lab.h

/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * 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 3 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 GRIM_LAB_H
#define GRIM_LAB_H

#include "common/archive.h"

namespace Common {
    class File;
}

namespace Grim {

class Lab;

class LabEntry : public Common::ArchiveMember {
    Lab *_parent;
    Common::Path _name;
    uint32 _offset, _len;
public:
    LabEntry(const Common::Path &name, uint32 offset, uint32 len, Lab *parent);
    Common::String getName() const override { return _name.baseName(); }
    Common::String getFileName() const override { return _name.baseName(); }
    Common::Path getPathInArchive() const override { return _name; }
    Common::SeekableReadStream *createReadStream() const override;
    Common::SeekableReadStream *createReadStreamForAltStream(Common::AltStreamType altStreamType) const override { return nullptr; }
    friend class Lab;
};

class Lab : public Common::Archive {
public:
    bool open(const Common::Path &filename, bool keepStream = false);
    Lab();
    ~Lab();
    // Common::Archive implementation
    bool hasFile(const Common::Path &path) const override;
    int listMembers(Common::ArchiveMemberList &list) const override;
    const Common::ArchiveMemberPtr getMember(const Common::Path &path) const override;
    Common::SeekableReadStream *createReadStreamForMember(const Common::Path &path) const override;

private:
    void parseGrimFileTable(Common::File *_f);
    void parseMonkey4FileTable(Common::File *_f);

    Common::Path _labFileName;
    typedef Common::SharedPtr<LabEntry> LabEntryPtr;
    typedef Common::HashMap<Common::Path, LabEntryPtr, Common::Path::IgnoreCase_Hash, Common::Path::IgnoreCase_EqualTo> LabMap;
    LabMap _entries;
    Common::SeekableReadStream *_stream;
};

} // end of namespace Grim

#endif