2009-08-21 22:21:05 +02:00
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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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2008-05-06 17:11:33 +02:00
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/** @file null_m.h Base for the silent music playback. */
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2005-07-23 17:16:57 +02:00
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#ifndef MUSIC_NULL_H
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#define MUSIC_NULL_H
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2007-07-05 14:23:54 +02:00
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#include "music_driver.hpp"
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2005-07-23 17:16:57 +02:00
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2011-05-02 18:14:23 +02:00
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/** The music player that does nothing. */
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2013-11-25 15:30:22 +01:00
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class MusicDriver_Null : public MusicDriver {
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2007-07-05 14:23:54 +02:00
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public:
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2023-09-16 22:20:53 +02:00
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const char *Start(const StringList &) override { return nullptr; }
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2007-07-05 14:23:54 +02:00
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2019-03-03 23:25:13 +01:00
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void Stop() override { }
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2007-07-05 14:23:54 +02:00
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2023-09-16 22:20:53 +02:00
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void PlaySong(const MusicSongInfo &) override { }
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2007-07-05 14:23:54 +02:00
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2019-03-03 23:25:13 +01:00
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void StopSong() override { }
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2007-07-05 14:23:54 +02:00
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2019-03-03 23:25:13 +01:00
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bool IsSongPlaying() override { return true; }
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2007-07-05 14:23:54 +02:00
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2023-09-16 22:20:53 +02:00
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void SetVolume(byte) override { }
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2019-03-03 23:25:13 +01:00
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const char *GetName() const override { return "null"; }
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2007-07-05 14:23:54 +02:00
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};
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2011-05-02 18:14:23 +02:00
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/** Factory for the null music player. */
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2013-11-25 15:26:46 +01:00
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class FMusicDriver_Null : public DriverFactoryBase {
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2007-07-05 14:23:54 +02:00
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public:
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2013-11-25 15:26:46 +01:00
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FMusicDriver_Null() : DriverFactoryBase(Driver::DT_MUSIC, 1, "null", "Null Music Driver") {}
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2019-03-03 23:25:13 +01:00
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Driver *CreateInstance() const override { return new MusicDriver_Null(); }
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2007-07-05 14:23:54 +02:00
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};
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2005-07-23 17:16:57 +02:00
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2007-02-12 22:55:10 +01:00
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#endif /* MUSIC_NULL_H */
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