Fix web version (#135)

And allow to use an imageProviderFactory with a zip file.

.github/workflows/analyze-and-test.yaml

@@ -10,8 +10,8 @@ jobs:
     name: Flutter analyze
     strategy:
       matrix:
-        flutter: ['stable']
-    runs-on: ubuntu-latest
+        flutter: ['beta']
+    runs-on: macos-latest
     steps:
       - uses: actions/checkout@v2
       - uses: subosito/flutter-action@v1
@@ -22,6 +22,9 @@ jobs:
       - run: flutter pub get
         working-directory: example
       - run: flutter analyze
+      - run: flutter test test # https://github.com/flutter/flutter/issues/20907
+      - run: flutter test test
+        working-directory: example
       - run: flutter pub run tool/prepare_submit.dart
       - name: "check for uncommitted changes"
         run: |
@@ -29,4 +32,18 @@ jobs:
           || (echo "##[error] found changed files after build. please run 'dart tool/prepare_submit.dart'" \
                    "and check in all changes" \
               && exit 1)
-        shell: bash
+        shell: bash
+  build_web_version:
+    name: Check that the web version compile
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: subosito/flutter-action@v1
+        with:
+          channel: 'beta'
+      - run: flutter config --enable-web
+      - run: flutter precache web
+      - run: flutter pub get
+        working-directory: example
+      - run: flutter build web
+        working-directory: example

.github/workflows/publish-on-pub.yaml

@@ -10,12 +10,11 @@ jobs:
       - uses: actions/checkout@v2
       - uses: subosito/flutter-action@v1
         with:
-          channel: 'stable'
+          channel: 'beta'
       - run: flutter pub get
       - run: flutter pub run tool/publish/comment_dependency_overrides.dart
       - run: flutter pub get
-      - run: echo ::set-env name=RELEASE_VERSION::${GITHUB_REF}
-      - run: flutter pub run tool/publish/check_version.dart ${{ env.RELEASE_VERSION }}
+      - run: flutter pub run tool/publish/check_version.dart ${GITHUB_REF}
       - name: Setup credentials
         run: |
           mkdir -p $FLUTTER_HOME/.pub-cache

.github/workflows/test.yaml

@@ -1,17 +0,0 @@
-name: Lottie Flutter
-on:
-  pull_request:
-  push:
-    branches:
-      - master
-
-jobs:
-  test:
-    name: Run all tests
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v2
-      - name: Run tests
-        uses: docker://cirrusci/flutter:1.22.1
-        with:
-          args: sh run_tests.sh

CHANGELOG.md

@@ -1,3 +1,10 @@
+## [0.8.0]
+- Migrate to null safety
+- Fix some rendering bugs
+
+## [0.7.1]
+- Fix a crash for some lottie file with empty paths.
+
 ## [0.7.0+1]
 - Fix Flutter Web compilation error
 

CONTRIBUTING.md

@@ -1,7 +0,0 @@
-
-## Run the Golden tests
-Run and update the golden tests requires Docker installed.
-
-```shell script
-sh update_goldens.sh
-```

README.md

@@ -64,7 +64,7 @@ class MyApp extends StatefulWidget {
 }
 
 class _MyAppState extends State<MyApp> with TickerProviderStateMixin {
-  AnimationController _controller;
+  late final AnimationController _controller;
 
   @override
   void initState() {
@@ -137,7 +137,7 @@ class MyWidget extends StatefulWidget {
 }
 
 class _MyWidgetState extends State<MyWidget> {
-  Future<LottieComposition> _composition;
+  late final Future<LottieComposition> _composition;
 
   @override
   void initState() {
@@ -176,7 +176,7 @@ a specific position and size.
 class CustomDrawer extends StatelessWidget {
   final LottieComposition composition;
 
-  const CustomDrawer(this.composition, {Key key}) : super(key: key);
+  const CustomDrawer(this.composition, {Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

example/ios/Flutter/Debug.xcconfig

@@ -1,2 +1,3 @@
+#include? "Pods/Target Support Files/Pods-Runner/Pods-Runner.debug.xcconfig"
 #include "Pods/Target Support Files/Pods-Runner/Pods-Runner.debug.xcconfig"
 #include "Generated.xcconfig"

example/ios/Flutter/Release.xcconfig

@@ -1,2 +1,3 @@
+#include? "Pods/Target Support Files/Pods-Runner/Pods-Runner.release.xcconfig"
 #include "Pods/Target Support Files/Pods-Runner/Pods-Runner.release.xcconfig"
 #include "Generated.xcconfig"

example/lib/examples/alert_dialog.dart

@@ -23,7 +23,7 @@ class __PageState extends State<_Page> {
   void initState() {
     super.initState();
 
