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<div class="title">qwt_polar_marker.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_marker.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_scale_map.h"</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include "qwt_symbol.h"</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include "qwt_text.h"</span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>  </div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include <qpainter.h></span></div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>  </div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> LabelDist = 2;</div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  </div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="keyword">class </span>QwtPolarMarker::PrivateData</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>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  PrivateData()</div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  : align( Qt::AlignCenter )</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>  <a class="code" href="class_qwt_polar_marker.html#af4f2a2fb448cde6b8a6a990959f562ea">symbol</a> = <span class="keyword">new</span> <a class="code" href="class_qwt_symbol.html">QwtSymbol</a>();</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="l00027"></a><span class="lineno"> 27</span>  </div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  ~PrivateData()</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">delete</span> <a class="code" href="class_qwt_polar_marker.html#af4f2a2fb448cde6b8a6a990959f562ea">symbol</a>;</div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  }</div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  </div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <a class="code" href="class_qwt_text.html">QwtText</a> <a class="code" href="class_qwt_polar_marker.html#af918a87440179a3a3392d8a4c8a25666">label</a>;</div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  Qt::Alignment align;</div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  QPen pen;</div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keyword">const</span> <a class="code" href="class_qwt_symbol.html">QwtSymbol</a>* <a class="code" href="class_qwt_polar_marker.html#af4f2a2fb448cde6b8a6a990959f562ea">symbol</a>;</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>  <a class="code" href="class_qwt_point_polar.html">QwtPointPolar</a> pos;</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>  </div>
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<div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="class_qwt_polar_marker.html#a88c2659eeab01c40bb8b4f4b4b4f01cd"> 42</a></span> <a class="code" href="class_qwt_polar_marker.html#a88c2659eeab01c40bb8b4f4b4b4f01cd">QwtPolarMarker::QwtPolarMarker</a>()</div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</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">"Marker"</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>  m_data = <span class="keyword">new</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>  <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="l00048"></a><span class="lineno"> 48</span>  <a class="code" href="class_qwt_polar_item.html#acef8efd945a194b70a11ad39060de917">setZ</a>( 30.0 );</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="l00052"></a><span class="lineno"><a class="line" href="class_qwt_polar_marker.html#a059123939c2d477e8e09fa7badb56679"> 52</a></span> <a class="code" href="class_qwt_polar_marker.html#a059123939c2d477e8e09fa7badb56679">QwtPolarMarker::~QwtPolarMarker</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="keyword">delete</span> m_data;</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_marker.html#a05d414061d74f4f5df97fe7ce2bf327e"> 58</a></span> <span class="keywordtype">int</span> <a class="code" href="class_qwt_polar_marker.html#a05d414061d74f4f5df97fe7ce2bf327e">QwtPolarMarker::rtti</a>()<span class="keyword"> const</span></div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="keyword"></span>{</div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keywordflow">return</span> <a class="code" href="class_qwt_polar_item.html#a6c03d774c1d089ec8603dd37879a9f4dab10c6fd2f1f1e9fa05eeb00100fe45c6">QwtPolarItem::Rtti_PolarMarker</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>  </div>
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<div class="line"><a name="l00064"></a><span class="lineno"><a class="line" href="class_qwt_polar_marker.html#a4f32d9e0083ea7a39dc8988de23382c0"> 64</a></span> <a class="code" href="class_qwt_point_polar.html">QwtPointPolar</a> <a class="code" href="class_qwt_polar_marker.html#a4f32d9e0083ea7a39dc8988de23382c0">QwtPolarMarker::position</a>()<span class="keyword"> const</span></div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="keyword"></span>{</div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keywordflow">return</span> m_data->pos;</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_marker.html#a6f419a2c80865b12f57200f59f1eeb64"> 70</a></span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_polar_marker.html#a6f419a2c80865b12f57200f59f1eeb64">QwtPolarMarker::setPosition</a>( <span class="keyword">const</span> <a class="code" href="class_qwt_point_polar.html">QwtPointPolar</a>& pos )</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="keywordflow">if</span> ( m_data->pos != pos )</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>  m_data->pos = pos;</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <a class="code" href="class_qwt_polar_item.html#a0fa7263683e0982892162174328a55c1">itemChanged</a>();</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  }</div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> }</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  </div>
