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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Qwt Widget Library</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * Copyright (C) 1997 Josef Wilgen</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * Copyright (C) 2002 Uwe Rathmann</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> *</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * This library is free software; you can redistribute it and/or</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * modify it under the terms of the Qwt License, Version 1.0</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> *****************************************************************************/</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> </div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#ifndef QWT_PLOT_LEGEND_ITEM_H</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#define QWT_PLOT_LEGEND_ITEM_H</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> </div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include "qwt_global.h"</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include "qwt_plot_item.h"</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include "qwt_legend_data.h"</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="keyword">class </span>QFont;</div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> </div><div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="class_qwt_plot_legend_item.html"> 42</a></span> <span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_plot_legend_item.html">QwtPlotLegendItem</a>: <span class="keyword">public</span> <a class="code" href="class_qwt_plot_item.html">QwtPlotItem</a></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> {</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="class_qwt_plot_legend_item.html#a26f5e39bb332d42f9dde96fa788960cc"> 55</a></span>  <span class="keyword">enum</span> <a class="code" href="class_qwt_plot_legend_item.html#a26f5e39bb332d42f9dde96fa788960cc">BackgroundMode</a></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  {</div><div class="line"><a name="l00058"></a><span class="lineno"><a class="line" href="class_qwt_plot_legend_item.html#a26f5e39bb332d42f9dde96fa788960cca638235bb73b0f3b34d0aba92842ec8e1"> 58</a></span>  <a class="code" href="class_qwt_plot_legend_item.html#a26f5e39bb332d42f9dde96fa788960cca638235bb73b0f3b34d0aba92842ec8e1">LegendBackground</a>,</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div><div class="line"><a name="l00061"></a><span class="lineno"><a class="line" href="class_qwt_plot_legend_item.html#a26f5e39bb332d42f9dde96fa788960ccad59a658b42182dab97057e923887e7c8"> 61</a></span>  ItemBackground</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  };</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> </div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keyword">explicit</span> <a class="code" href="class_qwt_plot_legend_item.html">QwtPlotLegendItem</a>();</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keyword">virtual</span> ~<a class="code" href="class_qwt_plot_legend_item.html">QwtPlotLegendItem</a>();</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="class_qwt_plot_item.html#a803613b24e745834b2115ee574dda610">rtti</a>() <span class="keyword">const</span>;</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keywordtype">void</span> setAlignment( Qt::Alignment );</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  Qt::Alignment alignment() <span class="keyword">const</span>;</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> </div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordtype">void</span> setMaxColumns( uint );</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  uint maxColumns() <span class="keyword">const</span>;</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> </div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordtype">void</span> setMargin( <span class="keywordtype">int</span> );</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordtype">int</span> margin() <span class="keyword">const</span>;</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordtype">void</span> setSpacing( <span class="keywordtype">int</span> );</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keywordtype">int</span> spacing() <span class="keyword">const</span>;</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keywordtype">void</span> setItemMargin( <span class="keywordtype">int</span> );</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keywordtype">int</span> itemMargin() <span class="keyword">const</span>;</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> </div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordtype">void</span> setItemSpacing( <span class="keywordtype">int</span> );</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordtype">int</span> itemSpacing() <span class="keyword">const</span>;</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordtype">void</span> setFont( <span class="keyword">const</span> QFont& );</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  QFont font() <span class="keyword">const</span>;</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span> </div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordtype">void</span> setBorderDistance( <span class="keywordtype">int</span> );</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordtype">int</span> borderDistance() <span class="keyword">const</span>;</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> </div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keywordtype">void</span> setBorderRadius( <span class="keywordtype">double</span> );</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordtype">double</span> borderRadius() <span class="keyword">const</span>;</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span> </div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordtype">void</span> setBorderPen( <span class="keyword">const</span> QPen & );</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  QPen borderPen() <span class="keyword">const</span>;</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> </div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordtype">void</span> setBackgroundBrush( <span class="keyword">const</span> QBrush & );</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  QBrush backgroundBrush() <span class="keyword">const</span>;</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordtype">void</span> setBackgroundMode( BackgroundMode );</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  BackgroundMode backgroundMode() <span class="keyword">const</span>;</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keywordtype">void</span> setTextPen( <span