Support Board

int drawDateHighlight(SCStudyGraphRef sc, SCDateTime dateTime, float beginValue, float endValue, int& dateHighlightLineNumber) {
  s_UseTool Tool;

  Tool.ChartNumber = sc.ChartNumber;
  if (dateHighlightLineNumber != 0)
    Tool.LineNumber = dateHighlightLineNumber;
//  Tool.DrawingType = DRAWING_VERTICALLINE;
//  Tool.LineStyle = LINESTYLE_DASH;
//  Tool.LineWidth = 1;
  Tool.DrawingType = DRAWING_DATE_MARKER;
//  Tool.UseRelativeVerticalValues = 1;
  Tool.BeginDateTime = dateTime;
  Tool.BeginValue = beginValue;
  Tool.EndValue = endValue;
  Tool.Color = COLOR_YELLOW;
  Tool.AddMethod = UTAM_ADD_OR_ADJUST;
  Tool.AddAsUserDrawnDrawing = 1;

  sc.UseTool(Tool);
  return Tool.LineNumber;
}