Help with drawing a rectangle object that has only outline instead of fill.

 
Hey guys hoping everyone is okay. Can anyone please help me edit this beautiful indicator to have the boxes as background and also not filled. I will truly appreciate it.
//+------------------------------------------------------------------+
//|                                               LargeTimeFrame.mq4 |
//|                                      Copyright © 2005, Miramaxx. |
//|                                    mailto: morrr2001[dog]mail.ru |
//+------------------------------------------------------------------+
//                
//+------------------------------------------------------------------+
#property copyright "Copyright © 2005, Miramaxx."
#property link "mailto: morrr2001[dog]mail.ru"
//----
#property indicator_chart_window
//----
extern string Timeframe="H1";
extern int CountBars=5;
extern color Bear=Red;
extern color Bull=ForestGreen;
//----
   datetime time1;
   datetime time2;
   double open_price,close_price;
   int bar_tf;
   int PeriodName=0;
   int num=0;
   string error="TIMEFRAME SELECTED IS LARGER D1.";
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
   void ObjDel()
  {
   for(;num>=0;num--)
      ObjectDelete("Objtf"+num);
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
int init()
  {
   if (Timeframe=="M1") PeriodName=PERIOD_M1; //â òîì æå ïîðÿäêå, ÷òî è êíîïêè íà ïàíåëè
   else
      if (Timeframe=="M5") PeriodName=PERIOD_M5;
      else
         if (Timeframe=="M15")PeriodName=PERIOD_M15;
         else
            if (Timeframe=="M30")PeriodName=PERIOD_M30;
            else
               if (Timeframe=="H1") PeriodName=PERIOD_H1;
               else
                  if (Timeframe=="H4") PeriodName=PERIOD_H4;
                  else
                     if (Timeframe=="D1") PeriodName=PERIOD_D1;
                     else
                        if (Timeframe=="W1") PeriodName=PERIOD_W1;
                        else
                           if (Timeframe=="MN") PeriodName=PERIOD_MN1;
                           else
                             {
                              Comment(error);
                              return(0);
                             }
   Comment("LargeTimeframe(",Timeframe,")");
   return(0);
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
int deinit()
  {
   ObjDel();
   Comment("");
   return(0);
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
int start()
  {
   int i;
   ObjDel();
   num=0;
//----
   if (PeriodName<=Period())
     {
      Comment(error);
      return(0);
     }
//----
   for(bar_tf=CountBars;bar_tf>=0;bar_tf--)
     {
      time1=iTime(NULL,PeriodName,bar_tf);
      i=bar_tf-1;
      if (i<0)
         time2=Time[0];
      else
         time2=iTime(NULL,PeriodName,i)-Period()*60;
      open_price=iOpen(NULL,PeriodName,bar_tf);
      close_price=iClose(NULL,PeriodName,bar_tf);
//---
      ObjectCreate("Objtf"+num,OBJ_RECTANGLE,0,time1,open_price,time2,close_price);
      if (time2-time1<PeriodName*60/2)
         time2=Time[0];
      else
         time2=time1+PeriodName*60/2;
      num++;
//----      
      ObjectCreate("Objtf"+num,OBJ_TREND,0,time2,iHigh(NULL,PeriodName,bar_tf),time2,iLow(NULL,PeriodName,bar_tf));
      ObjectSet("Objtf"+num, OBJPROP_WIDTH, 3);
      ObjectSet("Objtf"+num, OBJPROP_RAY, false);
      ObjectSet("Objtf"+num, OBJPROP_BACK, true);
     
//----      
      if (close_price>open_price)
        {
         ObjectSet("Objtf"+(num-1),OBJPROP_COLOR, Bull);
         ObjectSet("Objtf"+num,OBJPROP_COLOR, Bull);
         ObjectSet("Objtf"+num, OBJPROP_FILL, false);
        }
      else
        {
         ObjectSet("Objtf"+(num-1),OBJPROP_COLOR, Bear);
         ObjectSet("Objtf"+num,OBJPROP_COLOR, Bear);
         ObjectSet("Objtf"+num, OBJPROP_FILL, false);
        }
      num++;
     }
   return(0);
  }
//+------------------------------------------------------------------+
 
ObjectSet("Objtf"+num, OBJPROP_FILL, false);

this is being applied to trend line.

the rectangle is created before increment num. so his name is 

"Objtf"+(num-1)
 
Samuel Manoel De Souza #:

this is being applied to trend line.

the rectangle is created before increment num. so his name is 

Thank you very much for the assistance. Be blessed man.