1 files changed, 242 insertions, 37 deletions

diff --git a/noncore/multimedia/showimg/showimg.cpp b/noncore/multimedia/showimg/showimg.cpp
index d7d53ec..0fbffe7 100644
--- a/noncore/multimedia/showimg/showimg.cpp
+++ b/noncore/multimedia/showimg/showimg.cpp
@@ -1,550 +1,657 @@
 /**********************************************************************
 ** Copyright (C) 2000 Trolltech AS.  All rights reserved.
 **
 ** This file is part of Qtopia Environment.
 **
 ** This file may be distributed and/or modified under the terms of the
 ** GNU General Public License version 2 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 ** See http://www.trolltech.com/gpl/ for GPL licensing information.
 **
 ** Contact info@trolltech.com if any conditions of this licensing are
 ** not clear to you.
 **
 **********************************************************************/
 
 //
 // Full-screen and rotation options contributed by Robert Wittams <robert@wittams.com>
 //
 
 #include "showimg.h"
 #include "ImageFileSelector.h"
+#include "settingsdialog.h"
+
            
+#include <opie/ofiledialog.h>
+
+#include <qpe/qpeapplication.h>
 #include <qpe/config.h>
 #include <qpe/resource.h>
 #include <qpe/fileselector.h>
 #include <qpe/applnk.h>
 #include <qfileinfo.h>
 #include <math.h>
 #include <qpe/qpemenubar.h>
 #include <qwidgetstack.h>
 #include <qpe/qpetoolbar.h>
 #include <qaction.h>
 #include <qfiledialog.h>
 #include <qmessagebox.h>
 #include <qpopupmenu.h>
 #include <qscrollview.h>
 #include <qlabel.h>
 #include <qpainter.h>
 #include <qkeycode.h>
 #include <qapplication.h>
 #include <qclipboard.h>
 #include <qtimer.h>
 #include <qspinbox.h>
 
 
 
-ControlsDialog::ControlsDialog(const QString &caption,QImage image,int *brightness,QWidget *parent):QDialog(parent,0,true)
+ControlsDialog::ControlsDialog(const QString &caption,QImage image,int *brightness,QWidget *parent)
+        : QDialog(parent,0,true)
 {
     setCaption(caption);
 
-    if ( parent )
-    {
+    if ( parent )  {
         setPalette(parent->palette());
     }
 
     b=brightness;
     img=image;
 
     setMinimumSize(140,80);
 
     QGridLayout  *gl= new QGridLayout(this,2,2,4,4);
 
     pixmap =new ImageWidget(this);;
     QPixmap pm;
     pm.convertFromImage(img);
     pixmap->setPixmap(pm);
     pixmap->setMinimumSize(pm.width(),pm.height());
     gl->addMultiCellWidget(pixmap,0,0,0,2,AlignCenter); 
     QLabel *l=new QLabel(tr("Brightness")+":",this);
     gl->addWidget(l,1,0,AlignLeft);       
     spb=new QSpinBox(-100,100,2,this); 
     gl->addWidget(spb,1,1,AlignRight); 
 
     spb->setValue(0);
 
     connect(spb,SIGNAL(valueChanged(int)),this, SLOT(bValueChanged(int)));
 
 }
 
 void ControlsDialog::bValueChanged(int value)
 {
     QImage nImage=img;
     nImage.detach();
     ImageViewer::intensity(nImage, (float)value/100);
     QPixmap pm;
     pm.convertFromImage(nImage);
     pixmap->setPixmap(pm);
     pixmap->repaint(false);
 
