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<h1>qwt_spline.h</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************</span>
<a name="l00002"></a>00002 <span class="comment"> * Qwt Widget Library</span>
<a name="l00003"></a>00003 <span class="comment"> * Copyright (C) 1997 Josef Wilgen</span>
<a name="l00004"></a>00004 <span class="comment"> * Copyright (C) 2002 Uwe Rathmann</span>
<a name="l00005"></a>00005 <span class="comment"> * </span>
<a name="l00006"></a>00006 <span class="comment"> * This library is free software; you can redistribute it and/or</span>
<a name="l00007"></a>00007 <span class="comment"> * modify it under the terms of the Qwt License, Version 1.0</span>
<a name="l00008"></a>00008 <span class="comment"> *****************************************************************************/</span>
<a name="l00009"></a>00009
<a name="l00010"></a>00010 <span class="preprocessor">#ifndef QWT_SPLINE_H</span>
<a name="l00011"></a>00011 <span class="preprocessor"></span><span class="preprocessor">#define QWT_SPLINE_H</span>
<a name="l00012"></a>00012 <span class="preprocessor"></span>
<a name="l00013"></a>00013 <span class="preprocessor">#include "qwt_global.h"</span>
<a name="l00014"></a>00014 <span class="preprocessor">#include "qwt_double_rect.h"</span>
<a name="l00015"></a>00015
<a name="l00016"></a>00016 <span class="preprocessor">#if QT_VERSION >= 0x040000</span>
<a name="l00017"></a>00017 <span class="preprocessor"></span><span class="preprocessor">#include <QPolygonF></span>
<a name="l00018"></a>00018 <span class="preprocessor">#else</span>
<a name="l00019"></a>00019 <span class="preprocessor"></span><span class="preprocessor">#include "qwt_array.h"</span>
<a name="l00020"></a>00020 <span class="preprocessor">#endif</span>
<a name="l00021"></a>00021 <span class="preprocessor"></span>
<a name="l00022"></a>00022 <span class="comment">// MOC_SKIP_BEGIN</span>
<a name="l00023"></a>00023
<a name="l00024"></a>00024 <span class="preprocessor">#if defined(QWT_TEMPLATEDLL)</span>
<a name="l00025"></a>00025 <span class="preprocessor"></span>
<a name="l00026"></a>00026 <span class="preprocessor">#if QT_VERSION < 0x040000</span>
<a name="l00027"></a>00027 <span class="preprocessor"></span><span class="preprocessor">#ifndef QWTARRAY_TEMPLATE_QWTDOUBLEPOINT // by mjo3</span>
<a name="l00028"></a>00028 <span class="preprocessor"></span><span class="preprocessor">#define QWTARRAY_TEMPLATE_QWTDOUBLEPOINT</span>
<a name="l00029"></a>00029 <span class="preprocessor"></span><span class="keyword">template</span> <span class="keyword">class </span>QWT_EXPORT QwtArray<QwtDoublePoint>;
<a name="l00030"></a>00030 <span class="preprocessor">#endif //end of QWTARRAY_TEMPLATE_QWTDOUBLEPOINT</span>
<a name="l00031"></a>00031 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00032"></a>00032 <span class="preprocessor"></span>
<a name="l00033"></a>00033 <span class="preprocessor">#endif</span>
<a name="l00034"></a>00034 <span class="preprocessor"></span>
<a name="l00035"></a>00035 <span class="comment">// MOC_SKIP_END</span>
<a name="l00036"></a>00036
<a name="l00077"></a><a class="code" href="class_qwt_spline.html">00077</a> <span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_spline.html" title="A class for spline interpolation.">QwtSpline</a>
<a name="l00078"></a>00078 {
<a name="l00079"></a>00079 <span class="keyword">public</span>:
<a name="l00081"></a><a class="code" href="class_qwt_spline.html#2bd2bda128f82acd596348eb8d64231c">00081</a> <span class="keyword">enum</span> <a class="code" href="class_qwt_spline.html#2bd2bda128f82acd596348eb8d64231c" title="Spline type.">SplineType</a>
<a name="l00082"></a>00082 {
<a name="l00083"></a>00083 Natural,
<a name="l00084"></a>00084 Periodic
<a name="l00085"></a>00085 };
<a name="l00086"></a>00086
<a name="l00087"></a>00087 <a class="code" href="class_qwt_spline.html" title="A class for spline interpolation.">QwtSpline</a>();
