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<div class="title">kpixmapregionselectorwidget.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) 2004 Antonio Larrosa <larrosa@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="comment">/* NOTE: There are two copies of this .h and the .cpp file, with subtle differences.</span>
<a name="l00021"></a>00021 <span class="comment"> * One copy is in kdelibs/kdeui, and the other copy is in kdepim/libkdepim</span>
<a name="l00022"></a>00022 <span class="comment"> * This is because kdepim has to remain backwards compatible. Any changes</span>
<a name="l00023"></a>00023 <span class="comment"> * to either file should be made to the other.</span>
<a name="l00024"></a>00024 <span class="comment"> */</span>
<a name="l00025"></a>00025
<a name="l00026"></a>00026 <span class="preprocessor">#include "kpixmapregionselectorwidget.h"</span>
<a name="l00027"></a>00027 <span class="preprocessor">#include <qpainter.h></span>
<a name="l00028"></a>00028 <span class="preprocessor">#include <qcolor.h></span>
<a name="l00029"></a>00029 <span class="preprocessor">#include <qimage.h></span>
<a name="l00030"></a>00030 <span class="preprocessor">#include <qlayout.h></span>
<a name="l00031"></a>00031 <span class="preprocessor">#include <kimageeffect.h></span>
<a name="l00032"></a>00032 <span class="preprocessor">#include <kdebug.h></span>
<a name="l00033"></a>00033 <span class="preprocessor">#include <<a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/klocale_8h.html">klocale.h</a>></span>
<a name="l00034"></a>00034 <span class="preprocessor">#include <kpopupmenu.h></span>
<a name="l00035"></a>00035 <span class="preprocessor">#include <kaction.h></span>
<a name="l00036"></a>00036 <span class="preprocessor">#include <stdlib.h></span>
<a name="l00037"></a>00037 <span class="preprocessor">#include <qcursor.h></span>
<a name="l00038"></a>00038 <span class="preprocessor">#include <qapplication.h></span>
<a name="l00039"></a>00039
<a name="l00040"></a><a class="code" href="classKPixmapRegionSelectorWidget.html#ade78fce36ab63f9338ea4fd4bc704df8">00040</a> <a class="code" href="classKPixmapRegionSelectorWidget.html#ade78fce36ab63f9338ea4fd4bc704df8" title="Constructor for a KPixmapRegionSelectorWidget.">KPixmapRegionSelectorWidget::KPixmapRegionSelectorWidget</a>( <a class="codeRef" href="qwidget.html">QWidget</a> *parent,
<a name="l00041"></a>00041 <span class="keyword">const</span> <span class="keywordtype">char</span> *name) : <a class="codeRef" href="qwidget.html">QWidget</a>( parent, name)
<a name="l00042"></a>00042 {
<a name="l00043"></a>00043 <a class="codeRef" href="qhboxlayout.html">QHBoxLayout</a> * hboxLayout=<span class="keyword">new</span> <a class="codeRef" href="qhboxlayout.html">QHBoxLayout</a>( <span class="keyword">this</span> );
<a name="l00044"></a>00044
<a name="l00045"></a>00045 hboxLayout->addStretch();
<a name="l00046"></a>00046 <a class="codeRef" href="qvboxlayout.html">QVBoxLayout</a> * vboxLayout=<span class="keyword">new</span> <a class="codeRef" href="qvboxlayout.html">QVBoxLayout</a>( hboxLayout );
<a name="l00047"></a>00047
<a name="l00048"></a>00048 vboxLayout->addStretch();
<a name="l00049"></a>00049 m_label = <span class="keyword">new</span> <a class="codeRef" href="qlabel.html">QLabel</a>(<span class="keyword">this</span>, <span class="stringliteral">"pixmapHolder"</span>);
<a name="l00050"></a>00050 m_label->setBackgroundMode( Qt::NoBackground );
<a name="l00051"></a>00051 m_label->installEventFilter( <span class="keyword">this</span> );
<a name="l00052"></a>00052
<a name="l00053"></a>00053 vboxLayout->addWidget(m_label);
<a name="l00054"></a>00054 vboxLayout->addStretch();
<a name="l00055"></a>00055
<a name="l00056"></a>00056 hboxLayout->addStretch();
<a name="l00057"></a>00057
<a name="l00058"></a>00058 m_forcedAspectRatio=0;
<a name="l00059"></a>00059
<a name="l00060"></a>00060 m_zoomFactor=1.0;
<a name="l00061"></a>00061 }
<a name="l00062"></a>00062
<a name="l00063"></a><a class="code" href="classKPixmapRegionSelectorWidget.html#aaacfd0544addea6be03788f662bd5240">00063</a> <a class="code" href="classKPixmapRegionSelectorWidget.html#aaacfd0544addea6be03788f662bd5240" title="Destructor for a KPixmapRegionSelectorWidget.">KPixmapRegionSelectorWidget::~KPixmapRegionSelectorWidget</a>()
<a name="l00064"></a>00064 {
<a name="l00065"></a>00065 }
<a name="l00066"></a>00066
<a name="l00067"></a><a class="code" href="classKPixmapRegionSelectorWidget.html#a73da6ca60a3708678a22ea29b4109d80">00067</a> <span class="keywordtype">void</span> <a class="code" href="classKPixmapRegionSelectorWidget.html#a73da6ca60a3708678a22ea29b4109d80" title="Sets the pixmap which will be shown for the user to select a region from.">KPixmapRegionSelectorWidget::setPixmap</a>( <span class="keyword">const</span> <a class="codeRef" href="qpixmap.html">QPixmap</a> &pixmap )
<a name="l00068"></a>00068 {
<a name="l00069"></a>00069 Q_ASSERT(!pixmap.<a class="codeRef" href="qpixmap.html#isNull">isNull</a>()); <span class="comment">//This class isn't designed to deal with null pixmaps.</span>
<a name="l00070"></a>00070 m_originalPixmap = <a class="code" href="classKPixmapRegionSelectorWidget.html#a8903e99142d13e7350e0ffc42d1d8dec">pixmap</a>;
<a name="l00071"></a>00071 m_unzoomedPixmap = <a class="code" href="classKPixmapRegionSelectorWidget.html#a8903e99142d13e7350e0ffc42d1d8dec">pixmap</a>;
<a name="l00072"></a>00072 m_label-><a class="codeRef" href="qlabel.html#setPixmap">setPixmap</a>( pixmap );
<a name="l00073"></a>00073 <a class="code" href="classKPixmapRegionSelectorWidget.html#a1af347bfd2bd1ced3c611d74de09e7ef" title="Resets the selection to use the whole image.">resetSelection</a>();
<a name="l00074"></a>00074 }
<a name="l00075"></a>00075
<a name="l00076"></a><a class="code" href="classKPixmapRegionSelectorWidget.html#a1af347bfd2bd1ced3c611d74de09e7ef">00076</a> <span class="keywordtype">void</span> <a class="code" href="classKPixmapRegionSelectorWidget.html#a1af347bfd2bd1ced3c611d74de09e7ef" title="Resets the selection to use the whole image.">KPixmapRegionSelectorWidget::resetSelection</a>()