-    SchedulerBinding.instance.addPostFrameCallback((_) => _showLoader());
+    SchedulerBinding.instance!.addPostFrameCallback((_) => _showLoader());
   }
 
   void _showLoader() {

example/lib/examples/animate_no_repeat.dart

@@ -6,7 +6,7 @@ void main() async {
 }
 
 class App extends StatelessWidget {
-  const App({Key key}) : super(key: key);
+  const App({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

example/lib/examples/animation_controller.dart

@@ -9,7 +9,7 @@ class MyApp extends StatefulWidget {
 }
 
 class _MyAppState extends State<MyApp> with TickerProviderStateMixin {
-  AnimationController _controller;
+  late final AnimationController _controller;
 
   @override
   void initState() {

example/lib/examples/animation_full_control.dart

@@ -17,7 +17,7 @@ class MyApp extends StatefulWidget {
 }
 
 class _MyAppState extends State<MyApp> with TickerProviderStateMixin {
-  AnimationController _controller;
+  late final AnimationController _controller;
 
   @override
   void initState() {
@@ -86,7 +86,7 @@ class _MyAppState extends State<MyApp> with TickerProviderStateMixin {
               ],
             ),
             const SizedBox(height: 30),
-            RaisedButton(
+            ElevatedButton(
               child: Text('Loop between frames'),
               onPressed: () {
                 // Loop between 2 specifics frames
@@ -97,7 +97,7 @@ class _MyAppState extends State<MyApp> with TickerProviderStateMixin {
                   min: start,
                   max: stop,
                   reverse: true,
-                  period: _controller.duration * (stop - start),
+                  period: _controller.duration! * (stop - start),
                 );
               },
             ),

example/lib/examples/custom_draw.dart

@@ -22,7 +22,7 @@ class MyWidget extends StatefulWidget {
 }
 
 class _MyWidgetState extends State<MyWidget> {
-  Future<LottieComposition> _composition;
+  late final Future<LottieComposition> _composition;
 
   @override
   void initState() {
@@ -57,7 +57,7 @@ class _MyWidgetState extends State<MyWidget> {
 class CustomDrawer extends StatelessWidget {
   final LottieComposition composition;
 
-  const CustomDrawer(this.composition, {Key key}) : super(key: key);
+  const CustomDrawer(this.composition, {Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

example/lib/examples/custom_load.dart

@@ -23,7 +23,7 @@ class MyWidget extends StatefulWidget {
 }
 
 class _MyWidgetState extends State<MyWidget> {
-  Future<LottieComposition> _composition;
+  late final Future<LottieComposition> _composition;
 
   @override
   void initState() {

example/lib/examples/dynamic_properties.dart

@@ -8,7 +8,7 @@ void main() async {
 }
 
 class App extends StatefulWidget {
-  const App({Key key}) : super(key: key);
+  const App({Key? key}) : super(key: key);
 
   @override
   _AppState createState() => _AppState();
@@ -50,7 +50,7 @@ class _AppState extends State<App> with TickerProviderStateMixin {
               value: _useDelegates,
               onChanged: (newValue) {
                 setState(() {
-                  _useDelegates = newValue;
+                  _useDelegates = newValue!;
                 });
               },
             ),

example/lib/examples/dynamic_text.dart

@@ -7,14 +7,14 @@ void main() async {
 }
 
 class App extends StatefulWidget {
-  const App({Key key}) : super(key: key);
+  const App({Key? key}) : super(key: key);
 
   @override
   _AppState createState() => _AppState();
 }
 
 class _AppState extends State<App> with TickerProviderStateMixin {
-  TextEditingController _textController;
+  late final TextEditingController _textController;
 
   @override
   void initState() {

example/lib/examples/hide_after_complete.dart

@@ -6,14 +6,14 @@ void main() async {
 }
 
 class App extends StatefulWidget {
-  const App({Key key}) : super(key: key);
+  const App({Key? key}) : super(key: key);
 
   @override
   _AppState createState() => _AppState();
 }
 
 class _AppState extends State<App> with TickerProviderStateMixin {
-  AnimationController _animationController;
+  late final AnimationController _animationController;
   bool _showAnimation = true;
 
   @override

example/lib/examples/markers.dart

@@ -9,14 +9,14 @@ void main() async {
 }
 
 class App extends StatefulWidget {
-  const App({Key key}) : super(key: key);
+  const App({Key? key}) : super(key: key);
 
   @override
   _AppState createState() => _AppState();
 }
 
 class _AppState extends State<App> with TickerProviderStateMixin {
-  Future<LottieComposition> _composition;
+  late final Future<LottieComposition> _composition;
 
   @override
   void initState() {
@@ -35,9 +35,9 @@ class _AppState extends State<App> with TickerProviderStateMixin {
         body: FutureBuilder<LottieComposition>(
           future: _composition,
           builder: (context, snapshot) {
-            if (snapshot.hasError) return ErrorWidget(snapshot.error);
+            if (snapshot.hasError) return ErrorWidget(snapshot.error!);
             if (!snapshot.hasData) return CircularProgressIndicator();
-            return _LottieDetails(snapshot.data);
+            return _LottieDetails(snapshot.data!);
           },
         ),
       ),
@@ -48,7 +48,7 @@ class _AppState extends State<App> with TickerProviderStateMixin {
 class _LottieDetails extends StatefulWidget {
   final LottieComposition composition;
 