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<div class="line"><a name="l00089"></a><span class="lineno"><a class="line" href="class_qwt_polar_marker.html#a9a08c60cd59f31684edc537e3071e04b"> 89</a></span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_polar_marker.html#a9a08c60cd59f31684edc537e3071e04b">QwtPolarMarker::draw</a>( QPainter* painter,</div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</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="l00091"></a><span class="lineno"> 91</span>  <span class="keyword">const</span> QPointF& pole, <span class="keywordtype">double</span> radius,</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keyword">const</span> QRectF& canvasRect )<span class="keyword"> const</span></div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="keyword"></span>{</div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  Q_UNUSED( radius );</div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  Q_UNUSED( canvasRect );</div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  </div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> r = radialMap.<a class="code" href="class_qwt_scale_map.html#a504f1627e0e02ddac03d2ce46507b865">transform</a>( m_data->pos.radius() );</div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> a = azimuthMap.<a class="code" href="class_qwt_scale_map.html#a504f1627e0e02ddac03d2ce46507b865">transform</a>( m_data->pos.azimuth() );</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>  <span class="keyword">const</span> QPointF pos = qwtPolar2Pos( pole, r, a );</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="l00102"></a><span class="lineno"> 102</span>  </div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="comment">// draw symbol</span></div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  QSize sSym( 0, 0 );</div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keywordflow">if</span> ( m_data->symbol->style() != <a class="code" href="class_qwt_symbol.html#a62f457952470c2076962e83ef2c24d2fac3089b3993834683204a7bda52e763d3">QwtSymbol::NoSymbol</a> )</div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  {</div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  sSym = m_data->symbol->size();</div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  m_data->symbol->drawSymbol( painter, pos );</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="l00111"></a><span class="lineno"> 111</span>  <span class="comment">// draw label</span></div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordflow">if</span> ( !m_data->label.isEmpty() )</div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  {</div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keywordtype">int</span> xlw = qMax( <span class="keywordtype">int</span>( m_data->pen.width() ), 1 );</div>
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<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keywordtype">int</span> ylw = xlw;</div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  </div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keywordtype">int</span> xlw1 = qMax( ( xlw + 1 ) / 2, ( sSym.width() + 1 ) / 2 ) + LabelDist;</div>
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<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  xlw = qMax( xlw / 2, ( sSym.width() + 1 ) / 2 ) + LabelDist;</div>
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<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="keywordtype">int</span> ylw1 = qMax( ( ylw + 1 ) / 2, ( sSym.height() + 1 ) / 2 ) + LabelDist;</div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  ylw = qMax( ylw / 2, ( sSym.height() + 1 ) / 2 ) + LabelDist;</div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  </div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  QRect tr( QPoint( 0, 0 ), m_data->label.textSize( painter->font() ).toSize() );</div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  tr.moveCenter( QPoint( 0, 0 ) );</div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  </div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keywordtype">int</span> dx = pos.x();</div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keywordtype">int</span> dy = pos.y();</div>
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<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  </div>
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<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keywordflow">if</span> ( m_data->align & Qt::AlignTop )</div>
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<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  dy += tr.y() - ylw1;</div>
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<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( m_data->align & Qt::AlignBottom )</div>
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<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  dy -= tr.y() - ylw1;</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="l00133"></a><span class="lineno"> 133</span>  <span class="keywordflow">if</span> ( m_data->align & Qt::AlignLeft )</div>
