resman.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 SUPERNOVA_RESOURCES_H
#define SUPERNOVA_RESOURCES_H

#include "audio/audiostream.h"
#include "common/ptr.h"
#include "math/sinetables.h"

#include "supernova/graphics.h"
#include "supernova/sound.h"
#include "supernova/supernova.h"


namespace Common {
class MemoryReadStream;
}

namespace Supernova {
class SupernovaEngine;

class ResourceManager {
public:
    enum CursorId {
        kCursorNormal,
        kCursorWait
    };

public:
    static const int kNumImageFiles1 = 45;
    static const int kNumImageFiles2 = 47;

public:
    ResourceManager(SupernovaEngine *vm);
    ~ResourceManager();

    Audio::SeekableAudioStream *getSoundStream(AudioId index);
    Audio::AudioStream *getSoundStream(MusicId index);
    Audio::AudioStream *getSirenStream();
    MSNImage *getImage(int filenumber);
    const byte *getCursor(CursorId id) const;
    int getAudioRate();

private:
    void initGraphics();
    void initCursorGraphics();
    void initImages1();
    void initImages2();
    void loadImage(int filenumber);
    void loadSound1(AudioId id);
    void loadSound2(AudioId id);
    void initSiren();
    byte *generateTone(byte *buffer, int frequency, int length, int audioRate, Math::SineTable &table);

private:
    Common::ScopedPtr<Audio::SeekableAudioStream> *_soundSamples;
    Common::ScopedPtr<Common::MemoryReadStream> _musicIntroBuffer;
    Common::ScopedPtr<Common::MemoryReadStream> _musicOutroBuffer;
    Common::ScopedPtr<Audio::AudioStream> _musicIntro;
    Common::ScopedPtr<Audio::AudioStream> _musicOutro;
    Common::ScopedPtr<Audio::AudioStream> _sirenStream;
    SupernovaEngine *_vm;
    int _audioRate;
    MSNImage **_images;
    byte _cursorNormal[256];
    byte _cursorWait[256];
};

}

#endif