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<div class="title">kselect.cpp</div> </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* This file is part of the KDE libraries</span>
<a name="l00002"></a>00002 <span class="comment"> Copyright (C) 1997 Martin Jones (mjones@kde.org)</span>
<a name="l00003"></a>00003 <span class="comment"></span>
<a name="l00004"></a>00004 <span class="comment"> This library is free software; you can redistribute it and/or</span>
<a name="l00005"></a>00005 <span class="comment"> modify it under the terms of the GNU Library General Public</span>
<a name="l00006"></a>00006 <span class="comment"> License as published by the Free Software Foundation; either</span>
<a name="l00007"></a>00007 <span class="comment"> version 2 of the License, or (at your option) any later version.</span>
<a name="l00008"></a>00008 <span class="comment"></span>
<a name="l00009"></a>00009 <span class="comment"> This library is distributed in the hope that it will be useful,</span>
<a name="l00010"></a>00010 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00011"></a>00011 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
<a name="l00012"></a>00012 <span class="comment"> Library General Public License for more details.</span>
<a name="l00013"></a>00013 <span class="comment"></span>
<a name="l00014"></a>00014 <span class="comment"> You should have received a copy of the GNU Library General Public License</span>
<a name="l00015"></a>00015 <span class="comment"> along with this library; see the file COPYING.LIB. If not, write to</span>
<a name="l00016"></a>00016 <span class="comment"> the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,</span>
<a name="l00017"></a>00017 <span class="comment"> Boston, MA 02110-1301, USA.</span>
<a name="l00018"></a>00018 <span class="comment">*/</span>
<a name="l00019"></a>00019
<a name="l00020"></a>00020 <span class="preprocessor">#include <qimage.h></span>
<a name="l00021"></a>00021 <span class="preprocessor">#include <qpainter.h></span>
<a name="l00022"></a>00022 <span class="preprocessor">#include <qdrawutil.h></span>
<a name="l00023"></a>00023 <span class="preprocessor">#include <qstyle.h></span>
<a name="l00024"></a>00024 <span class="preprocessor">#include <kimageeffect.h></span>
<a name="l00025"></a>00025 <span class="preprocessor">#include "kselect.h"</span>
<a name="l00026"></a>00026
<a name="l00027"></a>00027 <span class="preprocessor">#define STORE_W 8</span>
<a name="l00028"></a>00028 <span class="preprocessor"></span><span class="preprocessor">#define STORE_W2 STORE_W * 2</span>
<a name="l00029"></a>00029 <span class="preprocessor"></span>
<a name="l00030"></a>00030 <span class="comment">//-----------------------------------------------------------------------------</span>
<a name="l00031"></a>00031 <span class="comment">/*</span>
<a name="l00032"></a>00032 <span class="comment"> * 2D value selector.</span>
<a name="l00033"></a>00033 <span class="comment"> * The contents of the selector are drawn by derived class.</span>
<a name="l00034"></a>00034 <span class="comment"> */</span>
<a name="l00035"></a>00035
<a name="l00036"></a><a class="code" href="classKXYSelector.html#ae2678a9254304d3e80ece16c3bd59a84">00036</a> <a class="code" href="classKXYSelector.html#ae2678a9254304d3e80ece16c3bd59a84" title="Constructs a two-dimensional selector widget which has a value range of [0..100] in both directions...">KXYSelector::KXYSelector</a>( <a class="codeRef" href="qwidget.html">QWidget</a> *parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name )
<a name="l00037"></a>00037 : <a class="codeRef" href="qwidget.html">QWidget</a>( parent, name )
<a name="l00038"></a>00038 {
<a name="l00039"></a>00039 xPos = 0;
<a name="l00040"></a>00040 yPos = 0;
<a name="l00041"></a>00041 minX = 0;
<a name="l00042"></a>00042 minY = 0;
<a name="l00043"></a>00043 maxX = 100;
<a name="l00044"></a>00044 maxY = 100;
<a name="l00045"></a>00045 store.<a class="codeRef" href="qpixmap.html#setOptimization">setOptimization</a>( QPixmap::BestOptim );
<a name="l00046"></a>00046 store.<a class="codeRef" href="qpixmap.html#resize">resize</a>( STORE_W2, STORE_W2 );
<a name="l00047"></a>00047 }
<a name="l00048"></a>00048
<a name="l00049"></a>00049
<a name="l00050"></a><a class="code" href="classKXYSelector.html#a9c64babc7f32d0f40305ad66b339ca18">00050</a> <a class="code" href="classKXYSelector.html#a9c64babc7f32d0f40305ad66b339ca18" title="Destructs the widget.">KXYSelector::~KXYSelector</a>()
<a name="l00051"></a>00051 {}
<a name="l00052"></a>00052
<a name="l00053"></a>00053
<a name="l00054"></a><a class="code" href="classKXYSelector.html#a257ab50ee2aa720e93ef4975709ff736">00054</a> <span class="keywordtype">void</span> <a class="code" href="classKXYSelector.html#a257ab50ee2aa720e93ef4975709ff736" title="Sets the range of possible values.">KXYSelector::setRange</a>( <span class="keywordtype">int</span> _minX, <span class="keywordtype">int</span> _minY, <span class="keywordtype">int</span> _maxX, <span class="keywordtype">int</span> _maxY )
<a name="l00055"></a>00055 {
<a name="l00056"></a>00056 <span class="keywordtype">int</span> w = <a class="codeRef" href="qwidget.html#style">style</a>().pixelMetric(QStyle::PM_DefaultFrameWidth);
<a name="l00057"></a>00057 px = w;
<a name="l00058"></a>00058 py = w;
<a name="l00059"></a>00059 minX = _minX;
<a name="l00060"></a>00060 minY = _minY;
<a name="l00061"></a>00061 maxX = _maxX;
<a name="l00062"></a>00062 maxY = _maxY;
<a name="l00063"></a>00063 }
<a name="l00064"></a>00064
<a name="l00065"></a><a class="code" href="classKXYSelector.html#a7a9919cb4b62be487934eced9a052829">00065</a> <span class="keywordtype">void</span> <a class="code" href="classKXYSelector.html#a7a9919cb4b62be487934eced9a052829" title="Sets the current horizontal value.">KXYSelector::setXValue</a>( <span class="keywordtype">int</span> _xPos )
<a name="l00066"></a>00066 {
<a name="l00067"></a>00067 <a class="code" href="classKXYSelector.html#a61b1380ab49e95c3911afb840e36b1c8" title="Sets the current values in horizontal and vertical direction.">setValues</a>(_xPos, yPos);
<a name="l00068"></a>00068 }
<a name="l00069"></a>00069
<a name="l00070"></a><a class="code" href="classKXYSelector.html#afe6e51475749db934773e05716d2acc1">00070</a> <span class="keywordtype">void</span> <a class="code" href="classKXYSelector.html#afe6e51475749db934773e05716d2acc1" title="Sets the current vertical value.">KXYSelector::setYValue</a>( <span class="keywordtype">int</span> _yPos )
<a name="l00071"></a>00071 {
<a name="l00072"></a>00072 <a class="code" href="classKXYSelector.html#a61b1380ab49e95c3911afb840e36b1c8" title="Sets the current values in horizontal and vertical direction.">setValues</a>(xPos, _yPos);
<a name="l00073"></a>00073 }
<a name="l00074"></a>00074
<a name="l00075"></a><a class="code" href="classKXYSelector.html#a61b1380ab49e95c3911afb840e36b1c8">00075</a> <span class="keywordtype">void</span> <a class="code" href="classKXYSelector.html#a61b1380ab49e95c3911afb840e36b1c8" title="Sets the current values in horizontal and vertical direction.">KXYSelector::setValues</a>( <span class="keywordtype">int</span> _xPos, <span class="keywordtype">int</span> _yPos )
<a name="l00076"></a>00076 {
<a name="l00077"></a>00077 <span class="keywordtype">int</span> w = <a class="codeRef" href="qwidget.html#style">style</a>().pixelMetric(QStyle::PM_DefaultFrameWidth);
