music.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 TWINE_MUSIC_H
#define TWINE_MUSIC_H

#include "audio/midiplayer.h"
#include "audio/mixer.h"
#include "common/scummsys.h"

namespace TwinE {

class TwinEEngine;

class TwinEMidiPlayer : public Audio::MidiPlayer {
private:
    TwinEEngine *_engine;
public:
    TwinEMidiPlayer(TwinEEngine *engine);
    void play(byte *buf, int size, bool loop);
};

class Music {
private:
    TwinEEngine *_engine;
    TwinEMidiPlayer _midiPlayer;

    void fadeMusicMidi(uint32 time = 1);

    uint8 *midiPtr = nullptr;
    Audio::SoundHandle _midiHandle;
    int32 numXmi = -1;
    int32 currentMusicCD = -1;
    // int32 endMusicCD = -1;
    const bool _flagVoiceCD = false;
public:
    // TODO: implement the handling
    int32 _nextMusic = -1;       // lba2: NextMusic
    int32 _nextMusicTimer;       // lba2: NextMusicTimer
    bool _stopLastMusic = false; // lba2: StopLastMusic
private:
    void stopMusicCD();
    bool playMidi(int32 midiIdx);
    int32 getLengthTrackCDR(int track) const;
    bool playTrackCDR(int32 track);
public:
    Music(TwinEEngine *engine);

    void musicVolume(int32 volume);

    bool playCdTrack(int32 track);
    bool playMusic(int32 track);
    bool playMidiFile(int32 midiIdx);

    void playAllMusic(int track);

    void stopMusicMidi();

    bool initCdrom();

    void stopMusic();

    bool isMidiPlaying() const;
    int32 getMusicCD();
};

} // namespace TwinE

#endif