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<td >Qt 5.12</td><td ><a href="qtdatavisualization-index.html">Qt Data Visualization</a></td><td ><a href="qtdatavisualization-module.html">C++ Classes</a></td><td >Q3DInputHandler</td></tr></table><table class="buildversion"><tr>
<td id="buildversion" width="100%" align="right"><a href="qtdatavisualization-index.html">Qt Data Visualization | Commercial or GPLv3</a></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="#reimplemented-public-functions">Reimplemented Public Functions</a></li>
<li class="level1"><a href="#signals">Signals</a></li>
<li class="level1"><a href="#static-public-members">Static Public Members</a></li>
<li class="level1"><a href="#details">Detailed Description</a></li>
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<h1 class="title">Q3DInputHandler Class</h1>
<!-- $$$Q3DInputHandler-brief -->
<p>Basic wheel mouse based input handler. <a href="#details">More...</a></p>
<!-- @@@Q3DInputHandler -->
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<tr><td class="memItemLeft rightAlign topAlign"> Header:</td><td class="memItemRight bottomAlign"> <span class="preprocessor">#include <Q3DInputHandler></span>
</td></tr><tr><td class="memItemLeft rightAlign topAlign"> Since:</td><td class="memItemRight bottomAlign"> QtDataVisualization 1.0</td></tr><tr><td class="memItemLeft rightAlign topAlign"> Instantiated By:</td><td class="memItemRight bottomAlign"> <a href="qml-qtdatavisualization-inputhandler3d.html">InputHandler3D</a></td></tr><tr><td class="memItemLeft rightAlign topAlign"> Inherits:</td><td class="memItemRight bottomAlign"> <a href="qabstract3dinputhandler.html">QAbstract3DInputHandler</a></td></tr><tr><td class="memItemLeft rightAlign topAlign"> Inherited By:</td><td class="memItemRight bottomAlign"> <p><a href="qtouch3dinputhandler.html">QTouch3DInputHandler</a></p>
</td></tr></table></div><ul>
<li><a href="q3dinputhandler-members.html">List of all members, including inherited members</a></li>
</ul>
<a name="properties"></a>
<h2 id="properties">Properties</h2>
<ul>
<li class="fn"><b><a href="q3dinputhandler.html#rotationEnabled-prop">rotationEnabled</a></b> : bool</li>
<li class="fn"><b><a href="q3dinputhandler.html#selectionEnabled-prop">selectionEnabled</a></b> : bool</li>
<li class="fn"><b><a href="q3dinputhandler.html#zoomAtTargetEnabled-prop">zoomAtTargetEnabled</a></b> : bool</li>
<li class="fn"><b><a href="q3dinputhandler.html#zoomEnabled-prop">zoomEnabled</a></b> : bool</li>
</ul>
<ul>
<li class="fn">3 properties inherited from <a href="qabstract3dinputhandler.html#properties">QAbstract3DInputHandler</a></li>
</ul>
<a name="public-functions"></a>
<h2 id="public-functions">Public Functions</h2>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="q3dinputhandler.html#Q3DInputHandler">Q3DInputHandler</a></b>(QObject *<i>parent</i> = nullptr)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> virtual </td><td class="memItemRight bottomAlign"><b><a href="q3dinputhandler.html#dtor.Q3DInputHandler">~Q3DInputHandler</a></b>()</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="q3dinputhandler.html#rotationEnabled-prop">isRotationEnabled</a></b>() const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="q3dinputhandler.html#selectionEnabled-prop">isSelectionEnabled</a></b>() const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="q3dinputhandler.html#zoomAtTargetEnabled-prop">isZoomAtTargetEnabled</a></b>() const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="q3dinputhandler.html#zoomEnabled-prop">isZoomEnabled</a></b>() const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="q3dinputhandler.html#rotationEnabled-prop">setRotationEnabled</a></b>(bool <i>enable</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="q3dinputhandler.html#selectionEnabled-prop">setSelectionEnabled</a></b>(bool <i>enable</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="q3dinputhandler.html#zoomAtTargetEnabled-prop">setZoomAtTargetEnabled</a></b>(bool <i>enable</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="q3dinputhandler.html#zoomEnabled-prop">setZoomEnabled</a></b>(bool <i>enable</i>)</td></tr>
