Revision control
++ // Copyright (C) 2022 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
++ // Qt-Security score:significant reason:default
++
++ #ifndef QPOINT_H
++ #define QPOINT_H
++
++ #include <QtCore/qcheckedint_impl.h>
++ #include <QtCore/qcompare.h>
++ #include <QtCore/qnamespace.h>
++ #include <QtCore/qnumeric.h>
++
++ #include <QtCore/q20type_traits.h>
++ #include <QtCore/q23utility.h>
++
++ #if defined(Q_OS_DARWIN) || defined(Q_QDOC)
++ struct CGPoint;
++ #endif
++
++ QT_BEGIN_NAMESPACE
++
++ QT_ENABLE_P0846_SEMANTICS_FOR(get)
++
++ class QDataStream;
++ class QLine;
++ class QPointF;
++ class QRect;
++
++ class QPoint
++ {
++ public:
++ constexpr QPoint() noexcept;
++ constexpr QPoint(int xpos, int ypos) noexcept;
++
++ constexpr inline bool isNull() const noexcept;
++
++ constexpr inline int x() const noexcept;
++ constexpr inline int y() const noexcept;
++ constexpr inline void setX(int x) noexcept;
++ constexpr inline void setY(int y) noexcept;
++
++ constexpr inline int manhattanLength() const;
++
++ constexpr QPoint transposed() const noexcept { return {yp, xp}; }
++
++ constexpr inline int &rx() noexcept;
++ constexpr inline int &ry() noexcept;
++
++ constexpr inline QPoint &operator+=(const QPoint &p);
++ constexpr inline QPoint &operator-=(const QPoint &p);
++
++ constexpr inline QPoint &operator*=(float factor);
++ constexpr inline QPoint &operator*=(double factor);
++ constexpr inline QPoint &operator*=(int factor);
++
++ constexpr inline QPoint &operator/=(qreal divisor);
++
++ constexpr static inline int dotProduct(const QPoint &p1, const QPoint &p2)
++ { return int(p1.xp * p2.xp + p1.yp * p2.yp); }
++
++ private:
++ friend constexpr bool comparesEqual(const QPoint &p1, const QPoint &p2) noexcept
++ { return p1.xp == p2.xp && p1.yp == p2.yp; }
++ Q_DECLARE_EQUALITY_COMPARABLE_LITERAL_TYPE(QPoint)
++ friend constexpr inline QPoint operator+(const QPoint &p1, const QPoint &p2) noexcept
++ { return QPoint(p1.xp + p2.xp, p1.yp + p2.yp); }
++ friend constexpr inline QPoint operator-(const QPoint &p1, const QPoint &p2) noexcept
++ { return QPoint(p1.xp - p2.xp, p1.yp - p2.yp); }
++ friend constexpr inline QPoint operator*(const QPoint &p, float factor)
++ { return QPoint(QtPrivate::qSaturateRound(p.x() * factor), QtPrivate::qSaturateRound(p.y() * factor)); }
++ friend constexpr inline QPoint operator*(const QPoint &p, double factor)
++ { return QPoint(QtPrivate::qSaturateRound(p.x() * factor), QtPrivate::qSaturateRound(p.y() * factor)); }
++ friend constexpr inline QPoint operator*(const QPoint &p, int factor) noexcept
++ { return QPoint(p.xp * factor, p.yp * factor); }
++ friend constexpr inline QPoint operator*(float factor, const QPoint &p)
++ { return QPoint(QtPrivate::qSaturateRound(p.x() * factor), QtPrivate::qSaturateRound(p.y() * factor)); }
++ friend constexpr inline QPoint operator*(double factor, const QPoint &p)
++ { return QPoint(QtPrivate::qSaturateRound(p.x() * factor), QtPrivate::qSaturateRound(p.y() * factor)); }
++ friend constexpr inline QPoint operator*(int factor, const QPoint &p) noexcept
++ { return QPoint(p.xp * factor, p.yp * factor); }
++ friend constexpr inline QPoint operator+(const QPoint &p) noexcept
++ { return p; }
++ friend constexpr inline QPoint operator-(const QPoint &p) noexcept
++ { return QPoint(-p.xp, -p.yp); }
++ friend constexpr inline QPoint operator/(const QPoint &p, qreal c)
++ {
++ Q_ASSERT(!qFuzzyIsNull(c));