<a name="l00078"></a>00078 <span class="keywordflow">if</span> (w < 5) w = 5;
<a name="l00079"></a>00079
<a name="l00080"></a>00080 xPos = _xPos;
<a name="l00081"></a>00081 yPos = _yPos;
<a name="l00082"></a>00082
<a name="l00083"></a>00083 <span class="keywordflow">if</span> ( xPos > maxX )
<a name="l00084"></a>00084 xPos = maxX;
<a name="l00085"></a>00085 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( xPos < minX )
<a name="l00086"></a>00086 xPos = minX;
<a name="l00087"></a>00087
<a name="l00088"></a>00088 <span class="keywordflow">if</span> ( yPos > maxY )
<a name="l00089"></a>00089 yPos = maxY;
<a name="l00090"></a>00090 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( yPos < minY )
<a name="l00091"></a>00091 yPos = minY;
<a name="l00092"></a>00092
<a name="l00093"></a>00093 <span class="keywordtype">int</span> xp = w + (<a class="codeRef" href="qwidget.html#width">width</a>() - 2 * w) * xPos / (maxX - minX);
<a name="l00094"></a>00094 <span class="keywordtype">int</span> yp = <a class="codeRef" href="qwidget.html#height">height</a>() - w - (<a class="codeRef" href="qwidget.html#height">height</a>() - 2 * w) * yPos / (maxY - minY);
<a name="l00095"></a>00095
<a name="l00096"></a>00096 setPosition( xp, yp );
<a name="l00097"></a>00097 }
<a name="l00098"></a>00098
<a name="l00099"></a><a class="code" href="classKXYSelector.html#ac33a07d962e90119eabab3b7d3abe8f5">00099</a> <a class="codeRef" href="qrect.html">QRect</a> <a class="code" href="classKXYSelector.html#ac33a07d962e90119eabab3b7d3abe8f5">KXYSelector::contentsRect</a>()<span class="keyword"> const</span>
<a name="l00100"></a>00100 <span class="keyword"></span>{
<a name="l00101"></a>00101 <span class="keywordtype">int</span> w = <a class="codeRef" href="qwidget.html#style">style</a>().pixelMetric(QStyle::PM_DefaultFrameWidth);
<a name="l00102"></a>00102 <span class="keywordflow">if</span> (w < 5) {
<a name="l00103"></a>00103 w = 5;
<a name="l00104"></a>00104 }
<a name="l00105"></a>00105 <a class="codeRef" href="qrect.html">QRect</a> contents(<a class="codeRef" href="qwidget.html#rect">rect</a>());
<a name="l00106"></a>00106 contents.<a class="codeRef" href="qrect.html#addCoords">addCoords</a>(w, w, -w, -w);
<a name="l00107"></a>00107 <span class="keywordflow">return</span> contents;
<a name="l00108"></a>00108 }
<a name="l00109"></a>00109
<a name="l00110"></a>00110 <span class="keywordtype">void</span> KXYSelector::paintEvent( <a class="codeRef" href="qpaintevent.html">QPaintEvent</a> *ev )
<a name="l00111"></a>00111 {
<a name="l00112"></a>00112 <a class="codeRef" href="qrect.html">QRect</a> cursorRect( px - STORE_W, py - STORE_W, STORE_W2, STORE_W2);
<a name="l00113"></a>00113 <a class="codeRef" href="qrect.html">QRect</a> paintRect = ev-><a class="codeRef" href="qpaintevent.html#rect">rect</a>();
<a name="l00114"></a>00114 <a class="codeRef" href="qrect.html">QRect</a> borderRect = <a class="codeRef" href="qwidget.html#rect">rect</a>();
<a name="l00115"></a>00115
<a name="l00116"></a>00116 <span class="keywordtype">int</span> w = <a class="codeRef" href="qwidget.html#style">style</a>().pixelMetric(QStyle::PM_DefaultFrameWidth);
<a name="l00117"></a>00117 <span class="keywordflow">if</span> (w < 5) {
<a name="l00118"></a>00118 w = 5 - w;
<a name="l00119"></a>00119 }
<a name="l00120"></a>00120 borderRect.<a class="codeRef" href="qrect.html#addCoords">addCoords</a>(w, w, -w, -w);
<a name="l00121"></a>00121
<a name="l00122"></a>00122 <a class="codeRef" href="qpainter.html">QPainter</a> painter;
<a name="l00123"></a>00123 painter.<a class="codeRef" href="qpainter.html#begin">begin</a>( <span class="keyword">this</span> );
<a name="l00124"></a>00124
<a name="l00125"></a>00125 <a class="codeRef" href="qwidget.html#style">style</a>().drawPrimitive(QStyle::PE_Panel, &painter,
<a name="l00126"></a>00126 borderRect, <a class="codeRef" href="qwidget.html#colorGroup">colorGroup</a>(),
<a name="l00127"></a>00127 QStyle::Style_Sunken);
<a name="l00128"></a>00128
<a name="l00129"></a>00129 <a class="code" href="classKXYSelector.html#a0066600767f6925a380ba03d785b2e77" title="Override this function to draw the contents of the widget.">drawContents</a>( &painter );
<a name="l00130"></a>00130 <span class="keywordflow">if</span> (paintRect.<a class="codeRef" href="qrect.html#contains">contains</a>(cursorRect))
<a name="l00131"></a>00131 {
<a name="l00132"></a>00132 bitBlt( &store, 0, 0, <span class="keyword">this</span>, px - STORE_W, py - STORE_W,
<a name="l00133"></a>00133 STORE_W2, STORE_W2, CopyROP );
<a name="l00134"></a>00134 <a class="code" href="classKXYSelector.html#abf9c7be0658fb01cea55fae3a5426106" title="Override this function to draw the cursor which indicates the currently selected value pair...">drawCursor</a>( &painter, px, py );
<a name="l00135"></a>00135 }
<a name="l00136"></a>00136 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (paintRect.<a class="codeRef" href="qrect.html#intersects">intersects</a>(cursorRect))
<a name="l00137"></a>00137 {
<a name="l00138"></a>00138 <a class="codeRef" href="qwidget.html#repaint-2">repaint</a>( cursorRect, <span class="keyword">false</span>);
<a name="l00139"></a>00139 }
<a name="l00140"></a>00140
<a name="l00141"></a>00141 painter.<a class="codeRef" href="qpainter.html#end">end</a>();
<a name="l00142"></a>00142 }
<a name="l00143"></a>00143
<a name="l00144"></a>00144 <span class="keywordtype">void</span> KXYSelector::mousePressEvent( <a class="codeRef" href="qmouseevent.html">QMouseEvent</a> *e )
<a name="l00145"></a>00145 {
<a name="l00146"></a>00146 mouseMoveEvent(e);
<a name="l00147"></a>00147 }
<a name="l00148"></a>00148
<a name="l00149"></a>00149 <span class="keywordtype">void</span> KXYSelector::mouseMoveEvent( <a class="codeRef" href="qmouseevent.html">QMouseEvent</a> *e )
<a name="l00150"></a>00150 {
<a name="l00151"></a>00151 <span class="keywordtype">int</span> xVal, yVal;
<a name="l00152"></a>00152
<a name="l00153"></a>00153 <span class="keywordtype">int</span> w = <a class="codeRef" href="qwidget.html#style">style</a>().pixelMetric(QStyle::PM_DefaultFrameWidth);
<a name="l00154"></a>00154 <a class="code" href="classKXYSelector.html#afd8da03605115114cadd41fa0f5f7c46" title="Converts a pixel position to its corresponding values.">valuesFromPosition</a>( e-><a class="codeRef" href="qmouseevent.html#pos">pos</a>().x() - w, e-><a class="codeRef" href="qmouseevent.html#pos">pos</a>().y() - w, xVal, yVal );
<a name="l00155"></a>00155
<a name="l00156"></a>00156 <a class="code" href="classKXYSelector.html#a61b1380ab49e95c3911afb840e36b1c8" title="Sets the current values in horizontal and vertical direction.">setValues</a>( xVal, yVal );
<a name="l00157"></a>00157
<a name="l00158"></a>00158 emit <a class="code" href="classKXYSelector.html#af4d618c95453c727b693dfd5a5932b78" title="This signal is emitted whenever the user chooses a value, e.g.">valueChanged</a>( xPos, yPos );
<a name="l00159"></a>00159 }
<a name="l00160"></a>00160
<a name="l00161"></a>00161 <span class="keywordtype">void</span> KXYSelector::wheelEvent( <a class="codeRef" href="qwheelevent.html">QWheelEvent</a> *e )
<a name="l00162"></a>00162 {
<a name="l00163"></a>00163 <span class="keywordflow">if</span> ( e-><a class="codeRef" href="qwheelevent.html#orientation">orientation</a>() == Qt::Horizontal )
