Binding object for the element http://www.opengis.net/sld:PerpendicularOffset.
<xsd:element name="PerpendicularOffset" type="sld:ParameterValueType">
<xsd:annotation>
<xsd:documentation> A "PerpendicularOffset"
gives the perpendicular distance away from a line to
draw a label. </xsd:documentation>
</xsd:annotation>
</xsd:element>