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

**

** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

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

**

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

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** $QT_BEGIN_LICENSE:LGPL$

** 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

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**

** 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.

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

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** $QT_END_LICENSE$

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

#ifndef QPOLYGON_H

#define QPOLYGON_H

#include <QtCore/qvector.h>

#include <QtCore/qpoint.h>

#include <QtCore/qrect.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Gui)

class QMatrix;

class QTransform;

class QRect;

class QVariant;

class Q_GUI_EXPORT QPolygon : public QVector<QPoint>

{

public:

    inline QPolygon() {}

    inline ~QPolygon() {}

    inline QPolygon(int size);

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

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

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

    QPolygon(int nPoints, const int *points);

    operator QVariant() const;

    void translate(int dx, int dy);

    void translate(const QPoint &offset);

    QPolygon translated(int dx, int dy) const;

    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;

    QPolygon united(const QPolygon &r) const;

    QPolygon intersected(const QPolygon &r) const;

    QPolygon subtracted(const QPolygon &r) const;

};

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 QPolygonF(int size);

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

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

    QPolygonF(const QRectF &r);

    QPolygonF(const QPolygon &a);

    inline void translate(qreal dx, qreal dy);

    void translate(const QPointF &offset);

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

    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;

    QPolygonF united(const QPolygonF &r) const;

    QPolygonF intersected(const QPolygonF &r) const;

    QPolygonF subtracted(const QPolygonF &r) const;

};

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

QT_END_HEADER

#endif // QPOLYGON_H