public void PositionChanged(object sender, Plugin.Geolocator.Abstractions.PositionEventArgs arg)
{
if ((LocFlag == LocationFlag.Start || LocFlag == LocationFlag.InBackground) &&
(RouteCoordinates.Count == 0 || arg.Position.Timestamp.Ticks != RouteCoordinates.Last().Timestamp.Ticks)) //first element can be null, so dont use it
{
RouteCoordinates.Add(new Plugin.Geolocator.Abstractions.Position(arg.Position));
LastCoordinates.Add(new Plugin.Geolocator.Abstractions.Position(arg.Position));
DrawPoint = new Plugin.Geolocator.Abstractions.Position(arg.Position);
switch (Device.RuntimePlatform)
{
case Device.iOS:
case Device.Android:
if (VisibleRegion != null)
{
this.MoveToRegion(MapSpan.FromCenterAndRadius(new Position(arg.Position.Latitude, arg.Position.Longitude), VisibleRegion.Radius));
}
break;
case Device.UWP:
//Implementation in native map
break;
}
}
}
void RemoveLastCoordinates()
{
for (int i = 0; i < LastCoordinates.Count; i++)
{
GridNode node = LastCoordinates[i];
node.RemoveObstacle();
}
LastCoordinates.FastClear();
}
void UpdateCoordinates()
{
const long gridSpacing = FixedMath.One;
bufferCoordinates.FastClear();
CachedBody.GetCoveredSnappedPositions(gridSpacing, bufferCoordinates);
foreach (Vector2d vec in bufferCoordinates)
{
GridNode node = GridManager.GetNode(vec.x, vec.y);
if (node == null)
{
continue;
}
node.AddObstacle();
LastCoordinates.Add(node);
}
}
public async Task StopListeningLocation(bool stopGeolocator, bool ifDataReset)
{
LocFlag = LocationFlag.Stop;
LastPFlag = new Plugin.Geolocator.Abstractions.Position();
if (ifDataReset == true)
{
platformRoad = new object();//is delete
RouteCoordinates.Clear();
LastCoordinates.Clear();
DrawPoint = null;
LastPFlag = null;
}
AppGeolocator.Current.PositionChanged -= PositionChanged;
AppGeolocator.Current.PositionError -= PositionError;
await AppGeolocator.StopListeningAsync(MyGeoFlag, stopGeolocator);
}
