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<div class="title">qwt_polar_spectrogram.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"> * QwtPolar 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) 2008 Uwe Rathmann</span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> *</span></div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</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="l00006"></a><span class="lineno"> 6</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="l00007"></a><span class="lineno"> 7</span> <span class="comment"> *****************************************************************************/</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>  </div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#include "qwt_polar_spectrogram.h"</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include "qwt_polar.h"</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include "qwt_polar_plot.h"</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include "qwt_color_map.h"</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include "qwt_scale_map.h"</span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include "qwt_raster_data.h"</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include "qwt_math.h"</span></div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include "qwt_clipper.h"</span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>  </div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include <qpainter.h></span></div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include <qpainterpath.h></span></div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include <qthread.h></span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include <qfuture.h></span></div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include <qtconcurrentrun.h></span></div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  </div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#if QT_VERSION < 0x050000</span></div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <qnumeric.h></span></div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  </div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="keyword">class </span>QwtPolarSpectrogram::TileInfo</div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> {</div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  QPoint imagePos;</div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  QRect rect;</div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  QImage* image;</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>  </div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="keyword">class </span>QwtPolarSpectrogram::PrivateData</div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> {</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  PrivateData()</div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  : <a class="code" href="class_qwt_polar_spectrogram.html#a20de58e09d4972b0dddc34133d3fc955">data</a>( NULL )</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>  <a class="code" href="class_qwt_polar_spectrogram.html#a1580bae0d09439f639b97a74a6b4b29e">colorMap</a> = <span class="keyword">new</span> <a class="code" href="class_qwt_linear_color_map.html">QwtLinearColorMap</a>();</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>  </div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  ~PrivateData()</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  {</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keyword">delete</span> <a class="code" href="class_qwt_polar_spectrogram.html#a20de58e09d4972b0dddc34133d3fc955">data</a>;</div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keyword">delete</span> <a class="code" href="class_qwt_polar_spectrogram.html#a1580bae0d09439f639b97a74a6b4b29e">colorMap</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>  </div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <a class="code" href="class_qwt_raster_data.html">QwtRasterData</a>* <a class="code" href="class_qwt_polar_spectrogram.html#a20de58e09d4972b0dddc34133d3fc955">data</a>;</div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <a class="code" href="class_qwt_color_map.html">QwtColorMap</a>* <a class="code" href="class_qwt_polar_spectrogram.html#a1580bae0d09439f639b97a74a6b4b29e">colorMap</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>  <a class="code" href="class_qwt_polar_spectrogram.html#ad37a948d0cc5fcde570608124c624a76">QwtPolarSpectrogram::PaintAttributes</a> paintAttributes;</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>  </div>
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<div class="line"><a name="l00058"></a><span class="lineno"><a class="line" href="class_qwt_polar_spectrogram.html#a109af767a738b23d7943496dc38e04be"> 58</a></span> <a class="code" href="class_qwt_polar_spectrogram.html#a109af767a738b23d7943496dc38e04be">QwtPolarSpectrogram::QwtPolarSpectrogram</a>()</div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  : <a class="code" href="class_qwt_polar_item.html">QwtPolarItem</a>( <a class="code" href="class_qwt_text.html">QwtText</a>( <span class="stringliteral">"Spectrogram"</span> ) )</div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> {</div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  m_data = <span class="keyword">new</span> PrivateData;</div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  </div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <a class="code" href="class_qwt_polar_item.html#aa5222a54ed4578061f6af398a289ab0e">setItemAttribute</a>( <a class="code" href="class_qwt_polar_item.html#a3dfa4f39bc1ac99b0371b4938abe6ad6a7f9ee77f4ec3170c4c7255bf4bd4399c">QwtPolarItem::AutoScale</a> );</div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <a class="code" href="class_qwt_polar_item.html#aa5222a54ed4578061f6af398a289ab0e">setItemAttribute</a>( <a class="code" href="class_qwt_polar_item.html#a3dfa4f39bc1ac99b0371b4938abe6ad6a6f900569b4e72f925ea64bed4d149d5e">QwtPolarItem::Legend</a>, <span class="keyword">false</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>  <a class="code" href="class_qwt_polar_item.html#acef8efd945a194b70a11ad39060de917">setZ</a>( 20.0 );</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="l00070"></a><span class="lineno"><a class="line" href="class_qwt_polar_spectrogram.html#a4586a2019e6942785e764281b961264b"> 70</a></span> <a class="code" href="class_qwt_polar_spectrogram.html#a4586a2019e6942785e764281b961264b">QwtPolarSpectrogram::~QwtPolarSpectrogram</a>()</div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> {</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keyword">delete</span> m_data;</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="l00074"></a><span class="lineno"> 74</span>  </div>
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<div class="line"><a name="l00076"></a><span class="lineno"><a class="line" href="class_qwt_polar_spectrogram.html#a5a9d3b56a601ca2502ae9c6246e53724"> 76</a></span> <span class="keywordtype">int</span> <a class="code" href="class_qwt_polar_spectrogram.html#a5a9d3b56a601ca2502ae9c6246e53724">QwtPolarSpectrogram::rtti</a>()<span class="keyword"> const</span></div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="keyword"></span>{</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordflow">return</span> <a class="code" href="class_qwt_polar_item.html#a6c03d774c1d089ec8603dd37879a9f4dad95b3f4515ee8f2058c633a5d2367427">QwtPolarItem::Rtti_PolarSpectrogram</a>;</div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> }</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="l00091"></a><span class="lineno"><a class="line" href="class_qwt_polar_spectrogram.html#a37b631a8deea881f5a5b526810f5f131"> 91</a></span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_polar_spectrogram.html#a37b631a8deea881f5a5b526810f5f131">QwtPolarSpectrogram::setData</a>( <a class="code" href="class_qwt_raster_data.html">QwtRasterData</a>* data )</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> {</div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_polar_spectrogram.html#a20de58e09d4972b0dddc34133d3fc955">data</a> != m_data->data )</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="l00095"></a><span class="lineno"> 95</span>  <span class="keyword">delete</span> m_data->data;</div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  m_data->data = <a class="code" href="class_qwt_polar_spectrogram.html#a20de58e09d4972b0dddc34133d3fc955">data</a>;</div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  </div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <a class="code" href="class_qwt_polar_item.html#a0fa7263683e0982892162174328a55c1">itemChanged</a>();</div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  }</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="l00101"></a><span class="lineno"> 101</span>  </div>
