private void OnSensorChanged(Measure measure)
{
if (SensorChanged != null)
{
SensorChanged.Invoke(this, measure);
}
}
public void ResetListener(SensorChanged listener)
{
if (mListener != null)
{
SensorManager sensorManager = (SensorManager)Android.App.Application.Context.GetSystemService(Android.Content.Context.SensorService);
sensorManager.UnregisterListener(mListener);
mListener = null;
}
}
public void SetListener(SensorChanged listener, SensorNotifyRate sensorNotifyRate)
{
SensorManager sensorManager = (SensorManager)Android.App.Application.Context.GetSystemService(Android.Content.Context.SensorService);
Sensor promximitySensor = sensorManager.GetDefaultSensor(SensorType.Proximity);
if (mListener != null)
{
sensorManager.UnregisterListener(mListener);
}
sensorManager.RegisterListener(mListener = new LocalSensorListener(listener), promximitySensor, SensorDelay.Normal);
}
/// <summary>
/// Called when sensor values have changed.
/// </summary>
/// <param name="e">the <c><see cref="T:Android.Hardware.SensorEvent" /></c>.</param>
public void OnSensorChanged(SensorEvent e)
{
if (e.Sensor.Type != SensorType.Accelerometer)
{
return;
}
var dateTimeOffset = new DateTimeOffset().AddMilliseconds(e.Timestamp);
var value = new AccelerometerValue(dateTimeOffset, e.Values[0], e.Values[1], e.Values[2]);
var eventArgs = new AccelerometerValueChangedEventArgs(value);
SensorChanged.SafeInvoke(this, eventArgs);
}
public LocalSensorListener(SensorChanged listener)
{
mListener = listener ?? throw new System.ArgumentNullException("listener == null");
}
protected void OnSensorChanged(Measure measure)
{
SensorChanged?.Invoke(this, measure);
}
/// <summary>
/// Protected overridable handler that raises SensorChanged event.
/// </summary>
protected virtual void OnSensorChanged(SensorEventArgs args)
{
SensorChanged?.Invoke(this, args);
}