<a name="l00077"></a>00077 {
<a name="l00078"></a>00078 m_selectedRegion = m_originalPixmap.<a class="codeRef" href="qpixmap.html#rect">rect</a>();
<a name="l00079"></a>00079 updatePixmap();
<a name="l00080"></a>00080 }
<a name="l00081"></a>00081
<a name="l00082"></a><a class="code" href="classKPixmapRegionSelectorWidget.html#af3f09dea961923509f2018d94cd7e43a">00082</a> <a class="codeRef" href="qrect.html">QRect</a> <a class="code" href="classKPixmapRegionSelectorWidget.html#af3f09dea961923509f2018d94cd7e43a" title="Returns the selected region ( in zoomed pixmap coordinates )">KPixmapRegionSelectorWidget::selectedRegion</a>()<span class="keyword"> const</span>
<a name="l00083"></a>00083 <span class="keyword"></span>{
<a name="l00084"></a>00084 <span class="keywordflow">return</span> m_selectedRegion;
<a name="l00085"></a>00085 }
<a name="l00086"></a>00086
<a name="l00087"></a><a class="code" href="classKPixmapRegionSelectorWidget.html#a19df71d2ce7b3ece449475481a52ebce">00087</a> <span class="keywordtype">void</span> <a class="code" href="classKPixmapRegionSelectorWidget.html#a19df71d2ce7b3ece449475481a52ebce" title="Sets the selected region to be rect (in zoomed pixmap coordinates)">KPixmapRegionSelectorWidget::setSelectedRegion</a>(<span class="keyword">const</span> <a class="codeRef" href="qrect.html">QRect</a> &rect)
<a name="l00088"></a>00088 {
<a name="l00089"></a>00089 <span class="keywordflow">if</span> (!rect.<a class="codeRef" href="qrect.html#isValid">isValid</a>()) <a class="code" href="classKPixmapRegionSelectorWidget.html#a1af347bfd2bd1ced3c611d74de09e7ef" title="Resets the selection to use the whole image.">resetSelection</a>();
<a name="l00090"></a>00090 <span class="keywordflow">else</span>
<a name="l00091"></a>00091 {
<a name="l00092"></a>00092 m_selectedRegion=<a class="codeRef" href="qwidget.html#rect">rect</a>;
<a name="l00093"></a>00093 updatePixmap();
<a name="l00094"></a>00094
<a name="l00095"></a>00095 <a class="codeRef" href="qrect.html">QRect</a> r=<a class="code" href="classKPixmapRegionSelectorWidget.html#a8a280111c5b3d66b3034f00298fcf7be" title="Returns the selected region ( in unzoomed, original pixmap coordinates )">unzoomedSelectedRegion</a>();
<a name="l00096"></a>00096 }
<a name="l00097"></a>00097 }
<a name="l00098"></a>00098
<a name="l00099"></a>00099 <span class="keywordtype">void</span> KPixmapRegionSelectorWidget::updatePixmap()
<a name="l00100"></a>00100 {
<a name="l00101"></a>00101 Q_ASSERT(!m_originalPixmap.<a class="codeRef" href="qpixmap.html#isNull">isNull</a>()); <span class="keywordflow">if</span>(m_originalPixmap.<a class="codeRef" href="qpixmap.html#isNull">isNull</a>()) { m_label-><a class="codeRef" href="qlabel.html#setPixmap">setPixmap</a>(m_originalPixmap); <span class="keywordflow">return</span>; }
<a name="l00102"></a>00102 <span class="keywordflow">if</span> (m_selectedRegion.<a class="codeRef" href="qrect.html#width">width</a>()>m_originalPixmap.<a class="codeRef" href="qpixmap.html#width">width</a>()) m_selectedRegion.<a class="codeRef" href="qrect.html#setWidth">setWidth</a>( m_originalPixmap.<a class="codeRef" href="qpixmap.html#width">width</a>() );
<a name="l00103"></a>00103 <span class="keywordflow">if</span> (m_selectedRegion.<a class="codeRef" href="qrect.html#height">height</a>()>m_originalPixmap.<a class="codeRef" href="qpixmap.html#height">height</a>()) m_selectedRegion.<a class="codeRef" href="qrect.html#setHeight">setHeight</a>( m_originalPixmap.<a class="codeRef" href="qpixmap.html#height">height</a>() );
<a name="l00104"></a>00104
<a name="l00105"></a>00105 <a class="codeRef" href="qpainter.html">QPainter</a> painter;
<a name="l00106"></a>00106 <span class="keywordflow">if</span> (m_linedPixmap.<a class="codeRef" href="qpixmap.html#isNull">isNull</a>())
<a name="l00107"></a>00107 {
<a name="l00108"></a>00108 m_linedPixmap = m_originalPixmap;
<a name="l00109"></a>00109
<a name="l00110"></a>00110 painter.<a class="codeRef" href="qpainter.html#begin">begin</a>(&m_linedPixmap);
<a name="l00111"></a>00111 painter.<a class="codeRef" href="qpainter.html#setRasterOp">setRasterOp</a>( Qt::XorROP );
<a name="l00112"></a>00112 painter.<a class="codeRef" href="qpainter.html#fillRect">fillRect</a>(0,0,m_linedPixmap.<a class="codeRef" href="qpixmap.html#width">width</a>(), m_linedPixmap.<a class="codeRef" href="qpixmap.html#height">height</a>(),
<a name="l00113"></a>00113 <a class="codeRef" href="qbrush.html">QBrush</a>( <a class="codeRef" href="qcolor.html">QColor</a>(255,255,255), Qt::BDiagPattern) );
<a name="l00114"></a>00114 painter.<a class="codeRef" href="qpainter.html#end">end</a>();
<a name="l00115"></a>00115
<a name="l00116"></a>00116 <a class="codeRef" href="qimage.html">QImage</a> image=m_linedPixmap.<a class="codeRef" href="qpixmap.html#convertToImage">convertToImage</a>();
<a name="l00117"></a>00117 image=<a class="codeRef" doxygen="kdefx.tag:../../kdefx/html/" href="../../kdefx/html/classKImageEffect.html#a74dd14950a11bdca3e613a3e6036247c">KImageEffect::fade</a>(image, (<span class="keywordtype">float</span>)0.4, <a class="codeRef" href="qcolor.html">QColor</a>(0,0,0));
<a name="l00118"></a>00118 m_linedPixmap.<a class="codeRef" href="qpixmap.html#convertFromImage">convertFromImage</a>(image);
<a name="l00119"></a>00119 }
<a name="l00120"></a>00120
<a name="l00121"></a>00121 <a class="codeRef" href="qpixmap.html">QPixmap</a> <a class="code" href="classKPixmapRegionSelectorWidget.html#a8903e99142d13e7350e0ffc42d1d8dec">pixmap</a> = m_linedPixmap;
<a name="l00122"></a>00122
<a name="l00123"></a>00123 painter.<a class="codeRef" href="qpainter.html#begin">begin</a>(&pixmap);
<a name="l00124"></a>00124 painter.<a class="codeRef" href="qpainter.html#drawPixmap">drawPixmap</a>( m_selectedRegion.<a class="codeRef" href="qrect.html#topLeft">topLeft</a>(),
