<xs:simpleType name="FeatureTypeEnumType">
  <xs:annotation>
    <xs:documentation>The FeatureTypeEnumType enumerates types of features. The enumeration values represent the names of the feature types defined in Features.xsd. CIRCLE = CircleFeatureItemType CIRCULARARC = CircularArcFeatureItemType CONE = ConeFeatureItemType CONICALSEGMENT = ConicalSegmentFeatureItemType CYLINDER = CylinderFeatureItemType CYLINDRICALSEGMENT = CylindricalSegmentFeatureItemType EDGEPOINT = EdgePointFeatureItemType ELLIPSE = EllipseFeatureItemType ELLIPTICALARC = EllipticalArcFeatureItemType ELONGATEDCIRCLE = ElongatedCircleFeatureItemType ELONGATEDCYLINDER = ElongatedCylinderFeatureItemType EXTRUDEDCROSSSECTION = ExtrudedCrossSectionFeatureItemType GROUP = GroupFeatureItemType LINE = LineFeatureItemType MARKING = MarkingFeatureItemType OPPOSITEANGLEDLINES = OppositeAngledLinesFeatureItemType OPPOSITEANGLEDPLANES = OppositeAngledPlanesFeatureItemType OPPOSITEPARALLELLINES = OppositeParallelLinesFeatureItemType OPPOSITEPARALLELPLANES = OppositeParallelPlanesFeatureItemType OTHERCURVE = OtherCurveFeatureItemType OTHERNONSHAPE = OtherNonShapeFeatureItemType OTHERSHAPE = OtherShapeFeatureItemType OTHERSURFACE = OtherSurfaceFeatureItemType PATTERN = PatternFeatureItemBaseType (any pattern feature) PATTERNCIRCLE = PatternFeatureCircleItemType PATTERNCIRCULARARC = PatternFeatureCircularArcItemType PATTERNLINEAR = PatternFeatureLinearItemType PATTERNPARALLELOGRAM = PatternFeatureParallelogramItemType PLANE = PlaneFeatureItemType POINT = PointFeatureItemType POINTDEFINEDCURVE = PointDefinedCurveFeatureItemType POINTDEFINEDSURFACE = PointDefinedSurfaceFeatureItemType SPHERE = SphereFeatureItemType SPHERICALSEGMENT = SphericalSegmentFeatureItemType SURFACEOFREVOLUTION = SurfaceOfRevolutionFeatureItemType THREADED = ThreadedFeatureItemType TOROIDALSEGMENT = ToroidalSegmentFeatureItemType TORUS = TorusFeatureItemType</xs:documentation>
  </xs:annotation>
  <xs:restriction base="xs:NMTOKEN">
    <xs:enumeration value="CIRCLE"/>
    <xs:enumeration value="CIRCULARARC"/>
    <xs:enumeration value="CONE"/>
    <xs:enumeration value="CONICALSEGMENT"/>
    <xs:enumeration value="CYLINDER"/>
    <xs:enumeration value="CYLINDRICALSEGMENT"/>
    <xs:enumeration value="EDGEPOINT"/>
    <xs:enumeration value="ELLIPSE"/>
    <xs:enumeration value="ELLIPTICALARC"/>
    <xs:enumeration value="ELONGATEDCIRCLE"/>
    <xs:enumeration value="ELONGATEDCYLINDER"/>
    <xs:enumeration value="EXTRUDEDCROSSSECTION"/>
    <xs:enumeration value="GROUP"/>
    <xs:enumeration value="LINE"/>
    <xs:enumeration value="MARKING"/>
    <xs:enumeration value="OPPOSITEANGLEDLINES"/>
    <xs:enumeration value="OPPOSITEPARALLELLINES"/>
    <xs:enumeration value="OPPOSITEANGLEDPLANES"/>
    <xs:enumeration value="OPPOSITEPARALLELPLANES"/>
    <xs:enumeration value="OTHERCURVE"/>
    <xs:enumeration value="OTHERNONSHAPE"/>
    <xs:enumeration value="OTHERSHAPE"/>
    <xs:enumeration value="OTHERSURFACE"/>
    <xs:enumeration value="PATTERN"/>
    <xs:enumeration value="PATTERNCIRCLE"/>
    <xs:enumeration value="PATTERNCIRCULARARC"/>
    <xs:enumeration value="PATTERNLINEAR"/>
    <xs:enumeration value="PATTERNPARALLELOGRAM"/>
    <xs:enumeration value="PLANE"/>
    <xs:enumeration value="POINT"/>
    <xs:enumeration value="POINTDEFINEDCURVE"/>
    <xs:enumeration value="POINTDEFINEDSURFACE"/>
    <xs:enumeration value="SPHERE"/>
    <xs:enumeration value="SPHERICALSEGMENT"/>
    <xs:enumeration value="SURFACEOFREVOLUTION"/>
    <xs:enumeration value="THREADED"/>
    <xs:enumeration value="TOROIDALSEGMENT"/>
    <xs:enumeration value="TORUS"/>
  </xs:restriction>
</xs:simpleType>