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<h1>qwt_slider.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_SLIDER_H</span>
<a name="l00011"></a>00011 <span class="preprocessor"></span><span class="preprocessor">#define QWT_SLIDER_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 "qwt_abstract_scale.h"</span>
<a name="l00015"></a>00015 <span class="preprocessor">#include "qwt_abstract_slider.h"</span>
<a name="l00016"></a>00016
<a name="l00017"></a>00017 <span class="keyword">class </span><a class="code" href="class_qwt_scale_draw.html" title="A class for drawing scales.">QwtScaleDraw</a>;
<a name="l00018"></a>00018
<a name="l00032"></a><a class="code" href="class_qwt_slider.html">00032</a> <span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_slider.html" title="The Slider Widget.">QwtSlider</a> : <span class="keyword">public</span> <a class="code" href="class_qwt_abstract_slider.html" title="An abstract base class for slider widgets.">QwtAbstractSlider</a>, <span class="keyword">public</span> <a class="code" href="class_qwt_abstract_scale.html" title="An abstract base class for classes containing a scale.">QwtAbstractScale</a>
<a name="l00033"></a>00033 {
<a name="l00034"></a>00034 Q_OBJECT
<a name="l00035"></a>00035 Q_ENUMS( <a class="code" href="class_qwt_slider.html#a10836f1e83b9c8ef8e229bf7c65c3659">ScalePos</a> )
<a name="l00036"></a>00036 Q_ENUMS( <a class="code" href="class_qwt_slider.html#a2264e8f2aeb35e7d02cff798d499c81b">BackgroundStyle</a> )
<a name="l00037"></a>00037 Q_PROPERTY( <a class="code" href="class_qwt_slider.html#a10836f1e83b9c8ef8e229bf7c65c3659">ScalePos</a> scalePosition READ scalePosition
<a name="l00038"></a>00038 WRITE setScalePosition )
<a name="l00039"></a>00039 Q_PROPERTY( <a class="code" href="class_qwt_slider.html#a70f69cb589c885abfac740dbb1137dd0" title="Background styles.">BackgroundStyles</a> backgroundStyle
<a name="l00040"></a>00040 READ backgroundStyle WRITE setBackgroundStyle )
<a name="l00041"></a>00041 Q_PROPERTY( QSize handleSize READ handleSize WRITE setHandleSize )
<a name="l00042"></a>00042 Q_PROPERTY( <span class="keywordtype">int</span> borderWidth READ borderWidth WRITE setBorderWidth )
<a name="l00043"></a>00043 Q_PROPERTY( <span class="keywordtype">int</span> spacing READ spacing WRITE setSpacing )
<a name="l00044"></a>00044
<a name="l00045"></a>00045 <span class="keyword">public</span>:
<a name="l00046"></a>00046
<a name="l00056"></a><a class="code" href="class_qwt_slider.html#a10836f1e83b9c8ef8e229bf7c65c3659">00056</a> <span class="keyword">enum</span> <a class="code" href="class_qwt_slider.html#a10836f1e83b9c8ef8e229bf7c65c3659">ScalePos</a>
<a name="l00057"></a>00057 {
<a name="l00059"></a><a class="code" href="class_qwt_slider.html#a10836f1e83b9c8ef8e229bf7c65c3659a49899c3cf9ad1d8f45046824ecbfc6a4">00059</a> <a class="code" href="class_qwt_slider.html#a10836f1e83b9c8ef8e229bf7c65c3659a49899c3cf9ad1d8f45046824ecbfc6a4" title="The slider has no scale.">NoScale</a>,
<a name="l00060"></a>00060
<a name="l00062"></a><a class="code" href="class_qwt_slider.html#a10836f1e83b9c8ef8e229bf7c65c3659a9bc4e0eef58c45d3f57402244d33148c">00062</a> <a class="code" href="class_qwt_slider.html#a10836f1e83b9c8ef8e229bf7c65c3659a9bc4e0eef58c45d3f57402244d33148c" title="The scale is left of the slider.">LeftScale</a>,
<a name="l00063"></a>00063
<a name="l00065"></a><a class="code" href="class_qwt_slider.html#a10836f1e83b9c8ef8e229bf7c65c3659aeaf4810bb4c9bc82fc695f976064e59f">00065</a> <a class="code" href="class_qwt_slider.html#a10836f1e83b9c8ef8e229bf7c65c3659aeaf4810bb4c9bc82fc695f976064e59f" title="The scale is right of the slider.">RightScale</a>,
<a name="l00066"></a>00066
<a name="l00068"></a><a class="code" href="class_qwt_slider.html#a10836f1e83b9c8ef8e229bf7c65c3659a8565a6edef3338afdf4530a275004676">00068</a> <a class="code" href="class_qwt_slider.html#a10836f1e83b9c8ef8e229bf7c65c3659a8565a6edef3338afdf4530a275004676" title="The scale is above of the slider.">TopScale</a>,
<a name="l00069"></a>00069
<a name="l00071"></a><a class="code" href="class_qwt_slider.html#a10836f1e83b9c8ef8e229bf7c65c3659aaee1456ce192712a4c00235b677a2473">00071</a> BottomScale
