@Override
public void delete() {
if (foreground != null) {
foreground.deleteObserver(this);
}
super.delete();
disableStartObjectObserving();
disableEndObjectObserving();
}
protected void enableEndObjectObserving(ShapeGraphicalRepresentation<?> anEndObject) {
if (anEndObject == null || !anEndObject.isValidated()) {
return;
}
if (enabledEndObjectObserving) {
disableEndObjectObserving();
}
if (anEndObject != null /*&& !enabledEndObjectObserving*/) {
anEndObject.addObserver(this);
observedEndObjects.add(anEndObject);
if (!isDeserializing()) {
for (Object o : anEndObject.getAncestors(true)) {
if (getGraphicalRepresentation(o) != null) {
getGraphicalRepresentation(o).addObserver(this);
observedEndObjects.add(getGraphicalRepresentation(o));
}
}
}
enabledEndObjectObserving = true;
}
}
