forked from lxm_flutter/FlutterUnit
68 lines
1.7 KiB
Dart
68 lines
1.7 KiB
Dart
import 'package:flutter/material.dart';
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/// create by 张风捷特烈 on 2020-03-28
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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": 165,
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// "name": 'PageView滑动方向',
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// "priority": 2,
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// "subtitle":
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// "【scrollDirection】 : 滑动方向 【Axis】\n"
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// "【reverse】 : 是否反向 【bool】",
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// }
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class DirectionPageView extends StatelessWidget {
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DirectionPageView({Key? key}) : super(key: key);
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final List<Color> data = [
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Colors.orange[50]!,
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Colors.orange[100]!,
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Colors.orange[200]!,
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Colors.orange[300]!,
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Colors.orange[400]!,
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Colors.orange[500]!,
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Colors.orange[600]!,
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Colors.orange[700]!,
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Colors.orange[800]!,
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Colors.orange[900]!,
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];
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TextStyle get textStyle =>
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const TextStyle(color: Colors.white, fontSize: 24, shadows: [
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Shadow(
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color: Colors.black,
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offset: Offset(.5, .5),
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blurRadius: 2,
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),
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]);
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@override
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Widget build(BuildContext context) {
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return SizedBox(
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height: 150,
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child: PageView(
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scrollDirection: Axis.vertical,
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reverse: true,
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onPageChanged: (position) {
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print(position);
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},
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children: data
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.map((color) => Container(
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alignment: Alignment.center,
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width: 90,
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color: color,
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child: Text(
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colorString(color),
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style: textStyle,
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),
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))
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.toList(),
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),
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);
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}
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String colorString(Color color) =>
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"#${color.value.toRadixString(16).padLeft(8, '0').toUpperCase()}";
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}
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