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200 lines
7.6 KiB
C++
200 lines
7.6 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the QtGui module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 3 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL3 included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 3 requirements
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** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 2.0 or (at your option) the GNU General
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** Public license version 3 or any later version approved by the KDE Free
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** Qt Foundation. The licenses are as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-2.0.html and
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** https://www.gnu.org/licenses/gpl-3.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QPOLYGON_H
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#define QPOLYGON_H
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#include <QtGui/qtguiglobal.h>
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#include <QtCore/qvector.h>
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#include <QtCore/qpoint.h>
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#include <QtCore/qrect.h>
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QT_BEGIN_NAMESPACE
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class QMatrix;
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class QTransform;
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class QRect;
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class QVariant;
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class Q_GUI_EXPORT QPolygon : public QVector<QPoint>
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{
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public:
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inline QPolygon() {}
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inline ~QPolygon() {}
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inline explicit QPolygon(int size);
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inline /*implicit*/ QPolygon(const QVector<QPoint> &v) : QVector<QPoint>(v) {}
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/*implicit*/ QPolygon(QVector<QPoint> &&v) noexcept : QVector<QPoint>(std::move(v)) {}
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QPolygon(const QRect &r, bool closed=false);
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QPolygon(int nPoints, const int *points);
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QPolygon(const QPolygon &other) : QVector<QPoint>(other) {}
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QPolygon(QPolygon &&other) noexcept : QVector<QPoint>(std::move(other)) {}
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QPolygon &operator=(QPolygon &&other) noexcept { swap(other); return *this; }
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QPolygon &operator=(const QPolygon &other) { QVector<QPoint>::operator=(other); return *this; }
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void swap(QPolygon &other) noexcept { QVector<QPoint>::swap(other); } // prevent QVector<QPoint><->QPolygon swaps
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operator QVariant() const;
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void translate(int dx, int dy);
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void translate(const QPoint &offset);
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Q_REQUIRED_RESULT QPolygon translated(int dx, int dy) const;
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Q_REQUIRED_RESULT inline QPolygon translated(const QPoint &offset) const;
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QRect boundingRect() const;
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void point(int i, int *x, int *y) const;
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QPoint point(int i) const;
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void setPoint(int index, int x, int y);
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void setPoint(int index, const QPoint &p);
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void setPoints(int nPoints, const int *points);
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void setPoints(int nPoints, int firstx, int firsty, ...);
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void putPoints(int index, int nPoints, const int *points);
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void putPoints(int index, int nPoints, int firstx, int firsty, ...);
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void putPoints(int index, int nPoints, const QPolygon & from, int fromIndex=0);
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bool containsPoint(const QPoint &pt, Qt::FillRule fillRule) const;
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Q_REQUIRED_RESULT QPolygon united(const QPolygon &r) const;
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Q_REQUIRED_RESULT QPolygon intersected(const QPolygon &r) const;
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Q_REQUIRED_RESULT QPolygon subtracted(const QPolygon &r) const;
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bool intersects(const QPolygon &r) const;
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};
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Q_DECLARE_SHARED_NOT_MOVABLE_UNTIL_QT6(QPolygon)
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inline QPolygon::QPolygon(int asize) : QVector<QPoint>(asize) {}
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#ifndef QT_NO_DEBUG_STREAM
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Q_GUI_EXPORT QDebug operator<<(QDebug, const QPolygon &);
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#endif
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/*****************************************************************************
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QPolygon stream functions
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*****************************************************************************/
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#ifndef QT_NO_DATASTREAM
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Q_GUI_EXPORT QDataStream &operator<<(QDataStream &stream, const QPolygon &polygon);
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Q_GUI_EXPORT QDataStream &operator>>(QDataStream &stream, QPolygon &polygon);
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#endif
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/*****************************************************************************
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Misc. QPolygon functions
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*****************************************************************************/
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inline void QPolygon::setPoint(int index, const QPoint &pt)
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{ (*this)[index] = pt; }
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inline void QPolygon::setPoint(int index, int x, int y)
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{ (*this)[index] = QPoint(x, y); }
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inline QPoint QPolygon::point(int index) const
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{ return at(index); }
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inline void QPolygon::translate(const QPoint &offset)
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{ translate(offset.x(), offset.y()); }
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inline QPolygon QPolygon::translated(const QPoint &offset) const
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{ return translated(offset.x(), offset.y()); }
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class QRectF;
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class Q_GUI_EXPORT QPolygonF : public QVector<QPointF>
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{
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public:
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inline QPolygonF() {}
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inline ~QPolygonF() {}
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inline explicit QPolygonF(int size);
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inline /*implicit*/ QPolygonF(const QVector<QPointF> &v) : QVector<QPointF>(v) {}
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/* implicit */ QPolygonF(QVector<QPointF> &&v) noexcept : QVector<QPointF>(std::move(v)) {}
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QPolygonF(const QRectF &r);
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/*implicit*/ QPolygonF(const QPolygon &a);
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inline QPolygonF(const QPolygonF &a) : QVector<QPointF>(a) {}
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QPolygonF(QPolygonF &&other) noexcept : QVector<QPointF>(std::move(other)) {}
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QPolygonF &operator=(QPolygonF &&other) noexcept { swap(other); return *this; }
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QPolygonF &operator=(const QPolygonF &other) { QVector<QPointF>::operator=(other); return *this; }
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inline void swap(QPolygonF &other) { QVector<QPointF>::swap(other); } // prevent QVector<QPointF><->QPolygonF swaps
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operator QVariant() const;
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inline void translate(qreal dx, qreal dy);
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void translate(const QPointF &offset);
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inline QPolygonF translated(qreal dx, qreal dy) const;
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Q_REQUIRED_RESULT QPolygonF translated(const QPointF &offset) const;
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QPolygon toPolygon() const;
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bool isClosed() const { return !isEmpty() && first() == last(); }
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QRectF boundingRect() const;
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bool containsPoint(const QPointF &pt, Qt::FillRule fillRule) const;
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Q_REQUIRED_RESULT QPolygonF united(const QPolygonF &r) const;
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Q_REQUIRED_RESULT QPolygonF intersected(const QPolygonF &r) const;
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Q_REQUIRED_RESULT QPolygonF subtracted(const QPolygonF &r) const;
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bool intersects(const QPolygonF &r) const;
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};
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Q_DECLARE_SHARED_NOT_MOVABLE_UNTIL_QT6(QPolygonF)
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inline QPolygonF::QPolygonF(int asize) : QVector<QPointF>(asize) {}
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#ifndef QT_NO_DEBUG_STREAM
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Q_GUI_EXPORT QDebug operator<<(QDebug, const QPolygonF &);
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#endif
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/*****************************************************************************
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QPolygonF stream functions
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*****************************************************************************/
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#ifndef QT_NO_DATASTREAM
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Q_GUI_EXPORT QDataStream &operator<<(QDataStream &stream, const QPolygonF &array);
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Q_GUI_EXPORT QDataStream &operator>>(QDataStream &stream, QPolygonF &array);
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#endif
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inline void QPolygonF::translate(qreal dx, qreal dy)
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{ translate(QPointF(dx, dy)); }
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inline QPolygonF QPolygonF::translated(qreal dx, qreal dy) const
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{ return translated(QPointF(dx, dy)); }
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QT_END_NAMESPACE
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#endif // QPOLYGON_H
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