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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_CANVAS_H</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#define QWT_PLOT_CANVAS_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 <qframe.h></span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include <qpainterpath.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><a class="code" href="class_qwt_plot.html">QwtPlot</a>;</div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="keyword">class </span>QPixmap;</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> </div><div class="line"><a name="l00027"></a><span class="lineno"><a class="line" href="class_qwt_plot_canvas.html"> 27</a></span> <span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_plot_canvas.html">QwtPlotCanvas</a> : <span class="keyword">public</span> QFrame</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> {</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  Q_OBJECT</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  Q_PROPERTY( <span class="keywordtype">double</span> borderRadius READ borderRadius WRITE setBorderRadius )</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> </div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div><div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0f"> 42</a></span>  <span class="keyword">enum</span> <a class="code" href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0f">PaintAttribute</a></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  {</div><div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0fa7b88a46e1414f6d904aa494c89d064f3"> 55</a></span>  BackingStore = 1,</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div><div class="line"><a name="l00072"></a><span class="lineno"><a class="line" href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0fa1d10fbb2b1fc3323e8597597684b1f9f"> 72</a></span>  Opaque = 2,</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div><div class="line"><a name="l00089"></a><span class="lineno"><a class="line" href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0fa2a2fee2c1807f8306850e15977bacb70"> 89</a></span>  HackStyledBackground = 4,</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> </div><div class="line"><a name="l00097"></a><span class="lineno"><a class="line" href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0fa91fb95b7ec380cc5d517195c2ae6368f"> 97</a></span>  ImmediatePaint = 8</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> </div><div class="line"><a name="l00101"></a><span class="lineno"><a class="line" href="class_qwt_plot_canvas.html#ac007a0126efb62443e52905d3157102d"> 101</a></span>  <span class="keyword">typedef</span> QFlags<PaintAttribute> <a class="code" href="class_qwt_plot_canvas.html#ac007a0126efb62443e52905d3157102d">PaintAttributes</a>;</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span> </div><div class="line"><a name="l00109"></a><span class="lineno"><a class="line" href="class_qwt_plot_canvas.html#a89b44e4c28038a674ce211fe9ac2d7be"> 109</a></span>  <span class="keyword">enum</span> <a class="code" href="class_qwt_plot_canvas.html#a89b44e4c28038a674ce211fe9ac2d7be">FocusIndicator</a></div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  {</div><div class="line"><a name="l00112"></a><span class="lineno"><a class="line" href="class_qwt_plot_canvas.html#a89b44e4c28038a674ce211fe9ac2d7bea8578c1bdcba0a05d5d0b89aeb35a040d"> 112</a></span>  <a class="code" href="class_qwt_plot_canvas.html#a89b44e4c28038a674ce211fe9ac2d7bea8578c1bdcba0a05d5d0b89aeb35a040d">NoFocusIndicator</a>,</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> </div><div class="line"><a name="l00118"></a><span class="lineno"><a class="line" href="class_qwt_plot_canvas.html#a89b44e4c28038a674ce211fe9ac2d7bea884899cc2fa5cb416e73fe3e7aba2271"> 118</a></span>  <a class="code" href="class_qwt_plot_canvas.html#a89b44e4c28038a674ce211fe9ac2d7bea884899cc2fa5cb416e73fe3e7aba2271">CanvasFocusIndicator</a>,</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> </div><div class="line"><a name="l00125"></a><span class="lineno"><a class="line" href="class_qwt_plot_canvas.html#a89b44e4c28038a674ce211fe9ac2d7bea5a56f0e29a38350abdcef18c3e583115"> 125</a></span>  ItemFocusIndicator</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  };</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> </div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keyword">explicit</span> <a class="code" href="class_qwt_plot_canvas.html">QwtPlotCanvas</a>( <a class="code" href="class_qwt_plot.html">QwtPlot</a> * = NULL );</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keyword">virtual</span> ~<a class="code" href="class_qwt_plot_canvas.html">QwtPlotCanvas</a>();</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>  <a class="code" href="class_qwt_plot.html">QwtPlot</a> *plot();</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keyword">const</span> <a class="code" href="class_qwt_plot.html">QwtPlot</a> *plot() <span class="keyword">const</span>;</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span> </div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keywordtype">void</span> setFocusIndicator( FocusIndicator );</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  FocusIndicator focusIndicator() <span class="keyword">const</span>;</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> </div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keywordtype">void</span> setBorderRadius( <span class="keywordtype">double</span> );</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordtype">double</span> borderRadius() <span