iTextSharp.text.PageSize.GetRectangle C# (CSharp) Метод

        public static Rectangle GetRectangle(String name)
        {
            name = name.Trim().ToUpper(System.Globalization.CultureInfo.InvariantCulture);
            int pos = name.IndexOf(' ');
            if (pos == -1) {
                try {
                    return (Rectangle)typeof(PageSize).GetField(name).GetValue(null);
                } catch (Exception) {
                    throw new ArgumentException(MessageLocalization.GetComposedMessage("can.t.find.page.size.1", name));
                }
            }
            else {
                try {
                    String width = name.Substring(0, pos);
                    String height = name.Substring(pos + 1);
                    return new Rectangle(float.Parse(width, System.Globalization.NumberFormatInfo.InvariantInfo), float.Parse(height, System.Globalization.NumberFormatInfo.InvariantInfo));
                } catch(Exception e) {
                    throw new ArgumentException(MessageLocalization.GetComposedMessage("1.is.not.a.valid.page.size.format.2", name, e.Message));
                }
            }
        }