++ return QPoint(QtPrivate::qSaturateRound(p.x() / c), QtPrivate::qSaturateRound(p.y() / c));
++ }
++
++ public:
++ #if defined(Q_OS_DARWIN) || defined(Q_QDOC)
++ [[nodiscard]] Q_CORE_EXPORT CGPoint toCGPoint() const noexcept;
++ #endif
++ [[nodiscard]] constexpr inline QPointF toPointF() const noexcept;
++
++ private:
++ using Representation = QtPrivate::QCheckedIntegers::QCheckedInt<int>;
++
++ friend class QRect;
++ friend class QLine;
++ constexpr QPoint(Representation xpos, Representation ypos) noexcept
++ : xp(xpos), yp(ypos) {}
++
++ Representation xp;
++ Representation yp;
++
++ template <std::size_t I,
++ typename P,
++ std::enable_if_t<(I < 2), bool> = true,
++ std::enable_if_t<std::is_same_v<q20::remove_cvref_t<P>, QPoint>, bool> = true>
++ friend constexpr decltype(auto) get(P &&p) noexcept
++ {
++ if constexpr (I == 0)
++ return q23::forward_like<P>(p.xp).as_underlying();
++ else if constexpr (I == 1)
++ return q23::forward_like<P>(p.yp).as_underlying();
++ }
++ };
++
++ Q_DECLARE_TYPEINFO(QPoint, Q_PRIMITIVE_TYPE);
++
++ /*****************************************************************************
++ QPoint stream functions
++ *****************************************************************************/
++ #ifndef QT_NO_DATASTREAM
++ Q_CORE_EXPORT QDataStream &operator<<(QDataStream &, const QPoint &);
++ Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QPoint &);
++ #endif
++
++ /*****************************************************************************
++ QPoint inline functions
++ *****************************************************************************/
++
++ constexpr inline QPoint::QPoint() noexcept : xp(0), yp(0) {}
++
++ constexpr inline QPoint::QPoint(int xpos, int ypos) noexcept : xp(xpos), yp(ypos) {}
++
++ constexpr inline bool QPoint::isNull() const noexcept
++ {
++ return xp == 0 && yp == 0;
++ }
++
++ constexpr inline int QPoint::x() const noexcept
++ {
++ return xp.value();
++ }
++
++ constexpr inline int QPoint::y() const noexcept
++ {
++ return yp.value();
++ }
++
++ constexpr inline void QPoint::setX(int xpos) noexcept
++ {
++ xp.setValue(xpos);
++ }
++
++ constexpr inline void QPoint::setY(int ypos) noexcept
++ {
++ yp.setValue(ypos);
++ }
++
++ inline int constexpr QPoint::manhattanLength() const
++ {
++ return (qAbs(xp) + qAbs(yp)).value();
++ }
++
++ constexpr inline int &QPoint::rx() noexcept
++ {
++ return xp.as_underlying();
++ }
++
++ constexpr inline int &QPoint::ry() noexcept
++ {
++ return yp.as_underlying();
++ }
++
++ constexpr inline QPoint &QPoint::operator+=(const QPoint &p)
++ {
++ xp += p.xp;
++ yp += p.yp;
++ return *this;
++ }
++
++ constexpr inline QPoint &QPoint::operator-=(const QPoint &p)
++ {
++ xp -= p.xp;
++ yp -= p.yp;
++ return *this;
++ }
++
++ constexpr inline QPoint &QPoint::operator*=(float factor)
++ {
++ xp.setValue(QtPrivate::qSaturateRound(x() * factor));
++ yp.setValue(QtPrivate::qSaturateRound(y() * factor));
++ return *this;
++ }
++
++ constexpr inline QPoint &QPoint::operator*=(double factor)
++ {
++ xp.setValue(QtPrivate::qSaturateRound(x() * factor));
++ yp.setValue(QtPrivate::qSaturateRound(y() * factor));
++ return *this;
++ }
++
++ constexpr inline QPoint &QPoint::operator*=(int factor)
++ {
++ xp = xp * factor;
++ yp = yp * factor;
++ return *this;
++ }
++
++ constexpr inline QPoint &QPoint::operator/=(qreal c)
++ {
++ Q_ASSERT(!qFuzzyIsNull(c));
++ xp.setValue(qRound(int(xp) / c));
++ yp.setValue(qRound(int(yp) / c));