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<div class="line"><a name="l00106"></a><span class="lineno"><a class="line" href="class_qwt_polar_spectrogram.html#a20de58e09d4972b0dddc34133d3fc955"> 106</a></span> <span class="keyword">const</span> <a class="code" href="class_qwt_raster_data.html">QwtRasterData</a>* <a class="code" href="class_qwt_polar_spectrogram.html#a20de58e09d4972b0dddc34133d3fc955">QwtPolarSpectrogram::data</a>()<span class="keyword"> const</span></div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="keyword"></span>{</div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordflow">return</span> m_data->data;</div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> }</div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  </div>
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<div class="line"><a name="l00122"></a><span class="lineno"><a class="line" href="class_qwt_polar_spectrogram.html#a67b139ab25609fedd703e25b65ffe524"> 122</a></span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_polar_spectrogram.html#a67b139ab25609fedd703e25b65ffe524">QwtPolarSpectrogram::setColorMap</a>( <a class="code" href="class_qwt_color_map.html">QwtColorMap</a>* colorMap )</div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span> {</div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keywordflow">if</span> ( m_data->colorMap != <a class="code" href="class_qwt_polar_spectrogram.html#a1580bae0d09439f639b97a74a6b4b29e">colorMap</a> )</div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  {</div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keyword">delete</span> m_data->colorMap;</div>
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<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  m_data->colorMap = <a class="code" href="class_qwt_polar_spectrogram.html#a1580bae0d09439f639b97a74a6b4b29e">colorMap</a>;</div>
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<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  }</div>
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<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  </div>
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<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <a class="code" href="class_qwt_polar_item.html#a0fa7263683e0982892162174328a55c1">itemChanged</a>();</div>
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<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> }</div>
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<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  </div>
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<div class="line"><a name="l00137"></a><span class="lineno"><a class="line" href="class_qwt_polar_spectrogram.html#a1580bae0d09439f639b97a74a6b4b29e"> 137</a></span> <span class="keyword">const</span> <a class="code" href="class_qwt_color_map.html">QwtColorMap</a>* <a class="code" href="class_qwt_polar_spectrogram.html#a1580bae0d09439f639b97a74a6b4b29e">QwtPolarSpectrogram::colorMap</a>()<span class="keyword"> const</span></div>
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<div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <span class="keyword"></span>{</div>
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<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keywordflow">return</span> m_data->colorMap;</div>
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<div class="line"><a name="l00140"></a><span class="lineno"> 140</span> }</div>
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<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  </div>
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<div class="line"><a name="l00149"></a><span class="lineno"><a class="line" href="class_qwt_polar_spectrogram.html#ab18845ab247ca1f1020a6c7e9cb9f666"> 149</a></span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_polar_spectrogram.html#ab18845ab247ca1f1020a6c7e9cb9f666">QwtPolarSpectrogram::setPaintAttribute</a>( <a class="code" href="class_qwt_polar_spectrogram.html#a2a6dc68b2e1aa6959b196223bfe2e974">PaintAttribute</a> attribute, <span class="keywordtype">bool</span> on )</div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> {</div>
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<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keywordflow">if</span> ( on )</div>
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<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  m_data->paintAttributes |= attribute;</div>
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<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordflow">else</span></div>
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<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  m_data->paintAttributes &= ~attribute;</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>  </div>
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<div class="line"><a name="l00162"></a><span class="lineno"><a class="line" href="class_qwt_polar_spectrogram.html#ac0684f56d3b1329c1542ae4113f005e8"> 162</a></span> <span class="keywordtype">bool</span> <a class="code" href="class_qwt_polar_spectrogram.html#ac0684f56d3b1329c1542ae4113f005e8">QwtPolarSpectrogram::testPaintAttribute</a>( <a class="code" href="class_qwt_polar_spectrogram.html#a2a6dc68b2e1aa6959b196223bfe2e974">PaintAttribute</a> attribute )<span class="keyword"> const</span></div>
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<div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="keyword"></span>{</div>
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<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keywordflow">return</span> ( m_data->paintAttributes & attribute );</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>  </div>
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<div class="line"><a name="l00177"></a><span class="lineno"><a class="line" href="class_qwt_polar_spectrogram.html#aeb90f9e41dc95a8ae24b4322d7708ee8"> 177</a></span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_polar_spectrogram.html#aeb90f9e41dc95a8ae24b4322d7708ee8">QwtPolarSpectrogram::draw</a>( QPainter* painter,</div>
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<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keyword">const</span> <a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a>& azimuthMap, <span class="keyword">const</span> <a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a>& radialMap,</div>
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<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="keyword">const</span> QPointF& pole, <span class="keywordtype">double</span>,</div>
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<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keyword">const</span> QRectF& canvasRect )<span class="keyword"> const</span></div>
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<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="keyword"></span>{</div>
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<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keyword">const</span> QRectF plotRect = <a class="code" href="class_qwt_polar_item.html#a803b53442760b19a533e1026bf299f9d">plot</a>()-><a class="code" href="class_qwt_polar_plot.html#abd78afb479d3e1cdb9c15c3a7ffaf159">plotRect</a>( canvasRect.toRect() );</div>
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<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  QRect imageRect = canvasRect.toRect();</div>
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<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  </div>
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<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  painter->save();</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="l00187"></a><span class="lineno"> 187</span>  painter->setClipRect( canvasRect );</div>
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<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  </div>
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<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  QPainterPath clipPathCanvas;</div>
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<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  clipPathCanvas.addEllipse( plotRect );</div>
