diff options
Diffstat (limited to 'src/corelib/tools/qpoint.cpp')
| -rw-r--r-- | src/corelib/tools/qpoint.cpp | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/src/corelib/tools/qpoint.cpp b/src/corelib/tools/qpoint.cpp index 942ae995d5..80599a4caa 100644 --- a/src/corelib/tools/qpoint.cpp +++ b/src/corelib/tools/qpoint.cpp @@ -495,7 +495,7 @@ size_t qHash(QPoint key, size_t seed) noexcept A point is specified by a x coordinate and an y coordinate which can be accessed using the x() and y() functions. The coordinates - of the point are specified using floating point numbers for + of the point are specified using finite floating point numbers for accuracy. The isNull() function returns \c true if both x and y are set to 0.0. The coordinates can be set (or altered) using the setX() and setY() functions, or alternatively the rx() and ry() functions which @@ -581,7 +581,7 @@ size_t qHash(QPoint key, size_t seed) noexcept /*! \fn void QPointF::setX(qreal x) - Sets the x coordinate of this point to the given \a x coordinate. + Sets the x coordinate of this point to the given finite \a x coordinate. \sa x(), setY() */ @@ -589,7 +589,7 @@ size_t qHash(QPoint key, size_t seed) noexcept /*! \fn void QPointF::setY(qreal y) - Sets the y coordinate of this point to the given \a y coordinate. + Sets the y coordinate of this point to the given finite \a y coordinate. \sa y(), setX() */ @@ -655,7 +655,7 @@ size_t qHash(QPoint key, size_t seed) noexcept /*! \fn QPointF& QPointF::operator*=(qreal factor) - Multiplies this point's coordinates by the given \a factor, and + Multiplies this point's coordinates by the given finite \a factor, and returns a reference to this point. For example: \snippet code/src_corelib_tools_qpoint.cpp 14 @@ -671,6 +671,8 @@ size_t qHash(QPoint key, size_t seed) noexcept \snippet code/src_corelib_tools_qpoint.cpp 15 + The \a divisor must not be zero or NaN. + \sa operator*=() */ @@ -695,7 +697,7 @@ size_t qHash(QPoint key, size_t seed) noexcept /*! \fn QPointF QPointF::operator*(const QPointF &point, qreal factor) - Returns a copy of the given \a point, multiplied by the given \a factor. + Returns a copy of the given \a point, multiplied by the given finite \a factor. \sa QPointF::operator*=() */ @@ -705,7 +707,7 @@ size_t qHash(QPoint key, size_t seed) noexcept \overload - Returns a copy of the given \a point, multiplied by the given \a factor. + Returns a copy of the given \a point, multiplied by the given finite \a factor. */ /*! @@ -720,7 +722,7 @@ size_t qHash(QPoint key, size_t seed) noexcept \overload Returns a QPointF object that is formed by changing the sign of - both components of the given \a point. + each component of the given \a point. Equivalent to \c {QPointF(0,0) - point}. */ @@ -728,9 +730,11 @@ size_t qHash(QPoint key, size_t seed) noexcept /*! \fn QPointF QPointF::operator/(const QPointF &point, qreal divisor) - Returns the QPointF object formed by dividing both components of + Returns the QPointF object formed by dividing each component of the given \a point by the given \a divisor. + The \a divisor must not be zero or NaN. + \sa QPointF::operator/=() */ |