++ return *this;
++ }
++
++ #ifndef QT_NO_DEBUG_STREAM
++ Q_CORE_EXPORT QDebug operator<<(QDebug, const QPoint &);
++ #endif
++
++ Q_CORE_EXPORT size_t qHash(QPoint key, size_t seed = 0) noexcept;
++
++
++
++
++ class QPointF
++ {
++ public:
++ constexpr QPointF() noexcept;
++ constexpr QPointF(const QPoint &p) noexcept;
++ constexpr QPointF(qreal xpos, qreal ypos) noexcept;
++
++ constexpr inline qreal manhattanLength() const;
++
++ inline bool isNull() const noexcept;
++
++ constexpr inline qreal x() const noexcept;
++ constexpr inline qreal y() const noexcept;
++ constexpr inline void setX(qreal x) noexcept;
++ constexpr inline void setY(qreal y) noexcept;
++
++ constexpr QPointF transposed() const noexcept { return {yp, xp}; }
++
++ constexpr inline qreal &rx() noexcept;
++ constexpr inline qreal &ry() noexcept;
++
++ constexpr inline QPointF &operator+=(const QPointF &p);
++ constexpr inline QPointF &operator-=(const QPointF &p);
++ constexpr inline QPointF &operator*=(qreal c);
++ constexpr inline QPointF &operator/=(qreal c);
++
++ constexpr static inline qreal dotProduct(const QPointF &p1, const QPointF &p2)
++ {
++ return p1.xp * p2.xp + p1.yp * p2.yp;
++ }
++
++ private:
++ friend constexpr bool qFuzzyCompare(const QPointF &p1, const QPointF &p2) noexcept
++ {
++ return QtPrivate::fuzzyCompare(p1.xp, p2.xp)
++ && QtPrivate::fuzzyCompare(p1.yp, p2.yp);
++ }
++ friend constexpr bool qFuzzyIsNull(const QPointF &point) noexcept
++ {
++ return qFuzzyIsNull(point.xp) && qFuzzyIsNull(point.yp);
++ }
++ friend constexpr bool comparesEqual(const QPointF &p1, const QPointF &p2) noexcept
++ { return qFuzzyCompare(p1, p2); }
++ Q_DECLARE_EQUALITY_COMPARABLE_LITERAL_TYPE(QPointF)
++ friend constexpr bool comparesEqual(const QPointF &p1, const QPoint &p2) noexcept
++ { return comparesEqual(p1, p2.toPointF()); }
++ Q_DECLARE_EQUALITY_COMPARABLE_LITERAL_TYPE(QPointF, QPoint)
++ friend constexpr inline QPointF operator+(const QPointF &p1, const QPointF &p2)
++ { return QPointF(p1.xp + p2.xp, p1.yp + p2.yp); }
++ friend constexpr inline QPointF operator-(const QPointF &p1, const QPointF &p2)
++ { return QPointF(p1.xp - p2.xp, p1.yp - p2.yp); }
++ friend constexpr inline QPointF operator*(const QPointF &p, qreal c)
++ { return QPointF(p.xp * c, p.yp * c); }
++ friend constexpr inline QPointF operator*(qreal c, const QPointF &p)
++ { return QPointF(p.xp * c, p.yp * c); }
++ friend constexpr inline QPointF operator+(const QPointF &p)
++ { return p; }
++ friend constexpr inline QPointF operator-(const QPointF &p)
++ { return QPointF(-p.xp, -p.yp); }
++ friend constexpr inline QPointF operator/(const QPointF &p, qreal divisor)
++ {
++ Q_ASSERT(divisor < 0 || divisor > 0);
++ return QPointF(p.xp / divisor, p.yp / divisor);
++ }
++
++ public:
++ constexpr QPoint toPoint() const;
++
++ #if defined(Q_OS_DARWIN) || defined(Q_QDOC)
++ [[nodiscard]] Q_CORE_EXPORT static QPointF fromCGPoint(CGPoint point) noexcept;
++ [[nodiscard]] Q_CORE_EXPORT CGPoint toCGPoint() const noexcept;
++ #endif
++
++ private:
++ friend class QTransform;
++
++ qreal xp;
++ qreal yp;
++
++ template <std::size_t I,
++ typename P,
++ std::enable_if_t<(I < 2), bool> = true,
++ std::enable_if_t<std::is_same_v<q20::remove_cvref_t<P>, QPointF>, bool> = true>
++ friend constexpr decltype(auto) get(P &&p) noexcept
++ {
++ if constexpr (I == 0)
++ return q23::forward_like<P>(p.xp);
++ else if constexpr (I == 1)
++ return q23::forward_like<P>(p.yp);
