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<div class="title">qwt_polar_canvas.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_canvas.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_plot.h"</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include "qwt_painter.h"</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>  </div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include <qpainter.h></span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include <qevent.h></span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include <qpixmap.h></span></div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include <qstyle.h></span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include <qstyleoption.h></span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#ifdef Q_WS_X11</span></div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include <qx11info_x11.h></span></div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  </div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> qwtDrawStyledBackground(</div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  QWidget* widget, QPainter* painter )</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>  QStyleOption opt;</div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  opt.initFrom( widget );</div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  widget->style()->drawPrimitive( QStyle::PE_Widget, &opt, painter, widget );</div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> }</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">static</span> QWidget* qwtBackgroundWidget( QWidget* w )</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>  <span class="keywordflow">if</span> ( w->parentWidget() == NULL )</div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="keywordflow">return</span> w;</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>  <span class="keywordflow">if</span> ( w->autoFillBackground() )</div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  {</div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keyword">const</span> QBrush brush = w->palette().brush( w->backgroundRole() );</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keywordflow">if</span> ( brush.color().alpha() > 0 )</div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keywordflow">return</span> w;</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="l00041"></a><span class="lineno"> 41</span>  </div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keywordflow">if</span> ( w->testAttribute( Qt::WA_StyledBackground ) )</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>  QImage image( 1, 1, QImage::Format_ARGB32 );</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  image.fill( Qt::transparent );</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>  QPainter painter( &image );</div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  painter.translate( -w->rect().center() );</div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  qwtDrawStyledBackground( w, &painter );</div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  painter.end();</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  </div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keywordflow">if</span> ( qAlpha( image.pixel( 0, 0 ) ) != 0 )</div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keywordflow">return</span> w;</div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  }</div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  </div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keywordflow">return</span> qwtBackgroundWidget( w->parentWidget() );</div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> }</div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  </div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="keyword">class </span>QwtPolarCanvas::PrivateData</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>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  PrivateData()</div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  : <a class="code" href="class_qwt_polar_canvas.html#ad54cdb87c053882b5567753d7dfa6072">backingStore</a>( NULL )</div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</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>  </div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  ~PrivateData()</div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  {</div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keyword">delete</span> <a class="code" href="class_qwt_polar_canvas.html#ad54cdb87c053882b5567753d7dfa6072">backingStore</a>;</div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  }</div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  </div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <a class="code" href="class_qwt_polar_canvas.html#a1fe73f1cc6086c16dbbce571db807a6a">QwtPolarCanvas::PaintAttributes</a> paintAttributes;</div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  QPixmap* <a class="code" href="class_qwt_polar_canvas.html#ad54cdb87c053882b5567753d7dfa6072">backingStore</a>;</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="l00075"></a><span class="lineno"> 75</span>  </div>
