private static void SetConversionUnitsParameters(IModel model, IfcConversionBasedUnit unit, IfcLabel name,
IfcRatioMeasure ratio, IfcUnitEnum unitType, IfcSIUnitName siUnitName,
IfcSIPrefix?siUnitPrefix, IfcDimensionalExponents dimensions)
{
unit.Name = name;
unit.ConversionFactor = model.Instances.New <IfcMeasureWithUnit>();
unit.ConversionFactor.ValueComponent = ratio;
unit.ConversionFactor.UnitComponent = model.Instances.New <IfcSIUnit>(s =>
{
s.UnitType = unitType;
s.Name = siUnitName;
s.Prefix = siUnitPrefix;
});
unit.Dimensions = dimensions;
}
private static void SetConversionUnitsParameters(IModel model, IfcConversionBasedUnit unit, IfcLabel name,
IfcRatioMeasure ratio, IfcUnitEnum unitType, IfcSIUnitName siUnitName,
IfcSIPrefix? siUnitPrefix, IfcDimensionalExponents dimensions)
{
unit.Name = name;
unit.ConversionFactor = model.Instances.New<IfcMeasureWithUnit>();
unit.ConversionFactor.ValueComponent = ratio;
unit.ConversionFactor.UnitComponent = model.Instances.New<IfcSIUnit>(s =>
{
s.UnitType = unitType;
s.Name = siUnitName;
s.Prefix = siUnitPrefix;
});
unit.Dimensions = dimensions;
}
/// <summary>
/// Set the Year Duration Unit
/// </summary>
private void SetYearDurationUnit()
{
SetSecondUnit();
IfcMeasureWithUnit yearMeasure = Model.Instances.New<IfcMeasureWithUnit>(mwu =>
{
mwu.ValueComponent = new IfcReal(3.1536E7);
mwu.UnitComponent = _secondUnit;
});
IfcConversionBasedUnit yearConBaseUnit = Model.Instances.New<IfcConversionBasedUnit>(s =>
{
s.UnitType = IfcUnitEnum.TIMEUNIT;
s.Name = "Year";
s.Dimensions = _dimensionalExponents;
s.ConversionFactor = yearMeasure;
});
//set context units
_ifcConversionBasedUnitYear = yearConBaseUnit;
}
/// <summary>
/// Set the week duration unit
/// </summary>
private void SetMinuteDurationUnit()
{
SetSecondUnit();
IfcMeasureWithUnit minuteMeasure = Model.Instances.New<IfcMeasureWithUnit>(mwu =>
{
mwu.ValueComponent = new IfcReal(60); //not accurate week but take average
mwu.UnitComponent = _secondUnit;
});
IfcConversionBasedUnit minuteConBaseUnit = Model.Instances.New<IfcConversionBasedUnit>(s =>
{
s.UnitType = IfcUnitEnum.TIMEUNIT;
s.Name = "Minute";
s.Dimensions = _dimensionalExponents;
s.ConversionFactor = minuteMeasure;
});
//set context units
_ifcConversionBasedUnitMinute = minuteConBaseUnit;
}
public void Reset()
{
Contacts.Clear();
_ifcConversionBasedUnitYear = null;
_ifcConversionBasedUnitMonth = null;
_ifcConversionBasedUnitWeek = null;
_secondUnit = null;
_dimensionalExponents = null;
WorkBook = null;
}