<xs:attribute name="pattern" default="CONTINUOUS">
<xs:annotation>
<xs:documentation>Indica si la línea es continua o discontinua.</xs:documentation>
</xs:annotation>
<xs:simpleType>
<xs:restriction base="xs:string">
<xs:enumeration value="CONTINUOUS" />
<xs:enumeration value="DISCONTINUOUS" />
</xs:restriction>
</xs:simpleType>
</xs:attribute>