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Breadcrumbs go here --> <li><a href="modules.html">Modules</a></li> <li><a href="qtgui.html">QtGui</a></li> <li>QGraphicsScene</li> </ul> </div> <div class="toolbuttons toolblock"> <ul> <li id="smallA" class="t_button">A</li> <li id="medA" class="t_button active">A</li> <li id="bigA" class="t_button">A</li> <li id="print" class="t_button"><a href="javascript:this.print();"> <span>Print</span></a></li> </ul> </div> </div> <div class="content mainContent"> <h1 class="title">Obsolete Members for QGraphicsScene</h1> <p><b>The following class members are obsolete.</b> They are provided to keep old source code working. We strongly advise against using them in new code.</p> <p><ul><li><a href="qgraphicsscene.html">QGraphicsScene class reference</a></li></ul></p> <h2>Properties</h2> <ul> <li class="fn"><b><a href="qgraphicsscene-obsolete.html#sortCacheEnabled-prop">sortCacheEnabled</a></b> : bool<tt> (obsolete)</tt></li> </ul> <h2>Public Functions</h2> <table class="alignedsummary"> <tr><td class="memItemLeft topAlign rightAlign"> QGraphicsItem * </td><td class="memItemRight bottomAlign"><b><a href="qgraphicsscene-obsolete.html#itemAt-2">itemAt</a></b> ( const QPointF & <i>position</i> ) const<tt> (obsolete)</tt></td></tr> <tr><td class="memItemLeft topAlign rightAlign"> QGraphicsItem * </td><td class="memItemRight bottomAlign"><b><a href="qgraphicsscene-obsolete.html#itemAt-4">itemAt</a></b> ( qreal <i>x</i>, qreal <i>y</i> ) const<tt> (obsolete)</tt></td></tr> <tr><td class="memItemLeft topAlign rightAlign"> QList<QGraphicsItem *> </td><td class="memItemRight bottomAlign"><b><a href="qgraphicsscene-obsolete.html#items-4">items</a></b> ( const QPointF & <i>pos</i> ) const<tt> (obsolete)</tt></td></tr> <tr><td class="memItemLeft topAlign rightAlign"> QList<QGraphicsItem *> </td><td class="memItemRight bottomAlign"><b><a href="qgraphicsscene-obsolete.html#items-5">items</a></b> ( qreal <i>x</i>, qreal <i>y</i>, qreal <i>w</i>, qreal <i>h</i>, Qt::ItemSelectionMode <i>mode</i> = Qt::IntersectsItemShape ) const<tt> (obsolete)</tt></td></tr> <tr><td class="memItemLeft topAlign rightAlign"> QList<QGraphicsItem *> </td><td class="memItemRight bottomAlign"><b><a href="qgraphicsscene-obsolete.html#items-6">items</a></b> ( const QRectF & <i>rectangle</i>, Qt::ItemSelectionMode <i>mode</i> = Qt::IntersectsItemShape ) const<tt> (obsolete)</tt></td></tr> <tr><td class="memItemLeft topAlign rightAlign"> QList<QGraphicsItem *> </td><td class="memItemRight bottomAlign"><b><a href="qgraphicsscene-obsolete.html#items-8">items</a></b> ( const QPolygonF & <i>polygon</i>, Qt::ItemSelectionMode <i>mode</i> = Qt::IntersectsItemShape ) const<tt> (obsolete)</tt></td></tr> <tr><td class="memItemLeft topAlign rightAlign"> QList<QGraphicsItem *> </td><td class="memItemRight bottomAlign"><b><a href="qgraphicsscene-obsolete.html#items-9">items</a></b> ( const QPainterPath & <i>path</i>, Qt::ItemSelectionMode <i>mode</i> = Qt::IntersectsItemShape ) const<tt> (obsolete)</tt></td></tr> <tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qgraphicsscene-obsolete.html#setSelectionArea-2">setSelectionArea</a></b> ( const QPainterPath & <i>path</i> )<tt> (obsolete)</tt></td></tr> <tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qgraphicsscene-obsolete.html#setSelectionArea-3">setSelectionArea</a></b> ( const QPainterPath & <i>path</i>, Qt::ItemSelectionMode <i>mode</i> )<tt> (obsolete)</tt></td></tr> </table> <h2>Protected Functions</h2> <table class="alignedsummary"> <tr><td class="memItemLeft topAlign rightAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qgraphicsscene-obsolete.html#drawItems">drawItems</a></b> ( QPainter * <i>painter</i>, int <i>numItems</i>, QGraphicsItem *[] <i>items</i>, const QStyleOptionGraphicsItem[] <i>options</i>, QWidget * <i>widget</i> = 0 )<tt> (obsolete)</tt></td></tr> </table> <h2>Property Documentation</h2> <!