_apputil.cpp

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#include "stdafx.h"
#include "_apputil.h"


float fps = 0.0f;
float fs_frame;
float fs_time = 0;
DWORD fs_save;

HANDLE g_output = NULL;
char g_title[256];


BOOL _fs_wait();


HWND _console(int x, int y, int width, int height, int buff_width, int buff_height, char *title)
{
	SMALL_RECT					srect;
	COORD						size;
	CONSOLE_SCREEN_BUFFER_INFO	info;
	RECT rect;
	HWND hWnd = NULL;

	AllocConsole();
	g_output=GetStdHandle(STD_OUTPUT_HANDLE);

	size.X = buff_width;
	size.Y = buff_height;

	SetConsoleScreenBufferSize(g_output,size);
	GetConsoleScreenBufferInfo(g_output,&info);

	srect.Left = 0;
	srect.Top = 0;
	srect.Right = info.dwMaximumWindowSize.X-1;
	srect.Bottom = info.dwMaximumWindowSize.Y-1;

	strcpy(g_title, title);

	SetConsoleWindowInfo(g_output, TRUE, &srect);
	SetConsoleTitle(g_title);

	while(!(hWnd = FindWindow(NULL, g_title)));

	GetWindowRect(hWnd, &rect);
	MoveWindow(hWnd, x, y, rect.right-rect.left, height, TRUE);

	return hWnd;
}

void _console_title(char *title)
{
	strcpy(g_title, title);
	SetConsoleTitle(g_title);
}

int _printf(const char *log, ...)
{
	static char buff[4096];
	vsprintf(buff, log, (char *)(&log+1));

	if(!g_output)
		return printf(buff);

	DWORD len = (DWORD)strlen(buff);
	return WriteConsole(g_output, buff, len, &len, 0);
}

BOOL _frame_skip()
{
	if(fs_time==0)	fs_save = GetTickCount();

//	while(_fs_wait());
	if(_fs_wait())
		return TRUE;

	fs_time -= 1000.0f / fs_frame;

	if(fs_time < 0)
		return FALSE;
	else			
		return TRUE;
}

BOOL _fs_wait()
{
	DWORD a = GetTickCount();

	fs_time += (a - fs_save);
	fs_save = a;

	if(fs_time < 0)
	{
//		Sleep(abs((int)fs_time));
		Sleep(1);
		return TRUE;
	}
	else
		return FALSE;
}

BOOL _frame_rate()
{
	static char str_debug[256];
	static DWORD dwFrame = 0;
	static DWORD dwOldTime = 0;

	++dwFrame;
	DWORD dwTime = GetTickCount() - dwOldTime;

	if(dwTime > 1000)
	{
		fps = dwFrame * 1000.0F / dwTime;
		dwOldTime = GetTickCount();
		dwFrame = 0;

		sprintf(str_debug, "%s - %3.1ffps", g_title, fps);
		SetConsoleTitle(str_debug);
		return TRUE;
	}
	return FALSE;
}

void _log(const char *log, ...)
{
	static char buff[4096];
	static char filename[256];
	static DWORD date = 0;

	DWORD update;
	struct tm *timer;
	long ct;
	char *tm;

	ct=(long)time(NULL);
	timer = localtime(&ct);
	tm=asctime(timer);
	tm[strlen(tm)-1] = NULL;

	update = (timer->tm_year+1900)*10000 + (timer->tm_mon+1)*100 + timer->tm_mday;

	if(date != update)
	{
		date = update;
		sprintf(filename, "%s%d.txt", LOG_FILE, date);
	}

	vsprintf(buff, log, (char *)(&log+1));
	_printf("%s\n", buff);

	FILE *fp = fopen(filename, "a+t");
	fprintf(fp, "[%s] - %s\n", tm, buff);
	fclose(fp);
}