From 16e8fad81f7ee6045990f48edc84542638bf07d7 Mon Sep 17 00:00:00 2001 From: llornkcor Date: Sun, 03 Nov 2002 17:59:00 +0000 Subject: added preferences dialog, and added slidshow --- (limited to 'noncore/multimedia/showimg/showimg.cpp') 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 @@ -24,7 +24,12 @@ #include "showimg.h" #include "ImageFileSelector.h" +#include "settingsdialog.h" + +#include + +#include #include #include #include @@ -49,12 +54,12 @@ -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()); } @@ -101,9 +106,10 @@ void ControlsDialog::accept() 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); @@ -149,6 +155,8 @@ void InfoDialog::displayInfo(const QString &caption, const QStringList text, QWi delete dlg; } +//=========================================================================== + ImagePane::ImagePane( QWidget *parent ) : QWidget( parent ) { @@ -229,11 +237,13 @@ ImageViewer::ImageViewer( QWidget *parent, const char *name, int wFlags ) 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 ); @@ -242,13 +252,18 @@ ImageViewer::ImageViewer( QWidget *parent, const char *name, int wFlags ) 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(); @@ -291,7 +306,11 @@ ImageViewer::ImageViewer( QWidget *parent, const char *name, int wFlags ) //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); @@ -336,11 +355,31 @@ ImageViewer::ImageViewer( QWidget *parent, const char *name, int wFlags ) 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 ); @@ -356,9 +395,52 @@ ImageViewer::~ImageViewer() 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; @@ -368,12 +450,9 @@ void ImageViewer::switchSizeToScreen() void ImageViewer::updateImage() { - if ( isSized ) - { + if ( isSized ) { imagePanel->setPixmap(pmScaled); - } - else - { + } else { imagePanel->setPixmap(pm); } } @@ -396,6 +475,7 @@ void ImageViewer::switchToFileSelector() menuBar->insertItem( tr("Options"), optionsMenuFile ); iconToolBar->hide(); imagePanel->disable(); + slideShow(false); } @@ -434,27 +514,43 @@ void ImageViewer::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() @@ -482,24 +578,35 @@ void ImageViewer::updateCaption( QString name ) 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(); @@ -619,17 +726,20 @@ void ImageViewer::resizeEvent( QResizeEvent * ) 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)); } @@ -637,6 +747,7 @@ void ImageViewer::rot90() { QImage oldimage; oldimage = image.convertDepth(32); +// matrix.rotate( -90.0 ); setImage(rotate(oldimage,Rotate90)); } @@ -645,6 +756,7 @@ void ImageViewer::rot270() QImage oldimage; oldimage = image.convertDepth(32); +// matrix.rotate(90.0); setImage(rotate(oldimage,Rotate270)); } @@ -654,8 +766,6 @@ void ImageViewer::blackAndWhite() viewMenuView->setItemEnabled(BLACKANDWHITE,false); setImage(toGray(image,false)); - - } void ImageViewer::displayControlsDialog() @@ -672,8 +782,7 @@ void ImageViewer::displayControlsDialog() 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); } @@ -707,6 +816,11 @@ void ImageViewer::normalView() } } +void ImageViewer::stopSlideShow() { + if (slideTimer->isActive()) + slideTimer->stop(); +} + void ImageViewer::fullScreen() { // Full-screen option @@ -1034,11 +1148,102 @@ QImage ImageViewer::rotate(QImage &img, RotateDirection r) } 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 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; +} -- cgit v0.9.0.2