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Breadcrumbs go here --> <li><a href="modules.html">Modules</a></li> <li><a href="qtgui.html">QtGui</a></li> <li>QGraphicsObject</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"> <div class="toc"> <h3><a name="toc">Contents</a></h3> <ul> <li class="level1"><a href="#properties">Properties</a></li> <li class="level1"><a href="#public-functions">Public Functions</a></li> <li class="level1"><a href="#signals">Signals</a></li> <li class="level1"><a href="#protected-slots">Protected Slots</a></li> <li class="level1"><a href="#details">Detailed Description</a></li> <li class="level2"><a href="#parents-and-children">Parents and Children</a></li> </ul> </div> <h1 class="title">QGraphicsObject Class Reference</h1> <!-- $$$QGraphicsObject-brief --> <p>The QGraphicsObject class provides a base class for all graphics items that require signals, slots and properties. <a href="#details">More...</a></p> <!-- @@@QGraphicsObject --> <pre class="cpp"> <span class="preprocessor">#include <QGraphicsObject></span></pre><p><b>Inherits: </b><a href="qobject.html">QObject</a> and <a href="qgraphicsitem.html">QGraphicsItem</a>.</p> <p><b>Inherited by: </b><a href="qdeclarativeitem.html">QDeclarativeItem</a>, <a href="qgraphicssvgitem.html">QGraphicsSvgItem</a>, <a href="qgraphicstextitem.html">QGraphicsTextItem</a>, and <a href="qgraphicswidget.html">QGraphicsWidget</a>.</p> <p>This class was introduced in Qt 4.6.</p> <ul> <li><a href="qgraphicsobject-members.html">List of all members, including inherited members</a></li> </ul> <a name="properties"></a> <h2>Properties</h2> <table class="propsummary"> <tr><td class="topAlign"><ul> <li class="fn"><b><a href="qgraphicsobject.html#effect-prop">effect</a></b> : QGraphicsEffect * const</li> <li class="fn"><b><a href="qgraphicsobject.html#enabled-prop">enabled</a></b> : const bool</li> <li class="fn"><b><a href="qgraphicsobject.html#opacity-prop">opacity</a></b> : const qreal</li> <li class="fn"><b><a href="qgraphicsobject.html#parent-prop">parent</a></b> : QGraphicsObject * const</li> <li class="fn"><b><a href="qgraphicsobject.html#pos-prop">pos</a></b> : const QPointF</li> <li class="fn"><b><a href="qgraphicsobject.html#rotation-prop">rotation</a></b> : const qreal</li> </ul></td><td class="topAlign"><ul> <li class="fn"><b><a href="qgraphicsobject.html#scale-prop">scale</a></b> : const qreal</li> <li class="fn"><b><a href="qgraphicsobject.html#transformOriginPoint-prop">transformOriginPoint</a></b> : const QPointF</li> <li class="fn"><b><a href="qgraphicsobject.html#visible-prop">visible</a></b> : const bool</li> <li class="fn"><b><a href="qgraphicsobject.html#x-prop">x</a></b> : const qreal</li> <li class="fn"><b><a href="qgraphicsobject.html#y-prop">y</a></b> : const qreal</li> <li class="fn"><b><a href="qgraphicsobject.html#z-prop">z</a></b> : const qreal</li> </ul> </td></tr> </table> <ul> <li class="fn">1 property inherited from <a href="qobject.html#properties">QObject</a></li> </ul> <a name="public-functions"></a> <h2>Public Functions</h2> <table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qgraphicsobject.html#QGraphicsObject">QGraphicsObject</a></b> ( QGraphicsItem * <i>parent</i> = 0 )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qgraphicsobject.html#grabGesture">grabGesture</a></b> ( Qt::GestureType <i>gesture</i>, Qt::GestureFlags <i>flags</i> = Qt::GestureFlags() )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qgraphicsobject.html#ungrabGesture">ungrabGesture</a></b> ( Qt::GestureType <i>gesture</i> )</td></tr> </table> <ul> <li class="fn">29 public functions inherited from <a href="qobject.html#public-functions">QObject</a></li> <li class="fn">177 public functions inherited from <a href="qgraphicsitem.html#public-functions">QGraphicsItem</a></li> </ul> <a