OpenBoard/src/domain/UBGraphicsItemTransformUndoCommand.h

/*
 * Copyright (C) 2012 Webdoc SA
 *
 * This file is part of Open-Sankoré.
 *
 * Open-Sankoré is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation, version 2,
 * 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).
 *
 * Open-Sankoré is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with Open-Sankoré; if not, see
 * <http://www.gnu.org/licenses/>.
 */


#ifndef UBGRAPHICSITEMTRANSFORMUNDOCOMMAND_H_
#define UBGRAPHICSITEMTRANSFORMUNDOCOMMAND_H_

#include <QtGui>

#include "UBResizableGraphicsItem.h"
#include "UBAbstractUndoCommand.h"


class UBGraphicsItemTransformUndoCommand : public UBAbstractUndoCommand
{
    public:
        UBGraphicsItemTransformUndoCommand(QGraphicsItem* pItem,
                                                const QPointF& prevPos,
                                                const QTransform& prevTransform,
                                                const qreal& prevZValue,
                                                const QSizeF& prevSize = QSizeF());
        virtual ~UBGraphicsItemTransformUndoCommand();

        virtual UndoType getType() { return undotype_GRAPHICITEMTRANSFORM; }

    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;

};

#endif /* UBGRAPHICSITEMTRANSFORMUNDOCOMMAND_H_ */