<?xml version="1.0"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:vt="http://www.example.org/value-types" targetNamespace="http://www.example.org/value-types" attributeFormDefault="qualified" elementFormDefault="qualified">
  <xs:import namespace="http://www.w3.org/2001/XMLSchema" schemaLocation="http://www.w3.org/2001/XMLSchema.xsd"/>
  <xs:complexType name="ValueType">
    <xs:attribute name="ActValue" type="xs:anySimpleType" use="required"/>
    <xs:attribute name="Metric" type="xs:string" use="optional"/>
  </xs:complexType>
  <xs:element name="Range" type="vt:RangeType"/>
  <xs:complexType name="RangeType">
    <xs:complexContent>
      <xs:extension base="vt:ValueType">
        <xs:sequence>
          <xs:element name="MinValue" type="xs:decimal" minOccurs="1" maxOccurs="1"/>
          <xs:element name="MaxValue" type="xs:decimal" maxOccurs="1" minOccurs="1"/>
          <xs:element name="Interval" type="xs:decimal" maxOccurs="1" minOccurs="1"/>
        </xs:sequence>
      </xs:extension>
    </xs:complexContent>
  </xs:complexType>
  <xs:element name="Options" type="vt:OptionType"/>
  <xs:complexType name="OptionType">
    <xs:complexContent>
      <xs:extension base="vt:ValueType">
        <xs:sequence>
          <xs:element name="Option" type="xs:string" minOccurs="1" maxOccurs="unbounded"/>
        </xs:sequence>
      </xs:extension>
    </xs:complexContent>
  </xs:complexType>
  <xs:element name="Fix" type="vt:ValueType"/>
</xs:schema>