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<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  dx += tr.x() - xlw1;</div>
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<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( m_data->align & Qt::AlignRight )</div>
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<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  dx -= tr.x() - xlw1;</div>
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<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  </div>
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<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  tr.translate( dx, dy );</div>
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<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  m_data->label.draw( painter, tr );</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="l00142"></a><span class="lineno"> 142</span>  </div>
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<div class="line"><a name="l00148"></a><span class="lineno"><a class="line" href="class_qwt_polar_marker.html#a0a416aa96c69f57d24a5f4d2021dc501"> 148</a></span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_polar_marker.html#a0a416aa96c69f57d24a5f4d2021dc501">QwtPolarMarker::setSymbol</a>( <span class="keyword">const</span> <a class="code" href="class_qwt_symbol.html">QwtSymbol</a>* symbol )</div>
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<div class="line"><a name="l00149"></a><span class="lineno"> 149</span> {</div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordflow">if</span> ( m_data->symbol != <a class="code" href="class_qwt_polar_marker.html#af4f2a2fb448cde6b8a6a990959f562ea">symbol</a> )</div>
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<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  {</div>
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<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keyword">delete</span> m_data->symbol;</div>
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<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  m_data->symbol = <a class="code" href="class_qwt_polar_marker.html#af4f2a2fb448cde6b8a6a990959f562ea">symbol</a>;</div>
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<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <a class="code" href="class_qwt_polar_item.html#a0fa7263683e0982892162174328a55c1">itemChanged</a>();</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="l00157"></a><span class="lineno"> 157</span>  </div>
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<div class="line"><a name="l00162"></a><span class="lineno"><a class="line" href="class_qwt_polar_marker.html#af4f2a2fb448cde6b8a6a990959f562ea"> 162</a></span> <span class="keyword">const</span> <a class="code" href="class_qwt_symbol.html">QwtSymbol</a>* <a class="code" href="class_qwt_polar_marker.html#af4f2a2fb448cde6b8a6a990959f562ea">QwtPolarMarker::symbol</a>()<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->symbol;</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="l00172"></a><span class="lineno"><a class="line" href="class_qwt_polar_marker.html#a215881a4b8883ecc2e2f7fa2ba6d822d"> 172</a></span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_polar_marker.html#a215881a4b8883ecc2e2f7fa2ba6d822d">QwtPolarMarker::setLabel</a>( <span class="keyword">const</span> <a class="code" href="class_qwt_text.html">QwtText</a>& label )</div>
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<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> {</div>
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<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_polar_marker.html#af918a87440179a3a3392d8a4c8a25666">label</a> != m_data->label )</div>
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<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  {</div>
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<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  m_data->label = <a class="code" href="class_qwt_polar_marker.html#af918a87440179a3a3392d8a4c8a25666">label</a>;</div>
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<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <a class="code" href="class_qwt_polar_item.html#a0fa7263683e0982892162174328a55c1">itemChanged</a>();</div>
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<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  }</div>
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<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> }</div>
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<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  </div>
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<div class="line"><a name="l00185"></a><span class="lineno"><a class="line" href="class_qwt_polar_marker.html#af918a87440179a3a3392d8a4c8a25666"> 185</a></span> <a class="code" href="class_qwt_text.html">QwtText</a> <a class="code" href="class_qwt_polar_marker.html#af918a87440179a3a3392d8a4c8a25666">QwtPolarMarker::label</a>()<span class="keyword"> const</span></div>
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<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> <span class="keyword"></span>{</div>
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<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="keywordflow">return</span> m_data->label;</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>  </div>
