forked from lxm_flutter/FlutterUnit
123 lines
3.1 KiB
Dart
123 lines
3.1 KiB
Dart
import 'package:flutter/cupertino.dart';
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import 'package:flutter/material.dart';
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/// create by 张风捷特烈 on 2020-03-29
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/// contact me by email 1981462002@qq.com
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/// 说明:
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// {
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// "widgetId": 171,
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// "name": 'Hero基本使用',
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// "priority": 1,
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// "subtitle":
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// "【tag】 : 标签 【String】\n",
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// }
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class CustomHero extends StatelessWidget {
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@override
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Widget build(BuildContext context) {
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var hero = Hero(
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//----定义一个Hero,并添加tag标签,此中组件共享
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tag: 'user-head',
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child: ClipRRect(
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borderRadius: BorderRadius.all(Radius.circular(30)),
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child: Image.asset(
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"assets/images/icon_head.webp",
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width: 60,
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height: 60,
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fit: BoxFit.cover,
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),
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),
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);
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var container = Container(
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alignment: Alignment(-0.8, -0.8),
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child: hero,
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width: 250,
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height: 250 * 0.618,
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decoration: BoxDecoration(
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gradient: LinearGradient(colors: [
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Colors.red.withAlpha(99),
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Colors.yellow.withAlpha(189),
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Colors.green.withAlpha(88),
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Colors.blue.withAlpha(230)
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])),
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);
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return GestureDetector(
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child: Card(elevation: 5, child: container),
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onTap: () => Navigator.push(
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context,
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Bottom2TopRouter(child: TargetPage(), duration: 1000),
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),
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);
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}
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}
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class TargetPage extends StatelessWidget {
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@override
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Widget build(BuildContext context) {
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var hero = Hero(
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//----定义一个Hero,为其添加标签，两个标签相同，则可以共享
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tag: 'user-head',
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child: Padding(
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padding: EdgeInsets.all(6.0),
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child: CircleAvatar(
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backgroundColor: Colors.transparent,
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backgroundImage: AssetImage(
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"assets/images/icon_head.webp",
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),
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),
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),
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);
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var touch = InkWell(
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onTap: () {
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Navigator.of(context).pop();
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},
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child: hero,
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);
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return Scaffold(
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appBar: AppBar(
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actions: <Widget>[touch],
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),
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body: Container(
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decoration: BoxDecoration(
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gradient: LinearGradient(colors: [
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Colors.red.withAlpha(99),
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Colors.yellow.withAlpha(189),
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Colors.green.withAlpha(88),
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Colors.blue.withAlpha(230)
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])),
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),
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);
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}
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}
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//下--->上
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class Bottom2TopRouter<T> extends PageRouteBuilder<T> {
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final Widget child;
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final int duration;
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final Curve curve;
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Bottom2TopRouter(
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{this.child, this.duration = 500, this.curve = Curves.fastOutSlowIn})
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: super(
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transitionDuration: Duration(milliseconds: duration),
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pageBuilder: (ctx, a1, a2) {
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return child;
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},
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transitionsBuilder: (
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ctx,
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a1,
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a2,
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Widget child,
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) => SlideTransition(
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position: Tween<Offset>(
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begin: Offset(0.0, 1.0),
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end: Offset(0.0, 0.0),
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).animate(CurvedAnimation(parent: a1, curve: curve)),
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child: child));
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}
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