-  const _LottieDetails(this.composition, {Key key}) : super(key: key);
+  const _LottieDetails(this.composition, {Key? key}) : super(key: key);
 
   @override
   _LottieDetailsState createState() => _LottieDetailsState();
@@ -56,7 +56,7 @@ class _LottieDetails extends StatefulWidget {
 
 class _LottieDetailsState extends State<_LottieDetails>
     with TickerProviderStateMixin {
-  AnimationController _controller;
+  late final AnimationController _controller;
 
   @override
   void initState() {
@@ -87,15 +87,15 @@ class _LottieDetailsState extends State<_LottieDetails>
           title: Text('Composition duration'),
           trailing: Text(widget.composition.durationFrames.toStringAsFixed(1)),
         ),
-        RaisedButton(
+        ElevatedButton(
           child: Text('touchDownEnd - touchUpCancel'),
           onPressed: () => _playBetween('touchDownEnd', 'touchUpCancel'),
         ),
-        RaisedButton(
+        ElevatedButton(
           child: Text('touchDownStart - touchDownEnd'),
           onPressed: () => _playBetween('touchDownStart', 'touchDownEnd'),
         ),
-        RaisedButton(
+        ElevatedButton(
           child: Text('touchDownEnd - touchUpEnd'),
           onPressed: () => _playBetween('touchDownEnd', 'touchUpEnd'),
         ),
@@ -112,8 +112,8 @@ class _LottieDetailsState extends State<_LottieDetails>
   }
 
   void _playBetween(String marker1, String marker2) {
-    var start = widget.composition.getMarker(marker1).start;
-    var end = widget.composition.getMarker(marker2).start;
+    var start = widget.composition.getMarker(marker1)!.start;
+    var end = widget.composition.getMarker(marker2)!.start;
 
     _controller.value = start;
     _controller.animateTo(end,

example/lib/examples/repeat.dart

@@ -0,0 +1,63 @@
+import 'package:flutter/material.dart';
+import 'package:lottie/lottie.dart';
+
+void main() => runApp(MyApp());
+
+class MyApp extends StatefulWidget {
+  @override
+  _MyAppState createState() => _MyAppState();
+}
+
+class _MyAppState extends State<MyApp> with TickerProviderStateMixin {
+  late final AnimationController _controller;
+  int _repeatIndex = 0;
+
+  @override
+  void initState() {
+    super.initState();
+
+    _controller = AnimationController(vsync: this)
+      ..addStatusListener((status) {
+        if (status == AnimationStatus.completed) {
+          setState(() {
+            _repeatIndex++;
+          });
+          if (_repeatIndex < 5) {
+            _controller.reset();
+            _controller.forward();
+          }
+        }
+      });
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return MaterialApp(
+      home: Scaffold(
+        body: ListView(
+          children: [
+            Lottie.asset(
+              'assets/AndroidWave.json',
+              controller: _controller,
+              width: 150,
+              height: 150,
+              onLoaded: (composition) {
+                // Configure the AnimationController with the duration of the
+                // Lottie file and start the animation.
+                _controller.duration = composition.duration;
+                _controller.forward();
+              },
+            ),
+            Center(child: Text('Repeat: $_repeatIndex')),
+          ],
+        ),
+      ),
+    );
+  }
+
+  @override
+  void dispose() {
+    _controller.dispose();
+    super.dispose();
+  }
+}

example/lib/examples/run_once.dart

@@ -12,7 +12,7 @@ void main() async {
 }
 
 class App extends StatefulWidget {
-  const App({Key key}) : super(key: key);
+  const App({Key? key}) : super(key: key);
 
   @override
   _AppState createState() => _AppState();
@@ -20,7 +20,7 @@ class App extends StatefulWidget {
 
 class _AppState extends State<App> with TickerProviderStateMixin {
   int _index = 0;
-  AnimationController _animationController;
+  late final AnimationController _animationController;
 
   @override
   void initState() {

example/lib/examples/save_frames.dart

@@ -1,3 +1,5 @@
+//@dart=2.10
+
 import 'dart:io';
 import 'dart:ui';
 import 'package:flutter/material.dart';
@@ -26,7 +28,7 @@ class _MyAppState extends State<MyApp> {
           child: Column(
             crossAxisAlignment: CrossAxisAlignment.stretch,
             children: [
-              RaisedButton(
+              ElevatedButton(
                 child: Text('Export all frames'),
                 onPressed: _export,
               ),

