| /**************************************************************************** |
| ** |
| ** Copyright (C) 2015 The Qt Company Ltd. |
| ** Contact: http://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtCore module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL21$ |
| ** 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 The Qt Company. For licensing terms |
| ** and conditions see http://www.qt.io/terms-conditions. For further |
| ** information use the contact form at http://www.qt.io/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 or version 3 as published by the Free |
| ** Software Foundation and appearing in the file LICENSE.LGPLv21 and |
| ** LICENSE.LGPLv3 included in the packaging of this file. Please review the |
| ** following information to ensure the GNU Lesser General Public License |
| ** requirements will be met: https://www.gnu.org/licenses/lgpl.html and |
| ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
| ** |
| ** As a special exception, The Qt Company gives you certain additional |
| ** rights. These rights are described in The Qt Company LGPL Exception |
| ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #ifndef QMARGINS_H |
| #define QMARGINS_H |
| |
| #include <QtCore/qnamespace.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| /***************************************************************************** |
| QMargins class |
| *****************************************************************************/ |
| |
| class QMargins |
| { |
| public: |
| Q_DECL_CONSTEXPR QMargins() Q_DECL_NOTHROW; |
| Q_DECL_CONSTEXPR QMargins(int left, int top, int right, int bottom) Q_DECL_NOTHROW; |
| |
| Q_DECL_CONSTEXPR bool isNull() const Q_DECL_NOTHROW; |
| |
| Q_DECL_CONSTEXPR int left() const Q_DECL_NOTHROW; |
| Q_DECL_CONSTEXPR int top() const Q_DECL_NOTHROW; |
| Q_DECL_CONSTEXPR int right() const Q_DECL_NOTHROW; |
| Q_DECL_CONSTEXPR int bottom() const Q_DECL_NOTHROW; |
| |
| Q_DECL_RELAXED_CONSTEXPR void setLeft(int left) Q_DECL_NOTHROW; |
| Q_DECL_RELAXED_CONSTEXPR void setTop(int top) Q_DECL_NOTHROW; |
| Q_DECL_RELAXED_CONSTEXPR void setRight(int right) Q_DECL_NOTHROW; |
| Q_DECL_RELAXED_CONSTEXPR void setBottom(int bottom) Q_DECL_NOTHROW; |
| |
| Q_DECL_RELAXED_CONSTEXPR QMargins &operator+=(const QMargins &margins) Q_DECL_NOTHROW; |
| Q_DECL_RELAXED_CONSTEXPR QMargins &operator-=(const QMargins &margins) Q_DECL_NOTHROW; |
| Q_DECL_RELAXED_CONSTEXPR QMargins &operator+=(int) Q_DECL_NOTHROW; |
| Q_DECL_RELAXED_CONSTEXPR QMargins &operator-=(int) Q_DECL_NOTHROW; |
| Q_DECL_RELAXED_CONSTEXPR QMargins &operator*=(int) Q_DECL_NOTHROW; |
| Q_DECL_RELAXED_CONSTEXPR QMargins &operator/=(int); |
| Q_DECL_RELAXED_CONSTEXPR QMargins &operator*=(qreal) Q_DECL_NOTHROW; |
| Q_DECL_RELAXED_CONSTEXPR QMargins &operator/=(qreal); |
| |
| private: |
| int m_left; |
| int m_top; |
| int m_right; |
| int m_bottom; |
| |
| friend Q_DECL_CONSTEXPR inline bool operator==(const QMargins &, const QMargins &) Q_DECL_NOTHROW; |