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<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  painter->setClipPath( clipPathCanvas, Qt::IntersectClip );</div>
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<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  </div>
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<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  imageRect &= plotRect.toAlignedRect(); <span class="comment">// outer rect</span></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">const</span> <a class="code" href="class_qwt_interval.html">QwtInterval</a> radialInterval = <a class="code" href="class_qwt_polar_spectrogram.html#aeb3e2a6df2960c06d104fe3b80ca39be">boundingInterval</a>( QwtPolar::ScaleRadius );</div>
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<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="keywordflow">if</span> ( radialInterval.<a class="code" href="class_qwt_interval.html#ad742235a737d4d0b12cba1cab2df55f3">isValid</a>() )</div>
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<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  {</div>
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<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> radius = radialMap.<a class="code" href="class_qwt_scale_map.html#a504f1627e0e02ddac03d2ce46507b865">transform</a>( radialInterval.<a class="code" href="class_qwt_interval.html#a44820fa5d6e6cefa59dc31ea0d522d61">maxValue</a>() ) -</div>
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<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  radialMap.<a class="code" href="class_qwt_scale_map.html#a504f1627e0e02ddac03d2ce46507b865">transform</a>( radialInterval.<a class="code" href="class_qwt_interval.html#a0df143a36d76a677976d82987cab8a06">minValue</a>() );</div>
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<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  </div>
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<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  QRectF clipRect( 0, 0, 2 * radius, 2 * radius );</div>
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<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  clipRect.moveCenter( pole );</div>
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<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  </div>
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<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  imageRect &= clipRect.toRect(); <span class="comment">// inner rect, we don't have points outside</span></div>
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<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  </div>
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<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  QPainterPath clipPathRadial;</div>
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<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  clipPathRadial.addEllipse( clipRect );</div>
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<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  painter->setClipPath( clipPathRadial, Qt::IntersectClip );</div>
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|
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  }</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>  <span class="keyword">const</span> QImage image = <a class="code" href="class_qwt_polar_spectrogram.html#a8cb2924bfa2bee7e9f03c8b87afd2f2f">renderImage</a>( azimuthMap, radialMap, pole, imageRect );</div>
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<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  painter->drawImage( imageRect, image );</div>
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<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  </div>
|
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<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  painter->restore();</div>
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<div class="line"><a name="l00215"></a><span class="lineno"> 215</span> }</div>
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<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  </div>
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<div class="line"><a name="l00235"></a><span class="lineno"><a class="line" href="class_qwt_polar_spectrogram.html#a8cb2924bfa2bee7e9f03c8b87afd2f2f"> 235</a></span> QImage <a class="code" href="class_qwt_polar_spectrogram.html#a8cb2924bfa2bee7e9f03c8b87afd2f2f">QwtPolarSpectrogram::renderImage</a>(</div>
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|
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keyword">const</span> <a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a>& azimuthMap, <span class="keyword">const</span> <a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a>& radialMap,</div>
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|
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="keyword">const</span> QPointF& pole, <span class="keyword">const</span> QRect& rect )<span class="keyword"> const</span></div>
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<div class="line"><a name="l00238"></a><span class="lineno"> 238</span> <span class="keyword"></span>{</div>
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<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="keywordflow">if</span> ( m_data->data == NULL || m_data->colorMap == NULL )</div>
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<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="keywordflow">return</span> QImage();</div>
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<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  </div>
|
|
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  QImage image( rect.size(), m_data->colorMap->format() == <a class="code" href="class_qwt_color_map.html#a9e5570790910fa3894887bca7dc5a670a663473fd836d9a84fe48ae1755de326a">QwtColorMap::RGB</a></div>
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<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  ? QImage::Format_ARGB32 : QImage::Format_Indexed8 );</div>
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<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  </div>
|
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<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <span class="keyword">const</span> <a class="code" href="class_qwt_interval.html">QwtInterval</a> intensityRange = m_data->data->interval( Qt::ZAxis );</div>
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<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="keywordflow">if</span> ( !intensityRange.<a class="code" href="class_qwt_interval.html#ad742235a737d4d0b12cba1cab2df55f3">isValid</a>() )</div>
|
|
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="keywordflow">return</span> image;</div>
|
|
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  </div>
|
|
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keywordflow">if</span> ( m_data->colorMap->format() == <a class="code" href="class_qwt_color_map.html#a9e5570790910fa3894887bca7dc5a670a304cb055c004223ca77f1a4cbbf27ea2">QwtColorMap::Indexed</a> )</div>
|
|
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  image.setColorTable( m_data->colorMap->colorTable256() );</div>
|
|
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  </div>
|
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<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="comment">/*</span></div>
|
|
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span> <span class="comment"> For the moment we only announce the composition of the image by</span></div>
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|
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span> <span class="comment"> calling initRaster(), but we don't pass any useful parameters.</span></div>
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<div class="line"><a name="l00255"></a><span class="lineno"> 255</span> <span class="comment"> ( How to map rect into something, that is useful to initialize a matrix</span></div>
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<div class="line"><a name="l00256"></a><span class="lineno"> 256</span> <span class="comment"> of values in polar coordinates ? )</span></div>
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<div class="line"><a name="l00257"></a><span class="lineno"> 257</span> <span class="comment"> */</span></div>
