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-(void)rotate:(id)sender {
    
    if([(UIRotationGestureRecognizer*)sender state] == UIGestureRecognizerStateEnded) {
        
         _lastRotati
        return;
    }
    
     CGFloat rotati - (_lastRotation - [(UIRotationGestureRecognizer*)sender rotation]);
    
    CGAffineTransform currentTransform = self.transform;

    CGAffineTransform newTransform = CGAffineTransformRotate(currentTransform,rotation);
    
    [self setTransform:newTransform];
    
     _lastRotati rotation];
     
}