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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_MAGNIFIER_H</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#define QWT_MAGNIFIER_H 1</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 <qobject.h></span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="keyword">class </span>QWidget;</div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="keyword">class </span>QMouseEvent;</div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="keyword">class </span>QWheelEvent;</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="keyword">class </span>QKeyEvent;</div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div><div class="line"><a name="l00027"></a><span class="lineno"><a class="line" href="class_qwt_magnifier.html"> 27</a></span> <span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_magnifier.html">QwtMagnifier</a>: <span class="keyword">public</span> QObject</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> <span class="keyword">public</span>:</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keyword">explicit</span> <a class="code" href="class_qwt_magnifier.html">QwtMagnifier</a>( QWidget * );</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="keyword">virtual</span> ~<a class="code" href="class_qwt_magnifier.html">QwtMagnifier</a>();</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  QWidget *parentWidget();</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keyword">const</span> QWidget *parentWidget() <span class="keyword">const</span>;</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keywordtype">void</span> setEnabled( <span class="keywordtype">bool</span> );</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keywordtype">bool</span> isEnabled() <span class="keyword">const</span>;</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="comment">// mouse</span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keywordtype">void</span> setMouseFactor( <span class="keywordtype">double</span> );</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keywordtype">double</span> mouseFactor() <span class="keyword">const</span>;</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> </div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keywordtype">void</span> setMouseButton( Qt::MouseButton, Qt::KeyboardModifiers = Qt::NoModifier );</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keywordtype">void</span> getMouseButton( Qt::MouseButton &, Qt::KeyboardModifiers & ) <span class="keyword">const</span>;</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="comment">// mouse wheel</span></div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordtype">void</span> setWheelFactor( <span class="keywordtype">double</span> );</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordtype">double</span> wheelFactor() <span class="keyword">const</span>;</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> </div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keywordtype">void</span> setWheelModifiers( Qt::KeyboardModifiers );</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  Qt::KeyboardModifiers wheelModifiers() <span class="keyword">const</span>;</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="comment">// keyboard</span></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keywordtype">void</span> setKeyFactor( <span class="keywordtype">double</span> );</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keywordtype">double</span> keyFactor() <span class="keyword">const</span>;</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keywordtype">void</span> setZoomInKey( <span class="keywordtype">int</span> key, Qt::KeyboardModifiers = Qt::NoModifier );</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keywordtype">void</span> getZoomInKey( <span class="keywordtype">int</span> &key, Qt::KeyboardModifiers & ) <span class="keyword">const</span>;</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordtype">void</span> setZoomOutKey( <span class="keywordtype">int</span> key, Qt::KeyboardModifiers = Qt::NoModifier );</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keywordtype">void</span> getZoomOutKey( <span class="keywordtype">int</span> &key, Qt::KeyboardModifiers & ) <span class="keyword">const</span>;</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keyword">virtual</span> <span class="keywordtype">bool</span> eventFilter( QObject *, QEvent * );</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="keyword">protected</span>:</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> rescale( <span class="keywordtype">double</span> factor ) = 0;</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> widgetMousePressEvent( QMouseEvent * );</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> widgetMouseReleaseEvent( QMouseEvent * );</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> widgetMouseMoveEvent( QMouseEvent * );</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> widgetWheelEvent( QWheelEvent * );</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> widgetKeyPressEvent( QKeyEvent * );</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> widgetKeyReleaseEvent( QKeyEvent * );</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="keyword">private</span>:</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keyword">class </span>PrivateData;</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  PrivateData *d_data;</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> };</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> </div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="preprocessor">#endif</span></div><div class="ttc" id="class_qwt_magnifier_html"><div class="ttname"><a href="class_qwt_magnifier.html">QwtMagnifier</a></div><div class="ttdoc">QwtMagnifier provides zooming, by magnifying in steps. </div><div class="ttdef"><b>Definition:</b> qwt_magnifier.h:27</div></div>
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