guiComponentFactory = gcf; mediator = guiComponentFactory.getMapMediator();
guiRoot = gr; mediator = guiRoot.getMapMediator();
	public OverviewMapJComponent(GUIComponentFactoryImpl gcf) {	    this.setPreferredSize(mapView.getMapSizeInPixels());	    guiComponentFactory = gcf;	    mediator = guiComponentFactory.getMapMediator();	    addComponentListener(componentListener);	    addMouseMotionListener(mouseAdapter);	    addMouseListener(mouseAdapter);	    guiComponentFactory.getMapMediator().setOverviewMap(this);	}	