class="keyword">const</span> QPen & );</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  QPen textPen() <span class="keyword">const</span>;</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> </div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_plot_item.html#a0b0d6589d5db81ce72e6b33c4fbb21f9">draw</a>( QPainter *,</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keyword">const</span> <a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a> &xMap, <span class="keyword">const</span> <a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a> &yMap,</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keyword">const</span> QRectF &canvasRect ) <span class="keyword">const</span>;</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> </div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordtype">void</span> clearLegend();</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> </div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_plot_item.html#af0c4272375b1ee95a1454c4c503ff324">updateLegend</a>( <span class="keyword">const</span> <a class="code" href="class_qwt_plot_item.html">QwtPlotItem</a> *,</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keyword">const</span> QList<QwtLegendData> & );</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> </div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keyword">virtual</span> QRect geometry( <span class="keyword">const</span> QRectF &canvasRect ) <span class="keyword">const</span>;</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span> </div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="keyword">virtual</span> QSize minimumSize( <span class="keyword">const</span> <a class="code" href="class_qwt_legend_data.html">QwtLegendData</a> & ) <span class="keyword">const</span>;</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keyword">virtual</span> <span class="keywordtype">int</span> heightForWidth( <span class="keyword">const</span> <a class="code" href="class_qwt_legend_data.html">QwtLegendData</a> &, <span class="keywordtype">int</span> width ) <span class="keyword">const</span>;</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span> </div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  QList< const QwtPlotItem * > plotItems() <span class="keyword">const</span>;</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  QList< QRect > legendGeometries( <span class="keyword">const</span> <a class="code" href="class_qwt_plot_item.html">QwtPlotItem</a> * ) <span class="keyword">const</span>;</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span> </div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="keyword">protected</span>:</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawLegendData( QPainter *painter,</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="keyword">const</span> <a class="code" href="class_qwt_plot_item.html">QwtPlotItem</a> *, <span class="keyword">const</span> <a class="code" href="class_qwt_legend_data.html">QwtLegendData</a> &, <span class="keyword">const</span> QRectF & ) <span class="keyword">const</span>;</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span> </div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawBackground( QPainter *, <span class="keyword">const</span> QRectF &rect ) <span class="keyword">const</span>;</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span> </div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="keyword">private</span>:</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keyword">class </span>PrivateData;</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  PrivateData *d_data;</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span> };</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> </div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="preprocessor">#endif</span></div><div class="ttc" id="class_qwt_plot_item_html_a0b0d6589d5db81ce72e6b33c4fbb21f9"><div class="ttname"><a href="class_qwt_plot_item.html#a0b0d6589d5db81ce72e6b33c4fbb21f9">QwtPlotItem::draw</a></div><div class="ttdeci">virtual void draw(QPainter *painter, const QwtScaleMap &xMap, const QwtScaleMap &yMap, const QRectF &canvasRect) const =0</div><div class="ttdoc">Draw the item. </div></div>
<div class="ttc" id="class_qwt_plot_item_html"><div class="ttname"><a href="class_qwt_plot_item.html">QwtPlotItem</a></div><div class="ttdoc">Base class for items on the plot canvas. </div><div class="ttdef"><b>Definition:</b> qwt_plot_item.h:64</div></div>
<div class="ttc" id="class_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> qwt_scale_map.h:30</div></div>
<div class="ttc" id="class_qwt_plot_legend_item_html_a26f5e39bb332d42f9dde96fa788960cca638235bb73b0f3b34d0aba92842ec8e1"><div class="ttname"><a href="class_qwt_plot_legend_item.html#a26f5e39bb332d42f9dde96fa788960cca638235bb73b0f3b34d0aba92842ec8e1">QwtPlotLegendItem::LegendBackground</a></div><div class="ttdoc">The legend has a background. </div><div class="ttdef"><b>Definition:</b> qwt_plot_legenditem.h:58</div></div>
<div class="ttc" id="class_qwt_legend_data_html"><div class="ttname"><a href="class_qwt_legend_data.html">QwtLegendData</a></div><div class="ttdoc">Attributes of an entry on a legend. </div><div class="ttdef"><b>Definition:</b> qwt_legend_data.h:35</div></div>
<div class="ttc" id="class_qwt_plot_item_html_af0c4272375b1ee95a1454c4c503ff324"><div class="ttname"><a href="class_qwt_plot_item.html#af0c4272375b1ee95a1454c4c503ff324">QwtPlotItem::updateLegend</a></div><div class="ttdeci">virtual void updateLegend(const QwtPlotItem *, const QList< QwtLegendData > &)</div><div class="ttdoc">Update the item to changes of the legend info. </div><div class="ttdef"><b>Definition:</b> qwt_plot_item.cpp:661</div></div>
<div class="ttc" id="class_qwt_plot_legend_item_html_a26f5e39bb332d42f9dde96fa788960cc"><div class="ttname"><a href="class_qwt_plot_legend_item.html#a26f5e39bb332d42f9dde96fa788960cc">QwtPlotLegendItem::BackgroundMode</a></div><div class="ttdeci">BackgroundMode</div><div class="ttdoc">Background mode. </div><div class="ttdef"><b>Definition:</b> qwt_plot_legenditem.h:55</div></div>
<div class="ttc" id="class_qwt_plot_item_html_a803613b24e745834b2115ee574dda610"><div class="ttname"><a href="class_qwt_plot_item.html#a803613b24e745834b2115ee574dda610">QwtPlotItem::rtti</a></div><div class="ttdeci">virtual int rtti() const</div><div class="ttdef"><b>Definition:</b> qwt_plot_item.cpp:120</div></div>
<div class="ttc" id="class_qwt_plot_legend_item_html"><div class="ttname"><a href="class_qwt_plot_legend_item.html">QwtPlotLegendItem</a></div><div class="ttdoc">A class which draws a legend inside the plot canvas. </div><div class="ttdef"><b>Definition:</b> qwt_plot_legenditem.h:42</div></div>
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