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IfcPreDefinedTerminatorSymbol

Definition from IAI: The pre defined terminator symbol is a pre defined symbol for the purpose to identify a terminator by name. Allowable names are:

NOTE: The IfcPreDefinedTerminatorSymbol is an entity that had been adopted from ISO 10303, Industrial automation systems and integration—Product data representation and exchange, Part 202: Application protocol: Associative draughting.

NOTE Corresponding STEP name: pre_defined_terminator_symbol. Please refer to ISO/IS 10303-202:1994 page 209 for the final definition of the formal standard.

HISTORY New entity in Release IFC2x 2nd Edition.

Illustration from ISO 10303-202, page 212:

pre defined symbols

EXPRESS specification:

ENTITY IfcPreDefinedTerminatorSymbol
SUBTYPE OF ( IfcPreDefinedSymbol);
WHERE
WR31  :  SELF\IfcPreDefinedItem.Name IN ['blanked arrow','blanked box', 'blanked dot','dimension origin','filled arrow','filled box', 'filled dot','integral symbol','open arrow','slash','unfilled arrow'];
END_ENTITY;

Formal Propositions:

WR31  :  The inherited name for pre defined items shall only have the value of one of the following words.

Inheritance graph

ENTITY IfcPreDefinedTerminatorSymbol;
ENTITY IfcPreDefinedItem;
Name  :  IfcLabel;
ENTITY IfcPreDefinedSymbol;
ENTITY IfcPreDefinedTerminatorSymbol;
END_ENTITY;