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<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  m_data->data->initRaster( QRectF(), QSize() );</div>
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|
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  </div>
|
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<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  </div>
|
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<div class="line"><a name="l00261"></a><span class="lineno"> 261</span> <span class="preprocessor">#if !defined( QT_NO_QFUTURE )</span></div>
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|
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  uint numThreads = <a class="code" href="class_qwt_polar_item.html#aa3d0e4373d1108f819bddc36e070c746">renderThreadCount</a>();</div>
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<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  </div>
|
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<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="keywordflow">if</span> ( numThreads <= 0 )</div>
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|
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  numThreads = QThread::idealThreadCount();</div>
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<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  </div>
|
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<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="keywordflow">if</span> ( numThreads <= 0 )</div>
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|
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  numThreads = 1;</div>
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<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  </div>
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<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> numRows = rect.height() / numThreads;</div>
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<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  </div>
|
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<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  </div>
|
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<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <a class="code" href="class_q_vector.html">QVector< TileInfo ></a> tileInfos;</div>
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<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="keywordflow">for</span> ( uint i = 0; i < numThreads; i++ )</div>
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<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  {</div>
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<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  QRect tile( rect.x(), rect.y() + i * numRows, rect.width(), numRows );</div>
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<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="keywordflow">if</span> ( i == numThreads - 1 )</div>
|
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<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  tile.setHeight( rect.height() - i * numRows );</div>
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<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  </div>
|
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<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  TileInfo tileInfo;</div>
|
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<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  tileInfo.imagePos = rect.topLeft();</div>
|
|
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  tileInfo.rect = tile;</div>
|
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<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  tileInfo.image = &image;</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="l00285"></a><span class="lineno"> 285</span>  tileInfos += tileInfo;</div>
|
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<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  }</div>
|
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<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  </div>
|
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<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <a class="code" href="class_q_vector.html">QVector< QFuture< void ></a> > futures;</div>
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<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <span class="keywordflow">for</span> ( <span class="keywordtype">int</span> i = 0; i < tileInfos.size(); i++ )</div>
|
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<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  {</div>
|
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<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <span class="keywordflow">if</span> ( i == tileInfos.size() - 1 )</div>
|
|
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  {</div>
|
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<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  renderTileInfo( azimuthMap, radialMap, pole, &tileInfos[i] );</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>  <span class="keywordflow">else</span></div>
|
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<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  {</div>
|
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<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  futures += QtConcurrent::run(</div>
|
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<div class="line"><a name="l00298"></a><span class="lineno"> 298</span> #<span class="keywordflow">if</span> QT_VERSION >= 0x060000</div>
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<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  &QwtPolarSpectrogram::renderTileInfo, <span class="keyword">this</span>,</div>
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<div class="line"><a name="l00300"></a><span class="lineno"> 300</span> #<span class="keywordflow">else</span></div>
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<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <span class="keyword">this</span>, &QwtPolarSpectrogram::renderTileInfo,</div>
|
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<div class="line"><a name="l00302"></a><span class="lineno"> 302</span> #endif</div>
|
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<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  azimuthMap, radialMap, pole, &tileInfos[i] );</div>
|
|
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  }</div>
|
|
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  }</div>
|
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<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  </div>
|
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<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <span class="keywordflow">for</span> ( <span class="keywordtype">int</span> i = 0; i < futures.size(); i++ )</div>
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<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  futures[i].waitForFinished();</div>
|
|
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  </div>
|
|
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span> <span class="preprocessor">#else</span></div>
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<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <a class="code" href="class_qwt_polar_spectrogram.html#ade25528fbabf53052c43adf8de9a92c1">renderTile</a>( azimuthMap, radialMap, pole, rect.topLeft(), rect, &image );</div>
|
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<div class="line"><a name="l00312"></a><span class="lineno"> 312</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  </div>
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<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  m_data->data->discardRaster();</div>
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<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  </div>
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<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="keywordflow">return</span> image;</div>
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<div class="line"><a name="l00317"></a><span class="lineno"> 317</span> }</div>
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<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  </div>
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<div class="line"><a name="l00319"></a><span class="lineno"> 319</span> <span class="keywordtype">void</span> QwtPolarSpectrogram::renderTileInfo(</div>
