internal SLCalculatedItem Clone()
        {
            var ci = new SLCalculatedItem();

            ci.Field     = Field;
            ci.Formula   = Formula;
            ci.PivotArea = PivotArea.Clone();

            return(ci);
        }
        internal SLFormat Clone()
        {
            var f = new SLFormat();

            f.PivotArea = PivotArea.Clone();

            f.Action   = Action;
            f.FormatId = FormatId;

            return(f);
        }
        internal SLChartFormat Clone()
        {
            var cf = new SLChartFormat();

            cf.PivotArea = PivotArea.Clone();
            cf.Chart     = Chart;
            cf.Format    = Format;
            cf.Series    = Series;

            return(cf);
        }