
<!-- ==============================================================
      SVG12-RNG | Core attribute
     ============================================================== -->

<grammar ns='http://www.w3.org/2000/svg'
         xml:lang='en'
         xmlns='http://relaxng.org/ns/structure/1.0'
         xmlns:a='http://relaxng.org/ns/compatibility/annotations/1.0'
         xmlns:svg='http://www.w3.org/2005/02/svg-annotations'
         datatypeLibrary='http://www.w3.org/2001/XMLSchema-datatypes'
         >

  <define name='svg.CoreCommon.attr' combine='interleave'>
    <optional>
      <attribute name='id' svg:animatable='false' svg:inheritable='false'>
        <ref name='ID.datatype'/>
      </attribute>
    </optional>
    <optional>
      <attribute name='class' svg:animatable='false' svg:inheritable='false'>
        <text/>
      </attribute>
    </optional>
    <optional>
      <attribute name='xml:id' svg:animatable='false' svg:inheritable='false'>
        <ref name='ID.datatype'/>
      </attribute>
    </optional>
    <optional>
      <attribute name='xml:base' svg:animatable='false' svg:inheritable='false'>
        <ref name='IRI.datatype'/>
      </attribute>
    </optional>
    <optional>
      <attribute name='xml:lang' svg:animatable='false' svg:inheritable='false'>
        <choice>
          <ref name='LanguageID.datatype'/>
          <empty/>
        </choice>
      </attribute>
    </optional>
  </define>

  <define name='svg.Core.attr' combine='interleave'>
    <ref name='svg.CoreCommon.attr'/>
    <optional>
      <attribute name='xml:space' svg:animatable='false' svg:inheritable='false'>
        <choice>
          <value>default</value>
          <value>preserve</value>
        </choice>
      </attribute>
    </optional>
  </define>


  <define name='svg.CorePreserve.attr' combine='interleave'>
    <ref name='svg.CoreCommon.attr'/>
    <optional>
      <attribute name='xml:space' svg:animatable='false' svg:inheritable='false'>
        <value>preserve</value>
      </attribute>
    </optional>
  </define>

</grammar>
