public static XbimDimensionalExponents DeriveDimensionalExponents(IEnumerable <IfcDerivedUnitElement> unitElements)
{
var elements = unitElements as IList <IfcDerivedUnitElement> ?? unitElements.ToList();
if (!elements.Any())
{
throw new ArgumentNullException();
}
#region Strict Implementation
var result = new XbimDimensionalExponents(0, 0, 0, 0, 0, 0, 0);
foreach (var unitElement in elements)
{
result.LengthExponent = result.LengthExponent +
(unitElement.Exponent * unitElement.Unit.Dimensions.LengthExponent);
result.MassExponent = +result.MassExponent +
(unitElement.Exponent * unitElement.Unit.Dimensions.MassExponent);
result.TimeExponent = result.TimeExponent +
(unitElement.Exponent * unitElement.Unit.Dimensions.TimeExponent);
result.ElectricCurrentExponent = result.ElectricCurrentExponent +
(unitElement.Exponent * unitElement.Unit.Dimensions.ElectricCurrentExponent);
result.ThermodynamicTemperatureExponent = result.ThermodynamicTemperatureExponent +
(unitElement.Exponent * unitElement.Unit.Dimensions.ThermodynamicTemperatureExponent);
result.AmountOfSubstanceExponent = result.AmountOfSubstanceExponent +
(unitElement.Exponent * unitElement.Unit.Dimensions.AmountOfSubstanceExponent);
result.LuminousIntensityExponent = result.LuminousIntensityExponent +
(unitElement.Exponent * unitElement.Unit.Dimensions.LuminousIntensityExponent);
}
return(result);
#endregion Strict Implementation
}
//## Custom code
public void Initialise(XbimDimensionalExponents exponent)
{
AmountOfSubstanceExponent = exponent.AmountOfSubstanceExponent;
ElectricCurrentExponent = exponent.ElectricCurrentExponent;
LengthExponent = exponent.LengthExponent;
LuminousIntensityExponent = exponent.LuminousIntensityExponent;
MassExponent = exponent.MassExponent;
ThermodynamicTemperatureExponent = exponent.ThermodynamicTemperatureExponent;
TimeExponent = exponent.TimeExponent;
}
public static bool CorrectDimensions(IfcUnitEnum unit, XbimDimensionalExponents dim)
{
switch (unit)
{
case IfcUnitEnum.LENGTHUNIT:
return(dim == new XbimDimensionalExponents(1, 0, 0, 0, 0, 0, 0));
case IfcUnitEnum.MASSUNIT:
return(dim == new XbimDimensionalExponents(0, 1, 0, 0, 0, 0, 0));
case IfcUnitEnum.TIMEUNIT:
return(dim == new XbimDimensionalExponents(0, 0, 1, 0, 0, 0, 0));
case IfcUnitEnum.ELECTRICCURRENTUNIT:
return(dim == new XbimDimensionalExponents(0, 0, 0, 1, 0, 0, 0));
case IfcUnitEnum.THERMODYNAMICTEMPERATUREUNIT:
return(dim == new XbimDimensionalExponents(0, 0, 0, 0, 1, 0, 0));
case IfcUnitEnum.AMOUNTOFSUBSTANCEUNIT:
return(dim == new XbimDimensionalExponents(0, 0, 0, 0, 0, 1, 0));
case IfcUnitEnum.LUMINOUSINTENSITYUNIT:
return(dim == new XbimDimensionalExponents(0, 0, 0, 0, 0, 0, 1));
case IfcUnitEnum.PLANEANGLEUNIT:
return(dim == new XbimDimensionalExponents(0, 0, 0, 0, 0, 0, 0));
case IfcUnitEnum.SOLIDANGLEUNIT:
return(dim == new XbimDimensionalExponents(0, 0, 0, 0, 0, 0, 0));
case IfcUnitEnum.AREAUNIT:
return(dim == new XbimDimensionalExponents(2, 0, 0, 0, 0, 0, 0));
case IfcUnitEnum.VOLUMEUNIT:
return(dim == new XbimDimensionalExponents(3, 0, 0, 0, 0, 0, 0));
case IfcUnitEnum.ABSORBEDDOSEUNIT:
return(dim == new XbimDimensionalExponents(2, 0, -2, 0, 0, 0, 0));
case IfcUnitEnum.RADIOACTIVITYUNIT:
return(dim == new XbimDimensionalExponents(0, 0, -1, 0, 0, 0, 0));
case IfcUnitEnum.ELECTRICCAPACITANCEUNIT:
return(dim == new XbimDimensionalExponents(-2, 1, 4, 1, 0, 0, 0));
case IfcUnitEnum.DOSEEQUIVALENTUNIT:
return(dim == new XbimDimensionalExponents(2, 0, -2, 0, 0, 0, 0));
case IfcUnitEnum.ELECTRICCHARGEUNIT:
return(dim == new XbimDimensionalExponents(0, 0, 1, 1, 0, 0, 0));
case IfcUnitEnum.ELECTRICCONDUCTANCEUNIT:
return(dim == new XbimDimensionalExponents(-2, -1, 3, 2, 0, 0, 0));
case IfcUnitEnum.ELECTRICVOLTAGEUNIT:
return(dim == new XbimDimensionalExponents(2, 1, -3, -1, 0, 0, 0));
case IfcUnitEnum.ELECTRICRESISTANCEUNIT:
return(dim == new XbimDimensionalExponents(2, 1, -3, -2, 0, 0, 0));
case IfcUnitEnum.ENERGYUNIT:
return(dim == new XbimDimensionalExponents(2, 1, -2, 0, 0, 0, 0));
case IfcUnitEnum.FORCEUNIT:
return(dim == new XbimDimensionalExponents(1, 1, -2, 0, 0, 0, 0));
case IfcUnitEnum.FREQUENCYUNIT:
return(dim == new XbimDimensionalExponents(0, 0, -1, 0, 0, 0, 0));
case IfcUnitEnum.INDUCTANCEUNIT:
return(dim == new XbimDimensionalExponents(2, 1, -2, -2, 0, 0, 0));
case IfcUnitEnum.ILLUMINANCEUNIT:
return(dim == new XbimDimensionalExponents(-2, 0, 0, 0, 0, 0, 1));
case IfcUnitEnum.LUMINOUSFLUXUNIT:
return(dim == new XbimDimensionalExponents(0, 0, 0, 0, 0, 0, 1));
case IfcUnitEnum.MAGNETICFLUXUNIT:
return(dim == new XbimDimensionalExponents(2, 1, -2, -1, 0, 0, 0));
case IfcUnitEnum.MAGNETICFLUXDENSITYUNIT:
return(dim == new XbimDimensionalExponents(0, 1, -2, -1, 0, 0, 0));
case IfcUnitEnum.POWERUNIT:
return(dim == new XbimDimensionalExponents(2, 1, -3, 0, 0, 0, 0));
case IfcUnitEnum.PRESSUREUNIT:
return(dim == new XbimDimensionalExponents(-1, 1, -2, 0, 0, 0, 0));
default:
return(false);
}
}
