OpenTTD
allegro_m.h
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1 /* $Id: allegro_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_ALLEGRO_H
13 #define MUSIC_ALLEGRO_H
14 
15 #include "music_driver.hpp"
16 
19 public:
20  /* virtual */ const char *Start(const char * const *param);
21 
22  /* virtual */ void Stop();
23 
24  /* virtual */ void PlaySong(const char *filename);
25 
26  /* virtual */ void StopSong();
27 
28  /* virtual */ bool IsSongPlaying();
29 
30  /* virtual */ void SetVolume(byte vol);
31  /* virtual */ const char *GetName() const { return "allegro"; }
32 };
33 
36 public:
37 #if !defined(WITH_SDL) && defined(WITH_ALLEGRO)
38  /* If SDL is not compiled in but Allegro is, chances are quite big
39  * that Allegro is going to be used. Then favour this sound driver
40  * over extmidi because with extmidi we get crashes. */
41  static const int PRIORITY = 9;
42 #else
43  static const int PRIORITY = 2;
44 #endif
45  FMusicDriver_Allegro() : DriverFactoryBase(Driver::DT_MUSIC, PRIORITY, "allegro", "Allegro MIDI Driver") {}
46  /* virtual */ Driver *CreateInstance() const { return new MusicDriver_Allegro(); }
47 };
48 
49 #endif /* MUSIC_ALLEGRO_H */