diff options
Diffstat (limited to 'kipi-plugins/slideshow/plugin_slideshow.cpp')
| -rw-r--r-- | kipi-plugins/slideshow/plugin_slideshow.cpp | 267 |
1 files changed, 267 insertions, 0 deletions
diff --git a/kipi-plugins/slideshow/plugin_slideshow.cpp b/kipi-plugins/slideshow/plugin_slideshow.cpp new file mode 100644 index 0000000..3043893 --- /dev/null +++ b/kipi-plugins/slideshow/plugin_slideshow.cpp @@ -0,0 +1,267 @@ +/* ============================================================ + * + * This file is a part of kipi-plugins project + * http://www.kipi-plugins.org + * + * Date : 2003-01-31 + * Description : a kipi plugin to slide images. + * + * Copyright (C) 2006-2007 by Valerio Fuoglio <valerio dot fuoglio at gmail dot com> + * Copyright (C) 2003-2005 by Renchi Raju <renchi@pooh.tam.uiuc.edu> + * + * This program is free software; you can redistribute it + * and/or modify it under the terms of the GNU General + * Public License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * ============================================================ */ + +// C Ansi includes. + +extern "C" +{ +#include <sys/time.h> +} + +// C++ includes. + +#include <ctime> +#include <cstdlib> + +// Qt includes. + +#include <qvaluelist.h> +#include <qpair.h> +#include <qstringlist.h> + + // KDE includes. + +#include <klocale.h> +#include <kaction.h> +#include <kapplication.h> +#include <kgenericfactory.h> +#include <klibloader.h> +#include <kconfig.h> +#include <kdebug.h> +#include <kmessagebox.h> + +// Lib KIPI includes. + +#include <libkipi/interface.h> +#include <libkipi/imagecollection.h> + +// Local includes. + +#include "slideshow.h" +#include "slideshowgl.h" +#include "slideshowkb.h" +#include "slideshowconfig.h" +#include "plugin_slideshow.h" +#include "plugin_slideshow.moc" + +typedef KGenericFactory<Plugin_SlideShow> Factory; + +K_EXPORT_COMPONENT_FACTORY(kipiplugin_slideshow, Factory("kipiplugin_slideshow")); + +Plugin_SlideShow::Plugin_SlideShow(QObject *parent, const char*, + const QStringList&) + : KIPI::Plugin( Factory::instance(), parent, "SlideShow") +{ + kdDebug( 51001 ) << "Plugin_SlideShow plugin loaded" + << endl; +} + +void Plugin_SlideShow::setup( QWidget* widget ) +{ + KIPI::Plugin::setup( widget ); + + m_actionSlideShow = new KAction (i18n("Advanced SlideShow..."), + "slideshow", + 0, + this, + SLOT(slotActivate()), + actionCollection(), + "slideshow"); + + m_interface = dynamic_cast< KIPI::Interface* >( parent() ); + + m_urlList = new KURL::List(); + + if ( !m_interface ) + { + kdError( 51000 ) << "Kipi m_interface is null!" << endl; + return; + } + + m_actionSlideShow->setEnabled( false ); + + connect( m_interface, SIGNAL( currentAlbumChanged( bool ) ), + SLOT( slotAlbumChanged( bool ) ) ); + + addAction( m_actionSlideShow ); +} + +Plugin_SlideShow::~Plugin_SlideShow() +{ + if (m_urlList) + delete m_urlList; +} + +void Plugin_SlideShow::slotActivate() +{ + if ( !m_interface ) + { + kdError( 51000 ) << "Kipi m_interface is null!" << endl; + return; + } + + bool allowSelectedOnly = true; + + KIPI::ImageCollection currSel = m_interface->currentSelection(); + if ( !currSel.isValid() || currSel.images().isEmpty() ) + { + allowSelectedOnly = false; + } + + m_imagesHasComments = m_interface->hasFeature(KIPI::ImagesHasComments); + + KIPISlideShowPlugin::SlideShowConfig *slideShowConfig + = new