<a name="l00088"></a>00088 <a class="code" href="class_qwt_spline.html" title="A class for spline interpolation.">QwtSpline</a>( <span class="keyword">const</span> <a class="code" href="class_qwt_spline.html" title="A class for spline interpolation.">QwtSpline</a> & );
<a name="l00089"></a>00089
<a name="l00090"></a>00090 ~<a class="code" href="class_qwt_spline.html" title="A class for spline interpolation.">QwtSpline</a>();
<a name="l00091"></a>00091
<a name="l00092"></a>00092 <a class="code" href="class_qwt_spline.html" title="A class for spline interpolation.">QwtSpline</a> &operator=( <span class="keyword">const</span> <a class="code" href="class_qwt_spline.html" title="A class for spline interpolation.">QwtSpline</a> & );
<a name="l00093"></a>00093
<a name="l00094"></a>00094 <span class="keywordtype">void</span> setSplineType(SplineType);
<a name="l00095"></a>00095 SplineType splineType() <span class="keyword">const</span>;
<a name="l00096"></a>00096
<a name="l00097"></a>00097 <span class="preprocessor">#if QT_VERSION < 0x040000</span>
<a name="l00098"></a>00098 <span class="preprocessor"></span> <span class="keywordtype">bool</span> setPoints(<span class="keyword">const</span> QwtArray<QwtDoublePoint>& points);
<a name="l00099"></a>00099 QwtArray<QwtDoublePoint> points() <span class="keyword">const</span>;
<a name="l00100"></a>00100 <span class="preprocessor">#else</span>
<a name="l00101"></a>00101 <span class="preprocessor"></span> <span class="keywordtype">bool</span> setPoints(<span class="keyword">const</span> QPolygonF& points);
<a name="l00102"></a>00102 QPolygonF points() <span class="keyword">const</span>;
<a name="l00103"></a>00103 <span class="preprocessor">#endif</span>
<a name="l00104"></a>00104 <span class="preprocessor"></span>
<a name="l00105"></a>00105 <span class="keywordtype">void</span> reset();
<a name="l00106"></a>00106
<a name="l00107"></a>00107 <span class="keywordtype">bool</span> isValid() <span class="keyword">const</span>;
<a name="l00108"></a>00108 <span class="keywordtype">double</span> value(<span class="keywordtype">double</span> x) <span class="keyword">const</span>;
<a name="l00109"></a>00109
<a name="l00110"></a>00110 <span class="keyword">const</span> QwtArray<double> &coefficientsA() <span class="keyword">const</span>;
<a name="l00111"></a>00111 <span class="keyword">const</span> QwtArray<double> &coefficientsB() <span class="keyword">const</span>;
<a name="l00112"></a>00112 <span class="keyword">const</span> QwtArray<double> &coefficientsC() <span class="keyword">const</span>;
<a name="l00113"></a>00113
<a name="l00114"></a>00114 <span class="keyword">protected</span>:
<a name="l00115"></a>00115
<a name="l00116"></a>00116 <span class="preprocessor">#if QT_VERSION < 0x040000</span>
<a name="l00117"></a>00117 <span class="preprocessor"></span> <span class="keywordtype">bool</span> buildNaturalSpline(
<a name="l00118"></a>00118 <span class="keyword">const</span> QwtArray<QwtDoublePoint> &);
<a name="l00119"></a>00119 <span class="keywordtype">bool</span> buildPeriodicSpline(
<a name="l00120"></a>00120 <span class="keyword">const</span> QwtArray<QwtDoublePoint> &);
<a name="l00121"></a>00121 <span class="preprocessor">#else</span>
<a name="l00122"></a>00122 <span class="preprocessor"></span> <span class="keywordtype">bool</span> buildNaturalSpline(<span class="keyword">const</span> QPolygonF &);
<a name="l00123"></a>00123 <span class="keywordtype">bool</span> buildPeriodicSpline(<span class="keyword">const</span> QPolygonF &);
<a name="l00124"></a>00124 <span class="preprocessor">#endif</span>
<a name="l00125"></a>00125 <span class="preprocessor"></span>
<a name="l00126"></a>00126 <span class="keyword">class </span>PrivateData;
<a name="l00127"></a>00127 PrivateData *d_data;
<a name="l00128"></a>00128 };
<a name="l00129"></a>00129
<a name="l00130"></a>00130 <span class="preprocessor">#endif</span>
</pre></div></div>
<hr size="1"><address style="text-align: right;"><small>Generated on Sun Mar 22 16:41:17 2009 for Qwt User's Guide by
<a href="http://www.doxygen.org/index.html">
<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.8 </small></address>
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