IFC 4.3.x development

8.12.3.23 IfcPreDefinedCurveFont

8.12.3.23.1 Semantic definitions at the entity

NOTE  Definition according to ISO/CD 10303-46:1992
The predefined curve font type is an abstract supertype provided to define an application specific curve font. The name label shall be constrained in the application protocol to values that are given specific meaning for curve fonts in that application protocol.

NOTE  The IfcPreDefinedCurveFont is an abstract entity, subtypes of it provide the predefined curve font by agreement of the values of the inherited Name attribute. Currently the only subtype provided is IfcDraughtingPreDefinedCurveFont.

NOTE  Corresponding ISO 10303 name: pre_defined_curve_font. Please refer to ISO/IS 10303-46:1994, p. 103 for the final definition of the formal standard.

HISTORY  New entity in IFC2x2.

#Attribute Type Description
IfcPresentationItem
IfcPreDefinedItem
1Name IfcLabelThe string by which the pre defined item is identified. Allowable values for the string are declared at the level of subtypes.

8.12.3.23.1 Entity inheritance

dot_inheritance IfcDraughtingPreDefinedCurveFont IfcDraughtingPreDefinedCurveFont IfcPreDefinedCurveFont IfcPreDefinedCurveFont IfcDraughtingPreDefinedCurveFont->IfcPreDefinedCurveFont IfcPreDefinedItem IfcPreDefinedItem IfcPreDefinedCurveFont->IfcPreDefinedItem IfcPreDefinedColour IfcPreDefinedColour IfcPreDefinedColour->IfcPreDefinedItem IfcPresentationItem IfcPresentationItem IfcPreDefinedItem->IfcPresentationItem IfcPreDefinedTextFont IfcPreDefinedTextFont IfcPreDefinedTextFont->IfcPreDefinedItem IfcPresentationItem_children 16 more... IfcPresentationItem_children->IfcPresentationItem

8.12.3.23.2 Formal representations

ENTITY IfcPreDefinedCurveFont
 ABSTRACT SUPERTYPE OF (ONEOF
	(IfcDraughtingPreDefinedCurveFont))
 SUBTYPE OF (IfcPreDefinedItem);
END_ENTITY;