iOS核心动画CoreAnimation系统进阶(子图层:富文本+渐变+3D)

CATextLayer富文本图层git #import <CoreText/CoreText.h> //富文本图层 -(void)textLayer{ CATextLayer * textLayer =[CATextLayer layer]; textLayer.frame = CGRectMake(100, 400, 200, 50); textLayer.backgr
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