<xs:attribute name="curvedir">
<xs:annotation>
<xs:documentation>Describes a curve with a generic term indicating the direction of curvature.</xs:documentation>
</xs:annotation>
<xs:simpleType>
<xs:restriction base="xs:token">
<xs:enumeration value="above">
<xs:annotation>
<xs:documentation>Upward curve.</xs:documentation>
</xs:annotation>
</xs:enumeration>
<xs:enumeration value="below">
<xs:annotation>
<xs:documentation>Downward curve.</xs:documentation>
</xs:annotation>
</xs:enumeration>
<xs:enumeration value="mixed">
<xs:annotation>
<xs:documentation>A "meandering" curve, both above and below the items it pertains to.</xs:documentation>
</xs:annotation>
</xs:enumeration>
</xs:restriction>
</xs:simpleType>
</xs:attribute> |