2020-05-13 BoxDecoration

BoxDecoration({
    this.color, // 颜色
    this.image, // 图片
    this.border, // 边框
    this.borderRadius, // 圆角 和 shape不能同时用
    this.boxShadow, // 
    this.gradient,
    this.backgroundBlendMode,
    this.shape = BoxShape.rectangle, // 形状
  })

Demo

截屏2020-05-13 上午11.45.33.png

return Container(
      width: 200,
      height: 200,
      decoration: BoxDecoration(
        border: Border.all(
          width: 30,
          color: Colors.red
        ),
//        borderRadius: BorderRadius.circular(10.0),
        boxShadow: [
          BoxShadow(
            color: Colors.amber,
            blurRadius: 5.0,
          ),
          BoxShadow(
            color: Colors.green,
            blurRadius: 10.0,
            offset: Offset(3.5, 12)
          )
        ],
        shape: BoxShape.circle,
        image: DecorationImage(
            image: NetworkImage("https://img2.woyaogexing.com/2020/05/13/f74a273d69884ed9a5d8f73b5376fcdf!400x400.jpeg"),
            fit: BoxFit.fitHeight
        )
      ),
    );