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<div class="line"><a name="l00201"></a><span class="lineno"><a class="line" href="class_qwt_polar_marker.html#a09f72cfe702be202dcb0fbca2c93eb31"> 201</a></span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_polar_marker.html#a09f72cfe702be202dcb0fbca2c93eb31">QwtPolarMarker::setLabelAlignment</a>( Qt::Alignment align )</div>
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<div class="line"><a name="l00202"></a><span class="lineno"> 202</span> {</div>
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<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keywordflow">if</span> ( align == m_data->align )</div>
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<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="keywordflow">return</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>  m_data->align = align;</div>
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<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <a class="code" href="class_qwt_polar_item.html#a0fa7263683e0982892162174328a55c1">itemChanged</a>();</div>
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<div class="line"><a name="l00208"></a><span class="lineno"> 208</span> }</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="l00214"></a><span class="lineno"><a class="line" href="class_qwt_polar_marker.html#a5088e38e69ca81e5fe7b0b631471ebf8"> 214</a></span> Qt::Alignment <a class="code" href="class_qwt_polar_marker.html#a5088e38e69ca81e5fe7b0b631471ebf8">QwtPolarMarker::labelAlignment</a>()<span class="keyword"> const</span></div>
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<div class="line"><a name="l00215"></a><span class="lineno"> 215</span> <span class="keyword"></span>{</div>
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<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <span class="keywordflow">return</span> m_data->align;</div>
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<div class="line"><a name="l00217"></a><span class="lineno"> 217</span> }</div>
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<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  </div>
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<div class="line"><a name="l00228"></a><span class="lineno"><a class="line" href="class_qwt_polar_marker.html#a2e8e72cdea5256ecfb3d0ef0a352f7ff"> 228</a></span> <a class="code" href="class_qwt_interval.html">QwtInterval</a> <a class="code" href="class_qwt_polar_marker.html#a2e8e72cdea5256ecfb3d0ef0a352f7ff">QwtPolarMarker::boundingInterval</a>( <span class="keywordtype">int</span> scaleId )<span class="keyword"> const</span></div>
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<div class="line"><a name="l00229"></a><span class="lineno"> 229</span> <span class="keyword"></span>{</div>
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<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> v = ( scaleId == QwtPolar::ScaleRadius )</div>
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<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  ? m_data->pos.radius() : m_data->pos.azimuth();</div>
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<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  </div>
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<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="keywordflow">return</span> <a class="code" href="class_qwt_interval.html">QwtInterval</a>( v, v );</div>
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<div class="line"><a name="l00234"></a><span class="lineno"> 234</span> }</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_point_polar_html"><div class="ttname"><a href="class_qwt_point_polar.html">QwtPointPolar</a></div><div class="ttdoc">A point in polar coordinates.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__point__polar_8h_source.html#l00028">qwt_point_polar.h:29</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_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_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_a6c03d774c1d089ec8603dd37879a9f4dab10c6fd2f1f1e9fa05eeb00100fe45c6"><div class="ttname"><a href="class_qwt_polar_item.html#a6c03d774c1d089ec8603dd37879a9f4dab10c6fd2f1f1e9fa05eeb00100fe45c6">QwtPolarItem::Rtti_PolarMarker</a></div><div class="ttdeci">@ Rtti_PolarMarker</div><div class="ttdoc">For QwtPolarMarker.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__item_8h_source.html#l00055">qwt_polar_item.h:55</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_marker_html_a059123939c2d477e8e09fa7badb56679"><div class="ttname"><a href="class_qwt_polar_marker.html#a059123939c2d477e8e09fa7badb56679">QwtPolarMarker::~QwtPolarMarker</a></div><div class="ttdeci">virtual ~QwtPolarMarker()</div><div class="ttdoc">Destructor.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__marker_8cpp_source.html#l00052">qwt_polar_marker.cpp:52</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_marker_html_a05d414061d74f4f5df97fe7ce2bf327e"><div class="ttname"><a href="class_qwt_polar_marker.html#a05d414061d74f4f5df97fe7ce2bf327e">QwtPolarMarker::rtti</a></div><div class="ttdeci">virtual int rtti() const override</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__marker_8cpp_source.html#l00058">qwt_polar_marker.cpp:58</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_marker_html_a09f72cfe702be202dcb0fbca2c93eb31"><div class="ttname"><a href="class_qwt_polar_marker.html#a09f72cfe702be202dcb0fbca2c93eb31">QwtPolarMarker::setLabelAlignment</a></div><div class="ttdeci">void setLabelAlignment(Qt::Alignment)</div><div class="ttdoc">Set the alignment of the label.