| friend Q_DECL_CONSTEXPR inline bool operator!=(const QMargins &, const QMargins &) Q_DECL_NOTHROW; |
| }; |
| |
| Q_DECLARE_TYPEINFO(QMargins, Q_MOVABLE_TYPE); |
| |
| /***************************************************************************** |
| QMargins stream functions |
| *****************************************************************************/ |
| #ifndef QT_NO_DATASTREAM |
| Q_CORE_EXPORT QDataStream &operator<<(QDataStream &, const QMargins &); |
| Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QMargins &); |
| #endif |
| |
| /***************************************************************************** |
| QMargins inline functions |
| *****************************************************************************/ |
| |
| Q_DECL_CONSTEXPR inline QMargins::QMargins() Q_DECL_NOTHROW : m_left(0), m_top(0), m_right(0), m_bottom(0) {} |
| |
| Q_DECL_CONSTEXPR inline QMargins::QMargins(int aleft, int atop, int aright, int abottom) Q_DECL_NOTHROW |
| : m_left(aleft), m_top(atop), m_right(aright), m_bottom(abottom) {} |
| |
| Q_DECL_CONSTEXPR inline bool QMargins::isNull() const Q_DECL_NOTHROW |
| { return m_left==0 && m_top==0 && m_right==0 && m_bottom==0; } |
| |
| Q_DECL_CONSTEXPR inline int QMargins::left() const Q_DECL_NOTHROW |
| { return m_left; } |
| |
| Q_DECL_CONSTEXPR inline int QMargins::top() const Q_DECL_NOTHROW |
| { return m_top; } |
| |
| Q_DECL_CONSTEXPR inline int QMargins::right() const Q_DECL_NOTHROW |
| { return m_right; } |
| |
| Q_DECL_CONSTEXPR inline int QMargins::bottom() const Q_DECL_NOTHROW |
| { return m_bottom; } |
| |
| |
| Q_DECL_RELAXED_CONSTEXPR inline void QMargins::setLeft(int aleft) Q_DECL_NOTHROW |
| { m_left = aleft; } |
| |
| Q_DECL_RELAXED_CONSTEXPR inline void QMargins::setTop(int atop) Q_DECL_NOTHROW |
| { m_top = atop; } |
| |
| Q_DECL_RELAXED_CONSTEXPR inline void QMargins::setRight(int aright) Q_DECL_NOTHROW |
| { m_right = aright; } |
| |
| Q_DECL_RELAXED_CONSTEXPR inline void QMargins::setBottom(int abottom) Q_DECL_NOTHROW |
| { m_bottom = abottom; } |
| |
| Q_DECL_CONSTEXPR inline bool operator==(const QMargins &m1, const QMargins &m2) Q_DECL_NOTHROW |
| { |
| return |
| m1.m_left == m2.m_left && |
| m1.m_top == m2.m_top && |
| m1.m_right == m2.m_right && |
| m1.m_bottom == m2.m_bottom; |
| } |
| |
| Q_DECL_CONSTEXPR inline bool operator!=(const QMargins &m1, const QMargins &m2) Q_DECL_NOTHROW |
| { |
| return |
| m1.m_left != m2.m_left || |
| m1.m_top != m2.m_top || |
| m1.m_right != m2.m_right || |
| m1.m_bottom != m2.m_bottom; |
| } |
| |
| Q_DECL_CONSTEXPR inline QMargins operator+(const QMargins &m1, const QMargins &m2) Q_DECL_NOTHROW |
| { |
| return QMargins(m1.left() + m2.left(), m1.top() + m2.top(), |
| m1.right() + m2.right(), m1.bottom() + m2.bottom()); |
| } |
| |
| Q_DECL_CONSTEXPR inline QMargins operator-(const QMargins &m1, const QMargins &m2) Q_DECL_NOTHROW |
| { |
| return QMargins(m1.left() - m2.left(), m1.top() - m2.top(), |
