<complexType name="ConversionType">
<annotation>
<documentation>A concrete general-purpose operation on coordinates that does not include any change of Datum. The best-known example of a coordinate conversion is a map projection. The parameters describing coordinate conversions are defined rather than empirically derived. Note that some conversions have no parameters. </documentation>
</annotation>
<complexContent>
<extension base="gml:AbstractGeneralConversionType">
<sequence>
<element name="usesMethod" type="gml:OperationMethodRefType">
<annotation>
<documentation>Association to the operation method used by this conversion operation. </documentation>
</annotation>
</element>
<element name="usesValue" type="gml:ParameterValueType" minOccurs="0" maxOccurs="unbounded">
<annotation>
<documentation>Unordered list of composition associations to the set of parameter values used by this conversion operation. </documentation>
</annotation>
</element>
</sequence>
</extension>
</complexContent>
</complexType>
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