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<div class="title">qwt_legend.h</div>  </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/* -*- mode: C++ ; c-file-style: &quot;stroustrup&quot; -*- *****************************</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> * Qwt Widget Library</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> * Copyright (C) 1997   Josef Wilgen</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> * Copyright (C) 2002   Uwe Rathmann</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<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>&#160;<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>&#160;<span class="comment"> *****************************************************************************/</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160; </div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="preprocessor">#ifndef QWT_LEGEND_H</span></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="preprocessor">#define QWT_LEGEND_H</span></div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160; </div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="preprocessor">#include &quot;qwt_global.h&quot;</span></div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="preprocessor">#include &quot;qwt_abstract_legend.h&quot;</span></div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="preprocessor">#include &lt;qvariant.h&gt;</span></div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160; </div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="keyword">class </span>QScrollBar;</div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160; </div>
<div class="line"><a name="l00029"></a><span class="lineno"><a class="line" href="class_qwt_legend.html">   29</a></span>&#160;<span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_legend.html">QwtLegend</a> : <span class="keyword">public</span> <a class="code" href="class_qwt_abstract_legend.html">QwtAbstractLegend</a></div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;{</div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;    Q_OBJECT</div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160; </div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;    <span class="keyword">explicit</span> <a class="code" href="class_qwt_legend.html">QwtLegend</a>( QWidget *parent = NULL );</div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;    <span class="keyword">virtual</span> ~<a class="code" href="class_qwt_legend.html">QwtLegend</a>();</div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160; </div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;    <span class="keywordtype">void</span> setMaxColumns( uint numColums );</div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;    uint maxColumns() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160; </div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;    <span class="keywordtype">void</span> setDefaultItemMode( <a class="code" href="class_qwt_legend_data.html#aaa33cc8e6aec17440df5d4c38d7545b7">QwtLegendData::Mode</a> );</div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;    <a class="code" href="class_qwt_legend_data.html#aaa33cc8e6aec17440df5d4c38d7545b7">QwtLegendData::Mode</a> defaultItemMode() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160; </div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;    QWidget *contentsWidget();</div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;    <span class="keyword">const</span> QWidget *contentsWidget() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160; </div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;    QWidget *legendWidget( <span class="keyword">const</span> QVariant &amp;  ) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;    QList&lt;QWidget *&gt; legendWidgets( <span class="keyword">const</span> QVariant &amp; ) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160; </div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;    QVariant itemInfo( <span class="keyword">const</span> QWidget * ) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160; </div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;    <span class="keyword">virtual</span> <span class="keywordtype">bool</span> eventFilter( QObject *, QEvent * );</div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160; </div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;    <span class="keyword">virtual</span> QSize sizeHint() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;    <span class="keyword">virtual</span> <span class="keywordtype">int</span> heightForWidth( <span class="keywordtype">int</span> width ) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160; </div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;    QScrollBar *horizontalScrollBar() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;    QScrollBar *verticalScrollBar() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160; </div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;    <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_abstract_legend.html#a2fe1ac5ac1448e4d86b7437505214d9c">renderLegend</a>( QPainter *,</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;        <span class="keyword">const</span> QRectF &amp;, <span class="keywordtype">bool</span> fillBackground ) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160; </div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;    <span class="keyword">virtual</span> <span class="keywordtype">void</span> renderItem( QPainter *,</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;        <span class="keyword">const</span> QWidget *, <span class="keyword">const</span> QRectF &amp;, <span class="keywordtype">bool</span> fillBackground ) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160; </div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;    <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="class_qwt_abstract_legend.html#a9904720ba92daf03d0e5d8559cc5cdfe">isEmpty</a>() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;    <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="class_qwt_abstract_legend.html#a619f3705f6f9be8c1f38df68d83a37ff">scrollExtent</a>( Qt::Orientation ) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160; </div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;Q_SIGNALS:</div>