<a name="l00072"></a>00072 };
<a name="l00073"></a>00073
<a name="l00078"></a><a class="code" href="class_qwt_slider.html#a2264e8f2aeb35e7d02cff798d499c81b">00078</a> <span class="keyword">enum</span> <a class="code" href="class_qwt_slider.html#a2264e8f2aeb35e7d02cff798d499c81b">BackgroundStyle</a>
<a name="l00079"></a>00079 {
<a name="l00081"></a><a class="code" href="class_qwt_slider.html#a2264e8f2aeb35e7d02cff798d499c81ba4028032ace03b4817b4a1ea9b42c6e93">00081</a> Trough = 0x01,
<a name="l00082"></a>00082
<a name="l00084"></a><a class="code" href="class_qwt_slider.html#a2264e8f2aeb35e7d02cff798d499c81ba7db6a5e172b5ef2781241d61e5424470">00084</a> Groove = 0x02,
<a name="l00085"></a>00085 };
<a name="l00086"></a>00086
<a name="l00088"></a><a class="code" href="class_qwt_slider.html#a70f69cb589c885abfac740dbb1137dd0">00088</a> <span class="keyword">typedef</span> QFlags<BackgroundStyle> <a class="code" href="class_qwt_slider.html#a70f69cb589c885abfac740dbb1137dd0" title="Background styles.">BackgroundStyles</a>;
<a name="l00089"></a>00089
<a name="l00090"></a>00090 <span class="keyword">explicit</span> <a class="code" href="class_qwt_slider.html" title="The Slider Widget.">QwtSlider</a>( QWidget *parent,
<a name="l00091"></a>00091 Qt::Orientation = Qt::Horizontal,
<a name="l00092"></a>00092 <a class="code" href="class_qwt_slider.html#a10836f1e83b9c8ef8e229bf7c65c3659">ScalePos</a> = NoScale, <a class="code" href="class_qwt_slider.html#a70f69cb589c885abfac740dbb1137dd0" title="Background styles.">BackgroundStyles</a> = Trough );
<a name="l00093"></a>00093
<a name="l00094"></a>00094 <span class="keyword">virtual</span> ~<a class="code" href="class_qwt_slider.html" title="The Slider Widget.">QwtSlider</a>();
<a name="l00095"></a>00095
<a name="l00096"></a>00096 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_abstract_slider.html#a6b0fdc50bfbb0a8bb40f0dc6bf493b2c" title="Set the orientation.">setOrientation</a>( Qt::Orientation );
<a name="l00097"></a>00097
<a name="l00098"></a>00098 <span class="keywordtype">void</span> setBackgroundStyle( <a class="code" href="class_qwt_slider.html#a70f69cb589c885abfac740dbb1137dd0" title="Background styles.">BackgroundStyles</a> );
<a name="l00099"></a>00099 <a class="code" href="class_qwt_slider.html#a70f69cb589c885abfac740dbb1137dd0" title="Background styles.">BackgroundStyles</a> backgroundStyle() <span class="keyword">const</span>;
<a name="l00100"></a>00100
<a name="l00101"></a>00101 <span class="keywordtype">void</span> setScalePosition( <a class="code" href="class_qwt_slider.html#a10836f1e83b9c8ef8e229bf7c65c3659">ScalePos</a> s );
<a name="l00102"></a>00102 <a class="code" href="class_qwt_slider.html#a10836f1e83b9c8ef8e229bf7c65c3659">ScalePos</a> scalePosition() <span class="keyword">const</span>;
<a name="l00103"></a>00103
<a name="l00104"></a>00104 <span class="keywordtype">void</span> setHandleSize( <span class="keywordtype">int</span> width, <span class="keywordtype">int</span> height );
<a name="l00105"></a>00105 <span class="keywordtype">void</span> setHandleSize( <span class="keyword">const</span> QSize & );
<a name="l00106"></a>00106 QSize handleSize() <span class="keyword">const</span>;
<a name="l00107"></a>00107
<a name="l00108"></a>00108 <span class="keywordtype">void</span> setBorderWidth( <span class="keywordtype">int</span> bw );
<a name="l00109"></a>00109 <span class="keywordtype">int</span> borderWidth() <span class="keyword">const</span>;
<a name="l00110"></a>00110
<a name="l00111"></a>00111 <span class="keywordtype">void</span> setSpacing( <span class="keywordtype">int</span> );
<a name="l00112"></a>00112 <span class="keywordtype">int</span> spacing() <span class="keyword">const</span>;
<a name="l00113"></a>00113
<a name="l00114"></a>00114 <span class="keyword">virtual</span> QSize sizeHint() <span class="keyword">const</span>;
<a name="l00115"></a>00115 <span class="keyword">virtual</span> QSize minimumSizeHint() <span class="keyword">const</span>;
<a name="l00116"></a>00116
