def removeNode(self):
        for item in self.placedItems.keys():
            self.removeDecorItem(item)

        del self.placedItems
        del self.dartList
        del self.billboardList
        del self.decorInfo
        MapBall.removeNode(self)
    def removeNode(self):
        for item in self.placedItems.keys():
            self.removeDecorItem(item)

        del self.placedItems
        del self.dartList
        del self.billboardList
        del self.decorInfo
        MapBall.removeNode(self)