OpenTTD Source: src/music/bemidi.h Source File

OpenTTD Source 15.3

bemidi.h
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1/*
2 * This file is part of OpenTTD.
3 * 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.
4 * 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.
5 * 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 <https://www.gnu.org/licenses/old-licenses/gpl-2.0>.
6 */
7
10#ifndef MUSIC_BEMIDI_H
11#define MUSIC_BEMIDI_H
12
13#include "music_driver.hpp"
14
15/* For BMidiSynthFile */
16#include <MidiSynthFile.h>
17
19 class MusicDriver_BeMidi : public MusicDriver {
20public:
21 std::optional<std::string_view> Start(const StringList &param) override;
22
23 void Stop() override;
24
25 void PlaySong(const MusicSongInfo &song) override;
26
27 void StopSong() override;
28
29 bool IsSongPlaying() override;
30
31 void SetVolume(uint8_t vol) override;
32 std::string_view GetName() const override { return "bemidi"; }
33
34private:
35 BMidiSynthFile *midi_synth_file = nullptr;
36 double current_volume = 1.0;
37 bool just_started = false;
38};
39
41 class FMusicDriver_BeMidi : public DriverFactoryBase {
42public:
43 FMusicDriver_BeMidi() : DriverFactoryBase(Driver::DT_MUSIC, 10, "bemidi", "BeOS MIDI Driver") {}
44 std::unique_ptr<Driver> CreateInstance() const override { return std::make_unique<MusicDriver_BeMidi>(); }
45};
46
47#endif /* MUSIC_BEMIDI_H */
DriverFactoryBase
Base for all driver factories.
Definition driver.h:57
Driver::DT_MUSIC
@ DT_MUSIC
A music driver, needs to be before sound to properly shut down extmidi forked music players.
Definition driver.h:40
FMusicDriver_BeMidi
Factory for the BeOS midi player.
Definition bemidi.h:41
FMusicDriver_BeMidi::CreateInstance
std::unique_ptr< Driver > CreateInstance() const override
Create an instance of this driver-class.
Definition bemidi.h:44
MusicDriver_BeMidi
The midi player for BeOS.
Definition bemidi.h:19
MusicDriver_BeMidi::PlaySong
void PlaySong(const MusicSongInfo &song) override
Play a particular song.
Definition bemidi.cpp:31
MusicDriver_BeMidi::GetName
std::string_view GetName() const override
Get the name of this driver.
Definition bemidi.h:32
MusicDriver_BeMidi::StopSong
void StopSong() override
Stop playing the current song.
Definition bemidi.cpp:50
MusicDriver_BeMidi::Stop
void Stop() override
Stop this driver.
Definition bemidi.cpp:26
MusicDriver_BeMidi::IsSongPlaying
bool IsSongPlaying() override
Are we currently playing a song?
Definition bemidi.cpp:58
MusicDriver_BeMidi::Start
std::optional< std::string_view > Start(const StringList &param) override
Start this driver.
Definition bemidi.cpp:21
MusicDriver_BeMidi::SetVolume
void SetVolume(uint8_t vol) override
Set the volume, if possible.
Definition bemidi.cpp:72
MusicDriver
Driver for all music playback.
Definition music_driver.hpp:18
music_driver.hpp
Base for all music playback.
StringList
std::vector< std::string > StringList
Type for a list of strings.
Definition string_type.h:60
MusicSongInfo
Metadata about a music track.
Definition base_media_music.h:35