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<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  <span class="keyword">const</span> <a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a>& azimuthMap, <span class="keyword">const</span> <a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a>& radialMap,</div>
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<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="keyword">const</span> QPointF& pole, TileInfo* tileInfo )<span class="keyword"> const</span></div>
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<div class="line"><a name="l00322"></a><span class="lineno"> 322</span> <span class="keyword"></span>{</div>
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<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <a class="code" href="class_qwt_polar_spectrogram.html#ade25528fbabf53052c43adf8de9a92c1">renderTile</a>( azimuthMap, radialMap, pole,</div>
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<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  tileInfo->imagePos, tileInfo->rect, tileInfo->image );</div>
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<div class="line"><a name="l00325"></a><span class="lineno"> 325</span> }</div>
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<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  </div>
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<div class="line"><a name="l00343"></a><span class="lineno"><a class="line" href="class_qwt_polar_spectrogram.html#ade25528fbabf53052c43adf8de9a92c1"> 343</a></span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_polar_spectrogram.html#ade25528fbabf53052c43adf8de9a92c1">QwtPolarSpectrogram::renderTile</a>(</div>
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<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="keyword">const</span> <a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a>& azimuthMap, <span class="keyword">const</span> <a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a>& radialMap,</div>
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<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  <span class="keyword">const</span> QPointF& pole, <span class="keyword">const</span> QPoint& imagePos,</div>
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<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <span class="keyword">const</span> QRect& tile, QImage* image )<span class="keyword"> const</span></div>
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<div class="line"><a name="l00347"></a><span class="lineno"> 347</span> <span class="keyword"></span>{</div>
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<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="keyword">const</span> <a class="code" href="class_qwt_interval.html">QwtInterval</a> intensityRange = m_data->data->interval( Qt::ZAxis );</div>
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<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  <span class="keywordflow">if</span> ( !intensityRange.<a class="code" href="class_qwt_interval.html#ad742235a737d4d0b12cba1cab2df55f3">isValid</a>() )</div>
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<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  </div>
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<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <span class="keyword">const</span> <span class="keywordtype">bool</span> doFastAtan = <a class="code" href="class_qwt_polar_spectrogram.html#ac0684f56d3b1329c1542ae4113f005e8">testPaintAttribute</a>( <a class="code" href="class_qwt_polar_spectrogram.html#a2a6dc68b2e1aa6959b196223bfe2e974a648db7c6b84aec213eaeea7698793288">ApproximatedAtan</a> );</div>
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<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  </div>
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<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> y0 = imagePos.y();</div>
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<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> y1 = tile.top();</div>
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<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> y2 = tile.bottom();</div>
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<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  </div>
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<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> x0 = imagePos.x();</div>
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<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> x1 = tile.left();</div>
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<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> x2 = tile.right();</div>
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<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  </div>
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<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  <span class="keywordflow">if</span> ( m_data->colorMap->format() == <a class="code" href="class_qwt_color_map.html#a9e5570790910fa3894887bca7dc5a670a663473fd836d9a84fe48ae1755de326a">QwtColorMap::RGB</a> )</div>
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<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  {</div>
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<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <span class="keywordflow">for</span> ( <span class="keywordtype">int</span> y = y1; y <= y2; y++ )</div>
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<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  {</div>
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<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> dy = pole.y() - y;</div>
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<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> dy2 = qwtSqr( dy );</div>
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<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  </div>
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<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  QRgb* line = <span class="keyword">reinterpret_cast<</span> QRgb* <span class="keyword">></span>( image->scanLine( y - y0 ) );</div>
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<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  line += x1 - x0;</div>
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<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  </div>
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<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  <span class="keywordflow">for</span> ( <span class="keywordtype">int</span> x = x1; x <= x2; x++ )</div>
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<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  {</div>
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<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> dx = x - pole.x();</div>
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<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  </div>
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<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  <span class="keywordtype">double</span> a = doFastAtan ? qwtFastAtan2( dy, dx ) : qAtan2( dy, dx );</div>
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<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  </div>
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<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  <span class="keywordflow">if</span> ( a < 0.0 )</div>
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<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  a += 2 * M_PI;</div>
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<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  </div>
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<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  <span class="keywordflow">if</span> ( a < azimuthMap.<a class="code" href="class_qwt_scale_map.html#a4d03a9fea3bd9b66a0b882b8b1a58f4b">p1</a>() )</div>
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<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  a += 2 * M_PI;</div>
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<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  </div>
|
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<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> r = qSqrt( qwtSqr( dx ) + dy2 );</div>
