Simples Menu D3D Class With Items and CheckBox's

#include <Windows.h>
#include <stdio.h>
#include <d3d9.h>
#include <d3dx9.h>
#include <detours.h>

#pragma comment( lib, "d3d9.lib" )
#pragma comment( lib, "d3dx9.lib" )

class Menu
{
protected:
	DWORD CorFundo;
	DWORD CorBorda;
	DWORD CorEscrita;
	int TamanhoChk = 20;
	POINT MenuLoc;
	POINT MenuTamanho;
	char* MenuTitulo; 
	int ItemInicio;
	VOID FillRGB(INT x, INT y, INT w, INT h, D3DCOLOR Color, LPDIRECT3DDEVICE9 pDevice)
	{
		D3DRECT rec = { x, y, x + w, y + h };
		pDevice->Clear(1, &rec, D3DCLEAR_TARGET, Color, 0, 0);
	} //Fill Space 
	VOID DrawBorder(INT x, INT y, INT w, INT h, INT px, DWORD Color, LPDIRECT3DDEVICE9 pDevice)
	{
		FillRGB(x, (y + h - px), w, px, Color, pDevice);
		FillRGB(x, y, px, h, Color, pDevice);
		FillRGB(x, y, w, px, Color, pDevice);
		FillRGB((x + w - px), y, px, h, Color, pDevice);
	} //Draw Border
	VOID DrawRect(LPDIRECT3DDEVICE9 pDevice, INT x, INT y, INT w, INT h, DWORD Color)
	{
		D3DRECT rec;
		rec.x1 = x;
		rec.x2 = x + w;
		rec.y1 = y;
		rec.y2 = y + h;
		pDevice->Clear(1, &rec, D3DCLEAR_TARGET, Color, 0, 0);
	} //DrawRectangle with Background
	VOID Escrever(INT x, INT y, D3DCOLOR Color, CHAR *String)
	{
		RECT Rect;
		SetRect(&Rect, x, y, x, y);
		PFont->DrawTextA(0, String, -1, &Rect, DT_LEFT | DT_NOCLIP, Color);
	} //WriteText
	bool VerificarPressionado(int x, int y, int w, int h)
	{
		POINT Mouse;
		GetCursorPos(&Mouse);
		ScreenToClient(GetForegroundWindow(), &Mouse);
		if (GetAsyncKeyState(VK_LBUTTON))
		{
			if ((Mouse.x > x) && (Mouse.x < x + w) && (Mouse.y > y) && (Mouse.y < y + h))
			{
				Sleep(250);
				return true;
			}

		}
		return false;
	}  //If LBUTTON Pressed in Location :) ret True;
public:

	void SetupMenu(int x, int y, int w, int h, char* Titulo, DWORD CorF, DWORD CorB, DWORD CorE) // Config Menu
	{
		MenuLoc.x = x; // Location Menu X
		MenuLoc.y = y; // Location Menu Y
		ItemInicio = y + 23; // Items Begin Y
		MenuTamanho.x = w; // Menu Width
		MenuTamanho.y = h; // Menu Hegth
		MenuTitulo = Titulo; //Menu Title
		CorFundo = CorF; // Menu  BackGround Color
		CorBorda = CorB; //  Menu Border Color
		CorEscrita = CorE; // Menu Text Color
	}
	VOID DesenharMenu(LPDIRECT3DDEVICE9 pDevice) //Draw Menu
	{
		DrawRect(pDevice, MenuLoc.x, MenuLoc.y, MenuTamanho.x, MenuTamanho.y, CorFundo); //Draw BackGround Menu
		DrawBorder(MenuLoc.x, MenuLoc.y, MenuTamanho.x, MenuTamanho.y, 2, CorBorda, pDevice ); //Draw Border Menu
		DrawBorder(MenuLoc.x, MenuLoc.y, MenuTamanho.x, 21, 2, CorBorda, pDevice); //Draw Box Titulo
		Escrever((MenuTamanho.x / 2 )- MenuLoc.x , MenuLoc.y + 2, CorEscrita, MenuTitulo); // Draw Text Titulo
	}

	VOID AdicionarCheckBox(char* Texto, bool &Var, int Item, LPDIRECT3DDEVICE9 pDevice) // Add Item ( CheckBox )
	{
		int x = MenuLoc.x + 4; 
		int y = ItemInicio + (TamanhoChk * Item); 
		int w = 17;
		int h = 17;
		FillRGB(x, y, w, h, D3DCOLOR_ARGB(0, 0, 0, 100), pDevice);  // Draw Back BOX
		Escrever(x + 21, y, CorEscrita, Texto); // Draw Text 
		if (VerificarPressionado(x, y, w, h))Var = !Var; //If Click Mouse in Area of CheckBox
		if (Var)
		{
			FillRGB(x + 1, y + 1, w - 2, h - 2, D3DCOLOR_ARGB(255, 255, 255, 51), pDevice); // Draw Box Selected
		}

	}

}cMenu;