---

AudioManager.cpp

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/*
    TSGL - Teddy Space Game Library
    Copyright (C) 2002 Timo Suoranta
    tksuoran@cc.helsinki.fi

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 of the License, or (at your option) any later version.

    This library 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
    Lesser General Public License for more details.

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

    $Id: AudioManager.cpp,v 1.1 2002/01/08 20:47:04 tksuoran Exp $
*/


#include "config.h"
#include "Teddy/SysSupport/Messages.h"
#include "Teddy/SpaceGame/AudioManager.h"
#include "Teddy/SpaceGame/Root.h"
#include <cstdio>
using namespace Teddy::SysSupport;


#if defined( WIN32 )
extern "C" {
#include "arch/win32/native_midi.h"
}
#endif

#if defined (HAVE_LIB_SDL_MIXER)

# include "SDL_mixer.h"
# if defined( _MSC_VER)
#  if defined( _DEBUG )
#   pragma comment (lib, "SDLD_mixer.lib")
#  else
#   pragma comment (lib, "SDL_mixer.lib")
#  endif
# endif

static Mix_Chunk *crash;
static Mix_Chunk *explode;
static Mix_Chunk *hit_em;
static Mix_Chunk *hyper;
static Mix_Chunk *pulse;

#else
# include <cstdio>
static void *crash;
static void *explode;
static void *hit_em;
static void *hyper;
static void *pulse;
#endif


namespace Teddy     {
namespace SpaceGame {


AudioManager::AudioManager( Root *root ){
    this->root = root;
#   if defined( WIN32 )
    if( root->isEnabled(RO_AUDIO) == true ){
        ::native_midi_init();
        init_msg( "native_midi_loadsong..." );
        char *mus_fname = "audio/adblue.mid";
        NativeMidiSong *music = ::native_midi_loadsong( mus_fname );
        if( music != NULL ){
            ::native_midi_start( music );
        }else{
            warn_msg( "Could not load %s", mus_fname );
        }
    }
#   endif

#   ifdef HAVE_LIB_SDL_MIXER
//  signal( SIGINT,  exit );
//  signal( SIGTERM, exit );

    /* Open the audio device */
    if( Mix_OpenAudio(MIX_DEFAULT_FREQUENCY, MIX_DEFAULT_FORMAT, 2, 2048) < 0 ){
        error_msg( MSG_HEAD "Couldn't open audio: %s", SDL_GetError() );
        return;
    }else{
//      Mix_QuerySpec( &audio_rate, &audio_format, &audio_channels );
/*      printf(
            "Opened audio at %d Hz %d bit %s\n",
            audio_rate,
            (audio_format&0xFF),
            (audio_channels > 1) ? "stereo" : "mono"
        );*/
    }

    crash   = Mix_LoadWAV( "audio/crash.wav"   );
    explode = Mix_LoadWAV( "audio/explode.wav" );
    hit_em  = Mix_LoadWAV( "audio/hitem.wav"   );
    hyper   = Mix_LoadWAV( "audio/hyper.wav"   );
    pulse   = Mix_LoadWAV( "audio/pulse.wav"   );
    if( crash   == NULL ) warn_msg( "Could not load audio/crash.wav"   );
    if( explode == NULL ) warn_msg( "Could not load audio/explode.wav" );
    if( hit_em  == NULL ) warn_msg( "Could not load audio/hit_em.wav"  );
    if( hyper   == NULL ) warn_msg( "Could not load audio/hyper.wav"   );
    if( pulse   == NULL ) warn_msg( "Could not load audio/pulse.wav"   );
    //printf( "WAV LOAD DONE\n" );

#   else
    warn_msg( "SDL_mixer was not available when built - Audio disabled" );
#   endif
}


void AudioManager::playCrash  (){ playWav( crash   ); }
void AudioManager::playExplode(){ playWav( explode ); }
void AudioManager::playHitEm  (){ playWav( hit_em  ); }
void AudioManager::playHyper  (){ playWav( hyper   ); }
void AudioManager::playPulse  (){ playWav( pulse   ); }                                   


void AudioManager::playWav( void *chunk ){
#   ifdef HAVE_LIB_SDL_MIXER
    if( root->isEnabled(RO_AUDIO) == true ){
        Mix_PlayChannel( -1, (Mix_Chunk*)chunk, 0 );
        //printf( "audio!!\n" );
    }else{
        //printf( "disabled audio!!\n" );
    }
#   endif
}


};  //  namespace SpaceGame
};  //  namespace Teddy