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<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  </div>
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<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> azimuth = azimuthMap.<a class="code" href="class_qwt_scale_map.html#ab1ee6d62addf3f9cf091d425be9ac642">invTransform</a>( a );</div>
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<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> radius = radialMap.<a class="code" href="class_qwt_scale_map.html#ab1ee6d62addf3f9cf091d425be9ac642">invTransform</a>( r );</div>
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<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  </div>
|
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<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> value = m_data->data->value( azimuth, radius );</div>
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<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  <span class="keywordflow">if</span> ( qIsNaN( value ) )</div>
|
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<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  {</div>
|
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<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  *line++ = 0u;</div>
|
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<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  }</div>
|
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<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  {</div>
|
|
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  *line++ = m_data->colorMap->rgb( intensityRange, value );</div>
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|
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  }</div>
|
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<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  }</div>
|
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<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  }</div>
|
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<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  }</div>
|
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<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( m_data->colorMap->format() == <a class="code" href="class_qwt_color_map.html#a9e5570790910fa3894887bca7dc5a670a304cb055c004223ca77f1a4cbbf27ea2">QwtColorMap::Indexed</a> )</div>
|
|
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  {</div>
|
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<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  <span class="keywordflow">for</span> ( <span class="keywordtype">int</span> y = y1; y <= y2; y++ )</div>
|
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<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  {</div>
|
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<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> dy = pole.y() - y;</div>
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|
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> dy2 = qwtSqr( dy );</div>
|
|
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  </div>
|
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<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>* line = image->scanLine( y - y0 );</div>
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|
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  line += x1 - x0;</div>
|
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<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  <span class="keywordflow">for</span> ( <span class="keywordtype">int</span> x = x1; x <= x2; x++ )</div>
|
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<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  {</div>
|
|
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> dx = x - pole.x();</div>
|
|
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  </div>
|
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<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  <span class="keywordtype">double</span> a = doFastAtan ? qwtFastAtan2( dy, dx ) : qAtan2( dy, dx );</div>
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<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  <span class="keywordflow">if</span> ( a < 0.0 )</div>
|
|
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  a += 2 * M_PI;</div>
|
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<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  <span class="keywordflow">if</span> ( a < azimuthMap.<a class="code" href="class_qwt_scale_map.html#a4d03a9fea3bd9b66a0b882b8b1a58f4b">p1</a>() )</div>
|
|
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  a += 2 * M_PI;</div>
|
|
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  </div>
|
|
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> r = qSqrt( qwtSqr( dx ) + dy2 );</div>
|
|
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  </div>
|
|
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> azimuth = azimuthMap.<a class="code" href="class_qwt_scale_map.html#ab1ee6d62addf3f9cf091d425be9ac642">invTransform</a>( a );</div>
|
|
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> radius = radialMap.<a class="code" href="class_qwt_scale_map.html#ab1ee6d62addf3f9cf091d425be9ac642">invTransform</a>( r );</div>
|
|
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  </div>
|
|
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> value = m_data->data->value( azimuth, radius );</div>
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|
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  </div>
|
|
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  <span class="keyword">const</span> uint index = m_data->colorMap->colorIndex( 256, intensityRange, value );</div>
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|
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  *line++ = <span class="keyword">static_cast<</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> <span class="keyword">></span>( index );</div>
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<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  }</div>
|
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<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  }</div>
|
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<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  }</div>
|
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<div class="line"><a name="l00432"></a><span class="lineno"> 432</span> }</div>
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<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  </div>
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<div class="line"><a name="l00443"></a><span class="lineno"><a class="line" href="class_qwt_polar_spectrogram.html#aeb3e2a6df2960c06d104fe3b80ca39be"> 443</a></span> <a class="code" href="class_qwt_interval.html">QwtInterval</a> <a class="code" href="class_qwt_polar_spectrogram.html#aeb3e2a6df2960c06d104fe3b80ca39be">QwtPolarSpectrogram::boundingInterval</a>( <span class="keywordtype">int</span> scaleId )<span class="keyword"> const</span></div>
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<div class="line"><a name="l00444"></a><span class="lineno"> 444</span> <span class="keyword"></span>{</div>
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<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  <span class="keywordflow">if</span> ( scaleId == QwtPolar::ScaleRadius )</div>
|
|
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  <span class="keywordflow">return</span> m_data->data->interval( Qt::YAxis );</div>
|
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<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  </div>
|
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<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  <span class="keywordflow">return</span> <a class="code" href="class_qwt_polar_item.html#a074117c0a19a249e83aca1f9b9291cb5">QwtPolarItem::boundingInterval</a>( scaleId );</div>
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<div class="line"><a name="l00449"></a><span class="lineno"> 449</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_color_map_html"><div class="ttname"><a href="class_qwt_color_map.html">QwtColorMap</a></div><div class="ttdoc">QwtColorMap is used to map values into colors.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__color__map_8h_source.html#l00037">qwt_color_map.h:38</a></div></div>
