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mbelsky/ImageRedrawer.m

Last active April 4, 2016 07:35
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Redraw an image for new size
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ImageRedrawer.m
UIImage *image = [[UIImage alloc] initWith: something];
if (image.size.width != kAppIconSize || image.size.height != kAppIconSize) {
CGSize itemSize = CGSizeMake(kAppIconSize, kAppIconSize);
UIGraphicsBeginImageContextWithOptions(itemSize, NO, 0.0f);
CGRect imageRect = CGRectMake(0.0, 0.0, itemSize.width, itemSize.height);
[image drawInRect:imageRect];
self.appRecord.appIcon = UIGraphicsGetImageFromCurrentImageContext();
UIGraphicsEndImageContext();
}
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