<a name="l00164"></a>00164 <a class="code" href="classKXYSelector.html#a61b1380ab49e95c3911afb840e36b1c8" title="Sets the current values in horizontal and vertical direction.">setValues</a>( <a class="code" href="classKXYSelector.html#ab36cf98d54369742aa65d1223730200a">xValue</a>() + e-><a class="codeRef" href="qwheelevent.html#delta">delta</a>()/120, <a class="code" href="classKXYSelector.html#a3963d1c08d0ca1de2d93cefe087eb54c">yValue</a>() );
<a name="l00165"></a>00165 <span class="keywordflow">else</span>
<a name="l00166"></a>00166 <a class="code" href="classKXYSelector.html#a61b1380ab49e95c3911afb840e36b1c8" title="Sets the current values in horizontal and vertical direction.">setValues</a>( <a class="code" href="classKXYSelector.html#ab36cf98d54369742aa65d1223730200a">xValue</a>(), <a class="code" href="classKXYSelector.html#a3963d1c08d0ca1de2d93cefe087eb54c">yValue</a>() + e-><a class="codeRef" href="qwheelevent.html#delta">delta</a>()/120 );
<a name="l00167"></a>00167
<a name="l00168"></a>00168 emit <a class="code" href="classKXYSelector.html#af4d618c95453c727b693dfd5a5932b78" title="This signal is emitted whenever the user chooses a value, e.g.">valueChanged</a>( xPos, yPos );
<a name="l00169"></a>00169 }
<a name="l00170"></a>00170
<a name="l00171"></a><a class="code" href="classKXYSelector.html#afd8da03605115114cadd41fa0f5f7c46">00171</a> <span class="keywordtype">void</span> <a class="code" href="classKXYSelector.html#afd8da03605115114cadd41fa0f5f7c46" title="Converts a pixel position to its corresponding values.">KXYSelector::valuesFromPosition</a>( <span class="keywordtype">int</span> x, <span class="keywordtype">int</span> y, <span class="keywordtype">int</span> &xVal, <span class="keywordtype">int</span> &yVal )<span class="keyword"> const</span>
<a name="l00172"></a>00172 <span class="keyword"></span>{
<a name="l00173"></a>00173 <span class="keywordtype">int</span> w = <a class="codeRef" href="qwidget.html#style">style</a>().pixelMetric(QStyle::PM_DefaultFrameWidth);
<a name="l00174"></a>00174 <span class="keywordflow">if</span> (w < 5) w = 5;
<a name="l00175"></a>00175 xVal = ( (maxX-minX) * (x-w) ) / ( <a class="codeRef" href="qwidget.html#width">width</a>()-2*w );
<a name="l00176"></a>00176 yVal = maxY - ( ( (maxY-minY) * (y-w) ) / ( <a class="codeRef" href="qwidget.html#height">height</a>()-2*w ) );
<a name="l00177"></a>00177
<a name="l00178"></a>00178 <span class="keywordflow">if</span> ( xVal > maxX )
<a name="l00179"></a>00179 xVal = maxX;
<a name="l00180"></a>00180 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( xVal < minX )
<a name="l00181"></a>00181 xVal = minX;
<a name="l00182"></a>00182
<a name="l00183"></a>00183 <span class="keywordflow">if</span> ( yVal > maxY )
<a name="l00184"></a>00184 yVal = maxY;
<a name="l00185"></a>00185 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( yVal < minY )
<a name="l00186"></a>00186 yVal = minY;
<a name="l00187"></a>00187 }
<a name="l00188"></a>00188
<a name="l00189"></a>00189 <span class="keywordtype">void</span> KXYSelector::setPosition( <span class="keywordtype">int</span> xp, <span class="keywordtype">int</span> yp )
<a name="l00190"></a>00190 {
<a name="l00191"></a>00191 <span class="keywordtype">int</span> w = <a class="codeRef" href="qwidget.html#style">style</a>().pixelMetric(QStyle::PM_DefaultFrameWidth);
<a name="l00192"></a>00192 <span class="keywordflow">if</span> (w < 5) w = 5;
<a name="l00193"></a>00193 <span class="keywordflow">if</span> ( xp < w )
<a name="l00194"></a>00194 xp = w;
<a name="l00195"></a>00195 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( xp > <a class="codeRef" href="qwidget.html#width">width</a>() - w )
<a name="l00196"></a>00196 xp = <a class="codeRef" href="qwidget.html#width">width</a>() - w;
<a name="l00197"></a>00197
<a name="l00198"></a>00198 <span class="keywordflow">if</span> ( yp < w )
<a name="l00199"></a>00199 yp = w;
<a name="l00200"></a>00200 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( yp > <a class="codeRef" href="qwidget.html#height">height</a>() - w )
<a name="l00201"></a>00201 yp = <a class="codeRef" href="qwidget.html#height">height</a>() - w;
<a name="l00202"></a>00202
<a name="l00203"></a>00203 <a class="codeRef" href="qpainter.html">QPainter</a> painter;
<a name="l00204"></a>00204 painter.<a class="codeRef" href="qpainter.html#begin">begin</a>( <span class="keyword">this</span> );
<a name="l00205"></a>00205
<a name="l00206"></a>00206 bitBlt( <span class="keyword">this</span>, px - STORE_W, py - STORE_W, &store, 0, 0,
<a name="l00207"></a>00207 STORE_W2, STORE_W2, CopyROP );
<a name="l00208"></a>00208 bitBlt( &store, 0, 0, <span class="keyword">this</span>, xp - STORE_W, yp - STORE_W,
<a name="l00209"></a>00209 STORE_W2, STORE_W2, CopyROP );
<a name="l00210"></a>00210 <a class="code" href="classKXYSelector.html#abf9c7be0658fb01cea55fae3a5426106" title="Override this function to draw the cursor which indicates the currently selected value pair...">drawCursor</a>( &painter, xp, yp );
<a name="l00211"></a>00211 px = xp;
<a name="l00212"></a>00212 py = yp;
<a name="l00213"></a>00213
<a name="l00214"></a>00214 painter.<a class="codeRef" href="qpainter.html#end">end</a>();
<a name="l00215"></a>00215 }
<a name="l00216"></a>00216
<a name="l00217"></a><a class="code" href="classKXYSelector.html#a0066600767f6925a380ba03d785b2e77">00217</a> <span class="keywordtype">void</span> <a class="code" href="classKXYSelector.html#a0066600767f6925a380ba03d785b2e77" title="Override this function to draw the contents of the widget.">KXYSelector::drawContents</a>( <a class="codeRef" href="qpainter.html">QPainter</a> * )
<a name="l00218"></a>00218 {}
<a name="l00219"></a>00219
<a name="l00220"></a>00220
<a name="l00221"></a><a class="code" href="classKXYSelector.html#abf9c7be0658fb01cea55fae3a5426106">00221</a> <span class="keywordtype">void</span> <a class="code" href="classKXYSelector.html#abf9c7be0658fb01cea55fae3a5426106" title="Override this function to draw the cursor which indicates the currently selected value pair...">KXYSelector::drawCursor</a>( <a class="codeRef" href="qpainter.html">QPainter</a> *p, <span class="keywordtype">int</span> xp, <span class="keywordtype">int</span> yp )
<a name="l00222"></a>00222 {
<a name="l00223"></a>00223 p-><a class="codeRef" href="qpainter.html#setPen">setPen</a>( <a class="codeRef" href="qpen.html">QPen</a>( white ) );
<a name="l00224"></a>00224
<a name="l00225"></a>00225 p-><a class="codeRef" href="qpainter.html#drawLine">drawLine</a>( xp - 6, yp - 6, xp - 2, yp - 2 );
<a name="l00226"></a>00226 p-><a class="codeRef" href="qpainter.html#drawLine">drawLine</a>( xp - 6, yp + 6, xp - 2, yp + 2 );
<a name="l00227"></a>00227 p-><a class="codeRef" href="qpainter.html#drawLine">drawLine</a>( xp + 6, yp - 6, xp + 2, yp - 2 );
<a name="l00228"></a>00228 p-><a class="codeRef" href="qpainter.html#drawLine">drawLine</a>( xp + 6, yp + 6, xp + 2, yp + 2 );
<a name="l00229"></a>00229 }
<a name="l00230"></a>00230
<a name="l00231"></a>00231 <span class="comment">//-----------------------------------------------------------------------------</span>
<a name="l00232"></a>00232 <span class="comment">/*</span>
<a name="l00233"></a>00233 <span class="comment"> * 1D value selector with contents drawn by derived class.</span>
<a name="l00234"></a>00234 <span class="comment"> * See KColorDialog for example.</span>
