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<h1>subalbumPreviewWidget.cpp</h1><a href="subalbumPreviewWidget_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">//==============================================</span>
<a name="l00002"></a>00002 <span class="comment">// copyright : (C) 2003-2005 by Will Stokes</span>
<a name="l00003"></a>00003 <span class="comment">//==============================================</span>
<a name="l00004"></a>00004 <span class="comment">// This program is free software; you can redistribute it</span>
<a name="l00005"></a>00005 <span class="comment">// and/or modify it under the terms of the GNU General</span>
<a name="l00006"></a>00006 <span class="comment">// Public License as published by the Free Software</span>
<a name="l00007"></a>00007 <span class="comment">// Foundation; either version 2 of the License, or</span>
<a name="l00008"></a>00008 <span class="comment">// (at your option) any later version.</span>
<a name="l00009"></a>00009 <span class="comment">//==============================================</span>
<a name="l00010"></a>00010
<a name="l00011"></a>00011 <span class="comment">//Systemwide includes</span>
<a name="l00012"></a>00012 <span class="preprocessor">#include <qpixmap.h></span>
<a name="l00013"></a>00013 <span class="preprocessor">#include <qstring.h></span>
<a name="l00014"></a>00014 <span class="preprocessor">#include <qpainter.h></span>
<a name="l00015"></a>00015 <span class="preprocessor">#include <qiconview.h></span>
<a name="l00016"></a>00016 <span class="preprocessor">#include <qfontmetrics.h></span>
<a name="l00017"></a>00017 <span class="preprocessor">#include <qapplication.h></span>
<a name="l00018"></a>00018
<a name="l00019"></a>00019 <span class="comment">//Projectwide includes</span>
<a name="l00020"></a>00020 <span class="preprocessor">#include "<a class="code" href="subalbumPreviewWidget_8h.html">subalbumPreviewWidget.h</a>"</span>
<a name="l00021"></a>00021 <span class="preprocessor">#include "<a class="code" href="subalbumsIconView_8h.html">subalbumsIconView.h</a>"</span>
<a name="l00022"></a>00022 <span class="preprocessor">#include "../backend/subalbum.h"</span>
<a name="l00023"></a>00023 <span class="preprocessor">#include "../backend/photo.h"</span>
<a name="l00024"></a>00024 <span class="preprocessor">#include "../backend/tools/imageTools.h"</span>
<a name="l00025"></a>00025 <span class="preprocessor">#include "<a class="code" href="subalbumsWidget_8h.html">subalbumsWidget.h</a>"</span>
<a name="l00026"></a>00026 <span class="preprocessor">#include "<a class="code" href="layoutWidget_8h.html">layoutWidget.h</a>"</span>
<a name="l00027"></a>00027 <span class="preprocessor">#include "<a class="code" href="subalbumWidget_8h.html">subalbumWidget.h</a>"</span>
<a name="l00028"></a>00028 <span class="preprocessor">#include "<a class="code" href="photoPreviewWidget_8h.html">photoPreviewWidget.h</a>"</span>
<a name="l00029"></a>00029 <span class="preprocessor">#include "../backend/tools/guiTools.h"</span>
<a name="l00030"></a>00030
<a name="l00031"></a>00031 <span class="preprocessor">#include "../backend/album.h"</span>
<a name="l00032"></a>00032
<a name="l00033"></a>00033 <span class="comment">//==============================================</span>
<a name="l00034"></a><a class="code" href="classSubalbumPreviewWidget.html#9cb4504f47ca83f4839aa35706c151a6">00034</a> <a class="code" href="classSubalbumPreviewWidget.html#9cb4504f47ca83f4839aa35706c151a6" title="Sets subalbum pointer.">SubalbumPreviewWidget::SubalbumPreviewWidget</a>( <a class="code" href="classSubalbumsIconView.html" title="Extension of iconview, used to list all subalbums in album. Supports drag-n-drop...">SubalbumsIconView</a>* parent, <a class="code" href="classSubalbum.html" title="A subalbum contains photos.">Subalbum</a>* salbum )
<a name="l00035"></a>00035 : <a class="code" href="classQIconViewItem.html">QIconViewItem</a>(parent,
<a name="l00036"></a>00036 <a class="code" href="guiTools_8cpp.html#a11db678e68ab73691473aa2d4ff8bfc" title="clip text to fit within numer of lines and max width">clipText</a>( salbum->getName(), 2, parent->getTextWidth()),
<a name="l00037"></a>00037 *salbum->getRepresentativeImage(<a class="code" href="album_8h.html#455b219d48b21108576f53129be38c32">MEDIUM</a>) )
<a name="l00038"></a>00038 {
<a name="l00039"></a>00039 <a class="code" href="classSubalbumPreviewWidget.html#869bf7720517b78f9b59353bcc2607ff" title="is the mouse over the widget">mousedOver</a> = <span class="keyword">false</span>;
<a name="l00040"></a>00040 this->parent = parent;
