextStyle(
-    fontFamily: _montserrat,
-    fontWeight: _regular,
-    fontSize: 14.0,
-  );
-
-  static const settingsFooter = TextStyle(
-    fontFamily: _montserrat,
-    fontWeight: _medium,
-    fontSize: 14.0,
-  );
-
-  static const options = TextStyle(
-    fontFamily: _montserrat,
-    fontWeight: _regular,
-    fontSize: 16.0,
-  );
-
-  static const title = TextStyle(
-    fontFamily: _montserrat,
-    fontWeight: _bold,
-    fontSize: 16.0,
-  );
-
-  static const button = TextStyle(
-    fontFamily: _montserrat,
-    fontWeight: _semiBold,
-    fontSize: 14.0,
+  static TextTheme _textTheme = TextTheme(
+    display1: GoogleFonts.montserrat(fontWeight: _bold, fontSize: 20.0),
+    caption: GoogleFonts.oswald(fontWeight: _semiBold, fontSize: 16.0),
+    headline: GoogleFonts.oswald(fontWeight: _medium, fontSize: 16.0),
+    subhead: GoogleFonts.montserrat(fontWeight: _medium, fontSize: 16.0),
+    overline: GoogleFonts.montserrat(fontWeight: _medium, fontSize: 12.0),
+    body2: GoogleFonts.montserrat(fontWeight: _regular, fontSize: 14.0),
+    subtitle: GoogleFonts.montserrat(fontWeight: _medium, fontSize: 14.0),
+    body1: GoogleFonts.montserrat(fontWeight: _regular, fontSize: 16.0),
+    title: GoogleFonts.montserrat(fontWeight: _bold, fontSize: 16.0),
+    button: GoogleFonts.montserrat(fontWeight: _semiBold, fontSize: 14.0),
   );
 }

gallery/gallery/pubspec.lock

@@ -154,6 +154,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.2.0"
+  google_fonts:
+    dependency: "direct main"
+    description:
+      name: google_fonts
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.3.5"
   grinder:
     dependency: "direct dev"
     description:
@@ -168,6 +175,20 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.14.0+3"
+  http:
+    dependency: transitive
+    description:
+      name: http
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.12.0+4"
+  http_parser:
+    dependency: transitive
+    description:
+      name: http_parser
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.1.3"
   image:
     dependency: transitive
     description:
@@ -181,7 +202,7 @@ packages:
       name: intl
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.16.1"
+    version: "0.16.0"
   intl_translation:
     dependency: "direct main"
     description:
@@ -245,6 +266,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.6.4"
+  path_provider:
+    dependency: transitive
+    description:
+      name: path_provider
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.5.1"
   pedantic:
     dependency: transitive
     description:
@@ -259,6 +287,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.4.0"
+  platform:
+    dependency: transitive
+    description:
+      name: platform
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.2.1"
   plugin_platform_interface:
     dependency: transitive
     description:

gallery/gallery/pubspec.yaml

@@ -25,6 +25,7 @@ dependencies:
   collection: ^1.14.0
   flutter_gallery_assets: 0.1.9+2
   package_info: ^0.4.0+13
+  google_fonts: ^0.3.5
 
 dev_dependencies:
   flutter_test:
@@ -34,6 +35,7 @@ dev_dependencies:
 
 flutter:
   assets:
+    - fonts/google_fonts/
     - assets/demos/
     - assets/studies/
     - assets/icons/cupertino/
@@ -105,61 +107,11 @@ flutter:
     - family: GalleryIcons
       fonts:
         - asset: fonts/GalleryIcons.ttf
-    - family: Montserrat
-      fonts:
-        - asset: fonts/Montserrat-Bold.ttf
-          weight: 700
-        - asset: fonts/Montserrat-Medium.ttf
-          weight: 500
-        - asset: fonts/Montserrat-Regular.ttf
-          weight: 400
-        - asset: fonts/Montserrat-SemiBold.ttf
-          weight: 600
-    - family: Oswald
-      fonts:
-        - asset: fonts/Oswald-SemiBold.ttf
-          weight: 600
-        - asset: fonts/Oswald-Medium.ttf
-          weight: 500
+    # TODO: Remove once google_fonts supports condensed fonts
     - family: Roboto Condensed
       fonts:
         - asset: packages/rally_assets/RobotoCondensed-Light.ttf
           weight: 400
-        - asset: packages/rally_assets/RobotoCondensed-Regular.ttf
-          weight: 500
         - asset: packages/rally_assets/RobotoCondensed-Bold.ttf
           weight: 700
-    - family: Eczar
-      fonts:
-        - asset: packages/rally_assets/Eczar-Regular.ttf
-          weight: 400
-        - asset: packages/rally_assets/Eczar-SemiBold.ttf
-          weight: 600
-        - asset: packages/rally_assets/Eczar-Bold.ttf
-          weight: 700
-    # Crane font
-    - family: Raleway
-      fonts:
-        - asset: fonts/Raleway-Light.ttf
-          weight: 300
-        - asset: fonts/Raleway-Regular.ttf
-          weight: 400
-        - asset: fonts/Raleway-Medium.ttf
-          weight: 500
-        - asset: fonts/Raleway-SemiBold.ttf
-          weight: 600
-    # Shrine font
-    - family: Rubik
-      fonts:
-        - asset: fonts/Rubik-Regular.ttf
-          weight: 400
-        - asset: fonts/Rubik-Medium.ttf
-          weight: 500
-        - asset: fonts/Rubik-Bold.ttf
-          weight: 600
-    # Code font
-    - family: Roboto Mono
-      fonts:
-        - asset: fonts/RobotoMono-Regular.ttf
-          weight: 500