<xs:element name="Segment1" type="LineSegment2dType"><xs:annotation><xs:documentation>The Segment1 element is the first witness line.</xs:documentation></xs:annotation></xs:element>
The optional ZextensionPoint1 element is an extension point of the first witness line, it lies on the feature in cases when the annotation plane does not intersect the feature.
<xs:element name="ZextensionPoint1" type="PointSimpleType" minOccurs="0"><xs:annotation><xs:documentation>The optional ZextensionPoint1 element is an extension point of the first witness line, it lies on the feature in cases when the annotation plane does not intersect the feature.</xs:documentation></xs:annotation></xs:element>
<xs:element name="Segment2" type="LineSegment2dType"><xs:annotation><xs:documentation>The Segment2 element is the second witness line.</xs:documentation></xs:annotation></xs:element>
The optional ZextensionPoint2 element is an extension point of the second witness line, it lies on the feature in cases when the annotation plane does not intersect the feature.
<xs:element name="ZextensionPoint2" type="PointSimpleType" minOccurs="0"><xs:annotation><xs:documentation>The optional ZextensionPoint2 element is an extension point of the second witness line, it lies on the feature in cases when the annotation plane does not intersect the feature.</xs:documentation></xs:annotation></xs:element>
<xs:element name="BeginPoint" type="Point2dSimpleType"><xs:annotation><xs:documentation>The BeginPoint element is the begin point of the circular witness line.</xs:documentation></xs:annotation></xs:element>
<xs:element name="EndPoint" type="Point2dSimpleType"><xs:annotation><xs:documentation>The EndPoint element is the end point of the circular witness line.</xs:documentation></xs:annotation></xs:element>
<xs:element name="CircleCenter" type="Point2dSimpleType"><xs:annotation><xs:documentation>The CircleCenter element is the center of the circular witness line.</xs:documentation></xs:annotation></xs:element>
<xs:element name="CircleRadius" type="DoublePositiveType"><xs:annotation><xs:documentation>The CircleRadius element is the radius of the circular witness line.</xs:documentation></xs:annotation></xs:element>
The required width attribute is the width of the witness lines in points.
Source
<xs:complexType name="WitnessLinesType"><xs:annotation><xs:documentation>The WitnessLinesType defines a pair of witness lines or a circular witness line. The circular witness line must be less than a semicircle.</xs:documentation></xs:annotation><xs:choice><xs:sequence><xs:element name="Segment1" type="LineSegment2dType"><xs:annotation><xs:documentation>The Segment1 element is the first witness line.</xs:documentation></xs:annotation></xs:element><xs:element name="ZextensionPoint1" type="PointSimpleType" minOccurs="0"><xs:annotation><xs:documentation>The optional ZextensionPoint1 element is an extension point of the first witness line, it lies on the feature in cases when the annotation plane does not intersect the feature.</xs:documentation></xs:annotation></xs:element><xs:element name="Segment2" type="LineSegment2dType"><xs:annotation><xs:documentation>The Segment2 element is the second witness line.</xs:documentation></xs:annotation></xs:element><xs:element name="ZextensionPoint2" type="PointSimpleType" minOccurs="0"><xs:annotation><xs:documentation>The optional ZextensionPoint2 element is an extension point of the second witness line, it lies on the feature in cases when the annotation plane does not intersect the feature.</xs:documentation></xs:annotation></xs:element></xs:sequence><xs:sequence><xs:element name="BeginPoint" type="Point2dSimpleType"><xs:annotation><xs:documentation>The BeginPoint element is the begin point of the circular witness line.</xs:documentation></xs:annotation></xs:element><xs:element name="EndPoint" type="Point2dSimpleType"><xs:annotation><xs:documentation>The EndPoint element is the end point of the circular witness line.</xs:documentation></xs:annotation></xs:element><xs:element name="CircleCenter" type="Point2dSimpleType"><xs:annotation><xs:documentation>The CircleCenter element is the center of the circular witness line.</xs:documentation></xs:annotation></xs:element><xs:element name="CircleRadius" type="DoublePositiveType"><xs:annotation><xs:documentation>The CircleRadius element is the radius of the circular witness line.</xs:documentation></xs:annotation></xs:element></xs:sequence></xs:choice><xs:attribute name="width" type="xs:double" use="required"><xs:annotation><xs:documentation>The required width attribute is the width of the witness lines in points.</xs:documentation></xs:annotation></xs:attribute></xs:complexType>
<xs:attribute name="width" type="xs:double" use="required"><xs:annotation><xs:documentation>The required width attribute is the width of the witness lines in points.</xs:documentation></xs:annotation></xs:attribute>