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Posted By

arpit on 10/29/10


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drawingAPI CGContext


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Bordered Image

 / Published in: Objective C
 

URL: http://www.drobnik.com/touch/2010/07/drawing-on-uiimages/

Draws a border on an Image Object. Based on the link mentioned above.

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  1. - (UIImage *)imageByDrawingBorderOnImage:(UIImage *)image
  2. {
  3. 	UIGraphicsBeginImageContext(image.size);
  4.   [image drawAtPoint:CGPointZero];
  5.  
  6. 	CGContextRef ctx = UIGraphicsGetCurrentContext();
  7.   CGContextSetLineWidth(ctx, 10);
  8.   CGContextSetRGBStrokeColor(ctx, 1.000,0.902,0.118, 1.000);
  9.  
  10. 	CGRect borderRect = CGRectMake(0, 0,
  11.                                  image.size.width,
  12.                                  image.size.height);
  13.  
  14. 	CGContextStrokeRect(ctx, borderRect);
  15.  
  16. 	UIImage *retImage = UIGraphicsGetImageFromCurrentImageContext();
  17.   UIGraphicsEndImageContext();
  18.  
  19. 	return retImage;
  20. }

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