public override void OnClickedMapBlank(BMKMapView mapView, CLLocationCoordinate2D coordinate)
 {
     map.Map.SendBlankClicked(coordinate.ToUnity());
 }
 public override void OnLongClick(BMKMapView mapView, CLLocationCoordinate2D coordinate)
 {
     map.Map.SendLongClicked(coordinate.ToUnity());
 }