<a name="l00041"></a>00041 <a class="code" href="classSubalbumPreviewWidget.html#75f315464ac61b38d1658aeaae37e106" title="Pointer to subalbum backend object.">subalbum</a> = salbum;
<a name="l00042"></a>00042
<a name="l00043"></a>00043 <span class="comment">//initialize item rectangle</span>
<a name="l00044"></a>00044 <a class="code" href="classSubalbumPreviewWidget.html#0ad20b8f0912f09a77801e243aeaa00a">initializeItemRect</a>();
<a name="l00045"></a>00045 }
<a name="l00046"></a>00046 <span class="comment">//==============================================</span>
<a name="l00047"></a><a class="code" href="classSubalbumPreviewWidget.html#0d1ba4cde35f3597c80526c5872465eb">00047</a> <a class="code" href="classSubalbum.html" title="A subalbum contains photos.">Subalbum</a>* <a class="code" href="classSubalbumPreviewWidget.html#0d1ba4cde35f3597c80526c5872465eb" title="Returns subalbum pointer.">SubalbumPreviewWidget::getSubalbum</a>()
<a name="l00048"></a>00048 {
<a name="l00049"></a>00049 <span class="keywordflow">return</span> <a class="code" href="classSubalbumPreviewWidget.html#75f315464ac61b38d1658aeaae37e106" title="Pointer to subalbum backend object.">subalbum</a>;
<a name="l00050"></a>00050 }
<a name="l00051"></a>00051 <span class="comment">//==============================================</span>
<a name="l00052"></a><a class="code" href="classSubalbumPreviewWidget.html#c1b59ac373ae82ad9a4fb339ba32a43f">00052</a> <span class="keywordtype">void</span> <a class="code" href="classSubalbumPreviewWidget.html#c1b59ac373ae82ad9a4fb339ba32a43f">SubalbumPreviewWidget::paintFocus</a>( QPainter*, <span class="keyword">const</span> QColorGroup& ) { }
<a name="l00053"></a>00053 <span class="comment">//==============================================</span>
<a name="l00054"></a><a class="code" href="classSubalbumPreviewWidget.html#4258f8a6ff19e4efd1109ee5bdccfea3">00054</a> <span class="keywordtype">void</span> <a class="code" href="classSubalbumPreviewWidget.html#4258f8a6ff19e4efd1109ee5bdccfea3">SubalbumPreviewWidget::paint</a>( QPainter *p )
<a name="l00055"></a>00055 {
<a name="l00056"></a>00056 <a class="code" href="classSubalbumPreviewWidget.html#05f0a969a817c325235c6795d6bd6fc0">paintItem</a>( p, QColorGroup() );
<a name="l00057"></a>00057 }
<a name="l00058"></a>00058 <span class="comment">//==============================================</span>
<a name="l00059"></a><a class="code" href="classSubalbumPreviewWidget.html#05f0a969a817c325235c6795d6bd6fc0">00059</a> <span class="keywordtype">void</span> <a class="code" href="classSubalbumPreviewWidget.html#05f0a969a817c325235c6795d6bd6fc0">SubalbumPreviewWidget::paintItem</a>( QPainter* p, <span class="keyword">const</span> QColorGroup&)
<a name="l00060"></a>00060 {
<a name="l00061"></a>00061 QColor lightLightBlue( 152, 180, 226 );
<a name="l00062"></a>00062 QColor darkLightBlue(193, 210, 238);
<a name="l00063"></a>00063 QColor darkBlue(35, 75, 139);
<a name="l00064"></a>00064 QColor background = darkLightBlue;
<a name="l00065"></a>00065
<a name="l00066"></a>00066 <span class="comment">//resize old static buffer to new needed size, fill with widget background color</span>
<a name="l00067"></a>00067 <span class="keyword">static</span> QPixmap <a class="code" href="blur_8cpp.html#fa761c0753ecc94346e155a39bd9ed9c">buffer</a>;
<a name="l00068"></a>00068 QRect r = rect();
<a name="l00069"></a>00069 QSize newSize = r.size().expandedTo(buffer.size() );
<a name="l00070"></a>00070 buffer.resize(newSize);
<a name="l00071"></a>00071 buffer.fill( background );
<a name="l00072"></a>00072
<a name="l00073"></a>00073 <span class="comment">//construct painter for buffer</span>
<a name="l00074"></a>00074 QPainter bufferPainter(&buffer, <span class="keyword">this</span>);
<a name="l00075"></a>00075 bufferPainter.translate( -r.x(), -r.y() );
<a name="l00076"></a>00076
<a name="l00077"></a>00077 <span class="comment">//turn off clipping to make painting operations faster</span>
<a name="l00078"></a>00078 bufferPainter.setClipping(<span class="keyword">false</span>);
<a name="l00079"></a>00079
<a name="l00080"></a>00080 <span class="comment">//paint mouse over or actual selection color</span>
<a name="l00081"></a>00081 <span class="keywordtype">bool</span> paintRect = <span class="keyword">false</span>;
<a name="l00082"></a>00082 QColor paintColor;
<a name="l00083"></a>00083 <span class="keywordflow">if</span>(isSelected()) { paintColor = darkBlue; paintRect = <span class="keyword">true</span>; }
