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void PreviousBarTotals(int limit,double &lowPrice,int &arraySize)
  {
//--- Opening a tick history file
   bool fileClose = false;
   int hTicksFile = FileOpen(Symbol() + ".tks", FILE_BIN | FILE_READ | FILE_SHARE_READ | FILE_SHARE_WRITE);
   if(hTicksFile<1)
      fileClose=true;

//--- Search for the first tick belonging to the limit bar or any later bar
   TickStruct tick;
   tick.time= Time[limit];
   tick.bid = Open[limit];
   while(!IsStopped() && !fileClose)
     {
      if(!IsReadTimeAndBidAskOfTick(hTicksFile,tick))
         return;

      if(tick.time>=Time[limit])
         break;
     }

//--- Displaying data
   datetime extremeTime=Time[0]+PeriodSeconds();
   while(tick.time<extremeTime && tick.time!=0)
     {
      int barIndex=iBarShift(NULL,0,tick.time);
      SumDataForOneBar(hTicksFile,tick,lowPrice,arraySize,fileClose);
      SumDataFirstHalf(hTicksFile,tick,lowPrice,arraySize,fileClose);
      SumDataSecondHalf(hTicksFile,tick,lowPrice,arraySize,fileClose);
      //ShowBarHistogramms(barIndex,lowPrice,arraySize);
     }

   if(!fileClose)
      FileClose(hTicksFile);
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void SumDataForOneBar(int hTicksFile,TickStruct &tick,double &lowPrice,int &arraySize,bool &fileClose)
  {
//--- Reading ticks belonging to one candlestick
   int ticksCount=1;
   g_ticksPrice[0]=CastPriceToCluster(tick.bid);
   if(!fileClose)
      ReadTicksFromFile(hTicksFile,PeriodSeconds(),tick,ticksCount,fileClose);

   if(fileClose) // This is not an error - else is not needed, because after ReadTicksFromFile execution, fileClose may change
      AddDataFromBuffer(PeriodSeconds(),tick,ticksCount);
 
   ArrayMaximum(g_ticksPrice,ticksCount);

  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void SumDataFirstHalf(int hTicksFile,TickStruct &tick,double &lowPrice,int &arraySize,bool &fileClose)
 {
//--- Reading ticks belonging to one candlestick
   int ticksCount=1;
   g_ticksPrice[0]=CastPriceToCluster(tick.bid);
   if(!fileClose)
      ReadTicksFromFile(hTicksFile,(PeriodSeconds()/2),tick,ticksCount,fileClose);

   if(fileClose) // This is not an error - else is not needed, because after ReadTicksFromFile execution, fileClose may change
      AddDataFromBuffer((PeriodSeconds()/2),tick,ticksCount);

   ArrayMaximum(g_ticksPrice,ticksCount);

  }

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void SumDataSecondHalf(int hTicksFile,TickStruct &tick,double &lowPrice,int &arraySize,bool &fileClose)
  {
//--- Reading ticks belonging to one candlestick
   int ticksCount=1;
   g_ticksPrice[0]=CastPriceToCluster(tick.bid);
   if(!fileClose)
      ReadTicksFromFile(hTicksFile,(PeriodSeconds()-(PeriodSeconds()/2)),tick,ticksCount,fileClose);

   if(fileClose) // This is not an error - else is not needed, because after ReadTicksFromFile execution, fileClose may change
      AddDataFromBuffer((PeriodSeconds()-(PeriodSeconds()/2)),tick,ticksCount);

   ArrayMaximum(g_ticksPrice,ticksCount);

  }