OpenTTD/src/music/bemidi.h

48 lines
1.6 KiB
C++

/*
* This file is part of OpenTTD.
* OpenTTD 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, version 2.
* OpenTTD 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 OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file bemidi.h Base of BeOS Midi support. */
#ifndef MUSIC_BEMIDI_H
#define MUSIC_BEMIDI_H
#include "music_driver.hpp"
/* For BMidiSynthFile */
#include <MidiSynthFile.h>
/** The midi player for BeOS. */
class MusicDriver_BeMidi : public MusicDriver {
public:
std::optional<std::string_view> Start(const StringList &param) override;
void Stop() override;
void PlaySong(const MusicSongInfo &song) override;
void StopSong() override;
bool IsSongPlaying() override;
void SetVolume(uint8_t vol) override;
std::string_view GetName() const override { return "bemidi"; }
private:
BMidiSynthFile *midi_synth_file = nullptr;
double current_volume = 1.0;
bool just_started = false;
};
/** Factory for the BeOS midi player. */
class FMusicDriver_BeMidi : public DriverFactoryBase {
public:
FMusicDriver_BeMidi() : DriverFactoryBase(Driver::DT_MUSIC, 10, "bemidi", "BeOS MIDI Driver") {}
Driver *CreateInstance() const override { return new MusicDriver_BeMidi(); }
};
#endif /* MUSIC_BEMIDI_H */