iOS 2D绘图详解(Quartz 2D)之Transform(CTM,Translate,Rotate,Scale)
原创Blog,转载请注明出处http://blog.csdn.net/hello_hwc?viewmode=list我的stackoverflow前三篇基础博客路径iOS2D绘图详解(Quartz2D)之概述iOS2D绘图详解(Quartz2D)之路径(点,直线,虚线,曲线,圆弧,椭圆,矩形)iOS2D绘图详解(Quartz2D)之路径(stroke,fill,clip,subpath,blend