files_manager.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 TITANIC_FILES_MANAGER_H
#define TITANIC_FILES_MANAGER_H

#include "common/hashmap.h"
#include "titanic/core/list.h"
#include "titanic/support/screen_manager.h"

namespace Titanic {

enum ResourceFlag { FLAG_COMPRESSED = 1 };

class TitanicEngine;
class CGameManager;

class CFilesManagerList : public List<ListItem> {
};

class CFilesManager {
    struct ResourceEntry {
        uint _offset;
        uint _size;
        uint _flags;

        ResourceEntry() : _offset(0), _size(0), _flags(0) {}
        ResourceEntry(uint offset, uint size, uint flags) :
            _offset(offset), _size(size), _flags(flags) {}
    };
    typedef Common::HashMap<Common::String, ResourceEntry> ResourceHash;
private:
    TitanicEngine *_vm;
    CGameManager *_gameManager;
    Common::File _datFile;
    ResourceHash _resources;
    CFilesManagerList _list;
    int _drive;
    const CString _assetsPath;
    int _version;
public:
    CFilesManager(TitanicEngine *vm);
    ~CFilesManager();

    bool loadResourceIndex();

    void setGameManager(CGameManager *gameManager) {
        _gameManager = gameManager;
    }

    static bool fileExists(const CString &name);

    bool scanForFile(const CString &name);

    void loadDrive();

    void insertCD(CScreenManager *screenManager);

    void resetView();

    void preload(const CString &name);

    Common::SeekableReadStream *getResource(const CString &str);
};

} // End of namespace Titanic

#endif /* TITANIC_FILES_MANAGER_H */