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280 lines
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<div class="title">qwt_spline.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_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_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="l00016"></a><span class="lineno"> 16</span> <span class="keyword">class </span><a class="code" href="class_qwt_spline_parametrization.html">QwtSplineParametrization</a>;</div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="keyword">class </span><a class="code" href="class_qwt_spline_polynomial.html">QwtSplinePolynomial</a>;</div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="keyword">class </span>QPainterPath;</div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="keyword">class </span>QLineF;</div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="keyword">class </span>QPolygonF;</div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  </div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#if QT_VERSION < 0x060000</span></div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="keyword">template</span>< <span class="keyword">typename</span> T > <span class="keyword">class </span><a class="code" href="class_q_vector.html">QVector</a>;</div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  </div>
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<div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="class_qwt_spline.html"> 57</a></span> <span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_spline.html">QwtSpline</a></div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> {</div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00065"></a><span class="lineno"><a class="line" href="class_qwt_spline.html#ad82b1f33946d2489511f5e697a32b128"> 65</a></span>  <span class="keyword">enum</span> <a class="code" href="class_qwt_spline.html#ad82b1f33946d2489511f5e697a32b128">BoundaryType</a></div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  {</div>
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<div class="line"><a name="l00072"></a><span class="lineno"><a class="line" href="class_qwt_spline.html#ad82b1f33946d2489511f5e697a32b128af5bf38b7f712e69c699458cd6dfef711"> 72</a></span>  <a class="code" href="class_qwt_spline.html#ad82b1f33946d2489511f5e697a32b128af5bf38b7f712e69c699458cd6dfef711">ConditionalBoundaries</a>,</div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  </div>
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<div class="line"><a name="l00079"></a><span class="lineno"><a class="line" href="class_qwt_spline.html#ad82b1f33946d2489511f5e697a32b128aeec4576967e31745e7d96d3a8a016171"> 79</a></span>  <a class="code" href="class_qwt_spline.html#ad82b1f33946d2489511f5e697a32b128aeec4576967e31745e7d96d3a8a016171">PeriodicPolygon</a>,</div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  </div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  ClosedPolygon</div>
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<div class="line"><a name="l00093"></a><span class="lineno"><a class="line" href="class_qwt_spline.html#ad82b1f33946d2489511f5e697a32b128a63108a1fe17778b7d9c236efc17774b1"> 93</a></span>  };</div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  </div>
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<div class="line"><a name="l00099"></a><span class="lineno"><a class="line" href="class_qwt_spline.html#a21cca305dad4f1e21437953c4801595a"> 99</a></span>  <span class="keyword">enum</span> <a class="code" href="class_qwt_spline.html#a21cca305dad4f1e21437953c4801595a">BoundaryPosition</a></div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  {</div>
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<div class="line"><a name="l00102"></a><span class="lineno"><a class="line" href="class_qwt_spline.html#a21cca305dad4f1e21437953c4801595aa0efcdb6fbf1e583097ec297b43f26024"> 102</a></span>  <a class="code" href="class_qwt_spline.html#a21cca305dad4f1e21437953c4801595aa0efcdb6fbf1e583097ec297b43f26024">AtBeginning</a>,</div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  </div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  AtEnd</div>
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<div class="line"><a name="l00106"></a><span class="lineno"><a class="line" href="class_qwt_spline.html#a21cca305dad4f1e21437953c4801595aa633399daff8a04d92e61ca776e878e55"> 106</a></span>  };</div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  </div>
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<div class="line"><a name="l00119"></a><span class="lineno"><a class="line" href="class_qwt_spline.html#af2195032fa62c2b9fe74dc4d44b636cb"> 119</a></span>  <span class="keyword">enum</span> <a class="code" href="class_qwt_spline.html#af2195032fa62c2b9fe74dc4d44b636cb">BoundaryCondition</a></div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  {</div>
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<div class="line"><a name="l00125"></a><span class="lineno"><a class="line" href="class_qwt_spline.html#af2195032fa62c2b9fe74dc4d44b636cba94d03f64008ad0ed1e2e92bd96414028"> 125</a></span>  <a class="code" href="class_qwt_spline.html#af2195032fa62c2b9fe74dc4d44b636cba94d03f64008ad0ed1e2e92bd96414028">Clamped1</a>,</div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  </div>
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<div class="line"><a name="l00134"></a><span class="lineno"><a class="line" href="class_qwt_spline.html#af2195032fa62c2b9fe74dc4d44b636cba43442b0f55b141b857d6c2ab56cd9afe"> 134</a></span>  <a class="code" href="class_qwt_spline.html#af2195032fa62c2b9fe74dc4d44b636cba43442b0f55b141b857d6c2ab56cd9afe">Clamped2</a>,</div>