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<a name="reimplemented-public-functions"></a>
<h2 id="reimplemented-public-functions">Reimplemented Public Functions</h2>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="q3dinputhandler.html#mouseMoveEvent">mouseMoveEvent</a></b>(QMouseEvent *<i>event</i>, const QPoint &<i>mousePos</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="q3dinputhandler.html#mousePressEvent">mousePressEvent</a></b>(QMouseEvent *<i>event</i>, const QPoint &<i>mousePos</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="q3dinputhandler.html#mouseReleaseEvent">mouseReleaseEvent</a></b>(QMouseEvent *<i>event</i>, const QPoint &<i>mousePos</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="q3dinputhandler.html#wheelEvent">wheelEvent</a></b>(QWheelEvent *<i>event</i>)</td></tr>
</table></div>
<ul>
<li class="fn">12 public functions inherited from <a href="qabstract3dinputhandler.html#public-functions">QAbstract3DInputHandler</a></li>
</ul>
<a name="signals"></a>
<h2 id="signals">Signals</h2>
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<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="q3dinputhandler.html#rotationEnabled-prop">rotationEnabledChanged</a></b>(bool <i>enable</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="q3dinputhandler.html#selectionEnabled-prop">selectionEnabledChanged</a></b>(bool <i>enable</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="q3dinputhandler.html#zoomAtTargetEnabled-prop">zoomAtTargetEnabledChanged</a></b>(bool <i>enable</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="q3dinputhandler.html#zoomEnabled-prop">zoomEnabledChanged</a></b>(bool <i>enable</i>)</td></tr>
</table></div>
<ul>
<li class="fn">3 signals inherited from <a href="qabstract3dinputhandler.html#signals">QAbstract3DInputHandler</a></li>
</ul>
<a name="static-public-members"></a>
<h2 id="static-public-members">Static Public Members</h2>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft rightAlign topAlign"> const QMetaObject </td><td class="memItemRight bottomAlign"><b><a href="q3dinputhandler.html#staticMetaObject-var">staticMetaObject</a></b></td></tr>
</table></div>
<h3>Additional Inherited Members</h3>
<ul>
<li class="fn">4 protected functions inherited from <a href="qabstract3dinputhandler.html#protected-functions">QAbstract3DInputHandler</a></li>
</ul>
<a name="details"></a>
<!-- $$$Q3DInputHandler-description -->
<div class="descr">
<h2 id="details">Detailed Description</h2>
<p>Basic wheel mouse based input handler.</p>
<p><a href="q3dinputhandler.html">Q3DInputHandler</a> is the basic input handler for wheel mouse type of input devices.</p>
<p>Default input handler has the following functionalty:</p>
<div class="table"><table class="generic">
<thead><tr class="qt-style"><th >Mouse action</th><th >Action</th></tr></thead>
<tr valign="top" class="odd"><td >Drag with right button pressed</td><td >Rotate graph within limits set for <a href="q3dcamera.html">Q3DCamera</a>.</td></tr>
<tr valign="top" class="even"><td >Left click</td><td >Select item under cursor or remove selection if none. May open the secondary view depending on the <a href="qabstract3dgraph.html#selectionMode-prop">selection mode</a>.</td></tr>
<tr valign="top" class="odd"><td >Mouse wheel</td><td >Zoom in/out within the allowable zoom range set for <a href="q3dcamera.html">Q3DCamera</a>.</td></tr>
