UBGraphicsItemTransformUndoCommand.h 2.29 KB
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/*
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 * Copyright (C) 2015-2018 Département de l'Instruction Publique (DIP-SEM)
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 *
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 * Copyright (C) 2013 Open Education Foundation
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 *
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 * Copyright (C) 2010-2013 Groupement d'Intérêt Public pour
 * l'Education Numérique en Afrique (GIP ENA)
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 *
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 * This file is part of OpenBoard.
 *
 * OpenBoard is free software: you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, version 3 of the License,
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 * with a specific linking exception for the OpenSSL project's
 * "OpenSSL" library (or with modified versions of it that use the
 * same license as the "OpenSSL" library).
 *
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 * OpenBoard is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with OpenBoard. If not, see <http://www.gnu.org/licenses/>.
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 */

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#ifndef UBGRAPHICSITEMTRANSFORMUNDOCOMMAND_H_
#define UBGRAPHICSITEMTRANSFORMUNDOCOMMAND_H_

#include <QtGui>

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#include "UBUndoCommand.h"
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class UBGraphicsItemTransformUndoCommand : public UBUndoCommand
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{
    public:
        UBGraphicsItemTransformUndoCommand(QGraphicsItem* pItem,
                                                const QPointF& prevPos,
                                                const QTransform& prevTransform,
                                                const qreal& prevZValue,
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                                                const QSizeF& prevSize = QSizeF(),
                                                bool setToBackground = false);
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        virtual ~UBGraphicsItemTransformUndoCommand();

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        virtual int getType() const { return UBUndoType::undotype_GRAPHICITEMTRANSFORM; }
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    protected:
        virtual void undo();
        virtual void redo();

    private:
        QGraphicsItem* mItem;
        QTransform mPreviousTransform;
        QTransform mCurrentTransform;
        QPointF mPreviousPosition;
        QPointF mCurrentPosition;
        QSizeF mPreviousSize;
        QSizeF mCurrentSize;

        qreal mPreviousZValue;
        qreal mCurrentZValue;

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        bool mSetToBackground;

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};

#endif /* UBGRAPHICSITEMTRANSFORMUNDOCOMMAND_H_ */