<div class="line"><a name="l00081"></a><span class="lineno"><a class="line" href="class_qwt_legend.html#a26619e20d875f1e8c666b982a897244b">   81</a></span>&#160;    <span class="keywordtype">void</span> <a class="code" href="class_qwt_legend.html#a26619e20d875f1e8c666b982a897244b">clicked</a>( <span class="keyword">const</span> QVariant &amp;itemInfo, <span class="keywordtype">int</span> index );</div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160; </div>
<div class="line"><a name="l00096"></a><span class="lineno"><a class="line" href="class_qwt_legend.html#ae54179a767337c154beaa826c57dda87">   96</a></span>&#160;    <span class="keywordtype">void</span> <a class="code" href="class_qwt_legend.html#ae54179a767337c154beaa826c57dda87">checked</a>( <span class="keyword">const</span> QVariant &amp;itemInfo, <span class="keywordtype">bool</span> on, <span class="keywordtype">int</span> index );</div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160; </div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;<span class="keyword">public</span> Q_SLOTS:</div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;    <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_abstract_legend.html#aa9fc80c9e1dcbcfef51b96a3bff268ca">updateLegend</a>( <span class="keyword">const</span> QVariant &amp;,</div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;        <span class="keyword">const</span> QList&lt;QwtLegendData&gt; &amp; );</div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160; </div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;<span class="keyword">protected</span> Q_SLOTS:</div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;    <span class="keywordtype">void</span> itemClicked();</div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;    <span class="keywordtype">void</span> itemChecked( <span class="keywordtype">bool</span> );</div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160; </div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;<span class="keyword">protected</span>:</div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;    <span class="keyword">virtual</span> QWidget *createWidget( <span class="keyword">const</span> <a class="code" href="class_qwt_legend_data.html">QwtLegendData</a> &amp; ) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;    <span class="keyword">virtual</span> <span class="keywordtype">void</span> updateWidget( QWidget *widget, <span class="keyword">const</span> <a class="code" href="class_qwt_legend_data.html">QwtLegendData</a> &amp; );</div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160; </div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;    <span class="keywordtype">void</span> updateTabOrder();</div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160; </div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;    <span class="keyword">class </span>PrivateData;</div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;    PrivateData *d_data;</div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;};</div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160; </div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;<span class="preprocessor">#endif</span></div>
</div><!-- fragment --></div><!-- contents -->
</div><!-- doc-content -->
<div class="ttc" id="aclass_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:36</div></div>
<div class="ttc" id="aclass_qwt_abstract_legend_html_a2fe1ac5ac1448e4d86b7437505214d9c"><div class="ttname"><a href="class_qwt_abstract_legend.html#a2fe1ac5ac1448e4d86b7437505214d9c">QwtAbstractLegend::renderLegend</a></div><div class="ttdeci">virtual void renderLegend(QPainter *painter, const QRectF &amp;rect, bool fillBackground) const =0</div></div>
<div class="ttc" id="aclass_qwt_legend_html"><div class="ttname"><a href="class_qwt_legend.html">QwtLegend</a></div><div class="ttdoc">The legend widget.</div><div class="ttdef"><b>Definition:</b> qwt_legend.h:30</div></div>
<div class="ttc" id="aclass_qwt_legend_html_a26619e20d875f1e8c666b982a897244b"><div class="ttname"><a href="class_qwt_legend.html#a26619e20d875f1e8c666b982a897244b">QwtLegend::clicked</a></div><div class="ttdeci">void clicked(const QVariant &amp;itemInfo, int index)</div></div>
<div class="ttc" id="aclass_qwt_legend_html_ae54179a767337c154beaa826c57dda87"><div class="ttname"><a href="class_qwt_legend.html#ae54179a767337c154beaa826c57dda87">QwtLegend::checked</a></div><div class="ttdeci">void checked(const QVariant &amp;itemInfo, bool on, int index)</div></div>
<div class="ttc" id="aclass_qwt_abstract_legend_html_a619f3705f6f9be8c1f38df68d83a37ff"><div class="ttname"><a href="class_qwt_abstract_legend.html#a619f3705f6f9be8c1f38df68d83a37ff">QwtAbstractLegend::scrollExtent</a></div><div class="ttdeci">virtual int scrollExtent(Qt::Orientation) const</div><div class="ttdef"><b>Definition:</b> qwt_abstract_legend.cpp:34</div></div>
<div class="ttc" id="aclass_qwt_abstract_legend_html_a9904720ba92daf03d0e5d8559cc5cdfe"><div class="ttname"><a href="class_qwt_abstract_legend.html#a9904720ba92daf03d0e5d8559cc5cdfe">QwtAbstractLegend::isEmpty</a></div><div class="ttdeci">virtual bool isEmpty() const =0</div></div>
<div class="ttc" id="aclass_qwt_abstract_legend_html"><div class="ttname"><a href="class_qwt_abstract_legend.html">QwtAbstractLegend</a></div><div class="ttdoc">Abstract base class for legend widgets.</div><div class="ttdef"><b>Definition:</b> qwt_abstract_legend.h:35</div></div>
<div class="ttc" id="aclass_qwt_legend_data_html_aaa33cc8e6aec17440df5d4c38d7545b7"><div class="ttname"><a href="class_qwt_legend_data.html#aaa33cc8e6aec17440df5d4c38d7545b7">QwtLegendData::Mode</a></div><div class="ttdeci">Mode</div><div class="ttdoc">Mode defining how a legend entry interacts.</div><div class="ttdef"><b>Definition:</b> qwt_legend_data.h:40</div></div>
<div class="ttc" id="aclass_qwt_abstract_legend_html_aa9fc80c9e1dcbcfef51b96a3bff268ca"><div class="ttname"><a href="class_qwt_abstract_legend.html#aa9fc80c9e1dcbcfef51b96a3bff268ca">QwtAbstractLegend::updateLegend</a></div><div class="ttdeci">virtual void updateLegend(const QVariant &amp;itemInfo, const QList&lt; QwtLegendData &gt; &amp;data)=0</div><div class="ttdoc">Update the entries for a plot item.</div></div>
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