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<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  </div>
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<div class="line"><a name="l00143"></a><span class="lineno"><a class="line" href="class_qwt_spline.html#af2195032fa62c2b9fe74dc4d44b636cba897bc245acbf65ee2f1801c779de15b3"> 143</a></span>  <a class="code" href="class_qwt_spline.html#af2195032fa62c2b9fe74dc4d44b636cba897bc245acbf65ee2f1801c779de15b3">Clamped3</a>,</div>
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<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  </div>
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<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  LinearRunout</div>
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<div class="line"><a name="l00154"></a><span class="lineno"><a class="line" href="class_qwt_spline.html#af2195032fa62c2b9fe74dc4d44b636cba6ad4241cc59f456d77eb70b289e5782a"> 154</a></span>  };</div>
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<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  </div>
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<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <a class="code" href="class_qwt_spline.html">QwtSpline</a>();</div>
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<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keyword">virtual</span> ~<a class="code" href="class_qwt_spline.html">QwtSpline</a>();</div>
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<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  </div>
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<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keywordtype">void</span> setParametrization( <span class="keywordtype">int</span> type );</div>
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<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordtype">void</span> setParametrization( <a class="code" href="class_qwt_spline_parametrization.html">QwtSplineParametrization</a>* );</div>
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<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keyword">const</span> <a class="code" href="class_qwt_spline_parametrization.html">QwtSplineParametrization</a>* parametrization() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  </div>
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<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordtype">void</span> setBoundaryType( BoundaryType );</div>
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<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  BoundaryType boundaryType() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  </div>
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<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordtype">void</span> setBoundaryValue( BoundaryPosition, <span class="keywordtype">double</span> value );</div>
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<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keywordtype">double</span> boundaryValue( BoundaryPosition ) <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  </div>
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<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keywordtype">void</span> setBoundaryCondition( BoundaryPosition, <span class="keywordtype">int</span> condition );</div>
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<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordtype">int</span> boundaryCondition( BoundaryPosition ) <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  </div>
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<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keywordtype">void</span> setBoundaryConditions( <span class="keywordtype">int</span> condition,</div>
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<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="keywordtype">double</span> valueBegin = 0.0, <span class="keywordtype">double</span> valueEnd = 0.0 );</div>
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<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  </div>
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<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keyword">virtual</span> QPolygonF polygon( <span class="keyword">const</span> QPolygonF&, <span class="keywordtype">double</span> tolerance ) <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00176"></a><span class="lineno"><a class="line" href="class_qwt_spline.html#a34c5ddda039f15ec71de0523d9753b64"> 176</a></span>  <span class="keyword">virtual</span> QPainterPath <a class="code" href="class_qwt_spline.html#a34c5ddda039f15ec71de0523d9753b64">painterPath</a>( <span class="keyword">const</span> QPolygonF& ) <span class="keyword">const</span> = 0;</div>
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<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  </div>
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<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keyword">virtual</span> uint locality() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  </div>
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<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  Q_DISABLE_COPY(<a class="code" href="class_qwt_spline.html">QwtSpline</a>)</div>
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<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  </div>