name="signals"></a> <h2>Signals</h2> <table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qgraphicsobject.html#enabledChanged">enabledChanged</a></b> ()</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qgraphicsobject.html#opacityChanged">opacityChanged</a></b> ()</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qgraphicsobject.html#parentChanged">parentChanged</a></b> ()</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qgraphicsobject.html#rotationChanged">rotationChanged</a></b> ()</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qgraphicsobject.html#scaleChanged">scaleChanged</a></b> ()</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qgraphicsobject.html#visibleChanged">visibleChanged</a></b> ()</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qgraphicsobject.html#xChanged">xChanged</a></b> ()</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qgraphicsobject.html#yChanged">yChanged</a></b> ()</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qgraphicsobject.html#zChanged">zChanged</a></b> ()</td></tr> </table> <ul> <li class="fn">1 signal inherited from <a href="qobject.html#signals">QObject</a></li> </ul> <a name="protected-slots"></a> <h2>Protected Slots</h2> <table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qgraphicsobject.html#updateMicroFocus">updateMicroFocus</a></b> ()</td></tr> </table> <h3>Additional Inherited Members</h3> <ul> <li class="fn">1 public slot inherited from <a href="qobject.html#public-slots">QObject</a></li> <li class="fn">7 static public members inherited from <a href="qobject.html#static-public-members">QObject</a></li> <li class="fn">2 static public members inherited from <a href="qgraphicsitem.html#static-public-members">QGraphicsItem</a></li> <li class="fn">8 protected functions inherited from <a href="qobject.html#protected-functions">QObject</a></li> <li class="fn">24 protected functions inherited from <a href="qgraphicsitem.html#protected-functions">QGraphicsItem</a></li> </ul> <a name="details"></a> <!-- $$$QGraphicsObject-description --> <div class="descr"> <h2>Detailed Description</h2> <p>The QGraphicsObject class provides a base class for all graphics items that require signals, slots and properties.</p> <p>The class extends a <a href="qgraphicsitem.html">QGraphicsItem</a> with <a href="qobject.html">QObject</a>'s signal/slot and property mechanisms. It maps many of <a href="qgraphicsitem.html">QGraphicsItem</a>'s basic setters and getters to properties and adds notification signals for many of them.</p> <a name="parents-and-children"></a> <h3>Parents and Children</h3> <p>Each graphics object can be constructed with a parent item. This ensures that the item will be destroyed when its parent item is destroyed. Although QGraphicsObject inherits from both <a href="qobject.html">QObject</a> and <a href="qgraphicsitem.html">QGraphicsItem</a>, you should use the functions provided by <a href="qgraphicsitem.html">QGraphicsItem</a>, <i>not</i> <a href="qobject.html">QObject</a>, to manage the relationships between parent and child items.</p> <p>The relationships between items can be explored using the <a href="qgraphicsitem.html#parentItem">parentItem</a>() and <a href="qgraphicsitem.html#childItems">childItems</a>() functions. In the hierarchy of items in a scene, the <a href="qgraphicsitem.html#parentObject">parentObject</a>() and <a href="qgraphicsitem.html#parentWidget">parentWidget</a>() functions are the equivalent of the <a href="qobject.html#parent">QWidget::parent</a>() and <a href="qwidget.html#parentWidget">QWidget::parentWidget</a>() functions for <a href="qwidget.html">QWidget</a> subclasses.</p> </div> <p><b>See also </b><a href="qgraphicswidget.html">QGraphicsWidget</a>.</p> <!-- @@@QGraphicsObject --> <div class="prop"> <h2>Property Documentation</h2> <!-- $$$effect-prop --> <h3 class="fn"><a name="effect-prop"></a><span class="name">effect</span> : <span class="type"><a href="qgraphicseffect.html">QGraphicsEffect</a></span> * const</h3> <p>This property holds the effect attached to this item.</p> <p>This property was introduced in Qt 4.7.</p> <p><b>See also </b><a href="qgraphicsitem.html#setGraphicsEffect">QGraphicsItem::setGraphicsEffect</a>() and <a href="qgraphicsitem.html#graphicsEffect">QGraphicsItem::graphicsEffect</a>().</p> <!-- @@@effect --> <!-- $$$enabled-prop$$$enabledChanged --> <h3 class="fn"><a name="enabled-prop"></a><span class="name">enabled</span> : const <span class="type">bool</span></h3> <p>This property holds whether the item is enabled or not.</p> <p>This property is declared in <a href="qgraphicsitem.html">QGraphicsItem</a>.</p> <p>By default, this property is true.