audio.h

/***************************************************************************
 *   Copyright (C) 2007 by Mike Polan                                      *
 *   kanadakid@gmail.com                                                   *
 *                                                                         *
 *   This program 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     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program 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 this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/
// audio.h: various Audio related functions

#ifndef AUDIO_H
#define AUDIO_H

#include <iostream>
#include <map>
#include "SDL_mixer.h"

#include "case.h"

namespace Audio {

enum EffectChannel { CHANNEL_DIALOGUE=0, CHANNEL_SCRIPT, CHANNEL_GUI };

enum SampleType { SAMPLE_EFFECT, SAMPLE_MUSIC };

struct _Sample {
        ustring id; 
        SampleType type; 
        
        Mix_Chunk *effect; 
        ustring music; 
};
typedef struct _Sample Sample;

extern bool g_Output;

typedef std::map<ustring, Sample> AudioMap;

static AudioMap g_Audio;

typedef std::map<int, Mix_Chunk*> ChannelMap;

static ChannelMap Channels;

extern Mix_Music *g_Music;

bool loadSample(const ustring &path, Sample &sample);

void playEffect(const ustring &id, EffectChannel channel);

void playMusic(const ustring &id);

bool isMusicPlaying();

void haltMusic();

void pushAudio(const ustring &id, const Sample &sample);

void popAudio(const ustring &id);

Sample* queryAudio(const ustring &id);

void clearAudioStack();

}; // namespace Audio

#endif

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