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<div class="line"><a name="l00077"></a><span class="lineno"><a class="line" href="class_qwt_polar_canvas.html#aa5f39d822a71e056b4735da113a0a4e5"> 77</a></span> <a class="code" href="class_qwt_polar_canvas.html#aa5f39d822a71e056b4735da113a0a4e5">QwtPolarCanvas::QwtPolarCanvas</a>( <a class="code" href="class_qwt_polar_plot.html">QwtPolarPlot</a>* plot )</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  : QFrame( plot )</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>  m_data = <span class="keyword">new</span> PrivateData;</div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  </div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="preprocessor">#ifndef QT_NO_CURSOR</span></div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  setCursor( Qt::CrossCursor );</div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  setFocusPolicy( Qt::WheelFocus );</div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  </div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <a class="code" href="class_qwt_polar_canvas.html#ae7010120b9f6905bd31f748775c80b6c">setPaintAttribute</a>( <a class="code" href="class_qwt_polar_canvas.html#a371f88face8daaac6cd556e5f7596613ab8c07aaa7ba2c8833fd4d0cfd9955829">BackingStore</a>, <span class="keyword">true</span> );</div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> }</div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  </div>
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<div class="line"><a name="l00091"></a><span class="lineno"><a class="line" href="class_qwt_polar_canvas.html#aaf0b8442dc8b32353d7705c9dcc28bc0"> 91</a></span> <a class="code" href="class_qwt_polar_canvas.html#aaf0b8442dc8b32353d7705c9dcc28bc0">QwtPolarCanvas::~QwtPolarCanvas</a>()</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="keyword">delete</span> m_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>  </div>
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<div class="line"><a name="l00097"></a><span class="lineno"><a class="line" href="class_qwt_polar_canvas.html#a2f3dc31a8c28390e3a7ec13cab60250e"> 97</a></span> <a class="code" href="class_qwt_polar_plot.html">QwtPolarPlot</a>* <a class="code" href="class_qwt_polar_canvas.html#a2f3dc31a8c28390e3a7ec13cab60250e">QwtPolarCanvas::plot</a>()</div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> {</div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordflow">return</span> qobject_cast< QwtPolarPlot* >( parent() );</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="l00103"></a><span class="lineno"><a class="line" href="class_qwt_polar_canvas.html#a1beed9ad6999fa4322df146357ebdb09"> 103</a></span> <span class="keyword">const</span> <a class="code" href="class_qwt_polar_plot.html">QwtPolarPlot</a>* <a class="code" href="class_qwt_polar_canvas.html#a2f3dc31a8c28390e3a7ec13cab60250e">QwtPolarCanvas::plot</a>()<span class="keyword"> const</span></div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="keyword"></span>{</div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keywordflow">return</span> qobject_cast< QwtPolarPlot* >( parent() );</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>  </div>
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<div class="line"><a name="l00118"></a><span class="lineno"><a class="line" href="class_qwt_polar_canvas.html#ae7010120b9f6905bd31f748775c80b6c"> 118</a></span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_polar_canvas.html#ae7010120b9f6905bd31f748775c80b6c">QwtPolarCanvas::setPaintAttribute</a>( <a class="code" href="class_qwt_polar_canvas.html#a371f88face8daaac6cd556e5f7596613">PaintAttribute</a> attribute, <span class="keywordtype">bool</span> on )</div>
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<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> {</div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keywordflow">if</span> ( <span class="keywordtype">bool</span>( m_data->paintAttributes & attribute ) == on )</div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  </div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keywordflow">if</span> ( on )</div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  m_data->paintAttributes |= attribute;</div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keywordflow">else</span></div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  m_data->paintAttributes &= ~attribute;</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">switch</span>( attribute )</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>  <span class="keywordflow">case</span> <a class="code" href="class_qwt_polar_canvas.html#a371f88face8daaac6cd556e5f7596613ab8c07aaa7ba2c8833fd4d0cfd9955829">BackingStore</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>  <span class="keywordflow">if</span> ( on )</div>
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<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  {</div>
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<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keywordflow">if</span> ( m_data->backingStore == NULL )</div>
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<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  m_data->backingStore = <span class="keyword">new</span> QPixmap();</div>
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<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  </div>
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<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keywordflow">if</span> ( isVisible() )</div>