example/lib/main_app.dart

@@ -21,32 +21,36 @@ class App extends StatelessWidget {
         appBar: AppBar(
           title: Text('Lottie Flutter'),
         ),
-        body: GridView.builder(
-          itemCount: files.length,
-          gridDelegate:
-              SliverGridDelegateWithFixedCrossAxisCount(crossAxisCount: 4),
-          itemBuilder: (context, index) {
-            var assetName = files[index];
-            return GestureDetector(
-              child: _Item(
-                child: Lottie.asset(
-                  assetName,
-                  frameBuilder: (context, child, composition) {
-                    return AnimatedOpacity(
-                      child: child,
-                      opacity: composition == null ? 0 : 1,
-                      duration: const Duration(seconds: 1),
-                      curve: Curves.easeOut,
-                    );
-                  },
+        body: Scrollbar(
+          child: GridView.builder(
+            itemCount: files.length,
+            gridDelegate:
+                SliverGridDelegateWithFixedCrossAxisCount(crossAxisCount: 4),
+            itemBuilder: (context, index) {
+              var assetName = files[index];
+              return GestureDetector(
+                child: _Item(
+                  child: Lottie.asset(
+                    assetName,
+                    frameBuilder: (context, child, composition) {
+                      return AnimatedOpacity(
+                        child: child,
+                        opacity: composition == null ? 0 : 1,
+                        duration: const Duration(seconds: 1),
+                        curve: Curves.easeOut,
+                      );
+                    },
+                  ),
                 ),
-              ),
-              onTap: () {
-                Navigator.of(context).push(MaterialPageRoute<void>(
-                    builder: (context) => Detail(assetName)));
-              },
-            );
-          },
+                onTap: () {
+                  Navigator.push(
+                      context,
+                      MaterialPageRoute<void>(
+                          builder: (context) => Detail(assetName)));
+                },
+              );
+            },
+          ),
         ),
       ),
     );
@@ -56,7 +60,7 @@ class App extends StatelessWidget {
 class _Item extends StatelessWidget {
   final Widget child;
 
-  const _Item({Key key, this.child}) : super(key: key);
+  const _Item({Key? key, required this.child}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {
@@ -81,26 +85,18 @@ class _Item extends StatelessWidget {
 class Detail extends StatefulWidget {
   final String assetName;
 
-  const Detail(this.assetName, {Key key}) : super(key: key);
+  const Detail(this.assetName, {Key? key}) : super(key: key);
 
   @override
   _DetailState createState() => _DetailState();
 }
 
 class _DetailState extends State<Detail> with TickerProviderStateMixin {
-  AnimationController _controller;
-
-  @override
-  void initState() {
-    super.initState();
-
-    _controller = AnimationController(vsync: this);
-  }
+  late final _controller = AnimationController(vsync: this);
 
   @override
   void dispose() {
     _controller.dispose();
-
     super.dispose();
   }
 

example/lib/sizing_example.dart

@@ -13,7 +13,7 @@ void main() async {
 class App extends StatelessWidget {
   final LottieComposition composition;
 
-  const App({Key key, this.composition}) : super(key: key);
+  const App({Key? key, required this.composition}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {
@@ -97,13 +97,13 @@ class App extends StatelessWidget {
 
 class _Lottie extends StatefulWidget {
   final LottieComposition composition;
-  final double width;
-  final double height;
-  final BoxFit fit;
-  final AlignmentGeometry alignment;
+  final double? width;
+  final double? height;
+  final BoxFit? fit;
+  final AlignmentGeometry? alignment;
 
   const _Lottie(this.composition,
-      {Key key, this.width, this.height, this.fit, this.alignment})
+      {Key? key, this.width, this.height, this.fit, this.alignment})
       : super(key: key);
 
   @override
@@ -111,7 +111,7 @@ class _Lottie extends StatefulWidget {
 }
 
 class __LottieState extends State<_Lottie> with TickerProviderStateMixin {
-  AnimationController _controller;
+  late AnimationController _controller;
 
   @override
   void initState() {

example/lib/tests/airbnb.dart

@@ -6,7 +6,7 @@ void main() async {
 }
 
 class App extends StatelessWidget {
-  const App({Key key}) : super(key: key);
+  const App({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

example/lib/tests/we_accept.dart

@@ -6,7 +6,7 @@ void main() async {
 }
 
 class App extends StatelessWidget {
-  const App({Key key}) : super(key: key);
+  const App({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

example/macos/Flutter/Flutter-Debug.xcconfig

@@ -1,2 +1,3 @@
+#include? "Pods/Target Support Files/Pods-Runner/Pods-Runner.debug.xcconfig"
 #include "Pods/Target Support Files/Pods-Runner/Pods-Runner.debug.xcconfig"
 #include "ephemeral/Flutter-Generated.xcconfig"

example/macos/Flutter/Flutter-Release.xcconfig

@@ -1,2 +1,3 @@
+#include? "Pods/Target Support Files/Pods-Runner/Pods-Runner.release.xcconfig"
 #include "Pods/Target Support Files/Pods-Runner/Pods-Runner.release.xcconfig"
 #include "ephemeral/Flutter-Generated.xcconfig"

example/macos/Podfile.lock

@@ -1,27 +1,28 @@
 PODS:
-  - FlutterMacOS (1.0.0)
+  - FlutterMacOS (1.22.4)
   - path_provider (0.0.1)
   - path_provider_macos (0.0.1):
     - FlutterMacOS
 