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<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="keyword">class </span>PrivateData;</div>
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<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  PrivateData* m_data;</div>
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<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> };</div>
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<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  </div>
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<div class="line"><a name="l00193"></a><span class="lineno"><a class="line" href="class_qwt_spline_interpolating.html"> 193</a></span> <span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_spline_interpolating.html">QwtSplineInterpolating</a> : <span class="keyword">public</span> <a class="code" href="class_qwt_spline.html">QwtSpline</a></div>
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<div class="line"><a name="l00194"></a><span class="lineno"> 194</span> {</div>
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<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <a class="code" href="class_qwt_spline_interpolating.html">QwtSplineInterpolating</a>();</div>
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<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keyword">virtual</span> ~<a class="code" href="class_qwt_spline_interpolating.html">QwtSplineInterpolating</a>();</div>
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<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  </div>
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<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="keyword">virtual</span> QPolygonF equidistantPolygon( <span class="keyword">const</span> QPolygonF&,</div>
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<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keywordtype">double</span> distance, <span class="keywordtype">bool</span> withNodes ) <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  </div>
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<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="keyword">virtual</span> QPolygonF polygon(</div>
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<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keyword">const</span> QPolygonF&, <span class="keywordtype">double</span> tolerance ) <span class="keyword">const</span> QWT_OVERRIDE;</div>
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<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  </div>
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<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="keyword">virtual</span> QPainterPath painterPath( <span class="keyword">const</span> QPolygonF& ) <span class="keyword">const</span> QWT_OVERRIDE;</div>
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<div class="line"><a name="l00206"></a><span class="lineno"><a class="line" href="class_qwt_spline_interpolating.html#a8db950cb52e6f12e51cfcb31e3bccf75"> 206</a></span>  <span class="keyword">virtual</span> <a class="code" href="class_q_vector.html">QVector< QLineF ></a> <a class="code" href="class_qwt_spline_interpolating.html#a8db950cb52e6f12e51cfcb31e3bccf75">bezierControlLines</a>( <span class="keyword">const</span> QPolygonF& ) <span class="keyword">const</span> = 0;</div>
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<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  </div>
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<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  Q_DISABLE_COPY(<a class="code" href="class_qwt_spline_interpolating.html">QwtSplineInterpolating</a>)</div>
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<div class="line"><a name="l00210"></a><span class="lineno"> 210</span> };</div>
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<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  </div>
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<div class="line"><a name="l00216"></a><span class="lineno"><a class="line" href="class_qwt_spline_g1.html"> 216</a></span> <span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_spline_g1.html">QwtSplineG1</a> : <span class="keyword">public</span> <a class="code" href="class_qwt_spline_interpolating.html">QwtSplineInterpolating</a></div>
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<div class="line"><a name="l00217"></a><span class="lineno"> 217</span> {</div>
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<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <a class="code" href="class_qwt_spline_g1.html">QwtSplineG1</a>();</div>
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<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="keyword">virtual</span> ~<a class="code" href="class_qwt_spline_g1.html">QwtSplineG1</a>();</div>
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<div class="line"><a name="l00221"></a><span class="lineno"> 221</span> };</div>
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<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  </div>
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<div class="line"><a name="l00235"></a><span class="lineno"><a class="line" href="class_qwt_spline_c1.html"> 235</a></span> <span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_spline_c1.html">QwtSplineC1</a> : <span class="keyword">public</span> <a class="code" href="class_qwt_spline_g1.html">QwtSplineG1</a></div>
