Package org.eclipse.gef.editparts

Examples of org.eclipse.gef.editparts.ScalableFreeformRootEditPart

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protected void configureGraphicalViewer() {
  super.configureGraphicalViewer();
  ScrollingGraphicalViewer viewer = (ScrollingGraphicalViewer)getGraphicalViewer();

  ScalableFreeformRootEditPart root = new ScalableFreeformRootEditPart();

  List zoomLevels = new ArrayList(3);
  zoomLevels.add(ZoomManager.FIT_ALL);
  zoomLevels.add(ZoomManager.FIT_WIDTH);
  zoomLevels.add(ZoomManager.FIT_HEIGHT);
  root.getZoomManager().setZoomLevelContributions(zoomLevels);

  IAction zoomIn = new ZoomInAction(root.getZoomManager());
  IAction zoomOut = new ZoomOutAction(root.getZoomManager());
  getActionRegistry().registerAction(zoomIn);
  getActionRegistry().registerAction(zoomOut);
  getSite().getKeyBindingService().registerAction(zoomIn);
  getSite().getKeyBindingService().registerAction(zoomOut);
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  protected void initializeOverview() {
    LightweightSystem lws = new LightweightSystem(overview);
    RootEditPart rep = getGraphicalViewer().getRootEditPart();
    if (rep instanceof ScalableFreeformRootEditPart) {
      ScalableFreeformRootEditPart root = (ScalableFreeformRootEditPart)rep;
      thumbnail = new ScrollableThumbnail((Viewport)root.getFigure());
      thumbnail.setBorder(new MarginBorder(3));
      thumbnail.setSource(root.getLayer(LayerConstants.PRINTABLE_LAYERS));
      lws.setContents(thumbnail);
      disposeListener = new DisposeListener() {
        public void widgetDisposed(DisposeEvent e) {
          if (thumbnail != null) {
            thumbnail.deactivate();
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              .getDiagramTypeProvider().getDiagramEditor()).getAdapter(GraphicalViewer.class);

      if (graphicalViewer == null || graphicalViewer.getEditPartRegistry() == null) {
        return;
      }
      final ScalableFreeformRootEditPart rootEditPart = (ScalableFreeformRootEditPart) graphicalViewer.getEditPartRegistry().get(LayerManager.ID);
      final IFigure rootFigure = ((LayerManager) rootEditPart).getLayer(LayerConstants.PRINTABLE_LAYERS);
      final IFigure gridFigure = ((LayerManager) rootEditPart).getLayer(LayerConstants.GRID_LAYER);
      final Rectangle rootFigureBounds = rootFigure.getBounds();

      final boolean toggleRequired = gridFigure.isShowing();
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  @Override
  public void createPartControl(Composite parent) {
    super.createPartControl(parent);
    // hides grid on diagram, but you can reenable it
    if (getGraphicalViewer() != null && getGraphicalViewer().getEditPartRegistry() != null) {
      ScalableFreeformRootEditPart rootEditPart = (ScalableFreeformRootEditPart) getGraphicalViewer().getEditPartRegistry().get(LayerManager.ID);
      IFigure gridFigure = ((LayerManager) rootEditPart).getLayer(LayerConstants.GRID_LAYER);
      gridFigure.setVisible(false);
    }
    // setPartName("MyDiagram2");
  }
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  }

  @Override
  protected void configureGraphicalViewer() {
    super.configureGraphicalViewer();
    ScalableFreeformRootEditPart rootEditPart = new ScalableFreeformRootEditPart();
    getGraphicalViewer().setRootEditPart(rootEditPart);

    List<String> zoomLevels = new ArrayList<String>();
    zoomLevels.add(ZoomManager.FIT_ALL);
    zoomLevels.add(ZoomManager.FIT_WIDTH);
    zoomLevels.add(ZoomManager.FIT_HEIGHT);
    rootEditPart.getZoomManager().setZoomLevelContributions(zoomLevels);

    IAction zoomIn = new ZoomInAction(rootEditPart.getZoomManager());
    IAction zoomOut = new ZoomOutAction(rootEditPart.getZoomManager());
    getActionRegistry().registerAction(zoomIn);
    getActionRegistry().registerAction(zoomOut);
    getSite().getKeyBindingService().registerAction(zoomIn);
    getSite().getKeyBindingService().registerAction(zoomOut);
    getGraphicalViewer().setProperty(MouseWheelHandler.KeyGenerator.getKey(SWT.MOD1),
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