根据狐表帮助打印二维码代码
Dim doc As New PrintDoc
Dim rg As prt.RenderGraphics
Dim Bar As New BarCodeBuilder
Bar.Symbology = Barpro.Symbology.QRCode
Doc.Stacking = prt.StackingRulesEnum.InlineLeftToRight
For Each r As Row In Tables("表A").Rows
bar.Code = r("编号")
Bar.HumanReadableText = r("编号") '''二维码下方文字
rg = new prt.RenderGraphics
bar.DrawOnCanvas(rg.Graphics,0,0,1)
rg.Style.Spacing.All = 3
Doc.Body.Children.Add(rg)
Next
Doc.Preview()
我加了红色的一行,请问如何设置该说明文本的字体和字号?