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<td >Qt 5.9</td><td ><a href="qtwidgets-index.html">Qt Widgets</a></td><td ><a href="qtwidgets-module.html">C++ Classes</a></td><td >QPanGesture</td></tr></table><table class="buildversion"><tr>
<td id="buildversion" width="100%" align="right">Qt 5.9.4 Reference Documentation</td>
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<h3><a name="toc">Contents</a></h3>
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<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="#details">Detailed Description</a></li>
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<h1 class="title">QPanGesture Class</h1>
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<p>The <a href="qpangesture.html">QPanGesture</a> class describes a panning gesture made by the user. <a href="#details">More...</a></p>
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<tr><td class="memItemLeft rightAlign topAlign"> Header:</td><td class="memItemRight bottomAlign"> <span class="preprocessor">#include <QPanGesture></span>
</td></tr><tr><td class="memItemLeft rightAlign topAlign"> qmake:</td><td class="memItemRight bottomAlign"> QT += widgets</td></tr><tr><td class="memItemLeft rightAlign topAlign"> Since:</td><td class="memItemRight bottomAlign"> Qt 4.6</td></tr><tr><td class="memItemLeft rightAlign topAlign"> Inherits:</td><td class="memItemRight bottomAlign"> <a href="qgesture.html">QGesture</a></td></tr></table></div><ul>
<li><a href="qpangesture-members.html">List of all members, including inherited members</a></li>
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<h2 id="properties">Properties</h2>
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<li class="fn"><b><a href="qpangesture.html#acceleration-prop">acceleration</a></b> : qreal</li>
<li class="fn"><b><a href="qpangesture.html#delta-prop">delta</a></b> : const QPointF</li>
<li class="fn"><b><a href="qpangesture.html#lastOffset-prop">lastOffset</a></b> : QPointF</li>
<li class="fn"><b><a href="qpangesture.html#offset-prop">offset</a></b> : QPointF</li>
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<ul>
<li class="fn">5 properties inherited from <a href="qgesture.html#properties">QGesture</a></li>
<li class="fn">1 property inherited from <a href="../qtcore/qobject.html#properties">QObject</a></li>
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<h2 id="public-functions">Public Functions</h2>
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<tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qpangesture.html#dtor.QPanGesture">~QPanGesture</a></b>()</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> qreal </td><td class="memItemRight bottomAlign"><b><a href="qpangesture.html#acceleration-prop">acceleration</a></b>() const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> QPointF </td><td class="memItemRight bottomAlign"><b><a href="qpangesture.html#delta-prop">delta</a></b>() const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> QPointF </td><td class="memItemRight bottomAlign"><b><a href="qpangesture.html#lastOffset-prop">lastOffset</a></b>() const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> QPointF </td><td class="memItemRight bottomAlign"><b><a href="qpangesture.html#offset-prop">offset</a></b>() const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qpangesture.html#acceleration-prop">setAcceleration</a></b>(qreal <i>value</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qpangesture.html#lastOffset-prop">setLastOffset</a></b>(const QPointF &<i>value</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qpangesture.html#offset-prop">setOffset</a></b>(const QPointF &<i>value</i>)</td></tr>
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<li class="fn">8 public functions inherited from <a href="qgesture.html#public-functions">QGesture</a></li>
<li class="fn">32 public functions inherited from <a href="../qtcore/qobject.html#public-functions">QObject</a></li>
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<h3>Additional Inherited Members</h3>
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<li class="fn">1 public slot inherited from <a href="../qtcore/qobject.html#public-slots">QObject</a></li>
<li class="fn">2 signals inherited from <a href="../qtcore/qobject.html#signals">QObject</a></li>
<li class="fn">1 public variable inherited from <a href="../qtcore/qobject.html#public-variables">QObject</a></li>
<li class="fn">10 static public members inherited from <a href="../qtcore/qobject.html#static-public-members">QObject</a></li>