</p> <p><b>Notifier signal:</b></p> <table class="alignedsummary"> <tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b><a href="qgraphicsobject.html#enabledChanged">enabledChanged</a></b></span> ()</td></tr> </table> <p><b>See also </b><a href="qgraphicsitem.html#isEnabled">QGraphicsItem::isEnabled</a>(), <a href="qgraphicsitem.html#setEnabled">QGraphicsItem::setEnabled</a>(), and <a href="qgraphicsobject.html#enabledChanged">QGraphicsObject::enabledChanged</a>().</p> <!-- @@@enabled --> <!-- $$$opacity-prop$$$opacityChanged --> <h3 class="fn"><a name="opacity-prop"></a><span class="name">opacity</span> : const <span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span></h3> <p>This property holds the opacity of the item.</p> <p><b>Notifier signal:</b></p> <table class="alignedsummary"> <tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b><a href="qgraphicsobject.html#opacityChanged">opacityChanged</a></b></span> ()</td></tr> </table> <p><b>See also </b><a href="qgraphicsitem.html#setOpacity">QGraphicsItem::setOpacity</a>() and <a href="qgraphicsitem.html#opacity">QGraphicsItem::opacity</a>().</p> <!-- @@@opacity --> <!-- $$$parent-prop$$$parentChanged --> <h3 class="fn"><a name="parent-prop"></a><span class="name">parent</span> : <span class="type">QGraphicsObject</span> * const</h3> <p>This property holds the parent of the item.</p> <p><b>Note:</b> The item's parent is set independently of the parent object returned by <a href="qobject.html#parent">QObject::parent</a>().</p> <p><b>Notifier signal:</b></p> <table class="alignedsummary"> <tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b><a href="qgraphicsobject.html#parentChanged">parentChanged</a></b></span> ()</td></tr> </table> <p><b>See also </b><a href="qgraphicsitem.html#setParentItem">QGraphicsItem::setParentItem</a>() and <a href="qgraphicsitem.html#parentObject">QGraphicsItem::parentObject</a>().</p> <!-- @@@parent --> <!-- $$$pos-prop --> <h3 class="fn"><a name="pos-prop"></a><span class="name">pos</span> : const <span class="type"><a href="qpointf.html">QPointF</a></span></h3> <p>This property holds the position of the item.</p> <p>Describes the items position.</p> <p><b>See also </b><a href="qgraphicsitem.html#setPos">QGraphicsItem::setPos</a>() and <a href="qgraphicsitem.html#pos">QGraphicsItem::pos</a>().</p> <!-- @@@pos --> <!-- $$$rotation-prop$$$rotationChanged --> <h3 class="fn"><a name="rotation-prop"></a><span class="name">rotation</span> : const <span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span></h3> <p>This property holds the rotation of the item in degrees.</p> <p>This specifies how many degrees to rotate the item around its transformOrigin. The default rotation is 0 degrees (i.e. not rotated at all).</p> <p><b>Notifier signal:</b></p> <table class="alignedsummary"> <tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b><a href="qgraphicsobject.html#rotationChanged">rotationChanged</a></b></span> ()</td></tr> </table> <!-- @@@rotation --> <!-- $$$scale-prop$$$scaleChanged --> <h3 class="fn"><a name="scale-prop"></a><span class="name">scale</span> : const <span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span></h3> <p>This property holds the scale of the item.</p> <p>A scale of less than 1 means the item will be displayed smaller than normal, and a scale of greater than 1 means the item will be displayed larger than normal. A negative scale means the item will be mirrored.</p> <p>By default, items are displayed at a scale of 1 (i.e. at their normal size).</p> <p>Scaling is from the item's transformOrigin.</p> <p><b>Notifier signal:</b></p> <table class="alignedsummary"> <tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b><a href="qgraphicsobject.html#scaleChanged">scaleChanged</a></b></span> ()</td></tr> </table> <!-- @@@scale --> <!-- $$$transformOriginPoint-prop --> <h3 class="fn"><a name="transformOriginPoint-prop"></a><span class="name">transformOriginPoint</span> : const <span class="type"><a href="qpointf.html">QPointF</a></span></h3> <p>This property holds the transformation origin.</p> <p>This property sets a specific point in the items coordiante system as the origin for scale and rotation.