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IfcPreDefinedPointMarkerSymbol

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

NOTE: The IfcPreDefinedPointMarkerSymbol 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_point_marker_symbol. Please refer to ISO/IS 10303-202:1994 page 208 for the final definition of the formal standard.

HISTORY New entity in Release IFC2x 2nd Edition.

Illustration from ISO 10303-202, page 210:

point marker

EXPRESS specification:

ENTITY IfcPreDefinedPointMarkerSymbol
SUBTYPE OF ( IfcPreDefinedSymbol);
WHERE
WR31  :  SELF\IfcPreDefinedItem.Name IN ['asterisk','circle','dot','plus','square','triangle','x'];
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 IfcPreDefinedPointMarkerSymbol;
ENTITY IfcPreDefinedItem;
Name  :  IfcLabel;
ENTITY IfcPreDefinedSymbol;
ENTITY IfcPreDefinedPointMarkerSymbol;
END_ENTITY;