The Backing Image - iOS Core Animation - page 24

toLayer:( CALayer *)layer
{
//set image
layer. contents = ( __bridge id )image. CGImage ;
//set contentsCenter
layer. contentsCenter = rect;
}
- ( void )viewDidLoad
{
[ super viewDidLoad ];
//load button image
UIImage *image = [ UIImage imageNamed : @"Button.png" ];
//set button 1
[ self addStretchableImage :image
withContentCenter : CGRectMake ( 0.25 , 0.25 , 0.5 , 0.5 )
toLayer : self .button1. layer ];
//set button 2
[ self addStretchableImage :image
withContentCenter : CGRectMake ( 0.25 , 0.25 , 0.5 , 0.5 )
toLayer : self .button2. layer ];
}
@end