public void paint(Graphics g) {
g.setColor(Color.gray);
Graphics2D g2d = (Graphics2D) g;
Ellipse2D ellipse = new Ellipse2D.Double();
for (String v : layout.getGraph().getVertices()) {
Double radius = layout.getRadii().get(v);
if (radius == null) {
continue;
}
Point2D p = layout.transform(v);
ellipse.setFrame(-radius, -radius, 2 * radius, 2 * radius);
AffineTransform at = AffineTransform.getTranslateInstance(p.getX(), p.getY());
Shape shape = at.createTransformedShape(ellipse);
MutableTransformer viewTransformer =
vv.getRenderContext().getMultiLayerTransformer().getTransformer(Layer.VIEW);
if (viewTransformer instanceof MutableTransformerDecorator) {
shape = vv.getRenderContext().getMultiLayerTransformer().transform(shape);
} else {
shape = vv.getRenderContext().getMultiLayerTransformer().transform(Layer.LAYOUT, shape);
}
g2d.draw(shape);
}
}
@Override
public void stateChanged(ChangeEvent e) {
int level = levelControl.getValue();
if (level != current_level) {
createTree(level);
current_level = level;
if (!radial.isSelected()) {
TreeLayout<String, Number> tl2 = treeLayout;
radialLayout = new BalloonLayout<String, Number>(graph);
radialLayout.setSize(new Dimension(1200, 1200));
rings = new Rings(radialLayout);
treeLayout = new TreeLayout<String, Number>(graph);
LayoutTransition<String, Number> lt =
new LayoutTransition<String, Number>(vv, tl2, treeLayout);
Animator animator = new Animator(lt);
animator.start();
} else {
BalloonLayout<String, Number> r2 = radialLayout;
radialLayout = new BalloonLayout<String, Number>(graph);
radialLayout.setSize(new Dimension(1200, 1200));
treeLayout = new TreeLayout<String, Number>(graph);
vv.getRenderContext().getMultiLayerTransformer().setToIdentity();
vv.removePreRenderPaintable(rings);
rings = new Rings(radialLayout);
LayoutTransition<String, Number> lt =
new LayoutTransition<String, Number>(vv, r2, radialLayout);
Animator animator = new Animator(lt);
animator.start();
vv.getRenderContext().getMultiLayerTransformer().setToIdentity();
vv.addPreRenderPaintable(rings);
}
// vv.getRenderContext().getMultiLayerTransformer().setToIdentity();
}
}
private void init(Graph<? extends Object, ? extends Object>[] graph_array, double[][][] matrix) {
// super("DendrogramView View");
Graph<String, Number> g = (Graph<String, Number>) graph_array[0];
SparseDoubleMatrix2D matrixArray =
GraphMatrixOperations.graphToSparseMatrix((Graph<String, Number>) graph_array[0]);
/*
* matrix=new double[g.getVertexCount()][g.getVertexCount()]; for(int
* i=0; i<matrix.length; i++){ matrix[i][i]=0; for(int j=i+1;
* j<matrix[i].length; j++) if(g.isNeighbor(String.valueOf(i),
* String.valueOf(j))){ matrix[i][j]=1; matrix[j][i]=1; } else{
* matrix[i][j]=0; matrix[j][i]=0; } }
*/
graph = new DelegateForest<String, Number>();
Collection<String> c = g.getVertices();
// create a simple graph for the demo
// graph = new DelegateForest<String,Integer>();
String labels[] = new String[matrix[0].length];
for (int i = 0; i < labels.length; i++) {
labels[i] = String.valueOf(i);
}
mlc = new MultiLevelConcor(labels, matrix);
initTree();
treeLayout = new TreeLayout<String, Number>(graph);
radialLayout = new BalloonLayout<String, Number>(graph);
radialLayout.setSize(new Dimension(600, 600));
vv = new VisualizationViewer<String, Number>(treeLayout, new Dimension(600, 600));
vv.setBackground(Color.white);
