| QName | Type | Fixed | Default | Use | Inheritable | Annotation |
|---|---|---|---|---|---|---|
| DirectionSense | ifc:IfcDirectionSenseEnum | optional | ||||
| LayerSetDirection | ifc:IfcLayerSetDirectionEnum | optional | ||||
| OffsetFromReferenceLine | ifc:IfcLengthMeasure | optional | ||||
| ReferenceExtent | ifc:IfcPositiveLengthMeasure | optional | ||||
| href | xs:anyURI | optional | ||||
| id | xs:ID | optional | ||||
| path | xs:NMTOKENS | optional | ||||
| pos | restriction of list of xs:integer | optional | ||||
| ref | xs:IDREF | optional |
<xs:element name="IfcMaterialLayerSetUsage" type="ifc:IfcMaterialLayerSetUsage" substitutionGroup="ifc:IfcMaterialUsageDefinition" nillable="true"/> |