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include/engine/core/null_mixer.h

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+/* -----------------------------------------------------------------------------
+	GSFramework
+	Copyright 2001-2013 Emmanuel Julien. All Rights Reserved.
+------------------------------------------------------------------------------*/
+
+
+#ifndef	__NNULLMIXER__
+#define	__NNULLMIXER__
+
+
+		#include "core/mixer.h"
+
+
+namespace GS {
+	namespace Audio {
+
+/*!
+	@short	Null mixer.
+	@author Emmanuel Julien (ejulien@gsworks.fr)
+*/
+struct	NullMixer : public IMixer
+{
+		bool			Open() { return true; }
+		void			Close() {}
+
+		void			SuspendWorkerThread() {}
+		void			ResumeWorkerThread() {}
+
+		void			SetMasterVolume(float = 1.0) {}
+		float			GetMasterVolume() { return 1; }
+
+		bool			StartFast(int, FutureData *) { return false; }
+		int				Start(int, FutureData *) { return 0; }
+		bool			StreamFast(int, const char *) { return false; }
+		int				Stream(int, const char *) { return 0; }
+		void			Stop(int) {}
+		void			Pause(int) {}
+		void			Resume(int) {}
+
+		int				LockChannel() { return 0; }
+		void			UnlockChannel(int) {}
+		void			UnlockAllChannels() {}
+
+		float			GetChannelPitch(int) { return 1; }
+		float			GetChannelVolume(int) { return 1; }
+		float			GetChannelPanning(int) { return 0; }
+		Loop			GetChannelLoopMode(int) { return None; }
+		int				GetChannelLoopPosition(int) { return 0; }
+
+		void			SetChannelPitch(int, float) {}
+		void			SetChannelVolume(int, float) {}
+		void			SetChannelPanning(int, float) {}
+		void			SetChannelLoopMode(int, Loop = None) {}
+		void			SetChannelLoopPosition(int, int ms) {}
+
+		State			GetState(int) { return Invalid; }
+
+		FutureData		 *LoadSound(const char *) { return 0; }
+		void			UnloadSound(FutureData *) {}
+
+		~NullMixer() {}
+};
+
+	} // Audio
+} // GS
+
+
+#endif	// __NNULLMIXER__