-- $$$sortCacheEnabled-prop$$$isSortCacheEnabled$$$setSortCacheEnabledbool --> <h3 class="fn"><a name="sortCacheEnabled-prop"></a><span class="name">sortCacheEnabled</span> : <span class="type">bool</span></h3> <p>This property holds whether sort caching is enabled.</p> <p>Since Qt 4.6, this property has no effect.</p> <p>This property was introduced in Qt 4.5.</p> <p><b>Access functions:</b></p> <table class="alignedsummary"> <tr><td class="memItemLeft topAlign rightAlign"> bool </td><td class="memItemRight bottomAlign"><span class="name"><b><a href="qgraphicsscene.html#sortCacheEnabled-prop">isSortCacheEnabled</a></b></span> () const</td></tr> <tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b><a href="qgraphicsscene.html#sortCacheEnabled-prop">setSortCacheEnabled</a></b></span> ( bool <i>enabled</i> )</td></tr> </table> <!-- @@@sortCacheEnabled --> <h2>Member Function Documentation</h2> <!-- $$$drawItems[overload1]$$$drawItemsQPainter*intQGraphicsItem*[]constQStyleOptionGraphicsItem[]QWidget* --> <h3 class="fn"><a name="drawItems"></a><span class="type">void</span> QGraphicsScene::<span class="name">drawItems</span> ( <span class="type"><a href="qpainter.html">QPainter</a></span> * <i>painter</i>, <span class="type">int</span> <i>numItems</i>, <span class="type"><a href="qgraphicsitem.html">QGraphicsItem</a></span> *[] <i>items</i>, const <span class="type"><a href="qstyleoptiongraphicsitem.html">QStyleOptionGraphicsItem</a></span>[] <i>options</i>, <span class="type"><a href="qwidget.html">QWidget</a></span> * <i>widget</i> = 0 )<tt> [virtual protected]</tt></h3> <p>Paints the given <i>items</i> using the provided <i>painter</i>, after the background has been drawn, and before the foreground has been drawn. All painting is done in <i>scene</i> coordinates. Before drawing each item, the painter must be transformed using <a href="qgraphicsitem.html#sceneTransform">QGraphicsItem::sceneTransform</a>().</p> <p>The <i>options</i> parameter is the list of style option objects for each item in <i>items</i>. The <i>numItems</i> parameter is the number of items in <i>items</i> and options in <i>options</i>. The <i>widget</i> parameter is optional; if specified, it should point to the widget that is being painted on.</p> <p>The default implementation prepares the painter matrix, and calls <a href="qgraphicsitem.html#paint">QGraphicsItem::paint</a>() on all items. Reimplement this function to provide custom painting of all items for the scene; gaining complete control over how each item is drawn. In some cases this can increase drawing performance significantly.</p> <p>Example:</p> <pre class="cpp"> <span class="type">void</span> CustomScene<span class="operator">::</span>drawItems(<span class="type"><a href="qpainter.html">QPainter</a></span> <span class="operator">*</span>painter<span class="operator">,</span> <span class="type">int</span> numItems<span class="operator">,</span> <span class="type"><a href="qgraphicsitem.html">QGraphicsItem</a></span> <span class="operator">*</span>items<span class="operator">[</span><span class="operator">]</span><span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="qstyleoptiongraphicsitem.html">QStyleOptionGraphicsItem</a></span> options<span class="operator">[</span><span class="operator">]</span><span class="operator">,</span> <span class="type"><a href="qwidget.html">QWidget</a></span> <span class="operator">*</span>widget) { <span class="keyword">for</span> (<span class="type">int</span> i <span