<a name="l00084"></a>00084 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(<a class="code" href="classSubalbumPreviewWidget.html#869bf7720517b78f9b59353bcc2607ff" title="is the mouse over the widget">mousedOver</a>) { paintColor = lightLightBlue; paintRect = <span class="keyword">true</span>; }
<a name="l00085"></a>00085
<a name="l00086"></a>00086 <span class="keywordflow">if</span>(paintRect)
<a name="l00087"></a>00087 {
<a name="l00088"></a>00088 <span class="comment">//first paint alpha blended edges</span>
<a name="l00089"></a>00089
<a name="l00090"></a>00090 <span class="comment">//-------------------------</span>
<a name="l00091"></a>00091 <span class="comment">//top and bottom edges</span>
<a name="l00092"></a>00092 QRect r2 = r;
<a name="l00093"></a>00093 r2.setLeft( r.left() + 4);
<a name="l00094"></a>00094 r2.setRight( r.right() - 4);
<a name="l00095"></a>00095 r2.setTop( r.top() );
<a name="l00096"></a>00096 r2.setBottom( r.bottom() );
<a name="l00097"></a>00097 bufferPainter.fillRect( r2, <a class="code" href="classSubalbumPreviewWidget.html#7edc1582ae3053a08cc2ac7f42485994">blendColors</a>( paintColor, background, 0.40 ) );
<a name="l00098"></a>00098
<a name="l00099"></a>00099 r2.setLeft( r2.left() + 1);
<a name="l00100"></a>00100 r2.setRight( r2.right() - 1);
<a name="l00101"></a>00101 bufferPainter.fillRect( r2, <a class="code" href="classSubalbumPreviewWidget.html#7edc1582ae3053a08cc2ac7f42485994">blendColors</a>( paintColor, background, 0.67 ) );
<a name="l00102"></a>00102 <span class="comment">//-------------------------</span>
<a name="l00103"></a>00103 <span class="comment">//inner top and bottom edges</span>
<a name="l00104"></a>00104 r2.setLeft( r2.left() - 3);
<a name="l00105"></a>00105 r2.setRight( r2.right() + 3);
<a name="l00106"></a>00106 r2.setTop( r2.top() + 1 );
<a name="l00107"></a>00107 r2.setBottom( r2.bottom() - 1);
<a name="l00108"></a>00108 bufferPainter.fillRect( r2, <a class="code" href="classSubalbumPreviewWidget.html#7edc1582ae3053a08cc2ac7f42485994">blendColors</a>( paintColor, background, 0.40 ) );
<a name="l00109"></a>00109
<a name="l00110"></a>00110 r2.setLeft( r2.left() + 1);
<a name="l00111"></a>00111 r2.setRight( r2.right() - 1);
<a name="l00112"></a>00112 bufferPainter.fillRect( r2, <a class="code" href="classSubalbumPreviewWidget.html#7edc1582ae3053a08cc2ac7f42485994">blendColors</a>( paintColor, background, 0.67 ) );
<a name="l00113"></a>00113 <span class="comment">//-------------------------</span>
<a name="l00114"></a>00114 <span class="comment">//left and right inner edges</span>
<a name="l00115"></a>00115 r2.setLeft( r2.left() - 2);
<a name="l00116"></a>00116 r2.setRight( r2.right() + 2);
<a name="l00117"></a>00117 r2.setTop( r2.top() + 1 );
<a name="l00118"></a>00118 r2.setBottom( r2.bottom() - 1);
<a name="l00119"></a>00119 bufferPainter.fillRect( r2, <a class="code" href="classSubalbumPreviewWidget.html#7edc1582ae3053a08cc2ac7f42485994">blendColors</a>( paintColor, background, 0.40) );
<a name="l00120"></a>00120
<a name="l00121"></a>00121 r2.setTop( r2.top() + 1);
<a name="l00122"></a>00122 r2.setBottom( r2.bottom() - 1);
<a name="l00123"></a>00123 bufferPainter.fillRect( r2, <a class="code" href="classSubalbumPreviewWidget.html#7edc1582ae3053a08cc2ac7f42485994">blendColors</a>( paintColor, background, 0.67) );
<a name="l00124"></a>00124 <span class="comment">//-------------------------</span>
<a name="l00125"></a>00125 <span class="comment">// middle region</span>
<a name="l00126"></a>00126 r2.setLeft( r2.left() - 1 );
<a name="l00127"></a>00127 r2.setRight( r2.right() + 1 );
<a name="l00128"></a>00128 r2.setTop( r2.top() + 1);
<a name="l00129"></a>00129 r2.setBottom( r2.bottom() - 1);
<a name="l00130"></a>00130 bufferPainter.fillRect( r2, <a class="code" href="classSubalbumPreviewWidget.html#7edc1582ae3053a08cc2ac7f42485994">blendColors</a>( paintColor, background, 0.40) );
<a name="l00131"></a>00131
<a name="l00132"></a>00132 r2.setTop( r2.top() + 1);
<a name="l00133"></a>00133 r2.setBottom( r2.bottom() - 1);
<a name="l00134"></a>00134 bufferPainter.fillRect( r2, <a class="code" href="classSubalbumPreviewWidget.html#7edc1582ae3053a08cc2ac7f42485994">blendColors</a>( paintColor, background, 0.67) );
<a name="l00135"></a>00135 <span class="comment">//-------------------------</span>
<a name="l00136"></a>00136 <span class="comment">//second paint inner selection</span>
<a name="l00137"></a>00137 r2 = r;
<a name="l00138"></a>00138 r2.setLeft( r.left() + 1);
<a name="l00139"></a>00139 r2.setRight( r.right() - 1);
<a name="l00140"></a>00140 r2.setTop( r.top() + 4 );
<a name="l00141"></a>00141 r2.setBottom( r.bottom() - 4);
<a name="l00142"></a>00142 bufferPainter.fillRect( r2, paintColor );
<a name="l00143"></a>00143