<a name="l00125"></a>00125 m_originalPixmap, m_selectedRegion );
<a name="l00126"></a>00126
<a name="l00127"></a>00127 painter.<a class="codeRef" href="qpainter.html#setPen">setPen</a>( <a class="codeRef" href="qcolor.html">QColor</a>(255,255,255) );
<a name="l00128"></a>00128 painter.<a class="codeRef" href="qpainter.html#setRasterOp">setRasterOp</a>( Qt::XorROP );
<a name="l00129"></a>00129
<a name="l00130"></a>00130 painter.<a class="codeRef" href="qpainter.html#drawRect">drawRect</a>( m_selectedRegion );
<a name="l00131"></a>00131
<a name="l00132"></a>00132 painter.<a class="codeRef" href="qpainter.html#end">end</a>();
<a name="l00133"></a>00133
<a name="l00134"></a>00134 m_label-><a class="codeRef" href="qlabel.html#setPixmap">setPixmap</a>(pixmap);
<a name="l00135"></a>00135 }
<a name="l00136"></a>00136
<a name="l00137"></a>00137
<a name="l00138"></a><a class="code" href="classKPixmapRegionSelectorWidget.html#af1a59a5e14569ff99efd45a62d8e246b">00138</a> <a class="code" href="classKPopupMenu.html" title="A menu with title items.">KPopupMenu</a> *<a class="code" href="classKPixmapRegionSelectorWidget.html#af1a59a5e14569ff99efd45a62d8e246b" title="Creates a KPopupMenu with the menu that appears when clicking with the right button on the label...">KPixmapRegionSelectorWidget::createPopupMenu</a>()
<a name="l00139"></a>00139 {
<a name="l00140"></a>00140 <a class="code" href="classKPopupMenu.html" title="A menu with title items.">KPopupMenu</a> *popup=<span class="keyword">new</span> <a class="code" href="classKPopupMenu.html" title="A menu with title items.">KPopupMenu</a>(<span class="keyword">this</span>, <span class="stringliteral">"PixmapRegionSelectorPopup"</span>);
<a name="l00141"></a>00141 popup-><a class="code" href="classKPopupMenu.html#a3f07d9c1ec99c9e84b8ee07dfdf2c053" title="Inserts a title item with no icon.">insertTitle</a>(i18n(<span class="stringliteral">"Image Operations"</span>));
<a name="l00142"></a>00142
<a name="l00143"></a>00143 <a class="code" href="classKAction.html" title="Class to encapsulate user-driven action or event.">KAction</a> *action = <span class="keyword">new</span> <a class="code" href="classKAction.html" title="Class to encapsulate user-driven action or event.">KAction</a>(i18n(<span class="stringliteral">"&Rotate Clockwise"</span>), <span class="stringliteral">"rotate_cw"</span>,
<a name="l00144"></a>00144 0, <span class="keyword">this</span>, SLOT(<a class="code" href="classKPixmapRegionSelectorWidget.html#a36ae5437f5bc15fd2eedb9fb18847fa0" title="Rotates the current image 90º clockwise.">rotateClockwise</a>()),
<a name="l00145"></a>00145 popup, <span class="stringliteral">"rotateclockwise"</span>);
<a name="l00146"></a>00146 action-><a class="code" href="classKAction.html#a6aee71f8be93189171b2578759980751" title=""Plug" or insert this action into a given widget.">plug</a>(popup);
<a name="l00147"></a>00147
<a name="l00148"></a>00148 action = <span class="keyword">new</span> <a class="code" href="classKAction.html" title="Class to encapsulate user-driven action or event.">KAction</a>(i18n(<span class="stringliteral">"Rotate &Counterclockwise"</span>), <span class="stringliteral">"rotate_ccw"</span>,
<a name="l00149"></a>00149 0, <span class="keyword">this</span>, SLOT(<a class="code" href="classKPixmapRegionSelectorWidget.html#aaaf3e4b9255fa970a813241853509dfc" title="Rotates the current image 90º counterclockwise.">rotateCounterclockwise</a>()),
<a name="l00150"></a>00150 popup, <span class="stringliteral">"rotatecounterclockwise"</span>);
<a name="l00151"></a>00151 action-><a class="code" href="classKAction.html#a6aee71f8be93189171b2578759980751" title=""Plug" or insert this action into a given widget.">plug</a>(popup);
<a name="l00152"></a>00152
<a name="l00153"></a>00153 <span class="comment">/*</span>
<a name="l00154"></a>00154 <span class="comment"> I wonder if it would be appropiate to have here an "Open with..." option to</span>
<a name="l00155"></a>00155 <span class="comment"> edit the image (antlarr)</span>
<a name="l00156"></a>00156 <span class="comment">*/</span>
<a name="l00157"></a>00157 <span class="keywordflow">return</span> popup;
<a name="l00158"></a>00158 }
<a name="l00159"></a>00159
<a name="l00160"></a><a class="code" href="classKPixmapRegionSelectorWidget.html#a2e2e4fd4803c0dee5c89b6454ba6a840">00160</a> <span class="keywordtype">void</span> <a class="code" href="classKPixmapRegionSelectorWidget.html#a2e2e4fd4803c0dee5c89b6454ba6a840" title="Rotates the image as specified by the direction parameter, also tries to rotate the selected region s...">KPixmapRegionSelectorWidget::rotate</a>(<a class="codeRef" doxygen="kdefx.tag:../../kdefx/html/" href="../../kdefx/html/classKImageEffect.html#a60406c67ad94d76bc8b596f7d9411afd">KImageEffect::RotateDirection</a> direction)
<a name="l00161"></a>00161 {
<a name="l00162"></a>00162 <span class="keywordtype">int</span> w=m_originalPixmap.<a class="codeRef" href="qpixmap.html#width">width</a>();
<a name="l00163"></a>00163 <span class="keywordtype">int</span> h=m_originalPixmap.<a class="codeRef" href="qpixmap.html#height">height</a>();
<a name="l00164"></a>00164 <a class="codeRef" href="qimage.html">QImage</a> img=m_unzoomedPixmap.<a class="codeRef" href="qpixmap.html#convertToImage">convertToImage</a>();
<a name="l00165"></a>00165 img= <a class="code" href="classKPixmapRegionSelectorWidget.html#a2e2e4fd4803c0dee5c89b6454ba6a840" title="Rotates the image as specified by the direction parameter, also tries to rotate the selected region s...">KImageEffect::rotate</a>(img, direction);
<a name="l00166"></a>00166 m_unzoomedPixmap.<a class="codeRef" href="qpixmap.html#convertFromImage">convertFromImage</a>(img);
<a name="l00167"></a>00167
<a name="l00168"></a>00168 img=m_originalPixmap.<a class="codeRef" href="qpixmap.html#convertToImage">convertToImage</a>();
<a name="l00169"></a>00169 img= <a class="code" href="classKPixmapRegionSelectorWidget.html#a2e2e4fd4803c0dee5c89b6454ba6a840" title="Rotates the image as specified by the direction parameter, also tries to rotate the selected region s...">KImageEffect::rotate</a>(img, direction);
