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import 'package:flutter/material.dart';
class HeroMainPage extends StatelessWidget {
const HeroMainPage({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: const Text('Main'),
),
body: Stack(
children: [
Positioned(
left: 20,
top: 50,
child: Hero(
tag: 'imageHero',
child: Image.network(
'https://img2.baidu.com/it/u=3202947311,1179654885&fm=253&fmt=auto&app=138&f=JPEG?w=800&h=500',
width: 50,
height: 50,
),
),
),
Center(
child: GestureDetector(
onTap: () {
Navigator.of(context).push(MaterialPageRoute(
builder: (context) {
return const HeroDetailPage();
},
));
},
child: Hero(
tag: 'hero',
child: Container(
width: 150,
height: 150,
decoration: BoxDecoration(
color: Colors.purple,
borderRadius: BorderRadius.circular(80)),
child: const Center(
child: DefaultTextStyle(
style: TextStyle(fontSize: 20, color: Colors.white),
child: Text(
'点我 ->',
),
),
),
),
),
),
)
],
),
);
}
}
class HeroDetailPage extends StatelessWidget {
const HeroDetailPage({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
var _size = MediaQuery.of(context).size;
return Scaffold(
appBar: AppBar(
title: const Text('Detail'),
),
body: Stack(
children: [
Positioned.fill(
child: Column(
crossAxisAlignment: CrossAxisAlignment.center,
children: [
const Spacer(),
const Text(
'lickscreen.com',
),
GestureDetector(
onTap: () {
Navigator.of(context).pop();
},
child: Hero(
tag: 'hero',
child: Container(
width: _size.width,
height: _size.height / 2,
color: Colors.redAccent,
child: const Center(
child: DefaultTextStyle(
style: TextStyle(fontSize: 20, color: Colors.white),
child: Text(
'<- 点击屏幕返回',
),
),
),
),
),
)
],
),
),
Positioned(
right: 40,
top: 50,
child: Hero(
tag: 'imageHero',
child: Image.network(
'https://img2.baidu.com/it/u=3202947311,1179654885&fm=253&fmt=auto&app=138&f=JPEG?w=800&h=500',
width: 230,
height: 230,
),
),
),
],
),
);
}
}
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