Examples of diva.canvas.interactor.SelectionModel

diva.canvas.interactor.SelectionModel
A model for graph selections. Listeners can add themselves to the model and are notified by SelectionEvents when the model is modified. @author Michael Shilman @version $Id: SelectionModel.java,v 1.9 2005/07/08 19:54:56 cxh Exp $

     *  @param controller The associated graph controller.
     */
    public LinkController(final GraphController controller) {
        super(controller);


        SelectionModel sm = controller.getSelectionModel();
        SelectionInteractor interactor = (SelectionInteractor) getEdgeInteractor();
        interactor.setSelectionModel(sm);


        // Create and set up the manipulator for connectors
        ConnectorManipulator manipulator = new ConnectorManipulator();

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     *  @param controller The associated graph controller.
     */
    public TransitionController(final GraphController controller) {
        super(controller);


        SelectionModel sm = controller.getSelectionModel();
        SelectionInteractor interactor = (SelectionInteractor) getEdgeInteractor();
        interactor.setSelectionModel(sm);


        // Create and set up the manipulator for connectors.
        // This overrides the manipulator created by the base class.

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        // don't leave selection decorators around...
        Interactor interactor = getInteractor();
        if (interactor instanceof SelectionInteractor) {
            // remove any selection handles, etc.
            SelectionModel model = ((SelectionInteractor) interactor).getSelectionModel();
            model.removeSelection(this);
        }


        repaint();
    }

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        // don't leave selection decorators around...
        if (!flag) {
            Interactor interactor = getInteractor();
            if (interactor instanceof SelectionInteractor) {
                // remove any selection handles, etc.
                SelectionModel model = ((SelectionInteractor) interactor).getSelectionModel();
                if (model.containsSelection(this)) {
                    model.removeSelection(this);
                }
            }
        }


        repaint();

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    /**
     * Make the drag interactor, for figures that may be dragged.
     */
    private void _makeFixedSelectionInteractor() {
        // create an fixed position, unresizable interactor
        SelectionModel model = _selectionInteractor.getSelectionModel();
        _fixedSelectionInteractor = new SelectionInteractor(model);
        // highlighting will draw a partially see-through rectangle over the figure
        Composite composite = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.75F);
        BasicHighlighter h = new BasicHighlighter(new Color(204, 204, 255), 1.0F, composite);
        _fixedSelectionInteractor.setPrototypeDecorator(h);

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     */
    public void remove(CanvasFigure fig) {
        Interactor interactor = fig.getInteractor();
        if (interactor instanceof SelectionInteractor) {
            // remove any selection handles, etc.
            SelectionModel model = ((SelectionInteractor) interactor).getSelectionModel();
            if (model.containsSelection(fig)) {
                model.removeSelection(fig);
            }
        }
        _figureLayer.remove(fig);
    }

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