private static void OnPositionOriginChangedCallback(DependencyObject d, DependencyPropertyChangedEventArgs eventArgs)
{
MapLayer.SetPositionOrigin(d, (Microsoft.Phone.Controls.Maps.PositionOrigin)eventArgs.get_NewValue());
}
private static void OnLocationChangedCallback(DependencyObject d, DependencyPropertyChangedEventArgs eventArgs)
{
MapLayer.SetPosition(d, (System.Device.Location.GeoCoordinate) eventArgs.get_NewValue());
}
