move_selection_stroke_strategy.h

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/*
 *  SPDX-FileCopyrightText: 2012 Dmitry Kazakov <dimula73@gmail.com>
 *
 *  SPDX-License-Identifier: GPL-2.0-or-later
 */
 
#ifndef __MOVE_SELECTION_STROKE_STRATEGY_H
#define __MOVE_SELECTION_STROKE_STRATEGY_H
 
#include "kis_stroke_strategy_undo_command_based.h"
#include "kis_types.h"
#include "kis_selection.h"
#include "kis_paint_layer.h"
 
class KisPostExecutionUndoAdapter;
class KisUpdatesFacade;
 
 
class MoveSelectionStrokeStrategy : public QObject, public KisStrokeStrategyUndoCommandBased
{
    Q_OBJECT
 
public:
    struct ShowSelectionData : public KisStrokeJobData
    {
        ShowSelectionData(bool _showSelection)
            : KisStrokeJobData(),
              showSelection(_showSelection)
        {}
 
        KisStrokeJobData* createLodClone(int levelOfDetail) override;
 
        bool showSelection = false;
 
    protected:
        ShowSelectionData(const ShowSelectionData &rhs, int levelOfDetail);
    };
 
public:
    MoveSelectionStrokeStrategy(KisPaintLayerSP paintLayer,
                                KisSelectionSP selection,
                                KisUpdatesFacade *updatesFacade,
                                KisStrokeUndoFacade *undoFacade);
 
    void initStrokeCallback() override;
    void finishStrokeCallback() override;
    void cancelStrokeCallback() override;
    void doStrokeCallback(KisStrokeJobData *data) override;
 
Q_SIGNALS:
    void sigHandlesRectCalculated(const QRect &handlesRect);
    void sigStrokeStartedEmpty();
 
private:
    MoveSelectionStrokeStrategy(const MoveSelectionStrokeStrategy &rhs);
 
    KisStrokeStrategy* createLodClone(int levelOfDetail) override;
 
private:
    KisPaintLayerSP m_paintLayer;
    KisSelectionSP m_selection;
    KisUpdatesFacade *m_updatesFacade;
    QPoint m_finalOffset;
    QPoint m_initialDeviceOffset;
    QPoint m_initialSelectionOffset;
};
 
#endif /* __MOVE_SELECTION_STROKE_STRATEGY_H */