<a name="l00235"></a>00235 <span class="comment"> */</span>
<a name="l00236"></a>00236
<a name="l00237"></a>00237
<a name="l00238"></a><a class="code" href="classKSelector.html#a588529137db58903e6e3fbd2a6149a58">00238</a> <a class="code" href="classKSelector.html#a588529137db58903e6e3fbd2a6149a58" title="Constructs a horizontal one-dimensional selection widget.">KSelector::KSelector</a>( <a class="codeRef" href="qwidget.html">QWidget</a> *parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name )
<a name="l00239"></a>00239 : <a class="codeRef" href="qwidget.html">QWidget</a>( parent, name ), <a class="codeRef" href="qrangecontrol.html">QRangeControl</a>()
<a name="l00240"></a>00240 {
<a name="l00241"></a>00241 _orientation = Horizontal;
<a name="l00242"></a>00242 _indent = <span class="keyword">true</span>;
<a name="l00243"></a>00243 }
<a name="l00244"></a>00244
<a name="l00245"></a><a class="code" href="classKSelector.html#a56e904a68bc251451ce75bc64b2e5e52">00245</a> <a class="code" href="classKSelector.html#a588529137db58903e6e3fbd2a6149a58" title="Constructs a horizontal one-dimensional selection widget.">KSelector::KSelector</a>( Orientation o, <a class="codeRef" href="qwidget.html">QWidget</a> *parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name )
<a name="l00246"></a>00246 : <a class="codeRef" href="qwidget.html">QWidget</a>( parent, name ), <a class="codeRef" href="qrangecontrol.html">QRangeControl</a>()
<a name="l00247"></a>00247 {
<a name="l00248"></a>00248 _orientation = o;
<a name="l00249"></a>00249 _indent = <span class="keyword">true</span>;
<a name="l00250"></a>00250 }
<a name="l00251"></a>00251
<a name="l00252"></a>00252
<a name="l00253"></a>00253 KSelector::~KSelector()
<a name="l00254"></a>00254 {}
<a name="l00255"></a>00255
<a name="l00256"></a>00256
<a name="l00257"></a><a class="code" href="classKSelector.html#a923a7b254f54922401f4f4491cedccb8">00257</a> <a class="codeRef" href="qrect.html">QRect</a> <a class="code" href="classKSelector.html#a923a7b254f54922401f4f4491cedccb8">KSelector::contentsRect</a>()<span class="keyword"> const</span>
<a name="l00258"></a>00258 <span class="keyword"></span>{
<a name="l00259"></a>00259 <span class="keywordtype">int</span> w = <a class="codeRef" href="qwidget.html#style">style</a>().pixelMetric(QStyle::PM_DefaultFrameWidth);
<a name="l00260"></a>00260 <span class="keywordtype">int</span> iw = (w < 5) ? 5 : w;
<a name="l00261"></a>00261 <span class="keywordflow">if</span> ( <a class="code" href="classKSelector.html#aee3ed21bbe00157abe57afc6abc8b109">orientation</a>() == Vertical )
<a name="l00262"></a>00262 <span class="keywordflow">return</span> <a class="codeRef" href="qrect.html">QRect</a>( w, iw, <a class="codeRef" href="qwidget.html#width">width</a>() - w * 2 - 5, <a class="codeRef" href="qwidget.html#height">height</a>() - 2 * iw );
<a name="l00263"></a>00263 <span class="keywordflow">else</span>
<a name="l00264"></a>00264 <span class="keywordflow">return</span> <a class="codeRef" href="qrect.html">QRect</a>( iw, w, <a class="codeRef" href="qwidget.html#width">width</a>() - 2 * iw, <a class="codeRef" href="qwidget.html#height">height</a>() - w * 2 - 5 );
<a name="l00265"></a>00265 }
<a name="l00266"></a>00266
<a name="l00267"></a>00267 <span class="keywordtype">void</span> KSelector::paintEvent( <a class="codeRef" href="qpaintevent.html">QPaintEvent</a> * )
<a name="l00268"></a>00268 {
<a name="l00269"></a>00269 <a class="codeRef" href="qpainter.html">QPainter</a> painter;
<a name="l00270"></a>00270 <span class="keywordtype">int</span> w = <a class="codeRef" href="qwidget.html#style">style</a>().pixelMetric(QStyle::PM_DefaultFrameWidth);
<a name="l00271"></a>00271 <span class="keywordtype">int</span> iw = (w < 5) ? 5 : w;
<a name="l00272"></a>00272
<a name="l00273"></a>00273 painter.<a class="codeRef" href="qpainter.html#begin">begin</a>( <span class="keyword">this</span> );
<a name="l00274"></a>00274
<a name="l00275"></a>00275 <a class="code" href="classKSelector.html#aa9a0a3f660bfa641ad88697b709d6b57" title="Override this function to draw the contents of the control.">drawContents</a>( &painter );
<a name="l00276"></a>00276
<a name="l00277"></a>00277 <span class="keywordflow">if</span> ( <a class="code" href="classKSelector.html#ab34646befacf261f27d63f013500b6c4">indent</a>() )
<a name="l00278"></a>00278 {
<a name="l00279"></a>00279 <a class="codeRef" href="qrect.html">QRect</a> r = <a class="codeRef" href="qwidget.html#rect">rect</a>();
<a name="l00280"></a>00280 <span class="keywordflow">if</span> ( <a class="code" href="classKSelector.html#aee3ed21bbe00157abe57afc6abc8b109">orientation</a>() == Vertical )
<a name="l00281"></a>00281 r.<a class="codeRef" href="qrect.html#addCoords">addCoords</a>(0, iw - w, -iw, w - iw);
<a name="l00282"></a>00282 <span class="keywordflow">else</span>
<a name="l00283"></a>00283 r.<a class="codeRef" href="qrect.html#addCoords">addCoords</a>(iw - w, 0, w - iw, -iw);
<a name="l00284"></a>00284 <a class="codeRef" href="qwidget.html#style">style</a>().drawPrimitive(QStyle::PE_Panel, &painter,
<a name="l00285"></a>00285 r, <a class="codeRef" href="qwidget.html#colorGroup">colorGroup</a>(),
<a name="l00286"></a>00286 QStyle::Style_Sunken);
<a name="l00287"></a>00287 }
<a name="l00288"></a>00288
<a name="l00289"></a>00289 <a class="codeRef" href="qpoint.html">QPoint</a> <a class="codeRef" href="qwidget.html#pos">pos</a> = calcArrowPos( <a class="code" href="classKSelector.html#a01a94583b382f52d61ccb59ba546a57a">value</a>() );
<a name="l00290"></a>00290 <a class="code" href="classKSelector.html#aa7ebe48ba5ca23ae1101be93728a7e0d" title="Override this function to draw the cursor which indicates the current value.">drawArrow</a>( &painter, <span class="keyword">true</span>, pos );
<a name="l00291"></a>00291
<a name="l00292"></a>00292 painter.<a class="codeRef" href="qpainter.html#end">end</a>();
<a name="l00293"></a>00293 }
<a name="l00294"></a>00294
<a name="l00295"></a>00295 <span class="keywordtype">void</span> KSelector::mousePressEvent( <a class="codeRef" href="qmouseevent.html">QMouseEvent</a> *e )
<a name="l00296"></a>00296 {
<a name="l00297"></a>00297 moveArrow( e-><a class="codeRef" href="qmouseevent.html#pos">pos</a>() );
<a name="l00298"></a>00298 }
<a name="l00299"></a>00299
<a name="l00300"></a>00300 <span class="keywordtype">void</span> KSelector::mouseMoveEvent( <a class="codeRef" href="qmouseevent.html">QMouseEvent</a> *e )
<a name="l00301"></a>00301 {
<a name="l00302"></a>00302 moveArrow( e-><a class="codeRef" href="qmouseevent.html#pos">pos</a>() );
<a name="l00303"></a>00303 }
<a name="l00304"></a>00304
<a name="l00305"></a>00305 <span class="keywordtype">void</span> KSelector::wheelEvent( <a class="codeRef" href="qwheelevent.html">QWheelEvent</a> *e )
<a name="l00306"></a>00306 {
<a name="l00307"></a>00307 <span class="keywordtype">int</span> val = <a class="code" href="classKSelector.html#a01a94583b382f52d61ccb59ba546a57a">value</a>() + e-><a class="codeRef" href="qwheelevent.html#delta">delta</a>()/120;
<a name="l00308"></a>00308 <a class="code" href="classKSelector.html#ad019485b5ace70dd1ab77176578bfd9b" title="Sets the value.">setValue</a>( val );
<a name="l00309"></a>00309 }
<a name="l00310"></a>00310
<a name="l00311"></a>00311 <span class="keywordtype">void</span> KSelector::valueChange()
