void ArrayData::newFullPos(FullPos &fp) {
assert(fp.getContainer() == NULL);
fp.setContainer(this);
fp.setNext(strongIterators());
setStrongIterators(&fp);
getFullPos(fp);
}
void ArrayData::newFullPos(FullPos &fp) {
assert(!fp.getContainer());
fp.setContainer(this);
fp.setNext(strongIterators());
setStrongIterators(&fp);
fp.m_pos = m_pos;
}
void ArrayData::freeFullPos(FullPos &fp) {
assert(strongIterators() != 0 && fp.getContainer() == (ArrayData*)this);
// search for fp in our list, then remove it. Usually its the first one.
FullPos* p = strongIterators();
if (p == &fp) {
setStrongIterators(p->getNext());
fp.setContainer(NULL);
return;
}
for (; p->getNext(); p = p->getNext()) {
if (p->getNext() == &fp) {
p->setNext(p->getNext()->getNext());
fp.setContainer(NULL);
return;
}
}
// If the strong iterator list was empty or if fp could not be
// found in the strong iterator list, then we are in a bad state
assert(false);
}