<tr valign="top" class="even"><td >Left click on the primary view when the secondary view is visible</td><td >Closes the secondary view.<p><b>Note: </b>Secondary view is available only for <a href="q3dbars.html">Q3DBars</a> and <a href="q3dsurface.html">Q3DSurface</a> graphs.</p></td></tr>
</table></div>
<p>Rotation, zoom, and selection can each be individually disabled using corresponding properties of this class.</p>
</div>
<!-- @@@Q3DInputHandler -->
<div class="prop">
<h2>Property Documentation</h2>
<!-- $$$rotationEnabled-prop$$$isRotationEnabled$$$setRotationEnabledbool$$$rotationEnabledChangedbool -->
<h3 class="fn" id="rotationEnabled-prop"><a name="rotationEnabled-prop"></a><span class="name">rotationEnabled</span> : <span class="type">bool</span></h3>
<p>This property holds whether this input handler allows graph rotation.</p>
<p>Defaults to <code>true</code>.</p>
<p>This property was introduced in QtDataVisualization 1.2.</p>
<p><b>Access functions:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> bool </td><td class="memItemRight bottomAlign"><span class="name"><b>isRotationEnabled</b></span>() const</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b>setRotationEnabled</b></span>(bool <i>enable</i>)</td></tr>
</table></div>
<p><b>Notifier signal:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b>rotationEnabledChanged</b></span>(bool <i>enable</i>)</td></tr>
</table></div>
<!-- @@@rotationEnabled -->
<!-- $$$selectionEnabled-prop$$$isSelectionEnabled$$$setSelectionEnabledbool$$$selectionEnabledChangedbool -->
<h3 class="fn" id="selectionEnabled-prop"><a name="selectionEnabled-prop"></a><span class="name">selectionEnabled</span> : <span class="type">bool</span></h3>
<p>This property holds whether this input handler allows selection from the graph.</p>
<p>Defaults to <code>true</code>.</p>
<p>This property was introduced in QtDataVisualization 1.2.</p>
<p><b>Access functions:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> bool </td><td class="memItemRight bottomAlign"><span class="name"><b>isSelectionEnabled</b></span>() const</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b>setSelectionEnabled</b></span>(bool <i>enable</i>)</td></tr>
</table></div>
<p><b>Notifier signal:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b>selectionEnabledChanged</b></span>(bool <i>enable</i>)</td></tr>
</table></div>
<!-- @@@selectionEnabled -->
<!-- $$$zoomAtTargetEnabled-prop$$$isZoomAtTargetEnabled$$$setZoomAtTargetEnabledbool$$$zoomAtTargetEnabledChangedbool -->
<h3 class="fn" id="zoomAtTargetEnabled-prop"><a name="zoomAtTargetEnabled-prop"></a><span class="name">zoomAtTargetEnabled</span> : <span class="type">bool</span></h3>
<p>This property holds whether zooming should change the camera target so that the zoomed point of the graph stays at the same location after the zoom.</p>
<p>Defaults to <code>true</code>.</p>
<p>This property was introduced in QtDataVisualization 1.2.</p>
<p><b>Access functions:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> bool </td><td class="memItemRight bottomAlign"><span class="name"><b>isZoomAtTargetEnabled</b></span>() const</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b>setZoomAtTargetEnabled</b></span>(bool <i>enable</i>)</td></tr>
</table></div>
<p><b>Notifier signal:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b>zoomAtTargetEnabledChanged</b></span>(bool <i>enable</i>)</td></tr>
</table></div>
<!-- @@@zoomAtTargetEnabled -->
<!-- $$$zoomEnabled-prop$$$isZoomEnabled$$$setZoomEnabledbool$$$zoomEnabledChangedbool -->
<h3 class="fn" id="zoomEnabled-prop"><a name="zoomEnabled-prop"></a><span class="name">zoomEnabled</span> : <span class="type">bool</span></h3>
<p>This property holds whether this input handler allows graph zooming.</p>
<p>Defaults to <code>true</code>.</p>
<p>This property was introduced in QtDataVisualization 1.2.</p>