<a name="l00144"></a>00144 r2.setLeft( r2.left() + 1);
<a name="l00145"></a>00145 r2.setRight( r2.right() - 1);
<a name="l00146"></a>00146 r2.setTop( r2.top() - 2 );
<a name="l00147"></a>00147 r2.setBottom( r2.bottom() + 2 );
<a name="l00148"></a>00148 bufferPainter.fillRect( r2, paintColor );
<a name="l00149"></a>00149
<a name="l00150"></a>00150 r2.setLeft( r2.left() + 2);
<a name="l00151"></a>00151 r2.setRight( r2.right() - 2);
<a name="l00152"></a>00152 r2.setTop( r2.top() - 1 );
<a name="l00153"></a>00153 r2.setBottom( r2.bottom() + 1 );
<a name="l00154"></a>00154 bufferPainter.fillRect( r2, paintColor );
<a name="l00155"></a>00155 }
<a name="l00156"></a>00156
<a name="l00157"></a>00157 <span class="comment">//paint pixmap</span>
<a name="l00158"></a>00158 bufferPainter.drawPixmap( x()+4 , y() + 4, *pixmap());
<a name="l00159"></a>00159
<a name="l00160"></a>00160 <span class="comment">//paint text</span>
<a name="l00161"></a>00161 <span class="keywordtype">int</span> align = AlignLeft | AlignTop | BreakAnywhere;
<a name="l00162"></a>00162 <span class="keywordflow">if</span>(isSelected())
<a name="l00163"></a>00163 bufferPainter.setPen( white );
<a name="l00164"></a>00164 <span class="keywordflow">else</span>
<a name="l00165"></a>00165 bufferPainter.setPen( black );
<a name="l00166"></a>00166 bufferPainter.drawText( x() + 4 + pixmapRect().<a class="code" href="blur_8cpp.html#2474a5474cbff19523a51eb1de01cda4">width</a>(),
<a name="l00167"></a>00167 y() + 4,
<a name="l00168"></a>00168 textRect().<a class="code" href="blur_8cpp.html#2474a5474cbff19523a51eb1de01cda4">width</a>(), textRect().<a class="code" href="blur_8cpp.html#d12fc34ce789bce6c8a05d8a17138534">height</a>(),
<a name="l00169"></a>00169 align, text() );
<a name="l00170"></a>00170
<a name="l00171"></a>00171 <span class="comment">//draw buffer to screen</span>
<a name="l00172"></a>00172 p->drawPixmap( x(), y(), buffer );
<a name="l00173"></a>00173 }
<a name="l00174"></a>00174 <span class="comment">//==============================================</span>
<a name="l00175"></a><a class="code" href="classSubalbumPreviewWidget.html#06cb10fd4faba4c7958116d18a2663d9">00175</a> <span class="keywordtype">void</span> <a class="code" href="classSubalbumPreviewWidget.html#06cb10fd4faba4c7958116d18a2663d9">SubalbumPreviewWidget::dropped</a>( QDropEvent *e, <span class="keyword">const</span> QValueList<QIconDragItem> & )
<a name="l00176"></a>00176 {
<a name="l00177"></a>00177 <span class="comment">//if source is not from the application then ignore</span>
<a name="l00178"></a>00178 <span class="keywordflow">if</span>(e->source() == NULL)
<a name="l00179"></a>00179 <span class="keywordflow">return</span>;
<a name="l00180"></a>00180
<a name="l00181"></a>00181 <span class="comment">//if source of drop event is from this widget when user is attempting to</span>
<a name="l00182"></a>00182 <span class="comment">//rearrange subalbums, move currently selected item to</span>
<a name="l00183"></a>00183 <span class="comment">//approximately where the cursor is before rearranging items</span>
<a name="l00184"></a>00184 <span class="keywordflow">if</span>(e->source()->parentWidget() == <a class="code" href="classSubalbumPreviewWidget.html#8748f97702d263d6883efa8e221b35dd" title="parent icon view">parent</a>)
<a name="l00185"></a>00185 {
<a name="l00186"></a>00186 <span class="keywordflow">if</span>(e->pos().y() < (y() + (<a class="code" href="blur_8cpp.html#d12fc34ce789bce6c8a05d8a17138534">height</a>()/2)))
<a name="l00187"></a>00187 {
<a name="l00188"></a>00188 <a class="code" href="classSubalbumPreviewWidget.html#8748f97702d263d6883efa8e221b35dd" title="parent icon view">parent</a>->currentItem()->move(x(), y() - 1);
<a name="l00189"></a>00189 }
<a name="l00190"></a>00190 <span class="keywordflow">else</span>
<a name="l00191"></a>00191 {
<a name="l00192"></a>00192 <a class="code" href="classSubalbumPreviewWidget.html#8748f97702d263d6883efa8e221b35dd" title="parent icon view">parent</a>->currentItem()->move(x(), y() + (<a class="code" href="blur_8cpp.html#d12fc34ce789bce6c8a05d8a17138534">height</a>()/2) + 1);
<a name="l00193"></a>00193 }
<a name="l00194"></a>00194 }
<a name="l00195"></a>00195 <span class="comment">//else check to see if user dropped photo(s) on subalbum</span>
<a name="l00196"></a>00196 <span class="keywordflow">else</span>
<a name="l00197"></a>00197 {
<a name="l00198"></a>00198 <span class="comment">//if the source of the items is the current subalbum icon view and</span>
<a name="l00199"></a>00199 <span class="comment">//this is a different subalbum then</span>
