2016-1-9 Quartz框架的學習，寫字板demo

一：自定義view .h文件中代碼如下 #import <UIKit/UIKit.h> @interface ZLpaintView : UIView @property(nonatomic, strong) UIColor *currentColor; - (void)back; - (void)clear; - (void)savetoFile:(NSString *)file; @end

>>阅读原文<<