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<h1>qwt_plot_canvas.h</h1> </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************</span>
<a name="l00002"></a>00002 <span class="comment"> * Qwt Widget Library</span>
<a name="l00003"></a>00003 <span class="comment"> * Copyright (C) 1997 Josef Wilgen</span>
<a name="l00004"></a>00004 <span class="comment"> * Copyright (C) 2002 Uwe Rathmann</span>
<a name="l00005"></a>00005 <span class="comment"> *</span>
<a name="l00006"></a>00006 <span class="comment"> * This library is free software; you can redistribute it and/or</span>
<a name="l00007"></a>00007 <span class="comment"> * modify it under the terms of the Qwt License, Version 1.0</span>
<a name="l00008"></a>00008 <span class="comment"> *****************************************************************************/</span>
<a name="l00009"></a>00009
<a name="l00010"></a>00010 <span class="preprocessor">#ifndef QWT_PLOT_CANVAS_H</span>
<a name="l00011"></a>00011 <span class="preprocessor"></span><span class="preprocessor">#define QWT_PLOT_CANVAS_H</span>
<a name="l00012"></a>00012 <span class="preprocessor"></span>
<a name="l00013"></a>00013 <span class="preprocessor">#include "qwt_global.h"</span>
<a name="l00014"></a>00014 <span class="preprocessor">#include <qframe.h></span>
<a name="l00015"></a>00015 <span class="preprocessor">#include <qpen.h></span>
<a name="l00016"></a>00016 <span class="preprocessor">#include <qpainterpath.h></span>
<a name="l00017"></a>00017 <span class="preprocessor">#include <qbitmap.h></span>
<a name="l00018"></a>00018
<a name="l00019"></a>00019 <span class="keyword">class </span><a class="code" href="class_qwt_plot.html" title="A 2-D plotting widget.">QwtPlot</a>;
<a name="l00020"></a>00020 <span class="keyword">class </span>QPixmap;
<a name="l00021"></a>00021
<a name="l00026"></a><a class="code" href="class_qwt_plot_canvas.html">00026</a> <span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_plot_canvas.html" title="Canvas of a QwtPlot.">QwtPlotCanvas</a> : <span class="keyword">public</span> QFrame
<a name="l00027"></a>00027 {
<a name="l00028"></a>00028 Q_OBJECT
<a name="l00029"></a>00029
<a name="l00030"></a>00030 <span class="keyword">public</span>:
<a name="l00031"></a>00031
<a name="l00039"></a><a class="code" href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0f">00039</a> <span class="keyword">enum</span> <a class="code" href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0f" title="Paint attributes.">PaintAttribute</a>
<a name="l00040"></a>00040 {
<a name="l00052"></a><a class="code" href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0fa7b88a46e1414f6d904aa494c89d064f3">00052</a> BackingStore = 1,
<a name="l00053"></a>00053
<a name="l00069"></a><a class="code" href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0fa1d10fbb2b1fc3323e8597597684b1f9f">00069</a> Opaque = 2,
<a name="l00070"></a>00070
<a name="l00086"></a><a class="code" href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0fa2a2fee2c1807f8306850e15977bacb70">00086</a> HackStyledBackground = 4,
<a name="l00087"></a>00087
<a name="l00094"></a><a class="code" href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0fa91fb95b7ec380cc5d517195c2ae6368f">00094</a> ImmediatePaint = 8
<a name="l00095"></a>00095 };
<a name="l00096"></a>00096
<a name="l00098"></a><a class="code" href="class_qwt_plot_canvas.html#ac007a0126efb62443e52905d3157102d">00098</a> <span class="keyword">typedef</span> QFlags<PaintAttribute> <a class="code" href="class_qwt_plot_canvas.html#ac007a0126efb62443e52905d3157102d" title="Paint attributes.">PaintAttributes</a>;
<a name="l00099"></a>00099
<a name="l00118"></a><a class="code" href="class_qwt_plot_canvas.html#a89b44e4c28038a674ce211fe9ac2d7be">00118</a> <span class="keyword">enum</span> <a class="code" href="class_qwt_plot_canvas.html#a89b44e4c28038a674ce211fe9ac2d7be" title="Focus indicator.">FocusIndicator</a>
<a name="l00119"></a>00119 {
<a name="l00120"></a>00120 NoFocusIndicator,
