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<h1>qwt_plot_magnifier.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: &quot;stroustrup&quot; -*- *****************************</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_MAGNIFIER_H</span>
<a name="l00011"></a>00011 <span class="preprocessor"></span><span class="preprocessor">#define QWT_PLOT_MAGNIFIER_H 1</span>
<a name="l00012"></a>00012 <span class="preprocessor"></span>
<a name="l00013"></a>00013 <span class="preprocessor">#include &quot;qwt_global.h&quot;</span>
<a name="l00014"></a>00014 <span class="preprocessor">#include &quot;qwt_magnifier.h&quot;</span>
<a name="l00015"></a>00015 
<a name="l00016"></a>00016 <span class="keyword">class </span><a class="code" href="class_qwt_plot_canvas.html" title="Canvas of a QwtPlot.">QwtPlotCanvas</a>;
<a name="l00017"></a>00017 <span class="keyword">class </span><a class="code" href="class_qwt_plot.html" title="A 2-D plotting widget.">QwtPlot</a>;
<a name="l00018"></a>00018 
<a name="l00030"></a><a class="code" href="class_qwt_plot_magnifier.html">00030</a> <span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_plot_magnifier.html" title="QwtPlotMagnifier provides zooming, by magnifying in steps.">QwtPlotMagnifier</a>: <span class="keyword">public</span> <a class="code" href="class_qwt_magnifier.html" title="QwtMagnifier provides zooming, by magnifying in steps.">QwtMagnifier</a>
<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_plot_magnifier.html" title="QwtPlotMagnifier provides zooming, by magnifying in steps.">QwtPlotMagnifier</a>(<a class="code" href="class_qwt_plot_canvas.html" title="Canvas of a QwtPlot.">QwtPlotCanvas</a> *);
<a name="l00036"></a>00036     <span class="keyword">virtual</span> ~<a class="code" href="class_qwt_plot_magnifier.html" title="QwtPlotMagnifier provides zooming, by magnifying in steps.">QwtPlotMagnifier</a>();
<a name="l00037"></a>00037 
<a name="l00038"></a>00038     <span class="keywordtype">void</span> setAxisEnabled(<span class="keywordtype">int</span> axis, <span class="keywordtype">bool</span> on);
<a name="l00039"></a>00039     <span class="keywordtype">bool</span> isAxisEnabled(<span class="keywordtype">int</span> axis) <span class="keyword">const</span>;
<a name="l00040"></a>00040 
<a name="l00041"></a>00041     <a class="code" href="class_qwt_plot_canvas.html" title="Canvas of a QwtPlot.">QwtPlotCanvas</a> *canvas();
<a name="l00042"></a>00042     <span class="keyword">const</span> <a class="code" href="class_qwt_plot_canvas.html" title="Canvas of a QwtPlot.">QwtPlotCanvas</a> *canvas() <span class="keyword">const</span>;
<a name="l00043"></a>00043 
<a name="l00044"></a>00044     <a class="code" href="class_qwt_plot.html" title="A 2-D plotting widget.">QwtPlot</a> *plot();
<a name="l00045"></a>00045     <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="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> <a class="code" href="class_qwt_magnifier.html#a5c3d5bda10412a50bd403afe84e2ccee">rescale</a>(<span class="keywordtype">double</span> factor);
<a name="l00049"></a>00049 
<a name="l00050"></a>00050 <span class="keyword">private</span>:
<a name="l00051"></a>00051     <span class="keyword">class </span>PrivateData;
<a name="l00052"></a>00052     PrivateData *d_data;
<a name="l00053"></a>00053 };
<a name="l00054"></a>00054 
<a name="l00055"></a>00055 <span class="preprocessor">#endif</span>
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