Method createGroup

src/domain/UBGraphicsScene.cpp:1782–1813

UBGraphicsGroupContainerItem *UBGraphicsScene::createGroup(QList<QGraphicsItem *> items)
{
    UBGraphicsGroupContainerItem *groupItem = new UBGraphicsGroupContainerItem();

    addItem(groupItem);
    foreach (QGraphicsItem *item, items) {
        if (item->type() == UBGraphicsGroupContainerItem::Type) {
            QList<QGraphicsItem*> childItems = item->childItems();
            UBGraphicsGroupContainerItem *currentGroup = dynamic_cast<UBGraphicsGroupContainerItem*>(item);
            if (currentGroup) {
                currentGroup->destroy();
            }
            foreach (QGraphicsItem *chItem, childItems) {
                groupItem->addToGroup(chItem);
            }
        } else {
            groupItem->addToGroup(item);
        }
    }

    groupItem->setVisible(true);
    groupItem->setFocus();

    if (mUndoRedoStackEnabled) { //should be deleted after scene own undo stack implemented
        UBGraphicsItemGroupUndoCommand* uc = new UBGraphicsItemGroupUndoCommand(shared_from_this(), groupItem);
        UBApplication::undoStack->push(uc);
    }

    setDocumentUpdated();

    return groupItem;
}

void UBGraphicsScene::addGroup(UBGraphicsGroupContainerItem *groupItem)
{