resourcemanager.h

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/*
 *  The Mana Client
 *  Copyright (C) 2004-2009  The Mana World Development Team
 *  Copyright (C) 2009-2012  The Mana Developers
 *
 *  This file is part of The Mana Client.
 *
 *  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, see <http://www.gnu.org/licenses/>.
 */
 
#pragma once
 
#include "resources/resource.h"
 
#include <ctime>
#include <functional>
#include <map>
#include <string>
 
class Image;
class ImageSet;
class Music;
class SoundEffect;
class SpriteDef;
 
class ResourceManager
{
    friend class Resource;
 
    public:
        ResourceManager();
 
        ~ResourceManager();
 
        static bool addToSearchPath(const std::string &path, bool append);
 
        static void searchAndAddArchives(const std::string &path,
                                         const std::string &ext,
                                         bool append);
 
        static std::string getPath(const std::string &file);
 
        ResourceRef<Image> getImage(const std::string &idPath);
 
        ResourceRef<Music> getMusic(const std::string &path);
 
        ResourceRef<SoundEffect> getSoundEffect(const std::string &path);
 
        ResourceRef<ImageSet> getImageSet(const std::string &imagePath, int w, int h);
 
        ResourceRef<SpriteDef> getSprite(const std::string &path, int variant = 0);
 
        static ResourceManager *getInstance();
 
        static void deleteInstance();
 
    private:
        Resource *get(const std::string &idPath,
                      const std::function<Resource *()> &generator);
 
        void release(Resource *);
 
        void remove(Resource *);
 
        static void cleanUp(Resource *resource);
 
        void cleanOrphans();
 
        static ResourceManager *instance;
        std::map<std::string, Resource *> mResources;
        std::map<std::string, Resource *> mOrphanedResources;
        time_t mOldestOrphan = 0;
};