摘要： //在图片边缘添加一个像素的透明区域，去图片锯齿 CGRect imageRrect = CGRectMake(0, 0,imageView.frame.size.width, imageView.frame.size.height); UIGraphicsBeginImageContext(imageRrect.size); [imageView.imagedrawInRect:CGRectMake(1,1,imageView.frame.size.width-2,imageView.frame.size.height-2)]; imageView.image = UIGraphi... 阅读全文