<a name="l00170"></a>00170 m_originalPixmap.<a class="codeRef" href="qpixmap.html#convertFromImage">convertFromImage</a>(img);
<a name="l00171"></a>00171
<a name="l00172"></a>00172 m_linedPixmap=<a class="codeRef" href="qpixmap.html">QPixmap</a>();
<a name="l00173"></a>00173
<a name="l00174"></a>00174 <span class="keywordflow">if</span> (m_forcedAspectRatio>0 && m_forcedAspectRatio!=1)
<a name="l00175"></a>00175 <a class="code" href="classKPixmapRegionSelectorWidget.html#a1af347bfd2bd1ced3c611d74de09e7ef" title="Resets the selection to use the whole image.">resetSelection</a>();
<a name="l00176"></a>00176 <span class="keywordflow">else</span>
<a name="l00177"></a>00177 {
<a name="l00178"></a>00178 <span class="keywordflow">switch</span> (direction)
<a name="l00179"></a>00179 {
<a name="l00180"></a>00180 <span class="keywordflow">case</span> ( <a class="codeRef" doxygen="kdefx.tag:../../kdefx/html/" href="../../kdefx/html/classKImageEffect.html#a60406c67ad94d76bc8b596f7d9411afda999de9461adf90f967929705a08e2859">KImageEffect::Rotate90</a> ):
<a name="l00181"></a>00181 {
<a name="l00182"></a>00182 <span class="keywordtype">int</span> <a class="codeRef" href="qwidget.html#x">x</a>=h-m_selectedRegion.<a class="codeRef" href="qrect.html#y">y</a>()-m_selectedRegion.<a class="codeRef" href="qrect.html#height">height</a>();
<a name="l00183"></a>00183 <span class="keywordtype">int</span> <a class="codeRef" href="qwidget.html#y">y</a>=m_selectedRegion.<a class="codeRef" href="qrect.html#x">x</a>();
<a name="l00184"></a>00184 m_selectedRegion.<a class="codeRef" href="qrect.html#setRect">setRect</a>(x, y, m_selectedRegion.<a class="codeRef" href="qrect.html#height">height</a>(), m_selectedRegion.<a class="codeRef" href="qrect.html#width">width</a>() );
<a name="l00185"></a>00185 updatePixmap();
<a name="l00186"></a>00186 } <span class="keywordflow">break</span>;
<a name="l00187"></a>00187 <span class="keywordflow">case</span> ( <a class="codeRef" doxygen="kdefx.tag:../../kdefx/html/" href="../../kdefx/html/classKImageEffect.html#a60406c67ad94d76bc8b596f7d9411afda9297e750d48dd49640a5102c7c0cd71b">KImageEffect::Rotate270</a> ):
<a name="l00188"></a>00188 {
<a name="l00189"></a>00189 <span class="keywordtype">int</span> <a class="codeRef" href="qwidget.html#x">x</a>=m_selectedRegion.<a class="codeRef" href="qrect.html#y">y</a>();
<a name="l00190"></a>00190 <span class="keywordtype">int</span> <a class="codeRef" href="qwidget.html#y">y</a>=w-m_selectedRegion.<a class="codeRef" href="qrect.html#x">x</a>()-m_selectedRegion.<a class="codeRef" href="qrect.html#width">width</a>();
<a name="l00191"></a>00191 m_selectedRegion.<a class="codeRef" href="qrect.html#setRect">setRect</a>(x, y, m_selectedRegion.<a class="codeRef" href="qrect.html#height">height</a>(), m_selectedRegion.<a class="codeRef" href="qrect.html#width">width</a>() );
<a name="l00192"></a>00192 updatePixmap();
<a name="l00193"></a>00193 } <span class="keywordflow">break</span>;
<a name="l00194"></a>00194 <span class="keywordflow">default</span>: <a class="code" href="classKPixmapRegionSelectorWidget.html#a1af347bfd2bd1ced3c611d74de09e7ef" title="Resets the selection to use the whole image.">resetSelection</a>();
<a name="l00195"></a>00195 }
<a name="l00196"></a>00196 }
<a name="l00197"></a>00197 }
<a name="l00198"></a>00198
<a name="l00199"></a><a class="code" href="classKPixmapRegionSelectorWidget.html#a36ae5437f5bc15fd2eedb9fb18847fa0">00199</a> <span class="keywordtype">void</span> <a class="code" href="classKPixmapRegionSelectorWidget.html#a36ae5437f5bc15fd2eedb9fb18847fa0" title="Rotates the current image 90º clockwise.">KPixmapRegionSelectorWidget::rotateClockwise</a>()
<a name="l00200"></a>00200 {
<a name="l00201"></a>00201 <a class="code" href="classKPixmapRegionSelectorWidget.html#a2e2e4fd4803c0dee5c89b6454ba6a840" title="Rotates the image as specified by the direction parameter, also tries to rotate the selected region s...">rotate</a>(<a class="codeRef" doxygen="kdefx.tag:../../kdefx/html/" href="../../kdefx/html/classKImageEffect.html#a60406c67ad94d76bc8b596f7d9411afda999de9461adf90f967929705a08e2859">KImageEffect::Rotate90</a>);
<a name="l00202"></a>00202 }
<a name="l00203"></a>00203
<a name="l00204"></a><a class="code" href="classKPixmapRegionSelectorWidget.html#aaaf3e4b9255fa970a813241853509dfc">00204</a> <span class="keywordtype">void</span> <a class="code" href="classKPixmapRegionSelectorWidget.html#aaaf3e4b9255fa970a813241853509dfc" title="Rotates the current image 90º counterclockwise.">KPixmapRegionSelectorWidget::rotateCounterclockwise</a>()
<a name="l00205"></a>00205 {
<a name="l00206"></a>00206 <a class="code" href="classKPixmapRegionSelectorWidget.html#a2e2e4fd4803c0dee5c89b6454ba6a840" title="Rotates the image as specified by the direction parameter, also tries to rotate the selected region s...">rotate</a>(<a class="codeRef" doxygen="kdefx.tag:../../kdefx/html/" href="../../kdefx/html/classKImageEffect.html#a60406c67ad94d76bc8b596f7d9411afda9297e750d48dd49640a5102c7c0cd71b">KImageEffect::Rotate270</a>);
<a name="l00207"></a>00207 }
<a name="l00208"></a>00208
<a name="l00209"></a>00209 <span class="keywordtype">bool</span> KPixmapRegionSelectorWidget::eventFilter(<a class="codeRef" href="qobject.html">QObject</a> *obj, <a class="codeRef" href="qevent.html">QEvent</a> *ev)
<a name="l00210"></a>00210 {
<a name="l00211"></a>00211 <span class="keywordflow">if</span> ( ev-><a class="codeRef" href="qevent.html#type">type</a>() == QEvent::MouseButtonPress )
<a name="l00212"></a>00212 {
<a name="l00213"></a>00213 <a class="codeRef" href="qmouseevent.html">QMouseEvent</a> *mev= (<a class="codeRef" href="qmouseevent.html">QMouseEvent</a> *)(ev);
<a name="l00214"></a>00214 <span class="comment">//kdDebug() << QString("click at %1,%2").arg( mev->x() ).arg( mev->y() ) << endl;</span>
<a name="l00215"></a>00215
