iTextSharp.text.pdf.IntHashtable.ToOrderedKeys C# (CSharp) Метод

        public int[] ToOrderedKeys() {
            int[] res = GetKeys();
            Array.Sort(res);
            return res;
        }
        

        private PdfDictionary GetCIDFont(PdfIndirectReference fontDescriptor, IntHashtable cjkTag)
        {
            PdfDictionary dic = new PdfDictionary(PdfName.FONT);

            dic.Put(PdfName.SUBTYPE, PdfName.CIDFONTTYPE0);
            dic.Put(PdfName.BASEFONT, new PdfName(fontName + style));
            dic.Put(PdfName.FONTDESCRIPTOR, fontDescriptor);
            int[]  keys = cjkTag.ToOrderedKeys();
            string w    = ConvertToHCIDMetrics(keys, hMetrics);

            if (w != null)
            {
                dic.Put(PdfName.W, new PdfLiteral(w));
            }
            if (vertical)
            {
                w = ConvertToVCIDMetrics(keys, vMetrics, hMetrics);
                if (w != null)
                {
                    dic.Put(PdfName.W2, new PdfLiteral(w));
                }
            }
            else
            {
                dic.Put(PdfName.DW, new PdfNumber(1000));
            }
            PdfDictionary cdic = new PdfDictionary();

            cdic.Put(PdfName.REGISTRY, new PdfString((string)fontDesc["Registry"], null));
            cdic.Put(PdfName.ORDERING, new PdfString((string)fontDesc["Ordering"], null));
            cdic.Put(PdfName.SUPPLEMENT, new PdfLiteral((string)fontDesc["Supplement"]));
            dic.Put(PdfName.CIDSYSTEMINFO, cdic);
            return(dic);
        }