/** Overrides the parent method to udpate the cached points. */
public void update(GraphLayoutCache cache) {
super.update(cache);
bounds = GraphConstants.getBounds(allAttributes);
if (bounds == null) {
bounds = allAttributes.createRect(defaultBounds);
GraphConstants.setBounds(allAttributes, bounds);
}
groupBounds = null;
}
// Dispatch the edit event
public void mouseReleased(MouseEvent e) {
if (index != -1) {
cachedBounds = computeBounds(e);
vertex.setBounds(cachedBounds);
CellView[] views = AbstractCellView.getDescendantViews(new CellView[] {vertex});
Map attributes = GraphConstants.createAttributes(views, null);
graph.getGraphLayoutCache().edit(attributes, null, null, null);
}
e.consume();
cachedBounds = null;
initialBounds = null;
firstDrag = true;
}
/** Process mouse pressed event. */
public void mousePressed(MouseEvent event) {
if (!graph.isSizeable()) return;
for (int i = 0; i < r.length; i++) {
if (r[i].contains(event.getPoint()) && cursors[i] != 0) {
Set set = new HashSet();
set.add(vertex.getCell());
contextViews = context.createTemporaryContextViews(set);
Object[] all = AbstractCellView.getDescendantViews(new CellView[] {vertex});
if (all.length >= org.jgraph.plaf.basic.BasicGraphUI.MAXHANDLES)
cachedBounds = (Rectangle2D) initialBounds.clone();
event.consume();
index = i;
return;
}
}
}
/** Process mouse dragged event. */
public void mouseDragged(MouseEvent event) {
if (firstDrag && graph.isDoubleBuffered() && cachedBounds == null) {
initOffscreen();
firstDrag = false;
}
Rectangle2D dirty = null;
Graphics g = (offgraphics != null) ? offgraphics : graph.getGraphics();
if (index == -1) return;
if (offgraphics != null || !graph.isXorEnabled()) {
dirty = graph.toScreen((Rectangle2D) vertex.getBounds().clone());
Rectangle2D t = graph.toScreen(AbstractCellView.getBounds(contextViews));
if (t != null) dirty.add(t);
}
Rectangle2D newBounds = computeBounds(event);
if (graph.isXorEnabled()) {
g.setColor(graph.getForeground());
g.setXORMode(graph.getBackground().darker());
overlay(g);
} else {
firstOverlayInvocation = false;
}
if (cachedBounds != null) cachedBounds = newBounds;
else {
// Reset old Bounds
CellView[] all = AbstractCellView.getDescendantViews(new CellView[] {vertex});
for (int i = 0; i < all.length; i++) {
CellView orig = graph.getGraphLayoutCache().getMapping(all[i].getCell(), false);
if (orig != null) {
AttributeMap origAttr = (AttributeMap) orig.getAllAttributes().clone();
all[i].changeAttributes(graph.getGraphLayoutCache(), origAttr);
all[i].refresh(graph.getGraphLayoutCache(), context, false);
}
}
vertex.setBounds(newBounds);
if (vertex != null) graph.getGraphLayoutCache().update(vertex);
if (contextViews != null) graph.getGraphLayoutCache().update(contextViews);
}
if (graph.isXorEnabled()) {
overlay(g);
}
if (offgraphics != null || !graph.isXorEnabled()) {
dirty.add(graph.toScreen((Rectangle2D) vertex.getBounds().clone()));
Rectangle2D t = graph.toScreen(AbstractCellView.getBounds(contextViews));
if (t != null) dirty.add(t);
int border = PortView.SIZE + 10;
if (graph.isPortsScaled()) border = (int) (graph.getScale() * border);
int border2 = border / 2;
dirty.setFrame(
dirty.getX() - border2,
dirty.getY() - border2,
dirty.getWidth() + border,
dirty.getHeight() + border);
double sx1 = Math.max(0, dirty.getX());
double sy1 = Math.max(0, dirty.getY());
double sx2 = sx1 + dirty.getWidth();
double sy2 = sy1 + dirty.getHeight();
if (offgraphics != null) {
graph.drawImage(
(int) sx1, (int) sy1, (int) sx2, (int) sy2, (int) sx1, (int) sy1, (int) sx2,
(int) sy2);
} else {
graph.repaint(
(int) dirty.getX(),
(int) dirty.getY(),
(int) dirty.getWidth(),
(int) dirty.getHeight());
}
}
}
/**
* @deprecated replaced by {@link #getPerimeterPoint(EdgeView edge, Point2D source, Point2D p)}
*/
public Point2D getPerimeterPoint(Point2D source, Point2D p) {
return AbstractCellView.getCenterPoint(this);
}
/**
* @deprecated replaced by {@link AbstractCellView#getCenterPoint(CellView vertex)}
* @return the center point of this vertex
*/
public Point2D getCenterPoint() {
return AbstractCellView.getCenterPoint(this);
}