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//UIColor 转UIImage
- (UIImage*) createImageWithColor: (UIColor*) color
{
CGRect rect=CGRectMake(0, 0, 1, 1);
UIGraphicsBeginImageContext(rect.size);
CGContextRef context = UIGraphicsGetCurrentContext();
CGContextSetFillColorWithColor(context, [color CGColor]);
CGContextFillRect(context, rect);
UIImage *senderImage = UIGraphicsGetImageFromCurrentImageContext();
UIGraphicsEndImageContext();
return senderImage;
}
//UIImage转UIColor
[UIColor colorWithPatternImage:[UIImage imageNamed:@"image.png"]];
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原文地址:http://my.oschina.net/linxiaoxi1993/blog/497401