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__marker_8cpp_source.html#l00201">qwt_polar_marker.cpp:201</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_marker_html_a0a416aa96c69f57d24a5f4d2021dc501"><div class="ttname"><a href="class_qwt_polar_marker.html#a0a416aa96c69f57d24a5f4d2021dc501">QwtPolarMarker::setSymbol</a></div><div class="ttdeci">void setSymbol(const QwtSymbol *s)</div><div class="ttdoc">Assign a symbol.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__marker_8cpp_source.html#l00148">qwt_polar_marker.cpp:148</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_marker_html_a215881a4b8883ecc2e2f7fa2ba6d822d"><div class="ttname"><a href="class_qwt_polar_marker.html#a215881a4b8883ecc2e2f7fa2ba6d822d">QwtPolarMarker::setLabel</a></div><div class="ttdeci">void setLabel(const QwtText &)</div><div class="ttdoc">Set the label.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__marker_8cpp_source.html#l00172">qwt_polar_marker.cpp:172</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_marker_html_a2e8e72cdea5256ecfb3d0ef0a352f7ff"><div class="ttname"><a href="class_qwt_polar_marker.html#a2e8e72cdea5256ecfb3d0ef0a352f7ff">QwtPolarMarker::boundingInterval</a></div><div class="ttdeci">virtual QwtInterval boundingInterval(int scaleId) const override</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__marker_8cpp_source.html#l00228">qwt_polar_marker.cpp:228</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_marker_html_a4f32d9e0083ea7a39dc8988de23382c0"><div class="ttname"><a href="class_qwt_polar_marker.html#a4f32d9e0083ea7a39dc8988de23382c0">QwtPolarMarker::position</a></div><div class="ttdeci">QwtPointPolar position() const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__marker_8cpp_source.html#l00064">qwt_polar_marker.cpp:64</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_marker_html_a5088e38e69ca81e5fe7b0b631471ebf8"><div class="ttname"><a href="class_qwt_polar_marker.html#a5088e38e69ca81e5fe7b0b631471ebf8">QwtPolarMarker::labelAlignment</a></div><div class="ttdeci">Qt::Alignment labelAlignment() const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__marker_8cpp_source.html#l00214">qwt_polar_marker.cpp:214</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_marker_html_a6f419a2c80865b12f57200f59f1eeb64"><div class="ttname"><a href="class_qwt_polar_marker.html#a6f419a2c80865b12f57200f59f1eeb64">QwtPolarMarker::setPosition</a></div><div class="ttdeci">void setPosition(const QwtPointPolar &)</div><div class="ttdoc">Change the position of the marker.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__marker_8cpp_source.html#l00070">qwt_polar_marker.cpp:70</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_marker_html_a88c2659eeab01c40bb8b4f4b4b4f01cd"><div class="ttname"><a href="class_qwt_polar_marker.html#a88c2659eeab01c40bb8b4f4b4b4f01cd">QwtPolarMarker::QwtPolarMarker</a></div><div class="ttdeci">QwtPolarMarker()</div><div class="ttdoc">Sets alignment to Qt::AlignCenter, and style to NoLine.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__marker_8cpp_source.html#l00042">qwt_polar_marker.cpp:42</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_marker_html_a9a08c60cd59f31684edc537e3071e04b"><div class="ttname"><a href="class_qwt_polar_marker.html#a9a08c60cd59f31684edc537e3071e04b">QwtPolarMarker::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__marker_8cpp_source.html#l00089">qwt_polar_marker.cpp:89</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_marker_html_af4f2a2fb448cde6b8a6a990959f562ea"><div class="ttname"><a href="class_qwt_polar_marker.html#af4f2a2fb448cde6b8a6a990959f562ea">QwtPolarMarker::symbol</a></div><div class="ttdeci">const QwtSymbol * symbol() const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__marker_8cpp_source.html#l00162">qwt_polar_marker.cpp:162</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_marker_html_af918a87440179a3a3392d8a4c8a25666"><div class="ttname"><a href="class_qwt_polar_marker.html#af918a87440179a3a3392d8a4c8a25666">QwtPolarMarker::label</a></div><div class="ttdeci">QwtText label() const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__marker_8cpp_source.html#l00185">qwt_polar_marker.cpp:185</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_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_symbol_html"><div class="ttname"><a href="class_qwt_symbol.html">QwtSymbol</a></div><div class="ttdoc">A class for drawing symbols.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__symbol_8h_source.html#l00031">qwt_symbol.h:32</a></div></div>
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<div class="ttc" id="aclass_qwt_symbol_html_a62f457952470c2076962e83ef2c24d2fac3089b3993834683204a7bda52e763d3"><div class="ttname"><a href="class_qwt_symbol.html#a62f457952470c2076962e83ef2c24d2fac3089b3993834683204a7bda52e763d3">QwtSymbol::NoSymbol</a></div><div class="ttdeci">@ NoSymbol</div><div class="ttdoc">No Style. The symbol cannot be drawn.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__symbol_8h_source.html#l00041">qwt_symbol.h:41</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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<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li><li class="navelem"><b>qwt_polar_marker.cpp</b></li>
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