text: // Copyright (C) 2020 Jérôme Leclercq
  // This file is part of the "Nazara Engine - Audio module"
  // For conditions of distribution and use, see copyright notice in Config.hpp
  
  #pragma once
  
  #ifndef NAZARA_MUSIC_HPP
  #define NAZARA_MUSIC_HPP
  
  #include <Nazara/Prerequisites.hpp>
  #include <Nazara/Audio/Enums.hpp>
  #include <Nazara/Audio/SoundEmitter.hpp>
  #include <Nazara/Audio/SoundStream.hpp>
  #include <condition_variable>
  #include <exception>
  #include <mutex>
  
  namespace Nz
  {
  	struct MusicImpl;
  
  	class NAZARA_AUDIO_API Music : public Resource, public SoundEmitter
  	{
  		public:
  			Music();
  			Music(const Music&) = delete;
  			Music(Music&&) noexcept;
  			~Music();
  
  			bool Create(std::shared_ptr<SoundStream> soundStream);
  			void Destroy();
  
  			void EnableLooping(bool loop) override;
  
  			UInt32 GetDuration() const override;
  			AudioFormat GetFormat() const;
  			UInt32 GetPlayingOffset() const override;
  			UInt64 GetSampleCount() const;
  			UInt32 GetSampleRate() const;
  			SoundStatus GetStatus() const override;
  
  			bool IsLooping() const override;
  
  			bool OpenFromFile(const std::filesystem::path& filePath, const SoundStreamParams& params = SoundStreamParams());
  			bool OpenFromMemory(const void* data, std::size_t size, const SoundStreamParams& params = SoundStreamParams());
  			bool OpenFromStream(Stream& stream, const SoundStreamParams& params = SoundStreamParams());
  
  			void Pause() override;
  			void Play() override;
  
  			void SetPlayingOffset(UInt32 offset);
  
  			void Stop() override;
  
  			Music& operator=(const Music&) = delete;
  			Music& operator=(Music&&) noexcept;
  
  		private:
  			std::unique_ptr<MusicImpl> m_impl;
  
  			bool FillAndQueueBuffer(unsigned int buffer);
  			void MusicThread(std::condition_variable& cv, std::mutex& m, std::exception_ptr& err);
  			void StopThread();
  	};
  }
  
  #endif // NAZARA_MUSIC_HPP
  