<a name="l00121"></a>00121 CanvasFocusIndicator,
<a name="l00122"></a>00122 ItemFocusIndicator
<a name="l00123"></a>00123 };
<a name="l00124"></a>00124
<a name="l00125"></a>00125 <span class="keyword">explicit</span> <a class="code" href="class_qwt_plot_canvas.html" title="Canvas of a QwtPlot.">QwtPlotCanvas</a>( <a class="code" href="class_qwt_plot.html" title="A 2-D plotting widget.">QwtPlot</a> * );
<a name="l00126"></a>00126 <span class="keyword">virtual</span> ~<a class="code" href="class_qwt_plot_canvas.html" title="Canvas of a QwtPlot.">QwtPlotCanvas</a>();
<a name="l00127"></a>00127
<a name="l00128"></a>00128 <a class="code" href="class_qwt_plot.html" title="A 2-D plotting widget.">QwtPlot</a> *plot();
<a name="l00129"></a>00129 <span class="keyword">const</span> <a class="code" href="class_qwt_plot.html" title="A 2-D plotting widget.">QwtPlot</a> *plot() <span class="keyword">const</span>;
<a name="l00130"></a>00130
<a name="l00131"></a>00131 <span class="keywordtype">void</span> setFocusIndicator( FocusIndicator );
<a name="l00132"></a>00132 FocusIndicator focusIndicator() <span class="keyword">const</span>;
<a name="l00133"></a>00133
<a name="l00134"></a>00134 <span class="keywordtype">void</span> setBorderRadius( <span class="keywordtype">double</span> );
<a name="l00135"></a>00135 <span class="keywordtype">double</span> borderRadius() <span class="keyword">const</span>;
<a name="l00136"></a>00136
<a name="l00137"></a>00137 QPainterPath borderPath( <span class="keyword">const</span> QRect &rect ) <span class="keyword">const</span>;
<a name="l00138"></a>00138 QBitmap borderMask( <span class="keyword">const</span> QSize & ) <span class="keyword">const</span>;
<a name="l00139"></a>00139
<a name="l00140"></a>00140 <span class="keywordtype">void</span> setPaintAttribute( PaintAttribute, <span class="keywordtype">bool</span> on = <span class="keyword">true</span> );
<a name="l00141"></a>00141 <span class="keywordtype">bool</span> testPaintAttribute( PaintAttribute ) <span class="keyword">const</span>;
<a name="l00142"></a>00142
<a name="l00143"></a>00143 <span class="keyword">const</span> QPixmap *backingStore() <span class="keyword">const</span>;
<a name="l00144"></a>00144 <span class="keywordtype">void</span> invalidateBackingStore();
<a name="l00145"></a>00145
<a name="l00146"></a>00146 <span class="keywordtype">void</span> replot();
<a name="l00147"></a>00147
<a name="l00148"></a>00148 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> event( QEvent * );
<a name="l00149"></a>00149
<a name="l00150"></a>00150 <span class="keyword">protected</span>:
<a name="l00151"></a>00151 <span class="keyword">virtual</span> <span class="keywordtype">void</span> paintEvent( QPaintEvent * );
<a name="l00152"></a>00152 <span class="keyword">virtual</span> <span class="keywordtype">void</span> resizeEvent( QResizeEvent * );
<a name="l00153"></a>00153
<a name="l00154"></a>00154 <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawFocusIndicator( QPainter * );
<a name="l00155"></a>00155 <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawBorder( QPainter * );
<a name="l00156"></a>00156
<a name="l00157"></a>00157 <span class="keywordtype">void</span> updateStyleSheetInfo();
<a name="l00158"></a>00158
<a name="l00159"></a>00159 <span class="keyword">private</span>:
<a name="l00160"></a>00160 <span class="keywordtype">void</span> drawCanvas( QPainter *, <span class="keywordtype">bool</span> withBackground );
<a name="l00161"></a>00161
<a name="l00162"></a>00162 <span class="keyword">class </span>PrivateData;
<a name="l00163"></a>00163 PrivateData *d_data;
<a name="l00164"></a>00164 };
<a name="l00165"></a>00165
<a name="l00166"></a>00166 Q_DECLARE_OPERATORS_FOR_FLAGS( <a class="code" href="class_qwt_plot_canvas.html#ac007a0126efb62443e52905d3157102d" title="Paint attributes.">QwtPlotCanvas::PaintAttributes</a> )
<a name="l00167"></a>00167
<a name="l00168"></a>00168 <span class="preprocessor">#endif</span>
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