<a name="l00312"></a>00312 {
<a name="l00313"></a>00313 <a class="codeRef" href="qpainter.html">QPainter</a> painter;
<a name="l00314"></a>00314 <a class="codeRef" href="qpoint.html">QPoint</a> <a class="codeRef" href="qwidget.html#pos">pos</a>;
<a name="l00315"></a>00315
<a name="l00316"></a>00316 painter.<a class="codeRef" href="qpainter.html#begin">begin</a>( <span class="keyword">this</span> );
<a name="l00317"></a>00317
<a name="l00318"></a>00318 pos = calcArrowPos( <a class="codeRef" href="qrangecontrol.html#prevValue">prevValue</a>() );
<a name="l00319"></a>00319 <a class="code" href="classKSelector.html#aa7ebe48ba5ca23ae1101be93728a7e0d" title="Override this function to draw the cursor which indicates the current value.">drawArrow</a>( &painter, <span class="keyword">false</span>, pos );
<a name="l00320"></a>00320
<a name="l00321"></a>00321 pos = calcArrowPos( <a class="code" href="classKSelector.html#a01a94583b382f52d61ccb59ba546a57a">value</a>() );
<a name="l00322"></a>00322 <a class="code" href="classKSelector.html#aa7ebe48ba5ca23ae1101be93728a7e0d" title="Override this function to draw the cursor which indicates the current value.">drawArrow</a>( &painter, <span class="keyword">true</span>, pos );
<a name="l00323"></a>00323
<a name="l00324"></a>00324 painter.<a class="codeRef" href="qpainter.html#end">end</a>();
<a name="l00325"></a>00325
<a name="l00326"></a>00326 emit <a class="code" href="classKSelector.html#ada2bc18670e680b39423870ca4ebbff3" title="This signal is emitted whenever the user chooses a value, e.g.">valueChanged</a>( <a class="code" href="classKSelector.html#a01a94583b382f52d61ccb59ba546a57a">value</a>() );
<a name="l00327"></a>00327 }
<a name="l00328"></a>00328
<a name="l00329"></a>00329 <span class="keywordtype">void</span> KSelector::moveArrow( <span class="keyword">const</span> <a class="codeRef" href="qpoint.html">QPoint</a> &pos )
<a name="l00330"></a>00330 {
<a name="l00331"></a>00331 <span class="keywordtype">int</span> val;
<a name="l00332"></a>00332 <span class="keywordtype">int</span> w = <a class="codeRef" href="qwidget.html#style">style</a>().pixelMetric(QStyle::PM_DefaultFrameWidth);
<a name="l00333"></a>00333 <span class="keywordtype">int</span> iw = (w < 5) ? 5 : w;
<a name="l00334"></a>00334
<a name="l00335"></a>00335 <span class="keywordflow">if</span> ( <a class="code" href="classKSelector.html#aee3ed21bbe00157abe57afc6abc8b109">orientation</a>() == Vertical )
<a name="l00336"></a>00336 val = ( <a class="code" href="classKSelector.html#ae47d2c43453be594f60569cd006aeab1">maxValue</a>() - <a class="code" href="classKSelector.html#a67ec063e2e3868fc8eb78291a643f7ca">minValue</a>() ) * (<a class="codeRef" href="qwidget.html#height">height</a>()-pos.<a class="codeRef" href="qpoint.html#y">y</a>()-5+w)
<a name="l00337"></a>00337 / (<a class="codeRef" href="qwidget.html#height">height</a>()-iw*2) + <a class="code" href="classKSelector.html#a67ec063e2e3868fc8eb78291a643f7ca">minValue</a>();
<a name="l00338"></a>00338 <span class="keywordflow">else</span>
<a name="l00339"></a>00339 val = ( <a class="code" href="classKSelector.html#ae47d2c43453be594f60569cd006aeab1">maxValue</a>() - <a class="code" href="classKSelector.html#a67ec063e2e3868fc8eb78291a643f7ca">minValue</a>() ) * (<a class="codeRef" href="qwidget.html#width">width</a>()-pos.<a class="codeRef" href="qpoint.html#x">x</a>()-5+w)
<a name="l00340"></a>00340 / (<a class="codeRef" href="qwidget.html#width">width</a>()-iw*2) + <a class="code" href="classKSelector.html#a67ec063e2e3868fc8eb78291a643f7ca">minValue</a>();
<a name="l00341"></a>00341
<a name="l00342"></a>00342 <a class="code" href="classKSelector.html#ad019485b5ace70dd1ab77176578bfd9b" title="Sets the value.">setValue</a>( val );
<a name="l00343"></a>00343 }
<a name="l00344"></a>00344
<a name="l00345"></a>00345 <a class="codeRef" href="qpoint.html">QPoint</a> KSelector::calcArrowPos( <span class="keywordtype">int</span> val )
<a name="l00346"></a>00346 {
<a name="l00347"></a>00347 <a class="codeRef" href="qpoint.html">QPoint</a> p;
<a name="l00348"></a>00348
<a name="l00349"></a>00349 <span class="keywordtype">int</span> w = <a class="codeRef" href="qwidget.html#style">style</a>().pixelMetric(QStyle::PM_DefaultFrameWidth);
<a name="l00350"></a>00350 <span class="keywordtype">int</span> iw = (w < 5) ? 5 : w;
<a name="l00351"></a>00351 <span class="keywordflow">if</span> ( <a class="code" href="classKSelector.html#aee3ed21bbe00157abe57afc6abc8b109">orientation</a>() == Vertical )
<a name="l00352"></a>00352 {
<a name="l00353"></a>00353 p.<a class="codeRef" href="qpoint.html#setY">setY</a>( <a class="codeRef" href="qwidget.html#height">height</a>() - ( (<a class="codeRef" href="qwidget.html#height">height</a>()-2*iw) * val
<a name="l00354"></a>00354 / ( <a class="code" href="classKSelector.html#ae47d2c43453be594f60569cd006aeab1">maxValue</a>() - <a class="code" href="classKSelector.html#a67ec063e2e3868fc8eb78291a643f7ca">minValue</a>() ) + 5 ) );
<a name="l00355"></a>00355 p.<a class="codeRef" href="qpoint.html#setX">setX</a>( <a class="codeRef" href="qwidget.html#width">width</a>() - 5 );
<a name="l00356"></a>00356 }
<a name="l00357"></a>00357 <span class="keywordflow">else</span>
<a name="l00358"></a>00358 {
<a name="l00359"></a>00359 p.<a class="codeRef" href="qpoint.html#setX">setX</a>( <a class="codeRef" href="qwidget.html#width">width</a>() - ( (<a class="codeRef" href="qwidget.html#width">width</a>()-2*iw) * val
<a name="l00360"></a>00360 / ( <a class="code" href="classKSelector.html#ae47d2c43453be594f60569cd006aeab1">maxValue</a>() - <a class="code" href="classKSelector.html#a67ec063e2e3868fc8eb78291a643f7ca">minValue</a>() ) + 5 ) );
<a name="l00361"></a>00361 p.<a class="codeRef" href="qpoint.html#setY">setY</a>( <a class="codeRef" href="qwidget.html#height">height</a>() - 5 );
<a name="l00362"></a>00362 }
<a name="l00363"></a>00363
<a name="l00364"></a>00364 <span class="keywordflow">return</span> p;
<a name="l00365"></a>00365 }
<a name="l00366"></a>00366
<a name="l00367"></a><a class="code" href="classKSelector.html#aa9a0a3f660bfa641ad88697b709d6b57">00367</a> <span class="keywordtype">void</span> <a class="code" href="classKSelector.html#aa9a0a3f660bfa641ad88697b709d6b57" title="Override this function to draw the contents of the control.">KSelector::drawContents</a>( <a class="codeRef" href="qpainter.html">QPainter</a> * )
<a name="l00368"></a>00368 {}
<a name="l00369"></a>00369
<a name="l00370"></a><a class="code" href="classKSelector.html#aa7ebe48ba5ca23ae1101be93728a7e0d">00370</a> <span class="keywordtype">void</span> <a class="code" href="classKSelector.html#aa7ebe48ba5ca23ae1101be93728a7e0d" title="Override this function to draw the cursor which indicates the current value.">KSelector::drawArrow</a>( <a class="codeRef" href="qpainter.html">QPainter</a> *painter, <span class="keywordtype">bool</span> show, <span class="keyword">const</span> <a class="codeRef" href="qpoint.html">QPoint</a> &pos )
<a name="l00371"></a>00371 {
<a name="l00372"></a>00372 <span class="keywordflow">if</span> ( show )
<a name="l00373"></a>00373 {
<a name="l00374"></a>00374 <a class="codeRef" href="qpointarray.html">QPointArray</a> array(3);
<a name="l00375"></a>00375
<a name="l00376"></a>00376 painter-><a class="codeRef" href="qpainter.html#setPen">setPen</a>( <a class="codeRef" href="qpen.html">QPen</a>() );
