geometrybasic0d1d.xsd.svn-base

由国外的一个著名的geonetwork修改而来

<?xml version="1.0" encoding="UTF-8"?>
<!-- edited with XMLSPY v2004 rel. 2 U (http://www.xmlspy.com) by David Burggraf (Galdos Systems Inc) -->
<schema targetNamespace="http://www.opengis.net/gml" elementFormDefault="qualified" version="3.1.1" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:gml="http://www.opengis.net/gml" xmlns:sch="http://www.ascc.net/xml/schematron"
        xmlns="http://www.w3.org/2001/XMLSchema">
	<annotation>
		<appinfo source="urn:opengis:specification:gml:schema-xsd:geometryBasic0d1d:v3.1.1">geometryBasic0d1d.xsd</appinfo>
		<appinfo source="urn:opengis:specification:gml:schema-xsd:geometryBasic0d1d:v3.1.1">
			<sch:title>Schematron validation</sch:title>
			<sch:pattern name="Check SRS tags">
				<sch:rule abstract="true" id="CRSLabels">
					<sch:report test="not(@srsDimension) or @srsName">The presence of a dimension attribute implies the presence of the srsName attribute.</sch:report>
					<sch:report test="not(@axisLabels) or @srsName">The presence of an axisLabels attribute implies the presence of the srsName attribute.</sch:report>
					<sch:report test="not(@uomLabels) or @srsName">The presence of an uomLabels attribute implies the presence of the srsName attribute.</sch:report>
					<sch:report test="(not(@uomLabels) and not(@axisLabels)) or (@uomLabels and @axisLabels)">The presence of an uomLabels attribute implies the presence of the axisLabels attribute and vice versa.</sch:report>
				</sch:rule>
			</sch:pattern>
			<sch:pattern name="Check Dimension">
				<sch:rule abstract="true" id="Count">
					<sch:report test="not(@count) or @srsDimension">The presence of a count attribute implies the presence of the dimension attribute.</sch:report>
				</sch:rule>
			</sch:pattern>
		</appinfo>
		<documentation>Copyright (c) 2001-2005 OGC, All Rights Reserved.
	For conditions, see OGC Software Notice http://www.opengeospatial.org/about/?page=ipr</documentation>
	</annotation>
	<!-- ============================================================== -->
	<include schemaLocation="measures.xsd">
		<annotation>
			<documentation>This includes not only measures.xsd, but also units.xsd, gmlBase.xsd and basicTypes.xsd.</documentation>
		</annotation>
	</include>
	<!-- ============================================================== -->
	<!-- ===========  abstract supertype for geometry objects =================== -->
	<!-- ============================================================== -->
	<element name="_Geometry" type="gml:AbstractGeometryType" abstract="true" substitutionGroup="gml:_GML">
		<annotation>
			<documentation>The "_Geometry" element is the abstract head of the substituition group for all geometry elements of GML 3. This 
			includes pre-defined and user-defined geometry elements. Any geometry element must be a direct or indirect extension/restriction 
			of AbstractGeometryType and must be directly or indirectly in the substitution group of "_Geometry".</documentation>
			<appinfo>
				<sch:pattern name="Check SRS tags">
					<sch:rule context="gml:_Geometry">
						<sch:extends rule="CRSLabels"/>
					</sch:rule>
				</sch:pattern>
			</appinfo>
		</annotation>
	</element>
	<!-- ============================================================== -->
	<complexType name="GeometryPropertyType">
		<annotation>
			<documentation>A geometric property can either be any geometry element encapsulated in an element of this type or an XLink reference 
			to a remote geometry element (where remote includes geometry elements located elsewhere in the same document). Note that either 
			the reference or the contained element must be given, but not both or none.</documentation>
		</annotation>
		<sequence minOccurs="0">
			<element ref="gml:_Geometry"/>
		</sequence>
		<attributeGroup ref="gml:AssociationAttributeGroup">
			<annotation>
				<documentation>This attribute group includes the XLink attributes (see xlinks.xsd). XLink is used in GML to reference 
				remote resources (including those elsewhere in the same document). A simple link element can be constructed by 
				including a specific set of XLink attributes. The XML Linking Language (XLink) is currently a Proposed Recommendation 
				of the World Wide Web Consortium. XLink allows elements to be inserted into XML documents so as to create 
				sophisticated links between resources; such links can be used to reference remote properties. A simple link element 
				can be used to implement pointer functionality, and this functionality has been built into various GML 3 elements by 
				including the gml:AssociationAttributeGroup.</documentation>
			</annotation>
		</attributeGroup>
	</complexType>
	<!-- ============================================================== -->
	<complexType name="GeometryArrayPropertyType">
		<annotation>
			<documentation>A container for an array of geometry elements. The elements are always contained in the array property, 
			referencing geometry elements or arrays of geometry elements is not supported.</documentation>
		</annotation>
		<sequence>
			<element ref="gml:_Geometry" minOccurs="0" maxOccurs="unbounded"/>
		</sequence>
	</complexType>
	<!-- ============================================================== -->
	<complexType name="AbstractGeometryType" abstract="true">
		<annotation>
			<documentation>All geometry elements are derived directly or indirectly from this abstract supertype. A geometry element may 
			have an identifying attribute ("gml:id"), a name (attribute "name") and a description (attribute "description"). It may be associated 
			with a spatial reference system (attribute "srsName"). The following rules shall be adhered: - Every geometry type shall derive 
			from this abstract type. - Every geometry element (i.e. an element of a geometry type) shall be directly or indirectly in the 
			substitution group of _Geometry.</documentation>
		</annotation>
		<complexContent>
			<extension base="gml:AbstractGMLType">
				<attribute name="gid" type="string" use="optional">
					<annotation>
						<documentation>This attribute is included for backward compatibility with GML 2 and is deprecated with GML 3. 
