private void Error(MvxLocationError error)
{
var message = new LocationMessage(this, -1, -1, true, error.Code.ToString());
_watcher.Stop();
_messenger.Publish(message);
}
public void Stop()
{
if (_locationWatcher != null)
{
_locationWatcher.Stop();
}
}
public void Init()
{
if (!locationWatcher.Started)
{
locationWatcher.Start(
new MvxLocationOptions {
Accuracy = MvxLocationAccuracy.Coarse
},
loc =>
{
UserLocation = loc;
const double tolerance = 0.001;
if (Math.Abs(loc.Coordinates.Latitude) > tolerance &&
Math.Abs(loc.Coordinates.Longitude) > tolerance)
{
locationWatcher.Stop();
}
},
error => { });
}
// defaults
userAge = 0;
userId = string.Empty;
userGender = Gender.Unknown;
userLocation = new MvxGeoLocation
{
Coordinates = new MvxCoordinates
{
Latitude = 0,
Longitude = 0,
Accuracy = 0
}
};
}
public Task <MvxGeoLocation> GetLocation(CancellationTokenSource tokenSource = null)
{
var tcs = new TaskCompletionSource <MvxGeoLocation>();
StopLocationWatcher();
_locationWatcher.Start(new MvxLocationOptions()
{
Accuracy = MvxLocationAccuracy.Coarse,
TrackingMode = MvxLocationTrackingMode.Background
}, location =>
{
tcs.TrySetResult(location);
_locationWatcher.Stop();
},
error =>
{
tcs.TrySetResult(null);
});
Task.Run(async() =>
{
if (tokenSource != null)
{
await Task.Delay(60000, tokenSource.Token);
}
else
{
await Task.Delay(60000);
}
if (!tcs.Task.IsCompleted)
{
MvxGeoLocation currLocation = null;
try
{
currLocation = _locationWatcher.CurrentLocation;
}
catch
{
}
tcs.TrySetResult(currLocation);
}
});
return(tcs.Task);
}
private void OnLocationFound(MvxGeoLocation location)
{
_locationWatcher.Stop();
_currentLocation = location;
MapFragment mapFrag = (MapFragment)FragmentManager.FindFragmentById(Resource.Id.map_screen);
mapFrag.GetMapAsync(this);
}
public void onError(MvxLocationError error)
{
if (options.Accuracy == MvxLocationAccuracy.Fine && (DateTime.Now - _locationAcquired).TotalSeconds > 30)
{
if (_location.Started)
{
return;
}
_location.Stop();
options.Accuracy = MvxLocationAccuracy.Coarse;
InitializeLocation(options);
}
if ((DateTime.Now - _locationAcquired).TotalSeconds > 30)
{
LocationAvailable = false;
}
}
public void Stop()
{
if (!isStarted)
{
return;
}
isStarted = false;
watcher.Stop();
}
public FirstViewModel(IMvxLocationWatcher locationWatcher)
{
_locationWatcher = locationWatcher;
_locationWatcher.Start(new MvxLocationOptions {
Accuracy = MvxLocationAccuracy.Fine
}, OnLocation, OnError);
_lat = _locationWatcher.CurrentLocation.Coordinates.Latitude;
_lng = _locationWatcher.CurrentLocation.Coordinates.Longitude;
_locationWatcher.Stop();
System.Diagnostics.Debug.WriteLine($"Lat: {Lat} Lng: {Lng}");
}
private void StartWatcher()
{
Console.WriteLine("StartWatcher");
_dispatcher.ExecuteOnMainThreadAsync(() =>
{
if (_locationWatcher.Started)
{
Console.WriteLine("Watcher already started!");
return;
}
_locationWatcher.Start(new MvxLocationOptions()
{
Accuracy = MvxLocationAccuracy.Coarse
},
location =>
{
_locationWatcher.Stop();
OnSuccess(new MvxCoordinates()
{
Latitude = location.Coordinates.Latitude,
Longitude = location.Coordinates.Longitude
});
},
error =>
{
_locationWatcher.Stop();
Console.WriteLine(error.Code);
OnError(new Exception(error.Code.ToString()));
});
Task.Delay(_timeOut).ContinueWith(_ => OnTimeout());
});
}
protected virtual void Dispose(bool disposing)
{
if (!_disposed)
{
if (disposing)
{
if (_locationWatcher.Started)
{
_locationWatcher.Stop();
}
}
_disposed = true;
}
}
public void StopLocationWatcher()
{
_watcher.Stop();
}
public void Stop()
{
_watcher.Stop();
}
public void Stop() => _watcher.Stop();
