/// <summary>
/// Finishes the specified location.
/// </summary>
/// <param name="location">The location.</param>
private void Finish(Location location)
{
var p = new Position();
if (location.HasAccuracy)
{
p.Accuracy = location.Accuracy;
}
if (location.HasAltitude)
{
p.Altitude = location.Altitude;
}
if (location.HasBearing)
{
p.Heading = location.Bearing;
}
if (location.HasSpeed)
{
p.Speed = location.Speed;
}
p.Longitude = location.Longitude;
p.Latitude = location.Latitude;
p.Timestamp = GPSServiceAndroid.GetTimestamp(location);
if (_finishedCallback != null)
{
_finishedCallback();
}
_completionSource.TrySetResult(p);
}
/// <summary>
/// Called when the location has changed.
/// </summary>
/// <param name="location">The new location, as a Location object.</param>
/// <since version="Added in API level 1" />
/// <remarks>
/// <para tool="javadoc-to-mdoc">
/// Called when the location has changed.
/// </para>
/// <para tool="javadoc-to-mdoc"> There are no restrictions on the use of the supplied Location object.</para>
/// <para tool="javadoc-to-mdoc">
/// <format type="text/html">
/// <a
/// href="http://developer.android.com/reference/android/location/LocationListener.html#onLocationChanged(android.location.Location)"
/// target="_blank">
/// [Android Documentation]
/// </a>
/// </format>
/// </para>
/// </remarks>
public void OnLocationChanged(Location location)
{
if (location.Provider != activeProvider)
{
if (activeProvider != null && manager.IsProviderEnabled(activeProvider))
{
var pr = manager.GetProvider(location.Provider);
var lapsed = GetTimeSpan(location.Time) - GetTimeSpan(lastLocation.Time);
if (pr.Accuracy > manager.GetProvider(activeProvider).Accuracy&& lapsed < timePeriod.Add(timePeriod))
{
location.Dispose();
return;
}
}
activeProvider = location.Provider;
}
var previous = Interlocked.Exchange(ref lastLocation, location);
if (previous != null)
{
previous.Dispose();
}
var p = new Position();
if (location.HasAccuracy)
{
p.Accuracy = location.Accuracy;
}
if (location.HasAltitude)
{
p.Altitude = location.Altitude;
}
if (location.HasBearing)
{
p.Heading = location.Bearing;
}
if (location.HasSpeed)
{
p.Speed = location.Speed;
}
p.Longitude = location.Longitude;
p.Latitude = location.Latitude;
p.Timestamp = GPSServiceAndroid.GetTimestamp(location);
PositionChanged?.Invoke(this, new PositionEventArgs(p));
}