iTextSharp.text.pdf.PdfContentByte.GetParentStructureInterface C# (CSharp) Метод

        private IPdfStructureElement GetParentStructureInterface()
        {
            PdfStructureElement parent = null;
            if (GetMcElements().Count > 0
                && pdf.structElements.TryGetValue(GetMcElements()[GetMcElements().Count - 1], out parent))
                return parent;
            return writer.StructureTreeRoot;
        }