00001 /* $Id: extmidi.h 26108 2013-11-25 14:30:22Z rubidium $ */ 00002 00003 /* 00004 * This file is part of OpenTTD. 00005 * 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. 00006 * 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. 00007 * 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/>. 00008 */ 00009 00012 #ifndef MUSIC_EXTERNAL_H 00013 #define MUSIC_EXTERNAL_H 00014 00015 #include "music_driver.hpp" 00016 00017 class MusicDriver_ExtMidi : public MusicDriver { 00018 private: 00019 char *command; 00020 char song[MAX_PATH]; 00021 pid_t pid; 00022 00023 void DoPlay(); 00024 void DoStop(); 00025 00026 public: 00027 /* virtual */ const char *Start(const char * const *param); 00028 00029 /* virtual */ void Stop(); 00030 00031 /* virtual */ void PlaySong(const char *filename); 00032 00033 /* virtual */ void StopSong(); 00034 00035 /* virtual */ bool IsSongPlaying(); 00036 00037 /* virtual */ void SetVolume(byte vol); 00038 /* virtual */ const char *GetName() const { return "extmidi"; } 00039 }; 00040 00041 class FMusicDriver_ExtMidi : public DriverFactoryBase { 00042 public: 00043 FMusicDriver_ExtMidi() : DriverFactoryBase(Driver::DT_MUSIC, 3, "extmidi", "External MIDI Driver") {} 00044 /* virtual */ Driver *CreateInstance() const { return new MusicDriver_ExtMidi(); } 00045 }; 00046 00047 #endif /* MUSIC_EXTERNAL_H */