<a name="l00216"></a>00216 <span class="keywordflow">if</span> ( mev-><a class="codeRef" href="qmouseevent.html#button">button</a>() == RightButton )
<a name="l00217"></a>00217 {
<a name="l00218"></a>00218 <a class="code" href="classKPopupMenu.html" title="A menu with title items.">KPopupMenu</a> *popup = <a class="code" href="classKPixmapRegionSelectorWidget.html#af1a59a5e14569ff99efd45a62d8e246b" title="Creates a KPopupMenu with the menu that appears when clicking with the right button on the label...">createPopupMenu</a>( );
<a name="l00219"></a>00219 popup-><a class="codeRef" href="qpopupmenu.html#exec">exec</a>( mev-><a class="codeRef" href="qmouseevent.html#globalPos">globalPos</a>() );
<a name="l00220"></a>00220 <span class="keyword">delete</span> popup;
<a name="l00221"></a>00221 <span class="keywordflow">return</span> TRUE;
<a name="l00222"></a>00222 };
<a name="l00223"></a>00223
<a name="l00224"></a>00224 <a class="codeRef" href="qcursor.html">QCursor</a> <a class="codeRef" href="qwidget.html#cursor">cursor</a>;
<a name="l00225"></a>00225
<a name="l00226"></a>00226 <span class="keywordflow">if</span> ( m_selectedRegion.<a class="codeRef" href="qrect.html#contains">contains</a>( mev-><a class="codeRef" href="qmouseevent.html#pos">pos</a>() )
<a name="l00227"></a>00227 && m_selectedRegion!=m_originalPixmap.<a class="codeRef" href="qpixmap.html#rect">rect</a>() )
<a name="l00228"></a>00228 {
<a name="l00229"></a>00229 m_state=Moving;
<a name="l00230"></a>00230 cursor.<a class="codeRef" href="qcursor.html#setShape">setShape</a>( Qt::SizeAllCursor );
<a name="l00231"></a>00231 }
<a name="l00232"></a>00232 <span class="keywordflow">else</span>
<a name="l00233"></a>00233 {
<a name="l00234"></a>00234 m_state=Resizing;
<a name="l00235"></a>00235 cursor.<a class="codeRef" href="qcursor.html#setShape">setShape</a>( Qt::CrossCursor );
<a name="l00236"></a>00236 }
<a name="l00237"></a>00237 <a class="codeRef" href="qapplication.html#setOverrideCursor">QApplication::setOverrideCursor</a>(cursor);
<a name="l00238"></a>00238
<a name="l00239"></a>00239 m_tempFirstClick=mev-><a class="codeRef" href="qmouseevent.html#pos">pos</a>();
<a name="l00240"></a>00240
<a name="l00241"></a>00241
<a name="l00242"></a>00242 <span class="keywordflow">return</span> TRUE;
<a name="l00243"></a>00243 }
<a name="l00244"></a>00244
<a name="l00245"></a>00245 <span class="keywordflow">if</span> ( ev-><a class="codeRef" href="qevent.html#type">type</a>() == QEvent::MouseMove )
<a name="l00246"></a>00246 {
<a name="l00247"></a>00247 <a class="codeRef" href="qmouseevent.html">QMouseEvent</a> *mev= (<a class="codeRef" href="qmouseevent.html">QMouseEvent</a> *)(ev);
<a name="l00248"></a>00248
<a name="l00249"></a>00249 <span class="comment">//kdDebug() << QString("move to %1,%2").arg( mev->x() ).arg( mev->y() ) << endl;</span>
<a name="l00250"></a>00250
<a name="l00251"></a>00251 <span class="keywordflow">if</span> ( m_state == Resizing )
<a name="l00252"></a>00252 {
<a name="l00253"></a>00253 <a class="code" href="classKPixmapRegionSelectorWidget.html#a19df71d2ce7b3ece449475481a52ebce" title="Sets the selected region to be rect (in zoomed pixmap coordinates)">setSelectedRegion</a> (
<a name="l00254"></a>00254 calcSelectionRectangle( m_tempFirstClick, mev-><a class="codeRef" href="qmouseevent.html#pos">pos</a>() ) );
<a name="l00255"></a>00255 }
<a name="l00256"></a>00256 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (m_state == Moving )
<a name="l00257"></a>00257 {
<a name="l00258"></a>00258 <span class="keywordtype">int</span> mevx = mev-><a class="codeRef" href="qmouseevent.html#x">x</a>();
<a name="l00259"></a>00259 <span class="keywordtype">int</span> mevy = mev-><a class="codeRef" href="qmouseevent.html#y">y</a>();
<a name="l00260"></a>00260 <span class="keywordtype">bool</span> mouseOutside=<span class="keyword">false</span>;
<a name="l00261"></a>00261 <span class="keywordflow">if</span> ( mevx < 0 )
<a name="l00262"></a>00262 {
<a name="l00263"></a>00263 m_selectedRegion.<a class="codeRef" href="qrect.html#moveBy">moveBy</a>(-m_selectedRegion.<a class="codeRef" href="qrect.html#x">x</a>(),0);
<a name="l00264"></a>00264 mouseOutside=<span class="keyword">true</span>;
<a name="l00265"></a>00265 }
<a name="l00266"></a>00266 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( mevx > m_originalPixmap.<a class="codeRef" href="qpixmap.html#width">width</a>() )
<a name="l00267"></a>00267 {
<a name="l00268"></a>00268 m_selectedRegion.<a class="codeRef" href="qrect.html#moveBy">moveBy</a>(m_originalPixmap.<a class="codeRef" href="qpixmap.html#width">width</a>()-m_selectedRegion.<a class="codeRef" href="qrect.html#width">width</a>()-m_selectedRegion.<a class="codeRef" href="qrect.html#x">x</a>(),0);
<a name="l00269"></a>00269 mouseOutside=<span class="keyword">true</span>;
<a name="l00270"></a>00270 }
<a name="l00271"></a>00271 <span class="keywordflow">if</span> ( mevy < 0 )
<a name="l00272"></a>00272 {
<a name="l00273"></a>00273 m_selectedRegion.<a class="codeRef" href="qrect.html#moveBy">moveBy</a>(0,-m_selectedRegion.<a class="codeRef" href="qrect.html#y">y</a>());
<a name="l00274"></a>00274 mouseOutside=<span class="keyword">true</span>;
<a name="l00275"></a>00275 }
<a name="l00276"></a>00276 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( mevy > m_originalPixmap.<a class="codeRef" href="qpixmap.html#height">height</a>() )
<a name="l00277"></a>00277 {
<a name="l00278"></a>00278 m_selectedRegion.<a class="codeRef" href="qrect.html#moveBy">moveBy</a>(0,m_originalPixmap.<a class="codeRef" href="qpixmap.html#height">height</a>()-m_selectedRegion.<a class="codeRef" href="qrect.html#height">height</a>()-m_selectedRegion.<a class="codeRef" href="qrect.html#y">y</a>());
<a name="l00279"></a>00279 mouseOutside=<span class="keyword">true</span>;
<a name="l00280"></a>00280 }
<a name="l00281"></a>00281 <span class="keywordflow">if</span> (mouseOutside) { updatePixmap(); <span class="keywordflow">return</span> TRUE; };
