iTextSharp.text.pdf.PdfFormField.SetWidget C# (CSharp) Метод

        public void SetWidget(Rectangle rect, PdfName highlight)
        {
            Put(PdfName.TYPE, PdfName.ANNOT);
            Put(PdfName.SUBTYPE, PdfName.WIDGET);
            Put(PdfName.RECT, new PdfRectangle(rect));
            annotation = true;
            if (highlight != null && !highlight.Equals(HIGHLIGHT_INVERT))
                Put(PdfName.H, highlight);
        }

 /**
  * @param field
  * @param name
  * @param llx
  * @param lly
  * @param urx
  * @param ury
  */
 public void SetSignatureParams(PdfFormField field, String name, float llx, float lly, float urx, float ury)
 {
     field.SetWidget(new Rectangle(llx, lly, urx, ury), PdfAnnotation.HIGHLIGHT_INVERT);
     field.FieldName = name;
     field.Flags     = PdfAnnotation.FLAGS_PRINT;
     field.SetPage();
     field.MKBorderColor     = BaseColor.BLACK;
     field.MKBackgroundColor = BaseColor.WHITE;
 }