Smrf.NodeXL.ExcelTemplate.EdgeWorksheetReader.ReadLabelFontSize C# (CSharp) Method

    ReadLabelFontSize
    (
        ExcelTableReader.ExcelTableRow oRow,
        FontSizeConverter oFontSizeConverter,
        IEdge oEdge
    )
    {
        Debug.Assert(oRow != null);
        Debug.Assert(oFontSizeConverter != null);
        AssertValid();

        String sLabelFontSize;

        if ( !oRow.TryGetNonEmptyStringFromCell(
            EdgeTableColumnNames.LabelFontSize, out sLabelFontSize) )
        {
            return;
        }

        Single fLabelFontSize;

        if ( !Single.TryParse(sLabelFontSize, out fLabelFontSize) )
        {
            Range oInvalidCell = oRow.GetRangeForCell(
                EdgeTableColumnNames.LabelFontSize);

            OnWorkbookFormatError( String.Format(

                "The cell {0} contains an invalid label font size.  The label"
                + " font size, which is optional, must be a number.  Any"
                + " number is acceptable, although {1} is used for any number"
                + " less than {1} and {2} is used for any number greater than"
                + " {2}."
                ,
                ExcelUtil.GetRangeAddress(oInvalidCell),
                FontSizeConverter.MinimumFontSizeWorkbook,
                FontSizeConverter.MaximumFontSizeWorkbook
                ),

                oInvalidCell
            );
        }

        oEdge.SetValue(ReservedMetadataKeys.PerEdgeLabelFontSize, 
            oFontSizeConverter.WorkbookToGraph(fLabelFontSize) );
    }