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<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  {</div>
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<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keyword">const</span> QRect cr = contentsRect();</div>
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<div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="preprocessor">#if QT_VERSION >= 0x050000</span></div>
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<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  *m_data->backingStore = grab( cr );</div>
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<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="preprocessor">#else</span></div>
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<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  *m_data->backingStore = QPixmap::grabWidget( <span class="keyword">this</span>, cr );</div>
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<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  }</div>
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<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  }</div>
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<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keywordflow">else</span></div>
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<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  {</div>
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<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keyword">delete</span> m_data->backingStore;</div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  m_data->backingStore = NULL;</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="keywordflow">break</span>;</div>
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<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  }</div>
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<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  }</div>
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<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> }</div>
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<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  </div>
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<div class="line"><a name="l00164"></a><span class="lineno"><a class="line" href="class_qwt_polar_canvas.html#a9834b8341d95b4435baf7774ca390328"> 164</a></span> <span class="keywordtype">bool</span> <a class="code" href="class_qwt_polar_canvas.html#a9834b8341d95b4435baf7774ca390328">QwtPolarCanvas::testPaintAttribute</a>( <a class="code" href="class_qwt_polar_canvas.html#a371f88face8daaac6cd556e5f7596613">PaintAttribute</a> attribute )<span class="keyword"> const</span></div>
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<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="keyword"></span>{</div>
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<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordflow">return</span> ( m_data->paintAttributes & attribute ) != 0;</div>
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<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> }</div>
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<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  </div>
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<div class="line"><a name="l00170"></a><span class="lineno"><a class="line" href="class_qwt_polar_canvas.html#ad54cdb87c053882b5567753d7dfa6072"> 170</a></span> <span class="keyword">const</span> QPixmap* <a class="code" href="class_qwt_polar_canvas.html#ad54cdb87c053882b5567753d7dfa6072">QwtPolarCanvas::backingStore</a>()<span class="keyword"> const</span></div>
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<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="keyword"></span>{</div>
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<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keywordflow">return</span> m_data->backingStore;</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>  </div>
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<div class="line"><a name="l00176"></a><span class="lineno"><a class="line" href="class_qwt_polar_canvas.html#a4afef808e10242a83a26f4b856aa4cef"> 176</a></span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_polar_canvas.html#a4afef808e10242a83a26f4b856aa4cef">QwtPolarCanvas::invalidateBackingStore</a>()</div>
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<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> {</div>
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<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keywordflow">if</span> ( m_data->backingStore )</div>
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<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  *m_data->backingStore = QPixmap();</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="l00181"></a><span class="lineno"> 181</span>  </div>
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<div class="line"><a name="l00186"></a><span class="lineno"><a class="line" href="class_qwt_polar_canvas.html#a6ec2cf0f674a6aa0d5478de546de6f84"> 186</a></span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_polar_canvas.html#a6ec2cf0f674a6aa0d5478de546de6f84">QwtPolarCanvas::paintEvent</a>( QPaintEvent* event )</div>