						This identifer is superceded by "gml:id" inherited from AbstractGMLType. The attribute "gid" should not be used 
						anymore and may be deleted in future versions of GML without further notice.</documentation>
					</annotation>
				</attribute>
				<attributeGroup ref="gml:SRSReferenceGroup"/>
			</extension>
		</complexContent>
	</complexType>
	<!-- ============================================================== -->
	<attributeGroup name="SRSReferenceGroup">
		<annotation>
			<documentation>Optional reference to the CRS used by this geometry, with optional additional information to simplify use when 
			a more complete definition of the CRS is not needed.</documentation>
		</annotation>
		<attribute name="srsName" type="anyURI" use="optional">
			<annotation>
				<documentation>In general this reference points to a CRS instance of gml:CoordinateReferenceSystemType 
				(see coordinateReferenceSystems.xsd). For well known references it is not required that the CRS description exists at the 
				location the URI points to. If no srsName attribute is given, the CRS must be specified as part of the larger context this 
				geometry element is part of, e.g. a geometric element like point, curve, etc. It is expected that this attribute will be specified 
				at the direct position level only in rare cases.</documentation>
			</annotation>
		</attribute>
		<attribute name="srsDimension" type="positiveInteger" use="optional">
			<annotation>
				<documentation>The "srsDimension" is the length of coordinate sequence (the number of entries in the list). This dimension is 
				specified by the coordinate reference system. When the srsName attribute is omitted, this attribute shall be omitted.</documentation>
			</annotation>
		</attribute>
		<attributeGroup ref="gml:SRSInformationGroup"/>
	</attributeGroup>
	<!-- =================================================== -->
	<attributeGroup name="SRSInformationGroup">
		<annotation>
			<documentation>Optional additional and redundant information for a CRS to simplify use when a more complete definition of the 
			CRS is not needed. This information shall be the same as included in the more complete definition of the CRS, referenced by the 
			srsName attribute. When the srsName attribute is included, either both or neither of the axisLabels and uomLabels attributes 
			shall be included. When the srsName attribute is omitted, both of these attributes shall be omitted.</documentation>
		</annotation>
		<attribute name="axisLabels" type="gml:NCNameList" use="optional">
			<annotation>
				<documentation>Ordered list of labels for all the axes of this CRS. The gml:axisAbbrev value should be used for these axis 
				labels, after spaces and forbiddden characters are removed. When the srsName attribute is included, this attribute is optional. 
				When the srsName attribute is omitted, this attribute shall also be omitted.</documentation>
			</annotation>
		</attribute>
		<attribute name="uomLabels" type="gml:NCNameList" use="optional">
			<annotation>
				<documentation>Ordered list of unit of measure (uom) labels for all the axes of this CRS. The value of the string in the 
				gml:catalogSymbol should be used for this uom labels, after spaces and forbiddden characters are removed. When the 
				axisLabels attribute is included, this attribute shall also be included. When the axisLabels attribute is omitted, this attribute 
				shall also be omitted.</documentation>
			</annotation>
		</attribute>
	</attributeGroup>
	<!-- ============================================================== -->
	<element name="_GeometricPrimitive" type="gml:AbstractGeometricPrimitiveType" abstract="true" substitutionGroup="gml:_Geometry">
		<annotation>
			<documentation>The "_GeometricPrimitive" element is the abstract head of the substituition group for all (pre- and user-defined) 
			geometric primitives.</documentation>
		</annotation>
	</element>
	<!-- ============================================================== -->
	<complexType name="AbstractGeometricPrimitiveType" abstract="true">
		<annotation>
			<documentation>This is the abstract root type of the geometric primitives. A geometric primitive is a geometric object that is not 
			decomposed further into other primitives in the system. All primitives are oriented in the direction implied by the sequence of their 
			coordinate tuples.</documentation>
		</annotation>
		<complexContent>
			<extension base="gml:AbstractGeometryType"/>
		</complexContent>
	</complexType>
	<!-- ============================================================== -->
	<complexType name="GeometricPrimitivePropertyType">
		<annotation>
			<documentation>A property that has a geometric primitive as its value domain can either be an appropriate geometry element 
			encapsulated in an element of this type or an XLink reference to a remote geometry element (where remote includes geometry 
			elements located elsewhere in the same document). Either the reference or the contained element must be given, but neither 
			both nor none.</documentation>
		</annotation>
		<sequence minOccurs="0">
			<element ref="gml:_GeometricPrimitive"/>
		</sequence>
		<attributeGroup ref="gml:AssociationAttributeGroup">
			<annotation>
				<documentation>This attribute group includes the XLink attributes (see xlinks.xsd). XLink is used in GML to reference remote 
				resources (including those elsewhere in the same document). A simple link element can be constructed by including a 
				specific set of XLink attributes. The XML Linking Language (XLink) is currently a Proposed Recommendation of the World Wide 
				Web Consortium. XLink allows elements to be inserted into XML documents so as to create sophisticated links between 
				resources; such links can be used to reference remote properties. A simple link element can be used to implement pointer 
				functionality, and this functionality has been built into various GML 3 elements by including the gml:AssociationAttributeGroup.</documentation>
			</annotation>
		</attributeGroup>
	</complexType>
	<!-- =========================================================== -->
	<!-- primitive geometry objects (0-dimensional) -->
	<!-- ============================================================== -->
	<element name="Point" type="gml:PointType" substitutionGroup="gml:_GeometricPrimitive"/>
	<!-- ============================================================== -->
	<complexType name="PointType">
		<annotation>
			<documentation>A Point is defined by a single coordinate tuple.</documentation>
		</annotation>
		<complexContent>
			<extension base="gml:AbstractGeometricPrimitiveType">