null_m.h

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00001 /* $Id: null_m.h 12971 2008-05-06 15:11:33Z rubidium $ */
00002 
00005 #ifndef MUSIC_NULL_H
00006 #define MUSIC_NULL_H
00007 
00008 #include "music_driver.hpp"
00009 
00010 class MusicDriver_Null: public MusicDriver {
00011 public:
00012   /* virtual */ const char *Start(const char * const *param) { return NULL; }
00013 
00014   /* virtual */ void Stop() { }
00015 
00016   /* virtual */ void PlaySong(const char *filename) { }
00017 
00018   /* virtual */ void StopSong() { }
00019 
00020   /* virtual */ bool IsSongPlaying() { return true; }
00021 
00022   /* virtual */ void SetVolume(byte vol) { }
00023 };
00024 
00025 class FMusicDriver_Null: public MusicDriverFactory<FMusicDriver_Null> {
00026 public:
00027   static const int priority = 0;
00028   /* virtual */ const char *GetName() { return "null"; }
00029   /* virtual */ const char *GetDescription() { return "Null Music Driver"; }
00030   /* virtual */ Driver *CreateInstance() { return new MusicDriver_Null(); }
00031 };
00032 
00033 #endif /* MUSIC_NULL_H */

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