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/* $Id$ */
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/*
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* This file is part of OpenTTD.
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* 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.
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* 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.
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* 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/>.
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*/
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/** @file null_m.h Base for the silent music playback. */
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#ifndef MUSIC_NULL_H
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#define MUSIC_NULL_H
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#include "music_driver.hpp"
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/** The music player that does nothing. */
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class MusicDriver_Null: public MusicDriver {
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class MusicDriver_Null : public MusicDriver {
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public:
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/* virtual */ const char *Start(const char * const *param) { return NULL; }
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/* virtual */ void Stop() { }
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/* virtual */ void PlaySong(const char *filename) { }
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/* virtual */ void StopSong() { }
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/* virtual */ bool IsSongPlaying() { return true; }
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/* virtual */ void SetVolume(byte vol) { }
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/* virtual */ const char *GetName() const { return "null"; }
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};
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/** Factory for the null music player. */
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class FMusicDriver_Null : public DriverFactoryBase {
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public:
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FMusicDriver_Null() : DriverFactoryBase(Driver::DT_MUSIC, 1, "null", "Null Music Driver") {}
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/* virtual */ Driver *CreateInstance() const { return new MusicDriver_Null(); }
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};
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#endif /* MUSIC_NULL_H */
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