diff options
Diffstat (limited to 'src/gui/graphicsview/qgraphicsitem.cpp')
| -rw-r--r-- | src/gui/graphicsview/qgraphicsitem.cpp | 34 |
1 files changed, 25 insertions, 9 deletions
diff --git a/src/gui/graphicsview/qgraphicsitem.cpp b/src/gui/graphicsview/qgraphicsitem.cpp index 3d81021..94e9fdd 100644 --- a/src/gui/graphicsview/qgraphicsitem.cpp +++ b/src/gui/graphicsview/qgraphicsitem.cpp @@ -268,6 +268,17 @@ */ /*! + \variable QGraphicsItem::Type + + The type value returned by the virtual type() function in standard + graphics item classes in Qt. All such standard graphics item + classes in Qt are associated with a unique value for Type, + e.g. the value returned by QGraphicsPathItem::type() is 2. + + \snippet doc/src/snippets/code/src_gui_graphicsview_qgraphicsitem.cpp 18 +*/ + +/*! \variable QGraphicsItem::UserType The lowest permitted type value for custom items (subclasses @@ -276,6 +287,8 @@ and declaring a Type enum value. Example: \snippet doc/src/snippets/code/src_gui_graphicsview_qgraphicsitem.cpp 1 + + \note UserType = 65536 */ /*! @@ -1558,17 +1571,18 @@ const QGraphicsObject *QGraphicsItem::toGraphicsObject() const } /*! - Sets this item's parent item to \a parent. If this item already has a - parent, it is first removed from the previous parent. If \a parent is 0, - this item will become a top-level item. + Sets this item's parent item to \a newParent. If this item already + has a parent, it is first removed from the previous parent. If \a + newParent is 0, this item will become a top-level item. - Note that this implicitly adds this graphics item to the scene of - the parent. You should not \l{QGraphicsScene::addItem()}{add} the - item to the scene yourself. + Note that this implicitly adds this graphics item to the scene of + the parent. You should not \l{QGraphicsScene::addItem()}{add} the + item to the scene yourself. - Calling this function on an item that is an ancestor of \a parent have undefined behaviour. + Calling this function on an item that is an ancestor of \a newParent + have undefined behaviour. - \sa parentItem(), childItems() + \sa parentItem(), childItems() */ void QGraphicsItem::setParentItem(QGraphicsItem *newParent) { @@ -7247,7 +7261,9 @@ void QGraphicsItem::prepareGeometryChange() QGraphicsScenePrivate *scenePrivate = d_ptr->scene->d_func(); scenePrivate->index->prepareBoundingRectChange(this); - scenePrivate->markDirty(this, QRectF(), /*invalidateChildren=*/true); + scenePrivate->markDirty(this, QRectF(), /*invalidateChildren=*/true, /*force=*/false, + /*ignoreOpacity=*/ false, /*removingItemFromScene=*/ false, + /*updateBoundingRect=*/true); // For compatibility reasons, we have to update the item's old geometry // if someone is connected to the changed signal or the scene has no views. |