近期操蛋的项目又要求截图分享,so就自己搞了下截图分享,大家可以看看,少走点弯路
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- (UIImage*)screenView:(UIScrollView *)scrollView { UIImage* image = nil; UIGraphicsBeginImageContextWithOptions(CGSizeMake(kScreen_width, scrollView.contentSize.height), YES, 0.0); { CGPoint savedContentOffset = scrollView.contentOffset; CGRect savedFrame = scrollView.frame; scrollView.contentOffset = CGPointZero; scrollView.frame = CGRectMake(0, 0, kScreen_width, scrollView.contentSize.height); [scrollView.layer renderInContext: UIGraphicsGetCurrentContext()]; image = UIGraphicsGetImageFromCurrentImageContext(); scrollView.contentOffset = savedContentOffset; scrollView.frame = savedFrame; } UIGraphicsEndImageContext(); if (image != nil) { return image; } return nil;
}
- (UIImage*)screenViewWithView:(UIView *)view { UIGraphicsBeginImageContextWithOptions(CGSizeMake(view.frame.size.width, view.frame.size.height), YES, 0.0); CGContextRef context = UIGraphicsGetCurrentContext(); [view.layer renderInContext:context]; UIImage *image = UIGraphicsGetImageFromCurrentImageContext(); UIGraphicsEndImageContext(); return image; }
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