8.12.3.25 IfcPreDefinedItem
ABSTRACT This definition may not be instantiated
8.12.3.25.1 Semantic definition
A pre defined item is a qualified name given to a style or font which is determined within the data exchange specification by convention on using the Name attribute value (in contrary to externally defined items, which are agreed by an external source).
8.12.3.25.2 Entity inheritance
-
- IfcPreDefinedItem
- IfcColourRgbList
- IfcColourSpecification
- IfcCurveStyleFont
- IfcCurveStyleFontAndScaling
- IfcCurveStyleFontPattern
- IfcIndexedColourMap
- IfcSurfaceStyleLighting
- IfcSurfaceStyleRefraction
- IfcSurfaceStyleShading
- IfcSurfaceStyleWithTextures
- IfcSurfaceTexture
- IfcTextStyleForDefinedFont
- IfcTextStyleTextModel
- IfcTextureCoordinate
- IfcTextureVertex
- IfcTextureVertexList
8.12.3.25.3 Attributes
| # | Attribute | Type | Description |
|---|---|---|---|
| IfcPreDefinedItem (1) | |||
| 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. |
8.12.3.25.4 Formal representation
ENTITY IfcPreDefinedItem
ABSTRACT SUPERTYPE OF (ONEOF
(IfcPreDefinedColour
,IfcPreDefinedCurveFont
,IfcPreDefinedTextFont))
SUBTYPE OF (IfcPresentationItem);
Name : IfcLabel;
END_ENTITY;