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<div class="ttc" id="aclass_qwt_color_map_html_a9e5570790910fa3894887bca7dc5a670a304cb055c004223ca77f1a4cbbf27ea2"><div class="ttname"><a href="class_qwt_color_map.html#a9e5570790910fa3894887bca7dc5a670a304cb055c004223ca77f1a4cbbf27ea2">QwtColorMap::Indexed</a></div><div class="ttdeci">@ Indexed</div><div class="ttdef"><b>Definition:</b> <a href="qwt__color__map_8h_source.html#l00061">qwt_color_map.h:60</a></div></div>
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<div class="ttc" id="aclass_qwt_color_map_html_a9e5570790910fa3894887bca7dc5a670a663473fd836d9a84fe48ae1755de326a"><div class="ttname"><a href="class_qwt_color_map.html#a9e5570790910fa3894887bca7dc5a670a663473fd836d9a84fe48ae1755de326a">QwtColorMap::RGB</a></div><div class="ttdeci">@ RGB</div><div class="ttdoc">The map is intended to map into RGB values.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__color__map_8h_source.html#l00048">qwt_color_map.h:48</a></div></div>
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<div class="ttc" id="aclass_qwt_interval_html"><div class="ttname"><a href="class_qwt_interval.html">QwtInterval</a></div><div class="ttdoc">A class representing an interval.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__interval_8h_source.html#l00022">qwt_interval.h:23</a></div></div>
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<div class="ttc" id="aclass_qwt_interval_html_a0df143a36d76a677976d82987cab8a06"><div class="ttname"><a href="class_qwt_interval.html#a0df143a36d76a677976d82987cab8a06">QwtInterval::minValue</a></div><div class="ttdeci">double minValue() const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__interval_8h_source.html#l00192">qwt_interval.h:192</a></div></div>
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<div class="ttc" id="aclass_qwt_interval_html_a44820fa5d6e6cefa59dc31ea0d522d61"><div class="ttname"><a href="class_qwt_interval.html#a44820fa5d6e6cefa59dc31ea0d522d61">QwtInterval::maxValue</a></div><div class="ttdeci">double maxValue() const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__interval_8h_source.html#l00198">qwt_interval.h:198</a></div></div>
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<div class="ttc" id="aclass_qwt_interval_html_ad742235a737d4d0b12cba1cab2df55f3"><div class="ttname"><a href="class_qwt_interval.html#ad742235a737d4d0b12cba1cab2df55f3">QwtInterval::isValid</a></div><div class="ttdeci">bool isValid() const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__interval_8h_source.html#l00210">qwt_interval.h:210</a></div></div>
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<div class="ttc" id="aclass_qwt_linear_color_map_html"><div class="ttname"><a href="class_qwt_linear_color_map.html">QwtLinearColorMap</a></div><div class="ttdoc">QwtLinearColorMap builds a color map from color stops.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__color__map_8h_source.html#l00098">qwt_color_map.h:99</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_item_html"><div class="ttname"><a href="class_qwt_polar_item.html">QwtPolarItem</a></div><div class="ttdoc">Base class for items on a polar plot.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__item_8h_source.html#l00037">qwt_polar_item.h:38</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_item_html_a074117c0a19a249e83aca1f9b9291cb5"><div class="ttname"><a href="class_qwt_polar_item.html#a074117c0a19a249e83aca1f9b9291cb5">QwtPolarItem::boundingInterval</a></div><div class="ttdeci">virtual QwtInterval boundingInterval(int scaleId) const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__item_8cpp_source.html#l00381">qwt_polar_item.cpp:381</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_item_html_a0fa7263683e0982892162174328a55c1"><div class="ttname"><a href="class_qwt_polar_item.html#a0fa7263683e0982892162174328a55c1">QwtPolarItem::itemChanged</a></div><div class="ttdeci">virtual void itemChanged()</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__item_8cpp_source.html#l00355">qwt_polar_item.cpp:355</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_item_html_a3dfa4f39bc1ac99b0371b4938abe6ad6a6f900569b4e72f925ea64bed4d149d5e"><div class="ttname"><a href="class_qwt_polar_item.html#a3dfa4f39bc1ac99b0371b4938abe6ad6a6f900569b4e72f925ea64bed4d149d5e">QwtPolarItem::Legend</a></div><div class="ttdeci">@ Legend</div><div class="ttdoc">The item is represented on the legend.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__item_8h_source.html#l00077">qwt_polar_item.h:77</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_item_html_a3dfa4f39bc1ac99b0371b4938abe6ad6a7f9ee77f4ec3170c4c7255bf4bd4399c"><div class="ttname"><a href="class_qwt_polar_item.html#a3dfa4f39bc1ac99b0371b4938abe6ad6a7f9ee77f4ec3170c4c7255bf4bd4399c">QwtPolarItem::AutoScale</a></div><div class="ttdeci">@ AutoScale</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__item_8h_source.html#l00084">qwt_polar_item.h:83</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_item_html_a6c03d774c1d089ec8603dd37879a9f4dad95b3f4515ee8f2058c633a5d2367427"><div class="ttname"><a href="class_qwt_polar_item.html#a6c03d774c1d089ec8603dd37879a9f4dad95b3f4515ee8f2058c633a5d2367427">QwtPolarItem::Rtti_PolarSpectrogram</a></div><div class="ttdeci">@ Rtti_PolarSpectrogram</div><div class="ttdoc">For QwtPolarSpectrogram.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__item_8h_source.html#l00061">qwt_polar_item.h:61</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_item_html_a803b53442760b19a533e1026bf299f9d"><div class="ttname"><a href="class_qwt_polar_item.html#a803b53442760b19a533e1026bf299f9d">QwtPolarItem::plot</a></div><div class="ttdeci">QwtPolarPlot * plot() const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__item_8cpp_source.html#l00118">qwt_polar_item.cpp:118</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_item_html_aa3d0e4373d1108f819bddc36e070c746"><div class="ttname"><a href="class_qwt_polar_item.html#aa3d0e4373d1108f819bddc36e070c746">QwtPolarItem::renderThreadCount</a></div><div class="ttdeci">uint renderThreadCount() const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__item_8cpp_source.html#l00282">qwt_polar_item.cpp:282</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_item_html_aa5222a54ed4578061f6af398a289ab0e"><div class="ttname"><a href="class_qwt_polar_item.html#aa5222a54ed4578061f6af398a289ab0e">QwtPolarItem::setItemAttribute</a></div><div class="ttdeci">void setItemAttribute(ItemAttribute, bool on=true)</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__item_8cpp_source.html#l00201">qwt_polar_item.cpp:201</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_item_html_acef8efd945a194b70a11ad39060de917"><div class="ttname"><a href="class_qwt_polar_item.html#acef8efd945a194b70a11ad39060de917">QwtPolarItem::setZ</a></div><div class="ttdeci">void setZ(double z)</div><div class="ttdoc">Set the z value.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__item_8cpp_source.html#l00142">qwt_polar_item.cpp:142</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_plot_html_abd78afb479d3e1cdb9c15c3a7ffaf159"><div class="ttname"><a href="class_qwt_polar_plot.html#abd78afb479d3e1cdb9c15c3a7ffaf159">QwtPolarPlot::plotRect</a></div><div class="ttdeci">QRectF plotRect() const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__plot_8cpp_source.html#l01120">qwt_polar_plot.cpp:1120</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_spectrogram_html_a109af767a738b23d7943496dc38e04be"><div class="ttname"><a href="class_qwt_polar_spectrogram.html#a109af767a738b23d7943496dc38e04be">QwtPolarSpectrogram::QwtPolarSpectrogram</a></div><div class="ttdeci">QwtPolarSpectrogram()</div><div class="ttdoc">Constructor.