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// Copyright 2014 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flutter code sample for [AnimatedIcon].
import 'package:flutter/material.dart';
void main() {
runApp(const AnimatedIconApp());
}
class AnimatedIconApp extends StatelessWidget {
const AnimatedIconApp({super.key});
@override
Widget build(BuildContext context) {
return MaterialApp(
theme: ThemeData(
colorSchemeSeed: const Color(0xff6750a4),
useMaterial3: true,
),
home: const Scaffold(
body: AnimatedIconExample(),
),
);
}
}
class AnimatedIconExample extends StatefulWidget {
const AnimatedIconExample({super.key});
@override
State<AnimatedIconExample> createState() => _AnimatedIconExampleState();
}
class _AnimatedIconExampleState extends State<AnimatedIconExample> with SingleTickerProviderStateMixin {
late AnimationController controller;
late Animation<double> animation;
@override
void initState() {
super.initState();
controller = AnimationController(
vsync: this,
duration: const Duration(seconds: 2),
)..forward()
..repeat(reverse: true);
animation = Tween<double>(begin: 0.0, end: 1.0).animate(controller);
}
@override
void dispose() {
controller.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
return Scaffold(
body: Center(
child: AnimatedIcon(
icon: AnimatedIcons.menu_arrow,
progress: animation,
size: 72.0,
semanticLabel: 'Show menu',
),
),
);
}
}