 
 }
 
 void ControlsDialog::accept()
 {
     *b=spb->value();    
     done(1);
 }
 
+//===========================================================================
 
-
-InfoDialog::InfoDialog(const QString &caption, const QStringList text,QWidget *parent):QDialog(parent,0,true)
+InfoDialog::InfoDialog(const QString &caption, const QStringList text,QWidget *parent)
+        : QDialog(parent,0,true)
 {
     setCaption(caption);
 
     if ( parent )
     {
         setPalette(parent->palette());
     }
 
     const char *labels[]={"File Name","Format","File Size","Size","Colors","Alpha"};
 
     setMinimumSize(180,80);
     int num=ImageViewer::LAST+1;
     if ( text[ImageViewer::ALPHA].isEmpty() )
         num--;
     QGridLayout  *gl= new QGridLayout(this,num,2,4,2);
     QLabel *l;
     int count=0;
     for ( int i=0;i<num;i++ )
     {
         if ( i==1 )
         {
             QFrame *frm=new QFrame(this);
             frm->setFrameStyle(QFrame::HLine|QFrame::Sunken);
             gl->addMultiCellWidget(frm,i,i,0,1);            
         }
         else
         {
             l=new QLabel(tr(labels[count])+":",this);
             gl->addWidget(l,i,0,AlignLeft);        
             l=new QLabel(text[count],this);
             gl->addWidget(l,i,1,AlignRight);
             count++;
         }
 
     } 
 
 }
 
 void InfoDialog::displayInfo(const QString &caption, const QStringList text, QWidget *parent)
 {
     InfoDialog *dlg=new InfoDialog(caption,text,parent);
     dlg->exec();
     delete dlg;
 } 
 
+//===========================================================================
+
 
 ImagePane::ImagePane( QWidget *parent ) : QWidget( parent )
 {
     vb = new QVBoxLayout( this );
 
     image = new QScrollView(this,0,WResizeNoErase|WNorthWestGravity);
     pic=new ImageWidget(image);
     image->addChild(pic);
 
     connect(pic, SIGNAL( clicked() ), this, SLOT( imageClicked() ));
 
     vb->addWidget( image );
 
 }
 
 void ImagePane::setPixmap( const QPixmap &pm )
 {
     pic->setPixmap( pm );
     pic->resize(pm.width(),pm.height());
     image->updateScrollBars ();
     pic->repaint(false);
 }
 
 void ImagePane::imageClicked()
 {
     emit clicked();
 }
 //===========================================================================
 /*
   Draws the portion of the scaled pixmap that needs to be updated
 */
 
 void ImageWidget::paintEvent( QPaintEvent *e )
 {
     QPainter painter(this);
 
     painter.setClipRect(e->rect());
     painter.fillRect(0,0,width(),height(),QColor(0,0,0));
 
     if ( pixmap.size() != QSize( 0, 0 ) )
     { // is an image loaded?
         painter.drawPixmap((width() - pixmap.width()) / 2, (height() - pixmap.height()) / 2, pixmap);
     }
 }
 
 void ImageWidget::mouseReleaseEvent(QMouseEvent *)
 {
     emit clicked();
 }
 
 //===========================================================================
 
 ImageViewer::ImageViewer( QWidget *parent, const char *name, int wFlags )
 : QMainWindow( parent, name, wFlags ), filename( 0 ),  bFromDocView( FALSE )
 {
     setCaption( tr("Image Viewer") );
     setIcon( Resource::loadPixmap( "ImageViewer" ) );
 
 
     Config cfg("Image Viewer");
     cfg.setGroup("Image Viewer");
 
     showThumbView=cfg.readBoolEntry("ShowThumbnails",false);
     isSized=cfg.readBoolEntry("SizeToScreen",true);
 
     isFullScreen = FALSE;
 
     setToolBarsMovable( FALSE );
 
     toolBar = new QPEToolBar( this );
     toolBar->setHorizontalStretchable( TRUE );
 
     menuBar = new QPEMenuBar( toolBar );
 
     current=menuBar;
 
 
 
     fileMenuFile = new QPopupMenu(this);
     //menuBarmenubarFile->insertItem( tr("File"), fileMenu );
-    fileMenuFile->insertItem(tr("Open"), this, SLOT(openFile()), 0);
+    fileMenuFile->insertItem(tr("Open"),
+                            this, SLOT(openFile()), 0);
 
     viewMenuFile = new QPopupMenu( this );
     //menubarFile->insertItem( tr("View"), viewMenu );    
-    viewMenuFile->insertItem( tr("Thumbnail View"), this, SLOT(switchThumbView()), 0, SHOW_THUMBNAILS );
+    viewMenuFile->insertItem( tr("Thumbnail View"),
+                              this, SLOT(switchThumbView()), 0, SHOW_THUMBNAILS );
     
     viewMenuFile->setItemChecked ( SHOW_THUMBNAILS, showThumbView ); 
 
