The ZoneOrientationEnumType enumerates values that describe the orientation of a tolerance zone with respected to a feature or coordinate system characteristic.
<xs:simpleType name="ZoneOrientationEnumType"><xs:annotation><xs:documentation>The ZoneOrientationEnumType enumerates values that describe the orientation of a tolerance zone with respected to a feature or coordinate system characteristic.</xs:documentation></xs:annotation><xs:restriction base="xs:NMTOKEN"><xs:enumeration value="LENGTH"/><xs:enumeration value="WIDTH"/><xs:enumeration value="RADIAL"/><xs:enumeration value="ANGULAR"/></xs:restriction></xs:simpleType>