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<div class="line"><a name="l00236"></a><span class="lineno"> 236</span> {</div>
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<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <a class="code" href="class_qwt_spline_c1.html">QwtSplineC1</a>();</div>
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<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="keyword">virtual</span> ~<a class="code" href="class_qwt_spline_c1.html">QwtSplineC1</a>();</div>
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<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  </div>
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<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="keyword">virtual</span> QPainterPath painterPath( <span class="keyword">const</span> QPolygonF& ) <span class="keyword">const</span> QWT_OVERRIDE;</div>
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<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <span class="keyword">virtual</span> <a class="code" href="class_q_vector.html">QVector< QLineF ></a> bezierControlLines( <span class="keyword">const</span> QPolygonF& ) <span class="keyword">const</span> QWT_OVERRIDE;</div>
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<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  </div>
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<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="keyword">virtual</span> QPolygonF equidistantPolygon( <span class="keyword">const</span> QPolygonF&,</div>
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<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <span class="keywordtype">double</span> distance, <span class="keywordtype">bool</span> withNodes ) <span class="keyword">const</span> QWT_OVERRIDE;</div>
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<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  </div>
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<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="comment">// these methods are the non parametric part</span></div>
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<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="keyword">virtual</span> <a class="code" href="class_q_vector.html">QVector< QwtSplinePolynomial ></a> polynomials( <span class="keyword">const</span> QPolygonF& ) <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00249"></a><span class="lineno"><a class="line" href="class_qwt_spline_c1.html#a20caae8d9308f92a49da94315cd46537"> 249</a></span>  <span class="keyword">virtual</span> <a class="code" href="class_q_vector.html">QVector< double ></a> <a class="code" href="class_qwt_spline_c1.html#a20caae8d9308f92a49da94315cd46537">slopes</a>( <span class="keyword">const</span> QPolygonF& ) <span class="keyword">const</span> = 0;</div>
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<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  </div>
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<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keyword">virtual</span> <span class="keywordtype">double</span> slopeAtBeginning( <span class="keyword">const</span> QPolygonF&, <span class="keywordtype">double</span> slopeNext ) <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="keyword">virtual</span> <span class="keywordtype">double</span> slopeAtEnd( <span class="keyword">const</span> QPolygonF&, <span class="keywordtype">double</span> slopeBefore ) <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00253"></a><span class="lineno"> 253</span> };</div>
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<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  </div>
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<div class="line"><a name="l00267"></a><span class="lineno"><a class="line" href="class_qwt_spline_c2.html"> 267</a></span> <span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_spline_c2.html">QwtSplineC2</a> : <span class="keyword">public</span> <a class="code" href="class_qwt_spline_c1.html">QwtSplineC1</a></div>
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<div class="line"><a name="l00268"></a><span class="lineno"> 268</span> {</div>
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<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00275"></a><span class="lineno"><a class="line" href="class_qwt_spline_c2.html#aa26bfd4bf07baf03fcf47c8f73f632af"> 275</a></span>  <span class="keyword">enum</span> <a class="code" href="class_qwt_spline_c2.html#aa26bfd4bf07baf03fcf47c8f73f632af">BoundaryConditionC2</a></div>
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<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  {</div>
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<div class="line"><a name="l00283"></a><span class="lineno"><a class="line" href="class_qwt_spline_c2.html#aa26bfd4bf07baf03fcf47c8f73f632afa850dacde625b21daa3ee408df0400119"> 283</a></span>  CubicRunout = LinearRunout + 1,</div>
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<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  </div>
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<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  NotAKnot</div>
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<div class="line"><a name="l00293"></a><span class="lineno"><a class="line" href="class_qwt_spline_c2.html#aa26bfd4bf07baf03fcf47c8f73f632afa1193d143aa03aa9c874bd9b26f57847b"> 293</a></span>  };</div>
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<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  </div>
