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<div class="title">qwt_spline_parametrization.cpp</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">#include "qwt_spline_parametrization.h"</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>  </div>
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<div class="line"><a name="l00017"></a><span class="lineno"><a class="line" href="class_qwt_spline_parametrization.html#a34f8c3b8585ac4d232606760a75620c3"> 17</a></span> <a class="code" href="class_qwt_spline_parametrization.html#a34f8c3b8585ac4d232606760a75620c3">QwtSplineParametrization::QwtSplineParametrization</a>( <span class="keywordtype">int</span> type )</div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  : m_type( type )</div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> {</div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> }</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="l00023"></a><span class="lineno"><a class="line" href="class_qwt_spline_parametrization.html#aa2e15e920583f4762baf80374436e4cd"> 23</a></span> <a class="code" href="class_qwt_spline_parametrization.html#aa2e15e920583f4762baf80374436e4cd">QwtSplineParametrization::~QwtSplineParametrization</a>()</div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</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="l00026"></a><span class="lineno"> 26</span>  </div>
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<div class="line"><a name="l00035"></a><span class="lineno"><a class="line" href="class_qwt_spline_parametrization.html#a5cd58cf9777799bec478ad524baa22f9"> 35</a></span> <span class="keywordtype">double</span> <a class="code" href="class_qwt_spline_parametrization.html#a5cd58cf9777799bec478ad524baa22f9">QwtSplineParametrization::valueIncrement</a>(</div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keyword">const</span> QPointF& point1, <span class="keyword">const</span> QPointF& point2 )<span class="keyword"> const</span></div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="keyword"></span>{</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keywordflow">switch</span>( m_type )</div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  {</div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keywordflow">case</span> <a class="code" href="class_qwt_spline_parametrization.html#aa63256420483fa4981452127366cb48da3eaba94a692d4e23a0714db3288a6a24">QwtSplineParametrization::ParameterX</a>:</div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  {</div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keywordflow">return</span> <a class="code" href="class_qwt_spline_parametrization.html#a45e45f7ac6df2fbd6ec0bd6d52837e63">valueIncrementX</a>( point1, point2 );</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="keywordflow">case</span> <a class="code" href="class_qwt_spline_parametrization.html#aa63256420483fa4981452127366cb48da30edbcab5070b1f54d7e6d2486cb7ccf">QwtSplineParametrization::ParameterY</a>:</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  {</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keywordflow">return</span> <a class="code" href="class_qwt_spline_parametrization.html#ab5014b377c1f5f945cd7062109728d41">valueIncrementY</a>( point1, point2 );</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  }</div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keywordflow">case</span> <a class="code" href="class_qwt_spline_parametrization.html#aa63256420483fa4981452127366cb48da3127bf721ca3be4e279f9478ea12270c">QwtSplineParametrization::ParameterCentripetal</a>:</div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  {</div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordflow">return</span> <a class="code" href="class_qwt_spline_parametrization.html#a141e850c0e8da729dada0870041c265b">valueIncrementCentripetal</a>( point1, point2 );</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  }</div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keywordflow">case</span> <a class="code" href="class_qwt_spline_parametrization.html#aa63256420483fa4981452127366cb48daf328ec1c9518bc5aaa9f648731f77ffd">QwtSplineParametrization::ParameterChordal</a>:</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="keywordflow">return</span> <a class="code" href="class_qwt_spline_parametrization.html#a02659178ea5377ec5e13d71858456200">valueIncrementChordal</a>( point1, point2 );</div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  }</div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keywordflow">case</span> <a class="code" href="class_qwt_spline_parametrization.html#aa63256420483fa4981452127366cb48da45063aa26a8cd803c4d2b75ee89ad449">QwtSplineParametrization::ParameterManhattan</a>:</div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  {</div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keywordflow">return</span> <a class="code" href="class_qwt_spline_parametrization.html#aacfc92b2d904b9644e1e0f4fc77fd7a2">valueIncrementManhattan</a>( point1, point2 );</div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  }</div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keywordflow">case</span> <a class="code" href="class_qwt_spline_parametrization.html#aa63256420483fa4981452127366cb48daa34d8f54e326e8964c6131287dd3e478">QwtSplineParametrization::ParameterUniform</a>:</div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  {</div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordflow">return</span> <a class="code" href="class_qwt_spline_parametrization.html#a4ec70cdb3d4c1b53628ef516e93390ec">valueIncrementUniform</a>( point1, point2 );</div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  }</div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordflow">default</span>:</div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  {</div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keywordflow">return</span> 1;</div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  }</div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  }</div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> }</div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  </div>
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<div class="line"><a name="l00072"></a><span class="lineno"><a class="line" href="class_qwt_spline_parametrization.html#a31d326035a02c9be9d7c558212903f99"> 72</a></span> <span class="keywordtype">int</span> <a class="code" href="class_qwt_spline_parametrization.html#a31d326035a02c9be9d7c558212903f99">QwtSplineParametrization::type</a>()<span class="keyword"> const</span></div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="keyword"></span>{</div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordflow">return</span> m_type;</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> }</div>
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<div class="ttc" id="aclass_qwt_spline_parametrization_html_a02659178ea5377ec5e13d71858456200"><div class="ttname"><a href="class_qwt_spline_parametrization.html#a02659178ea5377ec5e13d71858456200">QwtSplineParametrization::valueIncrementChordal</a></div><div class="ttdeci">static double valueIncrementChordal(const QPointF &, const QPointF &)</div><div class="ttdoc">Calculate the ParameterChordal value increment for 2 points.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8h_source.html#l00179">qwt_spline_parametrization.h:179</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_parametrization_html_a141e850c0e8da729dada0870041c265b"><div class="ttname"><a href="class_qwt_spline_parametrization.html#a141e850c0e8da729dada0870041c265b">QwtSplineParametrization::valueIncrementCentripetal</a></div><div class="ttdeci">static double valueIncrementCentripetal(const QPointF &, const QPointF &)</div><div class="ttdoc">Calculate the ParameterCentripetal value increment for 2 points.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8h_source.html#l00196">qwt_spline_parametrization.h:196</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_parametrization_html_a31d326035a02c9be9d7c558212903f99"><div class="ttname"><a href="class_qwt_spline_parametrization.html#a31d326035a02c9be9d7c558212903f99">QwtSplineParametrization::type</a></div><div class="ttdeci">int type() const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8cpp_source.html#l00072">qwt_spline_parametrization.cpp:72</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_parametrization_html_a34f8c3b8585ac4d232606760a75620c3"><div class="ttname"><a href="class_qwt_spline_parametrization.html#a34f8c3b8585ac4d232606760a75620c3">QwtSplineParametrization::QwtSplineParametrization</a></div><div class="ttdeci">QwtSplineParametrization(int type)</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8cpp_source.html#l00017">qwt_spline_parametrization.cpp:17</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_parametrization_html_a45e45f7ac6df2fbd6ec0bd6d52837e63"><div class="ttname"><a href="class_qwt_spline_parametrization.html#a45e45f7ac6df2fbd6ec0bd6d52837e63">QwtSplineParametrization::valueIncrementX</a></div><div class="ttdeci">static double valueIncrementX(const QPointF &, const QPointF &)</div><div class="ttdoc">Calculate the ParameterX value increment for 2 points.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8h_source.html#l00134">qwt_spline_parametrization.h:134</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_parametrization_html_a4ec70cdb3d4c1b53628ef516e93390ec"><div class="ttname"><a href="class_qwt_spline_parametrization.html#a4ec70cdb3d4c1b53628ef516e93390ec">QwtSplineParametrization::valueIncrementUniform</a></div><div class="ttdeci">static double valueIncrementUniform(const QPointF &, const QPointF &)</div><div class="ttdoc">Calculate the ParameterUniform value increment.