public void actionPerformed(ActionEvent e) {
		if(e.getActionCommand().equals(add.getActionCommand())){
			PositionTransformation pt = parent.getTransformator(); 
			if(pt.supportReverseTranslation()) {
				pt.translateToLogicPosition(pos.x, pos.y);
				parent.addSingleNode(new Position(pt.logicX, pt.logicY, pt.logicZ));
			}
		}
	}