<li class="fn">9 protected functions inherited from <a href="../qtcore/qobject.html#protected-functions">QObject</a></li>
<li class="fn">2 protected variables inherited from <a href="../qtcore/qobject.html#protected-variables">QObject</a></li>
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<a name="details"></a>
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<h2 id="details">Detailed Description</h2>
<p>The <a href="qpangesture.html">QPanGesture</a> class describes a panning gesture made by the user.</p>
<p class="centerAlign"><img src="images/pangesture.png" alt="" /></p><p>For an overview of gesture handling in Qt and information on using gestures in your applications, see the <a href="gestures-overview.html">Gestures in Widgets and Graphics View</a> document.</p>
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<p><b>See also </b><a href="qpinchgesture.html">QPinchGesture</a> and <a href="qswipegesture.html">QSwipeGesture</a>.</p>
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<h2>Property Documentation</h2>
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<h3 class="fn" id="acceleration-prop"><a name="acceleration-prop"></a><span class="name">acceleration</span> : <span class="type"><a href="../qtcore/qtglobal.html#qreal-typedef">qreal</a></span></h3>
<p>This property holds the acceleration in the motion of the touch point for this gesture</p>
<p><b>Access functions:</b></p>
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<tr><td class="memItemLeft topAlign rightAlign"> qreal </td><td class="memItemRight bottomAlign"><span class="name"><b>acceleration</b></span>() const</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b>setAcceleration</b></span>(qreal <i>value</i>)</td></tr>
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<h3 class="fn" id="delta-prop"><a name="delta-prop"></a><span class="name">delta</span> : const <span class="type"><a href="../qtcore/qpointf.html">QPointF</a></span></h3>
<p>This property holds the offset from the previous input position to the current input</p>
<p>This is essentially the same as the difference between <a href="qpangesture.html#offset-prop">offset</a>() and <a href="qpangesture.html#lastOffset-prop">lastOffset</a>().</p>
<p><b>Access functions:</b></p>
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<tr><td class="memItemLeft topAlign rightAlign"> QPointF </td><td class="memItemRight bottomAlign"><span class="name"><b>delta</b></span>() const</td></tr>
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<h3 class="fn" id="lastOffset-prop"><a name="lastOffset-prop"></a><span class="name">lastOffset</span> : <span class="type"><a href="../qtcore/qpointf.html">QPointF</a></span></h3>
<p>This property holds the last offset recorded for this gesture</p>
<p>The last offset contains the change in position of the user's input as reported in the <a href="qpangesture.html#offset-prop">offset</a> property when a previous gesture event was delivered for this gesture.</p>
<p>If no previous event was delivered with information about this gesture (i.e., this gesture object contains information about the first movement in the gesture) then this property contains a zero size.</p>
<p><b>Access functions:</b></p>
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<tr><td class="memItemLeft topAlign rightAlign"> QPointF </td><td class="memItemRight bottomAlign"><span class="name"><b>lastOffset</b></span>() const</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b>setLastOffset</b></span>(const QPointF &<i>value</i>)</td></tr>
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<h3 class="fn" id="offset-prop"><a name="offset-prop"></a><span class="name">offset</span> : <span class="type"><a href="../qtcore/qpointf.html">QPointF</a></span></h3>
<p>This property holds the total offset from the first input position to the current input position</p>
<p>The offset measures the total change in position of the user's input covered by the gesture on the input device.</p>
<p><b>Access functions:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> QPointF </td><td class="memItemRight bottomAlign"><span class="name"><b>offset</b></span>() const</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b>setOffset</b></span>(const QPointF &<i>value</i>)</td></tr>
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<h2>Member Function Documentation</h2>
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<h3 class="fn" id="dtor.QPanGesture"><a name="dtor.QPanGesture"></a>QPanGesture::<span class="name">~QPanGesture</span>()</h3>
<p>Destructor.</p>
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