 DEPENDENCIES:
-  - FlutterMacOS (from `Flutter/ephemeral/.symlinks/flutter/darwin-x64-profile`)
   - path_provider (from `Flutter/ephemeral/.symlinks/plugins/path_provider/macos`)
   - path_provider_macos (from `Flutter/ephemeral/.symlinks/plugins/path_provider_macos/macos`)
 
+SPEC REPOS:
+  trunk:
+    - FlutterMacOS
+
 EXTERNAL SOURCES:
-  FlutterMacOS:
-    :path: Flutter/ephemeral/.symlinks/flutter/darwin-x64-profile
   path_provider:
     :path: Flutter/ephemeral/.symlinks/plugins/path_provider/macos
   path_provider_macos:
     :path: Flutter/ephemeral/.symlinks/plugins/path_provider_macos/macos
 
 SPEC CHECKSUMS:
-  FlutterMacOS: 15bea8a44d2fa024068daa0140371c020b4b6ff9
+  FlutterMacOS: ac210ef71944b3f04789076d70d4c72c7ec0c619
   path_provider: e0848572d1d38b9a7dd099e79cf83f5b7e2cde9f
   path_provider_macos: a0a3fd666cb7cd0448e936fb4abad4052961002b
 
 PODFILE CHECKSUM: d8ba9b3e9e93c62c74a660b46c6fcb09f03991a7
 
-COCOAPODS: 1.9.1
+COCOAPODS: 1.10.1

example/macos/Runner.xcodeproj/project.pbxproj

@@ -26,10 +26,6 @@
 		33CC10F32044A3C60003C045 /* Assets.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = 33CC10F22044A3C60003C045 /* Assets.xcassets */; };
 		33CC10F62044A3C60003C045 /* MainMenu.xib in Resources */ = {isa = PBXBuildFile; fileRef = 33CC10F42044A3C60003C045 /* MainMenu.xib */; };
 		33CC11132044BFA00003C045 /* MainFlutterWindow.swift in Sources */ = {isa = PBXBuildFile; fileRef = 33CC11122044BFA00003C045 /* MainFlutterWindow.swift */; };
-		33D1A10422148B71006C7A3E /* FlutterMacOS.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 33D1A10322148B71006C7A3E /* FlutterMacOS.framework */; };
-		33D1A10522148B93006C7A3E /* FlutterMacOS.framework in Bundle Framework */ = {isa = PBXBuildFile; fileRef = 33D1A10322148B71006C7A3E /* FlutterMacOS.framework */; settings = {ATTRIBUTES = (CodeSignOnCopy, RemoveHeadersOnCopy, ); }; };
-		D73912F022F37F9E000D13A0 /* App.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D73912EF22F37F9E000D13A0 /* App.framework */; };
-		D73912F222F3801D000D13A0 /* App.framework in Bundle Framework */ = {isa = PBXBuildFile; fileRef = D73912EF22F37F9E000D13A0 /* App.framework */; settings = {ATTRIBUTES = (CodeSignOnCopy, RemoveHeadersOnCopy, ); }; };
 		F03CC91740A974D36C2A6384 /* Pods_Runner.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 0BC6FF5FCD90624533CC60DB /* Pods_Runner.framework */; };
 /* End PBXBuildFile section */
 
