public void Scene_PointerMove(ScenePointerEventArgs e)
{
if (_activitySprite != null)
{
Phaser(interop => interop.Sprite(_activitySprite).Move(e.X, e.Y));
}
}
public void Scene_PointerUp(ScenePointerEventArgs e)
{
Phaser(interop => interop.RemoveSprite(_activitySprite));
_activitySprite = null;
}