snapshot of https://github.com/flutter/samples.git (main, 2026-09-16; blobs > 131072B omitted)

animations/lib/main.dart

@@ -0,0 +1,201 @@
+// Copyright 2019 The Flutter team. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import 'package:flutter/material.dart';
+import 'package:go_router/go_router.dart';
+
+import 'src/basics/basics.dart';
+import 'src/misc/misc.dart';
+
+void main() {
+  runApp(const AnimationSamples());
+}
+
+class Demo {
+  final String name;
+  final String route;
+  final WidgetBuilder builder;
+
+  const Demo({
+    required this.name,
+    required this.route,
+    required this.builder,
+  });
+}
+
+final basicDemos = [
+  Demo(
+    name: 'AnimatedContainer',
+    route: AnimatedContainerDemo.routeName,
+    builder: (context) => const AnimatedContainerDemo(),
+  ),
+  Demo(
+    name: 'PageRouteBuilder',
+    route: PageRouteBuilderDemo.routeName,
+    builder: (context) => const PageRouteBuilderDemo(),
+  ),
+  Demo(
+    name: 'Animation Controller',
+    route: AnimationControllerDemo.routeName,
+    builder: (context) => const AnimationControllerDemo(),
+  ),
+  Demo(
+    name: 'Tweens',
+    route: TweenDemo.routeName,
+    builder: (context) => const TweenDemo(),
+  ),
+  Demo(
+    name: 'AnimatedBuilder',
+    route: AnimatedBuilderDemo.routeName,
+    builder: (context) => const AnimatedBuilderDemo(),
+  ),
+  Demo(
+    name: 'Custom Tween',
+    route: CustomTweenDemo.routeName,
+    builder: (context) => const CustomTweenDemo(),
+  ),
+  Demo(
+    name: 'Tween Sequences',
+    route: TweenSequenceDemo.routeName,
+    builder: (context) => const TweenSequenceDemo(),
+  ),
+  Demo(
+    name: 'Fade Transition',
+    route: FadeTransitionDemo.routeName,
+    builder: (context) => const FadeTransitionDemo(),
+  ),
+];
+
+final miscDemos = [
+  Demo(
+    name: 'Expandable Card',
+    route: ExpandCardDemo.routeName,
+    builder: (context) => const ExpandCardDemo(),
+  ),
+  Demo(
+    name: 'Carousel',
+    route: CarouselDemo.routeName,
+    builder: (context) => CarouselDemo(),
+  ),
+  Demo(
+    name: 'Focus Image',
+    route: FocusImageDemo.routeName,
+    builder: (context) => const FocusImageDemo(),
+  ),
+  Demo(
+    name: 'Card Swipe',
+    route: CardSwipeDemo.routeName,
+    builder: (context) => const CardSwipeDemo(),
+  ),
+  Demo(
+    name: 'Flutter Animate',
+    route: FlutterAnimateDemo.routeName,
+    builder: (context) => const FlutterAnimateDemo(),
+  ),
+  Demo(
+    name: 'Repeating Animation',
+    route: RepeatingAnimationDemo.routeName,
+    builder: (context) => const RepeatingAnimationDemo(),
+  ),
+  Demo(
+    name: 'Spring Physics',
+    route: PhysicsCardDragDemo.routeName,
+    builder: (context) => const PhysicsCardDragDemo(),
+  ),
+  Demo(
+    name: 'AnimatedList',
+    route: AnimatedListDemo.routeName,
+    builder: (context) => const AnimatedListDemo(),
+  ),
+  Demo(
+    name: 'AnimatedPositioned',
+    route: AnimatedPositionedDemo.routeName,
+    builder: (context) => const AnimatedPositionedDemo(),
+  ),
+  Demo(
+    name: 'AnimatedSwitcher',
+    route: AnimatedSwitcherDemo.routeName,
+    builder: (context) => const AnimatedSwitcherDemo(),
+  ),
+  Demo(
+    name: 'Hero Animation',
+    route: HeroAnimationDemo.routeName,
+    builder: (context) => const HeroAnimationDemo(),
+  ),
+  Demo(
+    name: 'Curved Animation',
+    route: CurvedAnimationDemo.routeName,
+    builder: (context) => const CurvedAnimationDemo(),
+  ),
+];
+
+final router = GoRouter(
+  routes: [
+    GoRoute(
+      path: '/',
+      builder: (context, state) => const HomePage(),
+      routes: [
+        for (final demo in basicDemos)
+          GoRoute(
+            path: demo.route,
+            builder: (context, state) => demo.builder(context),
+          ),
+        for (final demo in miscDemos)
+          GoRoute(
+            path: demo.route,
+            builder: (context, state) => demo.builder(context),
+          ),
+      ],
+    ),
+  ],
+);
+
+class AnimationSamples extends StatelessWidget {
+  const AnimationSamples({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return MaterialApp.router(
+      title: 'Animation Samples',
+      theme: ThemeData(colorSchemeSeed: Colors.deepPurple),
+      routerConfig: router,
+    );
+  }
+}
+
+class HomePage extends StatelessWidget {
+  const HomePage({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    final headerStyle = Theme.of(context).textTheme.titleLarge;
+    return Scaffold(
+      appBar: AppBar(title: const Text('Animation Samples')),
+      body: ListView(
+        children: [
+          ListTile(title: Text('Basics', style: headerStyle)),
+          ...basicDemos.map((d) => DemoTile(demo: d)),
+          ListTile(title: Text('Misc', style: headerStyle)),
+          ...miscDemos.map((d) => DemoTile(demo: d)),
+        ],
+      ),
+    );
+  }
+}
+
+class DemoTile extends StatelessWidget {
+  final Demo demo;
+
+  const DemoTile({required this.demo, super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return ListTile(
+      title: Text(demo.name),
+      onTap: () {
+        context.go('/${demo.route}');
+      },
+    );
+  }
+}