protected void renderGraph(Graphics2D g2d) {
if (renderContext.getGraphicsContext() == null) {
renderContext.setGraphicsContext(new GraphicsDecorator(g2d));
} else {
renderContext.getGraphicsContext().setDelegate(g2d);
}
renderContext.setScreenDevice(this);
Layout<V, E> layout = model.getGraphLayout();
g2d.setRenderingHints(renderingHints);
// the size of the VisualizationViewer
Dimension d = getSize();
// clear the offscreen image
g2d.setColor(getBackground());
g2d.fillRect(0, 0, d.width, d.height);
AffineTransform oldXform = g2d.getTransform();
AffineTransform newXform = new AffineTransform(oldXform);
// AffineTransform newXform = new AffineTransform();
newXform.concatenate(
renderContext.getMultiLayerTransformer().getTransformer(Layer.VIEW).getTransform());
// viewTransformer.getTransform());
g2d.setTransform(newXform);
// if there are preRenderers set, paint them
for (Paintable paintable : preRenderers) {
if (paintable.useTransform()) {
paintable.paint(g2d);
} else {
g2d.setTransform(oldXform);
paintable.paint(g2d);
g2d.setTransform(newXform);
}
}
if (layout instanceof Caching) {
((Caching) layout).clear();
}
renderer.render(renderContext, layout);
// if there are postRenderers set, do it
for (Paintable paintable : postRenderers) {
if (paintable.useTransform()) {
paintable.paint(g2d);
} else {
g2d.setTransform(oldXform);
paintable.paint(g2d);
g2d.setTransform(newXform);
}
}
g2d.setTransform(oldXform);
}
@Override
public void setVisible(boolean aFlag) {
super.setVisible(aFlag);
if (aFlag == true) {
Dimension d = this.getSize();
if (d.width <= 0 || d.height <= 0) {
d = this.getPreferredSize();
}
model.getGraphLayout().setSize(d);
}
}
public Layout<V, E> getGraphLayout() {
return model.getGraphLayout();
}