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<div class="line"><a name="l00187"></a><span class="lineno"> 187</span> {</div>
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<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  QPainter painter( <span class="keyword">this</span> );</div>
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|
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  painter.setClipRegion( event->region() );</div>
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<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  </div>
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<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="keywordflow">if</span> ( ( m_data->paintAttributes & <a class="code" href="class_qwt_polar_canvas.html#a371f88face8daaac6cd556e5f7596613ab8c07aaa7ba2c8833fd4d0cfd9955829">BackingStore</a> )</div>
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|
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  && m_data->backingStore != NULL )</div>
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<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  {</div>
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<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  QPixmap& bs = *m_data->backingStore;</div>
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<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="keywordflow">if</span> ( bs.size() != size() )</div>
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<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  {</div>
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<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  bs = QPixmap( size() );</div>
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|
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span> <span class="preprocessor">#ifdef Q_WS_X11</span></div>
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|
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="keywordflow">if</span> ( bs.x11Info().screen() != x11Info().screen() )</div>
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|
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  bs.x11SetScreen( x11Info().screen() );</div>
|
|
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  </div>
|
|
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  QPainter p;</div>
|
|
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  </div>
|
|
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="keywordflow">if</span> ( testAttribute( Qt::WA_StyledBackground ) )</div>
|
|
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  {</div>
|
|
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  p.begin( &bs );</div>
|
|
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  qwtDrawStyledBackground( <span class="keyword">this</span>, &p );</div>
|
|
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  }</div>
|
|
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="keywordflow">else</span></div>
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<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  {</div>
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|
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="keywordflow">if</span> ( autoFillBackground() )</div>
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|
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  {</div>
|
|
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  p.begin( &bs );</div>
|
|
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  p.fillRect( rect(), palette().brush( backgroundRole() ) );</div>
|
|
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  }</div>
|
|
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  {</div>
|
|
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  QWidget* bgWidget = qwtBackgroundWidget( <a class="code" href="class_qwt_polar_canvas.html#a2f3dc31a8c28390e3a7ec13cab60250e">plot</a>() );</div>
|
|
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  </div>
|
|
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <a class="code" href="class_qwt_painter.html#ab3207c4d8ee4ce7fd472f8faefb93657">QwtPainter::fillPixmap</a>( bgWidget, bs,</div>
|
|
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  mapTo( bgWidget, rect().topLeft() ) );</div>
|
|
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  </div>
|
|
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  p.begin( &bs );</div>
|
|
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  }</div>
|
|
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  }</div>
|
|
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  </div>
|
|
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <a class="code" href="class_qwt_polar_canvas.html#a2f3dc31a8c28390e3a7ec13cab60250e">plot</a>()-><a class="code" href="class_qwt_polar_plot.html#a2a8350cbd76d8e0f194eb371f347fce2">drawCanvas</a>( &p, contentsRect() );</div>
|
|
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  </div>
|
|
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="keywordflow">if</span> ( frameWidth() > 0 )</div>
|
|
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  drawFrame( &p );</div>
|
|
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  }</div>
|
|
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  </div>
|
|
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  painter.drawPixmap( 0, 0, *m_data->backingStore );</div>
