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#include "sierrachart.h"

SCDLLInit("indx_b1");

SCSFExport scsf_indx_b1(SCStudyInterfaceRef sc)
{
  SCSubgraphRef indx_b1     = sc.Subgraph[0];

  if (sc.SetDefaults)
  {
    sc.GraphName       = "indx_b1";
    sc.StudyDescription   = "indx_b1 >>beta 1<< @ganz";

    indx_b1.Name       = "indx_b1";
    indx_b1.DrawStyle     = DRAWSTYLE_BAR;
    indx_b1.PrimaryColor  = RGB(255,255,0);
    indx_b1.LineWidth     = 4;
    
    sc.GraphRegion       = 1;    
    sc.AutoLoop       = 1;    
    sc.FreeDLL         = 1;    
  }

  SCDateTime   NextDate;
  int     NextIndex;
  
  sc.DataStartIndex = 100;
  
  if ( sc.DailyDataBarPeriod == 1 ) {  
      
    for ( int count = 1 ; count <= 3; count ++ )
    {          
      NextDate  = sc.BaseDateTimeIn[sc.Index] - count*7*DAYS;
      
      NextIndex   = sc.GetContainingIndexForSCDateTime(sc.ChartNumber, NextDate);
                  
      indx_b1[sc.Index] = NextIndex;
    }  
}
  else return;
}