zoomableMap = new PanelMapPrevious(map);
PanelMoveZoom<PanelMapPrevious> panelPreviousZoom = new PanelMoveZoom<PanelMapPrevious>(
zoomableMap);
MoveZoomListener listener = new MoveZoomListener(panelPreviousZoom);
zoomableMap.addMouseListener(listener);
zoomableMap.addMouseMotionListener(listener);
zoomableMap.addMouseWheelListener(listener);
GridBagConstraints gbc_panelPrevious = new GridBagConstraints();