按钮,图片边缘有锯齿

closeBtn.layer.shouldRasterize = YES;
closeBtn.layer.rasterizationScale = [UIScreen mainScreen].scale;

 

http://www.cocoachina.com/bbs/read.php?tid-1678039.html

posted on 2018-01-15 19:52  土匪7  阅读(137)  评论(0)  编辑  收藏  举报