private static IfcNamedUnit resolveUnit(IIfcPhysicalQuantity quan)
{
IEntityCollection ifcModel = quan.Model.Instances;
if (quan is IfcQuantityLength)
{
IfcQuantityLength ifcValue = (IfcQuantityLength)quan;
return(ifcValue.Unit != null
? ifcValue.Unit
: ifcModel.FirstOrDefault <IfcNamedUnit>(ifcNamedUnit => ifcNamedUnit.UnitType.Equals(IfcUnitEnum.LENGTHUNIT)));
}
else if (quan is IfcQuantityArea)
{
IfcQuantityArea ifcValue = (IfcQuantityArea)quan;
return(ifcValue.Unit != null
? ifcValue.Unit
: ifcModel.FirstOrDefault <IfcNamedUnit>(ifcNamedUnit => ifcNamedUnit.UnitType.Equals(IfcUnitEnum.AREAUNIT)));
}
else if (quan is IfcQuantityVolume)
{
IfcQuantityVolume ifcValue = (IfcQuantityVolume)quan;
return(ifcValue.Unit != null
? ifcValue.Unit
: ifcModel.FirstOrDefault <IfcNamedUnit>(ifcNamedUnit => ifcNamedUnit.UnitType.Equals(IfcUnitEnum.VOLUMEUNIT)));
}
else if (quan is IfcQuantityTime)
{
IfcQuantityTime ifcValue = (IfcQuantityTime)quan;
return(ifcValue.Unit != null
? ifcValue.Unit
: ifcModel.FirstOrDefault <IfcNamedUnit>(ifcNamedUnit => ifcNamedUnit.UnitType.Equals(IfcUnitEnum.TIMEUNIT)));
}
else if (quan is IfcQuantityWeight)
{
IfcQuantityWeight ifcValue = (IfcQuantityWeight)quan;
return(ifcValue.Unit != null
? ifcValue.Unit
: ifcModel.FirstOrDefault <IfcNamedUnit>(ifcNamedUnit => ifcNamedUnit.UnitType.Equals(IfcUnitEnum.MASSUNIT)));
}
else if (quan is IfcQuantityCount)
{
IfcQuantityCount ifcValue = (IfcQuantityCount)quan;
return(ifcValue.Unit);
}
else
{
return(null);
}
}
BbQuantityRequired()
{
IfcQuantityCount = new IfcQuantityCount
{
Name = "Quantity",
CountValue = 0,
};
IfcElementQuantity = new IfcElementQuantity
{
GlobalId = IfcGloballyUniqueId.NewGuid(),
OwnerHistory = BbHeaderSetting.Setting3D.IfcOwnerHistory,
Quantities = new List<IfcPhysicalQuantity>{IfcQuantityCount},
};
IfcRelDefinesByProperties = new IfcRelDefinesByProperties
{
GlobalId = IfcGloballyUniqueId.NewGuid(),
OwnerHistory = BbHeaderSetting.Setting3D.IfcOwnerHistory,
RelatedObjects = new List<IfcObject>(),
RelatingPropertyDefinition = IfcElementQuantity,
};
}
BbQuantityRequired()
{
IfcQuantityCount = new IfcQuantityCount
{
Name = "Quantity",
CountValue = 0,
};
IfcElementQuantity = new IfcElementQuantity
{
GlobalId = IfcGloballyUniqueId.NewGuid(),
OwnerHistory = BbHeaderSetting.Setting3D.IfcOwnerHistory,
Quantities = new List <IfcPhysicalQuantity> {
IfcQuantityCount
},
};
IfcRelDefinesByProperties = new IfcRelDefinesByProperties
{
GlobalId = IfcGloballyUniqueId.NewGuid(),
OwnerHistory = BbHeaderSetting.Setting3D.IfcOwnerHistory,
RelatedObjects = new List <IfcObject>(),
RelatingPropertyDefinition = IfcElementQuantity,
};
}
private static IfcUnit resolveUnit(IIfcPhysicalQuantity quan)
{
if (quan is IfcQuantityLength)
{
IfcQuantityLength ifcValue = (IfcQuantityLength)quan;
return(ifcValue.Unit);
}
else if (quan is IfcQuantityArea)
{
IfcQuantityArea ifcValue = (IfcQuantityArea)quan;
return(ifcValue.Unit);
}
else if (quan is IfcQuantityVolume)
{
IfcQuantityVolume ifcValue = (IfcQuantityVolume)quan;
return(ifcValue.Unit);
}
else if (quan is IfcQuantityTime)
{
IfcQuantityTime ifcValue = (IfcQuantityTime)quan;
return(ifcValue.Unit);
}
else if (quan is IfcQuantityWeight)
{
IfcQuantityWeight ifcValue = (IfcQuantityWeight)quan;
return(ifcValue.Unit);
}
else if (quan is IfcQuantityCount)
{
IfcQuantityCount ifcValue = (IfcQuantityCount)quan;
return(ifcValue.Unit);
}
else
{
return(null);
}
}
private static IfcValue resolveValue(IIfcPhysicalQuantity quan)
{
if (quan is IfcQuantityLength)
{
IfcQuantityLength ifcValue = (IfcQuantityLength)quan;
return(new IfcLengthMeasure(ifcValue.LengthValue.ToString()));
}
else if (quan is IfcQuantityArea)
{
IfcQuantityArea ifcValue = (IfcQuantityArea)quan;
return(new IfcAreaMeasure(ifcValue.AreaValue.ToString()));
}
else if (quan is IfcQuantityVolume)
{
