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<div class="title">QwtCurveFitter Class Reference<span class="mlabels"><span class="mlabel">abstract</span></span></div> </div>
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<p>Abstract base class for a curve fitter.
<a href="class_qwt_curve_fitter.html#details">More...</a></p>
<p><code>#include <<a class="el" href="qwt__curve__fitter_8h_source.html">qwt_curve_fitter.h</a>></code></p>
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Inheritance diagram for QwtCurveFitter:</div>
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<area shape="rect" id="node2" href="class_qwt_spline_curve_fitter.html" title="A curve fitter using cubic splines. " alt="" coords="5,80,152,107"/>
<area shape="rect" id="node3" href="class_qwt_weeding_curve_fitter.html" title="A curve fitter implementing Douglas and Peucker algorithm. " alt="" coords="176,80,341,107"/>
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virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_curve_fitter.html#a62919f309f0441d94adea94573d0f778">~QwtCurveFitter</a> ()</td></tr>
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<tr class="memitem:afa9bf5b328aa553229e204533a60fec0"><td class="memItemLeft" align="right" valign="top">virtual QPolygonF </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_curve_fitter.html#afa9bf5b328aa553229e204533a60fec0">fitCurve</a> (const QPolygonF &polygon) const =0</td></tr>
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 </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_curve_fitter.html#ad804660017ae0f3ede604470724b3df3">QwtCurveFitter</a> ()</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Abstract base class for a curve fitter. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#afa9bf5b328aa553229e204533a60fec0">◆ </a></span>fitCurve()</h2>
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<td class="memname">virtual QPolygonF QwtCurveFitter::fitCurve </td>
<td>(</td>
<td class="paramtype">const QPolygonF & </td>
<td class="paramname"><em>polygon</em></td><td>)</td>
<td> const</td>
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<span class="mlabels"><span class="mlabel">pure virtual</span></span> </td>
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<p>Find a curve which has the best fit to a series of data points</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">polygon</td><td>Series of data points </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Curve points </dd></dl>
<p>Implemented in <a class="el" href="class_qwt_weeding_curve_fitter.html#acf876e668d027828c86288e8ac9808ab">QwtWeedingCurveFitter</a>, and <a class="el" href="class_qwt_spline_curve_fitter.html#ac91df6881bd84143efcc891344a84a7b">QwtSplineCurveFitter</a>.</p>
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