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Music.h

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#ifndef __Music_H__
#define __Music_H__

// Includes

// Forward declares
class Asset;
class Platform_Sound_SoundStream;
class AudioFormat;


// Music
class Music
   {
   public:
      Music(
         const Asset& asset
         );
      
      ~Music();

      void SetLooping(bool looping);

      void Play();

      void Stop();

      void Pause();


      bool IsPlaying();

      float GetLength();

      float GetPosition();

      void SetPosition(float position);

      float GetVolume();

      void SetVolume(float level);

   private:
      friend class Audio;
      void Update();
      void CopySoundChunk(int bufferOffset,int maxBytes);

      int PositionFromTime(float time);
      float TimeFromPosition(int position);

   private:
      bool looping_;
      float storedPosition_;
      bool playing_;


      Platform_Sound_SoundStream* soundStream_;
      AudioFormat* format_;
      unsigned char* streamBuffer_;
      bool nextCopyToStart_;
      int lastCopySourceStart_;
      int lastCopyDestinationStart_;
      int lastCopyByteCount_;
      bool lastCopyReachedEnd_;
   };

#endif /* __Music_H__ */

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