music_source.cpp

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/* Copyright, 2000-2004 Nevrax Ltd.
 *
 * This file is part of NEVRAX NEL.
 * NEVRAX NEL 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, or (at your option)
 * any later version.

 * NEVRAX NEL 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 NEVRAX NEL; see the file COPYING. If not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
 * MA 02111-1307, USA.
 */

#include "stdsound.h"

#include "music_source.h"
#include "music_sound.h"
#include "audio_mixer_user.h"
#include "music_sound_manager.h"


namespace NLSOUND {


// ***************************************************************************
CMusicSource::CMusicSource(CMusicSound *musicSound, bool spawn, TSpawnEndCallback cb, void *cbUserParam, NL3D::CCluster *cluster)
    :   CSourceCommon(musicSound, spawn, cb, cbUserParam, cluster)
{
    _MusicSound= musicSound;
}

// ***************************************************************************
CMusicSource::~CMusicSource()
{
    if(isPlaying())
        stop();

    // avoid any bug, ensure the source is removed
    CAudioMixerUser::instance()->getBackgroundMusicManager()->removeMusicSourcePlaying(this);
}

// ***************************************************************************
TSoundId            CMusicSource::getSound()
{
    return _MusicSound;
}

// ***************************************************************************
void                CMusicSource::play()
{
    // if already playing, no-op (don't restart)
    if(isPlaying())
        return;

    // append and play common
    CAudioMixerUser::instance()->getBackgroundMusicManager()->addMusicSourcePlaying(this);
    CSourceCommon::play();
}

// ***************************************************************************
void                CMusicSource::stop()
{
    // if already non-playing, no-op (don't restop)
    if(!isPlaying())
        return;

    // remove and stop common
    CAudioMixerUser::instance()->getBackgroundMusicManager()->removeMusicSourcePlaying(this);
    CSourceCommon::stop();
}


} // NLSOUND