kgrgameio.h

Go to the documentation of this file.

/****************************************************************************
 *    Copyright 2006  Ian Wadham <iandw.au@gmail.com>                       *
 *    Copyright 2009  Ian Wadham <iandw.au@gmail.com>                       *
 *                                                                          *
 *    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 KGRGAMEIO_H
#define KGRGAMEIO_H

#include "kgrglobals.h"

#include <QFile>

class QWidget;

enum IOStatus {OK, NotFound, NoRead, NoWrite, UnexpectedEOF};

class KGrGameIO : public QObject
{
    Q_OBJECT
public:
    KGrGameIO (QWidget * pView);

    IOStatus fetchGameListData (const Owner o, const QString & dir,
                                QList<KGrGameData *> & gameList,
                                QString & filePath);

    bool readLevelData (const QString & dir, const QString & prefix,
                        const int levelNo, KGrLevelData & d);

    IOStatus fetchLevelData    (const QString & dir, const QString & prefix,
                                const int level, KGrLevelData & d,
                                QString & filePath);

    /*
     * Rename a file, first removing any existing file that has the target name.
     */
    static bool safeRename (QWidget * theView, const QString & oldName,
                            const QString & newName);

private:
    QWidget *           view;

    QFile       openFile;

    QString     getFilePath (const QString & dir,
                                const QString & prefix, const int level);
    char        getALine (const bool kgr3, QByteArray & line);
    QByteArray      removeNewline (const QByteArray & line);
    KGrGameData *   initGameData (Owner o);
};

#endif // KGRGAMEIO_H