forked from lxm_flutter/FlutterUnit
62 lines
1.7 KiB
Dart
62 lines
1.7 KiB
Dart
import 'package:flutter/cupertino.dart';
|
|
import 'package:flutter/material.dart';
|
|
/// create by 张风捷特烈 on 2020/4/30
|
|
/// contact me by email 1981462002@qq.com
|
|
/// 说明:
|
|
// {
|
|
// "widgetId": 112,
|
|
// "name": 'SlideTransition基本使用',
|
|
// "priority": 1,
|
|
// "subtitle":
|
|
// "【child】 : 孩子组件 【Widget】\n"
|
|
// "【textDirection】 : x轴方向 【TextDirection】\n"
|
|
// "【position】 : 动画 【Animation<Offset>】",
|
|
// }
|
|
class CustomSlideTransition extends StatefulWidget {
|
|
@override
|
|
_CustomSlideTransitionState createState() => _CustomSlideTransitionState();
|
|
}
|
|
|
|
class _CustomSlideTransitionState extends State<CustomSlideTransition>
|
|
with SingleTickerProviderStateMixin {
|
|
AnimationController _ctrl;
|
|
|
|
@override
|
|
void initState() {
|
|
_ctrl = AnimationController(vsync: this, duration: Duration(seconds: 1));
|
|
_ctrl.forward();
|
|
super.initState();
|
|
}
|
|
|
|
@override
|
|
void dispose() {
|
|
_ctrl.dispose();
|
|
super.dispose();
|
|
}
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
return GestureDetector(
|
|
onTap: () {
|
|
setState(() {
|
|
_ctrl.reset();
|
|
_ctrl.forward();
|
|
});
|
|
},
|
|
child: Container(
|
|
width: MediaQuery.of(context).size.width,
|
|
color: Colors.grey.withAlpha(33),
|
|
height: 100,
|
|
child: SlideTransition(
|
|
textDirection: TextDirection.ltr,
|
|
position: Tween<Offset>(
|
|
begin: Offset.zero,
|
|
end: Offset(0.2, 0.2),
|
|
).animate(_ctrl),
|
|
child: Container(
|
|
child: Icon(Icons.android, color: Colors.green, size: 60)),
|
|
),
|
|
));
|
|
}
|
|
}
|