kis_node_compositeop_command.h

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/*
 *  SPDX-FileCopyrightText: 2002 Patrick Julien <freak@codepimps.org>
 *  SPDX-FileCopyrightText: 2005 C. Boemann <cbo@boemann.dk>
 *
 *  SPDX-License-Identifier: GPL-2.0-or-later
 */
#ifndef KIS_NODE_COMPOSITEOP_COMMAND_H
#define KIS_NODE_COMPOSITEOP_COMMAND_H
 
#include "kis_node_command.h"
#include "commands_new/KisAsynchronouslyMergeableCommandInterface.h"
#include <boost/optional.hpp>
 
class KRITAIMAGE_EXPORT KisNodeCompositeOpCommand : public KisNodeCommand, public KisAsynchronouslyMergeableCommandInterface
{
 
public:
    KisNodeCompositeOpCommand(KisNodeSP node, const QString& newCompositeOp);
 
    void redo() override;
    void undo() override;
 
    int id() const override;
    bool mergeWith(const KUndo2Command *command) override;
    bool canMergeWith(const KUndo2Command *command) const override;
 
    bool canAnnihilateWith(const KUndo2Command *command) const override;
 
private:
    void setCompositeOpImpl(const QString &compositeOp);
 
private:
    boost::optional<QString> m_oldCompositeOp;
    QString m_newCompositeOp;
};
 
#endif /* KIS_NODE_COMPOSITEOP_COMMAND_H */