<a name="l00200"></a>00200 <span class="comment">//move photos from that subalbum to this one</span>
<a name="l00201"></a>00201 <span class="keywordflow">if</span>(
<a name="l00202"></a>00202 !isSelected() &&
<a name="l00203"></a>00203 (
<a name="l00204"></a>00204 e->source()->parentWidget() ==
<a name="l00205"></a>00205 ((<a class="code" href="classLayoutWidget.html" title="Displays list of subalbums and a particular subalbum layout.">LayoutWidget</a>*)(<a class="code" href="classSubalbumPreviewWidget.html#8748f97702d263d6883efa8e221b35dd" title="parent icon view">parent</a>->parentWidget()->parentWidget()))->getSubalbum()->getPhotos()
<a name="l00206"></a>00206 )
<a name="l00207"></a>00207 )
<a name="l00208"></a>00208 {
<a name="l00209"></a>00209 <span class="comment">//iterate over all selected photos, inserting each</span>
<a name="l00210"></a>00210 <span class="comment">//into this subalbum, removing from old subalbum,</span>
<a name="l00211"></a>00211 <span class="comment">//and deleting old photo widgets</span>
<a name="l00212"></a>00212 <a class="code" href="classSubalbumWidget.html" title="Displays subalbum layout.">SubalbumWidget</a>* oldSubalbumWidget = ((<a class="code" href="classLayoutWidget.html" title="Displays list of subalbums and a particular subalbum layout.">LayoutWidget</a>*)(<a class="code" href="classSubalbumPreviewWidget.html#8748f97702d263d6883efa8e221b35dd" title="parent icon view">parent</a>->parentWidget()->parentWidget()))->getSubalbum();
<a name="l00213"></a>00213 <a class="code" href="classSubalbum.html" title="A subalbum contains photos.">Subalbum</a>* oldSubalbum = oldSubalbumWidget-><a class="code" href="classSubalbumWidget.html#c02ec35e2bcb4e2e76b545e316bb9333" title="returns a pointer to the backend subalbum">getSubalbum</a>();
<a name="l00214"></a>00214 <a class="code" href="classQIconViewItem.html">QIconViewItem</a>* current = oldSubalbumWidget-><a class="code" href="classSubalbumWidget.html#445ee3b90db7db75514990c6b1624077" title="Returns pointer to icon view.">getPhotos</a>()->firstItem();
<a name="l00215"></a>00215 <span class="keywordflow">while</span>(current != NULL)
<a name="l00216"></a>00216 {
<a name="l00217"></a>00217 <span class="comment">//found a selected photo</span>
<a name="l00218"></a>00218 <span class="keywordflow">if</span>(current->isSelected())
<a name="l00219"></a>00219 {
<a name="l00220"></a>00220 <span class="comment">//get pointer to photo</span>
<a name="l00221"></a>00221 <a class="code" href="classPhoto.html" title="A photo consists of a full size image, a smaller slide show image, a very small thumbnail...">Photo</a>* photo = ((<a class="code" href="classPhotoPreviewWidget.html" title="Displays photo thumbnail and description.">PhotoPreviewWidget</a>*)current)->getPhoto();
<a name="l00222"></a>00222
<a name="l00223"></a>00223 <span class="comment">//remove photo from that subalbum</span>
<a name="l00224"></a>00224 oldSubalbum-><a class="code" href="classSubalbum.html#77b6f10b6c8e2230185ae9a5c30c8300" title="Removes a specified photo without deleting the object.">photoMoved</a>(photo);
<a name="l00225"></a>00225
<a name="l00226"></a>00226 <span class="comment">//add photo to this subalbum</span>
<a name="l00227"></a>00227 <a class="code" href="classSubalbumPreviewWidget.html#75f315464ac61b38d1658aeaae37e106" title="Pointer to subalbum backend object.">subalbum</a>-><a class="code" href="classSubalbum.html#12db5ef063152af51a8ded94d7bee730" title="Adds a new photo to the Subalbum and appends it to the end, returns TRUE if successful...">addPhoto</a>(photo);
<a name="l00228"></a>00228
<a name="l00229"></a>00229 <span class="comment">//delete photo widget and rearrange photos</span>
<a name="l00230"></a>00230 <a class="code" href="classQIconViewItem.html">QIconViewItem</a>* temp = current;
<a name="l00231"></a>00231 current = current->nextItem();
<a name="l00232"></a>00232 <span class="keyword">delete</span> temp;
<a name="l00233"></a>00233 }
<a name="l00234"></a>00234 <span class="keywordflow">else</span>
<a name="l00235"></a>00235 {
<a name="l00236"></a>00236 current = current->nextItem();
<a name="l00237"></a>00237 }
<a name="l00238"></a>00238 } <span class="comment">//end while</span>
<a name="l00239"></a>00239
<a name="l00240"></a>00240 <span class="comment">//reannarge photos once all photos have been removed</span>
<a name="l00241"></a>00241 oldSubalbumWidget-><a class="code" href="classSubalbumWidget.html#445ee3b90db7db75514990c6b1624077" title="Returns pointer to icon view.">getPhotos</a>()->arrangeItemsInGrid();
<a name="l00242"></a>00242 }
<a name="l00243"></a>00243 }
<a name="l00244"></a>00244 }
