/usr/include/qt5/QtGui/qregion.h is in qtbase5-dev 5.2.1+dfsg-1ubuntu14.
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**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** 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, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QREGION_H
#define QREGION_H
#include <QtCore/qatomic.h>
#include <QtCore/qrect.h>
#include <QtGui/qwindowdefs.h>
#ifndef QT_NO_DATASTREAM
#include <QtCore/qdatastream.h>
#endif
QT_BEGIN_NAMESPACE
template <class T> class QVector;
class QVariant;
struct QRegionPrivate;
class QBitmap;
class Q_GUI_EXPORT QRegion
{
public:
enum RegionType { Rectangle, Ellipse };
QRegion();
QRegion(int x, int y, int w, int h, RegionType t = Rectangle);
QRegion(const QRect &r, RegionType t = Rectangle);
QRegion(const QPolygon &pa, Qt::FillRule fillRule = Qt::OddEvenFill);
QRegion(const QRegion ®ion);
QRegion(const QBitmap &bitmap);
~QRegion();
QRegion &operator=(const QRegion &);
#ifdef Q_COMPILER_RVALUE_REFS
inline QRegion &operator=(QRegion &&other)
{ qSwap(d, other.d); return *this; }
#endif
inline void swap(QRegion &other) { qSwap(d, other.d); }
bool isEmpty() const;
bool isNull() const;
bool contains(const QPoint &p) const;
bool contains(const QRect &r) const;
void translate(int dx, int dy);
inline void translate(const QPoint &p) { translate(p.x(), p.y()); }
QRegion translated(int dx, int dy) const;
inline QRegion translated(const QPoint &p) const { return translated(p.x(), p.y()); }
QRegion united(const QRegion &r) const;
QRegion united(const QRect &r) const;
QRegion intersected(const QRegion &r) const;
QRegion intersected(const QRect &r) const;
QRegion subtracted(const QRegion &r) const;
QRegion xored(const QRegion &r) const;
#if QT_DEPRECATED_SINCE(5, 0)
inline QT_DEPRECATED QRegion unite(const QRegion &r) const { return united(r); }
inline QT_DEPRECATED QRegion unite(const QRect &r) const { return united(r); }
inline QT_DEPRECATED QRegion intersect(const QRegion &r) const { return intersected(r); }
inline QT_DEPRECATED QRegion intersect(const QRect &r) const { return intersected(r); }
inline QT_DEPRECATED QRegion subtract(const QRegion &r) const { return subtracted(r); }
inline QT_DEPRECATED QRegion eor(const QRegion &r) const { return xored(r); }
#endif
bool intersects(const QRegion &r) const;
bool intersects(const QRect &r) const;
QRect boundingRect() const;
QVector<QRect> rects() const;
void setRects(const QRect *rect, int num);
int rectCount() const;
const QRegion operator|(const QRegion &r) const;
const QRegion operator+(const QRegion &r) const;
const QRegion operator+(const QRect &r) const;
const QRegion operator&(const QRegion &r) const;
const QRegion operator&(const QRect &r) const;
const QRegion operator-(const QRegion &r) const;
const QRegion operator^(const QRegion &r) const;
QRegion& operator|=(const QRegion &r);
QRegion& operator+=(const QRegion &r);
QRegion& operator+=(const QRect &r);
QRegion& operator&=(const QRegion &r);
QRegion& operator&=(const QRect &r);
QRegion& operator-=(const QRegion &r);
QRegion& operator^=(const QRegion &r);
bool operator==(const QRegion &r) const;
inline bool operator!=(const QRegion &r) const { return !(operator==(r)); }
operator QVariant() const;
#ifndef QT_NO_DATASTREAM
friend Q_GUI_EXPORT QDataStream &operator<<(QDataStream &, const QRegion &);
friend Q_GUI_EXPORT QDataStream &operator>>(QDataStream &, QRegion &);
#endif
private:
QRegion copy() const; // helper of detach.
void detach();
Q_GUI_EXPORT
friend bool qt_region_strictContains(const QRegion ®ion,
const QRect &rect);
friend struct QRegionPrivate;
#ifndef QT_NO_DATASTREAM
void exec(const QByteArray &ba, int ver = 0, QDataStream::ByteOrder byteOrder = QDataStream::BigEndian);
#endif
struct QRegionData {
QBasicAtomicInt ref;
QRegionPrivate *qt_rgn;
};
struct QRegionData *d;
static struct QRegionData shared_empty;
static void cleanUp(QRegionData *x);
};
/*****************************************************************************
QRegion stream functions
*****************************************************************************/
#ifndef QT_NO_DATASTREAM
Q_GUI_EXPORT QDataStream &operator<<(QDataStream &, const QRegion &);
Q_GUI_EXPORT QDataStream &operator>>(QDataStream &, QRegion &);
#endif
#ifndef QT_NO_DEBUG_STREAM
Q_GUI_EXPORT QDebug operator<<(QDebug, const QRegion &);
#endif
QT_END_NAMESPACE
#endif // QREGION_H
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