IfcConstraintEnum
类型定义
IfcConstraintNum是用于限定约束的枚举。
IFC2.0中的新枚举
Enumeration definition
| Constant | Description |
|---|---|
| HARD | Qualifies a constraint such that it must be followed rigidly within or at the values set. |
| SOFT | Qualifies a constraint such that it should be followed within or at the values set. |
| ADVISORY | Qualifies a constraint such that it is advised that it is followed within or at the values set. |
| USERDEFINED | A user-defined grade indicated by a separate attribute at the referencing entity. |
| NOTDEFINED | Grade has not been specified. |
EXPRESS Specification
TYPE IfcConstraintEnum = ENUMERATION OF (HARD,SOFT,ADVISORY,USERDEFINED,NOTDEFINED);
END_TYPE;
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