objective c 截屏代码（转载）

objective c 截屏代码

-(void)save{

 UIGraphicsBeginImageContext(mybackgroundview.bounds.size); //currentView 当前的view                  

[mybackgroundview.layer renderInContext:UIGraphicsGetCurrentContext()];

UIImage *viewImage = UIGraphicsGetImageFromCurrentImageContext(); UIGraphicsEndImageContext();

 UIImageWriteToSavedPhotosAlbum(viewImage, nil, nil, nil);

}

截取 您想要的一层 UIGraphicsBeginImageContext(CGSizeMake(320, 300)); //currentView 当前的view [self.view.layer renderInContext:UIGraphicsGetCurrentContext()];

UIImage *viewImage = UIGraphicsGetImageFromCurrentImageContext(); UIGraphicsEndImageContext();

 UIImageWriteToSavedPhotosAlbum(viewImage, nil, nil, nil); 截取自定义的大小 刚刚用到 不知道 是不是您想要的