/// <summary> /// Tests the express where-clause specified in param 'clause' /// </summary> /// <param name="clause">The express clause to test</param> /// <returns>true if the clause is satisfied.</returns> public bool ValidateClause(IfcDimensionCurveClause clause) { var retVal = false; try { switch (clause) { case IfcDimensionCurveClause.WR51: retVal = Functions.SIZEOF(Functions.USEDIN(this, "IFC2X3.IFCDRAUGHTINGCALLOUT.CONTENTS")) >= 1; break; case IfcDimensionCurveClause.WR52: retVal = (Functions.SIZEOF(Functions.USEDIN(this, "IFC2X3." + "IFCTERMINATORSYMBOL.ANNOTATEDCURVE").Where(Dct1 => (Dct1.AsIfcDimensionCurveTerminator().Role == IfcDimensionExtentUsage.ORIGIN))) <= 1) && (Functions.SIZEOF(Functions.USEDIN(this, "IFC2X3." + "IFCTERMINATORSYMBOL.ANNOTATEDCURVE").Where(Dct2 => (Dct2.AsIfcDimensionCurveTerminator().Role == IfcDimensionExtentUsage.TARGET))) <= 1); break; case IfcDimensionCurveClause.WR53: retVal = Functions.SIZEOF(AnnotatedBySymbols.Where(Dct => !(Functions.TYPEOF(Dct).Contains("IFC2X3.IFCDIMENSIONCURVETERMINATOR")))) == 0; break; } } catch (Exception ex) { var log = Validation.ValidationLogging.CreateLogger <Xbim.Ifc2x3.PresentationDimensioningResource.IfcDimensionCurve>(); log?.LogError(string.Format("Exception thrown evaluating where-clause 'IfcDimensionCurve.{0}' for #{1}.", clause, EntityLabel), ex); } return(retVal); }