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use enums instead of bools to distinguish true/magnetic headings and tracks and MSL/AGL altitudes

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This commit is contained in:
Mathew Sutcliffe
2013-08-19 18:11:54 +01:00
parent 5f267e8245
commit cec9de5cc5
12 changed files with 104 additions and 74 deletions
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46
src/blackmisc/avaltitude.h
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@@ -18,8 +18,18 @@ namespace Aviation
*/
class CAltitude : public BlackMisc::PhysicalQuantities::CLength
{
public:
/*!
* Enum type to distinguish between MSL and AGL
*/
enum ReferenceDatum
{
MeanSeaLevel = 0, //!< MSL
AboveGround = 1, //!< AGL
};
private:
bool m_msl; //!< MSL or AGL?
ReferenceDatum m_datum; //!< MSL or AGL?
protected:
/*!
@@ -36,7 +46,7 @@ protected:
virtual void marshallToDbus(QDBusArgument &argument) const
{
this->CLength::marshallToDbus(argument);
argument << this->m_msl;
argument << qint32(this->m_datum);
}
/*!
@@ -46,37 +56,31 @@ protected:
virtual void unmarshallFromDbus(const QDBusArgument &argument)
{
this->CLength::unmarshallFromDbus(argument);
argument >> this->m_msl;
qint32 datum;
argument >> datum;
this->m_datum = static_cast<ReferenceDatum>(datum);
}
public:
/*!
* \brief Default constructor: 0 Altitude true
*/
CAltitude() : BlackMisc::PhysicalQuantities::CLength(0, BlackMisc::PhysicalQuantities::CLengthUnit::m()), m_msl(true) {}
CAltitude() : BlackMisc::PhysicalQuantities::CLength(0, BlackMisc::PhysicalQuantities::CLengthUnit::m()), m_datum(MeanSeaLevel) {}
/*!
* \brief Constructor
* \param value
* \param msl MSL or AGL?
* \param datum MSL or AGL?
* \param unit
*/
CAltitude(double value, bool msl, const BlackMisc::PhysicalQuantities::CLengthUnit &unit) : BlackMisc::PhysicalQuantities::CLength(value, unit), m_msl(msl) {}
/*!
* \brief Constructor
* \param value
* \param msl MSL or AGL?
* \param unit
*/
CAltitude(int value, bool msl, const BlackMisc::PhysicalQuantities::CLengthUnit &unit) : CLength(value, unit), m_msl(msl) {}
CAltitude(double value, ReferenceDatum datum, const BlackMisc::PhysicalQuantities::CLengthUnit &unit) : BlackMisc::PhysicalQuantities::CLength(value, unit), m_datum(datum) {}
/*!
* \brief Constructor by CLength
* \param altitude
* \param msl
* \param datum
*/
CAltitude(BlackMisc::PhysicalQuantities::CLength altitude, bool msl) : BlackMisc::PhysicalQuantities::CLength(altitude), m_msl(msl) {}
CAltitude(BlackMisc::PhysicalQuantities::CLength altitude, ReferenceDatum datum) : BlackMisc::PhysicalQuantities::CLength(altitude), m_datum(datum) {}
/*!
* \brief Equal operator ==
@@ -98,7 +102,7 @@ public:
*/
bool isAboveGroundLevel() const
{
return !this->m_msl;
return AboveGround == this->m_datum;
}
/*!
@@ -107,9 +111,15 @@ public:
*/
bool isMeanSeaLevel() const
{
return this->m_msl;
return MeanSeaLevel == this->m_datum;
}
/*!
* \brief Get reference datum (MSL or AGL)
* \return
*/
ReferenceDatum getReferenceDatum() const { return m_datum; }
/*!
* \brief Register metadata
*/