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<?xml version="1.0" encoding="UTF-8"?>
<schema targetNamespace="http://www.opengis.net/wcs/2.0"
xmlns:wcs="http://www.opengis.net/wcs/2.0"
xmlns:gml="http://www.opengis.net/gml/3.2"
xmlns:gmlwcs="http://www.opengis.net/wcs/2.0/gml"
xmlns="http://www.w3.org/2001/XMLSchema"
elementFormDefault="qualified" version="2.0.0" xml:lang="en">
<annotation>
<appinfo>wcsGetCoverage.xsd</appinfo>
<documentation>This XML Schema Document defines the GetCoverage operation request elements and types, for the OGC Web Coverage Service (WCS).
The GetCoverage request element is GetCoverage. The GetCoverage response element is a specialization of gmlwcs:AbstractCoverage.
Last updated: 2010-jan-11
Copyright (c) 2007 Open Geospatial Consortium, Inc. All Rights Reserved.
To obtain additional rights of use, visit http://www.opengeospatial.org/legal/.
</documentation>
</annotation>
<!-- ============================================================== -->
<!-- includes and imports -->
<!-- ============================================================== -->
<import namespace="http://www.opengis.net/wcs/2.0/gml" schemaLocation="gml/gmlwcsAll.xsd"/>
<include schemaLocation="wcsCommon.xsd"/>
<!-- ============================================================== -->
<!-- elements and types -->
<!-- ============================================================== -->
<element name="GetCoverage" type="wcs:GetCoverageType">
<annotation>
<documentation>Request to a WCS to perform the GetCoverage operation. This operation allows a client to retrieve a subset of one coverage. </documentation>
</annotation>
</element>
<complexType name="GetCoverageType">
<complexContent>
<extension base="wcs:RequestBaseType">
<sequence>
<element ref="wcs:id">
<annotation>
<documentation>Identifier of the coverage that this GetCoverage operation request shall draw from. </documentation>
</annotation>
</element>
<choice minOccurs="0" maxOccurs="unbounded">
<element name="trimDimension" type="wcs:DimensionTrimType"/>
<element name="sliceDimension" type="wcs:DimensionSliceType"/>
</choice>
</sequence>
<attribute name="request" type="string" fixed="GetCoverage"/>
</extension>
</complexContent>
</complexType>
<!-- ======================================================= -->
<!-- Domain subset types and elements -->
<!-- ======================================================= -->
<complexType name="DimensionSubsetType" abstract="true">
<annotation>
<documentation>Definition of the desired subset of the domain of the coverage. This is either a Trim operation, or a Slice operation.</documentation>
</annotation>
<sequence>
<element name="dimension" type="NCName"/>
</sequence>
</complexType>
<!-- ======================================================= -->
<complexType name="DimensionTrimType">
<annotation>
<documentation>Describes the trimming of a coverage's domain axis, between two values.</documentation>
</annotation>
<complexContent>
<extension base="wcs:DimensionSubsetType">
<sequence>
<element name="trimLow" type="double" minOccurs="0"/>
<element name="trimHigh" type="double" minOccurs="0"/>
</sequence>
</extension>
</complexContent>
</complexType>
<!-- ======================================================= -->
<complexType name="DimensionSliceType">
<annotation>
<documentation>Describes the slicing of a coverage's domain axis at a particular point.</documentation>
</annotation>
<complexContent>
<extension base="wcs:DimensionSubsetType">
<sequence>
<element name="slicePoint" type="double"/>
</sequence>
</extension>
</complexContent>
</complexType>
<!-- ======================================================= -->
</schema>
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