<a name="l00377"></a>00377 painter-><a class="codeRef" href="qpainter.html#setBrush">setBrush</a>( <a class="codeRef" href="qbrush.html">QBrush</a>( <a class="codeRef" href="qwidget.html#colorGroup">colorGroup</a>().buttonText() ) );
<a name="l00378"></a>00378 array.<a class="codeRef" href="qpointarray.html#setPoint">setPoint</a>( 0, pos.<a class="codeRef" href="qpoint.html#x">x</a>()+0, pos.<a class="codeRef" href="qpoint.html#y">y</a>()+0 );
<a name="l00379"></a>00379 array.<a class="codeRef" href="qpointarray.html#setPoint">setPoint</a>( 1, pos.<a class="codeRef" href="qpoint.html#x">x</a>()+5, pos.<a class="codeRef" href="qpoint.html#y">y</a>()+5 );
<a name="l00380"></a>00380 <span class="keywordflow">if</span> ( <a class="code" href="classKSelector.html#aee3ed21bbe00157abe57afc6abc8b109">orientation</a>() == Vertical )
<a name="l00381"></a>00381 {
<a name="l00382"></a>00382 array.<a class="codeRef" href="qpointarray.html#setPoint">setPoint</a>( 2, pos.<a class="codeRef" href="qpoint.html#x">x</a>()+5, pos.<a class="codeRef" href="qpoint.html#y">y</a>()-5 );
<a name="l00383"></a>00383 }
<a name="l00384"></a>00384 <span class="keywordflow">else</span>
<a name="l00385"></a>00385 {
<a name="l00386"></a>00386 array.<a class="codeRef" href="qpointarray.html#setPoint">setPoint</a>( 2, pos.<a class="codeRef" href="qpoint.html#x">x</a>()-5, pos.<a class="codeRef" href="qpoint.html#y">y</a>()+5 );
<a name="l00387"></a>00387 }
<a name="l00388"></a>00388
<a name="l00389"></a>00389 painter-><a class="codeRef" href="qpainter.html#drawPolygon">drawPolygon</a>( array );
<a name="l00390"></a>00390 }
<a name="l00391"></a>00391 <span class="keywordflow">else</span>
<a name="l00392"></a>00392 {
<a name="l00393"></a>00393 <span class="keywordflow">if</span> ( <a class="code" href="classKSelector.html#aee3ed21bbe00157abe57afc6abc8b109">orientation</a>() == Vertical )
<a name="l00394"></a>00394 {
<a name="l00395"></a>00395 <a class="codeRef" href="qwidget.html#repaint-2">repaint</a>(pos.<a class="codeRef" href="qpoint.html#x">x</a>(), pos.<a class="codeRef" href="qpoint.html#y">y</a>()-5, 6, 11, <span class="keyword">true</span>);
<a name="l00396"></a>00396 }
<a name="l00397"></a>00397 <span class="keywordflow">else</span>
<a name="l00398"></a>00398 {
<a name="l00399"></a>00399 <a class="codeRef" href="qwidget.html#repaint-2">repaint</a>(pos.<a class="codeRef" href="qpoint.html#x">x</a>()-5, pos.<a class="codeRef" href="qpoint.html#y">y</a>(), 11, 6, <span class="keyword">true</span>);
<a name="l00400"></a>00400 }
<a name="l00401"></a>00401 }
<a name="l00402"></a>00402 }
<a name="l00403"></a>00403
<a name="l00404"></a>00404 <span class="comment">//----------------------------------------------------------------------------</span>
<a name="l00405"></a>00405
<a name="l00406"></a><a class="code" href="classKGradientSelector.html#afdb489f61ba9cd988eaed8296d1fba6a">00406</a> <a class="code" href="classKGradientSelector.html#afdb489f61ba9cd988eaed8296d1fba6a" title="Constructs a horizontal color selector which contains a gradient between white and black...">KGradientSelector::KGradientSelector</a>( <a class="codeRef" href="qwidget.html">QWidget</a> *parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name )
<a name="l00407"></a>00407 : <a class="code" href="classKSelector.html" title="KSelector is the base class for other widgets which provides the ability to choose from a one-dimensi...">KSelector</a>( parent, name )
<a name="l00408"></a>00408 {
<a name="l00409"></a>00409 init();
<a name="l00410"></a>00410 }
<a name="l00411"></a>00411
<a name="l00412"></a>00412
<a name="l00413"></a><a class="code" href="classKGradientSelector.html#ad72978615d46c7260de7c31b6ba35251">00413</a> <a class="code" href="classKGradientSelector.html#afdb489f61ba9cd988eaed8296d1fba6a" title="Constructs a horizontal color selector which contains a gradient between white and black...">KGradientSelector::KGradientSelector</a>( Orientation o, <a class="codeRef" href="qwidget.html">QWidget</a> *parent,
<a name="l00414"></a>00414 <span class="keyword">const</span> <span class="keywordtype">char</span> *name )
<a name="l00415"></a>00415 : <a class="code" href="classKSelector.html" title="KSelector is the base class for other widgets which provides the ability to choose from a one-dimensi...">KSelector</a>( o, parent, name )
<a name="l00416"></a>00416 {
<a name="l00417"></a>00417 init();
<a name="l00418"></a>00418 }
<a name="l00419"></a>00419
<a name="l00420"></a>00420
<a name="l00421"></a><a class="code" href="classKGradientSelector.html#a8c9aa78c2691a175ce0cbfee53d18014">00421</a> <a class="code" href="classKGradientSelector.html#a8c9aa78c2691a175ce0cbfee53d18014" title="Destructs the widget.">KGradientSelector::~KGradientSelector</a>()
<a name="l00422"></a>00422 {}
<a name="l00423"></a>00423
<a name="l00424"></a>00424
<a name="l00425"></a>00425 <span class="keywordtype">void</span> KGradientSelector::init()
<a name="l00426"></a>00426 {
<a name="l00427"></a>00427 color1.<a class="codeRef" href="qcolor.html#setRgb">setRgb</a>( 0, 0, 0 );
<a name="l00428"></a>00428 color2.<a class="codeRef" href="qcolor.html#setRgb">setRgb</a>( 255, 255, 255 );
<a name="l00429"></a>00429
<a name="l00430"></a>00430 text1 = text2 = <span class="stringliteral">""</span>;
<a name="l00431"></a>00431 }
<a name="l00432"></a>00432
<a name="l00433"></a>00433
<a name="l00434"></a><a class="code" href="classKGradientSelector.html#a96641af2034e7fd890520e374d2eef75">00434</a> <span class="keywordtype">void</span> <a class="code" href="classKGradientSelector.html#a96641af2034e7fd890520e374d2eef75" title="Override this function to draw the contents of the control.">KGradientSelector::drawContents</a>( <a class="codeRef" href="qpainter.html">QPainter</a> *painter )
<a name="l00435"></a>00435 {
<a name="l00436"></a>00436 <a class="codeRef" href="qimage.html">QImage</a> image( <a class="code" href="classKSelector.html#a923a7b254f54922401f4f4491cedccb8">contentsRect</a>().<a class="codeRef" href="qwidget.html#width">width</a>(), <a class="code" href="classKSelector.html#a923a7b254f54922401f4f4491cedccb8">contentsRect</a>().<a class="codeRef" href="qwidget.html#height">height</a>(), 32 );
<a name="l00437"></a>00437
<a name="l00438"></a>00438 <a class="codeRef" href="qcolor.html">QColor</a> col;
<a name="l00439"></a>00439 <span class="keywordtype">float</span> scale;
<a name="l00440"></a>00440
<a name="l00441"></a>00441 <span class="keywordtype">int</span> redDiff = color2.<a class="codeRef" href="qcolor.html#red">red</a>() - color1.<a class="codeRef" href="qcolor.html#red">red</a>();
<a name="l00442"></a>00442 <span class="keywordtype">int</span> greenDiff = color2.<a class="codeRef" href="qcolor.html#green">green</a>() - color1.<a class="codeRef" href="qcolor.html#green">green</a>();
<a name="l00443"></a>00443 <span class="keywordtype">int</span> blueDiff = color2.<a class="codeRef" href="qcolor.html#blue">blue</a>() - color1.<a class="codeRef" href="qcolor.html#blue">blue</a>();
<a name="l00444"></a>00444
<a name="l00445"></a>00445 <span class="keywordflow">if</span> ( <a class="code" href="classKSelector.html#aee3ed21bbe00157abe57afc6abc8b109">orientation</a>() == Vertical )
<a name="l00446"></a>00446 {
