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<div id="projectname">Qwt User's Guide
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 <span id="projectnumber">6.2.0</span>
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<div class="title">qwt_spline_cubic.h</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/******************************************************************************</span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Qwt Widget Library</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * Copyright (C) 1997 Josef Wilgen</span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * Copyright (C) 2002 Uwe Rathmann</span></div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> *</span></div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * This library is free software; you can redistribute it and/or</span></div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * modify it under the terms of the Qwt License, Version 1.0</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> *****************************************************************************/</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>  </div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#ifndef QWT_SPLINE_CUBIC_H</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#define QWT_SPLINE_CUBIC_H</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>  </div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include "qwt_global.h"</span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include "qwt_spline.h"</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>  </div>
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<div class="line"><a name="l00033"></a><span class="lineno"><a class="line" href="class_qwt_spline_cubic.html"> 33</a></span> <span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_spline_cubic.html">QwtSplineCubic</a> : <span class="keyword">public</span> <a class="code" href="class_qwt_spline_c2.html">QwtSplineC2</a></div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> {</div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <a class="code" href="class_qwt_spline_cubic.html">QwtSplineCubic</a>();</div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keyword">virtual</span> ~<a class="code" href="class_qwt_spline_cubic.html">QwtSplineCubic</a>();</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  </div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keyword">virtual</span> uint <a class="code" href="class_qwt_spline.html#a8530fa87bf65a42492014b50614d0595">locality</a>() <span class="keyword">const</span> QWT_OVERRIDE;</div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  </div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keyword">virtual</span> QPainterPath <a class="code" href="class_qwt_spline_c2.html#aff09e99a775253f1c37546f5d3a82428">painterPath</a>( <span class="keyword">const</span> QPolygonF& ) <span class="keyword">const</span> QWT_OVERRIDE;</div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keyword">virtual</span> <a class="code" href="class_q_vector.html">QVector< QLineF ></a> <a class="code" href="class_qwt_spline_c2.html#aa909f7c297d01a8381d4a58ae6f847be">bezierControlLines</a>( <span class="keyword">const</span> QPolygonF& points ) <span class="keyword">const</span> QWT_OVERRIDE;</div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  </div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="comment">// calculating the parametric equations</span></div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keyword">virtual</span> <a class="code" href="class_q_vector.html">QVector< QwtSplinePolynomial ></a> <a class="code" href="class_qwt_spline_c2.html#ab7502fe760f6c98b46fe9bd9fc24813b">polynomials</a>( <span class="keyword">const</span> QPolygonF& ) <span class="keyword">const</span> QWT_OVERRIDE;</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keyword">virtual</span> <a class="code" href="class_q_vector.html">QVector< double ></a> <a class="code" href="class_qwt_spline_c2.html#a22d88546b8dff5b3f7efdef656d9f617">slopes</a>( <span class="keyword">const</span> QPolygonF& ) <span class="keyword">const</span> QWT_OVERRIDE;</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keyword">virtual</span> <a class="code" href="class_q_vector.html">QVector< double ></a> <a class="code" href="class_qwt_spline_c2.html#a7f1a5aeae77a7cfa955e9062e2fb259b">curvatures</a>( <span class="keyword">const</span> QPolygonF& ) <span class="keyword">const</span> QWT_OVERRIDE;</div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  </div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keyword">class </span>PrivateData;</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  PrivateData* m_data;</div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> };</div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  </div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor">#endif</span></div>
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<div class="ttc" id="aclass_q_vector_html"><div class="ttname"><a href="class_q_vector.html">QVector< QLineF ></a></div></div>
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<div class="ttc" id="aclass_qwt_spline_c2_html"><div class="ttname"><a href="class_qwt_spline_c2.html">QwtSplineC2</a></div><div class="ttdoc">Base class for spline interpolations providing a second order parametric continuity ( C2 ) between ad...</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline_8h_source.html#l00267">qwt_spline.h:268</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_c2_html_a22d88546b8dff5b3f7efdef656d9f617"><div class="ttname"><a href="class_qwt_spline_c2.html#a22d88546b8dff5b3f7efdef656d9f617">QwtSplineC2::slopes</a></div><div class="ttdeci">virtual QVector< double > slopes(const QPolygonF &) const override</div><div class="ttdoc">Find the first derivative at the control points.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline_8cpp_source.html#l01339">qwt_spline.cpp:1339</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_c2_html_a7f1a5aeae77a7cfa955e9062e2fb259b"><div class="ttname"><a href="class_qwt_spline_c2.html#a7f1a5aeae77a7cfa955e9062e2fb259b">QwtSplineC2::curvatures</a></div><div class="ttdeci">virtual QVector< double > curvatures(const QPolygonF &) const =0</div><div class="ttdoc">Find the second derivative at the control points.</div></div>
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<div class="ttc" id="aclass_qwt_spline_c2_html_aa909f7c297d01a8381d4a58ae6f847be"><div class="ttname"><a href="class_qwt_spline_c2.html#aa909f7c297d01a8381d4a58ae6f847be">QwtSplineC2::bezierControlLines</a></div><div class="ttdeci">virtual QVector< QLineF > bezierControlLines(const QPolygonF &) const override</div><div class="ttdoc">Interpolate a curve with Bezier curves.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline_8cpp_source.html#l01270">qwt_spline.cpp:1270</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_c2_html_ab7502fe760f6c98b46fe9bd9fc24813b"><div class="ttname"><a href="class_qwt_spline_c2.html#ab7502fe760f6c98b46fe9bd9fc24813b">QwtSplineC2::polynomials</a></div><div class="ttdeci">virtual QVector< QwtSplinePolynomial > polynomials(const QPolygonF &) const override</div><div class="ttdoc">Calculate the interpolating polynomials for a non parametric spline.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline_8cpp_source.html#l01381">qwt_spline.cpp:1381</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_c2_html_aff09e99a775253f1c37546f5d3a82428"><div class="ttname"><a href="class_qwt_spline_c2.html#aff09e99a775253f1c37546f5d3a82428">QwtSplineC2::painterPath</a></div><div class="ttdeci">virtual QPainterPath painterPath(const QPolygonF &) const override</div><div class="ttdoc">Interpolate a curve with Bezier curves.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline_8cpp_source.html#l01249">qwt_spline.cpp:1249</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_cubic_html"><div class="ttname"><a href="class_qwt_spline_cubic.html">QwtSplineCubic</a></div><div class="ttdoc">A cubic spline.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__cubic_8h_source.html#l00033">qwt_spline_cubic.h:34</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_html_a8530fa87bf65a42492014b50614d0595"><div class="ttname"><a href="class_qwt_spline.html#a8530fa87bf65a42492014b50614d0595">QwtSpline::locality</a></div><div class="ttdeci">virtual uint locality() const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline_8cpp_source.html#l00564">qwt_spline.cpp:564</a></div></div>
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