path: root/src/sound/sound.h

/**

	The Mana World
	Copyright 2004 The Mana World Development Team

    This file is part of The Mana World.

    The Mana World 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; either version 2 of the License, or
    any later version.

    The Mana World 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.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with The Mana World; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

*/

#ifndef __SOUND_H
#define __SOUND_H

#include <list>
#include <string>
#include <fstream>

#ifdef WIN32
	#pragma warning(disable:4312)
#endif
#include <allegro.h>
#include <jgmod.h>
#include <string>
using namespace std;

/**
	rewrite of non-existend sdl-soundengine using allegro

	Bestviewd w/ Bitstream Vera Sans Mono @ 9pt and a tab-width of 2 spaces

	Author: kth5 aka Alexander Baldeck
		pipe your question, suggestions and flames to: kth5@gawab.com

	NOTE:
			i documented all functions in their implementation. ;-)
*/

#define TMWSOUND_MOD 1
#define TMWSOUND_MID 2
#define TMWSOUND_SFX 3

typedef unsigned short TMWSOUND_SID ;

class TmwSound {
	public:
		void  Init(int, int);
		int   Close();

		void  StartMIDI(char *, int);
		void  StartMOD(char *, int);
		void  StopBGM(); 

		void  StartWAV(char *, int);
		void  SetVol(int, int, int);
		void  SetAdjVol(int, int, int);

		TMWSOUND_SID LoadItem(char *, char);

		TmwSound() {isOk=-1;}

		/* if allegro is shut down or object is deleted any BGM is
		   stopped and SFX run out */
		~TmwSound() {StopBGM(); Close();};
	private:
		/* initial value is -1 which means error or noninitialzed.
		   you can only play sounds and bgm if this is 0.
		   that should be the case after calling Init() successfully */
		int isOk;

		MIDI   * mid;
		JGMOD  * mod;
		SAMPLE * sfx;

		int pan;
		int pitch;
		
		int ret;
		int vol_digi;
		int vol_midi;
		int vol_mod;

		typedef struct POOL_ITEM {
			/* incremental id of pool item */
			TMWSOUND_SID id;
			/* type of item */
			char type;
			/* (file-)name of sfx only kept for human reasons ^_^ */
			string fname;
			/* generic data casted before used */
			void * data;
		};

		/* list of preloaded sound data / items */
		list<POOL_ITEM> soundpool;
		list<POOL_ITEM>::iterator sounditem;
		TMWSOUND_SID items;

		bool isMaxVol(int);
};

#endif