@@ -50,8 +46,6 @@
 			dstPath = "";
 			dstSubfolderSpec = 10;
 			files = (
-				D73912F222F3801D000D13A0 /* App.framework in Bundle Framework */,
-				33D1A10522148B93006C7A3E /* FlutterMacOS.framework in Bundle Framework */,
 			);
 			name = "Bundle Framework";
 			runOnlyForDeploymentPostprocessing = 0;
@@ -73,14 +67,12 @@
 		33CEB47222A05771004F2AC0 /* Flutter-Debug.xcconfig */ = {isa = PBXFileReference; lastKnownFileType = text.xcconfig; path = "Flutter-Debug.xcconfig"; sourceTree = "<group>"; };
 		33CEB47422A05771004F2AC0 /* Flutter-Release.xcconfig */ = {isa = PBXFileReference; lastKnownFileType = text.xcconfig; path = "Flutter-Release.xcconfig"; sourceTree = "<group>"; };
 		33CEB47722A0578A004F2AC0 /* Flutter-Generated.xcconfig */ = {isa = PBXFileReference; lastKnownFileType = text.xcconfig; name = "Flutter-Generated.xcconfig"; path = "ephemeral/Flutter-Generated.xcconfig"; sourceTree = "<group>"; };
-		33D1A10322148B71006C7A3E /* FlutterMacOS.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = FlutterMacOS.framework; path = Flutter/ephemeral/FlutterMacOS.framework; sourceTree = SOURCE_ROOT; };
 		33E51913231747F40026EE4D /* DebugProfile.entitlements */ = {isa = PBXFileReference; lastKnownFileType = text.plist.entitlements; path = DebugProfile.entitlements; sourceTree = "<group>"; };
 		33E51914231749380026EE4D /* Release.entitlements */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.plist.entitlements; path = Release.entitlements; sourceTree = "<group>"; };
 		33E5194F232828860026EE4D /* AppInfo.xcconfig */ = {isa = PBXFileReference; lastKnownFileType = text.xcconfig; path = AppInfo.xcconfig; sourceTree = "<group>"; };
 		5B4C0E87024EC2686CA05E23 /* Pods-Runner.profile.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-Runner.profile.xcconfig"; path = "Target Support Files/Pods-Runner/Pods-Runner.profile.xcconfig"; sourceTree = "<group>"; };
 		7AFA3C8E1D35360C0083082E /* Release.xcconfig */ = {isa = PBXFileReference; lastKnownFileType = text.xcconfig; path = Release.xcconfig; sourceTree = "<group>"; };
 		9740EEB21CF90195004384FC /* Debug.xcconfig */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.xcconfig; path = Debug.xcconfig; sourceTree = "<group>"; };
-		D73912EF22F37F9E000D13A0 /* App.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = App.framework; path = Flutter/ephemeral/App.framework; sourceTree = SOURCE_ROOT; };
 /* End PBXFileReference section */
 
 /* Begin PBXFrameworksBuildPhase section */
@@ -88,8 +80,6 @@
 			isa = PBXFrameworksBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
-				D73912F022F37F9E000D13A0 /* App.framework in Frameworks */,
-				33D1A10422148B71006C7A3E /* FlutterMacOS.framework in Frameworks */,
 				F03CC91740A974D36C2A6384 /* Pods_Runner.framework in Frameworks */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
@@ -145,8 +135,6 @@
 				33CEB47222A05771004F2AC0 /* Flutter-Debug.xcconfig */,
 				33CEB47422A05771004F2AC0 /* Flutter-Release.xcconfig */,
 				33CEB47722A0578A004F2AC0 /* Flutter-Generated.xcconfig */,
-				D73912EF22F37F9E000D13A0 /* App.framework */,
-				33D1A10322148B71006C7A3E /* FlutterMacOS.framework */,
 			);
 			path = Flutter;
 			sourceTree = "<group>";
@@ -281,7 +269,7 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 			shellPath = /bin/sh;
-			shellScript = "echo \"$PRODUCT_NAME.app\" > \"$PROJECT_DIR\"/Flutter/ephemeral/.app_filename\n";
+			shellScript = "echo \"$PRODUCT_NAME.app\" > \"$PROJECT_DIR\"/Flutter/ephemeral/.app_filename && \"$FLUTTER_ROOT\"/packages/flutter_tools/bin/macos_assemble.sh embed\n";
 		};
 		33CC111E2044C6BF0003C045 /* ShellScript */ = {
 			isa = PBXShellScriptBuildPhase;
@@ -330,10 +318,10 @@
 			buildActionMask = 2147483647;
 			files = (
 			);
-			inputFileListPaths = (
+			inputPaths = (
 			);
 			name = "[CP] Embed Pods Frameworks";
-			outputFileListPaths = (
+			outputPaths = (
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 			shellPath = /bin/sh;

