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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">/******************************************************************************</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 &quot;qwt_legend_data.h&quot;</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="preprocessor">#include &lt;qvariant.h&gt;</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160; </div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="keyword">class </span>QScrollBar;</div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160; </div>
<div class="line"><a name="l00031"></a><span class="lineno"><a class="line" href="class_qwt_legend.html"> 31</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="l00032"></a><span class="lineno"> 32</span>&#160;{</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160; Q_OBJECT</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160; </div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160; <span class="keyword">public</span>:</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</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="l00037"></a><span class="lineno"> 37</span>&#160; <span class="keyword">virtual</span> ~<a class="code" href="class_qwt_legend.html">QwtLegend</a>();</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; </div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160; <span class="keywordtype">void</span> setMaxColumns( uint numColums );</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; uint maxColumns() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; </div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</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="l00043"></a><span class="lineno"> 43</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="l00044"></a><span class="lineno"> 44</span>&#160; </div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160; QWidget* contentsWidget();</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; <span class="keyword">const</span> QWidget* contentsWidget() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; </div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; QWidget* legendWidget( <span class="keyword">const</span> QVariant&amp; ) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; <a class="code" href="class_q_list.html">QList&lt; QWidget* &gt;</a> legendWidgets( <span class="keyword">const</span> QVariant&amp; ) <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; QVariant itemInfo( <span class="keyword">const</span> QWidget* ) <span class="keyword">const</span>;</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> <span class="keywordtype">bool</span> eventFilter( QObject*, QEvent* ) QWT_OVERRIDE;</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; </div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; <span class="keyword">virtual</span> QSize sizeHint() <span class="keyword">const</span> QWT_OVERRIDE;</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160; <span class="keyword">virtual</span> <span class="keywordtype">int</span> heightForWidth( <span class="keywordtype">int</span> w ) <span class="keyword">const</span> QWT_OVERRIDE;</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160; </div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; QScrollBar* horizontalScrollBar() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; QScrollBar* verticalScrollBar() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; </div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</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="l00062"></a><span class="lineno"> 62</span>&#160; <span class="keyword">const</span> QRectF&amp;, <span class="keywordtype">bool</span> fillBackground ) <span class="keyword">const</span> QWT_OVERRIDE;</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; </div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; <span class="keyword">virtual</span> <span class="keywordtype">void</span> renderItem( QPainter*,</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</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="l00066"></a><span class="lineno"> 66</span>&#160; </div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</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> QWT_OVERRIDE;</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</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> QWT_OVERRIDE;</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160; </div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160; Q_SIGNALS:</div>
<div class="line"><a name="l00083"></a><span class="lineno"><a class="line" href="class_qwt_legend.html#a26619e20d875f1e8c666b982a897244b"> 83</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="l00084"></a><span class="lineno"> 84</span>&#160; </div>
<div class="line"><a name="l00098"></a><span class="lineno"><a class="line" href="class_qwt_legend.html#ae54179a767337c154beaa826c57dda87"> 98</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="l00099"></a><span class="lineno"> 99</span>&#160; </div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; <span class="keyword">public</span> Q_SLOTS:</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</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="l00102"></a><span class="lineno"> 102</span>&#160; <span class="keyword">const</span> <a class="code" href="class_q_list.html">QList&lt; QwtLegendData &gt;</a>&amp; ) QWT_OVERRIDE;</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160; </div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160; <span class="keyword">protected</span> Q_SLOTS:</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160; <span class="keywordtype">void</span> itemClicked();</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160; <span class="keywordtype">void</span> itemChecked( <span class="keywordtype">bool</span> );</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; </div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; <span class="keyword">protected</span>:</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</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="l00110"></a><span class="lineno"> 110</span>&#160; <span class="keyword">virtual</span> <span class="keywordtype">void</span> updateWidget( QWidget*, <span class="keyword">const</span> <a class="code" href="class_qwt_legend_data.html">QwtLegendData</a>&amp; );</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; </div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; <span class="keyword">private</span>:</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160; <span class="keywordtype">void</span> updateTabOrder();</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160; </div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; <span class="keyword">class </span>PrivateData;</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; PrivateData* m_data;</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160;};</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; </div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="ttc" id="aclass_q_list_html"><div class="ttname"><a href="class_q_list.html">QList</a></div><div class="ttdef"><b>Definition:</b> <a href="qwt__abstract__legend_8h_source.html#l00017">qwt_abstract_legend.h:17</a></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> <a href="qwt__abstract__legend_8h_source.html#l00034">qwt_abstract_legend.h:35</a></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_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> <a href="qwt__abstract__legend_8cpp_source.html#l00035">qwt_abstract_legend.cpp:35</a></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_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>
<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> <a href="qwt__legend__data_8h_source.html#l00036">qwt_legend_data.h:37</a></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> <a href="qwt__legend__data_8h_source.html#l00040">qwt_legend_data.h:41</a></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> <a href="qwt__legend_8h_source.html#l00031">qwt_legend.h:32</a></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>
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