};
/** GPDUnit is a Unit with baseUnits fixed by its constructors, see GPDExpnt. setBaseUnitExponent
* throws an exception if any other string is passed in as a baseUnit. GPDUnit.hpp declares
* related operators and UnitFactory callback functions. */
class UTILITIES_API GPDUnit : public Unit {
public:
/** @name Constructors and Destructors */
//@{
/** Default constructor.
*
* \param[in] exponents holds the exponents for each base unit.
* \param[in] scaleExponent exponent for scale. For instance 3 for kilo.
* \param[in] prettyString optional string to use in place of standardString. */
GPDUnit(const GPDExpnt& exponents=GPDExpnt(),
int scaleExponent=0,
const std::string& prettyString="");
/** Alternate constructor. Specify the abbreviation of the scale, rather than its
* exponent.
*
* \param[in] scaleAbbreviation is string equal to a scale abbreviation. For instance
* "k" for kilo.
* \param[in] exponents holds the exponents for each base unit.
* \param[in] prettyString optional string to use in place of standardString. */
GPDUnit(const std::string& scaleAbbreviation,
const GPDExpnt& exponents=GPDExpnt(),
const std::string& prettyString="");
virtual ~GPDUnit() {}
GPDUnit createGPDVolumetricFlowrate() {
return GPDUnit(GPDExpnt(0,1,-1),0,"gpd");
}
GPDUnit createGPDLuminousFlux() {
return GPDUnit(GPDExpnt(0,0,0,0,0,1,0,0,1),0,"lm");
}
GPDUnit createGPDCurrency() {
return GPDUnit(GPDExpnt(0,0,0,0,0,0,0,0,0,0,0,1));
}
GPDUnit createGPDVolume() {
return GPDUnit(GPDExpnt(0,1),0,"gal");
}
GPDUnit createGPDPeople() {
return GPDUnit(GPDExpnt(0,0,0,0,0,0,0,0,0,1));
}
GPDUnit createGPDCycle() {
return GPDUnit(GPDExpnt(0,0,0,0,0,0,0,0,0,0,1));
}
GPDUnit createGPDAmountOfSubstance() {
return GPDUnit(GPDExpnt(0,0,0,0,0,0,1));
}
GPDUnit createGPDSolidAngle() {
return GPDUnit(GPDExpnt(0,0,0,0,0,0,0,0,1));
}
GPDUnit createGPDLuminousIntensity() {
return GPDUnit(GPDExpnt(0,0,0,0,0,1));
}
GPDUnit createGPDElectricCurrent() {
return GPDUnit(GPDExpnt(0,0,0,0,1));
}
GPDUnit createGPDTemperature() {
return GPDUnit(GPDExpnt(0,0,0,1));
}
GPDUnit createGPDTime() {
return GPDUnit(GPDExpnt(0,0,1));
}
GPDUnit createGPDPressure() {
return GPDUnit(GPDExpnt(1));
}
