SoundPlayer.h

Go to the documentation of this file.

#ifndef SOUNDPLAYER_H_
#define SOUNDPLAYER_H_

#include <string>
#include "OpenAL.h"
#include "gtkutil/timer.h"

class ArchiveFile;

namespace sound
{

    class SoundPlayer
    {
        protected:
            // Are we set up yet? Defer initialisation until we play something.
            bool _initialised;

            ALCcontext* _context;

            // The buffer containing the currently played audio data
            ALuint _buffer;

            // The source playing the buffer
            ALuint _source;

            // The timer object to check whether the sound is done playing
            // to destroy the buffer afterwards
            gtkutil::Timer _timer;

        public:
            // Constructor
            SoundPlayer ();

            virtual ~SoundPlayer ();

            virtual void play (ArchiveFile& file);

            virtual void stop ();

        protected:
            // Initialises the AL context
            void initialise ();

            // Clears the buffer, stops playing
            void clearBuffer ();

            // This is called periodically to check whether the buffer can be cleared
            static gboolean checkBuffer (gpointer data);
    };

} // namespace sound

#endif /*SOUNDPLAYER_H_*/