Files
pilotclient/src/blackmisc/pqphysicalquantity.cpp
2014-12-13 01:41:58 +00:00

379 lines
12 KiB
C++

/* Copyright (C) 2013
* swift project Community / Contributors
*
* This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
* directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
* including this file, may be copied, modified, propagated, or distributed except according to the terms
* contained in the LICENSE file.
*/
#include "blackmisc/pqallquantities.h"
#include "blackmiscfreefunctions.h"
#include <QCoreApplication>
namespace BlackMisc
{
namespace PhysicalQuantities
{
/*
* Constructor by double
*/
template <class MU, class PQ> CPhysicalQuantity<MU, PQ>::CPhysicalQuantity(double value, const MU &unit) :
m_value(unit.isNull() ? 0.0 : value), m_unit(unit)
{
// void
}
/*
* Equal operator ==
*/
template <class MU, class PQ> bool CPhysicalQuantity<MU, PQ>::operator ==(const CPhysicalQuantity<MU, PQ> &other) const
{
if (this == &other) return true;
if (this->isNull()) return other.isNull();
if (other.isNull()) return false;
double diff = std::abs(this->m_value - other.value(this->m_unit));
return diff <= this->m_unit.getEpsilon();
}
/*
* Not equal
*/
template <class MU, class PQ> bool CPhysicalQuantity<MU, PQ>::operator !=(const CPhysicalQuantity<MU, PQ> &other) const
{
return !((*this) == other);
}
/*
* Plus operator
*/
template <class MU, class PQ> CPhysicalQuantity<MU, PQ> &CPhysicalQuantity<MU, PQ>::operator +=(const CPhysicalQuantity<MU, PQ> &other)
{
this->m_value += other.value(this->m_unit);
return *this;
}
/*
* Plus operator
*/
template <class MU, class PQ> PQ CPhysicalQuantity<MU, PQ>::operator +(const PQ &other) const
{
PQ copy(other);
copy += *this;
return copy;
}
/*
* Explicit plus
*/
template <class MU, class PQ> void CPhysicalQuantity<MU, PQ>::addValueSameUnit(double value)
{
this->m_value += value;
}
/*
* Explicit minus
*/
template <class MU, class PQ> void CPhysicalQuantity<MU, PQ>::substractValueSameUnit(double value)
{
this->m_value -= value;
}
/*
* Minus operator
*/
template <class MU, class PQ> CPhysicalQuantity<MU, PQ> &CPhysicalQuantity<MU, PQ>::operator -=(const CPhysicalQuantity<MU, PQ> &other)
{
this->m_value -= other.value(this->m_unit);
return *this;
}
/*
* Minus operator
*/
template <class MU, class PQ> PQ CPhysicalQuantity<MU, PQ>::operator -(const PQ &other) const
{
PQ copy = *derived();
copy -= other;
return copy;
}
/*
* Marshall
*/
template <class MU, class PQ> void CPhysicalQuantity<MU, PQ>::marshallToDbus(QDBusArgument &argument) const
{
argument << this->value(UnitClass::defaultUnit());
argument << this->m_value;
argument << this->m_unit;
}
/*
* Unmarshall
*/
template <class MU, class PQ> void CPhysicalQuantity<MU, PQ>::unmarshallFromDbus(const QDBusArgument &argument)
{
double ignore;
argument >> ignore;
argument >> this->m_value;
argument >> this->m_unit;
}
/*
* Multiply operator
*/
template <class MU, class PQ> CPhysicalQuantity<MU, PQ> &CPhysicalQuantity<MU, PQ>::operator *=(double factor)
{
this->m_value *= factor;
return *this;
}
/*
* Multiply operator
*/
template <class MU, class PQ> PQ CPhysicalQuantity<MU, PQ>::operator *(double factor) const
{
PQ copy = *derived();
copy *= factor;
return copy;
}
/*
* Divide operator /=
*/
template <class MU, class PQ> CPhysicalQuantity<MU, PQ> &CPhysicalQuantity<MU, PQ>::operator /=(double divisor)
{
this->m_value /= divisor;
return *this;
}
/*
* Divide operator /
*/
template <class MU, class PQ> PQ CPhysicalQuantity<MU, PQ>::operator /(double divisor) const
{
PQ copy = *derived();
copy /= divisor;
return copy;
}
/*
* Less operator <
*/
template <class MU, class PQ> bool CPhysicalQuantity<MU, PQ>::operator <(const CPhysicalQuantity<MU, PQ> &other) const
{
if (*this == other) return false;
if (this->isNull() || other.isNull()) return false;
return (this->m_value < other.value(this->m_unit));
}
/*
* Greater than
*/
template <class MU, class PQ> bool CPhysicalQuantity<MU, PQ>::operator >(const CPhysicalQuantity<MU, PQ> &other) const
{
return other < *this;
}
/*
* Greater / Equal
*/
template <class MU, class PQ> bool CPhysicalQuantity<MU, PQ>::operator >=(const CPhysicalQuantity<MU, PQ> &other) const
{
if (*this == other) return true;
return *this > other;
}
/*
* Less equal
*/
template <class MU, class PQ> bool CPhysicalQuantity<MU, PQ>::operator <=(const CPhysicalQuantity<MU, PQ> &other) const
{
if (*this == other) return true;
return *this < other;
}
/*
* Switch to another unit
*/
template <class MU, class PQ> PQ &CPhysicalQuantity<MU, PQ>::switchUnit(const MU &newUnit)
{
if (this->m_unit != newUnit)
{
this->m_value = newUnit.convertFrom(this->m_value, this->m_unit);
