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

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** Copyright (C) 2016 The Qt Company Ltd.

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

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** $QT_BEGIN_LICENSE:LGPL$

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

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

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

** General Public License version 2.0 or (at your option) the GNU General

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

#ifndef QPOLYGON_H

#define QPOLYGON_H

#include <QtGui/qtguiglobal.h>

#include <QtCore/qvector.h>

#include <QtCore/qpoint.h>

#include <QtCore/qrect.h>

QT_BEGIN_NAMESPACE

class QMatrix;

class QTransform;

class QRect;

class QVariant;

class Q_GUI_EXPORT QPolygon : public QVector<QPoint>

{

public:

    inline QPolygon() {}

    inline ~QPolygon() {}

    inline explicit QPolygon(int size);

    inline /*implicit*/ QPolygon(const QVector<QPoint> &v) : QVector<QPoint>(v) {}

    /*implicit*/ QPolygon(QVector<QPoint> &&v) noexcept : QVector<QPoint>(std::move(v)) {}

    QPolygon(const QRect &r, bool closed=false);

    QPolygon(int nPoints, const int *points);

    QPolygon(const QPolygon &other) : QVector<QPoint>(other) {}

    QPolygon(QPolygon &&other) noexcept : QVector<QPoint>(std::move(other)) {}

    QPolygon &operator=(QPolygon &&other) noexcept { swap(other); return *this; }

    QPolygon &operator=(const QPolygon &other) { QVector<QPoint>::operator=(other); return *this; }

    void swap(QPolygon &other) noexcept { QVector<QPoint>::swap(other); } // prevent QVector<QPoint><->QPolygon swaps

    operator QVariant() const;

    void translate(int dx, int dy);

    void translate(const QPoint &offset);

    Q_REQUIRED_RESULT QPolygon translated(int dx, int dy) const;

    Q_REQUIRED_RESULT inline QPolygon translated(const QPoint &offset) const;

    QRect boundingRect() const;

    void point(int i, int *x, int *y) const;

    QPoint point(int i) const;

    void setPoint(int index, int x, int y);

    void setPoint(int index, const QPoint &p);

    void setPoints(int nPoints, const int *points);

    void setPoints(int nPoints, int firstx, int firsty, ...);

    void putPoints(int index, int nPoints, const int *points);

    void putPoints(int index, int nPoints, int firstx, int firsty, ...);

    void putPoints(int index, int nPoints, const QPolygon & from, int fromIndex=0);

    bool containsPoint(const QPoint &pt, Qt::FillRule fillRule) const;

    Q_REQUIRED_RESULT QPolygon united(const QPolygon &r) const;

    Q_REQUIRED_RESULT QPolygon intersected(const QPolygon &r) const;

    Q_REQUIRED_RESULT QPolygon subtracted(const QPolygon &r) const;

    bool intersects(const QPolygon &r) const;

};

Q_DECLARE_SHARED_NOT_MOVABLE_UNTIL_QT6(QPolygon)

inline QPolygon::QPolygon(int asize) : QVector<QPoint>(asize) {}

#ifndef QT_NO_DEBUG_STREAM

Q_GUI_EXPORT QDebug operator<<(QDebug, const QPolygon &);

#endif

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

  QPolygon stream functions

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

#ifndef QT_NO_DATASTREAM

Q_GUI_EXPORT QDataStream &operator<<(QDataStream &stream, const QPolygon &polygon);

Q_GUI_EXPORT QDataStream &operator>>(QDataStream &stream, QPolygon &polygon);

#endif

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

  Misc. QPolygon functions

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

inline void QPolygon::setPoint(int index, const QPoint &pt)

{ (*this)[index] = pt; }

inline void QPolygon::setPoint(int index, int x, int y)

{ (*this)[index] = QPoint(x, y); }

inline QPoint QPolygon::point(int index) const

{ return at(index); }

inline void QPolygon::translate(const QPoint &offset)

{ translate(offset.x(), offset.y()); }

inline QPolygon QPolygon::translated(const QPoint &offset) const

{ return translated(offset.x(), offset.y()); }

class QRectF;

class Q_GUI_EXPORT QPolygonF : public QVector<QPointF>

{

public:

    inline QPolygonF() {}

    inline ~QPolygonF() {}

    inline explicit QPolygonF(int size);

    inline /*implicit*/ QPolygonF(const QVector<QPointF> &v) : QVector<QPointF>(v) {}

    /* implicit */ QPolygonF(QVector<QPointF> &&v) noexcept : QVector<QPointF>(std::move(v)) {}

    QPolygonF(const QRectF &r);

    /*implicit*/ QPolygonF(const QPolygon &a);

    inline QPolygonF(const QPolygonF &a) : QVector<QPointF>(a) {}

    QPolygonF(QPolygonF &&other) noexcept : QVector<QPointF>(std::move(other)) {}

    QPolygonF &operator=(QPolygonF &&other) noexcept { swap(other); return *this; }

    QPolygonF &operator=(const QPolygonF &other) { QVector<QPointF>::operator=(other); return *this; }

    inline void swap(QPolygonF &other) { QVector<QPointF>::swap(other); } // prevent QVector<QPointF><->QPolygonF swaps

    operator QVariant() const;

    inline void translate(qreal dx, qreal dy);

    void translate(const QPointF &offset);

    inline QPolygonF translated(qreal dx, qreal dy) const;

    Q_REQUIRED_RESULT QPolygonF translated(const QPointF &offset) const;

    QPolygon toPolygon() const;

    bool isClosed() const { return !isEmpty() && first() == last(); }

    QRectF boundingRect() const;

    bool containsPoint(const QPointF &pt, Qt::FillRule fillRule) const;

    Q_REQUIRED_RESULT QPolygonF united(const QPolygonF &r) const;

    Q_REQUIRED_RESULT QPolygonF intersected(const QPolygonF &r) const;

    Q_REQUIRED_RESULT QPolygonF subtracted(const QPolygonF &r) const;

    bool intersects(const QPolygonF &r) const;

};

Q_DECLARE_SHARED_NOT_MOVABLE_UNTIL_QT6(QPolygonF)

inline QPolygonF::QPolygonF(int asize) : QVector<QPointF>(asize) {}

#ifndef QT_NO_DEBUG_STREAM

Q_GUI_EXPORT QDebug operator<<(QDebug, const QPolygonF &);

#endif

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

  QPolygonF stream functions

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

#ifndef QT_NO_DATASTREAM

Q_GUI_EXPORT QDataStream &operator<<(QDataStream &stream, const QPolygonF &array);

Q_GUI_EXPORT QDataStream &operator>>(QDataStream &stream, QPolygonF &array);

#endif

inline void QPolygonF::translate(qreal dx, qreal dy)

{ translate(QPointF(dx, dy)); }

inline QPolygonF QPolygonF::translated(qreal dx, qreal dy) const

{ return translated(QPointF(dx, dy)); }

QT_END_NAMESPACE

#endif // QPOLYGON_H