public void LoadFromTGSerializedObject(TGSerializedObject _tg)
{
TopLeft = _tg.GetITGSerializableObject <GeoPoint>("TopLeft");
TopRight = _tg.GetITGSerializableObject <GeoPoint>("TopRight");
BottomRight = _tg.GetITGSerializableObject <GeoPoint>("BottomRight");
BottomLeft = _tg.GetITGSerializableObject <GeoPoint>("BottomLeft");
SetPoints();
SetCenter();
}