this->m_unit = newUnit;
}
return *derived();
}
/*
* Init by double
*/
template <class MU, class PQ> void CPhysicalQuantity<MU, PQ>::setValueSameUnit(double baseValue)
{
this->m_value = baseValue;
}
/*
* Value rounded in unit
*/
template <class MU, class PQ> QString CPhysicalQuantity<MU, PQ>::valueRoundedWithUnit(const MU &unit, int digits, bool i18n) const
{
return unit.makeRoundedQStringWithUnit(this->value(unit), digits, i18n);
}
/*
* Value rounded in unit
*/
template <class MU, class PQ> double CPhysicalQuantity<MU, PQ>::valueRounded(const MU &unit, int digits) const
{
return unit.roundValue(this->value(unit), digits);
}
/*
* Value in unit
*/
template <class MU, class PQ> double CPhysicalQuantity<MU, PQ>::value(const MU &unit) const
{
return unit.convertFrom(this->m_value, this->m_unit);
}
/*
* Convert to string
*/
template <class MU, class PQ> QString CPhysicalQuantity<MU, PQ>::convertToQString(bool i18n) const
{
if (this->isNull())
{
return i18n ? QCoreApplication::translate("CPhysicalQuantity", "undefined") : "undefined";
}
return this->valueRoundedWithUnit(this->getUnit(), -1, i18n);
}
/*
* Hash
*/
template <class MU, class PQ> uint CPhysicalQuantity<MU, PQ>::getValueHash() const
{
QList<uint> hashs;
// there is no double qHash
// also unit and rounding has to be considered
hashs << qHash(this->valueRoundedWithUnit(MU::defaultUnit()));
return BlackMisc::calculateHash(hashs, "PQ");
}
/*
* JSON Object
*/
template <class MU, class PQ> QJsonObject CPhysicalQuantity<MU, PQ>::toJson() const
{
QJsonObject json;
json.insert("value", QJsonValue(this->m_value));
json.insert("unit", QJsonValue(this->m_unit.getSymbol()));
return json;
}
/*
* JSON Object
*/
template <class MU, class PQ> void CPhysicalQuantity<MU, PQ>::convertFromJson(const QJsonObject &json)
{
const QString unitSymbol = json.value("unit").toString();
this->setUnitBySymbol(unitSymbol);
this->m_value = json.value("value").toDouble();
}
/*
* Property
*/
template <class MU, class PQ> CVariant CPhysicalQuantity<MU, PQ>::propertyByIndex(const CPropertyIndex &index) const
{
if (index.isMyself()) { return this->toCVariant(); }
ColumnIndex i = index.frontCasted<ColumnIndex>();
switch (i)
{
case IndexValue:
return CVariant::from(this->m_value);
case IndexUnit:
return this->m_unit.toCVariant();
case IndexValueRounded0DigitsWithUnit:
return CVariant::from(this->valueRoundedWithUnit(0));
case IndexValueRounded1DigitsWithUnit:
return CVariant::from(this->valueRoundedWithUnit(1));
case IndexValueRounded2DigitsWithUnit:
return CVariant::from(this->valueRoundedWithUnit(2));
case IndexValueRounded3DigitsWithUnit:
return CVariant::from(this->valueRoundedWithUnit(3));
case IndexValueRounded6DigitsWithUnit:
return CVariant::from(this->valueRoundedWithUnit(6));
default:
return CValueObject::propertyByIndex(index);
}
}
/*
* Property
*/
template <class MU, class PQ> void CPhysicalQuantity<MU, PQ>::setPropertyByIndex(const CVariant &variant, const CPropertyIndex &index)
{
if (index.isMyself())
{
this->convertFromCVariant(variant);
return;
}
ColumnIndex i = index.frontCasted<ColumnIndex>();
switch (i)
{
case IndexValue:
this->m_value = variant.toDouble();
break;
case IndexUnit:
this->m_unit.convertFromCVariant(variant);
break;
case IndexValueRounded0DigitsWithUnit:
case IndexValueRounded1DigitsWithUnit:
case IndexValueRounded2DigitsWithUnit:
case IndexValueRounded3DigitsWithUnit:
case IndexValueRounded6DigitsWithUnit:
this->parseFromString(variant.toQString());
break;
default:
CValueObject::setPropertyByIndex(variant, index);
break;
}
}
/*
* Compare
*/
template <class MU, class PQ> int CPhysicalQuantity<MU, PQ>::compareImpl(const CValueObject &otherBase) const
{
const auto &other = static_cast<const CPhysicalQuantity &>(otherBase);
if (this->isNull() > other.isNull()) { return -1; }
if (this->isNull() < other.isNull()) { return 1; }
if (*this < other) { return -1; }
else if (*this > other) { return 1; }
else { return 0; }
}
// see here for the reason of thess forward instantiations
// http://www.parashift.com/c++-faq/separate-template-class-defn-from-decl.html
template class CPhysicalQuantity<CLengthUnit, CLength>;
template class CPhysicalQuantity<CPressureUnit, CPressure>;
template class CPhysicalQuantity<CFrequencyUnit, CFrequency>;
template class CPhysicalQuantity<CMassUnit, CMass>;
template class CPhysicalQuantity<CTemperatureUnit, CTemperature>;
template class CPhysicalQuantity<CSpeedUnit, CSpeed>;
template class CPhysicalQuantity<CAngleUnit, CAngle>;
template class CPhysicalQuantity<CTimeUnit, CTime>;
template class CPhysicalQuantity<CAccelerationUnit, CAcceleration>;
} // namespace
} // namespace