CGAL::Three::Scene_item*
Scene::replaceItem(Scene::Item_id index, CGAL::Three::Scene_item* item, bool emit_item_about_to_be_destroyed)
{
if(index < 0 || index >= m_entries.size())
return 0;
if(emit_item_about_to_be_destroyed) {
Q_EMIT itemAboutToBeDestroyed(m_entries[index]);
}
connect(item, SIGNAL(itemChanged()),
this, SLOT(itemChanged()));
std::swap(m_entries[index], item);
if ( item->isFinite() && !item->isEmpty() &&
m_entries[index]->isFinite() && !m_entries[index]->isEmpty() &&
item->bbox()!=m_entries[index]->bbox() )
{
Q_EMIT updated_bbox();
}
Q_EMIT updated();
itemChanged(index);
Q_EMIT restoreCollapsedState();
group_added();
return item;
}
int
Scene::erase(int index)
{
clear();
index_map.clear();
if(index < 0 || index >= m_entries.size())
return -1;
CGAL::Three::Scene_item* item = m_entries[index];
CGAL::Three::Scene_group_item* group =
qobject_cast<CGAL::Three::Scene_group_item*>(item);
if(group)
{
m_group_entries.removeAll(group);
}
Q_FOREACH(CGAL::Three::Scene_group_item* group, m_group_entries)
{
if(group->getChildren().contains(item))
group->removeChild(item);
}
Q_EMIT itemAboutToBeDestroyed(item);
delete item;
m_entries.removeAll(item);
selected_item = -1;
Q_FOREACH(Scene_item* item, m_entries)
{
organize_items(item, invisibleRootItem(), 0);
}
Scene_item*
Scene::replaceItem(Scene::Item_id index, Scene_item* item, bool emit_item_about_to_be_destroyed)
{
item->changed();
if(index < 0 || index >= m_entries.size())
return 0;
if(emit_item_about_to_be_destroyed) {
Q_EMIT itemAboutToBeDestroyed(m_entries[index]);
}
connect(item, SIGNAL(itemChanged()),
this, SLOT(itemChanged()));
std::swap(m_entries[index], item);
if ( item->isFinite() && !item->isEmpty() &&
m_entries[index]->isFinite() && !m_entries[index]->isEmpty() &&
item->bbox()!=m_entries[index]->bbox() )
{
Q_EMIT updated_bbox();
}
Q_EMIT updated();
itemChanged(index);
// QAbstractListModel::reset();
return item;
}
Scene::Item_id
Scene::erase(Scene::Item_id index)
{
CGAL::Three::Scene_item* item = m_entries[index];
if(item->parentGroup()
&& item->parentGroup()->isChildLocked(item))
return -1;
//clears the Scene_view
clear();
index_map.clear();
if(index < 0 || index >= m_entries.size())
return -1;
if(item->parentGroup())
item->parentGroup()->removeChild(item);
//removes the item from all groups that contain it
Q_EMIT itemAboutToBeDestroyed(item);
item->deleteLater();
m_entries.removeAll(item);
selected_item = -1;
//re-creates the Scene_view
Q_FOREACH(Scene_item* item, m_entries)
{
organize_items(item, invisibleRootItem(), 0);
}
int
Scene::erase(QList<int> indices)
{
QList<Scene_item*> to_be_removed;
int max_index = -1;
Q_FOREACH(int index, indices) {
if(index < 0 || index >= m_entries.size())
continue;
max_index = (std::max)(max_index, index);
Scene_item* item = m_entries[index];
to_be_removed.push_back(item);
}
Q_FOREACH(Scene_item* item, to_be_removed) {
Q_EMIT itemAboutToBeDestroyed(item);
delete item;
m_entries.removeAll(item);
}
int
Scene::erase(int index)
{
if(index < 0 || index >= entries.size())
return -1;
Scene_item* item = entries[index];
emit itemAboutToBeDestroyed(item);
delete item;
entries.removeAt(index);
selected_item = -1;
emit updated();
QAbstractListModel::reset();
if(--index >= 0)
return index;
if(!entries.isEmpty())
return 0;
return -1;
}
int
Scene::erase(int index)
{
if(index < 0 || index >= m_entries.size())
return -1;
Scene_item* item = m_entries[index];
Q_EMIT itemAboutToBeDestroyed(item);
delete item;
m_entries.removeAt(index);
selected_item = -1;
QAbstractListModel::beginResetModel();
Q_EMIT updated();
QAbstractListModel::endResetModel();
if(--index >= 0)
return index;
if(!m_entries.isEmpty())
return 0;
return -1;
}