<a name="l00282"></a>00282
<a name="l00283"></a>00283 m_selectedRegion.<a class="codeRef" href="qrect.html#moveBy">moveBy</a>( mev-><a class="codeRef" href="qmouseevent.html#x">x</a>()-m_tempFirstClick.<a class="codeRef" href="qpoint.html#x">x</a>(),
<a name="l00284"></a>00284 mev-><a class="codeRef" href="qmouseevent.html#y">y</a>()-m_tempFirstClick.<a class="codeRef" href="qpoint.html#y">y</a>() );
<a name="l00285"></a>00285
<a name="l00286"></a>00286 <span class="comment">// Check that the region has not fallen outside the image</span>
<a name="l00287"></a>00287 <span class="keywordflow">if</span> (m_selectedRegion.<a class="codeRef" href="qrect.html#x">x</a>() < 0)
<a name="l00288"></a>00288 m_selectedRegion.<a class="codeRef" href="qrect.html#moveBy">moveBy</a>(-m_selectedRegion.<a class="codeRef" href="qrect.html#x">x</a>(),0);
<a name="l00289"></a>00289 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (m_selectedRegion.<a class="codeRef" href="qrect.html#right">right</a>() > m_originalPixmap.<a class="codeRef" href="qpixmap.html#width">width</a>())
<a name="l00290"></a>00290 m_selectedRegion.<a class="codeRef" href="qrect.html#moveBy">moveBy</a>(-(m_selectedRegion.<a class="codeRef" href="qrect.html#right">right</a>()-m_originalPixmap.<a class="codeRef" href="qpixmap.html#width">width</a>()),0);
<a name="l00291"></a>00291
<a name="l00292"></a>00292 <span class="keywordflow">if</span> (m_selectedRegion.<a class="codeRef" href="qrect.html#y">y</a>() < 0)
<a name="l00293"></a>00293 m_selectedRegion.<a class="codeRef" href="qrect.html#moveBy">moveBy</a>(0,-m_selectedRegion.<a class="codeRef" href="qrect.html#y">y</a>());
<a name="l00294"></a>00294 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (m_selectedRegion.<a class="codeRef" href="qrect.html#bottom">bottom</a>() > m_originalPixmap.<a class="codeRef" href="qpixmap.html#height">height</a>())
<a name="l00295"></a>00295 m_selectedRegion.<a class="codeRef" href="qrect.html#moveBy">moveBy</a>(0,-(m_selectedRegion.<a class="codeRef" href="qrect.html#bottom">bottom</a>()-m_originalPixmap.<a class="codeRef" href="qpixmap.html#height">height</a>()));
<a name="l00296"></a>00296
<a name="l00297"></a>00297 m_tempFirstClick=mev-><a class="codeRef" href="qmouseevent.html#pos">pos</a>();
<a name="l00298"></a>00298 updatePixmap();
<a name="l00299"></a>00299 }
<a name="l00300"></a>00300 <span class="keywordflow">return</span> TRUE;
<a name="l00301"></a>00301 }
<a name="l00302"></a>00302
<a name="l00303"></a>00303 <span class="keywordflow">if</span> ( ev-><a class="codeRef" href="qevent.html#type">type</a>() == QEvent::MouseButtonRelease )
<a name="l00304"></a>00304 {
<a name="l00305"></a>00305 <a class="codeRef" href="qmouseevent.html">QMouseEvent</a> *mev= (<a class="codeRef" href="qmouseevent.html">QMouseEvent</a> *)(ev);
<a name="l00306"></a>00306
<a name="l00307"></a>00307 <span class="keywordflow">if</span> ( m_state == Resizing && mev-><a class="codeRef" href="qmouseevent.html#pos">pos</a>() == m_tempFirstClick)
<a name="l00308"></a>00308 <a class="code" href="classKPixmapRegionSelectorWidget.html#a1af347bfd2bd1ced3c611d74de09e7ef" title="Resets the selection to use the whole image.">resetSelection</a>();
<a name="l00309"></a>00309
<a name="l00310"></a>00310 m_state=None;
<a name="l00311"></a>00311 <a class="codeRef" href="qapplication.html#restoreOverrideCursor">QApplication::restoreOverrideCursor</a>();
<a name="l00312"></a>00312
<a name="l00313"></a>00313 <span class="keywordflow">return</span> TRUE;
<a name="l00314"></a>00314 }
<a name="l00315"></a>00315
<a name="l00316"></a>00316 QWidget::eventFilter(obj, ev);
<a name="l00317"></a>00317 <span class="keywordflow">return</span> FALSE;
<a name="l00318"></a>00318 }
<a name="l00319"></a>00319
<a name="l00320"></a>00320 <a class="codeRef" href="qrect.html">QRect</a> KPixmapRegionSelectorWidget::calcSelectionRectangle( <span class="keyword">const</span> <a class="codeRef" href="qpoint.html">QPoint</a> & startPoint, <span class="keyword">const</span> <a class="codeRef" href="qpoint.html">QPoint</a> & _endPoint )
<a name="l00321"></a>00321 {
<a name="l00322"></a>00322 <a class="codeRef" href="qpoint.html">QPoint</a> endPoint = _endPoint;
<a name="l00323"></a>00323 <span class="keywordflow">if</span> ( endPoint.<a class="codeRef" href="qpoint.html#x">x</a>() < 0 ) endPoint.<a class="codeRef" href="qpoint.html#setX">setX</a>(0);
<a name="l00324"></a>00324 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( endPoint.<a class="codeRef" href="qpoint.html#x">x</a>() > m_originalPixmap.<a class="codeRef" href="qpixmap.html#width">width</a>() ) endPoint.<a class="codeRef" href="qpoint.html#setX">setX</a>(m_originalPixmap.<a class="codeRef" href="qpixmap.html#width">width</a>());
<a name="l00325"></a>00325 <span class="keywordflow">if</span> ( endPoint.<a class="codeRef" href="qpoint.html#y">y</a>() < 0 ) endPoint.<a class="codeRef" href="qpoint.html#setY">setY</a>(0);
<a name="l00326"></a>00326 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( endPoint.<a class="codeRef" href="qpoint.html#y">y</a>() > m_originalPixmap.<a class="codeRef" href="qpixmap.html#height">height</a>() ) endPoint.<a class="codeRef" href="qpoint.html#setY">setY</a>(m_originalPixmap.<a class="codeRef" href="qpixmap.html#height">height</a>());
<a name="l00327"></a>00327 <span class="keywordtype">int</span> w=abs(startPoint.<a class="codeRef" href="qpoint.html#x">x</a>()-endPoint.<a class="codeRef" href="qpoint.html#x">x</a>());
<a name="l00328"></a>00328 <span class="keywordtype">int</span> h=abs(startPoint.<a class="codeRef" href="qpoint.html#y">y</a>()-endPoint.<a class="codeRef" href="qpoint.html#y">y</a>());
<a name="l00329"></a>00329
<a name="l00330"></a>00330 <span class="keywordflow">if</span> (m_forcedAspectRatio>0)
<a name="l00331"></a>00331 {
<a name="l00332"></a>00332 <span class="keywordtype">double</span> aspectRatio=w/double(h);
<a name="l00333"></a>00333
