flutter- 圆角

单个圆角变化

Container(

        height: 200,

        decoration: BoxDecoration(

          color: Colors.green,

          borderRadius: BorderRadius.only(

            topLeft: Radius.circular(50),

            topRight: Radius.circular(2),

            bottomLeft: Radius.circular(12),

            bottomRight: Radius.circular(30),

          ),

        ),

      );