 
 
 
     optionsMenuFile = new QPopupMenu( this);
     //menubarFile->insertItem( tr("Options"),optionsMenu );
-    optionsMenuFile->insertItem( tr("Slideshow") );
-    optionsMenuFile->insertSeparator();
-    optionsMenuFile->insertItem( tr("Preferences.."));
-    optionsMenuFile->insertItem( tr("Help"));
-
+    slideAction = new QAction( tr( "Slide show" ), Resource::loadIconSet( "slideshow" ),
+                               QString::null, 0, this, 0 );
+    slideAction->setToggleAction( TRUE );
+    connect( slideAction, SIGNAL( toggled(bool) ), this, SLOT( slideShow(bool) ) );
+    slideAction->addTo( optionsMenuFile);
+//     slideAction->addTo( toolBar );
 
 
+//     optionsMenuFile->insertItem( tr("Slideshow") );
+    optionsMenuFile->insertSeparator();
+    optionsMenuFile->insertItem( tr("Preferences.."), this, SLOT(settings()), 0);
+//    optionsMenuFile->insertItem( tr("Help"), this, SLOT(help()), 0);
 
     QStrList fmt = QImage::outputFormats();
 
 
     fileMenuView = new QPopupMenu( this );
     //menubarView->insertItem( tr("File"),fileMenu );    
     fileMenuView->insertItem( tr("Image Info ..."),this, SLOT(displayInfoDialog()),0 );
     fileMenuView->insertSeparator();    
 
     viewMenuView = new QPopupMenu(this );
     viewMenuView->setCheckable ( true ); 
 
     //menubarView->insertItem( tr("View"),viewMenu ); 
     viewMenuView->insertItem(tr("Horizontal flip"), this, SLOT(hFlip()), 0);
     viewMenuView->insertItem(tr("Vertical flip"), this, SLOT(vFlip()), 0);
 
     stack = new QWidgetStack( this );
     stack->setSizePolicy( QSizePolicy( QSizePolicy::Expanding, QSizePolicy::Expanding ) );
     setCentralWidget( stack );
 
 
     imagePanel = new ImagePane( stack );    
     connect(imagePanel, SIGNAL(clicked()), this, SLOT(normalView()));
 
 
     ImageFileSelector::CURRENT_VIEW cv;
     if(showThumbView)
         cv=ImageFileSelector::THUMBNAIL;
     else
         cv=ImageFileSelector::DETAILED;
 
     qDebug("cv = %d",cv);
 
     fileSelector = new ImageFileSelector( cv,stack, "fs");    
    
     //switchThumbView();
     
 
     //fileSelector = new ImageFileSelector("image/*", stack, "fs");
     //fileSelector->setNewVisible(FALSE);
     //fileSelector->setCloseVisible(FALSE);
     connect( fileSelector, SIGNAL( closeMe() ), this, SLOT( closeFileSelector() ) );
-    connect( fileSelector, SIGNAL( fileSelected( const DocLnk &) ), this, SLOT( openFile( const DocLnk & ) ) );
+    connect( fileSelector, SIGNAL( fileSelected( const DocLnk &) ),
+             this, SLOT( openFile( const DocLnk & ) ) );
+
+    imageList = fileSelector->fileList();
+    slideAction->setEnabled( imageList.count() != 0);
 
     iconToolBar = new QPEToolBar(this);
 
