Support Board

SCSFExport scsf_Indicate_Day_Start_End_Bars(SCStudyInterfaceRef sc)
{
  SCSubgraphRef ArrowDown = sc.Subgraph[0];
  SCSubgraphRef ArrowUp = sc.Subgraph[1];
  if (sc.SetDefaults)
  {
    sc.GraphName = "Highlight start and end bars";
    sc.GraphRegion = 0;
    sc.DisplayStudyName = 0;
    sc.DisplayStudyInputValues = 0;
    sc.Subgraph[0].DisplayNameValueInDataLine = false;
    sc.Subgraph[1].DisplayNameValueInDataLine = false;
    sc.Subgraph[2].DisplayNameValueInDataLine = false;
    sc.AutoLoop = 0; //No automatic looping

    ArrowUp.Name = "End";
    ArrowUp.DrawStyle = DRAWSTYLE_ARROW_DOWN;
    ArrowUp.PrimaryColor = RGB(255, 255, 255);  // red
    ArrowUp.LineWidth = 2; //Width of arrow
    ArrowUp.DrawZeros = 0;

    ArrowDown.Name = "Start";
    ArrowDown.DrawStyle = DRAWSTYLE_ARROW_DOWN;
    ArrowDown.PrimaryColor = RGB(255, 0, 0);  // red
    ArrowDown.LineWidth = 2; //Width of arrow
    ArrowDown.DrawZeros = 0;
  }
  SCDateTimeMS InStartTime;
  SCDateTimeMS InEndTime;
  InStartTime = sc.StartTime1;
  InEndTime = sc.StartTime2;
  
  for (int BarIndex = sc.UpdateStartIndex; BarIndex < sc.ArraySize - 1; ++BarIndex)
  {    
    //Wait for the last bar to close
    if (sc.GetBarHasClosedStatus(BarIndex) != BHCS_BAR_HAS_CLOSED)
      return;

    int StartIndex;
    int EndIndex;
    if (BarIndex != 0)
    {
      SCDateTime startTime;
      SCDateTime EndDateTime;

      startTime.SetTime(sc.StartTime1);
      EndDateTime.SetTime(sc.EndTime1);
      SCDateTime timeDifference = EndDateTime - startTime - 1;

      SCDateTime TradingDayStartDateTime = sc.GetTradingDayStartDateTimeOfBar(sc.BaseDateTimeIn[BarIndex]);
      SCDateTime CurrentBarTradingDayEndDateTime = TradingDayStartDateTime + timeDifference;

      if (CurrentBarTradingDayEndDateTime.IsMonday())
      {
        CurrentBarTradingDayEndDateTime.SubtractDays(3);
      }
      
      EndIndex = sc.GetNearestMatchForSCDateTime(sc.ChartNumber, CurrentBarTradingDayEndDateTime);
      StartIndex = sc.GetFirstIndexForDate(sc.ChartNumber, TradingDayStartDateTime.GetDate());

      ArrowDown[StartIndex] = sc.High[StartIndex];
      ArrowUp[EndIndex] = sc.High[EndIndex];

    }
  }
}