q_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 PETKA_QMANAGER_H
#define PETKA_QMANAGER_H

#include "common/hashmap.h"

namespace Common {
    class SeekableReadStream;
}

namespace Graphics {
    struct Surface;
}

namespace Petka {

class PetkaEngine;

class FlicDecoder;

class QManager {
public:
    explicit QManager(PetkaEngine &vm);

    bool init();

    Common::String findResourceName(uint32 id) const;
    Common::String findSoundName(uint32 id) const;

    Graphics::Surface *getSurface(uint32 id, uint16 w, uint16 h);
    Graphics::Surface *getSurface(uint32 id);
    FlicDecoder *getFlic(uint32 id);

    void removeResource(uint32 id);
    void clearUnneeded();
    void clear();

private:
    struct QResource {
        union {
            Graphics::Surface *surface;
            FlicDecoder *flcDecoder;
        };
        enum ResType {
            kSurface,
            kFlic
        } type;

        ~QResource();
    };

    Common::SeekableReadStream *loadFileStream(uint32 id) const;

    static Graphics::Surface *loadBitmapSurface(Common::SeekableReadStream &stream);

private:
    PetkaEngine &_vm;
    Common::HashMap<uint32, QResource> _resourceMap;
    Common::HashMap<uint32, Common::String> _nameMap;
    Common::HashMap<uint32, bool> _isAlwaysNeededMap;
};

} // End of namespace Petka

#endif