diff options
Diffstat (limited to 'src/gui/painting/qpainterpath.cpp')
| -rw-r--r-- | src/gui/painting/qpainterpath.cpp | 37 |
1 files changed, 36 insertions, 1 deletions
diff --git a/src/gui/painting/qpainterpath.cpp b/src/gui/painting/qpainterpath.cpp index e098e7c761..0e8811b934 100644 --- a/src/gui/painting/qpainterpath.cpp +++ b/src/gui/painting/qpainterpath.cpp @@ -478,14 +478,26 @@ static void qt_debug_path(const QPainterPath &path) \sa ElementType, elementAt(), isEmpty() */ +int QPainterPath::elementCount() const +{ + return d_ptr ? d_ptr->elements.size() : 0; +} + /*! - \fn const QPainterPath::Element &QPainterPath::elementAt(int index) const + \fn QPainterPath::Element QPainterPath::elementAt(int index) const Returns the element at the given \a index in the painter path. \sa ElementType, elementCount(), isEmpty() */ +QPainterPath::Element QPainterPath::elementAt(int i) const +{ + Q_ASSERT(d_ptr); + Q_ASSERT(i >= 0 && i < elementCount()); + return d_ptr->elements.at(i); +} + /*! \fn void QPainterPath::setElementPositionAt(int index, qreal x, qreal y) \since 4.2 @@ -494,6 +506,17 @@ static void qt_debug_path(const QPainterPath &path) x and \a y. */ +void QPainterPath::setElementPositionAt(int i, qreal x, qreal y) +{ + Q_ASSERT(d_ptr); + Q_ASSERT(i >= 0 && i < elementCount()); + detach(); + QPainterPath::Element &e = d_ptr->elements[i]; + e.x = x; + e.y = y; +} + + /*### \fn QPainterPath &QPainterPath::operator +=(const QPainterPath &other) @@ -535,6 +558,13 @@ QPainterPath::QPainterPath(const QPointF &startPoint) d_func()->elements << e; } +void QPainterPath::detach() +{ + if (d_ptr->ref.load() != 1) + detach_helper(); + setDirty(true); +} + /*! \internal */ @@ -1451,6 +1481,11 @@ QRectF QPainterPath::controlPointRect() const \sa elementCount() */ +bool QPainterPath::isEmpty() const +{ + return !d_ptr || (d_ptr->elements.size() == 1 && d_ptr->elements.first().type == MoveToElement); +} + /*! Creates and returns a reversed copy of the path. |