Draw CheckBox Function

struct {	 
  char *txt;	   
  bool  *var;	  
} check[100];
void Drawcheckbox(char *txt,int x, int y, int w, int h,bool *var,D3DCOLOR text, D3DCOLOR border, D3DCOLOR oncolor, D3DCOLOR offcolor,IDirect3DDevice9* pDevice )
{
	 check[0].var=var;
	 check[0].txt=txt;
	DrawBox(x,y,w,h,offcolor,border,pDevice);
	DrawText(x + w + 5,y + 5,text, txt, pDevice);
	if(isMouseinRegion(x,y,x+w,y+h))
	{
		if(GetAsyncKeyState(VK_LBUTTON)&1)
		{
			*var =! *var;
		}
	}
	if(*var)
	{
		DrawBox(x,y,w,h,oncolor,border,pDevice);
	}
}

bool t1;

/*Drawcheckbox(text, x, y, w, h, &+boolean for your hack, textcolor,bordercolor, oncolor, offcolor, pDevice); */
Drawcheckbox("test",60,80,76,56,&t1,Red, Blue,Green, Red, pDevice);

if(t1)
{
//do hack for checkbox 1 here
}

bool isMouseinRegion(int x1, int y1, int x2, int y2)
{
    POINT cPos;
    GetCursorPos(&cPos);
    if(cPos.x > x1 && cPos.x < x2 && cPos.y > y1 && cPos.y < y2){
        return true;
    } else {
        return false;
    }
}

void FillRGB( int x, int y, int w, int h, D3DCOLOR color, IDirect3DDevice9* pDevice )
{
	D3DRECT rec = { x, y, x + w, y + h };
	pDevice->Clear( 1, &rec, D3DCLEAR_TARGET, color, 0, 0 );
}

void DrawBorder( int x, int y, int w, int h, int px, D3DCOLOR BorderColor, IDirect3DDevice9* pDevice )
{
	FillRGB( x, (y + h - px), w, px,	BorderColor, pDevice );
	FillRGB( x, y, px, h,				BorderColor, pDevice );
	FillRGB( x, y, w, px,				BorderColor, pDevice );
	FillRGB( (x + w - px), y, px, h,	BorderColor, pDevice );
}

void DrawBox( int x, int y, int w, int h, D3DCOLOR BoxColor, D3DCOLOR BorderColor, IDirect3DDevice9* pDevice )
{
	FillRGB( x, y, w, h,		BoxColor, pDevice );
	DrawBorder( x, y, w, h, 1,	BorderColor, pDevice );
}

void DrawText(int x,int y,DWORD color,char *text, LPDIRECT3DDEVICE9 pDevice){
RECT rect;
SetRect( &rect, x, y, x, y );
Directx_Font->DrawTextA(NULL,text,-1,&rect, DT_LEFT|DT_NOCLIP, color);
}