nfc = new NodeFillColor<String>(vv.getPickedVertexState());
vv.getRenderContext().setVertexFillPaintTransformer(nfc);
/*
* nh = new NodeHighlight<String>(vv.getPickedVertexState()); nh.ID = 2;
* nh.node_no = graph.getVertexCount(); nh.node_count = nh.node_no;
* nh.synchroFlag = syncFlag;
* vv.getRenderContext().setVertexFillPaintTransformer(nh);
*/
vv.getRenderContext().setEdgeShapeTransformer(new EdgeShape.Line());
vv.getRenderContext().setVertexLabelTransformer(new ToStringLabeller());
// add a listener for ToolTips
vv.setVertexToolTipTransformer(new ToStringLabeller());
vv.getRenderContext().setArrowFillPaintTransformer(new ConstantTransformer(Color.lightGray));
rings = new Rings(radialLayout);
// Container content = getContentPane();
// final GraphZoomScrollPane panel = new GraphZoomScrollPane(vv);
// content.add(panel);
final DefaultModalGraphMouse graphMouse = new DefaultModalGraphMouse();
vv.setGraphMouse(graphMouse);
JComboBox modeBox = graphMouse.getModeComboBox();
modeBox.addItemListener(graphMouse.getModeListener());
graphMouse.setMode(ModalGraphMouse.Mode.TRANSFORMING);
final ScalingControl scaler = new CrossoverScalingControl();
JButton plus = new JButton("+");
plus.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
scaler.scale(vv, 1.1f, vv.getCenter());
}
});
JButton minus = new JButton("-");
minus.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
scaler.scale(vv, 1 / 1.1f, vv.getCenter());
}
});
radial = new JToggleButton("Balloon");
radial.addItemListener(
new ItemListener() {
public void itemStateChanged(ItemEvent e) {
if (e.getStateChange() == ItemEvent.SELECTED) {
LayoutTransition<String, Number> lt =
new LayoutTransition<String, Number>(vv, treeLayout, radialLayout);
Animator animator = new Animator(lt);
animator.start();
vv.getRenderContext().getMultiLayerTransformer().setToIdentity();
vv.addPreRenderPaintable(rings);
} else {
LayoutTransition<String, Number> lt =
new LayoutTransition<String, Number>(vv, radialLayout, treeLayout);
Animator animator = new Animator(lt);
animator.start();
vv.getRenderContext().getMultiLayerTransformer().setToIdentity();
vv.removePreRenderPaintable(rings);
}
vv.repaint();
}
});
JPanel scaleGrid = new JPanel(new GridLayout(1, 0));
scaleGrid.setBorder(BorderFactory.createTitledBorder("Zoom"));
JPanel controls = new JPanel();
scaleGrid.add(plus);
scaleGrid.add(minus);
controls.add(radial);
controls.add(scaleGrid);
controls.add(modeBox);
int max = (int) Math.round(Math.log(matrix[0].length) / Math.log(2));
levelControl = new JSlider(JSlider.HORIZONTAL, 1, max, 1);
levelControl.setMajorTickSpacing(1);
levelControl.setMinorTickSpacing(1);
levelControl.setPaintTicks(true);
levelControl.addChangeListener(this);
levelControl.setPaintLabels(true);
Hashtable<Integer, JLabel> ht = new Hashtable<Integer, JLabel>();
for (int i = 1; i <= max; i++) {
ht.put(new Integer(i), new JLabel(String.valueOf(i)));
}
levelControl.setLabelTable(ht);
controls.add(levelControl);
setBackground(Color.WHITE);
setLayout(new BorderLayout());
this.add(vv, BorderLayout.CENTER);
this.add(controls, BorderLayout.NORTH);
// content.add(controls, BorderLayout.SOUTH);
// Dimension preferredSize = new Dimension(600,600);
// setSize(preferredSize);
// setLocation(600,0);
// setVisible(true);
// Thread t = new Thread(this);
// t.start();
vv.addMouseListener(this);
}