NullAudioBackend.h

   1 /*
   2  *  NullAudioBackend.h
   3  *  openc2e
   4  *
   5  *  Created by Bryan Donlan on Sun Aug 12 2007.
   6  *  Copyright (c) 2007 Bryan Donlan. All rights reserved.
   7  *
   8  *  This library is free software; you can redistribute it and/or
   9  *  modify it under the terms of the GNU Lesser General Public
  10  *  License as published by the Free Software Foundation; either
  11  *  version 2 of the License, or (at your option) any later version.
  12  *
  13  *  This library is distributed in the hope that it will be useful,
  14  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  *  Lesser General Public License for more details.
  17  *
  18  */
  19
  20 #ifndef _NULLAUDIOBACKEND_H
  21 #define _NULLAUDIOBACKEND_H
  22
  23 #include "AudioBackend.h"
  24
  25 class NullAudioBackend : public AudioBackend {
  26 protected:
  27         bool muted;
  28         AudioClip clip;
  29
  30 public:
  31         NullAudioBackend() { }
  32         void init() { muted = false; }
  33         void shutdown() { }
  34         void setViewpointCenter(float, float) { }
  35         void setMute(bool b) { muted = b; }
  36         bool isMuted() { return muted; }
  37         boost::shared_ptr<AudioSource> newSource() { return boost::shared_ptr<AudioSource>(); }
  38         AudioClip loadClip(const std::string &) { return AudioClip(); }
  39 };
  40
  41 #endif
  42