/****************************************************************************

**

** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).

** All rights reserved.

** Contact: Nokia Corporation (qt-info@nokia.com)

**

** This file is part of the QtCore module of the Qt Toolkit.

**

** $QT_BEGIN_LICENSE:LGPL$

** No Commercial Usage

** This file contains pre-release code and may not be distributed.

** You may use this file in accordance with the terms and conditions

** contained in the Technology Preview License Agreement accompanying

** this package.

**

** GNU Lesser General Public License Usage

** Alternatively, this file may be used under the terms of the GNU Lesser

** General Public License version 2.1 as published by the Free Software

** Foundation and appearing in the file LICENSE.LGPL included in the

** packaging of this file.  Please review the following information to

** ensure the GNU Lesser General Public License version 2.1 requirements

** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

**

** In addition, as a special exception, Nokia gives you certain additional

** rights.  These rights are described in the Nokia Qt LGPL Exception

** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

**

** If you have questions regarding the use of this file, please contact

** Nokia at qt-info@nokia.com.

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** $QT_END_LICENSE$

**

****************************************************************************/

#ifndef QPOINT_H

#define QPOINT_H

#include <QtCore/qnamespace.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Core)

class Q_CORE_EXPORT QPoint

{

public:

    QPoint();

    QPoint(int xpos, int ypos);

    bool isNull() const;

    int x() const;

    int y() const;

    void setX(int x);

    void setY(int y);

    int manhattanLength() const;

    int &rx();

    int &ry();

    QPoint &operator+=(const QPoint &p);

    QPoint &operator-=(const QPoint &p);

    QPoint &operator*=(qreal c);

    QPoint &operator/=(qreal c);

    friend inline bool operator==(const QPoint &, const QPoint &);

    friend inline bool operator!=(const QPoint &, const QPoint &);

    friend inline const QPoint operator+(const QPoint &, const QPoint &);

    friend inline const QPoint operator-(const QPoint &, const QPoint &);

    friend inline const QPoint operator*(const QPoint &, qreal);

    friend inline const QPoint operator*(qreal, const QPoint &);

    friend inline const QPoint operator-(const QPoint &);

    friend inline const QPoint operator/(const QPoint &, qreal);

private:

    friend class QTransform;

    // ### Qt 5;  remove the ifdef and just have the same order on all platforms.

#if defined(Q_OS_MAC)

    int yp;

    int xp;

#else

    int xp;

    int yp;

#endif

};

Q_DECLARE_TYPEINFO(QPoint, Q_MOVABLE_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

 *****************************************************************************/

inline QPoint::QPoint()

{ xp=0; yp=0; }

inline QPoint::QPoint(int xpos, int ypos)

{ xp = xpos; yp = ypos; }

inline bool QPoint::isNull() const

{ return xp == 0 && yp == 0; }

inline int QPoint::x() const

{ return xp; }

inline int QPoint::y() const

{ return yp; }

inline void QPoint::setX(int xpos)

{ xp = xpos; }

inline void QPoint::setY(int ypos)

{ yp = ypos; }

inline int &QPoint::rx()

{ return xp; }

inline int &QPoint::ry()

{ return yp; }

inline QPoint &QPoint::operator+=(const QPoint &p)

{ xp+=p.xp; yp+=p.yp; return *this; }

inline QPoint &QPoint::operator-=(const QPoint &p)

{ xp-=p.xp; yp-=p.yp; return *this; }

inline QPoint &QPoint::operator*=(qreal c)

{ xp = qRound(xp*c); yp = qRound(yp*c); return *this; }

inline bool operator==(const QPoint &p1, const QPoint &p2)

{ return p1.xp == p2.xp && p1.yp == p2.yp; }

inline bool operator!=(const QPoint &p1, const QPoint &p2)

{ return p1.xp != p2.xp || p1.yp != p2.yp; }

inline const QPoint operator+(const QPoint &p1, const QPoint &p2)

{ return QPoint(p1.xp+p2.xp, p1.yp+p2.yp); }

inline const QPoint operator-(const QPoint &p1, const QPoint &p2)

{ return QPoint(p1.xp-p2.xp, p1.yp-p2.yp); }

inline const QPoint operator*(const QPoint &p, qreal c)

{ return QPoint(qRound(p.xp*c), qRound(p.yp*c)); }

inline const QPoint operator*(qreal c, const QPoint &p)

{ return QPoint(qRound(p.xp*c), qRound(p.yp*c)); }

inline const QPoint operator-(const QPoint &p)

{ return QPoint(-p.xp, -p.yp); }

inline QPoint &QPoint::operator/=(qreal c)

