start 380 project5

changes to 380 project 4
changes to 350 project 2

Signed-off-by: Amrit Panesar <apanesar@4195tech.com>

COM380/Project5/GambleKit/Engine/Utils/GkLogFile.h

@@ -0,0 +1,71 @@
+//--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
+//	GambleKit Copyright (C) 2014 Ivan Donev
+//
+//	This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version.
+//
+//	This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
+//
+//	You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+//
+//	contact: gamblekit@gmail.com
+//--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
+
+#pragma once
+
+#include "..\GkDefinitions.h"
+
+#include "GkStrings.h"
+
+#include <fstream>
+
+template <class GKDLLCLASS T> class GKDLLCLASS GkLogFile
+{
+public:
+	wchar_t *fileName;
+	int numRecords;
+
+	GkLogFile(const wchar_t *fileName)
+	{
+		this->fileName = GkStrings::Copy(fileName);
+		
+		std::fstream file(this->fileName, std::ios::in | std::ios::out | std::ios::binary | std::ios::ate);
+		this->numRecords = (int)file.tellp() / (int)sizeof(T);
+		file.close();
+	};
+
+	~GkLogFile(void)
+	{
+		if (this->fileName != 0)
+			delete[] this->fileName;
+	};
+
+	void Write(T &record)
+	{
+		std::fstream file(this->fileName, std::ios::in | std::ios::out | std::ios::binary | std::ios::ate);
+		file.write((char*)&record, sizeof(T));
+		file.close();
+
+		this->numRecords++;
+	};
+
+	bool Read(int recordIndex, T &record)
+	{
+		if (recordIndex >= this->numRecords)
+			return false;
+
+		std::fstream file(this->fileName, std::ios::in | std::ios::binary);
+		file.seekg(recordIndex * sizeof(T));
+		file.read((char*)&record, sizeof(T));
+		file.close();
+
+		return true;
+	};
+
+	void Clear()
+	{
+		std::fstream file(this->fileName, std::ios::out | std::ios::trunc);
+		file.close();
+
+		this->numRecords = 0;
+	};
+};