IfcPreDefinedCurveFont

BACnet MVD

#### IfcPreDefinedCurveFont

Natural language names

| Vordefinierter Liniensatz
| Pre Defined Curve Font

##### Semantic definitions at the entity

Entity definition

> 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.

##### Inherited definitions from supertypes

Entity inheritance
Attribute inheritance

# | Attribute | Type | Cardinality | Description | B
--- | --- | --- | --- | --- | ---
IfcPresentationItem
IfcPreDefinedItem
1 | Name | IfcLabel |  | The string by which the pre defined item is identified. Allowable values for the string are declared at the level of subtypes. |  | X
IfcPreDefinedCurveFont

##### Formal representations

XML Specification
`<xs:element name="IfcPreDefinedCurveFont" type="ifc:IfcPreDefinedCurveFont" abstract="true" substitutionGroup="ifc:IfcPreDefinedItem" nillable="true"/>
<xs:complexType name="IfcPreDefinedCurveFont" abstract="true">
<xs:complexContent>
<xs:extension base="ifc:IfcPreDefinedItem"/>
</xs:complexContent>
</xs:complexType>
`
EXPRESS Specification
`ENTITY IfcPreDefinedCurveFont
ABSTRACT SUPERTYPE OF(IfcDraughtingPreDefinedCurveFont)
SUBTYPE OF (IfcPreDefinedItem);
END_ENTITY;

EXPRESS-G diagram

`

References: IfcCurveStyleFontSelect

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