private void OnEntityDestroyed(object sender, EntityArgs args)
{
if (entitySpriteDict.ContainsKey(args.entity))
{
MFSprite sp = entitySpriteDict[args.entity];
MFMainGameLayer layer = MFLayer.GetLayer <MFMainGameLayer>();
if (layer != null)
{
layer.RemoveSprite(sp);
}
}
}
