1 files changed, 133 insertions, 0 deletions
diff --git a/game/server/textstatsmgr.h b/game/server/textstatsmgr.h
new file mode 100644
index 0000000..473e1a0
--- /dev/null
+++ b/game/server/textstatsmgr.h
@@ -0,0 +1,133 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+#ifndef TEXTSTATSMGR_H
+#define TEXTSTATSMGR_H
+#ifdef _WIN32
+#pragma once
+#endif
+
+
+#include "filesystem.h"
+#include "utllinkedlist.h"
+
+
+// Text stats get to print their stuff by implementing this type of function.
+typedef void (*TextStatPrintFn)( IFileSystem *pFileSys, FileHandle_t hFile, void *pUserData );
+typedef void (*TextStatFileFn)();
+
+
+// The CTextStatsMgr is just a collection of CTextStat's that go into the same file.
+class CTextStatsMgr
+{
+public:
+	CTextStatsMgr( void );
+
+	// Write a file with all the registered stats.
+	bool				WriteFile( IFileSystem *pFileSystem, const char *pFilename = NULL );
+
+	// Get the preset filename to write stats to, if none is specified when writing
+	char				*GetStatsFilename( void );
+
+	// Set the filename to write stats to, if none is specified when writing
+	void				SetStatsFilename( char *sFilename );
+
+private:
+	char	m_szStatFilename[ MAX_PATH ];
+};
+
+
+// This is the default CTextStatsMgr, but there can be any number of them.
+extern CTextStatsMgr g_TextStatsMgr;
+
+
+
+// Make these to register text stat functions.
+class CTextStat
+{
+friend class CTextStatsMgr;
+
+public:
+				CTextStat();
+				CTextStat( TextStatPrintFn fn, void *pUserData, CTextStatsMgr *pMgr=&g_TextStatsMgr );
+				~CTextStat();
+
+	// This can be called if you don't want to pass parameters into the constructor.
+	void		Init( TextStatPrintFn printFn, void *pUserData, CTextStatsMgr *pMgr=&g_TextStatsMgr );
+	void		Term();
+
+
+private:
+
+				// Special constructor to just tie off the linked list.
+						CTextStat( bool bGlobalListHead );
+
+	// The global list of CTextStats.
+	static CTextStat*	GetTextStatsList();
+	
+	static void	RemoveFn( void *pUserData );
+	
+	// Link it into the global list.
+	CTextStat	*m_pPrev;
+	CTextStat	*m_pNext;
+	
+	CTextStatsMgr	*m_pMgr;
+	
+	TextStatPrintFn	m_PrintFn;
+	void			*m_pUserData;
+};
+
+
+// This class registers like a ConVar and acts like an int. When the game is shutdown,
+// its value will be saved in the stats file along with its name.s
+class CTextStatInt
+{
+public:
+				CTextStatInt( const char *pName, int initialValue=0, CTextStatsMgr *pMgr=&g_TextStatsMgr );
+
+				operator int() const	{ return m_Value; }
+	int			operator=( int val )	{ m_Value = val; return m_Value; }
+
+	int			operator++()			{ m_Value++; return m_Value; }
+	int			operator--()			{ m_Value--; return m_Value; }
+	int			operator+=( int val )	{ m_Value += val; return m_Value; }
+	int			operator-=( int val )	{ m_Value -= val; return m_Value; }
+	int			operator*=( int val )	{ m_Value *= val; return m_Value; }
+	int			operator/=( int val )	{ m_Value /= val; return m_Value; }
+
+
+private:
+
+	static void	PrintFn( IFileSystem *pFileSys, FileHandle_t hFile, void *pUserData );
+	
+
+private:
+	
+	const char		*m_pName;
+	int				m_Value;
+
+	CTextStat	m_Reg;	// Use to register ourselves.
+};
+
+
+// This can be registered to get a callback when the text stats mgr is saving its files.
+// You can write data out to your own file in here.
+class CTextStatFile
+{
+public:
+	CTextStatFile( TextStatFileFn fn );
+
+private:
+	friend class CTextStatsMgr;
+
+	static CTextStatFile *s_pHead;
+	CTextStatFile *m_pNext;
+	TextStatFileFn m_pFn;
+};
+
+
+#endif // TEXTSTATSMGR_H