|
|
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  }</div>
|
|
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  {</div>
|
|
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  qwtDrawStyledBackground( <span class="keyword">this</span>, &painter );</div>
|
|
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  </div>
|
|
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <a class="code" href="class_qwt_polar_canvas.html#a2f3dc31a8c28390e3a7ec13cab60250e">plot</a>()-><a class="code" href="class_qwt_polar_plot.html#a2a8350cbd76d8e0f194eb371f347fce2">drawCanvas</a>( &painter, contentsRect() );</div>
|
|
<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>  <span class="keywordflow">if</span> ( frameWidth() > 0 )</div>
|
|
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  drawFrame( &painter );</div>
|
|
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  }</div>
|
|
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span> }</div>
|
|
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  </div>
|
|
<div class="line"><a name="l00251"></a><span class="lineno"><a class="line" href="class_qwt_polar_canvas.html#ab61788d26953d8e8be220379e8b74f26"> 251</a></span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_polar_canvas.html#ab61788d26953d8e8be220379e8b74f26">QwtPolarCanvas::resizeEvent</a>( QResizeEvent* event )</div>
|
|
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span> {</div>
|
|
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  QFrame::resizeEvent( event );</div>
|
|
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  </div>
|
|
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <span class="keywordflow">for</span> ( <span class="keywordtype">int</span> scaleId = 0; scaleId < QwtPolar::ScaleCount; scaleId++ )</div>
|
|
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <a class="code" href="class_qwt_polar_canvas.html#a2f3dc31a8c28390e3a7ec13cab60250e">plot</a>()-><a class="code" href="class_qwt_polar_plot.html#a970b9df01bc032ad6b028232d4bea7f1">updateScale</a>( scaleId );</div>
|
|
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span> }</div>
|
|
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  </div>
|
|
<div class="line"><a name="l00267"></a><span class="lineno"><a class="line" href="class_qwt_polar_canvas.html#a59b8ed7fb1726bd82b60a0298a46f076"> 267</a></span> <a class="code" href="class_qwt_point_polar.html">QwtPointPolar</a> <a class="code" href="class_qwt_polar_canvas.html#a59b8ed7fb1726bd82b60a0298a46f076">QwtPolarCanvas::invTransform</a>( <span class="keyword">const</span> QPoint& pos )<span class="keyword"> const</span></div>
|
|
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span> <span class="keyword"></span>{</div>
|
|
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="keyword">const</span> <a class="code" href="class_qwt_polar_plot.html">QwtPolarPlot</a>* pl = <a class="code" href="class_qwt_polar_canvas.html#a2f3dc31a8c28390e3a7ec13cab60250e">plot</a>();</div>
|
|
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  </div>
|
|
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <span class="keyword">const</span> <a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a> azimuthMap = pl-><a class="code" href="class_qwt_polar_plot.html#a2132ddaed311cae3f7242b49216c694c">scaleMap</a>( QwtPolar::Azimuth );</div>
|
|
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  <span class="keyword">const</span> <a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a> radialMap = pl-><a class="code" href="class_qwt_polar_plot.html#a2132ddaed311cae3f7242b49216c694c">scaleMap</a>( QwtPolar::Radius );</div>
|
|
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  </div>
|
|
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="keyword">const</span> QPointF center = pl-><a class="code" href="class_qwt_polar_plot.html#abd78afb479d3e1cdb9c15c3a7ffaf159">plotRect</a>().center();</div>
|
|
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  </div>
|
|
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <span class="keywordtype">double</span> dx = pos.x() - center.x();</div>
|
|
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="keywordtype">double</span> dy = -( pos.y() - center.y() );</div>
|
|
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  </div>
|
|
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="keyword">const</span> <a class="code" href="class_qwt_point_polar.html">QwtPointPolar</a> polarPos = <a class="code" href="class_qwt_point_polar.html">QwtPointPolar</a>( QPoint( dx, dy ) ).<a class="code" href="class_qwt_point_polar.html#aab6516a84d4e0a5850f26e4dbaaad0c8">normalized</a>();</div>
|
|
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  </div>
|
|
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="keywordtype">double</span> azimuth = azimuthMap.<a class="code" href="class_qwt_scale_map.html#ab1ee6d62addf3f9cf091d425be9ac642">invTransform</a>( polarPos.<a class="code" href="class_qwt_point_polar.html#a4b3ebfcbe0d9b6a7e0b39e50d2895510">azimuth</a>() );</div>
|
|
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  </div>
|
|
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  <span class="comment">// normalize the azimuth</span></div>
|
|
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="keywordtype">double</span> min = azimuthMap.<a class="code" href="class_qwt_scale_map.html#a64b15c76aa63a521447215018c75bf37">s1</a>();</div>
