soundmgr_plib.hxx

// soundmgr.hxx -- Sound effect management class
//
// Sound manager initially written by David Findlay
// <david_j_findlay@yahoo.com.au> 2001
//
// C++-ified by Curtis Olson, started March 2001.
//
// Copyright (C) 2001  Curtis L. Olson - http://www.flightgear.org/~curt
//
// 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., 675 Mass Ave, Cambridge, MA 02139, USA.
//
// $Id: soundmgr__plib_8hxx_source.html,v 1.3 2010/02/23 22:10:16 curt Exp $

#ifndef _SG_SOUNDMGR_HXX
#define _SG_SOUNDMGR_HXX 1

#ifndef __cplusplus
# error This library requires C++
#endif

#include <simgear/compiler.h>

#include STL_STRING
#include <map>

#include <plib/sl.h>
#include <plib/sm.h>

#include "sample_plib.hxx"

SG_USING_STD(map);
SG_USING_STD(string);


typedef struct {
        int n;
        slSample *sample;
} sample_ref;

typedef map < string, sample_ref * > sample_map;
typedef sample_map::iterator sample_map_iterator;
typedef sample_map::const_iterator const_sample_map_iterator;

typedef map < string, SGSoundSample * > sound_map;
typedef sound_map::iterator sound_map_iterator;
typedef sound_map::const_iterator const_sound_map_iterator;


class SGSoundMgr
{

    slScheduler *audio_sched;
    smMixer *audio_mixer;

    sound_map sounds;
    sample_map samples;

    double safety;

public:

    SGSoundMgr();
    ~SGSoundMgr();


    void init();


    void bind ();


    void unbind ();


    void update(double dt);


    void pause ();


    void resume ();


    inline bool is_working() const { return !audio_sched->notWorking(); }

    inline void reinit() { init(); }

    bool add( SGSoundSample *sound, const string& refname);

    SGSoundSample *add( const string& refname,
                      const char *path, const char *file = NULL );

    bool remove( const string& refname );

    bool exists( const string& refname );

    SGSoundSample *find( const string& refname );

    bool play_looped( const string& refname );

    bool play_once( const string& refname );

    bool is_playing( const string& refname );

    bool stop( const string& refname );

    inline slScheduler *get_scheduler( ) { return audio_sched; };
};


#endif // _SG_SOUNDMGR_HXX

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