media_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 HARVESTER_MEDIA_MANAGER_H
#define HARVESTER_MEDIA_MANAGER_H
 
#include "audio/mixer.h"
#include "common/array.h"
#include "common/str.h"
 
namespace Graphics {
class Screen;
}
 
namespace Harvester {
 
class Art;
class ResourceManager;
class EntityManager;
struct AudioCommand;
class Text;
 
class MediaManager {
public:
    explicit MediaManager(ResourceManager &resources);
    ~MediaManager();
 
    EntityManager *getRuntimeEntities() const { return _entityManager; }
    Graphics::Screen *getScreen() const { return _screen; }
    int getDisplayWidth() const { return _displayWidth; }
    int getDisplayHeight() const { return _displayHeight; }
    Art *getArt() const { return _art; }
    Text *getText() const { return _text; }
    const Common::String &getMusicPath() const { return _musicPath; }
 
    static float mapGammaLevelToBrightnessScale(int level);
 
    void resetScreen(int width, int height);
    void requestRoomFadeAfterMovie() { _fadeRoomAfterNextMovie = true; }
    void finishMoviePlayback();
    bool isRoomPaletteFadePending() const { return _roomPaletteFadePending; }
    void clearRoomPaletteFade() { _roomPaletteFadePending = false; }
    void resetMoviePaletteState();
    bool loadArt();
    bool loadText();
    bool loadQuickTipsResources(bool useTextboxPanel);
    void drawWaitFrame() const;
    void applyMixerLevels(int fxLevel, int musicLevel);
    bool isMusicPlaying() const;
    bool playMusic(const Common::String &path);
    void pauseMusic(bool paused);
    void stopMusic();
    bool executeAudioCommand(const AudioCommand &command);
    bool playSound(const Common::String &path);
    bool playSingleSound(const Common::String &path);
    void stopSingleSound();
    bool isSingleSoundPlaying() const;
    bool playSpeech(const Common::String &path);
    void stopSpeech();
    bool isSpeechPlaying() const;
    bool loadSound(int slot, const Common::String &path);
    bool playLoadedSound(int slot);
    bool deleteLoadedSound(int slot);
    void stopSound();
 
private:
    void stopSoundHandle(Audio::SoundHandle &handle);
    bool validateLoadedSoundSlot(int slot) const;
 
    ResourceManager &_resources;
    EntityManager *_entityManager = nullptr;
    Graphics::Screen *_screen = nullptr;
    int _displayWidth = 0;
    int _displayHeight = 0;
    bool _fadeRoomAfterNextMovie = false;
    bool _roomPaletteFadePending = false;
    Art *_art = nullptr;
    Text *_text = nullptr;
    Audio::SoundHandle _musicHandle;
    Audio::SoundHandle _singleSoundHandle;
    Audio::SoundHandle _speechHandle;
    Common::String _musicPath;
    int _soundSlotIndex = -1;
    Common::String _soundPaths[8];
    Audio::SoundHandle _soundHandles[8];
    Common::String _loadedSoundPaths[4];
    Common::Array<byte> _loadedSoundData[4];
    Audio::SoundHandle _loadedSoundHandles[4];
};
 
} // End of namespace Harvester
 
#endif // HARVESTER_MEDIA_MANAGER_H