diff options
Diffstat (limited to 'qtinterface/qt4/Qt/qline.h')
| -rw-r--r-- | qtinterface/qt4/Qt/qline.h | 424 |
1 files changed, 424 insertions, 0 deletions
diff --git a/qtinterface/qt4/Qt/qline.h b/qtinterface/qt4/Qt/qline.h new file mode 100644 index 0000000..d4c34f9 --- /dev/null +++ b/qtinterface/qt4/Qt/qline.h @@ -0,0 +1,424 @@ +/**************************************************************************** +** +** 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. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** 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. +** +** 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. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QLINE_H +#define QLINE_H + +#include <QtCore/qpoint.h> + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Core) + +/******************************************************************************* + * class QLine + *******************************************************************************/ + +class Q_CORE_EXPORT QLine +{ +public: + inline QLine(); + inline QLine(const QPoint &pt1, const QPoint &pt2); + inline QLine(int x1, int y1, int x2, int y2); + + inline bool isNull() const; + + inline QPoint p1() const; + inline QPoint p2() const; + + inline int x1() const; + inline int y1() const; + + inline int x2() const; + inline int y2() const; + + inline int dx() const; + inline int dy() const; + + inline void translate(const QPoint &p); + inline void translate(int dx, int dy); + + inline QLine translated(const QPoint &p) const; + inline QLine translated(int dx, int dy) const; + + inline void setP1(const QPoint &p1); + inline void setP2(const QPoint &p2); + inline void setPoints(const QPoint &p1, const QPoint &p2); + inline void setLine(int x1, int y1, int x2, int y2); + + inline bool operator==(const QLine &d) const; + inline bool operator!=(const QLine &d) const { return !(*this == d); } + +private: + QPoint pt1, pt2; +}; +Q_DECLARE_TYPEINFO(QLine, Q_MOVABLE_TYPE); + +/******************************************************************************* + * class QLine inline members + *******************************************************************************/ + +inline QLine::QLine() { } + +inline QLine::QLine(const QPoint &pt1_, const QPoint &pt2_) : pt1(pt1_), pt2(pt2_) { } + +inline QLine::QLine(int x1pos, int y1pos, int x2pos, int y2pos) : pt1(QPoint(x1pos, y1pos)), pt2(QPoint(x2pos, y2pos)) { } + +inline bool QLine::isNull() const +{ + return pt1 == pt2; +} + +inline int QLine::x1() const +{ + return pt1.x(); +} + +inline int QLine::y1() const +{ + return pt1.y(); +} + +inline int QLine::x2() const +{ + return pt2.x(); +} + +inline int QLine::y2() const +{ + return pt2.y(); +} + +inline QPoint QLine::p1() const +{ + return pt1; +} + +inline QPoint QLine::p2() const +{ + return pt2; +} + +inline int QLine::dx() const +{ + return pt2.x() - pt1.x(); +} + +inline int QLine::dy() const +{ + return pt2.y() - pt1.y(); +} + +inline void QLine::translate(const QPoint &point) +{ + pt1 += point; + pt2 += point; +} + +inline void QLine::translate(int adx, int ady) +{ + this->translate(QPoint(adx, ady)); +} + +inline QLine QLine::translated(const QPoint &p) const +{ + return QLine(pt1 + p, pt2 + p); +} + +inline QLine QLine::translated(int adx, int ady) const +{ + return translated(QPoint(adx, ady)); +} + +inline void QLine::setP1(const QPoint &aP1) +{ + pt1 = aP1; +} + +inline void QLine::setP2(const QPoint &aP2) +{ + pt2 = aP2; +} + +inline void QLine::setPoints(const QPoint &aP1, const QPoint &aP2) +{ + pt1 = aP1; + pt2 = aP2; +} + +inline void QLine::setLine(int aX1, int aY1, int aX2, int aY2) +{ + pt1 = QPoint(aX1, aY1); + pt2 = QPoint(aX2, aY2); +} + +inline bool QLine::operator==(const QLine &d) const +{ + return pt1 == d.pt1 && pt2 == d.pt2; +} + +#ifndef QT_NO_DEBUG_STREAM +Q_CORE_EXPORT QDebug operator<<(QDebug d, const QLine &p); +#endif + +#ifndef QT_NO_DATASTREAM +Q_CORE_EXPORT QDataStream &operator<<(QDataStream &, const QLine &); +Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QLine &); +#endif + +/******************************************************************************* + * class QLineF + *******************************************************************************/ +class Q_CORE_EXPORT QLineF { +public: + + enum IntersectType { NoIntersection, BoundedIntersection, UnboundedIntersection }; + + inline QLineF(); + inline QLineF(const QPointF &pt1, const QPointF &pt2); + inline QLineF(qreal x1, qreal y1, qreal x2, qreal y2); + inline QLineF(const QLine &line) : pt1(line.p1()), pt2(line.p2()) { } + + static QLineF fromPolar(qreal length, qreal angle); + + bool isNull() const; + + inline QPointF p1() const; + inline QPointF p2() const; + + inline qreal x1() const; + inline qreal y1() const; + + inline qreal x2() const; + inline qreal y2() const; + + inline qreal dx() const; + inline qreal dy() const; + + qreal length() const; + void setLength(qreal len); + + qreal angle() const; + void setAngle(qreal angle); + + qreal angleTo(const QLineF &l) const; + + QLineF unitVector() const; + QLineF normalVector() const; + + // ### Qt 5: rename intersects() or intersection() and rename IntersectType IntersectionType + IntersectType intersect(const QLineF &l, QPointF *intersectionPoint) const; + + qreal angle(const QLineF &l) const; + + QPointF pointAt(qreal t) const; + inline void translate(const QPointF &p); + inline void translate(qreal dx, qreal dy); + + inline QLineF translated(const QPointF &p) const; + inline QLineF translated(qreal dx, qreal dy) const; + + inline void setP1(const QPointF &p1); + inline void setP2(const QPointF &p2); + inline void setPoints(const QPointF &p1, const QPointF &p2); + inline void setLine(qreal x1, qreal y1, qreal x2, qreal y2); + + inline bool operator==(const QLineF &d) const; + inline bool operator!=(const QLineF &d) const { return !(*this == d); } + + QLine toLine() const; + +private: + QPointF pt1, pt2; +}; +Q_DECLARE_TYPEINFO(QLineF, Q_MOVABLE_TYPE); + +/******************************************************************************* + * class QLineF inline members + *******************************************************************************/ + +inline QLineF::QLineF() +{ +} + +inline QLineF::QLineF(const QPointF &apt1, const QPointF &apt2) + : pt1(apt1), pt2(apt2) +{ +} + +inline QLineF::QLineF(qreal x1pos, qreal y1pos, qreal x2pos, qreal y2pos) + : pt1(x1pos, y1pos), pt2(x2pos, y2pos) +{ +} + +inline qreal QLineF::x1() const +{ + return pt1.x(); +} + +inline qreal QLineF::y1() const +{ + return pt1.y(); +} + +inline qreal QLineF::x2() const +{ + return pt2.x(); +} + +inline qreal QLineF::y2() const +{ + return pt2.y(); +} + +inline QPointF QLineF::p1() const +{ + return pt1; +} + +inline QPointF QLineF::p2() const +{ + return pt2; +} + +inline qreal QLineF::dx() const +{ + return pt2.x() - pt1.x(); +} + +inline qreal QLineF::dy() const +{ + return pt2.y() - pt1.y(); +} + +inline QLineF QLineF::normalVector() const +{ + return QLineF(p1(), p1() + QPointF(dy(), -dx())); +} + +inline void QLineF::translate(const QPointF &point) +{ + pt1 += point; + pt2 += point; +} + +inline void QLineF::translate(qreal adx, qreal ady) +{ + this->translate(QPointF(adx, ady)); +} + +inline QLineF QLineF::translated(const QPointF &p) const +{ + return QLineF(pt1 + p, pt2 + p); +} + +inline QLineF QLineF::translated(qreal adx, qreal ady) const +{ + return translated(QPointF(adx, ady)); +} + +inline void QLineF::setLength(qreal len) +{ + if (isNull()) + return; + QLineF v = unitVector(); + pt2 = QPointF(pt1.x() + v.dx() * len, pt1.y() + v.dy() * len); +} + +inline QPointF QLineF::pointAt(qreal t) const +{ + qreal vx = pt2.x() - pt1.x(); + qreal vy = pt2.y() - pt1.y(); + return QPointF(pt1.x() + vx * t, pt1.y() + vy * t); +} + +inline QLine QLineF::toLine() const +{ + return QLine(pt1.toPoint(), pt2.toPoint()); +} + + +inline void QLineF::setP1(const QPointF &aP1) +{ + pt1 = aP1; +} + +inline void QLineF::setP2(const QPointF &aP2) +{ + pt2 = aP2; +} + +inline void QLineF::setPoints(const QPointF &aP1, const QPointF &aP2) +{ + pt1 = aP1; + pt2 = aP2; +} + +inline void QLineF::setLine(qreal aX1, qreal aY1, qreal aX2, qreal aY2) +{ + pt1 = QPointF(aX1, aY1); + pt2 = QPointF(aX2, aY2); +} + + +inline bool QLineF::operator==(const QLineF &d) const +{ + return pt1 == d.pt1 && pt2 == d.pt2; +} + + + +#ifndef QT_NO_DEBUG_STREAM +Q_CORE_EXPORT QDebug operator<<(QDebug d, const QLineF &p); +#endif + +#ifndef QT_NO_DATASTREAM +Q_CORE_EXPORT QDataStream &operator<<(QDataStream &, const QLineF &); +Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QLineF &); +#endif + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // QLINE_H |