class="operator">=</span> <span class="number">0</span>; i <span class="operator"><</span> numItems; <span class="operator">+</span><span class="operator">+</span>i) { <span class="comment">// Draw the item</span> painter<span class="operator">-</span><span class="operator">></span>save(); painter<span class="operator">-</span><span class="operator">></span>setMatrix(items<span class="operator">[</span>i<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>sceneMatrix()<span class="operator">,</span> <span class="keyword">true</span>); items<span class="operator">[</span>i<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>paint(painter<span class="operator">,</span> <span class="operator">&</span>options<span class="operator">[</span>i<span class="operator">]</span><span class="operator">,</span> widget); painter<span class="operator">-</span><span class="operator">></span>restore(); } }</pre> <p>Since Qt 4.6, this function is not called anymore unless the <a href="qgraphicsview.html#OptimizationFlag-enum">QGraphicsView::IndirectPainting</a> flag is given as an Optimization flag.</p> <p><b>See also </b><a href="qgraphicsscene.html#drawBackground">drawBackground</a>() and <a href="qgraphicsscene.html#drawForeground">drawForeground</a>().</p> <!-- @@@drawItems --> <!-- $$$itemAt$$$itemAtconstQPointF& --> <h3 class="fn"><a name="itemAt-2"></a><span class="type"><a href="qgraphicsitem.html">QGraphicsItem</a></span> * QGraphicsScene::<span class="name">itemAt</span> ( const <span class="type"><a href="qpointf.html">QPointF</a></span> & <i>position</i> ) const</h3> <p>This is an overloaded function.</p> <p>Returns the topmost visible item at the specified <i>position</i>, or 0 if there are no items at this position.</p> <p>This function is deprecated and returns incorrect results if the scene contains items that ignore transformations. Use the overload that takes a <a href="qtransform.html">QTransform</a> instead.</p> <p><b>See also </b><a href="qgraphicsscene.html#items">items</a>(), <a href="qgraphicsscene.html#collidingItems">collidingItems</a>(), and <a href="qgraphicsitem.html#sorting">Sorting</a>.</p> <!-- @@@itemAt --> <!-- $$$itemAt$$$itemAtqrealqreal --> <h3 class="fn"><a name="itemAt-4"></a><span class="type"><a href="qgraphicsitem.html">QGraphicsItem</a></span> * QGraphicsScene::<span class="name">itemAt</span> ( <span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> <i>x</i>, <span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> <i>y</i> ) const</h3> <p>This is an overloaded function.</p> <p>Returns the topmost item at the position specified by (<i>x</i>, <i>y</i>), or 0 if there are no items at this position.</p> <p>This convenience function is equivalent to calling <tt>itemAt(QPointF(x, y))</tt>.</p> <p>This function is deprecated and returns incorrect results if the scene contains items that ignore transformations. Use the overload that takes a <a href="qtransform.html">QTransform</a> instead.</p> <!-- @@@itemAt --> <!-- $$$items$$$itemsconstQPointF& --> <h3 class="fn"><a name="items-4"></a><span class="type"><a href="qlist.html">QList</a></span><<span class="type"><a href="qgraphicsitem.html">QGraphicsItem</a></span> *> QGraphicsScene::<span class="name">items</span> ( const <span class="type"><a href="qpointf.html">QPointF</a></span> & <i>pos</i> ) const</h3> <p>Returns all visible items at position <i>pos</i> in the scene. The items are listed in descending stacking order (i.e., the first item in the list is the top-most item, and the last item is the bottom-most item).</p> <p>This function is deprecated and returns incorrect results if the scene contains items that ignore transformations. Use the overload that takes a <a href="qtransform.html">QTransform</a> instead.