     QAction *a;
 
     a = new QAction( tr( "Open ..." ), Resource::loadPixmap( "fileopen" ), QString::null, 0, this, 0 );
     connect( a, SIGNAL( activated() ), this, SLOT( open() ) );
     a->addTo( fileMenuView);
     a->addTo( iconToolBar );    
 
 
     a = new QAction( tr( "Rotate 90"), Resource::loadPixmap( "rotate90" ), QString::null, 0, this, 0);
     connect( a, SIGNAL( activated() ), this, SLOT( rot90() ) );
     a->addTo( iconToolBar );
     a->addTo( viewMenuView );
 
     a = new QAction( tr( "Rotate 180" ), Resource::loadPixmap( "repeat" ), QString::null, 0, this, 0 );
     connect( a, SIGNAL( activated() ), this, SLOT( rot180() ) );
     a->addTo( iconToolBar );
     a->addTo( viewMenuView );
 
 
     a = new QAction( tr( "Rotate 270"), Resource::loadPixmap( "rotate270" ), QString::null, 0, this, 0);
     connect( a, SIGNAL( activated() ), this, SLOT( rot270() ) );
     //a->addTo( iconToolBar );
     a->addTo( viewMenuView );
 
 
 
     viewMenuView->insertSeparator();
     viewMenuView->insertItem(tr("Brightness ..."), this, SLOT(displayControlsDialog()), 0);
     viewMenuView->insertItem(tr("Black And White"), this, SLOT(blackAndWhite()), 0,BLACKANDWHITE);
     viewMenuView->insertSeparator();
 
 
     sss = new QAction( tr( "Scale to Screen"), Resource::loadPixmap( "scale" ), QString::null, 0, this, 0,true);
     connect( sss, SIGNAL( activated() ), this, SLOT( switchSizeToScreen() ) );
     sss->addTo( iconToolBar );
     sss->addTo( viewMenuView );
 
     sss->setOn(isSized);    
     viewMenuView->insertSeparator();
 
 
-    a = new QAction( tr( "Fullscreen" ), Resource::loadPixmap( "fullscreen" ), QString::null, 0, this, 0 );
+    a = new QAction( tr( "Fullscreen" ), Resource::loadPixmap( "fullscreen" ),
+                     QString::null, 0, this, 0 );
     connect( a, SIGNAL( activated() ), this, SLOT( fullScreen() ) );
     a->addTo( iconToolBar );
     a->addTo( viewMenuView);
 
+    a = new QAction( tr( "Stop Slideshow" ), Resource::loadPixmap( "quit_icon" ),
+                     QString::null, 0, this, 0 );
+    connect( a, SIGNAL( activated() ), this, SLOT( stopSlideShow() ) );
+    a->addTo( iconToolBar );
+    a->addTo( viewMenuView);
+
+
+    Config config( "ImageViewer" );
+    config.setGroup( "SlideShow" );
+    slideDelay = config.readNumEntry( "Delay", 2);
+    slideRepeat = config.readBoolEntry( "Repeat", FALSE );
+    slideReverse = config.readBoolEntry("Reverse", FALSE);
+
+    config.setGroup("Default");
+    rotateOnLoad = config.readBoolEntry("Rotate", FALSE);
+    fastLoad = config.readBoolEntry("FastLoad", TRUE);
+    slideTimer = new QTimer( this );
+    connect( slideTimer, SIGNAL(timeout()), this, SLOT(slideUpdate()) );
+
     switchToFileSelector();
 
     setMouseTracking( TRUE ); 
 
     
 }
 
 ImageViewer::~ImageViewer()
 {
     Config cfg("Image Viewer");
     cfg.setGroup("Image Viewer");
     
     cfg.writeEntry("ShowThumbnails",(int)showThumbView);
     cfg.writeEntry("SizeToScreen",(int)isSized);
 
+    cfg.setGroup( "SlideShow" );
+    cfg.writeEntry( "Delay", slideDelay);
+    cfg.writeEntry( "Repeat", slideRepeat );
+    cfg.writeEntry("Reverse",  slideReverse);
+
+    cfg.setGroup("Default");
+    cfg.writeEntry("Rotate", rotateOnLoad);
+    cfg.writeEntry("FastLoad", fastLoad);
+
     delete imagePanel; // in case it is fullscreen
 }
 
