/* $Id$ */ /* * 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 music_driver.hpp Base for all music playback. */ #ifndef MUSIC_MUSIC_DRIVER_HPP #define MUSIC_MUSIC_DRIVER_HPP #include "../driver.h" class MusicDriver: public Driver { public: virtual void PlaySong(const char *filename) = 0; virtual void StopSong() = 0; virtual bool IsSongPlaying() = 0; virtual void SetVolume(byte vol) = 0; }; class MusicDriverFactoryBase: public DriverFactoryBase { }; template <class T> class MusicDriverFactory: public MusicDriverFactoryBase { public: MusicDriverFactory() { this->RegisterDriver(((T *)this)->GetName(), Driver::DT_MUSIC, ((T *)this)->priority); } /** * Get the long, human readable, name for the Driver-class. */ const char *GetName(); }; extern MusicDriver *_music_driver; extern char *_ini_musicdriver; #endif /* MUSIC_MUSIC_DRIVER_HPP */