UIView流程
2015-05-10 14:44:41 1 举报iOS UIView 图形绘制流程
作者其他创作
大纲/内容
-[view.layer setNeedsDisplay]
-[layer.delegate drawLayer:incontext:]
CALayer uploads backing store to GPU
CALayer creats backing store(CGContextRef)
layer has a delegate
-[CALayer display]
layer.delegate responseTo -displayLayer:
-[CALayer drawInContext:]
-[UIView drawRect:]
-[layer.delegate displayLayer:]
-[UIview setNeedsDisplay]
finish
0 条评论
下一页