<a name="l00447"></a>00447 <span class="keywordflow">for</span> ( <span class="keywordtype">int</span> <a class="codeRef" href="qwidget.html#y">y</a> = 0; <a class="codeRef" href="qwidget.html#y">y</a> < image.<a class="codeRef" href="qimage.html#height">height</a>(); <a class="codeRef" href="qwidget.html#y">y</a>++ )
<a name="l00448"></a>00448 {
<a name="l00449"></a>00449 scale = 1.0 * <a class="codeRef" href="qwidget.html#y">y</a> / image.<a class="codeRef" href="qimage.html#height">height</a>();
<a name="l00450"></a>00450 col.<a class="codeRef" href="qcolor.html#setRgb">setRgb</a>( color1.<a class="codeRef" href="qcolor.html#red">red</a>() + int(redDiff*scale),
<a name="l00451"></a>00451 color1.<a class="codeRef" href="qcolor.html#green">green</a>() + int(greenDiff*scale),
<a name="l00452"></a>00452 color1.<a class="codeRef" href="qcolor.html#blue">blue</a>() + int(blueDiff*scale) );
<a name="l00453"></a>00453
<a name="l00454"></a>00454 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *p = (uint *) image.<a class="codeRef" href="qimage.html#scanLine">scanLine</a>( <a class="codeRef" href="qwidget.html#y">y</a> );
<a name="l00455"></a>00455 <span class="keywordflow">for</span> ( <span class="keywordtype">int</span> <a class="codeRef" href="qwidget.html#x">x</a> = 0; <a class="codeRef" href="qwidget.html#x">x</a> < image.<a class="codeRef" href="qimage.html#width">width</a>(); <a class="codeRef" href="qwidget.html#x">x</a>++ )
<a name="l00456"></a>00456 *p++ = col.<a class="codeRef" href="qcolor.html#rgb">rgb</a>();
<a name="l00457"></a>00457 }
<a name="l00458"></a>00458 }
<a name="l00459"></a>00459 <span class="keywordflow">else</span>
<a name="l00460"></a>00460 {
<a name="l00461"></a>00461 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *p = (uint *) image.<a class="codeRef" href="qimage.html#scanLine">scanLine</a>( 0 );
<a name="l00462"></a>00462
<a name="l00463"></a>00463 <span class="keywordflow">for</span> ( <span class="keywordtype">int</span> <a class="codeRef" href="qwidget.html#x">x</a> = 0; <a class="codeRef" href="qwidget.html#x">x</a> < image.<a class="codeRef" href="qimage.html#width">width</a>(); <a class="codeRef" href="qwidget.html#x">x</a>++ )
<a name="l00464"></a>00464 {
<a name="l00465"></a>00465 scale = 1.0 * <a class="codeRef" href="qwidget.html#x">x</a> / image.<a class="codeRef" href="qimage.html#width">width</a>();
<a name="l00466"></a>00466 col.<a class="codeRef" href="qcolor.html#setRgb">setRgb</a>( color1.<a class="codeRef" href="qcolor.html#red">red</a>() + int(redDiff*scale),
<a name="l00467"></a>00467 color1.<a class="codeRef" href="qcolor.html#green">green</a>() + int(greenDiff*scale),
<a name="l00468"></a>00468 color1.<a class="codeRef" href="qcolor.html#blue">blue</a>() + int(blueDiff*scale) );
<a name="l00469"></a>00469 *p++ = col.<a class="codeRef" href="qcolor.html#rgb">rgb</a>();
<a name="l00470"></a>00470 }
<a name="l00471"></a>00471
<a name="l00472"></a>00472 <span class="keywordflow">for</span> ( <span class="keywordtype">int</span> <a class="codeRef" href="qwidget.html#y">y</a> = 1; <a class="codeRef" href="qwidget.html#y">y</a> < image.<a class="codeRef" href="qimage.html#height">height</a>(); <a class="codeRef" href="qwidget.html#y">y</a>++ )
<a name="l00473"></a>00473 memcpy( image.<a class="codeRef" href="qimage.html#scanLine">scanLine</a>( <a class="codeRef" href="qwidget.html#y">y</a> ), image.<a class="codeRef" href="qimage.html#scanLine">scanLine</a>( <a class="codeRef" href="qwidget.html#y">y</a> - 1),
<a name="l00474"></a>00474 <span class="keyword">sizeof</span>( <span class="keywordtype">unsigned</span> int ) * image.<a class="codeRef" href="qimage.html#width">width</a>() );
<a name="l00475"></a>00475 }
<a name="l00476"></a>00476
<a name="l00477"></a>00477 <a class="codeRef" href="qcolor.html">QColor</a> ditherPalette[8];
<a name="l00478"></a>00478
<a name="l00479"></a>00479 <span class="keywordflow">for</span> ( <span class="keywordtype">int</span> s = 0; s < 8; s++ )
<a name="l00480"></a>00480 ditherPalette[s].setRgb( color1.<a class="codeRef" href="qcolor.html#red">red</a>() + redDiff * s / 8,
<a name="l00481"></a>00481 color1.<a class="codeRef" href="qcolor.html#green">green</a>() + greenDiff * s / 8,
<a name="l00482"></a>00482 color1.<a class="codeRef" href="qcolor.html#blue">blue</a>() + blueDiff * s / 8 );
<a name="l00483"></a>00483
<a name="l00484"></a>00484 <a class="codeRef" doxygen="kdefx.tag:../../kdefx/html/" href="../../kdefx/html/classKImageEffect.html#aefbc2ab4ea203701a36016fcadb638af">KImageEffect::dither</a>( image, ditherPalette, 8 );
<a name="l00485"></a>00485
<a name="l00486"></a>00486 <a class="codeRef" href="qpixmap.html">QPixmap</a> p;
<a name="l00487"></a>00487 p.<a class="codeRef" href="qpixmap.html#convertFromImage">convertFromImage</a>( image );
<a name="l00488"></a>00488
<a name="l00489"></a>00489 painter-><a class="codeRef" href="qpainter.html#drawPixmap">drawPixmap</a>( <a class="code" href="classKSelector.html#a923a7b254f54922401f4f4491cedccb8">contentsRect</a>().<a class="codeRef" href="qwidget.html#x">x</a>(), <a class="code" href="classKSelector.html#a923a7b254f54922401f4f4491cedccb8">contentsRect</a>().<a class="codeRef" href="qwidget.html#y">y</a>(), p );
<a name="l00490"></a>00490
<a name="l00491"></a>00491 <span class="keywordflow">if</span> ( <a class="code" href="classKSelector.html#aee3ed21bbe00157abe57afc6abc8b109">orientation</a>() == Vertical )
<a name="l00492"></a>00492 {
<a name="l00493"></a>00493 <span class="keywordtype">int</span> yPos = <a class="code" href="classKSelector.html#a923a7b254f54922401f4f4491cedccb8">contentsRect</a>().<a class="codeRef" href="qrect.html#top">top</a>() + painter-><a class="codeRef" href="qpainter.html#fontMetrics">fontMetrics</a>().ascent() + 2;
<a name="l00494"></a>00494 <span class="keywordtype">int</span> xPos = <a class="code" href="classKSelector.html#a923a7b254f54922401f4f4491cedccb8">contentsRect</a>().<a class="codeRef" href="qrect.html#left">left</a>() + (<a class="code" href="classKSelector.html#a923a7b254f54922401f4f4491cedccb8">contentsRect</a>().<a class="codeRef" href="qrect.html#width">width</a>() -
<a name="l00495"></a>00495 painter-><a class="codeRef" href="qpainter.html#fontMetrics">fontMetrics</a>().width( text2 )) / 2;
<a name="l00496"></a>00496 <a class="codeRef" href="qpen.html">QPen</a> pen( color2 );
<a name="l00497"></a>00497 painter-><a class="codeRef" href="qpainter.html#setPen">setPen</a>( pen );
<a name="l00498"></a>00498 painter-><a class="codeRef" href="qpainter.html#drawText">drawText</a>( xPos, yPos, text2 );
<a name="l00499"></a>00499
<a name="l00500"></a>00500 yPos = <a class="code" href="classKSelector.html#a923a7b254f54922401f4f4491cedccb8">contentsRect</a>().<a class="codeRef" href="qrect.html#bottom">bottom</a>() - painter-><a class="codeRef" href="qpainter.html#fontMetrics">fontMetrics</a>().descent() - 2;
<a name="l00501"></a>00501 xPos = <a class="code" href="classKSelector.html#a923a7b254f54922401f4f4491cedccb8">contentsRect</a>().<a class="codeRef" href="qrect.html#left">left</a>() + (<a class="code" href="classKSelector.html#a923a7b254f54922401f4f4491cedccb8">contentsRect</a>().<a class="codeRef" href="qrect.html#width">width</a>() -
<a name="l00502"></a>00502 painter-><a class="codeRef" href="qpainter.html#fontMetrics">fontMetrics</a>().width( text1 )) / 2;
<a name="l00503"></a>00503 pen.<a class="codeRef" href="qpen.html#setColor">setColor</a>( color1 );
