flutter Image切圆

Container(
  margin: EdgeInsets.only(left: 0, right: 5, bottom: 0, top: 5),
  //图片切圆
  child: ClipRRect(
    borderRadius: BorderRadius.circular(2),
    child: Image.file(
      File(imgData[index]),
      fit: BoxFit.cover,
      width: double.infinity,
      height: double.infinity,
    ),
  ),
),