﻿<?xml version="1.0" encoding="utf-8"?>
<!--全部投影变换注册-->
<xs:schema id="SpatialReferencesTemplate"
    targetNamespace="http://Zondy.MapGISCitySvr.Xsd"
    elementFormDefault="qualified"
    xmlns="http://tempuri.org/DataItem.xsd"
    xmlns:mstns="http://tempuri.org/DataItem.xsd"
    xmlns:xs="http://www.w3.org/2001/XMLSchema"
    xmlns:gis="http://Zondy.MapGISCitySvr.Xsd"
>
  <!--引用命名空间要素-->
  <xs:include schemaLocation="SpatialReferenceTemplate.xsd"></xs:include>

  <!--投影变换列表-->
  <xs:element name="SpatialReferences">
    <xs:complexType>
      <xs:sequence>
        <!--WKID约束-->
        <xs:element name="WKT" maxOccurs="unbounded">
          <xs:complexType>
            <xs:sequence>
              <xs:element name="SpatialReference" type="gis:_SpatialReference"/>
            </xs:sequence>
            <xs:attribute name="WKID" type="xs:integer" use="required"/>
            <xs:attribute name="WKName" type="xs:string" use="required"/>
          </xs:complexType>
        </xs:element>
      </xs:sequence>
    </xs:complexType>

    <!--属性约束-->
    <xs:unique name="wkidUnique">
      <xs:selector xpath="WKT"/>
      <xs:field xpath="@WKID"/>
    </xs:unique>

  </xs:element>
</xs:schema>