{

    xp = qRound(xp/c);

    yp = qRound(yp/c);

    return *this;

}

inline const QPoint operator/(const QPoint &p, qreal c)

{

    return QPoint(qRound(p.xp/c), qRound(p.yp/c));

}

#ifndef QT_NO_DEBUG_STREAM

Q_CORE_EXPORT QDebug operator<<(QDebug, const QPoint &);

#endif

class Q_CORE_EXPORT QPointF

{

public:

    QPointF();

    QPointF(const QPoint &p);

    QPointF(qreal xpos, qreal ypos);

    qreal manhattanLength() const;

    bool isNull() const;

    qreal x() const;

    qreal y() const;

    void setX(qreal x);

    void setY(qreal y);

    qreal &rx();

    qreal &ry();

    QPointF &operator+=(const QPointF &p);

    QPointF &operator-=(const QPointF &p);

    QPointF &operator*=(qreal c);

    QPointF &operator/=(qreal c);

    friend inline bool operator==(const QPointF &, const QPointF &);

    friend inline bool operator!=(const QPointF &, const QPointF &);

    friend inline const QPointF operator+(const QPointF &, const QPointF &);

    friend inline const QPointF operator-(const QPointF &, const QPointF &);

    friend inline const QPointF operator*(qreal, const QPointF &);

    friend inline const QPointF operator*(const QPointF &, qreal);

    friend inline const QPointF operator-(const QPointF &);

    friend inline const QPointF operator/(const QPointF &, qreal);

    QPoint toPoint() const;

private:

    friend class QMatrix;

    friend class QTransform;

    qreal xp;

    qreal yp;

};

Q_DECLARE_TYPEINFO(QPointF, Q_MOVABLE_TYPE);

/*****************************************************************************

  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

 *****************************************************************************/

inline QPointF::QPointF() : xp(0), yp(0) { }

inline QPointF::QPointF(qreal xpos, qreal ypos) : xp(xpos), yp(ypos) { }

inline QPointF::QPointF(const QPoint &p) : xp(p.x()), yp(p.y()) { }

inline bool QPointF::isNull() const

{

    return qIsNull(xp) && qIsNull(yp);

}

inline qreal QPointF::x() const

{

    return xp;

}

inline qreal QPointF::y() const

{

    return yp;

}

inline void QPointF::setX(qreal xpos)

{

    xp = xpos;

}

inline void QPointF::setY(qreal ypos)

{

    yp = ypos;

}

inline qreal &QPointF::rx()

{

    return xp;

}

inline qreal &QPointF::ry()

{

    return yp;

}

inline QPointF &QPointF::operator+=(const QPointF &p)

{

    xp+=p.xp;

    yp+=p.yp;

    return *this;

}

inline QPointF &QPointF::operator-=(const QPointF &p)

{

    xp-=p.xp; yp-=p.yp; return *this;

}

inline QPointF &QPointF::operator*=(qreal c)

{

    xp*=c; yp*=c; return *this;

}

inline bool operator==(const QPointF &p1, const QPointF &p2)

{

    return qFuzzyIsNull(p1.xp - p2.xp) && qFuzzyIsNull(p1.yp - p2.yp);

}

inline bool operator!=(const QPointF &p1, const QPointF &p2)

{

    return !qFuzzyIsNull(p1.xp - p2.xp) || !qFuzzyIsNull(p1.yp - p2.yp);

}

inline const QPointF operator+(const QPointF &p1, const QPointF &p2)

{

    return QPointF(p1.xp+p2.xp, p1.yp+p2.yp);

}

inline const QPointF operator-(const QPointF &p1, const QPointF &p2)

{

    return QPointF(p1.xp-p2.xp, p1.yp-p2.yp);

}

inline const QPointF operator*(const QPointF &p, qreal c)

{

    return QPointF(p.xp*c, p.yp*c);

}

inline const QPointF operator*(qreal c, const QPointF &p)

{

    return QPointF(p.xp*c, p.yp*c);

}

inline const QPointF operator-(const QPointF &p)

{

    return QPointF(-p.xp, -p.yp);

}

inline QPointF &QPointF::operator/=(qreal c)

{

    xp/=c;

    yp/=c;

    return *this;

}

inline const QPointF operator/(const QPointF &p, qreal c)

{

    return QPointF(p.xp/c, p.yp/c);

}

inline QPoint QPointF::toPoint() const

{

    return QPoint(qRound(xp), qRound(yp));

}

#ifndef QT_NO_DEBUG_STREAM

Q_CORE_EXPORT QDebug operator<<(QDebug d, const QPointF &p);

#endif

QT_END_NAMESPACE

QT_END_HEADER

#endif // QPOINT_H