private void RegisterAccelerometer(IDeviceMotion deviceMotion)
 {
     deviceMotion.Start(MotionSensorType.Accelerometer, MotionSensorDelay.Ui);
     deviceMotion.SensorValueChanged += DeviceMotionOnSensorValueChanged;
 }
 public AcceleratorReader(IDeviceMotion deviceMotion)
 {
     Position     = new MotionVector();
     _subscribers = new List <IAcceleratorSubscriber>();
     RegisterAccelerometer(deviceMotion);
 }