| m1.right() - m2.right(), m1.bottom() - m2.bottom()); |
| } |
| |
| Q_DECL_CONSTEXPR inline QMargins operator+(const QMargins &lhs, int rhs) Q_DECL_NOTHROW |
| { |
| return QMargins(lhs.left() + rhs, lhs.top() + rhs, |
| lhs.right() + rhs, lhs.bottom() + rhs); |
| } |
| |
| Q_DECL_CONSTEXPR inline QMargins operator+(int lhs, const QMargins &rhs) Q_DECL_NOTHROW |
| { |
| return QMargins(rhs.left() + lhs, rhs.top() + lhs, |
| rhs.right() + lhs, rhs.bottom() + lhs); |
| } |
| |
| Q_DECL_CONSTEXPR inline QMargins operator-(const QMargins &lhs, int rhs) Q_DECL_NOTHROW |
| { |
| return QMargins(lhs.left() - rhs, lhs.top() - rhs, |
| lhs.right() - rhs, lhs.bottom() - rhs); |
| } |
| |
| Q_DECL_CONSTEXPR inline QMargins operator*(const QMargins &margins, int factor) Q_DECL_NOTHROW |
| { |
| return QMargins(margins.left() * factor, margins.top() * factor, |
| margins.right() * factor, margins.bottom() * factor); |
| } |
| |
| Q_DECL_CONSTEXPR inline QMargins operator*(int factor, const QMargins &margins) Q_DECL_NOTHROW |
| { |
| return QMargins(margins.left() * factor, margins.top() * factor, |
| margins.right() * factor, margins.bottom() * factor); |
| } |
| |
| Q_DECL_CONSTEXPR inline QMargins operator*(const QMargins &margins, qreal factor) Q_DECL_NOTHROW |
| { |
| return QMargins(qRound(margins.left() * factor), qRound(margins.top() * factor), |
| qRound(margins.right() * factor), qRound(margins.bottom() * factor)); |
| } |
| |
| Q_DECL_CONSTEXPR inline QMargins operator*(qreal factor, const QMargins &margins) Q_DECL_NOTHROW |
| { |
| return QMargins(qRound(margins.left() * factor), qRound(margins.top() * factor), |
| qRound(margins.right() * factor), qRound(margins.bottom() * factor)); |
| } |
| |
| Q_DECL_CONSTEXPR inline QMargins operator/(const QMargins &margins, int divisor) |
| { |
| return QMargins(margins.left() / divisor, margins.top() / divisor, |
| margins.right() / divisor, margins.bottom() / divisor); |
| } |
| |
| Q_DECL_CONSTEXPR inline QMargins operator/(const QMargins &margins, qreal divisor) |
| { |
| return QMargins(qRound(margins.left() / divisor), qRound(margins.top() / divisor), |
| qRound(margins.right() / divisor), qRound(margins.bottom() / divisor)); |
| } |
| |
| Q_DECL_RELAXED_CONSTEXPR inline QMargins &QMargins::operator+=(const QMargins &margins) Q_DECL_NOTHROW |
| { |
| return *this = *this + margins; |
| } |
| |
| Q_DECL_RELAXED_CONSTEXPR inline QMargins &QMargins::operator-=(const QMargins &margins) Q_DECL_NOTHROW |
| { |
| return *this = *this - margins; |
| } |
| |
| Q_DECL_RELAXED_CONSTEXPR inline QMargins &QMargins::operator+=(int margin) Q_DECL_NOTHROW |
| { |
| m_left += margin; |
| m_top += margin; |
| m_right += margin; |
| m_bottom += margin; |
| return *this; |
| } |
| |
| Q_DECL_RELAXED_CONSTEXPR inline QMargins &QMargins::operator-=(int margin) Q_DECL_NOTHROW |
| { |
| m_left -= margin; |
| m_top -= margin; |
| m_right -= margin; |
| m_bottom -= margin; |
