public static string GetFieldType(PdfFormField field) { PdfFieldType elemType = field.GetType_(); string valueType = String.Empty; switch (elemType.ToString()) { case "kFieldText": valueType = "Text"; break; case "kFieldRadio": valueType = "Radio"; break; case "kFieldCheck": valueType = "Checkbox"; break; case "kFieldCombo": valueType = "Dropdown"; break; case "kFieldSignature": valueType = "Signature"; break; case "kFieldButton": valueType = "ImageFile"; break; } return(valueType); }