Objective-C

UIColor -> UIImage

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- (UIImage*) createImageWithColor: (UIColor*) color {     CGRect rect=CGRectMake(0.0f, 0.0f, 1.0f, 1.0f);     UIGraphicsBeginImageContext(rect.size);     CGContextRef context = UIGraphicsGetCurrentContext();     CGContextSetFillColorWithColor(context, [color CGColor]);     CGContextFillRect(context, rect);     UIImage *theImage = UIGraphicsGetImageFromCurrentImageContext();     UIGraphicsEndImageContext();     return theImage; }

 

UIImage -> UIColor

1	[UIColor colorWithPatternImage:[UIImageimageNamed:@"Background"]]

 

 

Swift

UIColor -> UIImage

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func createImageWithColor(color: UIColor) -> UIImage {     let rect = CGRectMake(0.0f, 0.0f, 1.0f, 1.0f)     UIGraphicsBeginImageContext(rect.size)     let context = UIGraphicsGetCurrentContext()     CGContextSetFillColorWithColor(context, color.CGColor)     CGContextFillRect(context, rect)     let theImage = UIGraphicsGetImageFromCurrentImageContext()     UIGraphicsEndImageContext()     return theImage }

 

 

UIImage -> UIColor

1	UIColor(PatternImage: UIImage(named: @ "Background" ))