+void ImageViewer::help() {
+
+}
+
+
+void ImageViewer::settings()
+{
+    SettingsDialog dlg( this, 0, TRUE );
+    dlg.setDelay( slideDelay );
+    dlg.setRepeat( slideRepeat );
+    dlg.setReverse( slideReverse );
+    dlg.setRotate(rotateOnLoad);
+    dlg.setFastLoad(fastLoad);
+
+    if ( QPEApplication::execDialog(&dlg) == QDialog::Accepted ) {
+        qDebug("<<<<<<<<<<<<<<<<<<<<>>>>>>>>>>>>>>>>>>>");
+        slideDelay = dlg.delay();
+        slideRepeat = dlg.repeat();
+        slideReverse = dlg.reverse();
+        rotateOnLoad = dlg.rotate();
+        fastLoad = dlg.fastLoad();
+
+        Config config( "ImageViewer" );
+        config.setGroup( "SlideShow" );
+        config.writeEntry( "Delay", slideDelay );
+        config.writeEntry( "Repeat", slideRepeat );
+        config.writeEntry("Reverse", slideReverse);
+
+        config.setGroup("Default");
+        config.writeEntry("Rotate", rotateOnLoad);
+        config.writeEntry("FastLoad", fastLoad);
+    }
+}
+
 void ImageViewer::switchSizeToScreen()
 {
     isSized=!isSized;
     sss->setOn(isSized);
     updateImage();
 }
 
 void ImageViewer::updateImage()
 {
-    if ( isSized )
-    {
+    if ( isSized ) {
         imagePanel->setPixmap(pmScaled);
-    }
-    else
-    {
+    } else {
         imagePanel->setPixmap(pm);
     }
 }
 
 void ImageViewer::switchThumbView()
 {
 
     showThumbView=!showThumbView;
     viewMenuFile->setItemChecked ( SHOW_THUMBNAILS, showThumbView );
     fileSelector->switchView();
     
 }
 
 void ImageViewer::switchToFileSelector()
 {
     stack->raiseWidget(fileSelector);
     menuBar->clear();
     menuBar->insertItem( tr("File"), fileMenuFile );
     menuBar->insertItem( tr("View"), viewMenuFile );
     menuBar->insertItem( tr("Options"), optionsMenuFile );
     iconToolBar->hide();
     imagePanel->disable();
+    slideShow(false);
 
 }
 
 void ImageViewer::switchToImageView()
 {
     stack->raiseWidget(imagePanel);
 
     menuBar->clear();
     menuBar->insertItem( tr("File"), fileMenuView );
     menuBar->insertItem( tr("View"), viewMenuView );
     viewMenuView->setItemEnabled(BLACKANDWHITE,true);
     iconToolBar->show();
 
     imagePanel->setPosition(0,0);
 
 }
 
 
 void ImageViewer::setDocument(const QString& fileref)
 {
     delayLoad = fileref;
     switchToImageView();    
     QTimer::singleShot( 0, this, SLOT(doDelayedLoad()) );
 }
 
 void ImageViewer::doDelayedLoad()
 {
     show(delayLoad);
 }
 
 void ImageViewer::show()
 {
     normalView();
     QMainWindow::show();
 }
 
 void ImageViewer::show(const QString& fileref)
 {
+//    qDebug("Show "+fileref);
     bFromDocView = TRUE;
     closeFileSelector();
     DocLnk link(fileref);
-    if ( link.isValid() )
-    {
+    if ( link.isValid() ) {
         openFile(link);
-    }
-    else
-    {
+    } else {
         filename = fileref;
         updateCaption( fileref );
         loadImage( fileref );
     }
 }
 
-void ImageViewer::openFile( const DocLnk &file )
+void ImageViewer::openFile() {
+    MimeTypes types;
+    QStringList image;
+    image << "image/*";
+    types.insert("Images",  image);
+    
+    QString str = OFileDialog::getOpenFileName( 1,QPEApplication::documentDir(),"", types, 0 );
+    DocLnk link(str);
+    if ( link.isValid() )
+        openFile(link);
+
+}
+
+void ImageViewer::openFile( const DocLnk &link )
 {
     closeFileSelector();
-    DocLnk link(file);
+//    DocLnk link(file);
+    qDebug("open "+link.name());
     updateCaption( link.name() );
     loadImage( link.file() );
+    if (slideTimer->isActive()) {
+        slideTimer->start(slideDelay * 1000, FALSE);
+    }
+    
 }
 
 void ImageViewer::open()
 {
     switchToFileSelector();
 }
 
 void ImageViewer::closeFileSelector()
 {
     switchToImageView();    
 }
 
 void ImageViewer::updateCaption( QString name )
 {
     int sep = name.findRev( '/' );
     if ( sep >= 0 )
         name = name.mid( sep+1 );
     setCaption( name + tr(" - Image Viewer") );
 }
 
