wxPoint
Group::GetTopLeft(List<Shape *> *shapes) const
{
int min_x = 0, min_y = 0;
List<Shape *>::Iterator i = shapes == NULL ? ChildIterator() : shapes->Iterate();
if (!i)
{
wxPoint pos = (*i)->GetPosition();
min_x = pos.x, min_y = pos.y;
for (i++; !i; i++)
{
wxPoint pos = (*i)->GetPosition();
if (pos.x < min_x)
{
min_x = pos.x;
}
if (pos.y < min_y)
{
min_y = pos.y;
}
}
}
return wxPoint(min_x, min_y);
}
//---------------------------------------------------------------------
OverlayContainer::ChildIterator OverlayContainer::getChildIterator(void)
{
return ChildIterator(mChildren.begin(), mChildren.end());
}
ChildIterator childEnd(Node* n) {
assert(getIndexOf(n) < max_nodes);
return ChildIterator(*this, *n, n->num_children);
}
ChildIterator childBegin(Node* n) {
assert(getIndexOf(n) < max_nodes);
return ChildIterator(*this, *n, 0);
}
Bone::ChildIterator Bone::getChildIterator()
{
return ChildIterator(mChildrenById);
}
static ChildIteratorType child_end(NodeType *T) {
return ChildIterator(T->getEdges().end(), true);
}
static ChildIteratorType child_begin(NodeType *T) {
return ChildIterator(T->getEdges().begin(), false);
}