Container(
constraints: BoxConstraints.expand(
height: Theme.of(context).textTheme.display1.fontSize * 1.1 + 200.0,
),
decoration: BoxDecoration(
border: Border.all(width: 2.0,color: Colors.red),
color: Colors.grey,
borderRadius: BorderRadius.all(Radius.circular(20.0)),
image: DecorationImage(
image: NetworkImage('http://h.hiphotos.baidu.com/zhidao/wh%3D450%2C600/sign=0d023672312ac65c67506e77cec29e27/9f2f070828381f30dea167bbad014c086e06f06c.jpg'),
centerSlice: Rect.fromLTRB(270.0, 180.0, 1360.0, 730.0),//用于图片拉伸区域
),
),
padding: const EdgeInsets.all(8.0),
alignment: Alignment.center,
child: Text('Hello World',style: Theme.of(context).textTheme.display1.copyWith(color: Colors.black),),
transform: Matrix4.rotationZ(0.3),
)
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