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<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <a class="code" href="class_qwt_spline_c2.html">QwtSplineC2</a>();</div>
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<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  <span class="keyword">virtual</span> ~<a class="code" href="class_qwt_spline_c2.html">QwtSplineC2</a>();</div>
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<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  </div>
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<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <span class="keyword">virtual</span> QPainterPath painterPath( <span class="keyword">const</span> QPolygonF& ) <span class="keyword">const</span> QWT_OVERRIDE;</div>
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<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="keyword">virtual</span> <a class="code" href="class_q_vector.html">QVector< QLineF ></a> bezierControlLines( <span class="keyword">const</span> QPolygonF& ) <span class="keyword">const</span> QWT_OVERRIDE;</div>
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<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  </div>
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<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <span class="keyword">virtual</span> QPolygonF equidistantPolygon( <span class="keyword">const</span> QPolygonF&,</div>
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<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <span class="keywordtype">double</span> distance, <span class="keywordtype">bool</span> withNodes ) <span class="keyword">const</span> QWT_OVERRIDE;</div>
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<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  </div>
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<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="comment">// calculating the parametric equations</span></div>
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<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="keyword">virtual</span> <a class="code" href="class_q_vector.html">QVector< QwtSplinePolynomial ></a> polynomials( <span class="keyword">const</span> QPolygonF& ) <span class="keyword">const</span> QWT_OVERRIDE;</div>
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<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <span class="keyword">virtual</span> <a class="code" href="class_q_vector.html">QVector< double ></a> slopes( <span class="keyword">const</span> QPolygonF& ) <span class="keyword">const</span> QWT_OVERRIDE;</div>
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<div class="line"><a name="l00307"></a><span class="lineno"><a class="line" href="class_qwt_spline_c2.html#a7f1a5aeae77a7cfa955e9062e2fb259b"> 307</a></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> = 0;</div>
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<div class="line"><a name="l00308"></a><span class="lineno"> 308</span> };</div>
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<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  </div>
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<div class="line"><a name="l00310"></a><span class="lineno"> 310</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</a></div><div class="ttdef"><b>Definition:</b> <a href="qwt__clipper_8h_source.html#l00023">qwt_clipper.h:23</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_c1_html"><div class="ttname"><a href="class_qwt_spline_c1.html">QwtSplineC1</a></div><div class="ttdoc">Base class for spline interpolations providing a first order parametric continuity ( C1 ) between adj...</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline_8h_source.html#l00235">qwt_spline.h:236</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_c1_html_a20caae8d9308f92a49da94315cd46537"><div class="ttname"><a href="class_qwt_spline_c1.html#a20caae8d9308f92a49da94315cd46537">QwtSplineC1::slopes</a></div><div class="ttdeci">virtual QVector< double > slopes(const QPolygonF &) const =0</div><div class="ttdoc">Find the first derivative at the control points.</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_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_aa26bfd4bf07baf03fcf47c8f73f632af"><div class="ttname"><a href="class_qwt_spline_c2.html#aa26bfd4bf07baf03fcf47c8f73f632af">QwtSplineC2::BoundaryConditionC2</a></div><div class="ttdeci">BoundaryConditionC2</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline_8h_source.html#l00275">qwt_spline.h:276</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_g1_html"><div class="ttname"><a href="class_qwt_spline_g1.html">QwtSplineG1</a></div><div class="ttdoc">Base class for spline interpolations providing a first order geometric continuity ( G1 ) between adjo...</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline_8h_source.html#l00216">qwt_spline.h:217</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_html"><div class="ttname"><a href="class_qwt_spline.html">QwtSpline</a></div><div class="ttdoc">Base class for all splines.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline_8h_source.html#l00057">qwt_spline.h:58</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_html_a21cca305dad4f1e21437953c4801595a"><div class="ttname"><a href="class_qwt_spline.html#a21cca305dad4f1e21437953c4801595a">QwtSpline::BoundaryPosition</a></div><div class="ttdeci">BoundaryPosition</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline_8h_source.html#l00099">qwt_spline.h:100</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_html_a21cca305dad4f1e21437953c4801595aa0efcdb6fbf1e583097ec297b43f26024"><div class="ttname"><a href="class_qwt_spline.html#a21cca305dad4f1e21437953c4801595aa0efcdb6fbf1e583097ec297b43f26024">QwtSpline::AtBeginning</a></div><div class="ttdeci">@ AtBeginning</div><div class="ttdoc">the condition is at the beginning of the polynomial</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline_8h_source.html#l00102">qwt_spline.h:102</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_html_a34c5ddda039f15ec71de0523d9753b64"><div class="ttname"><a href="class_qwt_spline.html#a34c5ddda039f15ec71de0523d9753b64">QwtSpline::painterPath</a></div><div class="ttdeci">virtual QPainterPath painterPath(const QPolygonF &) const =0</div></div>
