#property link          "http://www.forexfactory.com/showthread.php?t=590623"
#property version       "1.0"
#property description   "HOLO"
#property strict
#property indicator_chart_window       

double   CurrentDayHigh    = 0,
         CurrentDayLow     = 0,
         HighestTodayOpen  = 0,
         LowestTodayOpen   = 0;
         
int      ShiftLowest       = 0,
         ShiftHighest      = 0;

int OnInit()
{
   return(INIT_SUCCEEDED);
}

int deinit() 
{  
   ObjectDelete("HO");
   ObjectDelete("LO");
   return (0);
}

int start() 
{
   HighestTodayOpen  = iOpen(Symbol(),PERIOD_H1,0);
   LowestTodayOpen   = iOpen(Symbol(),PERIOD_H1,0);
   CurrentDayHigh    = iHigh(Symbol(),PERIOD_D1,0);
   CurrentDayLow     = iLow(Symbol(),PERIOD_D1,0);
   
   int i = 0;
   for (i=Hour(); i>=0; i--)
   {
      datetime currentH1Time = iTime(Symbol(),PERIOD_H1,i);
      double openH1Price = iOpen(Symbol(),PERIOD_H1,i);
      if(HighestTodayOpen < openH1Price) HighestTodayOpen = openH1Price;
      if(LowestTodayOpen > openH1Price) LowestTodayOpen = openH1Price;
   }
   
   ShiftLowest = iLowest(Symbol(),PERIOD_H1,MODE_LOW,Hour());
   ShiftHighest = iHighest(Symbol(),PERIOD_H1,MODE_HIGH,Hour());
   
   DrawRectangle("HO",iTime(Symbol(),PERIOD_H1,ShiftHighest),CurrentDayHigh,Time[0],HighestTodayOpen,clrBisque);
   DrawRectangle("LO",iTime(Symbol(),PERIOD_H1,ShiftLowest),CurrentDayLow,Time[0],LowestTodayOpen,clrBisque);
   
   return (0);
}

void DrawRectangle(string name, datetime pTime1, double pPrice1, datetime pTime2, double pPrice2, color Col)
{
   if(ObjectFind(name) != 0)
   {
      ObjectCreate(name,OBJ_RECTANGLE,0,pTime1,pPrice1,pTime2,pPrice2); 
      ObjectSet(name,OBJPROP_COLOR,Col);
      ObjectSet(name,OBJPROP_BACK,true);
      ObjectSetText(name,name);
            
   }
   else
   {
      ObjectDelete(name);
      ObjectCreate(name,OBJ_RECTANGLE,0,pTime1,pPrice1,pTime2,pPrice2);    
      ObjectSet(name,OBJPROP_COLOR,Col);
      ObjectSet(name,OBJPROP_BACK,true);
      ObjectSetText(name,name);
   }
}