import prefuse.action.assignment.FontAction; //导入依赖的package包/类
private void initialiseGraphView(Graph g, String label, int orientation, Dimension size) {
    setSize(size);
    m_vis = new Visualization();
    m_vis.addFocusGroup("selected");
    m_vis.addFocusGroup("highlighted");

    MultiScaleLabelRenderer tr = new MultiScaleLabelRenderer("value", label.contains("image") ? label : null);
    tr.setImagePosition(Constants.TOP);
    m_vis.setRendererFactory(new DefaultRendererFactory(tr));

    // adds graph to visualization and sets renderer label field
    setGraph(g);

    int hops = Integer.MAX_VALUE;
    final GraphDistanceFilter filter = new GraphDistanceFilter(graph, hops);

    FontAction font = new FontAction(nodes, UIHelper.VER_8_PLAIN);

    ColorAction fill = new ColorAction(nodes, VisualItem.FILLCOLOR, ColorLib.rgb(255, 255, 255));
    fill.add("ingroup('highlighted')", ColorLib.rgb(241, 242, 242));
    fill.add("ingroup('selected')", ColorLib.rgb(241, 242, 242));


    ColorAction stroke = new ColorAction(nodes, VisualItem.STROKECOLOR, backgroundColor);
    StrokeAction strokeWeight = new StrokeAction(nodes, StrokeLib.getStroke(3f, BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND));
    stroke.add("ingroup('highlighted')", ColorLib.rgb(224, 228, 204));
    stroke.add("ingroup('selected')", ColorLib.rgb(202, 106, 33));

    ActionList draw = new ActionList(500);
    draw.add(font);
    draw.add(filter);
    draw.add(fill);
    draw.add(stroke);
    draw.add(strokeWeight);
    draw.add(new ColorAction(nodes, VisualItem.TEXTCOLOR, ColorLib.rgb(109, 110, 113)));
    draw.add(new ColorAction(edges, VisualItem.FILLCOLOR, ColorLib.gray(200)));
    draw.add(new ColorAction(edges, VisualItem.STROKECOLOR, ColorLib.gray(200)));
    draw.add(new RepaintAction());

    ActionList animate = new ActionList();

    NodeLinkTreeLayout layout = new NodeLinkTreeLayout(graph);
    layout.setDepthSpacing(80);
    layout.setBreadthSpacing(70);
    layout.setOrientation(orientation);

    animate.add(new QualityControlAnimator());
    animate.add(new LocationAnimator(nodes));
    animate.add(layout);

    m_vis.putAction("draw", draw);
    m_vis.putAction("layout", animate);

    // set up a display to show the visualization
    display = new Display(m_vis);
    display.setSize(size);

    // main display controls
    display.addControlListener(new PanControl());
    display.addControlListener(new ZoomControl());
    display.addControlListener(new WheelZoomControl());
    display.addControlListener(new ZoomToFitControl());

    // now we run our action list
    m_vis.run("draw");
    m_vis.run("layout");

    add(display);
}