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By: a guest on Apr 18th, 2012  |  syntax: None  |  size: 0.31 KB  |  hits: 9  |  expires: Never
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  1. CALayer* maskLayer = [CALayer layer];    
  2. maskLayer.frame = CGRectMake(0, 0, 100, 100);
  3. maskLayer.position = CGPointMake(0, 0);
  4. maskLayer.anchorPoint = CGPointMake(0,0);  
  5. CGImageRef maskImage = [UIImage imageNamed:@"hole_mask.png"].CGImage;
  6. [maskLayer setContents:(id)maskImage];
  7.  
  8. myImageView.layer.mask = maskLayer;