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<div class="title">qwt_polar_magnifier.h</div> </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"> * QwtPolar Widget Library</span>
<a name="l00003"></a>00003 <span class="comment"> * Copyright (C) 2008 Uwe Rathmann</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 Qwt License, Version 1.0</span>
<a name="l00007"></a>00007 <span class="comment"> *****************************************************************************/</span>
<a name="l00008"></a>00008
<a name="l00009"></a>00009 <span class="preprocessor">#ifndef QWT_POLAR_MAGNIFIER_H</span>
<a name="l00010"></a>00010 <span class="preprocessor"></span><span class="preprocessor">#define QWT_POLAR_MAGNIFIER_H 1</span>
<a name="l00011"></a>00011 <span class="preprocessor"></span>
<a name="l00012"></a>00012 <span class="preprocessor">#include "qwt_polar_global.h"</span>
<a name="l00013"></a>00013 <span class="preprocessor">#include "qwt_magnifier.h"</span>
<a name="l00014"></a>00014
<a name="l00015"></a>00015 <span class="keyword">class </span><a class="code" href="class_qwt_polar_plot.html" title="A plotting widget, displaying a polar coordinate system.">QwtPolarPlot</a>;
<a name="l00016"></a>00016 <span class="keyword">class </span><a class="code" href="class_qwt_polar_canvas.html" title="Canvas of a QwtPolarPlot.">QwtPolarCanvas</a>;
<a name="l00017"></a>00017
<a name="l00030"></a><a class="code" href="class_qwt_polar_magnifier.html">00030</a> <span class="keyword">class </span>QWT_POLAR_EXPORT <a class="code" href="class_qwt_polar_magnifier.html" title="QwtPolarMagnifier provides zooming, by magnifying in steps.">QwtPolarMagnifier</a>: <span class="keyword">public</span> QwtMagnifier
<a name="l00031"></a>00031 {
<a name="l00032"></a>00032 Q_OBJECT
<a name="l00033"></a>00033
<a name="l00034"></a>00034 <span class="keyword">public</span>:
<a name="l00035"></a>00035 <span class="keyword">explicit</span> <a class="code" href="class_qwt_polar_magnifier.html" title="QwtPolarMagnifier provides zooming, by magnifying in steps.">QwtPolarMagnifier</a>(<a class="code" href="class_qwt_polar_canvas.html" title="Canvas of a QwtPolarPlot.">QwtPolarCanvas</a> *);
<a name="l00036"></a>00036 <span class="keyword">virtual</span> ~<a class="code" href="class_qwt_polar_magnifier.html" title="QwtPolarMagnifier provides zooming, by magnifying in steps.">QwtPolarMagnifier</a>();
<a name="l00037"></a>00037
<a name="l00038"></a>00038 <span class="keywordtype">void</span> setUnzoomKey(<span class="keywordtype">int</span> key, <span class="keywordtype">int</span> modifiers);
<a name="l00039"></a>00039 <span class="keywordtype">void</span> getUnzoomKey(<span class="keywordtype">int</span> &key, <span class="keywordtype">int</span> &modifiers) <span class="keyword">const</span>;
<a name="l00040"></a>00040
<a name="l00041"></a>00041 <a class="code" href="class_qwt_polar_plot.html" title="A plotting widget, displaying a polar coordinate system.">QwtPolarPlot</a> *plot();
<a name="l00042"></a>00042 <span class="keyword">const</span> <a class="code" href="class_qwt_polar_plot.html" title="A plotting widget, displaying a polar coordinate system.">QwtPolarPlot</a> *plot() <span class="keyword">const</span>;
<a name="l00043"></a>00043
<a name="l00044"></a>00044 <a class="code" href="class_qwt_polar_canvas.html" title="Canvas of a QwtPolarPlot.">QwtPolarCanvas</a> *canvas();
<a name="l00045"></a>00045 <span class="keyword">const</span> <a class="code" href="class_qwt_polar_canvas.html" title="Canvas of a QwtPolarPlot.">QwtPolarCanvas</a> *canvas() <span class="keyword">const</span>;
<a name="l00046"></a>00046
<a name="l00047"></a>00047 <span class="keyword">protected</span>:
<a name="l00048"></a>00048 <span class="keyword">virtual</span> <span class="keywordtype">void</span> rescale(<span class="keywordtype">double</span> factor);
<a name="l00049"></a>00049 <span class="keywordtype">void</span> unzoom();
<a name="l00050"></a>00050
<a name="l00051"></a>00051 <span class="keyword">virtual</span> <span class="keywordtype">void</span> widgetKeyPressEvent(QKeyEvent *);
<a name="l00052"></a>00052
<a name="l00053"></a>00053 <span class="keyword">private</span>:
<a name="l00054"></a>00054 <span class="keyword">class </span>PrivateData;
<a name="l00055"></a>00055 PrivateData *d_data;
<a name="l00056"></a>00056 };
<a name="l00057"></a>00057
<a name="l00058"></a>00058 <span class="preprocessor">#endif</span>
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