</p> <p><b>See also </b><a href="qgraphicsobject.html#scale-prop">scale</a>, <a href="qgraphicsobject.html#rotation-prop">rotation</a>, and <a href="qgraphicsitem.html#transformOriginPoint">QGraphicsItem::transformOriginPoint</a>().</p> <!-- @@@transformOriginPoint --> <!-- $$$visible-prop$$$visibleChanged --> <h3 class="fn"><a name="visible-prop"></a><span class="name">visible</span> : const <span class="type">bool</span></h3> <p>This property holds whether the item is visible or not.</p> <p>This property is declared in <a href="qgraphicsitem.html">QGraphicsItem</a>.</p> <p>By default, this property is true.</p> <p><b>Notifier signal:</b></p> <table class="alignedsummary"> <tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b><a href="qgraphicsobject.html#visibleChanged">visibleChanged</a></b></span> ()</td></tr> </table> <p><b>See also </b><a href="qgraphicsitem.html#isVisible">QGraphicsItem::isVisible</a>(), <a href="qgraphicsitem.html#setVisible">QGraphicsItem::setVisible</a>(), and <a href="qgraphicsobject.html#visibleChanged">visibleChanged</a>().</p> <!-- @@@visible --> <!-- $$$x-prop$$$xChanged --> <h3 class="fn"><a name="x-prop"></a><span class="name">x</span> : const <span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span></h3> <p>This property holds the x position of the item.</p> <p>Describes the items x position.</p> <p><b>Notifier signal:</b></p> <table class="alignedsummary"> <tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b><a href="qgraphicsobject.html#xChanged">xChanged</a></b></span> ()</td></tr> </table> <p><b>See also </b><a href="qgraphicsitem.html#setX">QGraphicsItem::setX</a>(), <a href="qgraphicsitem.html#setPos">setPos</a>(), and <a href="qgraphicsobject.html#xChanged">xChanged</a>().</p> <!-- @@@x --> <!-- $$$y-prop$$$yChanged --> <h3 class="fn"><a name="y-prop"></a><span class="name">y</span> : const <span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span></h3> <p>This property holds the y position of the item.</p> <p>Describes the items y position.</p> <p><b>Notifier signal:</b></p> <table class="alignedsummary"> <tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b><a href="qgraphicsobject.html#yChanged">yChanged</a></b></span> ()</td></tr> </table> <p><b>See also </b><a href="qgraphicsitem.html#setY">QGraphicsItem::setY</a>(), <a href="qgraphicsitem.html#setPos">setPos</a>(), and <a href="qgraphicsobject.html#yChanged">yChanged</a>().</p> <!-- @@@y --> <!-- $$$z-prop$$$zChanged --> <h3 class="fn"><a name="z-prop"></a><span class="name">z</span> : const <span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span></h3> <p>This property holds the z value of the item.</p> <p>Describes the items z value.</p> <p><b>Notifier signal:</b></p> <table class="alignedsummary"> <tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b><a href="qgraphicsobject.html#zChanged">zChanged</a></b></span> ()</td></tr> </table> <p><b>See also </b><a href="qgraphicsitem.html#setZValue">QGraphicsItem::setZValue</a>(), <a href="qgraphicsitem.html#zValue">zValue</a>(), and <a href="qgraphicsobject.html#zChanged">zChanged</a>().</p> <!-- @@@z --> </div> <div class="func"> <h2>Member Function Documentation</h2> <!-- $$$QGraphicsObject[overload1]$$$QGraphicsObjectQGraphicsItem* --> <h3 class="fn"><a name="QGraphicsObject"></a>QGraphicsObject::<span class="name">QGraphicsObject</span> ( <span class="type"><a href="qgraphicsitem.html">QGraphicsItem</a></span> * <i>parent</i> = 0 )</h3> <p>Constructs a <a href="qgraphicsobject.html">QGraphicsObject</a> with <i>parent</i>.</p> <!-- @@@QGraphicsObject --> <!-- $$$enabledChanged[overload1]$$$enabledChanged --> <h3 class="fn"><a name="enabledChanged"></a><span class="type">void</span> QGraphicsObject::<span class="name">enabledChanged</span> ()<tt> [signal]</tt></h3> <p>This signal gets emitted whenever the item get's enabled or disabled.</p> <p><b>See also </b><a href="qgraphicsitem.html#isEnabled">isEnabled</a>().</p> <!-- @@@enabledChanged --> <!-- $$$grabGesture[overload1]$$$grabGestureQt::GestureTypeQt::GestureFlags --> <h3 class="fn"><a name="grabGesture"></a><span class="type">void</span> QGraphicsObject::<span class="name">grabGesture</span> ( <span class="type"><a href="qt.html#GestureType-enum">Qt::GestureType</a></span> <i>gesture</i>, <span class="type"><a href="qt.html#GestureFlag-enum">Qt::GestureFlags</a></span> <i>flags</i> = Qt::GestureFlags() )</h3> <p>Subscribes the graphics object to the given <i>gesture</i> with specific <i>flags</i>.