class="keyword">const</span>;</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span> </div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keywordtype">void</span> setPaintAttribute( PaintAttribute, <span class="keywordtype">bool</span> on = <span class="keyword">true</span> );</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keywordtype">bool</span> testPaintAttribute( PaintAttribute ) <span class="keyword">const</span>;</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span> </div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="keyword">const</span> QPixmap *backingStore() <span class="keyword">const</span>;</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keywordtype">void</span> invalidateBackingStore();</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span> </div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keyword">virtual</span> <span class="keywordtype">bool</span> event( QEvent * );</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span> </div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  Q_INVOKABLE QPainterPath borderPath( <span class="keyword">const</span> QRect & ) <span class="keyword">const</span>;</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span> </div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="keyword">public</span> Q_SLOTS:</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keywordtype">void</span> replot();</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span> </div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="keyword">protected</span>:</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> paintEvent( QPaintEvent * );</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> resizeEvent( QResizeEvent * );</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span> </div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawFocusIndicator( QPainter * );</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawBorder( QPainter * );</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span> </div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordtype">void</span> updateStyleSheetInfo();</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span> </div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="keyword">private</span>:</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordtype">void</span> drawCanvas( QPainter *, <span class="keywordtype">bool</span> withBackground );</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span> </div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keyword">class </span>PrivateData;</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  PrivateData *d_data;</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span> };</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span> </div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span> Q_DECLARE_OPERATORS_FOR_FLAGS( <a class="code" href="class_qwt_plot_canvas.html#ac007a0126efb62443e52905d3157102d">QwtPlotCanvas::PaintAttributes</a> )</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span> </div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="preprocessor">#endif</span></div><div class="ttc" id="class_qwt_plot_canvas_html_a89b44e4c28038a674ce211fe9ac2d7be"><div class="ttname"><a href="class_qwt_plot_canvas.html#a89b44e4c28038a674ce211fe9ac2d7be">QwtPlotCanvas::FocusIndicator</a></div><div class="ttdeci">FocusIndicator</div><div class="ttdoc">Focus indicator The default setting is NoFocusIndicator. </div><div class="ttdef"><b>Definition:</b> qwt_plot_canvas.h:109</div></div>
<div class="ttc" id="class_qwt_plot_canvas_html_a76066290edb594a71ee09be564563b0f"><div class="ttname"><a href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0f">QwtPlotCanvas::PaintAttribute</a></div><div class="ttdeci">PaintAttribute</div><div class="ttdoc">Paint attributes. </div><div class="ttdef"><b>Definition:</b> qwt_plot_canvas.h:42</div></div>
<div class="ttc" id="class_qwt_plot_canvas_html_a89b44e4c28038a674ce211fe9ac2d7bea884899cc2fa5cb416e73fe3e7aba2271"><div class="ttname"><a href="class_qwt_plot_canvas.html#a89b44e4c28038a674ce211fe9ac2d7bea884899cc2fa5cb416e73fe3e7aba2271">QwtPlotCanvas::CanvasFocusIndicator</a></div><div class="ttdef"><b>Definition:</b> qwt_plot_canvas.h:118</div></div>
<div class="ttc" id="class_qwt_plot_html"><div class="ttname"><a href="class_qwt_plot.html">QwtPlot</a></div><div class="ttdoc">A 2-D plotting widget. </div><div class="ttdef"><b>Definition:</b> qwt_plot.h:75</div></div>
<div class="ttc" id="class_qwt_plot_canvas_html_ac007a0126efb62443e52905d3157102d"><div class="ttname"><a href="class_qwt_plot_canvas.html#ac007a0126efb62443e52905d3157102d">QwtPlotCanvas::PaintAttributes</a></div><div class="ttdeci">QFlags< PaintAttribute > PaintAttributes</div><div class="ttdoc">Paint attributes. </div><div class="ttdef"><b>Definition:</b> qwt_plot_canvas.h:101</div></div>
<div class="ttc" id="class_qwt_plot_canvas_html"><div class="ttname"><a href="class_qwt_plot_canvas.html">QwtPlotCanvas</a></div><div class="ttdoc">Canvas of a QwtPlot. </div><div class="ttdef"><b>Definition:</b> qwt_plot_canvas.h:27</div></div>
<div class="ttc" id="class_qwt_plot_canvas_html_a89b44e4c28038a674ce211fe9ac2d7bea8578c1bdcba0a05d5d0b89aeb35a040d"><div class="ttname"><a href="class_qwt_plot_canvas.html#a89b44e4c28038a674ce211fe9ac2d7bea8578c1bdcba0a05d5d0b89aeb35a040d">QwtPlotCanvas::NoFocusIndicator</a></div><div class="ttdoc">Don&#39;t paint a focus indicator. </div><div class="ttdef"><b>Definition:</b> qwt_plot_canvas.h:112</div></div>
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