example/pubspec.lock

@@ -7,77 +7,63 @@ packages:
       name: archive
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.11"
-  args:
-    dependency: transitive
-    description:
-      name: args
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "1.5.2"
+    version: "3.0.0"
   async:
     dependency: transitive
     description:
       name: async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.5.0-nullsafety.1"
+    version: "2.5.0"
   boolean_selector:
     dependency: transitive
     description:
       name: boolean_selector
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.0-nullsafety.1"
+    version: "2.1.0"
   characters:
     dependency: transitive
     description:
       name: characters
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0-nullsafety.3"
+    version: "1.1.0"
   charcode:
     dependency: transitive
     description:
       name: charcode
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.0-nullsafety.1"
+    version: "1.2.0"
   clock:
     dependency: transitive
     description:
       name: clock
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0-nullsafety.1"
+    version: "1.1.0"
   collection:
     dependency: transitive
     description:
       name: collection
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.15.0-nullsafety.3"
-  convert:
-    dependency: transitive
-    description:
-      name: convert
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "2.1.1"
+    version: "1.15.0"
   crypto:
     dependency: transitive
     description:
       name: crypto
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.3"
+    version: "3.0.0"
   fake_async:
     dependency: transitive
     description:
       name: fake_async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.0-nullsafety.1"
+    version: "1.2.0"
   ffi:
     dependency: transitive
     description:
@@ -103,7 +89,7 @@ packages:
       name: flutter_colorpicker
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.3.4"
+    version: "0.4.0-nullsafety.0"
   flutter_test:
     dependency: "direct dev"
     description: flutter
@@ -115,7 +101,7 @@ packages:
       name: golden_toolkit
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.6.0"
+    version: "0.9.0-nullsafety.0"
   http:
     dependency: "direct main"
     description:
@@ -143,42 +129,42 @@ packages:
       name: logging
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.11.4"
+    version: "1.0.0"
   lottie:
     dependency: "direct main"
     description:
       path: ".."
       relative: true
     source: path
-    version: "0.7.0+1"
+    version: "0.8.0-nullsafety.4"
   matcher:
     dependency: transitive
     description:
       name: matcher
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.12.10-nullsafety.1"
+    version: "0.12.10"
   meta:
     dependency: transitive
     description:
       name: meta
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.3.0-nullsafety.3"
+    version: "1.3.0"
   path:
     dependency: transitive
     description:
       name: path
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.8.0-nullsafety.1"
+    version: "1.8.0"
   path_provider:
     dependency: "direct main"
     description:
       name: path_provider
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.6.21"
+    version: "1.6.27"
   path_provider_linux:
     dependency: transitive
     description:
@@ -192,28 +178,28 @@ packages:
       name: path_provider_macos
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.0.4+4"
+    version: "0.0.4+8"
   path_provider_platform_interface:
     dependency: transitive
     description:
       name: path_provider_platform_interface
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.3"
+    version: "1.0.4"
   path_provider_windows:
     dependency: transitive
     description:
       name: path_provider_windows
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.0.4+1"
+    version: "0.0.4+3"
   pedantic:
     dependency: transitive
     description:
       name: pedantic
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.8.0+1"
+    version: "1.9.2"
   platform:
     dependency: transitive
     description:
@@ -246,70 +232,70 @@ packages:
       name: source_span
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.8.0-nullsafety.2"
+    version: "1.8.0"
   stack_trace:
     dependency: transitive
     description:
       name: stack_trace
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.10.0-nullsafety.1"
+    version: "1.10.0"
   stream_channel:
     dependency: transitive
     description:
       name: stream_channel
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.0-nullsafety.1"
+    version: "2.1.0"
   string_scanner:
     dependency: transitive
     description:
       name: string_scanner
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0-nullsafety.1"
+    version: "1.1.0"
   term_glyph:
     dependency: transitive
     description:
       name: term_glyph
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.0-nullsafety.1"
+    version: "1.2.0"
   test_api:
     dependency: transitive
     description:
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.19-nullsafety.2"
+    version: "0.2.19"
   typed_data:
     dependency: transitive
     description:
       name: typed_data
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.3.0-nullsafety.3"
+    version: "1.3.0"
   vector_math:
     dependency: transitive
     description:
       name: vector_math
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.0-nullsafety.3"
+    version: "2.1.0"
   win32:
     dependency: transitive
     description:
       name: win32
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.7.3"
+    version: "1.7.4"
   xdg_directories:
     dependency: transitive
     description:
       name: xdg_directories
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.1.0"
+    version: "0.1.2"
 sdks:
-  dart: ">=2.10.0-110 <2.11.0"
-  flutter: ">=1.12.13+hotfix.5 <2.0.0"
+  dart: ">=2.12.0-29.10.beta <3.0.0"
+  flutter: ">=1.24.0-10.2.pre"

example/pubspec.yaml

@@ -1,14 +1,14 @@
 name: lottie_example
 description: A sample app for the Lottie player
-version: 0.0.1
+publish_to: none
 
 environment:
-  sdk: ">=2.7.0 <3.0.0"
+  sdk: ">=2.12.0-0 <3.0.0"
 
 dependencies:
   flutter:
     sdk: flutter
-  flutter_colorpicker:
+  flutter_colorpicker: ^0.4.0-nullsafety.0
   http:
   lottie:
     path: ../
@@ -17,7 +17,7 @@ dependencies:
 dev_dependencies:
   flutter_test:
     sdk: flutter
-  golden_toolkit:
+  golden_toolkit: ^0.9.0-nullsafety.0
 
 # For information on the generic Dart part of this file, see the
 # following page: https://dart.dev/tools/pub/pubspec
@@ -31,6 +31,7 @@ flutter:
     - assets/lottiefiles/
     - assets/Mobilo/
     - assets/Tests/
+    - assets/Tests/images/
     - assets/Logo/
     - assets/Images/
     - assets/Images/WeAccept/

