OpenBoard/src/domain/UBGraphicsItemTransformUndoCommand.h

/*
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  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_ */