|
|
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <span class="keywordtype">double</span> max = azimuthMap.<a class="code" href="class_qwt_scale_map.html#a7c8c969923c15880c4620be1d814ef18">s2</a>();</div>
|
|
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <span class="keywordflow">if</span> ( max < min )</div>
|
|
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  qSwap( min, max );</div>
|
|
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  </div>
|
|
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <span class="keywordflow">if</span> ( azimuth < min )</div>
|
|
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  {</div>
|
|
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  azimuth += max - min;</div>
|
|
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  }</div>
|
|
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( azimuth > max )</div>
|
|
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  {</div>
|
|
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  azimuth -= max - min;</div>
|
|
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  }</div>
|
|
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  </div>
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<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> radius = radialMap.<a class="code" href="class_qwt_scale_map.html#ab1ee6d62addf3f9cf091d425be9ac642">invTransform</a>( polarPos.<a class="code" href="class_qwt_point_polar.html#a20a4dd477b5b204b080fed08aa04a7ce">radius</a>() );</div>
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<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  </div>
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<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <span class="keywordflow">return</span> <a class="code" href="class_qwt_point_polar.html">QwtPointPolar</a>( azimuth, radius );</div>
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<div class="line"><a name="l00301"></a><span class="lineno"> 301</span> }</div>
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<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  </div>
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<div class="line"><a name="l00310"></a><span class="lineno"><a class="line" href="class_qwt_polar_canvas.html#a5a74140354315002c9560bee0f3591d8"> 310</a></span> QPoint <a class="code" href="class_qwt_polar_canvas.html#a5a74140354315002c9560bee0f3591d8">QwtPolarCanvas::transform</a>( <span class="keyword">const</span> <a class="code" href="class_qwt_point_polar.html">QwtPointPolar</a>& polarPos )<span class="keyword"> const</span></div>
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<div class="line"><a name="l00311"></a><span class="lineno"> 311</span> <span class="keyword"></span>{</div>
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<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="keyword">const</span> <a class="code" href="class_qwt_polar_plot.html">QwtPolarPlot</a>* pl = <a class="code" href="class_qwt_polar_canvas.html#a2f3dc31a8c28390e3a7ec13cab60250e">plot</a>();</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>  <span class="keyword">const</span> <a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a> azimuthMap = pl-><a class="code" href="class_qwt_polar_plot.html#a2132ddaed311cae3f7242b49216c694c">scaleMap</a>( QwtPolar::Azimuth );</div>
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<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="keyword">const</span> <a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a> radialMap = pl-><a class="code" href="class_qwt_polar_plot.html#a2132ddaed311cae3f7242b49216c694c">scaleMap</a>( QwtPolar::Radius );</div>
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<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  </div>
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<div class="line"><a name="l00317"></a><span class="lineno"> 317</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>( polarPos.<a class="code" href="class_qwt_point_polar.html#a20a4dd477b5b204b080fed08aa04a7ce">radius</a>() );</div>
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<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> azimuth = azimuthMap.<a class="code" href="class_qwt_scale_map.html#a504f1627e0e02ddac03d2ce46507b865">transform</a>( polarPos.<a class="code" href="class_qwt_point_polar.html#a4b3ebfcbe0d9b6a7e0b39e50d2895510">azimuth</a>() );</div>
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<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  </div>
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<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  <span class="keyword">const</span> QPointF pos = qwtPolar2Pos(</div>
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<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  pl-><a class="code" href="class_qwt_polar_plot.html#abd78afb479d3e1cdb9c15c3a7ffaf159">plotRect</a>().center(), radius, azimuth );</div>
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<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  </div>
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<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <span class="keywordflow">return</span> pos.toPoint();</div>