<a name="l00117"></a>00117 <span class="keywordtype">void</span> setScaleDraw( <a class="code" href="class_qwt_scale_draw.html" title="A class for drawing scales.">QwtScaleDraw</a> * );
<a name="l00118"></a>00118 <span class="keyword">const</span> <a class="code" href="class_qwt_scale_draw.html" title="A class for drawing scales.">QwtScaleDraw</a> *scaleDraw() <span class="keyword">const</span>;
<a name="l00119"></a>00119
<a name="l00120"></a>00120 <span class="keyword">protected</span>:
<a name="l00121"></a>00121 <span class="keyword">virtual</span> <span class="keywordtype">double</span> <a class="code" href="class_qwt_abstract_slider.html#a6e26a993536813c2d9846a28f3c27aa7" title="Determine the value corresponding to a specified poind.">getValue</a>( <span class="keyword">const</span> QPoint &p );
<a name="l00122"></a>00122 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_abstract_slider.html#a4124aa3b1e462d57ea2693214e66da0b" title="Determine what to do when the user presses a mouse button.">getScrollMode</a>( <span class="keyword">const</span> QPoint &p,
<a name="l00123"></a>00123 <a class="code" href="class_qwt_abstract_slider.html#ae4c0c4844ac6a35356f3c529a8eae154">QwtAbstractSlider::ScrollMode</a> &, <span class="keywordtype">int</span> &direction ) <span class="keyword">const</span>;
<a name="l00124"></a>00124
<a name="l00125"></a>00125 <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawSlider ( QPainter *, <span class="keyword">const</span> QRect & ) <span class="keyword">const</span>;
<a name="l00126"></a>00126 <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawHandle( QPainter *, <span class="keyword">const</span> QRect &, <span class="keywordtype">int</span> pos ) <span class="keyword">const</span>;
<a name="l00127"></a>00127
<a name="l00128"></a>00128 <span class="keyword">virtual</span> <span class="keywordtype">void</span> resizeEvent( QResizeEvent * );
<a name="l00129"></a>00129 <span class="keyword">virtual</span> <span class="keywordtype">void</span> paintEvent ( QPaintEvent * );
<a name="l00130"></a>00130 <span class="keyword">virtual</span> <span class="keywordtype">void</span> changeEvent( QEvent * );
<a name="l00131"></a>00131
<a name="l00132"></a>00132 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_abstract_slider.html#a2f04dc51e4402b51fef3250bcc99dc7f">valueChange</a>();
<a name="l00133"></a>00133 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_double_range.html#a3583134a1ac32706aa4742088bb9d4dc" title="Notify a change of the range.">rangeChange</a>();
<a name="l00134"></a>00134 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_abstract_scale.html#a0dbb7bdc557c0a7b163643e41970ed6a" title="Notify changed scale.">scaleChange</a>();
<a name="l00135"></a>00135
<a name="l00136"></a>00136 <span class="keywordtype">int</span> transform( <span class="keywordtype">double</span> v ) <span class="keyword">const</span>;
<a name="l00137"></a>00137
<a name="l00138"></a>00138 <a class="code" href="class_qwt_scale_draw.html" title="A class for drawing scales.">QwtScaleDraw</a> *scaleDraw();
<a name="l00139"></a>00139
<a name="l00140"></a>00140 <span class="keyword">private</span>:
<a name="l00141"></a>00141 <span class="keywordtype">void</span> layoutSlider( <span class="keywordtype">bool</span> );
<a name="l00142"></a>00142 <span class="keywordtype">void</span> initSlider( Qt::Orientation, <a class="code" href="class_qwt_slider.html#a10836f1e83b9c8ef8e229bf7c65c3659">ScalePos</a>, <a class="code" href="class_qwt_slider.html#a70f69cb589c885abfac740dbb1137dd0" title="Background styles.">BackgroundStyles</a> );
<a name="l00143"></a>00143
<a name="l00144"></a>00144 <span class="keyword">class </span>PrivateData;
<a name="l00145"></a>00145 PrivateData *d_data;
<a name="l00146"></a>00146 };
<a name="l00147"></a>00147
<a name="l00148"></a>00148 Q_DECLARE_OPERATORS_FOR_FLAGS( <a class="code" href="class_qwt_slider.html#a70f69cb589c885abfac740dbb1137dd0" title="Background styles.">QwtSlider::BackgroundStyles</a> )
<a name="l00149"></a>00149
<a name="l00150"></a>00150 <span class="preprocessor">#endif</span>
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