<a name="l00334"></a>00334 <span class="keywordflow">if</span> (aspectRatio>m_forcedAspectRatio)
<a name="l00335"></a>00335 h=(int)(w/m_forcedAspectRatio);
<a name="l00336"></a>00336 <span class="keywordflow">else</span>
<a name="l00337"></a>00337 w=(int)(h*m_forcedAspectRatio);
<a name="l00338"></a>00338 }
<a name="l00339"></a>00339
<a name="l00340"></a>00340 <span class="keywordtype">int</span> <a class="codeRef" href="qwidget.html#x">x</a>,<a class="codeRef" href="qwidget.html#y">y</a>;
<a name="l00341"></a>00341 <span class="keywordflow">if</span> ( startPoint.<a class="codeRef" href="qpoint.html#x">x</a>() < endPoint.<a class="codeRef" href="qpoint.html#x">x</a>() )
<a name="l00342"></a>00342 x=startPoint.<a class="codeRef" href="qpoint.html#x">x</a>();
<a name="l00343"></a>00343 <span class="keywordflow">else</span>
<a name="l00344"></a>00344 x=startPoint.<a class="codeRef" href="qpoint.html#x">x</a>()-w;
<a name="l00345"></a>00345 <span class="keywordflow">if</span> ( startPoint.<a class="codeRef" href="qpoint.html#y">y</a>() < endPoint.<a class="codeRef" href="qpoint.html#y">y</a>() )
<a name="l00346"></a>00346 y=startPoint.<a class="codeRef" href="qpoint.html#y">y</a>();
<a name="l00347"></a>00347 <span class="keywordflow">else</span>
<a name="l00348"></a>00348 y=startPoint.<a class="codeRef" href="qpoint.html#y">y</a>()-h;
<a name="l00349"></a>00349
<a name="l00350"></a>00350 <span class="keywordflow">if</span> (x<0)
<a name="l00351"></a>00351 {
<a name="l00352"></a>00352 w+=<a class="codeRef" href="qwidget.html#x">x</a>;
<a name="l00353"></a>00353 x=0;
<a name="l00354"></a>00354 h=(int)(w/m_forcedAspectRatio);
<a name="l00355"></a>00355
<a name="l00356"></a>00356 <span class="keywordflow">if</span> ( startPoint.<a class="codeRef" href="qpoint.html#y">y</a>() > endPoint.<a class="codeRef" href="qpoint.html#y">y</a>() )
<a name="l00357"></a>00357 y=startPoint.<a class="codeRef" href="qpoint.html#y">y</a>()-h;
<a name="l00358"></a>00358 }
<a name="l00359"></a>00359 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (x+w>m_originalPixmap.<a class="codeRef" href="qpixmap.html#width">width</a>())
<a name="l00360"></a>00360 {
<a name="l00361"></a>00361 w=m_originalPixmap.<a class="codeRef" href="qpixmap.html#width">width</a>()-<a class="codeRef" href="qwidget.html#x">x</a>;
<a name="l00362"></a>00362 h=(int)(w/m_forcedAspectRatio);
<a name="l00363"></a>00363
<a name="l00364"></a>00364 <span class="keywordflow">if</span> ( startPoint.<a class="codeRef" href="qpoint.html#y">y</a>() > endPoint.<a class="codeRef" href="qpoint.html#y">y</a>() )
<a name="l00365"></a>00365 y=startPoint.<a class="codeRef" href="qpoint.html#y">y</a>()-h;
<a name="l00366"></a>00366 }
<a name="l00367"></a>00367 <span class="keywordflow">if</span> (y<0)
<a name="l00368"></a>00368 {
<a name="l00369"></a>00369 h+=<a class="codeRef" href="qwidget.html#y">y</a>;
<a name="l00370"></a>00370 y=0;
<a name="l00371"></a>00371 w=(int)(h*m_forcedAspectRatio);
<a name="l00372"></a>00372
<a name="l00373"></a>00373 <span class="keywordflow">if</span> ( startPoint.<a class="codeRef" href="qpoint.html#x">x</a>() > endPoint.<a class="codeRef" href="qpoint.html#x">x</a>() )
<a name="l00374"></a>00374 x=startPoint.<a class="codeRef" href="qpoint.html#x">x</a>()-w;
<a name="l00375"></a>00375 }
<a name="l00376"></a>00376 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (y+h>m_originalPixmap.<a class="codeRef" href="qpixmap.html#height">height</a>())
<a name="l00377"></a>00377 {
<a name="l00378"></a>00378 h=m_originalPixmap.<a class="codeRef" href="qpixmap.html#height">height</a>()-<a class="codeRef" href="qwidget.html#y">y</a>;
<a name="l00379"></a>00379 w=(int)(h*m_forcedAspectRatio);
<a name="l00380"></a>00380
<a name="l00381"></a>00381 <span class="keywordflow">if</span> ( startPoint.<a class="codeRef" href="qpoint.html#x">x</a>() > endPoint.<a class="codeRef" href="qpoint.html#x">x</a>() )
<a name="l00382"></a>00382 x=startPoint.<a class="codeRef" href="qpoint.html#x">x</a>()-w;
<a name="l00383"></a>00383 }
<a name="l00384"></a>00384
<a name="l00385"></a>00385 <span class="keywordflow">return</span> <a class="codeRef" href="qrect.html">QRect</a>(x,y,w,h);
<a name="l00386"></a>00386 }
<a name="l00387"></a>00387
<a name="l00388"></a><a class="code" href="classKPixmapRegionSelectorWidget.html#a8a280111c5b3d66b3034f00298fcf7be">00388</a> <a class="codeRef" href="qrect.html">QRect</a> <a class="code" href="classKPixmapRegionSelectorWidget.html#a8a280111c5b3d66b3034f00298fcf7be" title="Returns the selected region ( in unzoomed, original pixmap coordinates )">KPixmapRegionSelectorWidget::unzoomedSelectedRegion</a>()<span class="keyword"> const</span>
<a name="l00389"></a>00389 <span class="keyword"></span>{
<a name="l00390"></a>00390 <span class="keywordflow">return</span> <a class="codeRef" href="qrect.html">QRect</a>((<span class="keywordtype">int</span>)(m_selectedRegion.<a class="codeRef" href="qrect.html#x">x</a>()/m_zoomFactor),
<a name="l00391"></a>00391 (<span class="keywordtype">int</span>)(m_selectedRegion.<a class="codeRef" href="qrect.html#y">y</a>()/m_zoomFactor),
<a name="l00392"></a>00392 (<span class="keywordtype">int</span>)(m_selectedRegion.<a class="codeRef" href="qrect.html#width">width</a>()/m_zoomFactor),
<a name="l00393"></a>00393 (<span class="keywordtype">int</span>)(m_selectedRegion.<a class="codeRef" href="qrect.html#height">height</a>()/m_zoomFactor));
<a name="l00394"></a>00394 }
<a name="l00395"></a>00395
<a name="l00396"></a><a class="code" href="classKPixmapRegionSelectorWidget.html#ab4b652f38d3c2273c8c0b3599062c0eb">00396</a> <a class="codeRef" href="qimage.html">QImage</a> <a class="code" href="classKPixmapRegionSelectorWidget.html#ab4b652f38d3c2273c8c0b3599062c0eb">KPixmapRegionSelectorWidget::selectedImage</a>()<span class="keyword"> const</span>
<a name="l00397"></a>00397 <span class="keyword"></span>{
<a name="l00398"></a>00398 <a class="codeRef" href="qimage.html">QImage</a> origImage=m_unzoomedPixmap.<a class="codeRef" href="qpixmap.html#convertToImage">convertToImage</a>();
