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pietrorea/UIImage+Extension.m

Created April 16, 2020 03:13
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  1. pietrorea created this gist Apr 16, 2020.
    21 changes: 21 additions & 0 deletions UIImage+Extension.m
    View file
    Original file line number Diff line number Diff line change
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    #import "UIImage+Extension.h"

    @implementation UIImage (Extension)

    - (UIImage *)imageWithColor:(UIColor *)color
    {
    UIGraphicsBeginImageContextWithOptions(self.size, NO, self.scale);
    CGContextRef context = UIGraphicsGetCurrentContext();
    CGContextTranslateCTM(context, 0, self.size.height);
    CGContextScaleCTM(context, 1.0, -1.0);
    CGContextSetBlendMode(context, kCGBlendModeNormal);
    CGRect rect = CGRectMake(0, 0, self.size.width, self.size.height);
    CGContextClipToMask(context, rect, self.CGImage);
    [color setFill];
    CGContextFillRect(context, rect);
    UIImage *newImage = UIGraphicsGetImageFromCurrentImageContext();
    UIGraphicsEndImageContext();
    return newImage;
    }

    @end