<a name="l00245"></a>00245 <span class="comment">//==============================================</span>
<a name="l00246"></a><a class="code" href="classSubalbumPreviewWidget.html#a0c448cddc398a496c06eb86defee6ff">00246</a> <span class="keywordtype">bool</span> <a class="code" href="classSubalbumPreviewWidget.html#a0c448cddc398a496c06eb86defee6ff">SubalbumPreviewWidget::acceptDrop</a>( <span class="keyword">const</span> QMimeSource *)<span class="keyword"> const</span>
<a name="l00247"></a>00247 <span class="keyword"></span>{
<a name="l00248"></a>00248 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00249"></a>00249 }
<a name="l00250"></a>00250 <span class="comment">//==============================================</span>
<a name="l00251"></a><a class="code" href="classSubalbumPreviewWidget.html#500643c89fead042d4dfe5a081fec6ae">00251</a> <span class="keywordtype">int</span> <a class="code" href="classSubalbumPreviewWidget.html#500643c89fead042d4dfe5a081fec6ae">SubalbumPreviewWidget::compare</a> ( <a class="code" href="classQIconViewItem.html">QIconViewItem</a> * i )<span class="keyword"> const</span>
<a name="l00252"></a>00252 <span class="keyword"></span>{
<a name="l00253"></a>00253 <span class="keywordflow">if</span>(pos().y() >= i->pos().y())
<a name="l00254"></a>00254 { <span class="keywordflow">return</span> 1; }
<a name="l00255"></a>00255 <span class="keywordflow">else</span>
<a name="l00256"></a>00256 { <span class="keywordflow">return</span> -1; }
<a name="l00257"></a>00257 }
<a name="l00258"></a>00258 <span class="comment">//==============================================</span>
<a name="l00259"></a><a class="code" href="classSubalbumPreviewWidget.html#86e6f2aa6a9ab400eb709667c6f5c0c1">00259</a> QPixmap* <a class="code" href="classSubalbumPreviewWidget.html#86e6f2aa6a9ab400eb709667c6f5c0c1">SubalbumPreviewWidget::createSubalbumPixmap</a>( QString imageName )
<a name="l00260"></a>00260 {
<a name="l00261"></a>00261 <span class="comment">//load image</span>
<a name="l00262"></a>00262 QImage icon(imageName);
<a name="l00263"></a>00263
<a name="l00264"></a>00264 <span class="comment">//if null then bail immediately</span>
<a name="l00265"></a>00265 <span class="keywordflow">if</span>( icon.isNull() )
<a name="l00266"></a>00266 <span class="keywordflow">return</span> NULL;
<a name="l00267"></a>00267
<a name="l00268"></a>00268 <span class="comment">//----------------------------------------------</span>
<a name="l00269"></a>00269 <span class="comment">//resize image based on text properties. Find ideal hight</span>
<a name="l00270"></a>00270 QFontMetrics fm( qApp->font() );
<a name="l00271"></a>00271
<a name="l00272"></a>00272 <span class="comment">//ideal image height is two text lines, 1 pixel inbetween</span>
<a name="l00273"></a>00273 <span class="keywordtype">int</span> idealImageHeight = fm.leading() + 2*fm.height();
<a name="l00274"></a>00274
<a name="l00275"></a>00275 <span class="comment">//ideal image width assuming 4:3 aspect ratio</span>
<a name="l00276"></a>00276 <span class="keywordtype">int</span> idealImageWidth = (4 * idealImageHeight ) / 3;
<a name="l00277"></a>00277 <span class="comment">//----------------------------------------------</span>
<a name="l00278"></a>00278 <span class="comment">//resize image to fit within bounding rectangle, pad and center as necessary</span>
<a name="l00279"></a>00279 <span class="keywordtype">int</span> actualImageWidth = 0;
<a name="l00280"></a>00280 <span class="keywordtype">int</span> actualImageHeight = 0;
<a name="l00281"></a>00281 <a class="code" href="imageTools_8cpp.html#b6483215237a72d6b725adc644d40f0b" title="Computes scale of image dimensions while respecting aspect ratio, equivalent to a...">calcScaledImageDimensions</a>( icon.width(), icon.height(),
<a name="l00282"></a>00282 idealImageWidth, idealImageHeight,
<a name="l00283"></a>00283 actualImageWidth, actualImageHeight );
<a name="l00284"></a>00284
<a name="l00285"></a>00285 <span class="comment">//if off by one pixel fudge it so icon perfectly cenetered</span>
<a name="l00286"></a>00286 <span class="keywordflow">if</span>(actualImageHeight == idealImageHeight - 1)
<a name="l00287"></a>00287 {
<a name="l00288"></a>00288 actualImageHeight = idealImageHeight;
<a name="l00289"></a>00289 }
<a name="l00290"></a>00290
<a name="l00291"></a>00291 QImage scaledIcon= icon.smoothScale( actualImageWidth, actualImageHeight );
<a name="l00292"></a>00292 QImage* paddedScaledIcon = <span class="keyword">new</span> QImage(idealImageWidth, idealImageHeight, scaledIcon.depth());
