<xs:attributeGroup name="mei_att.scoreDef.vis.attribute.vu.height">
<xs:attribute name="vu.height">
<xs:annotation>
<xs:documentation>Defines the height of a "virtual unit" (vu) in terms of real-world units. A single vu is half the distance between the vertical center point of a staff line and that of an adjacent staff line.</xs:documentation>
</xs:annotation>
<xs:simpleType>
<xs:restriction base="xs:token">
<xs:pattern value="\d+(\.\d+)?(cm|mm|in|pt|pc)"/>
</xs:restriction>
</xs:simpleType>
</xs:attribute>
</xs:attributeGroup> |