gistfile1.m

// @interface MyLayer : Layer

- (BOOL)ccTouchesEnded:(NSSet *)touches withEvent:(UIEvent *)event
{
	UITouch *touch = [touches anyObject];	
	CGPoint touchLocation = [touch locationInView: [touch view]];
	
	touchLocation = [[Director sharedDirector] convertCoordinate: touchLocation];
	CGPoint location = ccp(touchLocation.x, touchLocation.y);
	CGRect rect = CGRectMake(self.position.x - SIZE / 2, self.position.y - SIZE / 2, SIZE, SIZE);
	if(CGRectContainsPoint(rect, location)){
		// タップされた時の処理をここに書く
		return kEventHandled;
	}else{
		return kEventIgnored;
	}
}