Transform 矩阵转换

main.dart

import 'package:flutter/material.dart';

void main() {
  runApp(MaterialApp(
    title: "Transform矩阵转换示例",
    home: LayoutDemo(),
  ));
}

class LayoutDemo extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text("Transform矩阵转换示例"),
      ),
      body: Center(
//        父容器作为背景
        child: Container(
//          背景颜色
          color: Colors.grey,
//          矩阵转换
          child: Transform(
//            对齐方式
            alignment: Alignment.topRight,
//            设置旋转值
            transform: Matrix4.rotationZ(0.3),
//            设置旋转容器
            child: Container(
              padding: EdgeInsets.all(0.8),
              color: Color(0xFFE8581C),
              child: Text("Transform矩阵转换示例"),
            ),
          ),
        ),
      ),
    );
  }
}