 /*
   This function loads an image from a file.
 */
 
 void ImageViewer::loadImage( const char *fileName )
 {
     filename = fileName;
-    if ( filename )
-    {
+    if ( filename )  {
         QApplication::setOverrideCursor( waitCursor ); // this might take time
         //imagePanel->statusLabel()->setText( tr("Loading image...") );
         qApp->processEvents();
         bool ok = image.load(filename, 0); 
-        if ( ok )
-        {
+        if ( ok ) {
             ok = reconvertImage();
             updateImageInfo(filename);
         }
-        if ( !ok )
-        {
+        if ( !ok ) {
             pm.resize(0,0);             // couldn't load image
             update();
         }
         QApplication::restoreOverrideCursor();  // restore original cursor
     }
+
+//    fastLoad ? ", Fast" : "",
+//    fastLoad ? QMAX(imagewidth/maxsize, imageheight/maxsize) : 1);
+
+  
+//    matrix.reset();
+    rotated90 = FALSE;
+
+    if (rotateOnLoad) {
+        rotated90 = TRUE;
+        rot90();      
+//        matrix.rotate( -90.0 );
+    }
+    
     switchToImageView();
     updateImage();
 
 }
 
 bool ImageViewer::loadSelected()
 {
     bool ok = false;
     if ( stack->visibleWidget() == fileSelector )
     {
         const DocLnk *link = fileSelector->selected();
         if ( link )
         {
             if ( link->file() != filename )
             {
                 updateCaption( link->name() );
                 filename = link->file();
                 qApp->processEvents();
                 ok = image.load(filename, 0);                    
                 if ( ok )
                 {
                     updateImageInfo(filename);                    
                     ok = reconvertImage();
                 }
                 if ( !ok )
                     pm.resize(0,0);
             }
         }
     }
     if ( !image.isNull() )
     {
         ok = true;
         closeFileSelector();
     }
 
     return ok;
 }
 
 bool ImageViewer::reconvertImage()
 {
     bool success = FALSE;
 
     if ( image.isNull() ) return FALSE;
 
     QApplication::setOverrideCursor( waitCursor ); // this might take time
     if ( pm.convertFromImage(image /*, conversion_flags */ ) )
     {
         pmScaled = QPixmap();
@@ -574,184 +681,191 @@ int ImageViewer::calcHeight()
 */
 void ImageViewer::scale()
 {
     int h = calcHeight();
     if ( image.isNull() ) return;
 
     QApplication::setOverrideCursor( waitCursor ); // this might take time
     if ( imagePanel->paneWidth() == pm.width() && h == pm.height() )
     { // no need to scale if widget
         pmScaled = pm;              // size equals pixmap size
     }
     else
     {
         double hs = (double)h / (double)image.height();
         double ws = (double)imagePanel->paneWidth() / (double)image.width();
         double scaleFactor = (hs > ws) ? ws : hs;
         int smoothW = (int)(scaleFactor * image.width());
         int smoothH = (int)(scaleFactor * image.height());
 
         pmScaled.convertFromImage( image.smoothScale( smoothW, smoothH ) /*, conversion_flags */ );
     }
     QApplication::restoreOverrideCursor();  // restore original cursor
 }
 
 /*
   The resize event handler, if a valid pixmap was loaded it will call
   scale() to fit the pixmap to the new widget size.
 */
 
 void ImageViewer::resizeEvent( QResizeEvent * )
 {
 
     if ( pm.size() == QSize( 0, 0 ) )       // we couldn't load the image
         return;
 
     int h = calcHeight();
 
     if ( imagePanel->paneWidth() != pmScaled.width() || h != pmScaled.height() )
     {                       // if new size,
         scale();                // scale pmScaled to window
     }
     if ( image.hasAlphaBuffer() )
         erase();
 }
 
