/**
* Finds a handle at the given coordinates.
*
* @return the hit handle, null if no handle is found.
*/
public Handle findHandle(int x, int y) {
Handle handle;
HandleEnumeration he = selectionHandles();
while (he.hasNextHandle()) {
handle = he.nextHandle();
if (handle.containsPoint(x, y)) {
return handle;
}
}
return null;
}
/** Gets an enumeration of the currently active handles. */
protected HandleEnumeration selectionHandles() {
if (fSelectionHandles == null) {
fSelectionHandles = CollectionsFactory.current().createList();
FigureEnumeration fe = selection();
while (fe.hasNextFigure()) {
Figure figure = fe.nextFigure();
HandleEnumeration kk = figure.handles();
while (kk.hasNextHandle()) {
fSelectionHandles.add(kk.nextHandle());
}
}
}
return new HandleEnumerator(fSelectionHandles);
}
/** Draws the currently active handles. */
public void drawHandles(Graphics g) {
HandleEnumeration he = selectionHandles();
while (he.hasNextHandle()) {
(he.nextHandle()).draw(g);
}
}