| return *this; |
| } |
| |
| Q_DECL_RELAXED_CONSTEXPR inline QMargins &QMargins::operator*=(int factor) Q_DECL_NOTHROW |
| { |
| return *this = *this * factor; |
| } |
| |
| Q_DECL_RELAXED_CONSTEXPR inline QMargins &QMargins::operator/=(int divisor) |
| { |
| return *this = *this / divisor; |
| } |
| |
| Q_DECL_RELAXED_CONSTEXPR inline QMargins &QMargins::operator*=(qreal factor) Q_DECL_NOTHROW |
| { |
| return *this = *this * factor; |
| } |
| |
| Q_DECL_RELAXED_CONSTEXPR inline QMargins &QMargins::operator/=(qreal divisor) |
| { |
| return *this = *this / divisor; |
| } |
| |
| Q_DECL_CONSTEXPR inline QMargins operator+(const QMargins &margins) Q_DECL_NOTHROW |
| { |
| return margins; |
| } |
| |
| Q_DECL_CONSTEXPR inline QMargins operator-(const QMargins &margins) Q_DECL_NOTHROW |
| { |
| return QMargins(-margins.left(), -margins.top(), -margins.right(), -margins.bottom()); |
| } |
| |
| #ifndef QT_NO_DEBUG_STREAM |
| Q_CORE_EXPORT QDebug operator<<(QDebug, const QMargins &); |
| #endif |
| |
| /***************************************************************************** |
| QMarginsF class |
| *****************************************************************************/ |
| |
| class QMarginsF |
| { |
| public: |
| Q_DECL_CONSTEXPR QMarginsF() Q_DECL_NOTHROW; |
| Q_DECL_CONSTEXPR QMarginsF(qreal left, qreal top, qreal right, qreal bottom) Q_DECL_NOTHROW; |
| Q_DECL_CONSTEXPR QMarginsF(const QMargins &margins) Q_DECL_NOTHROW; |
| |
| Q_DECL_CONSTEXPR bool isNull() const Q_DECL_NOTHROW; |
| |
| Q_DECL_CONSTEXPR qreal left() const Q_DECL_NOTHROW; |
| Q_DECL_CONSTEXPR qreal top() const Q_DECL_NOTHROW; |
| Q_DECL_CONSTEXPR qreal right() const Q_DECL_NOTHROW; |
| Q_DECL_CONSTEXPR qreal bottom() const Q_DECL_NOTHROW; |
| |
| Q_DECL_RELAXED_CONSTEXPR void setLeft(qreal left) Q_DECL_NOTHROW; |
| Q_DECL_RELAXED_CONSTEXPR void setTop(qreal top) Q_DECL_NOTHROW; |
| Q_DECL_RELAXED_CONSTEXPR void setRight(qreal right) Q_DECL_NOTHROW; |
| Q_DECL_RELAXED_CONSTEXPR void setBottom(qreal bottom) Q_DECL_NOTHROW; |
| |
| Q_DECL_RELAXED_CONSTEXPR QMarginsF &operator+=(const QMarginsF &margins) Q_DECL_NOTHROW; |
| Q_DECL_RELAXED_CONSTEXPR QMarginsF &operator-=(const QMarginsF &margins) Q_DECL_NOTHROW; |
| Q_DECL_RELAXED_CONSTEXPR QMarginsF &operator+=(qreal addend) Q_DECL_NOTHROW; |
| Q_DECL_RELAXED_CONSTEXPR QMarginsF &operator-=(qreal subtrahend) Q_DECL_NOTHROW; |
| Q_DECL_RELAXED_CONSTEXPR QMarginsF &operator*=(qreal factor) Q_DECL_NOTHROW; |
| Q_DECL_RELAXED_CONSTEXPR QMarginsF &operator/=(qreal divisor); |
| |
| Q_DECL_CONSTEXPR inline QMargins toMargins() const Q_DECL_NOTHROW; |
| |
| private: |
| qreal m_left; |
| qreal m_top; |
| qreal m_right; |
| qreal m_bottom; |
| }; |
| |
| Q_DECLARE_TYPEINFO(QMarginsF, Q_MOVABLE_TYPE); |
| |
| /***************************************************************************** |
| QMarginsF stream functions |
| *****************************************************************************/ |
| |
