diff options
Diffstat (limited to 'src/corelib/tools/qmargins.h')
-rw-r--r-- | src/corelib/tools/qmargins.h | 133 |
1 files changed, 128 insertions, 5 deletions
diff --git a/src/corelib/tools/qmargins.h b/src/corelib/tools/qmargins.h index d927cb5aa1..0d68be961e 100644 --- a/src/corelib/tools/qmargins.h +++ b/src/corelib/tools/qmargins.h @@ -42,9 +42,7 @@ #ifndef QMARGINS_H #define QMARGINS_H -#include <QtCore/qnamespace.h> - -QT_BEGIN_HEADER +#include <QtCore/qrect.h> QT_BEGIN_NAMESPACE @@ -67,6 +65,15 @@ public: void setRight(int right); void setBottom(int bottom); + QMargins &operator+=(const QMargins &margins); + QMargins &operator-=(const QMargins &margins); + QMargins &operator+=(int); + QMargins &operator-=(int); + QMargins &operator*=(int); + QMargins &operator/=(int); + QMargins &operator*=(qreal); + QMargins &operator/=(qreal); + private: int m_left; int m_top; @@ -142,12 +149,128 @@ Q_DECL_CONSTEXPR inline bool operator!=(const QMargins &m1, const QMargins &m2) m1.m_bottom != m2.m_bottom; } +Q_DECL_CONSTEXPR inline QRect operator+(const QRect &rectangle, const QMargins &margins) +{ + return QRect(QPoint(rectangle.left() - margins.left(), rectangle.top() - margins.top()), + QPoint(rectangle.right() + margins.right(), rectangle.bottom() + margins.bottom())); +} + +Q_DECL_CONSTEXPR inline QRect operator+(const QMargins &margins, const QRect &rectangle) +{ + return QRect(QPoint(rectangle.left() - margins.left(), rectangle.top() - margins.top()), + QPoint(rectangle.right() + margins.right(), rectangle.bottom() + margins.bottom())); +} + +inline QRect QRect::marginsAdded(const QMargins &margins) const +{ + return *this + margins; +} + +inline QRect QRect::marginsRemoved(const QMargins &margins) const +{ + return QRect(QPoint(x1 + margins.left(), y1 + margins.top()), + QPoint(x2 - margins.right(), y2 - margins.bottom())); +} + +inline QRect &QRect::operator+=(const QMargins &margins) +{ + *this = marginsAdded(margins); + return *this; +} + +inline QRect &QRect::operator-=(const QMargins &margins) +{ + *this = marginsRemoved(margins); + return *this; +} + +Q_DECL_CONSTEXPR inline QMargins operator+(const QMargins &m1, const QMargins &m2) +{ + 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) +{ + 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 &margins, int factor) +{ + 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) +{ + 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) +{ + 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) +{ + 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)); +} + +inline QMargins &QMargins::operator+=(const QMargins &margins) +{ + return *this = *this + margins; +} + +inline QMargins &QMargins::operator-=(const QMargins &margins) +{ + return *this = *this - margins; +} + +inline QMargins &QMargins::operator*=(int factor) +{ + return *this = *this * factor; +} + +inline QMargins &QMargins::operator/=(int divisor) +{ + return *this = *this / divisor; +} + +inline QMargins &QMargins::operator*=(qreal factor) +{ + return *this = *this * factor; +} + +inline QMargins &QMargins::operator/=(qreal divisor) +{ + return *this = *this / divisor; +} + +Q_DECL_CONSTEXPR inline QMargins operator-(const QMargins &margins) +{ + return QMargins(-margins.left(), -margins.top(), -margins.right(), -margins.bottom()); +} + #ifndef QT_NO_DEBUG_STREAM Q_CORE_EXPORT QDebug operator<<(QDebug, const QMargins &); #endif QT_END_NAMESPACE -QT_END_HEADER - #endif // QMARGINS_H |