<?xml version="1.0"?>
<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified">
    <xsd:element name="lines" type="Lines"/>

    <xsd:complexType name="Lines">
        <xsd:sequence>
            <xsd:element name="line" type="Line" minOccurs="0" maxOccurs="unbounded"/>
        </xsd:sequence>
    </xsd:complexType>

	<xsd:complexType name="Line">
		<xsd:sequence>
			<xsd:element name="pen" type="Pen" minOccurs="1" maxOccurs="1"/>
			<xsd:element name="points" type="xsd:string" minOccurs="1" maxOccurs="1"/>
		</xsd:sequence>
		<xsd:attribute name="id" type="xsd:ID" use="required"/>
		<xsd:attribute name="page" type="xsd:integer" use="required"/>
		<xsd:attribute name="direction" type="xsd:string" use="required"/>
	</xsd:complexType>

	<xsd:complexType name="Pen">
		<xsd:attribute name="minThickness" type="xsd:decimal"/>
		<xsd:attribute name="thicknessFactor" type="xsd:decimal"/>
		<xsd:attribute name="smoothing" type="xsd:decimal"/>
		<xsd:attribute name="alpha" type="xsd:decimal"/>
		<xsd:attribute name="color" type="xsd:integer"/>
	</xsd:complexType>
</xsd:schema>