为您找到相关结果774,873个
iOS常用小功能(获得屏幕图像、压缩图片、加边框、调整label的size...
摘要:获得屏幕图像,label的动态size,时间戳转化为时间,RGB转化成颜色,加边框,压缩图片,textfield的placeholder,图片做灰度处理1.获得屏幕图像1 2 3 4 5 6 7 8 9 - (UIImage *)imageFromView: (UIView *) theView { UIGraphicsBeginImageContext(theView.frame.size); CGContextRef context = UIGraphicsGet...
www.jb51.net/article/1098...htm 2024-5-18