OpenTTD: src/music/null_m.h Source File

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null_m.h
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1 /* $Id: null_m.h 26108 2013-11-25 14:30:22Z rubidium $ */
2
3 /*
4 * This file is part of OpenTTD.
5 * 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.
6 * 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.
7 * 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/>.
8 */
9
12 #ifndef MUSIC_NULL_H
13 #define MUSIC_NULL_H
14
15 #include "music_driver.hpp"
16
18 class MusicDriver_Null : public MusicDriver {
19 public:
20 /* virtual */ const char *Start(const char * const *param) { return NULL; }
21
22 /* virtual */ void Stop() { }
23
24 /* virtual */ void PlaySong(const char *filename) { }
25
26 /* virtual */ void StopSong() { }
27
28 /* virtual */ bool IsSongPlaying() { return true; }
29
30 /* virtual */ void SetVolume(byte vol) { }
31 /* virtual */ const char *GetName() const { return "null"; }
32 };
33
35 class FMusicDriver_Null : public DriverFactoryBase {
36 public:
37 FMusicDriver_Null() : DriverFactoryBase(Driver::DT_MUSIC, 1, "null", "Null Music Driver") {}
38 /* virtual */ Driver *CreateInstance() const { return new MusicDriver_Null(); }
39 };
40
41 #endif /* MUSIC_NULL_H */