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__spectrogram_8cpp_source.html#l00058">qwt_polar_spectrogram.cpp:58</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_spectrogram_html_a1580bae0d09439f639b97a74a6b4b29e"><div class="ttname"><a href="class_qwt_polar_spectrogram.html#a1580bae0d09439f639b97a74a6b4b29e">QwtPolarSpectrogram::colorMap</a></div><div class="ttdeci">const QwtColorMap * colorMap() const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__spectrogram_8cpp_source.html#l00137">qwt_polar_spectrogram.cpp:137</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_spectrogram_html_a20de58e09d4972b0dddc34133d3fc955"><div class="ttname"><a href="class_qwt_polar_spectrogram.html#a20de58e09d4972b0dddc34133d3fc955">QwtPolarSpectrogram::data</a></div><div class="ttdeci">const QwtRasterData * data() const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__spectrogram_8cpp_source.html#l00106">qwt_polar_spectrogram.cpp:106</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_spectrogram_html_a2a6dc68b2e1aa6959b196223bfe2e974"><div class="ttname"><a href="class_qwt_polar_spectrogram.html#a2a6dc68b2e1aa6959b196223bfe2e974">QwtPolarSpectrogram::PaintAttribute</a></div><div class="ttdeci">PaintAttribute</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__spectrogram_8h_source.html#l00037">qwt_polar_spectrogram.h:38</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_spectrogram_html_a2a6dc68b2e1aa6959b196223bfe2e974a648db7c6b84aec213eaeea7698793288"><div class="ttname"><a href="class_qwt_polar_spectrogram.html#a2a6dc68b2e1aa6959b196223bfe2e974a648db7c6b84aec213eaeea7698793288">QwtPolarSpectrogram::ApproximatedAtan</a></div><div class="ttdeci">@ ApproximatedAtan</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__spectrogram_8h_source.html#l00045">qwt_polar_spectrogram.h:44</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_spectrogram_html_a37b631a8deea881f5a5b526810f5f131"><div class="ttname"><a href="class_qwt_polar_spectrogram.html#a37b631a8deea881f5a5b526810f5f131">QwtPolarSpectrogram::setData</a></div><div class="ttdeci">void setData(QwtRasterData *data)</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__spectrogram_8cpp_source.html#l00091">qwt_polar_spectrogram.cpp:91</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_spectrogram_html_a4586a2019e6942785e764281b961264b"><div class="ttname"><a href="class_qwt_polar_spectrogram.html#a4586a2019e6942785e764281b961264b">QwtPolarSpectrogram::~QwtPolarSpectrogram</a></div><div class="ttdeci">virtual ~QwtPolarSpectrogram()</div><div class="ttdoc">Destructor.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__spectrogram_8cpp_source.html#l00070">qwt_polar_spectrogram.cpp:70</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_spectrogram_html_a5a9d3b56a601ca2502ae9c6246e53724"><div class="ttname"><a href="class_qwt_polar_spectrogram.html#a5a9d3b56a601ca2502ae9c6246e53724">QwtPolarSpectrogram::rtti</a></div><div class="ttdeci">virtual int rtti() const override</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__spectrogram_8cpp_source.html#l00076">qwt_polar_spectrogram.cpp:76</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_spectrogram_html_a67b139ab25609fedd703e25b65ffe524"><div class="ttname"><a href="class_qwt_polar_spectrogram.html#a67b139ab25609fedd703e25b65ffe524">QwtPolarSpectrogram::setColorMap</a></div><div class="ttdeci">void setColorMap(QwtColorMap *)</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__spectrogram_8cpp_source.html#l00122">qwt_polar_spectrogram.cpp:122</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_spectrogram_html_a8cb2924bfa2bee7e9f03c8b87afd2f2f"><div class="ttname"><a href="class_qwt_polar_spectrogram.html#a8cb2924bfa2bee7e9f03c8b87afd2f2f">QwtPolarSpectrogram::renderImage</a></div><div class="ttdeci">virtual QImage renderImage(const QwtScaleMap &azimuthMap, const QwtScaleMap &radialMap, const QPointF &pole, const QRect &rect) const</div><div class="ttdoc">Render an image from the data and color map.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__spectrogram_8cpp_source.html#l00235">qwt_polar_spectrogram.cpp:235</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_spectrogram_html_ab18845ab247ca1f1020a6c7e9cb9f666"><div class="ttname"><a href="class_qwt_polar_spectrogram.html#ab18845ab247ca1f1020a6c7e9cb9f666">QwtPolarSpectrogram::setPaintAttribute</a></div><div class="ttdeci">void setPaintAttribute(PaintAttribute, bool on=true)</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__spectrogram_8cpp_source.html#l00149">qwt_polar_spectrogram.cpp:149</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_spectrogram_html_ac0684f56d3b1329c1542ae4113f005e8"><div class="ttname"><a href="class_qwt_polar_spectrogram.html#ac0684f56d3b1329c1542ae4113f005e8">QwtPolarSpectrogram::testPaintAttribute</a></div><div class="ttdeci">bool testPaintAttribute(PaintAttribute) const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__spectrogram_8cpp_source.html#l00162">qwt_polar_spectrogram.cpp:162</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_spectrogram_html_ad37a948d0cc5fcde570608124c624a76"><div class="ttname"><a href="class_qwt_polar_spectrogram.html#ad37a948d0cc5fcde570608124c624a76">QwtPolarSpectrogram::PaintAttributes</a></div><div class="ttdeci">QFlags< PaintAttribute > PaintAttributes</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__spectrogram_8h_source.html#l00047">qwt_polar_spectrogram.h:47</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_spectrogram_html_ade25528fbabf53052c43adf8de9a92c1"><div class="ttname"><a href="class_qwt_polar_spectrogram.html#ade25528fbabf53052c43adf8de9a92c1">QwtPolarSpectrogram::renderTile</a></div><div class="ttdeci">virtual void renderTile(const QwtScaleMap &azimuthMap, const QwtScaleMap &radialMap, const QPointF &pole, const QPoint &imagePos, const QRect &tile, QImage *image) const</div><div class="ttdoc">Render a sub-rectangle of an image.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__spectrogram_8cpp_source.html#l00343">qwt_polar_spectrogram.cpp:343</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_spectrogram_html_aeb3e2a6df2960c06d104fe3b80ca39be"><div class="ttname"><a href="class_qwt_polar_spectrogram.html#aeb3e2a6df2960c06d104fe3b80ca39be">QwtPolarSpectrogram::boundingInterval</a></div><div class="ttdeci">virtual QwtInterval boundingInterval(int scaleId) const override</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__spectrogram_8cpp_source.html#l00443">qwt_polar_spectrogram.cpp:443</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_spectrogram_html_aeb90f9e41dc95a8ae24b4322d7708ee8"><div class="ttname"><a href="class_qwt_polar_spectrogram.html#aeb90f9e41dc95a8ae24b4322d7708ee8">QwtPolarSpectrogram::draw</a></div><div class="ttdeci">virtual void draw(QPainter *painter, const QwtScaleMap &azimuthMap, const QwtScaleMap &radialMap, const QPointF &pole, double radius, const QRectF &canvasRect) const override</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__spectrogram_8cpp_source.html#l00177">qwt_polar_spectrogram.cpp:177</a></div></div>
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<div class="ttc" id="aclass_qwt_raster_data_html"><div class="ttname"><a href="class_qwt_raster_data.html">QwtRasterData</a></div><div class="ttdoc">QwtRasterData defines an interface to any type of raster data.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__raster__data_8h_source.html#l00042">qwt_raster_data.h:43</a></div></div>
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<div class="ttc" id="aclass_qwt_scale_map_html"><div class="ttname"><a href="class_qwt_scale_map.html">QwtScaleMap</a></div><div class="ttdoc">A scale map.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__scale__map_8h_source.html#l00026">qwt_scale_map.h:27</a></div></div>
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<div class="ttc" id="aclass_qwt_scale_map_html_a4d03a9fea3bd9b66a0b882b8b1a58f4b"><div class="ttname"><a href="class_qwt_scale_map.html#a4d03a9fea3bd9b66a0b882b8b1a58f4b">QwtScaleMap::p1</a></div><div class="ttdeci">double p1() const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__scale__map_8h_source.html#l00099">qwt_scale_map.h:99</a></div></div>
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<div class="ttc" id="aclass_qwt_scale_map_html_a504f1627e0e02ddac03d2ce46507b865"><div class="ttname"><a href="class_qwt_scale_map.html#a504f1627e0e02ddac03d2ce46507b865">QwtScaleMap::transform</a></div><div class="ttdeci">double transform(double s) const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__scale__map_8h_source.html#l00137">qwt_scale_map.h:137</a></div></div>
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<div class="ttc" id="aclass_qwt_scale_map_html_ab1ee6d62addf3f9cf091d425be9ac642"><div class="ttname"><a href="class_qwt_scale_map.html#ab1ee6d62addf3f9cf091d425be9ac642">QwtScaleMap::invTransform</a></div><div class="ttdeci">double invTransform(double p) const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__scale__map_8h_source.html#l00154">qwt_scale_map.h:154</a></div></div>
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<div class="ttc" id="aclass_qwt_text_html"><div class="ttname"><a href="class_qwt_text.html">QwtText</a></div><div class="ttdoc">A class representing a text.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__text_8h_source.html#l00051">qwt_text.h:52</a></div></div>
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