<a name="l00293"></a>00293 paddedScaledIcon->setAlphaBuffer(<span class="keyword">true</span>);
<a name="l00294"></a>00294
<a name="l00295"></a>00295 <span class="comment">//make entire image transparent</span>
<a name="l00296"></a>00296 <span class="keywordtype">int</span> x, y;
<a name="l00297"></a>00297 <span class="keywordflow">for</span>(x=0; x< idealImageWidth; x++)
<a name="l00298"></a>00298 {
<a name="l00299"></a>00299 <span class="keywordflow">for</span>(y=0; y<idealImageHeight; y++)
<a name="l00300"></a>00300 {
<a name="l00301"></a>00301 paddedScaledIcon->setPixel(x,y, qRgba(255, 255, 255,0) );
<a name="l00302"></a>00302 }
<a name="l00303"></a>00303 }
<a name="l00304"></a>00304
<a name="l00305"></a>00305 <span class="comment">//paint image in center of padded region</span>
<a name="l00306"></a>00306 <span class="keywordtype">int</span> xDiff = idealImageWidth - actualImageWidth;
<a name="l00307"></a>00307 <span class="keywordtype">int</span> yDiff = idealImageHeight - actualImageHeight;
<a name="l00308"></a>00308 <span class="keywordtype">int</span> x2 = 0;
<a name="l00309"></a>00309 <span class="keywordflow">for</span>(x= xDiff/2; x < (xDiff/2) + actualImageWidth; x++)
<a name="l00310"></a>00310 {
<a name="l00311"></a>00311 <span class="keywordtype">int</span> y2 = 0;
<a name="l00312"></a>00312 <span class="keywordflow">for</span>(y= yDiff/2; y < (yDiff/2) + actualImageHeight; y++)
<a name="l00313"></a>00313 {
<a name="l00314"></a>00314 paddedScaledIcon->setPixel(x, y, scaledIcon.pixel(x2, y2));
<a name="l00315"></a>00315 y2++;
<a name="l00316"></a>00316 }
<a name="l00317"></a>00317 x2++;
<a name="l00318"></a>00318 }
<a name="l00319"></a>00319
<a name="l00320"></a>00320 <span class="comment">//clip corners if image takes up full width</span>
<a name="l00321"></a>00321 <span class="keywordflow">if</span>(xDiff == 0)
<a name="l00322"></a>00322 {
<a name="l00323"></a>00323 paddedScaledIcon->setPixel(0, 0, qRgba(255, 0,0,0) );
<a name="l00324"></a>00324 paddedScaledIcon->setPixel(idealImageWidth-1, 0, qRgba(255, 0,0,0) );
<a name="l00325"></a>00325 paddedScaledIcon->setPixel(0, idealImageHeight-1, qRgba(255, 0,0,0) );
<a name="l00326"></a>00326 paddedScaledIcon->setPixel(idealImageWidth-1, idealImageHeight-1, qRgba(255, 0,0,0) );
<a name="l00327"></a>00327 }
<a name="l00328"></a>00328
<a name="l00329"></a>00329 QPixmap* padddedScaledPix = <span class="keyword">new</span> QPixmap( paddedScaledIcon->width(), paddedScaledIcon->height() );
<a name="l00330"></a>00330 padddedScaledPix->convertFromImage( *paddedScaledIcon );
<a name="l00331"></a>00331 <span class="keyword">delete</span> paddedScaledIcon;
<a name="l00332"></a>00332 <span class="keywordflow">return</span> padddedScaledPix;
<a name="l00333"></a>00333 <span class="comment">//----------------------------------------------</span>
<a name="l00334"></a>00334 }
<a name="l00335"></a>00335 <span class="comment">//==============================================</span>
<a name="l00336"></a><a class="code" href="classSubalbumPreviewWidget.html#d8502c821aadb6889a47f93af7594026">00336</a> <span class="keywordtype">void</span> <a class="code" href="classSubalbumPreviewWidget.html#d8502c821aadb6889a47f93af7594026">SubalbumPreviewWidget::calcRect</a>( <span class="keyword">const</span> QString & text_ )
<a name="l00337"></a>00337 {
<a name="l00338"></a>00338 <span class="comment">//setup default dimensions</span>
<a name="l00339"></a>00339 <a class="code" href="classSubalbumPreviewWidget.html#d8502c821aadb6889a47f93af7594026">QIconViewItem::calcRect</a>( text_ );
<a name="l00340"></a>00340
<a name="l00341"></a>00341 <span class="comment">//update using init method</span>
<a name="l00342"></a>00342 <a class="code" href="classSubalbumPreviewWidget.html#0ad20b8f0912f09a77801e243aeaa00a">initializeItemRect</a>();
<a name="l00343"></a>00343 }
<a name="l00344"></a>00344 <span class="comment">//==============================================</span>
<a name="l00345"></a><a class="code" href="classSubalbumPreviewWidget.html#0ad20b8f0912f09a77801e243aeaa00a">00345</a> <span class="keywordtype">void</span> <a class="code" href="classSubalbumPreviewWidget.html#0ad20b8f0912f09a77801e243aeaa00a">SubalbumPreviewWidget::initializeItemRect</a>()
<a name="l00346"></a>00346 {
<a name="l00347"></a>00347 <span class="comment">//reset pixmap rect</span>
<a name="l00348"></a>00348 QRect pr = pixmapRect();
<a name="l00349"></a>00349 <span class="keywordtype">int</span> prWidth = pr.width();
<a name="l00350"></a>00350 <span class="keywordtype">int</span> prHeight = pr.height();
<a name="l00351"></a>00351 pr.setTopLeft( QPoint(3,3) );
