static Task DoStartTracking(LocationTrackingSettings settings)
{
Listener = new GeoLocationContinuousListener(Manager, settings.ReportInterval, Providers);
Listener.PositionChanged.Handle(x => OnListenerPositionChanged(x));
Listener.PositionError.Handle(OnListenerPositionError);
var looper = Looper.MyLooper() ?? Looper.MainLooper;
for (var i = 0; i < Providers.Length; ++i)
{
Manager.RequestLocationUpdates(Providers[i], (long)settings.ReportInterval.TotalMilliseconds, settings.MovementThreshold, Listener, looper);
}
return(Task.CompletedTask);
}
public static Task <bool> StopTracking()
{
if (Listener == null)
{
return(Task.FromResult(result: true));
}
Listener.PositionChanged.RemoveHandler(OnListenerPositionChanged);
Listener.PositionError.RemoveHandler(OnListenerPositionError);
for (int i = 0; i < Providers.Length; ++i)
{
Manager.RemoveUpdates(Listener);
}
Listener = null;
return(Task.FromResult(result: true));
}