 
 void ImageViewer::hFlip()
 {
+//    matrix.scale( -1.0, 1.0 );
+    
     setImage(image.mirror(TRUE,FALSE));
 }
 
 void ImageViewer::vFlip()
 {
+//    matrix.scale( 1.0, -1.0 );
     setImage(image.mirror(FALSE,TRUE));
 }
 
 void ImageViewer::rot180()
 {
-
+//    matrix.rotate( 180.0 );
     setImage(image.mirror(TRUE,TRUE));
 }
 
 void ImageViewer::rot90()
 {
     QImage oldimage;
     oldimage = image.convertDepth(32);
+//    matrix.rotate( -90.0 );
     setImage(rotate(oldimage,Rotate90));
 
 }
 void ImageViewer::rot270()
 {
 
     QImage oldimage;
     oldimage = image.convertDepth(32);
+//    matrix.rotate(90.0);
     setImage(rotate(oldimage,Rotate270));
 
 }
 
 void ImageViewer::blackAndWhite()
 {
 
     viewMenuView->setItemEnabled(BLACKANDWHITE,false);
     setImage(toGray(image,false));
-
-
 }
 
 void ImageViewer::displayControlsDialog()
 {
     int w=80;
     int h=w;
     QImage small;
 
     if ( image.width()<w ||image.height()<h )
         small=image.smoothScale(w,h);
     else
         small=image.copy(0,0,w,h);
 
     int newB=0;
     ControlsDialog *dlg=new ControlsDialog("Image Viewer",small,&newB,this);
     dlg->exec();
-    if ( newB )
-    {
+    if ( newB ) {
         intensity(image,(float)newB/100);
         setImage(image);
     }
 
 }
 
 
 void ImageViewer::displayInfoDialog()
 {
 
     QStringList ls;
 
     for ( int i=0;i<LAST;i++ )
         ls.append(imageInfo[i]);
 
     InfoDialog::displayInfo("Image Viewer",ls,this);
 }
 void ImageViewer::normalView()
 {
     if ( !imagePanel->parentWidget() )
     {
 
         isFullScreen = FALSE;
         stack->addWidget( imagePanel, 1 );
         switchToImageView();                
         if ( isSized )
             scale();
 
         updateImage();
 
     }
 }
 
+void ImageViewer::stopSlideShow() {
+    if (slideTimer->isActive())
+    slideTimer->stop();
+}
+
 void ImageViewer::fullScreen()
 {
     // Full-screen option
     // contributed by Robert Wittams <robert@wittams.com>
     if ( imagePanel->parentWidget() && loadSelected() )
     {
         isFullScreen = TRUE;
         imagePanel->reparent(0,QPoint(0,0));
         imagePanel->resize(qApp->desktop()->width(), qApp->desktop()->height());
 
         if ( isSized )
             scale();
         updateImage();
         imagePanel->showFullScreen();
     }
 }
 
 void ImageViewer::setImage(const QImage& newimage)
 {
     image = newimage;
     reconvertImage();
     updateImage();    
 }
 