<p><b>Access functions:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> bool </td><td class="memItemRight bottomAlign"><span class="name"><b>isZoomEnabled</b></span>() const</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b>setZoomEnabled</b></span>(bool <i>enable</i>)</td></tr>
</table></div>
<p><b>Notifier signal:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b>zoomEnabledChanged</b></span>(bool <i>enable</i>)</td></tr>
</table></div>
<!-- @@@zoomEnabled -->
</div>
<div class="func">
<h2>Member Function Documentation</h2>
<!-- $$$Q3DInputHandler[overload1]$$$Q3DInputHandlerQObject* -->
<h3 class="fn" id="Q3DInputHandler"><a name="Q3DInputHandler"></a>Q3DInputHandler::<span class="name">Q3DInputHandler</span>(<span class="type">QObject</span> *<i>parent</i> = nullptr)</h3>
<p>Constructs the basic mouse input handler. An optional <i>parent</i> parameter can be given and is then passed to QObject constructor.</p>
<!-- @@@Q3DInputHandler -->
<!-- $$$~Q3DInputHandler[overload1]$$$~Q3DInputHandler -->
<h3 class="fn" id="dtor.Q3DInputHandler"><a name="dtor.Q3DInputHandler"></a><code>[virtual] </code>Q3DInputHandler::<span class="name">~Q3DInputHandler</span>()</h3>
<p>Destroys the input handler.</p>
<!-- @@@~Q3DInputHandler -->
<!-- $$$mouseMoveEvent[overload1]$$$mouseMoveEventQMouseEvent*constQPoint& -->
<h3 class="fn" id="mouseMoveEvent"><a name="mouseMoveEvent"></a><code>[virtual] </code><span class="type">void</span> Q3DInputHandler::<span class="name">mouseMoveEvent</span>(<span class="type">QMouseEvent</span> *<i>event</i>, const <span class="type">QPoint</span> &<i>mousePos</i>)</h3>
<p>Reimplemented from <a href="qabstract3dinputhandler.html#mouseMoveEvent">QAbstract3DInputHandler::mouseMoveEvent</a>().</p>
<p>Override this to change handling of mouse move events. Mouse move event is given in the <i>event</i> and the mouse position in <i>mousePos</i>.</p>
<!-- @@@mouseMoveEvent -->
<!-- $$$mousePressEvent[overload1]$$$mousePressEventQMouseEvent*constQPoint& -->
<h3 class="fn" id="mousePressEvent"><a name="mousePressEvent"></a><code>[virtual] </code><span class="type">void</span> Q3DInputHandler::<span class="name">mousePressEvent</span>(<span class="type">QMouseEvent</span> *<i>event</i>, const <span class="type">QPoint</span> &<i>mousePos</i>)</h3>
<p>Reimplemented from <a href="qabstract3dinputhandler.html#mousePressEvent">QAbstract3DInputHandler::mousePressEvent</a>().</p>
<p>Override this to change handling of mouse press events. Mouse press event is given in the <i>event</i> and the mouse position in <i>mousePos</i>.</p>
<!-- @@@mousePressEvent -->
<!-- $$$mouseReleaseEvent[overload1]$$$mouseReleaseEventQMouseEvent*constQPoint& -->
<h3 class="fn" id="mouseReleaseEvent"><a name="mouseReleaseEvent"></a><code>[virtual] </code><span class="type">void</span> Q3DInputHandler::<span class="name">mouseReleaseEvent</span>(<span class="type">QMouseEvent</span> *<i>event</i>, const <span class="type">QPoint</span> &<i>mousePos</i>)</h3>
<p>Reimplemented from <a href="qabstract3dinputhandler.html#mouseReleaseEvent">QAbstract3DInputHandler::mouseReleaseEvent</a>().</p>
<p>Override this to change handling of mouse release events. Mouse release event is given in the <i>event</i> and the mouse position in <i>mousePos</i>.</p>
<!-- @@@mouseReleaseEvent -->
<!-- $$$wheelEvent[overload1]$$$wheelEventQWheelEvent* -->
<h3 class="fn" id="wheelEvent"><a name="wheelEvent"></a><code>[virtual] </code><span class="type">void</span> Q3DInputHandler::<span class="name">wheelEvent</span>(<span class="type">QWheelEvent</span> *<i>event</i>)</h3>
<p>Reimplemented from <a href="qabstract3dinputhandler.html#wheelEvent">QAbstract3DInputHandler::wheelEvent</a>().</p>
<p>Override this to change handling of wheel events. The wheel event is given in the <i>event</i>.</p>
<!-- @@@wheelEvent -->
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