<a name="l00352"></a>00352 pr.setBottomRight( QPoint(pr.left()+prWidth, pr.top()+prHeight) );
<a name="l00353"></a>00353 setPixmapRect( pr );
<a name="l00354"></a>00354
<a name="l00355"></a>00355 <span class="comment">//reset text rect</span>
<a name="l00356"></a>00356 <span class="keywordtype">int</span> textWidth = <a class="code" href="classSubalbumPreviewWidget.html#8748f97702d263d6883efa8e221b35dd" title="parent icon view">parent</a>-><a class="code" href="classSubalbumsIconView.html#de8d32f8aa60666a5b68835ce66a92a7">getTextWidth</a>();
<a name="l00357"></a>00357 QRect tr = textRect();
<a name="l00358"></a>00358 tr.setTop( pixmapRect().top() );
<a name="l00359"></a>00359 tr.setBottom( pixmapRect().bottom() );
<a name="l00360"></a>00360 tr.setLeft( pixmapRect().right() + 2 );
<a name="l00361"></a>00361 tr.setRight( tr.left() + textWidth );
<a name="l00362"></a>00362 setTextRect( tr );
<a name="l00363"></a>00363
<a name="l00364"></a>00364 <span class="comment">//reset item rect using pixmap and text rect dimensions</span>
<a name="l00365"></a>00365 <span class="keywordtype">int</span> itemW = 3 + pixmapRect().width() + (tr.left() - pr.right()) + textRect().width() + 3;
<a name="l00366"></a>00366 <span class="keywordtype">int</span> itemH = 3 + pixmapRect().height() + 3;
<a name="l00367"></a>00367 setItemRect( QRect( pixmapRect().left() - 3, pixmapRect().top() - 3, itemW, itemH ) );
<a name="l00368"></a>00368 }
<a name="l00369"></a>00369 <span class="comment">//==============================================</span>
<a name="l00370"></a><a class="code" href="classSubalbumPreviewWidget.html#74aabfe7713fa8b55df9ba7ccaeea27a">00370</a> <span class="keywordtype">void</span> <a class="code" href="classSubalbumPreviewWidget.html#74aabfe7713fa8b55df9ba7ccaeea27a">SubalbumPreviewWidget::setText</a> ( <span class="keyword">const</span> QString & text )
<a name="l00371"></a>00371 {
<a name="l00372"></a>00372 <a class="code" href="classSubalbumPreviewWidget.html#74aabfe7713fa8b55df9ba7ccaeea27a">QIconViewItem::setText</a>( <a class="code" href="guiTools_8cpp.html#a11db678e68ab73691473aa2d4ff8bfc" title="clip text to fit within numer of lines and max width">clipText</a>(text, 2, <a class="code" href="classSubalbumPreviewWidget.html#8748f97702d263d6883efa8e221b35dd" title="parent icon view">parent</a>-><a class="code" href="classSubalbumsIconView.html#de8d32f8aa60666a5b68835ce66a92a7">getTextWidth</a>()), <span class="keyword">false</span> );
<a name="l00373"></a>00373 }
<a name="l00374"></a>00374 <span class="comment">//==============================================</span>
<a name="l00375"></a><a class="code" href="classSubalbumPreviewWidget.html#822f8b2e6b208e5ce12c3c8c681eb7b4">00375</a> <span class="keywordtype">void</span> <a class="code" href="classSubalbumPreviewWidget.html#822f8b2e6b208e5ce12c3c8c681eb7b4">SubalbumPreviewWidget::setMousedOver</a>(<span class="keywordtype">bool</span> val)
<a name="l00376"></a>00376 {
<a name="l00377"></a>00377 <a class="code" href="classSubalbumPreviewWidget.html#869bf7720517b78f9b59353bcc2607ff" title="is the mouse over the widget">mousedOver</a> = val;
<a name="l00378"></a>00378 }
<a name="l00379"></a>00379 <span class="comment">//==============================================</span>
<a name="l00380"></a><a class="code" href="classSubalbumPreviewWidget.html#7edc1582ae3053a08cc2ac7f42485994">00380</a> QColor <a class="code" href="classSubalbumPreviewWidget.html#7edc1582ae3053a08cc2ac7f42485994">SubalbumPreviewWidget::blendColors</a>( QColor a, QColor <a class="code" href="jpegInternal_8h.html#f320905358fa78701e4cc60b6135601f">b</a>, <span class="keywordtype">double</span> alpha)
<a name="l00381"></a>00381 {
<a name="l00382"></a>00382 <span class="keywordtype">double</span> alpha2 = 1-alpha;
<a name="l00383"></a>00383 <span class="keywordflow">return</span> QColor( (<span class="keywordtype">int</span>)(alpha*a.red() + alpha2*b.red()),
<a name="l00384"></a>00384 (<span class="keywordtype">int</span>)(alpha*a.green() + alpha2*b.green()),
<a name="l00385"></a>00385 (<span class="keywordtype">int</span>)(alpha*a.blue() + alpha2*b.blue()) );
<a name="l00386"></a>00386 }
<a name="l00387"></a>00387 <span class="comment">//==============================================</span>
</pre></div></div>
<hr size="1"><address style="text-align: right;"><small>Generated on Sun Aug 23 02:34:27 2009 for AlbumShaper by
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distrib
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Mandriva
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media
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