iTextSharp.text.pdf.AcroFields.SetFieldProperty C# (CSharp) Метод

        public bool SetFieldProperty(String field, String name, int value, int[] inst) {
            if (writer == null)
                throw new Exception("This AcroFields instance is read-only.");
            Item item = (Item)fields[field];
            if (item == null)
                return false;
            InstHit hit = new InstHit(inst);
            if (Util.EqualsIgnoreCase(name, "flags")) {
                PdfNumber num = new PdfNumber(value);
                for (int k = 0; k < item.Size; ++k) {
                    if (hit.IsHit(k)) {
                        item.GetMerged(k).Put(PdfName.F, num);
                        item.GetWidget(k).Put(PdfName.F, num);
                        MarkUsed(item.GetWidget(k));
                    }
                }
            }
            else if (Util.EqualsIgnoreCase(name, "setflags")) {
                for (int k = 0; k < item.Size; ++k) {
                    if (hit.IsHit(k)) {
                        PdfNumber num = item.GetWidget(k).GetAsNumber(PdfName.F);
                        int val = 0;
                        if (num != null)
                            val = num.IntValue;
                        num = new PdfNumber(val | value);
                        item.GetMerged(k).Put(PdfName.F, num);
                        item.GetWidget(k).Put(PdfName.F, num);
                        MarkUsed(item.GetWidget(k));
                    }
                }
            }
            else if (Util.EqualsIgnoreCase(name, "clrflags")) {
                for (int k = 0; k < item.Size; ++k) {
                    if (hit.IsHit(k)) {
                        PdfDictionary widget = item.GetWidget( k );
                        PdfNumber num = widget.GetAsNumber(PdfName.F);
                        int val = 0;
                        if (num != null)
                            val = num.IntValue;
                        num = new PdfNumber(val & (~value));
                        item.GetMerged(k).Put(PdfName.F, num);
                        widget.Put(PdfName.F, num);
                        MarkUsed(widget);
                    }
                }
            }
            else if (Util.EqualsIgnoreCase(name, "fflags")) {
                PdfNumber num = new PdfNumber(value);
                for (int k = 0; k < item.Size; ++k) {
                    if (hit.IsHit(k)) {
                        item.GetMerged(k).Put(PdfName.FF, num);
                        item.GetValue(k).Put(PdfName.FF, num);
                        MarkUsed(item.GetValue(k));
                    }
                }
            }
            else if (Util.EqualsIgnoreCase(name, "setfflags")) {
                for (int k = 0; k < item.Size; ++k) {
                    if (hit.IsHit(k)) {
                        PdfDictionary valDict = item.GetValue( k );
                        PdfNumber num = valDict.GetAsNumber( PdfName.FF );
                        int val = 0;
                        if (num != null)
                            val = num.IntValue;
                        num = new PdfNumber(val | value);
                        item.GetMerged(k).Put(PdfName.FF, num);
                        valDict.Put(PdfName.FF, num);
                        MarkUsed(valDict);
                    }
                }
            }
            else if (Util.EqualsIgnoreCase(name, "clrfflags")) {
                for (int k = 0; k < item.Size; ++k) {
                    if (hit.IsHit(k)) {
                        PdfDictionary valDict = item.GetValue( k );
                        PdfNumber num = valDict.GetAsNumber(PdfName.FF);
                        int val = 0;
                        if (num != null)
                            val = num.IntValue;
                        num = new PdfNumber(val & (~value));
                        item.GetMerged(k).Put(PdfName.FF, num);
                        valDict.Put(PdfName.FF, num);
                        MarkUsed(valDict);
                    }
                }
            }
            else
                return false;
            return true;
        }
        

        /// <summary>
        /// Set font family and font size on all text fields for consistency
        /// </summary>
        /// <param name="stamperFields">
        /// PdfStamper.AcroFields - so we can set the form field value here.
        /// </param>
        /// <param name="family">BaseFont</param>
        /// <param name="size">Desired size</param>
        public static void SetTemplateFont(AcroFields stamperFields, BaseFont family, float size)
        {
            // ignore everything except text fields
            var textFields = stamperFields.Fields.Keys
                .Where(x => stamperFields.GetFieldType(x) == AcroFields.FIELD_TYPE_TEXT
                    && GetFontSize(stamperFields, x) != 0f
                )
                .ToDictionary(k => k);

            Console.WriteLine(string.Join(" :: ", textFields.Keys.ToArray()));

            foreach (var key in textFields.Keys)
            {
                stamperFields.SetFieldProperty(key, "textfont", family, null);
                stamperFields.SetFieldProperty(key, "textsize", size, null);
            }
        }