modreader.h

//------------------------------------------------------------------------------
// modreader.h
//------------------------------------------------------------------------------
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
// 02110-1301  USA
//
//------------------------------------------------------------------------------
// Copyright (C) 2019 Pol Marcet Sardà <polmarcetsarda@gmail.com>
//------------------------------------------------------------------------------
#ifndef __MODREADER_H_
#define __MODREADER_H_

#include "dptr.h"

#include <QSharedPointer>
#include <QString>

struct DirectoryEntry
{
        QString name;
        int position;
        int size;
};

class ModReader
{
public:
        virtual ~ModReader() {}
        virtual bool load() = 0;
        virtual QStringList getAllMaps() = 0;
        virtual bool isIwad() = 0;
        static QSharedPointer<ModReader> create(const QString &path);
};

class WadReader : public ModReader
{
public:
        WadReader(const QString &path);
        ~WadReader() override;
        bool load() override;
        bool isIwad() override;
        QList<DirectoryEntry> getDirectory();
        QStringList getAllMaps() override;

private:
        QStringList getClassicMaps(const QStringList &names);
        QStringList getUdmfMaps(const QStringList &names);

private:
        DPtr<WadReader> d;
};

class CompressedReader : public ModReader
{
public:
        CompressedReader(const QString &path);
        ~CompressedReader() override;
        bool load() override;
        bool isIwad() override
        {
                return false;
        }
        QStringList getAllMaps() override;
protected:
        QStringList getAllMapsRootDir();
        DPtr<CompressedReader> d;
};

class PkReader : public CompressedReader
{
public:
        PkReader(const QString &path);
        QStringList getAllMaps() override;
};

#endif