摘要: 模拟图形绘制 case class Point(var x:Double,var y:Double) extends Drawable{ def shift(deltaX:Double,deltaY:Double){x+=deltaX;y+=deltaY} } trait Drawable{ def 阅读全文
posted @ 2020-02-05 22:39 阡墨 阅读(100) 评论(0) 推荐(0)