example/test/dynamic_image_test.dart

@@ -0,0 +1,74 @@
+import 'dart:async';
+import 'dart:io';
+import 'dart:ui' as ui;
+import 'package:flutter/widgets.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:lottie/lottie.dart';
+import 'utils.dart';
+
+void main() {
+  testWidgets('Can specify ImageProvider with zip file ', (tester) async {
+    var size = Size(500, 400);
+    tester.binding.window.physicalSizeTestValue = size;
+    tester.binding.window.devicePixelRatioTestValue = 1.0;
+
+    var callCount = 0;
+    LottieImageProviderFactory imageProviderFactory = (image) {
+      ++callCount;
+      return FileImage(File('assets/Images/WeAccept/img_0.png'));
+    };
+
+    var composition = (await tester.runAsync(() => FileLottie(
+            File('assets/spinning_carrousel.zip'),
+            imageProviderFactory: imageProviderFactory)
+        .load()))!;
+
+    await tester.pumpWidget(FilmStrip(composition, size: size));
+
+    expect(callCount, 2);
+    await expectLater(find.byType(FilmStrip),
+        matchesGoldenFile('goldens/dynamic_image/zip_with_provider.png'));
+  });
+
+  testWidgets('Can specify image delegate', (tester) async {
+    var size = Size(500, 400);
+    tester.binding.window.physicalSizeTestValue = size;
+    tester.binding.window.devicePixelRatioTestValue = 1.0;
+
+    var image = await tester.runAsync(
+        () => loadImage(FileImage(File('assets/Images/WeAccept/img_0.png'))));
+
+    var composition = (await tester.runAsync(
+        () => FileLottie(File('assets/spinning_carrousel.zip')).load()))!;
+
+    var delegates = LottieDelegates(image: (composition, asset) {
+      return image;
+    });
+    await tester.pumpWidget(FilmStrip(
+      composition,
+      size: size,
+      delegates: delegates,
+    ));
+
+    await expectLater(find.byType(FilmStrip),
+        matchesGoldenFile('goldens/dynamic_image/delegate.png'));
+  });
+}
+
+Future<ui.Image?> loadImage(ImageProvider provider) {
+  var completer = Completer<ui.Image?>();
+  var imageStream = provider.resolve(ImageConfiguration.empty);
+  late ImageStreamListener listener;
+  listener = ImageStreamListener((image, synchronousLoaded) {
+    imageStream.removeListener(listener);
+
+    completer.complete(image.image);
+  }, onError: (dynamic e, __) {
+    imageStream.removeListener(listener);
+
+    completer.complete();
+  });
+  imageStream.addListener(listener);
+
+  return completer.future;
+}

example/test/dynamic_properties_test.dart

@@ -7,7 +7,7 @@ import 'package:lottie/lottie.dart';
 import 'utils.dart';
 
 void main() {
-  LottieComposition composition;
+  late LottieComposition composition;
 
   setUpAll(() async {
     composition = await LottieComposition.fromBytes(
@@ -15,16 +15,13 @@ void main() {
   });
 
   void testGolden(String description, ValueDelegate delegate,
-      {double progress}) async {
+      {double? progress}) async {
     var screenshotName = description
         .toLowerCase()
         .replaceAll(RegExp('[^a-z0-9 ]'), '')
         .replaceAll(' ', '_');
 
     testWidgets(description, (tester) async {
-      tester.binding.window.physicalSizeTestValue = Size(500, 400);
-      tester.binding.window.devicePixelRatioTestValue = 1.0;
-
       var animation =
           AnimationController(vsync: tester, duration: composition.duration);
       if (progress != null) {
@@ -291,8 +288,8 @@ void main() {
     testGolden(
         'Opacity interpolation ($progress)',
         ValueDelegate.transformOpacity(['Shape Layer 1', 'Rectangle'],
-            callback: (frameInfo) => lerpDouble(
-                    10, 100, Curves.linear.transform(frameInfo.overallProgress))
+            callback: (frameInfo) => lerpDouble(10, 100,
+                    Curves.linear.transform(frameInfo.overallProgress))!
                 .round()),
         progress: progress);
   }

example/test/dynamic_text_test.dart

@@ -6,9 +6,6 @@ import 'package:lottie/lottie.dart';
 
 void main() {
   testWidgets('Dynamic test', (tester) async {
-    tester.binding.window.physicalSizeTestValue = Size(500, 400);
-    tester.binding.window.devicePixelRatioTestValue = 1.0;
-
     var composition = await LottieComposition.fromBytes(
         File('assets/Tests/DynamicText.json').readAsBytesSync());
 

example/test/flutter_test_config.dart

@@ -1,7 +1,7 @@
 import 'dart:async';
 import 'package:golden_toolkit/golden_toolkit.dart';
 
-Future<void> main(FutureOr<void> Function() testMain) async {
+Future<void> testExecutable(FutureOr<void> Function() testMain) async {
   await loadAppFonts();
   return testMain();
 }

example/test/golden_test.dart

@@ -16,7 +16,8 @@ void main() {
       var size = Size(500, 400);
       tester.binding.window.physicalSizeTestValue = size;
       tester.binding.window.devicePixelRatioTestValue = 1.0;
-      var composition = await tester.runAsync(() => FileLottie(asset).load());
+      var composition =
+          (await tester.runAsync(() => FileLottie(asset).load()))!;
 
       await tester.pumpWidget(FilmStrip(composition, size: size));