source: josm/trunk/data/mappaint-style.xsd @ 4060

<?xml version="1.0" encoding="UTF-8"?>
<schema xmlns="http://www.w3.org/2001/XMLSchema" targetNamespace="http://josm.openstreetmap.de/mappaint-style-1.0"
        xmlns:tns="http://josm.openstreetmap.de/mappaint-style-1.0" elementFormDefault="qualified">

        <!--
                Localized attributes (for example de.description are not supported by
                xsd, so root element needs <anyAttribute/>
        -->

        <element name="rules" type="tns:root"/>

        <complexType name="root">
                <sequence>
                        <choice minOccurs="0" maxOccurs="unbounded">
                                <element name="rule" type="tns:rule" />
                        </choice>
                </sequence>
                <attribute name="name" type="string" />
                <attribute name="author" type="string" />
                <attribute name="version" type="string" />
                <attribute name="shortdescription" type="string" />
                <attribute name="description" type="string" />
                <attribute name="link" type="string"/>

                <anyAttribute processContents="skip"/>
        </complexType>

        <!-- TODO: ensure that at least one of results exists, but only one of each element, except for linemod which may have more,
        scale is totally optional, but each of the two may come only once -->
        <complexType name="rule">
                <sequence>
                        <element name="condition" type="tns:condition" minOccurs="1" maxOccurs="unbounded" />
                        <choice minOccurs="1" maxOccurs="unbounded" >
                                <group ref="tns:results" />
                                <group ref="tns:scale" />
                        </choice>
                </sequence>
        </complexType>

        <group name="results">
                <choice>
                        <element name="icon" type="tns:icon" />
                        <element name="area" type="tns:area" />
                        <element name="line" type="tns:line" />
                        <element name="linemod" type="tns:linemod" maxOccurs="unbounded" />
                </choice>
        </group>

        <group name="scale">
                <choice>
                        <element name="scale_min" type="integer" />
                        <element name="scale_max" type="integer" />
                </choice>
        </group>

        <complexType name="condition">
                <!-- TODO restrict to k, k+v or k+b, other attribute combinations are illegal -->
                <attribute name="k" type="string" use="required" />
                <attribute name="v" type="string" />
                <attribute name="b" type="tns:yesno" />
        </complexType>

        <complexType name="icon">
                <attribute name="src" type="string" use="required" />
                <attribute name="annotate" type="boolean" />
                <attribute name="priority" type="integer" />
        </complexType>

        <complexType name="line">
                <attribute name="width" type="integer" />
                <attribute name="dashed" type="tns:dashed" />
                <attribute name="realwidth" type="integer" />
                <attribute name="colour" type="tns:color" />
                <attribute name="dashedcolour" type="tns:color" />
                <attribute name="priority" type="integer" />
        </complexType>

        <complexType name="area">
                <attribute name="colour" type="tns:color" />
                <attribute name="closed" type="boolean" />
                <attribute name="priority" type="integer" />
        </complexType>

        <complexType name="linemod">
                <attribute name="dashed" type="tns:dashed" />
                <attribute name="realwidth" type="integer" />
                <attribute name="colour" type="tns:color" />
                <attribute name="dashedcolour" type="tns:color" />
                <attribute name="mode" type="tns:modifier_mode" use="required" />
                <attribute name="width" type="tns:width" />
        </complexType>

        <simpleType name="yesno">
                <restriction base="string">
                        <enumeration value="yes"/>
                        <enumeration value="no"/>
                </restriction>
        </simpleType>

        <simpleType name="dashed">
                <restriction base="string">
                        <pattern value="\d+(,\d+)*"/>
                        <pattern value="(true|false)"/>
                </restriction>
        </simpleType>

        <simpleType name="modifier_mode">
                <restriction base="string">
                        <enumeration value="under"/>
                        <enumeration value="over"/>
                </restriction>
        </simpleType>

        <simpleType name="color">
                <restriction base="string">
                        <pattern value="([a-z0-9_]+#)?[0-9A-Fa-f]{6}([0-9A-Fa-f]{2})?"/>
                        <!-- name#color or color only, where color is 6 or 8 hex digits -->
                </restriction>
        </simpleType>

        <simpleType name="width">
                <restriction base="string">
                        <pattern value="\d+"/>
                        <pattern value="[+-]\d+"/>
                        <pattern value="\d+%"/>
                </restriction>
        </simpleType>
</schema>