Begins a tagged marked-content sequence that is a content item of element, on a page or in a form drawn on page.
public PdfMarkedContentReference BeginTaggedContent(PdfStructureElement element, PdfPage? page, CosDictionary? properties)
The structure element of this document the content belongs to.
The page: on a form XObject's canvas, the page the form is drawn on (the content item is an MCR with Stm and the form gets
its own StructParents); on a page's canvas, that page or null.
More entries of the inline property list (direct objects only, without MCID), or null.
ISO 32000-2 §14.6.1, §14.7.5.2, Table 357 (marked-content references) and §14.7.5.4. See BeginTaggedContent(PdfStructureElement).