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<h1>qwt_paint_buffer.h</h1><a href="qwt__paint__buffer_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*-*- c++ -*-******************************************************************</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"> * </span>
<a name="l00005"></a>00005 <span class="comment"> * This library is free software; you can redistribute it and/or</span>
<a name="l00006"></a>00006 <span class="comment"> * modify it under the terms of the GNU Lesser General Public</span>
<a name="l00007"></a>00007 <span class="comment"> * License as published by the Free Software Foundation; either</span>
<a name="l00008"></a>00008 <span class="comment"> * version 2.1 of the License, or (at your option) any later version.</span>
<a name="l00009"></a>00009 <span class="comment"> * </span>
<a name="l00010"></a>00010 <span class="comment"> * This library is distributed in the hope that it will be useful,</span>
<a name="l00011"></a>00011 <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00012"></a>00012 <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
<a name="l00013"></a>00013 <span class="comment"> * Lesser General Public License for more details.</span>
<a name="l00014"></a>00014 <span class="comment"> * </span>
<a name="l00015"></a>00015 <span class="comment"> * You should have received a copy of the GNU Lesser General Public</span>
<a name="l00016"></a>00016 <span class="comment"> * License along with this library; if not, write to the Free Software</span>
<a name="l00017"></a>00017 <span class="comment"> * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</span>
<a name="l00018"></a>00018 <span class="comment"> *****************************************************************************/</span>
<a name="l00019"></a>00019
<a name="l00020"></a>00020 <span class="preprocessor">#ifndef QWT_PAINT_BUFFER_H</span>
<a name="l00021"></a>00021 <span class="preprocessor"></span><span class="preprocessor">#define QWT_PAINT_BUFFER_H 1</span>
<a name="l00022"></a>00022 <span class="preprocessor"></span>
<a name="l00023"></a>00023 <span class="preprocessor">#include <qpixmap.h></span>
<a name="l00024"></a>00024 <span class="comment">//#include "qwt_global.h"</span>
<a name="l00025"></a>00025
<a name="l00026"></a>00026 <span class="keyword">class </span><a class="codeRef" doxygen="qt.tag:http://doc.trolltech.com/3.3/" href="http://doc.trolltech.com/3.3/qpainter.html">QPainter</a>;
<a name="l00027"></a>00027
<a name="l00028"></a>00028 <span class="keyword">namespace </span>hippodraw {
<a name="l00029"></a>00029
<a name="l00038"></a>00038 <span class="keyword">class </span>QwtPaintBuffer
<a name="l00039"></a>00039 {
<a name="l00040"></a>00040 <span class="keyword">public</span>:
<a name="l00041"></a>00041 QwtPaintBuffer();
<a name="l00042"></a>00042 QwtPaintBuffer(<a class="codeRef" doxygen="qt.tag:http://doc.trolltech.com/3.3/" href="http://doc.trolltech.com/3.3/qpaintdevice.html">QPaintDevice</a> *, <span class="keyword">const</span> <a class="codeRef" doxygen="qt.tag:http://doc.trolltech.com/3.3/" href="http://doc.trolltech.com/3.3/qrect.html">QRect</a> &, <a class="codeRef" doxygen="qt.tag:http://doc.trolltech.com/3.3/" href="http://doc.trolltech.com/3.3/qpainter.html">QPainter</a> *painter = NULL);
<a name="l00043"></a>00043
<a name="l00044"></a>00044 <span class="keyword">virtual</span> ~QwtPaintBuffer();
<a name="l00045"></a>00045
<a name="l00046"></a>00046 <span class="keywordtype">void</span> open(<a class="codeRef" doxygen="qt.tag:http://doc.trolltech.com/3.3/" href="http://doc.trolltech.com/3.3/qpaintdevice.html">QPaintDevice</a> *, <span class="keyword">const</span> <a class="codeRef" doxygen="qt.tag:http://doc.trolltech.com/3.3/" href="http://doc.trolltech.com/3.3/qrect.html">QRect</a> &, <a class="codeRef" doxygen="qt.tag:http://doc.trolltech.com/3.3/" href="http://doc.trolltech.com/3.3/qpainter.html">QPainter</a> *painter = NULL);
<a name="l00047"></a>00047 <span class="keywordtype">void</span> close();
<a name="l00048"></a>00048
<a name="l00049"></a>00049 <a class="codeRef" doxygen="qt.tag:http://doc.trolltech.com/3.3/" href="http://doc.trolltech.com/3.3/qpainter.html">QPainter</a> *painter();
<a name="l00050"></a>00050 <span class="keyword">const</span> <a class="codeRef" doxygen="qt.tag:http://doc.trolltech.com/3.3/" href="http://doc.trolltech.com/3.3/qpaintdevice.html">QPaintDevice</a> *device();
<a name="l00051"></a>00051
<a name="l00052"></a>00052 <span class="keyword">static</span> <span class="keywordtype">void</span> setEnabled(<span class="keywordtype">bool</span> enable);
<a name="l00053"></a>00053 <span class="keyword">static</span> <span class="keywordtype">bool</span> isEnabled();
<a name="l00054"></a>00054
<a name="l00055"></a>00055 <span class="keyword">protected</span>:
<a name="l00056"></a>00056 <span class="keywordtype">void</span> flush();
<a name="l00057"></a>00057
<a name="l00058"></a>00058 <span class="keyword">private</span>:
<a name="l00059"></a>00059 <a class="codeRef" doxygen="qt.tag:http://doc.trolltech.com/3.3/" href="http://doc.trolltech.com/3.3/qpixmap.html">QPixmap</a> d_pixBuffer;
<a name="l00060"></a>00060 <a class="codeRef" doxygen="qt.tag:http://doc.trolltech.com/3.3/" href="http://doc.trolltech.com/3.3/qrect.html">QRect</a> d_rect;
<a name="l00061"></a>00061
<a name="l00062"></a>00062 <a class="codeRef" doxygen="qt.tag:http://doc.trolltech.com/3.3/" href="http://doc.trolltech.com/3.3/qpaintdevice.html">QPaintDevice</a> *d_device; <span class="comment">// use QGuardedPtr</span>
<a name="l00063"></a>00063 <a class="codeRef" doxygen="qt.tag:http://doc.trolltech.com/3.3/" href="http://doc.trolltech.com/3.3/qpainter.html">QPainter</a> *d_painter; <span class="comment">// use QGuardedPtr</span>
<a name="l00064"></a>00064 <a class="codeRef" doxygen="qt.tag:http://doc.trolltech.com/3.3/" href="http://doc.trolltech.com/3.3/qpainter.html">QPainter</a> *d_devicePainter; <span class="comment">// use QGuardedPtr</span>
<a name="l00065"></a>00065
<a name="l00066"></a>00066 <span class="keyword">static</span> <span class="keywordtype">bool</span> d_enabled;
<a name="l00067"></a>00067 };
<a name="l00068"></a>00068
<a name="l00069"></a>00069 } <span class="comment">// namespace hippodraw</span>
<a name="l00070"></a>00070
<a name="l00071"></a>00071 <span class="preprocessor">#endif</span>
</pre></div></div>
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