This class represents the parameter dictionary. This is definitively detailed in:.

The ISO PDF Specification, ISO 32000-1:2008 PDF 1.7; page 22.

System.Object
    WebSupergoo.ABCpdf13.Elements.Element
       WebSupergoo.ABCpdf13.Elements.ParameterElement
          WebSupergoo.ABCpdf13.Elements.CcittParametersElement
          WebSupergoo.ABCpdf13.Elements.CryptParametersElement
          WebSupergoo.ABCpdf13.Elements.DctParametersElement
          WebSupergoo.ABCpdf13.Elements.FlateParametersElement
          WebSupergoo.ABCpdf13.Elements.Jbig2ParametersElement
          WebSupergoo.ABCpdf13.Elements.LzwParametersElement