KIPISlideShowPlugin::SlideShowConfig( allowSelectedOnly, m_interface,kapp->activeWindow(), + i18n("Slide Show").ascii(), m_imagesHasComments, + m_urlList); + + connect(slideShowConfig, SIGNAL(buttonStartClicked()), + this, SLOT(slotSlideShow())); + + slideShowConfig->show(); +} + +void Plugin_SlideShow::slotAlbumChanged(bool anyAlbum) +{ + if (!anyAlbum) + { + m_actionSlideShow->setEnabled( false ); + return; + } + + KIPI::Interface* m_interface = dynamic_cast<KIPI::Interface*>( parent() ); + if ( !m_interface ) + { + kdError( 51000 ) << "Kipi m_interface is null!" << endl; + m_actionSlideShow->setEnabled( false ); + return; + } + + KIPI::ImageCollection currAlbum = m_interface->currentAlbum(); + if ( !currAlbum.isValid() ) + { + kdError( 51000 ) << "Current image collection is not valid." << endl; + m_actionSlideShow->setEnabled( false ); + return; + } + + m_actionSlideShow->setEnabled(true); +} + +void Plugin_SlideShow::slotSlideShow() +{ + if ( !m_interface ) + { + kdError( 51000 ) << "Kipi m_interface is null!" << endl; + return; + } + + KConfig config("kipirc"); + + bool opengl; + bool shuffle; + bool wantKB; + + config.setGroup("SlideShow Settings"); + opengl = config.readBoolEntry("OpenGL"); + shuffle = config.readBoolEntry("Shuffle"); + wantKB = config.readEntry("Effect Name (OpenGL)") == QString("Ken Burns"); + + if ( m_urlList->isEmpty() ) + { + KMessageBox::sorry(kapp->activeWindow(), i18n("There are no images to show.")); + return; + } + + typedef QPair<QString, int> FileAnglePair; + typedef QValueList<FileAnglePair > FileList; + FileList fileList; + QStringList commentsList; + + for( KURL::List::Iterator urlIt = m_urlList->begin(); urlIt != m_urlList->end(); ++urlIt ) + { + KIPI::ImageInfo info = m_interface->info( *urlIt ); + fileList.append( FileAnglePair((*urlIt).path(), info.angle()) ); + commentsList.append(info.description()); + } + + m_urlList->clear(); + + if (shuffle) + { + struct timeval tv; + gettimeofday(&tv, 0); + srand(tv.tv_sec); + + FileList::iterator it = fileList.begin(); + FileList::iterator it1; + + QStringList::iterator itcom = commentsList.begin(); + QStringList::iterator itcom1; + + for (uint i=0; i<fileList.size(); i++) + { + int inc = (int) (float(fileList.count())*rand()/(RAND_MAX+1.0)); + + it1 = fileList.begin(); + it1 += inc; + + itcom1 = commentsList.begin(); + itcom1 += inc; + + qSwap(*(it++), *(it1)); + qSwap(*(itcom++), *(itcom1)); + } + } + + if (!opengl) { + KIPISlideShowPlugin::SlideShow* slideShow = new KIPISlideShowPlugin::SlideShow(fileList, commentsList, m_imagesHasComments); + slideShow->show(); + } + else { + if (!QGLFormat::hasOpenGL()) + KMessageBox::error(kapp->activeWindow(), + i18n("Sorry. OpenGL support not available on your system")); + else { + if (wantKB) { + KIPISlideShowPlugin::SlideShowKB* slideShow = + new KIPISlideShowPlugin::SlideShowKB(fileList, commentsList, m_imagesHasComments); + slideShow->show(); + } + else { + KIPISlideShowPlugin::SlideShowGL * slideShow = + new KIPISlideShowPlugin::SlideShowGL(fileList, commentsList, m_imagesHasComments); + slideShow->show(); + } + } + } +} + +KIPI::Category Plugin_SlideShow::category( KAction* action ) const +{ + if ( action == m_actionSlideShow ) + return KIPI::TOOLSPLUGIN; + + kdWarning( 51000 ) << "Unrecognized action for plugin category identification" << endl; + return KIPI::TOOLSPLUGIN; // no warning from compiler, please +} |