tmw/src/resources/resourcemanager.h

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/*
 *  The Mana World
 *  Copyright (C) 2004  The Mana World Development Team
 *
 *  This file is part of The Mana World.
 *
 *  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
 *  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, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#ifndef RESOURCE_MANAGER_H
#define RESOURCE_MANAGER_H

#include <ctime>
#include <map>
#include <string>
#include <vector>

class Image;
class ImageSet;
class Music;
class Resource;
class SoundEffect;
class SpriteDef;
struct SDL_Surface;

class ResourceManager
{
    friend class Resource;

    public:

        typedef Resource *(*loader)(void *, unsigned);
        typedef Resource *(*generator)(void *);

        ResourceManager();

        ~ResourceManager();

        bool setWriteDir(const std::string &path);

        bool addToSearchPath(const std::string &path, bool append);

        void searchAndAddArchives(const std::string &path,
                                  const std::string &ext,
                                  bool append);

        bool mkdir(const std::string &path);

        bool exists(const std::string &path);

        bool isDirectory(const std::string &path);

        std::string getPath(const std::string &file);

        Resource *get(const std::string &idPath, generator fun, void *data);

        Resource *load(const std::string &path, loader fun);

        bool copyFile(const std::string &src, const std::string &dst);

        Image *getImage(const std::string &idPath);

        Music *getMusic(const std::string &idPath);

        SoundEffect *getSoundEffect(const std::string &idPath);

        ImageSet *getImageSet(const std::string &imagePath, int w, int h);

        SpriteDef *getSprite(const std::string &path, int variant = 0);

        void release(Resource *);

        void *loadFile(const std::string &fileName, int &fileSize);

        std::vector<std::string> loadTextFile(const std::string &fileName);

        SDL_Surface *loadSDLSurface(const std::string &filename);

        static ResourceManager *getInstance();

        static void deleteInstance();

    private:
        static void cleanUp(Resource *resource);

        void cleanOrphans();

        static ResourceManager *instance;
        typedef std::map<std::string, Resource*> Resources;
        typedef Resources::iterator ResourceIterator;
        Resources mResources;
        Resources mOrphanedResources;
        time_t mOldestOrphan;
};

#endif

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