</p> <p><b>See also </b><a href="qgraphicsobject.html#ungrabGesture">ungrabGesture</a>() and <a href="qgestureevent.html">QGestureEvent</a>.</p> <!-- @@@grabGesture --> <!-- $$$opacityChanged[overload1]$$$opacityChanged --> <h3 class="fn"><a name="opacityChanged"></a><span class="type">void</span> QGraphicsObject::<span class="name">opacityChanged</span> ()<tt> [signal]</tt></h3> <p>This signal gets emitted whenever the opacity of the item changes</p> <p><b>See also </b><a href="qgraphicsitem.html#opacity">QGraphicsItem::opacity</a>().</p> <!-- @@@opacityChanged --> <!-- $$$parentChanged[overload1]$$$parentChanged --> <h3 class="fn"><a name="parentChanged"></a><span class="type">void</span> QGraphicsObject::<span class="name">parentChanged</span> ()<tt> [signal]</tt></h3> <p>This signal gets emitted whenever the parent of the item changes</p> <!-- @@@parentChanged --> <!-- $$$rotationChanged[overload1]$$$rotationChanged --> <h3 class="fn"><a name="rotationChanged"></a><span class="type">void</span> QGraphicsObject::<span class="name">rotationChanged</span> ()<tt> [signal]</tt></h3> <p>This signal gets emitted whenever the roation of the item changes.</p> <!-- @@@rotationChanged --> <!-- $$$scaleChanged[overload1]$$$scaleChanged --> <h3 class="fn"><a name="scaleChanged"></a><span class="type">void</span> QGraphicsObject::<span class="name">scaleChanged</span> ()<tt> [signal]</tt></h3> <p>This signal is emitted when the scale of the item changes.</p> <!-- @@@scaleChanged --> <!-- $$$ungrabGesture[overload1]$$$ungrabGestureQt::GestureType --> <h3 class="fn"><a name="ungrabGesture"></a><span class="type">void</span> QGraphicsObject::<span class="name">ungrabGesture</span> ( <span class="type"><a href="qt.html#GestureType-enum">Qt::GestureType</a></span> <i>gesture</i> )</h3> <p>Unsubscribes the graphics object from the given <i>gesture</i>.</p> <p><b>See also </b><a href="qgraphicsobject.html#grabGesture">grabGesture</a>() and <a href="qgestureevent.html">QGestureEvent</a>.</p> <!-- @@@ungrabGesture --> <!-- $$$updateMicroFocus[overload1]$$$updateMicroFocus --> <h3 class="fn"><a name="updateMicroFocus"></a><span class="type">void</span> QGraphicsObject::<span class="name">updateMicroFocus</span> ()<tt> [protected slot]</tt></h3> <p>Updates the item's micro focus. This is slot for convenience.</p> <p>This function was introduced in Qt 4.7.</p> <p><b>See also </b><a href="qinputcontext.html">QInputContext</a>.</p> <!-- @@@updateMicroFocus --> <!-- $$$visibleChanged[overload1]$$$visibleChanged --> <h3 class="fn"><a name="visibleChanged"></a><span class="type">void</span> QGraphicsObject::<span class="name">visibleChanged</span> ()<tt> [signal]</tt></h3> <p>This signal gets emitted whenever the visibility of the item changes</p> <p><b>See also </b><a href="qgraphicsobject.html#visible-prop">visible</a>.</p> <!-- @@@visibleChanged --> <!-- $$$xChanged[overload1]$$$xChanged --> <h3 class="fn"><a name="xChanged"></a><span class="type">void</span> QGraphicsObject::<span class="name">xChanged</span> ()<tt> [signal]</tt></h3> <p>This signal gets emitted whenever the x position of the item changes</p> <p><b>See also </b><a href="qgraphicsitem.html#pos">pos</a>().</p> <!-- @@@xChanged --> <!-- $$$yChanged[overload1]$$$yChanged --> <h3 class="fn"><a name="yChanged"></a><span class="type">void</span> QGraphicsObject::<span class="name">yChanged</span> ()<tt> [signal]</tt></h3> <p>This signal gets emitted whenever the y position of the item changes.</p> <p><b>See also </b><a href="qgraphicsitem.html#pos">pos</a>().</p> <!-- @@@yChanged --> <!-- $$$zChanged[overload1]$$$zChanged --> <h3 class="fn"><a name="zChanged"></a><span class="type">void</span> QGraphicsObject::<span class="name">zChanged</span> ()<tt> [signal]</tt></h3> <p>This signal gets emitted whenever the z value of the item changes.</p> <p><b>See also </b><a href="qgraphicsitem.html#pos">pos</a>().</p> <!-- @@@zChanged --> </div> </div> </div> </div> <div class="ft"> <span></span> </div> </div> <div class="footer"> <p> <acronym title="Copyright">©</acronym> 2015 The Qt Company Ltd. 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