public void AddSeriesPoint(SeriesPoint seriesPoint)
 {
     if (seriesPoint == null && lastPointWasNull)
         return;
     lastPointWasNull = seriesPoint == null;
     Points.Add(seriesPoint);
 }
 public void AddSeriesPoint(SeriesPoint seriesPoint)
 {
     if (seriesPoint == null && lastPointWasNull)
     {
         return;
     }
     lastPointWasNull = seriesPoint == null;
     Points.Add(seriesPoint);
 }