<a name="l00399"></a>00399 <span class="keywordflow">return</span> origImage.<a class="codeRef" href="qimage.html#copy">copy</a>(<a class="code" href="classKPixmapRegionSelectorWidget.html#a8a280111c5b3d66b3034f00298fcf7be" title="Returns the selected region ( in unzoomed, original pixmap coordinates )">unzoomedSelectedRegion</a>());
<a name="l00400"></a>00400 }
<a name="l00401"></a>00401
<a name="l00402"></a><a class="code" href="classKPixmapRegionSelectorWidget.html#a7928265e2eb37bbaa51b72135315708f">00402</a> <span class="keywordtype">void</span> <a class="code" href="classKPixmapRegionSelectorWidget.html#a7928265e2eb37bbaa51b72135315708f" title="Sets the aspect ration that the selected subimage should have.">KPixmapRegionSelectorWidget::setSelectionAspectRatio</a>(<span class="keywordtype">int</span> width, <span class="keywordtype">int</span> height)
<a name="l00403"></a>00403 {
<a name="l00404"></a>00404 m_forcedAspectRatio=width/double(height);
<a name="l00405"></a>00405 }
<a name="l00406"></a>00406
<a name="l00407"></a><a class="code" href="classKPixmapRegionSelectorWidget.html#a58ab0c35c150233bc00e9bcd66209cf2">00407</a> <span class="keywordtype">void</span> <a class="code" href="classKPixmapRegionSelectorWidget.html#a58ab0c35c150233bc00e9bcd66209cf2" title="Allows the user to do a selection which has any aspect ratio.">KPixmapRegionSelectorWidget::setFreeSelectionAspectRatio</a>()
<a name="l00408"></a>00408 {
<a name="l00409"></a>00409 m_forcedAspectRatio=0;
<a name="l00410"></a>00410 }
<a name="l00411"></a>00411
<a name="l00412"></a><a class="code" href="classKPixmapRegionSelectorWidget.html#ac17bb4eba4bcdda7cfaa487fbd3a7a26">00412</a> <span class="keywordtype">void</span> <a class="code" href="classKPixmapRegionSelectorWidget.html#ac17bb4eba4bcdda7cfaa487fbd3a7a26" title="Sets the maximum size for the widget.">KPixmapRegionSelectorWidget::setMaximumWidgetSize</a>(<span class="keywordtype">int</span> width, <span class="keywordtype">int</span> height)
<a name="l00413"></a>00413 {
<a name="l00414"></a>00414 m_maxWidth=<a class="codeRef" href="qwidget.html#width">width</a>;
<a name="l00415"></a>00415 m_maxHeight=<a class="codeRef" href="qwidget.html#height">height</a>;
<a name="l00416"></a>00416
<a name="l00417"></a>00417 m_originalPixmap=m_unzoomedPixmap;
<a name="l00418"></a>00418 <span class="keywordflow">if</span> (m_selectedRegion == m_originalPixmap.<a class="codeRef" href="qpixmap.html#rect">rect</a>()) m_selectedRegion=<a class="codeRef" href="qrect.html">QRect</a>();
<a name="l00419"></a>00419
<a name="l00420"></a>00420 <span class="comment">// kdDebug() << QString(" original Pixmap :") << m_originalPixmap.rect() << endl;</span>
<a name="l00421"></a>00421 <span class="comment">// kdDebug() << QString(" unzoomed Pixmap : %1 x %2 ").arg(m_unzoomedPixmap.width()).arg(m_unzoomedPixmap.height()) << endl;</span>
<a name="l00422"></a>00422
<a name="l00423"></a>00423 <span class="keywordflow">if</span> ( !m_originalPixmap.<a class="codeRef" href="qpixmap.html#isNull">isNull</a>() &&
<a name="l00424"></a>00424 ( m_originalPixmap.<a class="codeRef" href="qpixmap.html#width">width</a>() > m_maxWidth ||
<a name="l00425"></a>00425 m_originalPixmap.<a class="codeRef" href="qpixmap.html#height">height</a>() > m_maxHeight ) )
<a name="l00426"></a>00426 {
<a name="l00427"></a>00427 <span class="comment">/* We have to resize the pixmap to get it complete on the screen */</span>
<a name="l00428"></a>00428 <a class="codeRef" href="qimage.html">QImage</a> image=m_originalPixmap.<a class="codeRef" href="qpixmap.html#convertToImage">convertToImage</a>();
<a name="l00429"></a>00429 m_originalPixmap.<a class="codeRef" href="qpixmap.html#convertFromImage">convertFromImage</a>( image.<a class="codeRef" href="qimage.html#smoothScale">smoothScale</a>( width, height, QImage::ScaleMin ) );
<a name="l00430"></a>00430 <span class="keywordtype">double</span> oldZoomFactor = m_zoomFactor;
<a name="l00431"></a>00431 m_zoomFactor=m_originalPixmap.<a class="codeRef" href="qpixmap.html#width">width</a>()/(double)m_unzoomedPixmap.<a class="codeRef" href="qpixmap.html#width">width</a>();
<a name="l00432"></a>00432
<a name="l00433"></a>00433 <span class="keywordflow">if</span> (m_selectedRegion.<a class="codeRef" href="qrect.html#isValid">isValid</a>())
<a name="l00434"></a>00434 {
<a name="l00435"></a>00435 m_selectedRegion=
<a name="l00436"></a>00436 <a class="codeRef" href="qrect.html">QRect</a>((<span class="keywordtype">int</span>)(m_selectedRegion.<a class="codeRef" href="qrect.html#x">x</a>()*m_zoomFactor/oldZoomFactor),
<a name="l00437"></a>00437 (<span class="keywordtype">int</span>)(m_selectedRegion.<a class="codeRef" href="qrect.html#y">y</a>()*m_zoomFactor/oldZoomFactor),
<a name="l00438"></a>00438 (<span class="keywordtype">int</span>)(m_selectedRegion.<a class="codeRef" href="qrect.html#width">width</a>()*m_zoomFactor/oldZoomFactor),
<a name="l00439"></a>00439 (<span class="keywordtype">int</span>)(m_selectedRegion.<a class="codeRef" href="qrect.html#height">height</a>()*m_zoomFactor/oldZoomFactor) );
<a name="l00440"></a>00440 }
<a name="l00441"></a>00441 }
<a name="l00442"></a>00442
<a name="l00443"></a>00443 <span class="keywordflow">if</span> (!m_selectedRegion.<a class="codeRef" href="qrect.html#isValid">isValid</a>()) m_selectedRegion = m_originalPixmap.<a class="codeRef" href="qpixmap.html#rect">rect</a>();
<a name="l00444"></a>00444
<a name="l00445"></a>00445 m_linedPixmap=<a class="codeRef" href="qpixmap.html">QPixmap</a>();
<a name="l00446"></a>00446 updatePixmap();
<a name="l00447"></a>00447 <a class="codeRef" href="qwidget.html#resize">resize</a>(m_label->width(), m_label->height());
<a name="l00448"></a>00448 }
<a name="l00449"></a>00449
<a name="l00450"></a>00450 <span class="preprocessor">#include "kpixmapregionselectorwidget.moc"</span>
</pre></div></div>
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