forked from lxm_flutter/FlutterUnit
59 lines
1.6 KiB
Dart
59 lines
1.6 KiB
Dart
import 'package:flutter/material.dart';
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/// create by 张风捷特烈 on 2020-04-12
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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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// {
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// "widgetId": 277,
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// "name": '径向渐变着色',
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// "priority": 1,
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// "subtitle":
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// "【child】 : 孩子组件 【Widget】\n"
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// "【shaderCallback】 : 着色器回调 【ShaderCallback】\n"
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// "【blendMode】 : 混色模式 【BlendMode】\n"
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// " 通过RadialGradient#createShader创建径向渐变着色器。",
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// }
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class RadialShaderMask extends StatelessWidget {
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@override
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Widget build(BuildContext context) {
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return Wrap(
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spacing: 20,
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crossAxisAlignment: WrapCrossAlignment.center,
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children: <Widget>[
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ShaderMask(
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shaderCallback: _buildShader,
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child: Image.asset(
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'assets/images/icon_head.webp',
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height: 70,
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width: 70,
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),
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),
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ShaderMask(
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shaderCallback: _buildShader,
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child: Text(
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'张风捷特烈',
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style: TextStyle(fontSize: 40, color: Colors.white),
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),
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),
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ShaderMask(
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shaderCallback: _buildShader,
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child: Container(
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height: 100,
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color: Colors.white,
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width: 50,
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),
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),
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],
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);
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}
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final colors = [Colors.red, Colors.yellow, Colors.blue];
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Shader _buildShader(Rect bounds) => RadialGradient(
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center: Alignment.topLeft,
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radius: 1.0,
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tileMode: TileMode.mirror,
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colors: colors)
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.createShader(bounds);
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} |