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<div class="line"><a name="l00324"></a><span class="lineno"> 324</span> }</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> <span class="preprocessor">#if QWT_MOC_INCLUDE</span></div>
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<div class="line"><a name="l00327"></a><span class="lineno"> 327</span> <span class="preprocessor">#include "moc_qwt_polar_canvas.cpp"</span></div>
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<div class="line"><a name="l00328"></a><span class="lineno"> 328</span> <span class="preprocessor">#endif</span></div>
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<div class="ttc" id="aclass_qwt_painter_html_ab3207c4d8ee4ce7fd472f8faefb93657"><div class="ttname"><a href="class_qwt_painter.html#ab3207c4d8ee4ce7fd472f8faefb93657">QwtPainter::fillPixmap</a></div><div class="ttdeci">static void fillPixmap(const QWidget *, QPixmap &, const QPoint &offset=QPoint())</div><div class="ttdef"><b>Definition:</b> <a href="qwt__painter_8cpp_source.html#l01311">qwt_painter.cpp:1311</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_point_polar_html_a20a4dd477b5b204b080fed08aa04a7ce"><div class="ttname"><a href="class_qwt_point_polar.html#a20a4dd477b5b204b080fed08aa04a7ce">QwtPointPolar::radius</a></div><div class="ttdeci">double radius() const</div><div class="ttdoc">Returns the radius.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__point__polar_8h_source.html#l00102">qwt_point_polar.h:102</a></div></div>
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<div class="ttc" id="aclass_qwt_point_polar_html_a4b3ebfcbe0d9b6a7e0b39e50d2895510"><div class="ttname"><a href="class_qwt_point_polar.html#a4b3ebfcbe0d9b6a7e0b39e50d2895510">QwtPointPolar::azimuth</a></div><div class="ttdeci">double azimuth() const</div><div class="ttdoc">Returns the azimuth.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__point__polar_8h_source.html#l00108">qwt_point_polar.h:108</a></div></div>
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<div class="ttc" id="aclass_qwt_point_polar_html_aab6516a84d4e0a5850f26e4dbaaad0c8"><div class="ttname"><a href="class_qwt_point_polar.html#aab6516a84d4e0a5850f26e4dbaaad0c8">QwtPointPolar::normalized</a></div><div class="ttdeci">QwtPointPolar normalized() const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__point__polar_8cpp_source.html#l00118">qwt_point_polar.cpp:118</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_canvas_html_a1fe73f1cc6086c16dbbce571db807a6a"><div class="ttname"><a href="class_qwt_polar_canvas.html#a1fe73f1cc6086c16dbbce571db807a6a">QwtPolarCanvas::PaintAttributes</a></div><div class="ttdeci">QFlags< PaintAttribute > PaintAttributes</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__canvas_8h_source.html#l00050">qwt_polar_canvas.h:50</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_canvas_html_a2f3dc31a8c28390e3a7ec13cab60250e"><div class="ttname"><a href="class_qwt_polar_canvas.html#a2f3dc31a8c28390e3a7ec13cab60250e">QwtPolarCanvas::plot</a></div><div class="ttdeci">QwtPolarPlot * plot()</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__canvas_8cpp_source.html#l00097">qwt_polar_canvas.cpp:97</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_canvas_html_a371f88face8daaac6cd556e5f7596613"><div class="ttname"><a href="class_qwt_polar_canvas.html#a371f88face8daaac6cd556e5f7596613">QwtPolarCanvas::PaintAttribute</a></div><div class="ttdeci">PaintAttribute</div><div class="ttdoc">Paint attributes.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__canvas_8h_source.html#l00040">qwt_polar_canvas.h:41</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_canvas_html_a371f88face8daaac6cd556e5f7596613ab8c07aaa7ba2c8833fd4d0cfd9955829"><div class="ttname"><a href="class_qwt_polar_canvas.html#a371f88face8daaac6cd556e5f7596613ab8c07aaa7ba2c8833fd4d0cfd9955829">QwtPolarCanvas::BackingStore</a></div><div class="ttdeci">@ BackingStore</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__canvas_8h_source.html#l00048">qwt_polar_canvas.h:47</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_canvas_html_a4afef808e10242a83a26f4b856aa4cef"><div class="ttname"><a href="class_qwt_polar_canvas.html#a4afef808e10242a83a26f4b856aa4cef">QwtPolarCanvas::invalidateBackingStore</a></div><div class="ttdeci">void invalidateBackingStore()</div><div class="ttdoc">Invalidate the internal backing store.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__canvas_8cpp_source.html#l00176">qwt_polar_canvas.cpp:176</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_canvas_html_a59b8ed7fb1726bd82b60a0298a46f076"><div class="ttname"><a href="class_qwt_polar_canvas.html#a59b8ed7fb1726bd82b60a0298a46f076">QwtPolarCanvas::invTransform</a></div><div class="ttdeci">QwtPointPolar invTransform(const QPoint &) const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__canvas_8cpp_source.html#l00267">qwt_polar_canvas.cpp:267</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_canvas_html_a5a74140354315002c9560bee0f3591d8"><div class="ttname"><a href="class_qwt_polar_canvas.html#a5a74140354315002c9560bee0f3591d8">QwtPolarCanvas::transform</a></div><div class="ttdeci">QPoint transform(const QwtPointPolar &) const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__canvas_8cpp_source.html#l00310">qwt_polar_canvas.cpp:310</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_canvas_html_a6ec2cf0f674a6aa0d5478de546de6f84"><div