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8h_source.html#l00162">qwt_spline_parametrization.h:162</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_parametrization_html_a5cd58cf9777799bec478ad524baa22f9"><div class="ttname"><a href="class_qwt_spline_parametrization.html#a5cd58cf9777799bec478ad524baa22f9">QwtSplineParametrization::valueIncrement</a></div><div class="ttdeci">virtual double valueIncrement(const QPointF &, const QPointF &) const</div><div class="ttdoc">Calculate the parameter value increment for 2 points.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8cpp_source.html#l00035">qwt_spline_parametrization.cpp:35</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_parametrization_html_aa2e15e920583f4762baf80374436e4cd"><div class="ttname"><a href="class_qwt_spline_parametrization.html#aa2e15e920583f4762baf80374436e4cd">QwtSplineParametrization::~QwtSplineParametrization</a></div><div class="ttdeci">virtual ~QwtSplineParametrization()</div><div class="ttdoc">Destructor.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8cpp_source.html#l00023">qwt_spline_parametrization.cpp:23</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_parametrization_html_aa63256420483fa4981452127366cb48da30edbcab5070b1f54d7e6d2486cb7ccf"><div class="ttname"><a href="class_qwt_spline_parametrization.html#aa63256420483fa4981452127366cb48da30edbcab5070b1f54d7e6d2486cb7ccf">QwtSplineParametrization::ParameterY</a></div><div class="ttdeci">@ ParameterY</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8h_source.html#l00060">qwt_spline_parametrization.h:60</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_parametrization_html_aa63256420483fa4981452127366cb48da3127bf721ca3be4e279f9478ea12270c"><div class="ttname"><a href="class_qwt_spline_parametrization.html#aa63256420483fa4981452127366cb48da3127bf721ca3be4e279f9478ea12270c">QwtSplineParametrization::ParameterCentripetal</a></div><div class="ttdeci">@ ParameterCentripetal</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8h_source.html#l00094">qwt_spline_parametrization.h:94</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_parametrization_html_aa63256420483fa4981452127366cb48da3eaba94a692d4e23a0714db3288a6a24"><div class="ttname"><a href="class_qwt_spline_parametrization.html#aa63256420483fa4981452127366cb48da3eaba94a692d4e23a0714db3288a6a24">QwtSplineParametrization::ParameterX</a></div><div class="ttdeci">@ ParameterX</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8h_source.html#l00054">qwt_spline_parametrization.h:54</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_parametrization_html_aa63256420483fa4981452127366cb48da45063aa26a8cd803c4d2b75ee89ad449"><div class="ttname"><a href="class_qwt_spline_parametrization.html#aa63256420483fa4981452127366cb48da45063aa26a8cd803c4d2b75ee89ad449">QwtSplineParametrization::ParameterManhattan</a></div><div class="ttdeci">@ ParameterManhattan</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8h_source.html#l00106">qwt_spline_parametrization.h:105</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_parametrization_html_aa63256420483fa4981452127366cb48daa34d8f54e326e8964c6131287dd3e478"><div class="ttname"><a href="class_qwt_spline_parametrization.html#aa63256420483fa4981452127366cb48daa34d8f54e326e8964c6131287dd3e478">QwtSplineParametrization::ParameterUniform</a></div><div class="ttdeci">@ ParameterUniform</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8h_source.html#l00072">qwt_spline_parametrization.h:72</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_parametrization_html_aa63256420483fa4981452127366cb48daf328ec1c9518bc5aaa9f648731f77ffd"><div class="ttname"><a href="class_qwt_spline_parametrization.html#aa63256420483fa4981452127366cb48daf328ec1c9518bc5aaa9f648731f77ffd">QwtSplineParametrization::ParameterChordal</a></div><div class="ttdeci">@ ParameterChordal</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8h_source.html#l00082">qwt_spline_parametrization.h:82</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_parametrization_html_aacfc92b2d904b9644e1e0f4fc77fd7a2"><div class="ttname"><a href="class_qwt_spline_parametrization.html#aacfc92b2d904b9644e1e0f4fc77fd7a2">QwtSplineParametrization::valueIncrementManhattan</a></div><div class="ttdeci">static double valueIncrementManhattan(const QPointF &, const QPointF &)</div><div class="ttdoc">Calculate the ParameterManhattan value increment for 2 points.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8h_source.html#l00210">qwt_spline_parametrization.h:210</a></div></div>
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<div class="ttc" id="aclass_qwt_spline_parametrization_html_ab5014b377c1f5f945cd7062109728d41"><div class="ttname"><a href="class_qwt_spline_parametrization.html#ab5014b377c1f5f945cd7062109728d41">QwtSplineParametrization::valueIncrementY</a></div><div class="ttdeci">static double valueIncrementY(const QPointF &, const QPointF &)</div><div class="ttdoc">Calculate the ParameterY value increment for 2 points.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8h_source.html#l00148">qwt_spline_parametrization.h:148</a></div></div>
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