private static void ControllerNotConnected()
 {
     DroneStateManager.SetDroneToSafe();
     FrameLoadTimer.Stop();
     MessageBox.Show(
         "Controller not connected! \n" +
         "Please ensure your Leap Motion device is connected" +
         "and the Leap service is running.",
         "Controller Error!");
 }
 public static void StopLeapInteraction()
 {
     FrameLoadTimer.Stop();
 }