</p> <p><b>See also </b><a href="qgraphicsscene.html#itemAt">itemAt</a>() and <a href="qgraphicsitem.html#sorting">Sorting</a>.</p> <!-- @@@items --> <!-- $$$items$$$itemsqrealqrealqrealqrealQt::ItemSelectionMode --> <h3 class="fn"><a name="items-5"></a><span class="type"><a href="qlist.html">QList</a></span><<span class="type"><a href="qgraphicsitem.html">QGraphicsItem</a></span> *> QGraphicsScene::<span class="name">items</span> ( <span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> <i>x</i>, <span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> <i>y</i>, <span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> <i>w</i>, <span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> <i>h</i>, <span class="type"><a href="qt.html#ItemSelectionMode-enum">Qt::ItemSelectionMode</a></span> <i>mode</i> = Qt::IntersectsItemShape ) const</h3> <p>This convenience function is equivalent to calling items(<a href="qrectf.html">QRectF</a>(<i>x</i>, <i>y</i>, <i>w</i>, <i>h</i>), <i>mode</i>).</p> <p>This function is deprecated and returns incorrect results if the scene contains items that ignore transformations. Use the overload that takes a <a href="qtransform.html">QTransform</a> instead.</p> <p>This function was introduced in Qt 4.3.</p> <!-- @@@items --> <!-- $$$items$$$itemsconstQRectF&Qt::ItemSelectionMode --> <h3 class="fn"><a name="items-6"></a><span class="type"><a href="qlist.html">QList</a></span><<span class="type"><a href="qgraphicsitem.html">QGraphicsItem</a></span> *> QGraphicsScene::<span class="name">items</span> ( const <span class="type"><a href="qrectf.html">QRectF</a></span> & <i>rectangle</i>, <span class="type"><a href="qt.html#ItemSelectionMode-enum">Qt::ItemSelectionMode</a></span> <i>mode</i> = Qt::IntersectsItemShape ) const</h3> <p>This is an overloaded function.</p> <p>Returns all visible items that, depending on <i>mode</i>, are either inside or intersect with the specified <i>rectangle</i>.</p> <p>The default value for <i>mode</i> is <a href="qt.html#ItemSelectionMode-enum">Qt::IntersectsItemShape</a>; all items whose exact shape intersects with or is contained by <i>rectangle</i> are returned.</p> <p>This function is deprecated and returns incorrect results if the scene contains items that ignore transformations. Use the overload that takes a <a href="qtransform.html">QTransform</a> instead.</p> <p><b>See also </b><a href="qgraphicsscene.html#itemAt">itemAt</a>() and <a href="qgraphicsitem.html#sorting">Sorting</a>.</p> <!-- @@@items --> <!-- $$$items$$$itemsconstQPolygonF&Qt::ItemSelectionMode --> <h3 class="fn"><a name="items-8"></a><span class="type"><a href="qlist.html">QList</a></span><<span class="type"><a href="qgraphicsitem.html">QGraphicsItem</a></span> *> QGraphicsScene::<span class="name">items</span> ( const <span class="type"><a href="qpolygonf.html">QPolygonF</a></span> & <i>polygon</i>, <span class="type"><a href="qt.html#ItemSelectionMode-enum">Qt::ItemSelectionMode</a></span> <i>mode</i> = Qt::IntersectsItemShape ) const</h3> <p>This is an overloaded function.</p> <p>Returns all visible items that, depending on <i>mode</i>, are either inside or intersect with the polygon <i>polygon</i>.</p> <p>The default value for <i>mode</i> is <a href="qt.html#ItemSelectionMode-enum">Qt::IntersectsItemShape</a>; all items whose exact shape intersects with or is contained by <i>polygon</i> are returned.</p> <p>This function is deprecated and returns incorrect results if the scene contains items that ignore transformations. Use the overload that takes a <a href="qtransform.html">QTransform</a> instead.</p> <p><b>See also </b><a href="qgraphicsscene.html#itemAt">itemAt</a>() and <a href="qgraphicsitem.html#sorting">Sorting</a>.