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SCSFExport scsf_MarkerToolExample(SCStudyInterfaceRef sc)
{
  // Set configuration variables

  if (sc.SetDefaults)
  {
    sc.GraphName = "Marker Tool Example";

    sc.StudyDescription = "";

    sc.GraphRegion = 0;

    sc.FreeDLL = 0;

    sc.AutoLoop = 0; //No automatically looping

    return;
  }


  // Do data processing  
  for (int BarIndex = sc.UpdateStartIndex; BarIndex < sc.ArraySize - 1; BarIndex++)
  {
    if(BarIndex % 5)
      continue;

    s_UseTool Tool;

    Tool.ChartNumber = sc.ChartNumber;
    //Tool.LineNumber will be automatically set. No need to set this.
    Tool.DrawingType = DRAWING_MARKER;
    Tool.BeginIndex = BarIndex;
    if(BarIndex % 10 == 0)
    {

      Tool.MarkerType = MARKER_ARROWUP;

      Tool.BeginValue = sc.Low[BarIndex];
    }
    else
    {
      Tool.MarkerType = MARKER_ARROWDOWN;

      Tool.BeginValue = sc.High[BarIndex];
    }

    Tool.Region = 0;
    Tool.Color = RGB(255, 255, 0);
    Tool.MarkerSize = 8;
    Tool.LineWidth = 5;
    Tool.AddMethod = UTAM_ADD_ALWAYS;

    sc.UseTool(Tool); // Here we make the function call to add the marker
  }
}