initial version ( megaglest 3.2.3-beta3 )

source/shared_lib/include/sound/sound_file_loader.h

@@ -0,0 +1,104 @@
+// ==============================================================
+//	This file is part of Glest Shared Library (www.glest.org)
+//
+//	Copyright (C) 2001-2008 Marti<74>o Figueroa
+//
+//	You can redistribute this code 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
+// ==============================================================
+
+#ifndef _SHARED_SOUND_SOUNDFILELOADER_H_
+#define _SHARED_SOUND_SOUNDFILELOADER_H_
+
+#include <string>
+#include <fstream>
+
+#include "types.h"
+#include "factory.h"
+
+struct OggVorbis_File;
+
+using std::string;
+using std::ifstream;
+
+namespace Shared{ namespace Sound{
+
+using Platform::uint32;
+using Platform::int8;
+using Util::MultiFactory;
+
+class SoundInfo;
+
+// =====================================================
+//	class SoundFileLoader  
+//
+///	Interface that all SoundFileLoaders will implement
+// =====================================================
+
+class SoundFileLoader{
+public:
+	virtual ~SoundFileLoader(){}
+
+	virtual void open(const string &path, SoundInfo *soundInfo)= 0;
+	virtual uint32 read(int8 *samples, uint32 size)= 0;
+	virtual void close()= 0;
+	virtual void restart()= 0;
+};
+
+// =====================================================
+//	class WavSoundFileLoader  
+//
+///	Wave file loader
+// =====================================================
+
+class WavSoundFileLoader: public SoundFileLoader{
+private:
+	static const int maxDataRetryCount= 10;
+
+private:
+	uint32 dataOffset;
+	uint32 dataSize;
+	uint32 bytesPerSecond;
+	ifstream f;
+
+public:
+	virtual void open(const string &path, SoundInfo *soundInfo);
+	virtual uint32 read(int8 *samples, uint32 size);
+	virtual void close();
+	virtual void restart();
+};
+
+// =====================================================
+//	class OggSoundFileLoader 
+//
+///	OGG sound file loader, uses ogg-vorbis library
+// =====================================================
+
+class OggSoundFileLoader: public SoundFileLoader{
+private:
+	OggVorbis_File *vf;
+	FILE *f;
+
+public:
+	virtual void open(const string &path, SoundInfo *soundInfo);
+	virtual uint32 read(int8 *samples, uint32 size);
+	virtual void close();
+	virtual void restart();
+};
+
+// =====================================================
+//	class SoundFileLoaderFactory
+// =====================================================
+
+class SoundFileLoaderFactory: public MultiFactory<SoundFileLoader>{
+private:
+	SoundFileLoaderFactory();
+public:
+	static SoundFileLoaderFactory * getInstance();
+};
+
+}}//end namespace
+
+#endif