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<td >Qt 5.9</td><td ><a href="qtcharts-index.html">Qt Charts</a></td><td ><a href="qt-charts-module.html">C++ Classes</a></td><td >QSplineSeries</td></tr></table><table class="buildversion"><tr>
<td id="buildversion" width="100%" align="right">Qt 5.9.5 Reference Documentation</td>
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<h3><a name="toc">Contents</a></h3>
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<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="#details">Detailed Description</a></li>
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<h1 class="title">QSplineSeries Class</h1>
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<p>The <a href="qsplineseries.html">QSplineSeries</a> class presents data as spline charts. <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 <QSplineSeries></span>
</td></tr><tr><td class="memItemLeft rightAlign topAlign"> Instantiated By:</td><td class="memItemRight bottomAlign"> <a href="qml-qtcharts-splineseries.html">SplineSeries</a></td></tr><tr><td class="memItemLeft rightAlign topAlign"> Inherits:</td><td class="memItemRight bottomAlign"> <a href="qlineseries.html">QLineSeries</a></td></tr></table></div><ul>
<li><a href="qsplineseries-members.html">List of all members, including inherited members</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="qsplineseries.html#QSplineSeries">QSplineSeries</a></b>(QObject *<i>parent</i> = Q_NULLPTR)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qsplineseries.html#dtor.QSplineSeries">~QSplineSeries</a></b>()</td></tr>
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<h2 id="reimplemented-public-functions">Reimplemented Public Functions</h2>
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<tr><td class="memItemLeft rightAlign topAlign"> virtual QAbstractSeries::SeriesType </td><td class="memItemRight bottomAlign"><b><a href="qsplineseries.html#type">type</a></b>() const</td></tr>
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<li class="fn">1 public function inherited from <a href="qlineseries.html#public-functions">QLineSeries</a></li>
<li class="fn">39 public functions inherited from <a href="qxyseries.html#public-functions">QXYSeries</a></li>
<li class="fn">15 public functions inherited from <a href="qabstractseries.html#public-functions">QAbstractSeries</a></li>
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<h3>Additional Inherited Members</h3>
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<li class="fn">7 properties inherited from <a href="qxyseries.html#properties">QXYSeries</a></li>
<li class="fn">5 properties inherited from <a href="qabstractseries.html#properties">QAbstractSeries</a></li>
<li class="fn">17 signals inherited from <a href="qxyseries.html#signals">QXYSeries</a></li>
<li class="fn">4 signals inherited from <a href="qabstractseries.html#signals">QAbstractSeries</a></li>
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<h2 id="details">Detailed Description</h2>
<p>The <a href="qsplineseries.html">QSplineSeries</a> class presents data as spline charts.</p>
<p>A spline series stores the data points and the segment control points needed by QPainterPath to draw a spline. The control points are automatically calculated when the data changes. The algorithm computes the points so that the normal spline can be drawn.</p>
<p class="centerAlign"><img src="images/examples_splinechart.png" alt="" /></p><p>The following code snippet illustrates how to create a basic spline chart:</p>
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<span class="type"><a href="qsplineseries.html#QSplineSeries">QSplineSeries</a></span><span class="operator">*</span> series <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qsplineseries.html#QSplineSeries">QSplineSeries</a></span>();
series<span class="operator">-</span><span class="operator">></span>append(<span class="number">0</span><span class="operator">,</span> <span class="number">6</span>);
series<span class="operator">-</span><span class="operator">></span>append(<span class="number">2</span><span class="operator">,</span> <span class="number">4</span>);
<span class="operator">.</span><span class="operator">.</span><span class="operator">.</span>
chart<span class="operator">-</span><span class="operator">></span>addSeries(series);
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<h2>Member Function Documentation</h2>
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<h3 class="fn" id="QSplineSeries"><a name="QSplineSeries"></a>QSplineSeries::<span class="name">QSplineSeries</span>(<span class="type">QObject</span> *<i>parent</i> = Q_NULLPTR)</h3>
<p>Constructs an empty series object that is a child of <i>parent</i>. When the series object is added to a <a href="qchart.html">QChart</a> instance, the ownerships is transferred.</p>
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<h3 class="fn" id="dtor.QSplineSeries"><a name="dtor.QSplineSeries"></a>QSplineSeries::<span class="name">~QSplineSeries</span>()</h3>
<p>Deletes the spline series.</p>
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<h3 class="fn" id="type"><a name="type"></a><code>[virtual] </code><span class="type"><a href="qabstractseries.html#SeriesType-enum">QAbstractSeries::SeriesType</a></span> QSplineSeries::<span class="name">type</span>() const</h3>
<p>Reimplemented from <a href="qabstractseries.html#type-prop">QAbstractSeries::type</a>().</p>
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