8.12.2.7 IfcTextAlignment

The IfcTextAlignment describes how text is aligned within the element. Values are:

NOTE  Definition according to Cascading Style Sheets, level 1
The actual justification algorithm used is user agent and human language dependent. If 'justify' is not supported, the user agent will supply a replacement. Typically, this will be 'left' for western languages.
NOTE  Type adopted from text-align defined in CSS-1.
HISTORY  New type in IFC2x3.

XSD Specification:

 <xs:simpleType name="IfcTextAlignment">
  <xs:restriction base="xs:normalizedString"/>
 </xs:simpleType>
 <xs:element name="IfcTextAlignment-wrapper" nillable="true">
  <xs:complexType>
   <xs:simpleContent>
    <xs:extension base="ifc:IfcTextAlignment">
     <xs:attributeGroup ref="ifc:instanceAttributes"/>
    </xs:extension>
   </xs:simpleContent>
  </xs:complexType>
 </xs:element>

EXPRESS Specification:

TYPE IfcTextAlignment = STRING;
WHERE
WR1 : SELF IN ['left', 'right', 'center', 'justify']
END_TYPE;

Link to EXPRESS-G diagram EXPRESS-G diagram

Formal Propositions:

WR1 : Allowable values for text alignment.

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