IfcQuantityVolume ifcValue = (IfcQuantityVolume)quan;
return(new IfcVolumeMeasure(ifcValue.VolumeValue.ToString()));
}
else if (quan is IfcQuantityTime)
{
IfcQuantityTime ifcValue = (IfcQuantityTime)quan;
return(new IfcTimeMeasure(ifcValue.TimeValue.ToString()));
}
else if (quan is IfcQuantityWeight)
{
IfcQuantityWeight ifcValue = (IfcQuantityWeight)quan;
return(new IfcMassMeasure(ifcValue.WeightValue));
}
else if (quan is IfcQuantityCount)
{
IfcQuantityCount ifcValue = (IfcQuantityCount)quan;
return(new IfcCountMeasure(ifcValue.CountValue.ToString()));
}
else
{
return(null);
}
}
private static void CreateElementQuantity(XbimModel model, IfcWallStandardCase wall, IfcOwnerHistory ifcOwnerHistory)
{
//Create a IfcElementQuantity
//first we need a IfcPhysicalSimpleQuantity,first will use IfcQuantityArea
IfcQuantityArea ifcQuantityArea = model.Instances.New <IfcQuantityArea>(qa =>
{
qa.Name = "IfcQuantityArea:Area";
qa.Description = "";
qa.Unit = model.Instances.New <IfcSIUnit>(siu =>
{
siu.UnitType = IfcUnitEnum.AREAUNIT;
siu.Prefix = IfcSIPrefix.MILLI;
siu.Name = IfcSIUnitName.SQUARE_METRE;
siu.Dimensions = model.Instances.New <IfcDimensionalExponents>(de =>
{
de.LengthExponent = 1;
de.MassExponent = 0;
de.TimeExponent = 0;
de.ElectricCurrentExponent = 0;
de.ThermodynamicTemperatureExponent = 0;
de.AmountOfSubstanceExponent = 0;
de.LuminousIntensityExponent = 0;
});
});
qa.AreaValue = 100.0;
});
//next quantity IfcQuantityCount using IfcContextDependentUnit
IfcContextDependentUnit ifcContextDependentUnit = model.Instances.New <IfcContextDependentUnit>(cd =>
{
cd.Dimensions = model.Instances.New <IfcDimensionalExponents>(de =>
{
de.LengthExponent = 1;
de.MassExponent = 0;
de.TimeExponent = 0;
de.ElectricCurrentExponent = 0;
de.ThermodynamicTemperatureExponent = 0;
de.AmountOfSubstanceExponent = 0;
de.LuminousIntensityExponent = 0;
});
cd.UnitType = IfcUnitEnum.LENGTHUNIT;
cd.Name = "Elephants";
});
IfcQuantityCount ifcQuantityCount = model.Instances.New <IfcQuantityCount>(qc =>
{
qc.Name = "IfcQuantityCount:Elephant";
qc.CountValue = 12;
qc.Unit = ifcContextDependentUnit;
});
//next quantity IfcQuantityLength using IfcConversionBasedUnit
IfcConversionBasedUnit ifcConversionBasedUnit = model.Instances.New <IfcConversionBasedUnit>(cbu =>
{
cbu.ConversionFactor = model.Instances.New <IfcMeasureWithUnit>(mu =>
{
mu.ValueComponent = new IfcRatioMeasure(25.4);
mu.UnitComponent = model.Instances.New <IfcSIUnit>(siu =>
{
siu.UnitType = IfcUnitEnum.LENGTHUNIT;
siu.Prefix = IfcSIPrefix.MILLI;
siu.Name = IfcSIUnitName.METRE;
});
});
cbu.Dimensions = model.Instances.New <IfcDimensionalExponents>(de =>
{
de.LengthExponent = 1;
de.MassExponent = 0;
de.TimeExponent = 0;
de.ElectricCurrentExponent = 0;
de.ThermodynamicTemperatureExponent = 0;
de.AmountOfSubstanceExponent = 0;
de.LuminousIntensityExponent = 0;
});
cbu.UnitType = IfcUnitEnum.LENGTHUNIT;
cbu.Name = "Inch";
});
IfcQuantityLength ifcQuantityLength = model.Instances.New <IfcQuantityLength>(qa =>
{
qa.Name = "IfcQuantityLength:Length";
qa.Description = "";
qa.Unit = ifcConversionBasedUnit;
qa.LengthValue = 24.0;
});
//lets create the IfcElementQuantity
IfcElementQuantity ifcElementQuantity = model.Instances.New <IfcElementQuantity>(eq =>
{
eq.OwnerHistory = ifcOwnerHistory;
eq.Name = "Test:IfcElementQuantity";
eq.Description = "Measurement quantity";
eq.Quantities.Add(ifcQuantityArea);
eq.Quantities.Add(ifcQuantityCount);
eq.Quantities.Add(ifcQuantityLength);
});
//need to create the relationship
IfcRelDefinesByProperties ifcRelDefinesByProperties = model.Instances.New <IfcRelDefinesByProperties>(rdbp =>
{
rdbp.OwnerHistory = ifcOwnerHistory;
rdbp.Name = "Area Association";
rdbp.Description = "IfcElementQuantity associated to wall";
rdbp.RelatedObjects.Add(wall);
rdbp.RelatingPropertyDefinition = ifcElementQuantity;
});
}