<a name="l00504"></a>00504 painter-><a class="codeRef" href="qpainter.html#setPen">setPen</a>( pen );
<a name="l00505"></a>00505 painter-><a class="codeRef" href="qpainter.html#drawText">drawText</a>( xPos, yPos, text1 );
<a name="l00506"></a>00506 }
<a name="l00507"></a>00507 <span class="keywordflow">else</span>
<a name="l00508"></a>00508 {
<a name="l00509"></a>00509 <span class="keywordtype">int</span> yPos = <a class="code" href="classKSelector.html#a923a7b254f54922401f4f4491cedccb8">contentsRect</a>().<a class="codeRef" href="qrect.html#bottom">bottom</a>()-painter-><a class="codeRef" href="qpainter.html#fontMetrics">fontMetrics</a>().descent()-2;
<a name="l00510"></a>00510
<a name="l00511"></a>00511 <a class="codeRef" href="qpen.html">QPen</a> pen( color2 );
<a name="l00512"></a>00512 painter-><a class="codeRef" href="qpainter.html#setPen">setPen</a>( pen );
<a name="l00513"></a>00513 painter-><a class="codeRef" href="qpainter.html#drawText">drawText</a>( <a class="code" href="classKSelector.html#a923a7b254f54922401f4f4491cedccb8">contentsRect</a>().left() + 2, yPos, text1 );
<a name="l00514"></a>00514
<a name="l00515"></a>00515 pen.<a class="codeRef" href="qpen.html#setColor">setColor</a>( color1 );
<a name="l00516"></a>00516 painter-><a class="codeRef" href="qpainter.html#setPen">setPen</a>( pen );
<a name="l00517"></a>00517 painter-><a class="codeRef" href="qpainter.html#drawText">drawText</a>( <a class="code" href="classKSelector.html#a923a7b254f54922401f4f4491cedccb8">contentsRect</a>().right() -
<a name="l00518"></a>00518 painter-><a class="codeRef" href="qpainter.html#fontMetrics">fontMetrics</a>().width( text2 ) - 2, yPos, text2 );
<a name="l00519"></a>00519 }
<a name="l00520"></a>00520 }
<a name="l00521"></a>00521
<a name="l00522"></a>00522 <span class="comment">//-----------------------------------------------------------------------------</span>
<a name="l00523"></a>00523
<a name="l00524"></a>00524 <span class="keywordtype">void</span> KXYSelector::virtual_hook( <span class="keywordtype">int</span>, <span class="keywordtype">void</span>* )
<a name="l00525"></a>00525 { <span class="comment">/*BASE::virtual_hook( id, data );*/</span> }
<a name="l00526"></a>00526
<a name="l00527"></a>00527 <span class="keywordtype">void</span> KSelector::virtual_hook( <span class="keywordtype">int</span>, <span class="keywordtype">void</span>* )
<a name="l00528"></a>00528 { <span class="comment">/*BASE::virtual_hook( id, data );*/</span> }
<a name="l00529"></a>00529
<a name="l00530"></a>00530 <span class="keywordtype">void</span> KGradientSelector::virtual_hook( <span class="keywordtype">int</span> <span class="keywordtype">id</span>, <span class="keywordtype">void</span>* data )
<a name="l00531"></a>00531 { KSelector::virtual_hook( <span class="keywordtype">id</span>, data ); }
<a name="l00532"></a>00532
<a name="l00533"></a>00533 <span class="preprocessor">#include "kselect.moc"</span>
<a name="l00534"></a>00534
</pre></div></div>
</div>
</div></div>
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<!--
<h2>Class Picker</h2>
<div style="text-align: center;">
<form name="guideform">
<select name="guidelinks" style="width:100%;" onChange="window.location=document.guideform.guidelinks.options[document.guideform.guidelinks.selectedIndex].value">
<option value="annotated.html">-- Choose --</option>
<option value="classKAboutApplication.html">kaboutapplication</option>, <option value="classKAboutContainer.html">kaboutcontainer</option>, <option value="classKAboutContainerBase.html">kaboutcontainerbase</option>, <option value="classKAboutContributor.html">kaboutcontributor</option>, <option value="classKAboutDialog.html">kaboutdialog</option>, <option value="classKAboutKDE.html">kaboutkde</option>, <option value="classKAboutWidget.html">kaboutwidget</option>, <option value="classKAccelGen_1_1Deref.html">kaccelgen::deref</option>, <option value="classKAccelGen_1_1Deref__Key.html">kaccelgen::deref__key</option>, <option value="classKAction.html">kaction</option>, <option value="classKActionCollection.html">kactioncollection</option>, <option value="classKActionMenu.html">kactionmenu</option>, <option value="classKActionSelector.html">kactionselector</option>, <option value="classKActiveLabel.html">kactivelabel</option>, <option value="classKAnimWidget.html">kanimwidget</option>, 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value="classKDateValidator.html">kdatevalidator</option>, <option value="classKDateWidget.html">kdatewidget</option>, <option value="classKDCOPActionProxy.html">kdcopactionproxy</option>, <option value="classKDEPrivate_1_1ToolBarHandler.html">kdeprivate::toolbarhandler</option>, <option value="classKDialog.html">kdialog</option>, <option value="classKDialogBase.html">kdialogbase</option>, <option value="classKDialogBaseButton.html">kdialogbasebutton</option>, <option value="classKDialogBaseTile.html">kdialogbasetile</option>, <option value="classKDictSpellingHighlighter.html">kdictspellinghighlighter</option>, <option value="classKDockButton__Private.html">kdockbutton__private</option>, <option value="classKDockMainWindow.html">kdockmainwindow</option>, <option value="classKDockManager.html">kdockmanager</option>, <option value="classKDockSplitter.html">kdocksplitter</option>, <option value="classKDockTabGroup.html">kdocktabgroup</option>, <option value="classKDockWidget.html">kdockwidget</option>, <option value="classKDockWidgetAbstractHeader.html">kdockwidgetabstractheader</option>, <option value="classKDockWidgetAbstractHeaderDrag.html">kdockwidgetabstractheaderdrag</option>, <option value="classKDockWidgetHeader.html">kdockwidgetheader</option>, <option value="classKDockWidgetHeaderDrag.html">kdockwidgetheaderdrag</option>, <option value="classKDockWidgetPrivate.html">kdockwidgetprivate</option>, <option value="classKDockWindow.html">kdockwindow</option>, <option value="classKDoubleNumInput.html">kdoublenuminput</option>, <option value="classKDoubleSpinBox.html">kdoublespinbox</option>, <option value="classKDoubleValidator.html">kdoublevalidator</option>, <option value="classKDualColorButton.html">kdualcolorbutton</option>, <option value="classKEdit.html">kedit</option>, <option value="classKEditListBox.html">keditlistbox</option>, <option value="classKEditListBox_1_1CustomEditor.html">keditlistbox::customeditor</option>, <option value="classKEditToolbar.html">kedittoolbar</option>, <option value="classKEditToolbarWidget.html">kedittoolbarwidget</option>, <option value="classKFloatValidator.html">kfloatvalidator</option>, <option value="classKFontChooser.html">kfontchooser</option>, <option value="classKFontCombo.html">kfontcombo</option>, <option value="classKFontDialog.html">kfontdialog</option>, <option value="classKFontRequester.html">kfontrequester</option>, <option value="classKGradientSelector.html">kgradientselector</option>, <option value="classKGuiItem.html">kguiitem</option>, <option value="classKHelpMenu.html">khelpmenu</option>, <option value="classKHistoryCombo.html">khistorycombo</option>, <option value="classKHSSelector.html">khsselector</option>, <option value="classKIconView.html">kiconview</option>, <option value="classKIconViewItem.html">kiconviewitem</option>, <option value="classKIconViewSearchLine.html">kiconviewsearchline</option>, <option 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