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/OSSpecific/GkOSUtils.cpp

@@ -0,0 +1,201 @@
+//--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
+//	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
+//--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
+
+#include "GkOSUtils.h"
+
+#include <stdlib.h>
+#include <time.h>
+
+GkOSUtils::GkOSUtils(void)
+{
+}
+
+
+GkOSUtils::~GkOSUtils(void)
+{
+}
+
+
+void* GkOSUtils::GetMem(int size)
+{
+	return malloc(size);
+}
+
+void GkOSUtils::FreeMem(void* data)
+{
+	free(data);
+}
+
+void GkOSUtils::ZeroMem(void* data, int size)
+{
+	memset(data, 0, size);
+}
+
+void GkOSUtils::CopyMem(void* destination, void* source, int size)
+{
+	memcpy(destination, source, size);
+}
+
+int GkOSUtils::CompareMem(void* block1, void* block2, int size)
+{
+	return memcmp(block1, block2, size);
+}
+
+long long GkOSUtils::GetPerformanceCounter()
+{
+	LARGE_INTEGER result;
+
+	if (QueryPerformanceCounter(&result))
+		return result.QuadPart;
+	else
+		return -1;
+}
+
+long long GkOSUtils::GetPerformanceCounterFrequency()
+{
+	LARGE_INTEGER result;
+
+	if (QueryPerformanceFrequency(&result))
+		return result.QuadPart;
+	else
+		return -1;
+}
+
+void GkOSUtils::ShowMessage(const char *text, HWND windowHandle)
+{
+	MessageBox(windowHandle, text, "Message", MB_OK);
+}
+
+int GkOSUtils::GetScreenWidth()
+{
+	return GetSystemMetrics(SM_CXSCREEN);
+}
+
+int GkOSUtils::GetScreenHeight()
+{
+	return GetSystemMetrics(SM_CYSCREEN);
+}
+
+
+BOOL CALLBACK MonitorEnumProc(HMONITOR hMonitor, HDC hdcMonitor, LPRECT lprcMonitor, LPARAM dwData)
+{
+    int *Count = (int*)dwData;
+    (*Count)++;
+    return TRUE;
+}
+
+int GkOSUtils::GetNumberOfScreens()
+{
+    int Count = 0;
+    if (EnumDisplayMonitors(NULL, NULL, MonitorEnumProc, (LPARAM)&Count))
+        return Count;
+    return -1;//signals an error
+}
+
+DateTime GkOSUtils::GetDateTime()
+{
+	time_t currentTime;
+	time(&currentTime);
+
+	tm localTime;
+	localtime_s(&localTime, &currentTime);
+
+	DateTime result;
+	result.day = localTime.tm_mday;
+	result.month = 1 + localTime.tm_mon;
+	result.year = 1900 + localTime.tm_year;
+	result.hour = localTime.tm_hour;
+	result.minute = localTime.tm_min;
+	result.second = localTime.tm_sec;
+
+	return result;
+}
+
+bool GkOSUtils::SetDateTime(DateTime &dateTime)
+{
+	SYSTEMTIME sysTime;
+	sysTime.wDay = dateTime.day;
+	sysTime.wMonth = dateTime.month;
+	sysTime.wYear = dateTime.year;
+	sysTime.wHour = dateTime.hour;
+	sysTime.wMinute = dateTime.minute;
+	sysTime.wSecond = dateTime.second;
+	sysTime.wMilliseconds = 0;
+
+	return SetLocalTime(&sysTime) != 0;
+}
+
+int GkOSUtils::GetSecondsElapsed(DateTime &since)
+{
+	//TODO
+	
+	DateTime now = GkOSUtils::GetDateTime();
+	return ((now.hour - since.hour) * 60 + (now.minute - since.minute)) * 60 + (now.second - since.second);
+}
+
+DateTime GkOSUtils::GetFileModificationDateTime(const wchar_t *fileName)
+{
+	DateTime result;
+
+	HANDLE handle = CreateFileW(fileName, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
+	if (handle != INVALID_HANDLE_VALUE) 
+	{
+		FILETIME created, accessed, modified;
+
+		GetFileTime(handle, &created, &accessed, &modified);
+	
+		FILETIME localFileTime;
+		FileTimeToLocalFileTime(&modified, &localFileTime);
+
+		SYSTEMTIME localTime;
+		FileTimeToSystemTime(&localFileTime, &localTime);
+
+		result.day = localTime.wDay;
+		result.month = localTime.wMonth;
+		result.year = localTime.wYear;
+		result.hour = localTime.wHour;
+		result.minute = localTime.wMinute;
+		result.second = localTime.wSecond;
+	}
+	CloseHandle(handle);
+
+	return result;
+}
+
+std::string GkOSUtils::GetApplicationName()
+{
+	TCHAR buffer[MAX_PATH]={0};
+	GetModuleFileName(NULL, buffer, MAX_PATH);
+	return std::string(buffer);
+}
+
+std::string GkOSUtils::GetApplicationPath()
+{
+	std::string applicationName = GkOSUtils::GetApplicationName();
+	int nameLength = applicationName.length();
+	char path[MAX_PATH];
+	int pathLast = 0;
+	for (int i = 0; i < nameLength; i++)
+	{
+		path[i] = applicationName[i];
+		if (path[i] == '\\')
+			pathLast = i;
+	}
+	path[pathLast + 1] = 0;
+
+	return std::string(path);
+}
+
+void GkOSUtils::Execute(const char *command)
+{
+	ShellExecuteA(GetDesktopWindow(), "open", command, NULL, NULL, SW_SHOWNORMAL);
+}