 void ImageViewer::updateImageInfo(QString &filePath)
 {
 
     for ( int i=0;i<LAST;i++ )
     {
         imageInfo[i]="";
     }
 
     imageInfo[FORMAT]=QImage::imageFormat (filePath );
     QFileInfo fi(filePath);
     imageInfo[PATH]=fi.fileName(); 
     imageInfo[FILE_SIZE]=QString::number(fi.size())+" (bytes)";
     QString message("%1x%2");
     imageInfo[SIZE]=QString("%1x%2");
     imageInfo[SIZE]=imageInfo[SIZE].arg(image.width()).arg(image.height());
     if ( image.numColors() > 0 )
     {
         imageInfo[COLORS]=tr("%1 colors").arg(image.numColors());
     }
     else if ( image.depth() >= 16 )
     {
         imageInfo[COLORS]=tr(" True color");
     }
     if ( image.hasAlphaBuffer() )
@@ -989,56 +1103,147 @@ QImage  ImageViewer::rotate(QImage &img, RotateDirection r)
                 {
                     srcData = (unsigned char *)img.scanLine(y);
                     for ( x=0; x < img.width(); ++x )
                     {
                         destData = (unsigned char *)dest.scanLine(x);
                         destData[img.height()-y-1] = srcData[x];
                     }
                 }
                 break;
             case Rotate180:
                 dest.create(img.width(), img.height(), img.depth());
                 dest.setNumColors(img.numColors());
                 srcTable = (unsigned int *)img.colorTable();
                 destTable = (unsigned int *)dest.colorTable();
                 for ( x=0; x < img.numColors(); ++x )
                     destTable[x] = srcTable[x];
                 for ( y=0; y < img.height(); ++y )
                 {
                     srcData = (unsigned char *)img.scanLine(y);
                     destData = (unsigned char *)dest.scanLine(img.height()-y-1);
                     for ( x=0; x < img.width(); ++x )
                         destData[img.width()-x-1] = srcData[x];
                 }
                 break;
             case Rotate270:
                 dest.create(img.height(), img.width(), img.depth());
                 dest.setNumColors(img.numColors());
                 srcTable = (unsigned int *)img.colorTable();
                 destTable = (unsigned int *)dest.colorTable();
                 for ( x=0; x < img.numColors(); ++x )
                     destTable[x] = srcTable[x];
                 for ( y=0; y < img.height(); ++y )
                 {
                     srcData = (unsigned char *)img.scanLine(y);
                     for ( x=0; x < img.width(); ++x )
                     {
                         destData = (unsigned char *)dest.scanLine(img.width()-x-1);
                         destData[y] = srcData[x];
                     }
                 }
                 break;
             default:
                 dest = img;
                 break;
         }
 
     }
     return (dest);
+}
+
+void ImageViewer::slideShow( bool on )
+{
+    if (on) {
+        if (!imageList.isEmpty()) {
+            slideTimer->start(slideDelay * 1000, FALSE);
+            filename = "";    // force restart
+            slideReverse ? prevImage() : nextImage();
+        }
+    } else {
+        slideTimer->stop();
+        slideAction->setOn( false);
+    }
+}
+
+void ImageViewer::slideUpdate()
+{
+    bool final_image = slideReverse ? prevImage() : nextImage();
+
+    if (final_image && !slideRepeat) {
+        slideTimer->stop();
+        slideAction->setOn(FALSE);
+    }
+}
 
+//
+// Display the image after the current one in the image list.
+// Return TRUE if the next call to nextImage() will wrap around to the
+// first image in the list (ie. we're now viewing the last image in the list).
+//
+bool ImageViewer::nextImage(void)
+{
+    int idx = 0;
+
+    if (imageList.count() > 0) {
+        idx = imageIndex();
+        if (idx != -1) {
+            if (idx == int(imageList.count() - 1)) {
+                idx = 0;
+            } else {
+                idx++;
+            }
+        } else {
+            idx = 0;
+        }
+        openFile(imageList[idx]);
+    }
 
+    return idx == int(imageList.count() - 1) ? TRUE : FALSE;
 }
 
+//
+// Display the image preceeding the current one in the image list.
+// Return TRUE if the next call to prevImage() will wrap around to the last
+// image in the list (ie. we're now viewing the first image in the list).
+//
+bool ImageViewer::prevImage(void)
+{
+    int idx = -1;
+
+    if (imageList.count() > 0) {
+        idx = imageIndex();
+        if (idx != -1) {
+            if (idx == 0) {
+                idx = imageList.count() - 1;
+            } else {
+                idx--;
+            }
+        } else {
+            idx = imageList.count() - 1;
+        }
+        openFile(imageList[idx]);
+    }
 
+    return idx == 0 ? TRUE : FALSE;
+}
 
+//
+// Return the index into the imageList of the currently viewed
+// image (ie. ImageViewer::filename in ImageViewer::imageList).
+//
+int ImageViewer::imageIndex(void)
+{
+    QValueListConstIterator<DocLnk> i;
+    int index;
 
+    if (imageList.count() == 0) {
+        return -1;
+    }
 
+    for (index = 0, i = imageList.begin(); i != imageList.end(); ++i, index++) {
+        if ((*i).file() == filename) {
+            return index;
+        }
+    }
+
+    return -1;
+}