private void addPinchRecognizer()
 {
     MotionPinchGestureRecognizer pinchRecognizer = new MotionPinchGestureRecognizer();
     pinchRecognizer.setMotionPinchListener(this);
     pinchRecognizer.NumberOfFingersPerHandRequired = 2;
     pinchRecognizer.NumberOfHandsRequired = 1;
     pinchRecognizer.possibleDirections = MotionPinchGestureRecognizerDirection.MotionPinchGestureRecognizerDirectionIn | MotionPinchGestureRecognizerDirection.MotionPinchGestureRecognizerDirectionOut;
     pinchRecognizer.startListening();
 }
        private void addPinchRecognizer()
        {
            MotionPinchGestureRecognizer pinchRecognizer = new MotionPinchGestureRecognizer();

            pinchRecognizer.setMotionPinchListener(this);
            pinchRecognizer.NumberOfFingersPerHandRequired = 2;
            pinchRecognizer.NumberOfHandsRequired          = 1;
            pinchRecognizer.possibleDirections             = MotionPinchGestureRecognizerDirection.MotionPinchGestureRecognizerDirectionIn | MotionPinchGestureRecognizerDirection.MotionPinchGestureRecognizerDirectionOut;
            pinchRecognizer.startListening();
        }
 public void motionDidPinch(MotionPinchGestureRecognizer recognizer)
 {
     if (recognizer.state == MotionGestureRecognizerState.MotionGestureRecognizerStateBegan)
     {
         System.Console.WriteLine("Pinch did Begin");
     }
     else if (recognizer.state == MotionGestureRecognizerState.MotionGestureRecognizerStateChanged)
     {
         if (recognizer.direction == MotionPinchGestureRecognizerDirection.MotionPinchGestureRecognizerDirectionIn)
         {
             System.Console.WriteLine("Pinching In");
         }
         else if (recognizer.direction == MotionPinchGestureRecognizerDirection.MotionPinchGestureRecognizerDirectionOut)
         {
             System.Console.WriteLine("Pinching Out");
         }
     }
     else if (recognizer.state == MotionGestureRecognizerState.MotionGestureRecognizerStateEnded)
     {
         System.Console.WriteLine("Pinch did End");
     }
 }
 public void motionDidPinch(MotionPinchGestureRecognizer recognizer)
 {
     if (recognizer.state == MotionGestureRecognizerState.MotionGestureRecognizerStateBegan)
     {
         System.Console.WriteLine("Pinch did Begin");
     }
     else if (recognizer.state == MotionGestureRecognizerState.MotionGestureRecognizerStateChanged)
     {
         if (recognizer.direction == MotionPinchGestureRecognizerDirection.MotionPinchGestureRecognizerDirectionIn)
         {
             System.Console.WriteLine("Pinching In");
         }
         else if (recognizer.direction == MotionPinchGestureRecognizerDirection.MotionPinchGestureRecognizerDirectionOut)
         {
             System.Console.WriteLine("Pinching Out");
         }
     }
     else if (recognizer.state == MotionGestureRecognizerState.MotionGestureRecognizerStateEnded)
     {
         System.Console.WriteLine("Pinch did End");
     }
 }