| #ifndef QT_NO_DATASTREAM |
| Q_CORE_EXPORT QDataStream &operator<<(QDataStream &, const QMarginsF &); |
| Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QMarginsF &); |
| #endif |
| |
| /***************************************************************************** |
| QMarginsF inline functions |
| *****************************************************************************/ |
| |
| Q_DECL_CONSTEXPR inline QMarginsF::QMarginsF() Q_DECL_NOTHROW |
| : m_left(0), m_top(0), m_right(0), m_bottom(0) {} |
| |
| Q_DECL_CONSTEXPR inline QMarginsF::QMarginsF(qreal aleft, qreal atop, qreal aright, qreal abottom) Q_DECL_NOTHROW |
| : m_left(aleft), m_top(atop), m_right(aright), m_bottom(abottom) {} |
| |
| Q_DECL_CONSTEXPR inline QMarginsF::QMarginsF(const QMargins &margins) Q_DECL_NOTHROW |
| : m_left(margins.left()), m_top(margins.top()), m_right(margins.right()), m_bottom(margins.bottom()) {} |
| |
| Q_DECL_CONSTEXPR inline bool QMarginsF::isNull() const Q_DECL_NOTHROW |
| { return qFuzzyIsNull(m_left) && qFuzzyIsNull(m_top) && qFuzzyIsNull(m_right) && qFuzzyIsNull(m_bottom); } |
| |
| Q_DECL_CONSTEXPR inline qreal QMarginsF::left() const Q_DECL_NOTHROW |
| { return m_left; } |
| |
| Q_DECL_CONSTEXPR inline qreal QMarginsF::top() const Q_DECL_NOTHROW |
| { return m_top; } |
| |
| Q_DECL_CONSTEXPR inline qreal QMarginsF::right() const Q_DECL_NOTHROW |
| { return m_right; } |
| |
| Q_DECL_CONSTEXPR inline qreal QMarginsF::bottom() const Q_DECL_NOTHROW |
| { return m_bottom; } |
| |
| |
| Q_DECL_RELAXED_CONSTEXPR inline void QMarginsF::setLeft(qreal aleft) Q_DECL_NOTHROW |
| { m_left = aleft; } |
| |
| Q_DECL_RELAXED_CONSTEXPR inline void QMarginsF::setTop(qreal atop) Q_DECL_NOTHROW |
| { m_top = atop; } |
| |
| Q_DECL_RELAXED_CONSTEXPR inline void QMarginsF::setRight(qreal aright) Q_DECL_NOTHROW |
| { m_right = aright; } |
| |
| Q_DECL_RELAXED_CONSTEXPR inline void QMarginsF::setBottom(qreal abottom) Q_DECL_NOTHROW |
| { m_bottom = abottom; } |
| |
| Q_DECL_CONSTEXPR inline bool operator==(const QMarginsF &lhs, const QMarginsF &rhs) Q_DECL_NOTHROW |
| { |
| return qFuzzyCompare(lhs.left(), rhs.left()) |
| && qFuzzyCompare(lhs.top(), rhs.top()) |
| && qFuzzyCompare(lhs.right(), rhs.right()) |
| && qFuzzyCompare(lhs.bottom(), rhs.bottom()); |
| } |
| |
| Q_DECL_CONSTEXPR inline bool operator!=(const QMarginsF &lhs, const QMarginsF &rhs) Q_DECL_NOTHROW |
| { |
| return !operator==(lhs, rhs); |
| } |
| |
| Q_DECL_CONSTEXPR inline QMarginsF operator+(const QMarginsF &lhs, const QMarginsF &rhs) Q_DECL_NOTHROW |
| { |
| return QMarginsF(lhs.left() + rhs.left(), lhs.top() + rhs.top(), |
| lhs.right() + rhs.right(), lhs.bottom() + rhs.bottom()); |
| } |
| |
| Q_DECL_CONSTEXPR inline QMarginsF operator-(const QMarginsF &lhs, const QMarginsF &rhs) Q_DECL_NOTHROW |
| { |
| return QMarginsF(lhs.left() - rhs.left(), lhs.top() - rhs.top(), |
| lhs.right() - rhs.right(), lhs.bottom() - rhs.bottom()); |
| } |
| |
