How to insert special character like FNC1 (Code128SpecialGlyph.Func1) ?

Topics: Code 128
Dec 2, 2015 at 8:29 AM
How do I insert the gs1 FNC1 character in my barcode ?
I see in the code that there exists an enum Func1 in the project.
But I do not know how to use it, and can not find an example.