</p> <!-- @@@items --> <!-- $$$items$$$itemsconstQPainterPath&Qt::ItemSelectionMode --> <h3 class="fn"><a name="items-9"></a><span class="type"><a href="qlist.html">QList</a></span><<span class="type"><a href="qgraphicsitem.html">QGraphicsItem</a></span> *> QGraphicsScene::<span class="name">items</span> ( const <span class="type"><a href="qpainterpath.html">QPainterPath</a></span> & <i>path</i>, <span class="type"><a href="qt.html#ItemSelectionMode-enum">Qt::ItemSelectionMode</a></span> <i>mode</i> = Qt::IntersectsItemShape ) const</h3> <p>This is an overloaded function.</p> <p>Returns all visible items that, depending on <i>path</i>, are either inside or intersect with the path <i>path</i>.</p> <p>The default value for <i>mode</i> is <a href="qt.html#ItemSelectionMode-enum">Qt::IntersectsItemShape</a>; all items whose exact shape intersects with or is contained by <i>path</i> are returned.</p> <p>This function is deprecated and returns incorrect results if the scene contains items that ignore transformations. Use the overload that takes a <a href="qtransform.html">QTransform</a> instead.</p> <p><b>See also </b><a href="qgraphicsscene.html#itemAt">itemAt</a>() and <a href="qgraphicsitem.html#sorting">Sorting</a>.</p> <!-- @@@items --> <!-- $$$setSelectionArea$$$setSelectionAreaconstQPainterPath& --> <h3 class="fn"><a name="setSelectionArea-2"></a><span class="type">void</span> QGraphicsScene::<span class="name">setSelectionArea</span> ( const <span class="type"><a href="qpainterpath.html">QPainterPath</a></span> & <i>path</i> )</h3> <p>This is an overloaded function.</p> <p>Sets the selection area to <i>path</i>.</p> <p>This function is deprecated and leads to incorrect results if the scene contains items that ignore transformations. Use the overload that takes a <a href="qtransform.html">QTransform</a> instead.</p> <!-- @@@setSelectionArea --> <!-- $$$setSelectionArea$$$setSelectionAreaconstQPainterPath&Qt::ItemSelectionMode --> <h3 class="fn"><a name="setSelectionArea-3"></a><span class="type">void</span> QGraphicsScene::<span class="name">setSelectionArea</span> ( const <span class="type"><a href="qpainterpath.html">QPainterPath</a></span> & <i>path</i>, <span class="type"><a href="qt.html#ItemSelectionMode-enum">Qt::ItemSelectionMode</a></span> <i>mode</i> )</h3> <p>This is an overloaded function.</p> <p>Sets the selection area to <i>path</i> using <i>mode</i> to determine if items are included in the selection area.</p> <p>This function was introduced in Qt 4.3.</p> <p><b>See also </b><a href="qgraphicsscene.html#clearSelection">clearSelection</a>() and <a href="qgraphicsscene.html#selectionArea">selectionArea</a>().</p> <!-- @@@setSelectionArea --> </div> </div> </div> <div class="ft"> <span></span> </div> </div> <div class="footer"> <p> <acronym title="Copyright">©</acronym> 2013 Digia Plc and/or its subsidiaries. Documentation contributions included herein are the copyrights of their respective owners.</p> <br /> <p> The documentation provided herein is licensed under the terms of the <a href="http://www.gnu.org/licenses/fdl.html">GNU Free Documentation License version 1.3</a> as published by the Free Software Foundation.</p> <p> Documentation sources may be obtained from <a href="http://www.qt-project.org"> www.qt-project.org</a>.</p> <br /> <p> Digia, Qt and their respective logos are trademarks of Digia Plc in Finland and/or other countries worldwide. All other trademarks are property of their respective owners. <a title="Privacy Policy" href="http://en.gitorious.org/privacy_policy/">Privacy Policy</a></p> </div> <script src="scripts/functions.js" type="text/javascript"></script> </body> </html>