Files
pilotclient/src/blackmisc/pqstring.h
2014-03-26 19:51:02 +01:00

101 lines
3.2 KiB
C++

/* Copyright (C) 2013 VATSIM Community / contributors
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef BLACKMISC_PQSTRING_H
#define BLACKMISC_PQSTRING_H
#include "blackmisc/valueobject.h"
#include <QVariant>
namespace BlackMisc
{
namespace PhysicalQuantities
{
/*!
* \brief Represents a physical quantity by a string
* \details Used to parse strings into physical quantities, validate strings
* \sa BlackMisc::PhysicalQuantity
*/
class CPqString : public BlackMisc::CValueObject
{
public:
private:
BLACK_ENABLE_TUPLE_CONVERSION(CPqString)
QString m_string;
protected:
//! \copydoc CValueObject::convertToQString
virtual QString convertToQString(bool i18n = false) const override;
//! \copydoc CValueObject::marshallFromDbus()
virtual void marshallToDbus(QDBusArgument &argument) const override;
//! \copydoc CValueObject::unmarshallFromDbus()
virtual void unmarshallFromDbus(const QDBusArgument &argument) override;
//! \copydoc CValueObject::compareImpl
virtual int compareImpl(const CValueObject &other) const override;
//! \copydoc CValueObject::isA
virtual bool isA(int metaTypeId) const override;
public:
//! \brief Default constructor
CPqString() {}
/*!
* \brief Constructor
* \param value such as 10km/h
*/
CPqString(const QString &value) : m_string(value) {}
//! \copydoc CValueObject::toQVariant
virtual QVariant toQVariant() const override
{
return QVariant::fromValue(*this);
}
//! \copydoc CValueObject::getMetaTypeId
int getMetaTypeId() const override;
//! \copydoc CValueObject::getValueHash
virtual uint getValueHash() const override;
//! \brief Equal operator ==
bool operator ==(const CPqString &other) const;
//! \brief Unequal operator !=
bool operator !=(const CPqString &other) const;
//! \brief Register metadata
static void registerMetadata();
//! \brief parse a string value like "100m", "10.3Mhz"
static QVariant parse(const QString &value);
//! \brief parse into concrete type
template <class PQ> static const PQ parse(const QString &symbol)
{
PQ invalid;
if (symbol.isEmpty()) return invalid;
QVariant qv = CPqString::parse(symbol);
if (!qv.isNull() && qv.canConvert<PQ>())
{
return qv.value<PQ>();
}
return invalid;
}
};
} // namespace
} // namespace
BLACK_DECLARE_TUPLE_CONVERSION(BlackMisc::PhysicalQuantities::CPqString, (o.m_string))
Q_DECLARE_METATYPE(BlackMisc::PhysicalQuantities::CPqString)
#endif // guard