protected void updateHoverHandles(@Nullable DrawingView view, @Nullable Figure f) {
if (f != hoverFigure) {
Rectangle r = null;
if (hoverFigure != null && hoverFigure.isSelectable()) {
for (Handle h : hoverHandles) {
if (r == null) {
r = h.getDrawingArea();
} else {
r.add(h.getDrawingArea());
}
h.setView(null);
h.dispose();
}
hoverHandles.clear();
}
hoverFigure = f;
if (hoverFigure != null) {
hoverHandles.addAll(hoverFigure.createHandles(-1));
for (Handle h : hoverHandles) {
h.setView(view);
if (r == null) {
r = h.getDrawingArea();
} else {
r.add(h.getDrawingArea());
}
}
}
if (r != null) {
r.grow(1, 1);
fireAreaInvalidated(r);
}
}
}
/**
* Overrides Step getBounds method.
*
* @param trackerPanel the tracker panel drawing the step
* @return the bounding rectangle
*/
public Rectangle getBounds(TrackerPanel trackerPanel) {
Rectangle bounds = getMark(trackerPanel).getBounds(false);
Rectangle layoutRect = layoutBounds.get(trackerPanel);
if (layoutRect != null) {
bounds.add(layoutRect);
}
return bounds;
}
public void drawingInvalidated(DrawingChangeEvent e) {
Rectangle r = e.getInvalidatedRectangle();
if (getDamage() == null) {
setDamage(r);
} else {
// don't manipulate rectangle returned by getDamage() directly
// because it could be a cloned rectangle.
Rectangle damagedR = getDamage();
damagedR.add(r);
setDamage(damagedR);
}
}
/**
* Compute the bounds of the <code>Lite</code> objets.
*
* @return The bounding rectangle.
*/
public Rectangle getBounds() {
if (lites.isEmpty()) return new Rectangle();
Enumeration e = elements();
Lite l = (Lite) e.nextElement();
Rectangle r = l.getBounds();
while (e.hasMoreElements()) {
l = (Lite) e.nextElement();
r.add(l.getBounds());
}
return r;
}
@Override
public void mouseReleased(MouseEvent evt) {
dragLocation = new Point(evt.getX(), evt.getY());
multicaster.trackEnd(anchor, dragLocation, evt.getModifiersEx(), getView());
// Note: we must not fire "Tool Done" in this method, because then we can not
// listen to keyboard events for the handle.
Rectangle r = new Rectangle(anchor.x, anchor.y, 0, 0);
r.add(evt.getX(), evt.getY());
maybeFireBoundsInvalidated(r);
dragLocation = null;
}