<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema">
    
    <xs:include schemaLocation="angle.xsd"/>
    <xs:include schemaLocation="measure.xsd"/>
    <xs:include schemaLocation="geometry.xsd"/>
    
    <xs:annotation>
        <xs:documentation xml:lang="en">
            Jeospace coordinate types and elements
        </xs:documentation>
    </xs:annotation>
    
    <xs:element name="scale" type="lengthType"/>
    
    <xs:element name="Cartesian">
        <xs:complexType>
            <xs:sequence>
                <xs:element ref="scale"/>
            </xs:sequence>
            <xs:attribute name="x" type="xs:double"/>
            <xs:attribute name="y" type="xs:double"/>
            <xs:attribute name="z" type="xs:double"/>
        </xs:complexType>
    </xs:element>
    
    <xs:element name="lng" type="angleType"/>
    <xs:element name="lat" type="angleType"/>
    
    <xs:element name="dst" type="lengthType"/>
    <xs:element name="elv" type="lengthType"/>
    
    <xs:element name="Spherical">
        <xs:complexType>
            <xs:sequence>
                <xs:element ref="lng"/>
                <xs:element ref="lat"/>
                <xs:element ref="dst"/>
            </xs:sequence>
        </xs:complexType>
    </xs:element>
    
    <xs:element name="Ellipsoidal">
        <xs:complexType>
            <xs:sequence>
                <xs:element ref="lng"/>
                <xs:element ref="lat"/>
                <xs:element ref="elv"/>
                <xs:element ref="Ellipsoid"/>
            </xs:sequence>
        </xs:complexType>
    </xs:element>
    
    <xs:element name="yaw" type="angleType"/>
    <xs:element name="pitch" type="angleType"/>
    <xs:element name="roll" type="angleType"/>
    
    <xs:element name="Attitude">
        <xs:complexType>
            <xs:sequence>
                <xs:element ref="yaw"/>
                <xs:element ref="pitch"/>
                <xs:element ref="roll"/>
            </xs:sequence>
        </xs:complexType>
    </xs:element>
    
</xs:schema>