++ }
++ };
++
++ Q_DECLARE_TYPEINFO(QPointF, Q_PRIMITIVE_TYPE);
++
++ size_t qHash(QPointF, size_t seed = 0) = delete;
++
++ /*****************************************************************************
++ QPointF stream functions
++ *****************************************************************************/
++ #ifndef QT_NO_DATASTREAM
++ Q_CORE_EXPORT QDataStream &operator<<(QDataStream &, const QPointF &);
++ Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QPointF &);
++ #endif
++
++ /*****************************************************************************
++ QPointF inline functions
++ *****************************************************************************/
++
++ constexpr inline QPointF::QPointF() noexcept : xp(0), yp(0) { }
++
++ constexpr inline QPointF::QPointF(qreal xpos, qreal ypos) noexcept : xp(xpos), yp(ypos) { }
++
++ constexpr inline QPointF::QPointF(const QPoint &p) noexcept : xp(p.x()), yp(p.y()) { }
++
++ constexpr inline qreal QPointF::manhattanLength() const
++ {
++ return qAbs(x()) + qAbs(y());
++ }
++
++ inline bool QPointF::isNull() const noexcept
++ {
++ return qIsNull(xp) && qIsNull(yp);
++ }
++
++ constexpr inline qreal QPointF::x() const noexcept
++ {
++ return xp;
++ }
++
++ constexpr inline qreal QPointF::y() const noexcept
++ {
++ return yp;
++ }
++
++ constexpr inline void QPointF::setX(qreal xpos) noexcept
++ {
++ xp = xpos;
++ }
++
++ constexpr inline void QPointF::setY(qreal ypos) noexcept
++ {
++ yp = ypos;
++ }
++
++ constexpr inline qreal &QPointF::rx() noexcept
++ {
++ return xp;
++ }
++
++ constexpr inline qreal &QPointF::ry() noexcept
++ {
++ return yp;
++ }
++
++ constexpr inline QPointF &QPointF::operator+=(const QPointF &p)
++ {
++ xp += p.xp;
++ yp += p.yp;
++ return *this;
++ }
++
++ constexpr inline QPointF &QPointF::operator-=(const QPointF &p)
++ {
++ xp -= p.xp;
++ yp -= p.yp;
++ return *this;
++ }
++
++ constexpr inline QPointF &QPointF::operator*=(qreal c)
++ {
++ xp *= c;
++ yp *= c;
++ return *this;
++ }
++
++ constexpr inline QPointF &QPointF::operator/=(qreal divisor)
++ {
++ Q_ASSERT(divisor > 0 || divisor < 0);
++ xp /= divisor;
++ yp /= divisor;
++ return *this;
++ }
++
++ constexpr QPointF QPoint::toPointF() const noexcept { return *this; }
++
++ constexpr inline QPoint QPointF::toPoint() const
++ {
++ return QPoint(QtPrivate::qSaturateRound(xp), QtPrivate::qSaturateRound(yp));
++ }
++
++ #ifndef QT_NO_DEBUG_STREAM
++ Q_CORE_EXPORT QDebug operator<<(QDebug d, const QPointF &p);
++ #endif
++
++ QT_END_NAMESPACE
++
++ /*****************************************************************************
++ QPoint/QPointF tuple protocol
++ *****************************************************************************/
++
++ namespace std {
++ template <>
++ class tuple_size<QT_PREPEND_NAMESPACE(QPoint)> : public integral_constant<size_t, 2> {};
++ template <>
++ class tuple_element<0, QT_PREPEND_NAMESPACE(QPoint)> { public: using type = int; };
++ template <>
++ class tuple_element<1, QT_PREPEND_NAMESPACE(QPoint)> { public: using type = int; };
++
++ template <>
++ class tuple_size<QT_PREPEND_NAMESPACE(QPointF)> : public integral_constant<size_t, 2> {};
++ template <>
++ class tuple_element<0, QT_PREPEND_NAMESPACE(QPointF)> { public: using type = QT_PREPEND_NAMESPACE(qreal); };
++ template <>
++ class tuple_element<1, QT_PREPEND_NAMESPACE(QPointF)> { public: using type = QT_PREPEND_NAMESPACE(qreal); };
++ }
++
++ #endif // QPOINT_H