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<div class="ttc" id="aclass_qwt_spline_html_ad82b1f33946d2489511f5e697a32b128"><div class="ttname"><a href="class_qwt_spline.html#ad82b1f33946d2489511f5e697a32b128">QwtSpline::BoundaryType</a></div><div class="ttdeci">BoundaryType</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline_8h_source.html#l00065">qwt_spline.h:66</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_html_ad82b1f33946d2489511f5e697a32b128aeec4576967e31745e7d96d3a8a016171"><div class="ttname"><a href="class_qwt_spline.html#ad82b1f33946d2489511f5e697a32b128aeec4576967e31745e7d96d3a8a016171">QwtSpline::PeriodicPolygon</a></div><div class="ttdeci">@ PeriodicPolygon</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline_8h_source.html#l00079">qwt_spline.h:79</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_html_ad82b1f33946d2489511f5e697a32b128af5bf38b7f712e69c699458cd6dfef711"><div class="ttname"><a href="class_qwt_spline.html#ad82b1f33946d2489511f5e697a32b128af5bf38b7f712e69c699458cd6dfef711">QwtSpline::ConditionalBoundaries</a></div><div class="ttdeci">@ ConditionalBoundaries</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline_8h_source.html#l00072">qwt_spline.h:72</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_html_af2195032fa62c2b9fe74dc4d44b636cb"><div class="ttname"><a href="class_qwt_spline.html#af2195032fa62c2b9fe74dc4d44b636cb">QwtSpline::BoundaryCondition</a></div><div class="ttdeci">BoundaryCondition</div><div class="ttdoc">Boundary condition.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline_8h_source.html#l00119">qwt_spline.h:120</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_html_af2195032fa62c2b9fe74dc4d44b636cba43442b0f55b141b857d6c2ab56cd9afe"><div class="ttname"><a href="class_qwt_spline.html#af2195032fa62c2b9fe74dc4d44b636cba43442b0f55b141b857d6c2ab56cd9afe">QwtSpline::Clamped2</a></div><div class="ttdeci">@ Clamped2</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline_8h_source.html#l00134">qwt_spline.h:134</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_html_af2195032fa62c2b9fe74dc4d44b636cba897bc245acbf65ee2f1801c779de15b3"><div class="ttname"><a href="class_qwt_spline.html#af2195032fa62c2b9fe74dc4d44b636cba897bc245acbf65ee2f1801c779de15b3">QwtSpline::Clamped3</a></div><div class="ttdeci">@ Clamped3</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline_8h_source.html#l00143">qwt_spline.h:143</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_html_af2195032fa62c2b9fe74dc4d44b636cba94d03f64008ad0ed1e2e92bd96414028"><div class="ttname"><a href="class_qwt_spline.html#af2195032fa62c2b9fe74dc4d44b636cba94d03f64008ad0ed1e2e92bd96414028">QwtSpline::Clamped1</a></div><div class="ttdeci">@ Clamped1</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline_8h_source.html#l00125">qwt_spline.h:125</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_interpolating_html"><div class="ttname"><a href="class_qwt_spline_interpolating.html">QwtSplineInterpolating</a></div><div class="ttdoc">Base class for a spline interpolation.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline_8h_source.html#l00193">qwt_spline.h:194</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_interpolating_html_a8db950cb52e6f12e51cfcb31e3bccf75"><div class="ttname"><a href="class_qwt_spline_interpolating.html#a8db950cb52e6f12e51cfcb31e3bccf75">QwtSplineInterpolating::bezierControlLines</a></div><div class="ttdeci">virtual QVector< QLineF > bezierControlLines(const QPolygonF &) const =0</div><div class="ttdoc">Interpolate a curve with Bezier curves.</div></div>
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<div class="ttc" id="aclass_qwt_spline_parametrization_html"><div class="ttname"><a href="class_qwt_spline_parametrization.html">QwtSplineParametrization</a></div><div class="ttdoc">Curve parametrization used for a spline interpolation.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8h_source.html#l00044">qwt_spline_parametrization.h:45</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_polynomial_html"><div class="ttname"><a href="class_qwt_spline_polynomial.html">QwtSplinePolynomial</a></div><div class="ttdoc">A cubic polynomial without constant term.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__polynomial_8h_source.html#l00030">qwt_spline_polynomial.h:31</a></div></div>
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<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li><li class="navelem"><b>qwt_spline.h</b></li>
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</ul>
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</div>
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</body>
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</html>
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