Java 类org.eclipse.draw2d.ScalableLayeredPane 实例源码

private void setZoom ( final double newZoom )
{
    if ( this.pane instanceof org.eclipse.draw2d.ScalableLayeredPane )
    {
        this.pane.setScale ( newZoom );
    }
}

/**
 * Creates a scalable layered pane and the layers that should be scaled.
 * 
 * @return a new <code>ScalableLayeredPane</code> containing the scalable
 *         layers
 */
protected ScalableLayeredPane createScaledLayers() {
    ScalableLayeredPane layers = new ScalableLayeredPane();
    layers.add(createGridLayer(), GRID_LAYER);
    layers.add(getPrintableLayers(), PRINTABLE_LAYERS);
    layers.add(new FeedbackLayer(), SCALED_FEEDBACK_LAYER);
    return layers;
}

private ScalableLayeredPane createPane ()
{
    return new org.eclipse.draw2d.ScalableLayeredPane ();
}

/**
 * Constructor for ScalableFreeformRootEditPart
 */
public ScalableRootEditPart() {
    zoomManager = new ZoomManager((ScalableLayeredPane) getScaledLayers(),
            ((Viewport) getFigure()));
}