8.20.3.17 IfcTopologicalRepresentationItem
ABSTRACT This definition may not be instantiated
8.20.3.17.1 Semantic definition
8.20.3.17.2 Entity inheritance
8.20.3.17.3 Attributes
| # | Attribute | Type | Description | 
|---|---|---|---|
| IfcRepresentationItem (2) | |||
| LayerAssignment | SET [0:1] OF IfcPresentationLayerAssignment FOR AssignedItems | 
 Assignment of the representation item to a single or multiple layer(s). The LayerAssignments can override a LayerAssignments of the IfcRepresentation it is used within the list of Items.  | 
|
| StyledByItem | SET [0:1] OF IfcStyledItem FOR Item | 
 Reference to the IfcStyledItem that provides presentation information to the representation, e.g. a curve style, including colour and thickness to a geometric curve.  | 
|
8.20.3.17.4 Formal representation
ENTITY IfcTopologicalRepresentationItem
 ABSTRACT SUPERTYPE OF (ONEOF
	(IfcConnectedFaceSet
	,IfcEdge
	,IfcFace
	,IfcFaceBound
	,IfcLoop
	,IfcPath
	,IfcVertex))
 SUBTYPE OF (IfcRepresentationItem);
END_ENTITY;