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/*==========================================================================*/
SCSFExport scsf_UseToolExampleLine(SCStudyInterfaceRef sc)
{
  // Set configuration variables
  if (sc.SetDefaults)
  {
    sc.GraphName = "UseTool Example: Line";
    sc.GraphRegion = 0;
    sc.FreeDLL = 0;
    sc.AutoLoop = 0; //No automatic looping

    return;
  }

  
  int &LineNumber = sc.GetPersistentInt(1);
  if (sc.IsFullRecalculation)
  {
    //Draw vertical line on prior bar during full recalculation.
    s_UseTool Tool;
    Tool.Clear();
    Tool.ChartNumber = sc.ChartNumber;
    //Tool.LineNumber will be automatically set. No need to set this.
    Tool.DrawingType = DRAWING_LINE;
    int DrawingIndex = sc.ArraySize - 4;
    Tool.BeginDateTime = sc.BaseDateTimeIn[DrawingIndex];
    Tool.EndDateTime = sc.BaseDateTimeIn[DrawingIndex];
    Tool.BeginValue = sc.Low[DrawingIndex];
    Tool.EndValue = sc.High[DrawingIndex];
    Tool.Text = "Label 1";
    Tool.TextAlignment = DT_BOTTOM | DT_LEFT;
    Tool.Region = 0;
    Tool.Color = RGB(255, 255, 0);
    Tool.LineWidth = 5;
    Tool.AddMethod = UTAM_ADD_ALWAYS;

    sc.UseTool(Tool);
    LineNumber = Tool.LineNumber;
  }
  else if (sc.UpdateStartIndex < sc.ArraySize -1)
  {
    //Now move the drawing to the last bar when a new bar has been added to the chart
    s_UseTool Tool;
    Tool.Clear();
    Tool.ChartNumber = sc.ChartNumber;
    //Tool.LineNumber will be automatically set. No need to set this.
    int DrawingIndex = sc.ArraySize - 1;
    Tool.BeginDateTime = sc.BaseDateTimeIn[DrawingIndex];
    Tool.EndDateTime = sc.BaseDateTimeIn[DrawingIndex];
    Tool.BeginValue = sc.Low[DrawingIndex];
    Tool.EndValue = sc.High[DrawingIndex];
    Tool.AddMethod = UTAM_ADD_OR_ADJUST;
    Tool.LineNumber = LineNumber;
    sc.UseTool(Tool);
    
  }
}