| Q_DECL_CONSTEXPR inline QMarginsF operator+(const QMarginsF &lhs, qreal rhs) Q_DECL_NOTHROW |
| { |
| return QMarginsF(lhs.left() + rhs, lhs.top() + rhs, |
| lhs.right() + rhs, lhs.bottom() + rhs); |
| } |
| |
| Q_DECL_CONSTEXPR inline QMarginsF operator+(qreal lhs, const QMarginsF &rhs) Q_DECL_NOTHROW |
| { |
| return QMarginsF(rhs.left() + lhs, rhs.top() + lhs, |
| rhs.right() + lhs, rhs.bottom() + lhs); |
| } |
| |
| Q_DECL_CONSTEXPR inline QMarginsF operator-(const QMarginsF &lhs, qreal rhs) Q_DECL_NOTHROW |
| { |
| return QMarginsF(lhs.left() - rhs, lhs.top() - rhs, |
| lhs.right() - rhs, lhs.bottom() - rhs); |
| } |
| |
| Q_DECL_CONSTEXPR inline QMarginsF operator*(const QMarginsF &lhs, qreal rhs) Q_DECL_NOTHROW |
| { |
| return QMarginsF(lhs.left() * rhs, lhs.top() * rhs, |
| lhs.right() * rhs, lhs.bottom() * rhs); |
| } |
| |
| Q_DECL_CONSTEXPR inline QMarginsF operator*(qreal lhs, const QMarginsF &rhs) Q_DECL_NOTHROW |
| { |
| return QMarginsF(rhs.left() * lhs, rhs.top() * lhs, |
| rhs.right() * lhs, rhs.bottom() * lhs); |
| } |
| |
| Q_DECL_CONSTEXPR inline QMarginsF operator/(const QMarginsF &lhs, qreal divisor) |
| { |
| return QMarginsF(lhs.left() / divisor, lhs.top() / divisor, |
| lhs.right() / divisor, lhs.bottom() / divisor); |
| } |
| |
| Q_DECL_RELAXED_CONSTEXPR inline QMarginsF &QMarginsF::operator+=(const QMarginsF &margins) Q_DECL_NOTHROW |
| { |
| return *this = *this + margins; |
| } |
| |
| Q_DECL_RELAXED_CONSTEXPR inline QMarginsF &QMarginsF::operator-=(const QMarginsF &margins) Q_DECL_NOTHROW |
| { |
| return *this = *this - margins; |
| } |
| |
| Q_DECL_RELAXED_CONSTEXPR inline QMarginsF &QMarginsF::operator+=(qreal addend) Q_DECL_NOTHROW |
| { |
| m_left += addend; |
| m_top += addend; |
| m_right += addend; |
| m_bottom += addend; |
| return *this; |
| } |
| |
| Q_DECL_RELAXED_CONSTEXPR inline QMarginsF &QMarginsF::operator-=(qreal subtrahend) Q_DECL_NOTHROW |
| { |
| m_left -= subtrahend; |
| m_top -= subtrahend; |
| m_right -= subtrahend; |
| m_bottom -= subtrahend; |
| return *this; |
| } |
| |
| Q_DECL_RELAXED_CONSTEXPR inline QMarginsF &QMarginsF::operator*=(qreal factor) Q_DECL_NOTHROW |
| { |
| return *this = *this * factor; |
| } |
| |
| Q_DECL_RELAXED_CONSTEXPR inline QMarginsF &QMarginsF::operator/=(qreal divisor) |
| { |
| return *this = *this / divisor; |
| } |
| |
| Q_DECL_CONSTEXPR inline QMarginsF operator+(const QMarginsF &margins) Q_DECL_NOTHROW |
| { |
| return margins; |
| } |
| |
| Q_DECL_CONSTEXPR inline QMarginsF operator-(const QMarginsF &margins) Q_DECL_NOTHROW |
| { |
| return QMarginsF(-margins.left(), -margins.top(), -margins.right(), -margins.bottom()); |
| } |
| |
| Q_DECL_CONSTEXPR inline QMargins QMarginsF::toMargins() const Q_DECL_NOTHROW |
| { |
| return QMargins(qRound(m_left), qRound(m_top), qRound(m_right), qRound(m_bottom)); |
| } |
| |
| #ifndef QT_NO_DEBUG_STREAM |
| Q_CORE_EXPORT QDebug operator<<(QDebug, const QMarginsF &); |
| #endif |
| |
| QT_END_NAMESPACE |
| |
| #endif // QMARGINS_H |