src/sound/jukebox.h

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00001 /******************************************************************************
00002  *  Wormux is a convivial mass murder game.
00003  *  Copyright (C) 2001-2004 Lawrence Azzoug.
00004  *
00005  *  This program is free software; you can redistribute it and/or modify
00006  *  it under the terms of the GNU General Public License as published by
00007  *  the Free Software Foundation; either version 2 of the License, or
00008  *  (at your option) any later version.
00009  *
00010  *  This program is distributed in the hope that it will be useful,
00011  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00012  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013  *  GNU General Public License for more details.
00014  *
00015  *  You should have received a copy of the GNU General Public License
00016  *  along with this program; if not, write to the Free Software
00017  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
00018  ******************************************************************************
00019  * Sound Engine
00020  *****************************************************************************/
00021 
00022 #ifndef JUKEBOX_H
00023 #define JUKEBOX_H
00024 //-----------------------------------------------------------------------------
00025 #include <SDL.h>
00026 #include <SDL_mixer.h>
00027 
00028 #include <map>
00029 #include <set>
00030 #include <utility>
00031 #include "../include/base.h"
00032 //-----------------------------------------------------------------------------
00033 
00034 class JukeBox 
00035 {
00036 private:
00037 
00038   typedef std::multimap<std::string, std::string>::value_type 
00039     sound_sample;
00040   typedef std::multimap<std::string, std::string>::iterator 
00041     sample_iterator;
00042 
00043   std::multimap<std::string, std::string> m_soundsamples;
00044 
00045   std::map<int, Mix_Chunk*> chunks;
00046 
00047   struct s_m_config{
00048     bool music;
00049     bool effects;
00050     int frequency;
00051     int channels; // (1 channel = mono, 2 = stereo, etc)
00052   } m_config;
00053 
00054   bool m_init;
00055 
00056   std::set<std::string> m_profiles_loaded;
00057 
00058   static void EndChunk(int channel);
00059 
00060 public:
00061   JukeBox();
00062   void Init();
00063   void End(); 
00064   
00065   bool UseMusic() const {return m_config.music;};
00066   bool UseEffects() const {return m_config.effects;};
00067   int GetFrequency() const {return m_config.frequency;};
00068   int HowManyChannels() const {return m_config.channels;};
00069   void Pause();
00070   void Resume();
00071   
00072   void ActiveMusic (bool on) {m_config.music = on ;};
00073   void ActiveEffects (bool on) {m_config.effects = on;};
00074 
00075   void SetFrequency (int frequency);
00076   void SetNumbersOfChannel(int channels); // Not used
00077 
00078   void LoadXML(const std::string& profile);
00079 
00085   int Play(const std::string& category, 
00086            const std::string& sample, 
00087            const int loop = 1);
00088   
00089   int Stop(int channel);
00090 
00091   int StopAll();
00092 
00093 private:
00099   int PlaySample (Mix_Chunk * sample, int loop=0); 
00100 };
00101 
00102 extern JukeBox jukebox;
00103 //-----------------------------------------------------------------------------
00104 #endif

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