IfcExternallyDefinedSymbol

Definition from IAI: An externally defined symbol is a symbol that gets its shape information by an agreed reference to an external source.

> NOTE: The allowable symbol names and sources have to be established by implementers agreements.

> NOTE: The IfcExternallyDefinedSymbol is an entity that had been adopted from ISO 10303, Industrial automation systems and integration—Product data representation and exchange, Part 46: Integrated generic resources: Visual presentation.

> NOTE Corresponding STEP name: externally_defined_symbol. Please refer to ISO/IS 10303-46:1994 for the final definition of the formal standard.

> HISTORY New entity in Release IFC2x 2nd Edition.

EXPRESS specification:

ENTITY IfcExternallyDefinedSymbol
SUBTYPE OF ( | IfcExternalReference);
END_ENTITY;

Inheritance graph

ENTITY IfcExternallyDefinedSymbol;
ENTITY IfcExternalReference;
Location | : | OPTIONAL IfcLabel;
ItemReference | : | OPTIONAL IfcIdentifier;
Name | : | OPTIONAL IfcLabel;
ENTITY IfcExternallyDefinedSymbol;
END_ENTITY;