simpleType SignType

namespace	http://www.opengis.net/gml/3.2
type	restriction of string
properties	base  string
used by	attributes  OrientableCurveType/@orientation OrientableSurfaceType/@orientation DirectedNodePropertyType/@orientation DirectedEdgePropertyType/@orientation DirectedFacePropertyType/@orientation DirectedTopoSolidPropertyType/@orientation
facets	Kind  Value  annotation  enumeration  -  enumeration  +
annotation	documentation gml:SignType is a convenience type with values "+" (plus) and "-" (minus).
source	<simpleType name="SignType">   <annotation>     <documentation>gml:SignType is a convenience type with values "+" (plus) and "-" (minus).</documentation>   </annotation>   <restriction base="string">     <enumeration value="-"/>     <enumeration value="+"/>   </restriction> </simpleType>

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