Ejemplos de KisImageSP::barrierLock en C++ (Cpp)

Ejemplo n.º 1

Archivo: kis_selection_action_factories.cpp Proyecto: abhishekmurthy/Calligra

void KisCutCopyActionFactory::run(bool willCut, KisView2 *view)
{
    KisImageSP image = view->image();
    bool haveShapesSelected = view->selectionManager()->haveShapesSelected();

    if (haveShapesSelected) {
#ifdef __GNUC__
#warning "Add saving of XML data for Cut/Copy of shapes"
#endif

        image->barrierLock();
        if (willCut) {
            view->canvasBase()->toolProxy()->cut();
        } else {
            view->canvasBase()->toolProxy()->copy();
        }
        image->unlock();
    } else {
        KisNodeSP node = view->activeNode();
        if (!node) return;

        image->barrierLock();
        ActionHelper::copyFromDevice(view, node->paintDevice());
        image->unlock();

        KUndo2Command *command = 0;

        if (willCut && node->isEditable()) {
            struct ClearSelection : public KisTransactionBasedCommand {
                ClearSelection(KisNodeSP node, KisSelectionSP sel)
                    : m_node(node), m_sel(sel) {}
                KisNodeSP m_node;
                KisSelectionSP m_sel;

                KUndo2Command* paint() {
                    KisTransaction transaction("", m_node->paintDevice());
                    m_node->paintDevice()->clearSelection(m_sel);
                    m_node->setDirty(m_sel->selectedRect());
                    return transaction.endAndTake();
                }
            };

            command = new ClearSelection(node, view->selection());
        }

        QString actionName = willCut ? i18n("Cut") : i18n("Copy");
        KisProcessingApplicator *ap = beginAction(view, actionName);

        if (command) {
            ap->applyCommand(command,
                             KisStrokeJobData::SEQUENTIAL,
                             KisStrokeJobData::NORMAL);
        }

        KisOperationConfiguration config(id());
        config.setProperty("will-cut", willCut);
        endAction(ap, config.toXML());
    }
}