Defined in File Ifc2x3.h
IfcDocumentInformationRelationship: public IfcUtil::IfcBaseEntity¶
An IfcDocumentInformationRelationship is a relationship class that enables a document to have the ability to reference other documents.
HISTORY New entity in Release IFC2x.
IFC2x4 CHANGE Subtyped from IfcResourceLevelRelationship, order of attributes changed.
Use definitions This class can be used to describe relationships in which one document may reference one or more other sub documents or where a document is used as a replacement for another document (but where both the original and the replacing document need to be retained).
The document that acts as the parent, referencing or original document in a relationship.
The document that acts as the child, referenced or replacing document in a relationship.
Whether the optional attribute RelationshipType is defined for this IfcDocumentInformationRelationship.
Describes the type of relationship between documents. This could be sub-document, replacement etc. The interpretation has to be established in an application context.
- ::Ifc2x3::IfcDocumentInformation *