class="ttname"><a href="class_qwt_polar_canvas.html#a6ec2cf0f674a6aa0d5478de546de6f84">QwtPolarCanvas::paintEvent</a></div><div class="ttdeci">virtual void paintEvent(QPaintEvent *) override</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__canvas_8cpp_source.html#l00186">qwt_polar_canvas.cpp:186</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_canvas_html_a9834b8341d95b4435baf7774ca390328"><div class="ttname"><a href="class_qwt_polar_canvas.html#a9834b8341d95b4435baf7774ca390328">QwtPolarCanvas::testPaintAttribute</a></div><div class="ttdeci">bool testPaintAttribute(PaintAttribute) const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__canvas_8cpp_source.html#l00164">qwt_polar_canvas.cpp:164</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_canvas_html_aa5f39d822a71e056b4735da113a0a4e5"><div class="ttname"><a href="class_qwt_polar_canvas.html#aa5f39d822a71e056b4735da113a0a4e5">QwtPolarCanvas::QwtPolarCanvas</a></div><div class="ttdeci">QwtPolarCanvas(QwtPolarPlot *)</div><div class="ttdoc">Constructor.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__canvas_8cpp_source.html#l00077">qwt_polar_canvas.cpp:77</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_canvas_html_aaf0b8442dc8b32353d7705c9dcc28bc0"><div class="ttname"><a href="class_qwt_polar_canvas.html#aaf0b8442dc8b32353d7705c9dcc28bc0">QwtPolarCanvas::~QwtPolarCanvas</a></div><div class="ttdeci">virtual ~QwtPolarCanvas()</div><div class="ttdoc">Destructor.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__canvas_8cpp_source.html#l00091">qwt_polar_canvas.cpp:91</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_canvas_html_ab61788d26953d8e8be220379e8b74f26"><div class="ttname"><a href="class_qwt_polar_canvas.html#ab61788d26953d8e8be220379e8b74f26">QwtPolarCanvas::resizeEvent</a></div><div class="ttdeci">virtual void resizeEvent(QResizeEvent *) override</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__canvas_8cpp_source.html#l00251">qwt_polar_canvas.cpp:251</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_canvas_html_ad54cdb87c053882b5567753d7dfa6072"><div class="ttname"><a href="class_qwt_polar_canvas.html#ad54cdb87c053882b5567753d7dfa6072">QwtPolarCanvas::backingStore</a></div><div class="ttdeci">const QPixmap * backingStore() const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__canvas_8cpp_source.html#l00170">qwt_polar_canvas.cpp:170</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_canvas_html_ae7010120b9f6905bd31f748775c80b6c"><div class="ttname"><a href="class_qwt_polar_canvas.html#ae7010120b9f6905bd31f748775c80b6c">QwtPolarCanvas::setPaintAttribute</a></div><div class="ttdeci">void setPaintAttribute(PaintAttribute, bool on=true)</div><div class="ttdoc">Changing the paint attributes.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__canvas_8cpp_source.html#l00118">qwt_polar_canvas.cpp:118</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_plot_html"><div class="ttname"><a href="class_qwt_polar_plot.html">QwtPolarPlot</a></div><div class="ttdoc">A plotting widget, displaying a polar coordinate system.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__plot_8h_source.html#l00046">qwt_polar_plot.h:47</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_plot_html_a2132ddaed311cae3f7242b49216c694c"><div class="ttname"><a href="class_qwt_polar_plot.html#a2132ddaed311cae3f7242b49216c694c">QwtPolarPlot::scaleMap</a></div><div class="ttdeci">QwtScaleMap scaleMap(int scaleId, double radius) const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__plot_8cpp_source.html#l00730">qwt_polar_plot.cpp:730</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_plot_html_a2a8350cbd76d8e0f194eb371f347fce2"><div class="ttname"><a href="class_qwt_polar_plot.html#a2a8350cbd76d8e0f194eb371f347fce2">QwtPolarPlot::drawCanvas</a></div><div class="ttdeci">virtual void drawCanvas(QPainter *, const QRectF &) const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__plot_8cpp_source.html#l00930">qwt_polar_plot.cpp:930</a></div></div>
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<div class="ttc" id="aclass_qwt_polar_plot_html_a970b9df01bc032ad6b028232d4bea7f1"><div class="ttname"><a href="class_qwt_polar_plot.html#a970b9df01bc032ad6b028232d4bea7f1">QwtPolarPlot::updateScale</a></div><div class="ttdeci">void updateScale(int scaleId)</div><div class="ttdef"><b>Definition:</b> <a href="qwt__polar__plot_8cpp_source.html#l01040">qwt_polar_plot.cpp:1040</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_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_scale_map_html_a64b15c76aa63a521447215018c75bf37"><div class="ttname"><a href="class_qwt_scale_map.html#a64b15c76aa63a521447215018c75bf37">QwtScaleMap::s1</a></div><div class="ttdeci">double s1() const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__scale__map_8h_source.html#l00083">qwt_scale_map.h:83</a></div></div>
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<div class="ttc" id="aclass_qwt_scale_map_html_a7c8c969923c15880c4620be1d814ef18"><div class="ttname"><a href="class_qwt_scale_map.html#a7c8c969923c15880c4620be1d814ef18">QwtScaleMap::s2</a></div><div class="ttdeci">double s2() const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__scale__map_8h_source.html#l00091">qwt_scale_map.h:91</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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