gemrb/core/Audio.h

   1 /* GemRB - Infinity Engine Emulator
   2  * Copyright (C) 2003-2004 The GemRB Project
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License
   6  * as published by the Free Software Foundation; either version 2
   7  * of the License, or (at your option) any later version.
   8
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  17  *
  18  *
  19  */
  20
  21 #ifndef AUDIO_H_INCLUDED
  22 #define AUDIO_H_INCLUDED
  23
  24 #include "globals.h"
  25 #include "win32def.h"
  26
  27 #include "Plugin.h"
  28
  29 #define GEM_SND_RELATIVE 1
  30 #define GEM_SND_SPEECH   IE_STR_SPEECH // 4
  31 #define GEM_SND_VOL_MUSIC    1
  32 #define GEM_SND_VOL_AMBIENTS 2
  33
  34 class AmbientMgr;
  35 class SoundMgr;
  36
  37 class GEM_EXPORT Audio : public Plugin {
  38 public:
  39         static const TypeID ID;
  40 public:
  41     Audio(void);
  42     virtual ~Audio();
  43     virtual bool Init(void) = 0;
  44     virtual unsigned int Play(const char* ResRef, int XPos = 0, int YPos = 0, unsigned int flags = GEM_SND_RELATIVE) = 0;
  45     virtual bool IsSpeaking() = 0;
  46     virtual AmbientMgr* GetAmbientMgr() { return ambim; }
  47     virtual void UpdateVolume(unsigned int flags = GEM_SND_VOL_MUSIC | GEM_SND_VOL_AMBIENTS) = 0;
  48     virtual bool CanPlay() = 0;
  49     virtual void ResetMusics() = 0;
  50     virtual bool Play() = 0;
  51     virtual bool Stop() = 0;
  52     virtual int CreateStream(Holder<SoundMgr>) = 0;
  53     virtual void UpdateListenerPos(int XPos, int YPos ) = 0;
  54     virtual void GetListenerPos(int &XPos, int &YPos ) = 0;
  55     virtual bool ReleaseStream(int stream, bool HardStop=false ) = 0;
  56     virtual int SetupNewStream( ieWord x, ieWord y, ieWord z,
  57                 ieWord gain, bool point, bool Ambient) = 0;
  58     virtual int QueueAmbient(int stream, const char* sound) = 0;
  59     virtual void SetAmbientStreamVolume(int stream, int volume) = 0;
  60     virtual void QueueBuffer(int stream, unsigned short bits,
  61                 int channels, short* memory, int size, int samplerate) = 0;
  62
  63 protected:
  64     AmbientMgr* ambim;
  65
  66 };
  67
  68 #endif // AUDIO_H_INCLUDED