mirror of
https://invent.kde.org/graphics/okular
synced 2024-08-24 18:35:37 +00:00
306 lines
8.4 KiB
C++
306 lines
8.4 KiB
C++
/***************************************************************************
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* Copyright (C) 2008 by Pino Toscano <pino@kde.org> *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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***************************************************************************/
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#include "videowidget.h"
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// qt/kde includes
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#include <qaction.h>
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#include <qdir.h>
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#include <qevent.h>
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#include <qlayout.h>
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#include <qmenu.h>
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#include <qtoolbar.h>
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#include <qtoolbutton.h>
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#include <qwidgetaction.h>
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#include <kicon.h>
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#include <klocale.h>
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#include <phonon/seekslider.h>
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#include <phonon/videoplayer.h>
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#include "core/area.h"
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#include "core/annotations.h"
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#include "core/document.h"
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#include "core/movie.h"
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static QAction* createToolBarButtonWithWidgetPopup( QToolBar* toolBar, QWidget *widget, const QIcon &icon )
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{
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QToolButton *button = new QToolButton( toolBar );
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QAction *action = toolBar->addWidget( button );
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button->setAutoRaise( true );
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button->setIcon( icon );
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button->setPopupMode( QToolButton::InstantPopup );
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QMenu *menu = new QMenu( button );
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button->setMenu( menu );
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QWidgetAction *widgetAction = new QWidgetAction( menu );
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QWidget *dummy = new QWidget( menu );
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widgetAction->setDefaultWidget( dummy );
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QVBoxLayout *dummyLayout = new QVBoxLayout( dummy );
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dummyLayout->setMargin( 5 );
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dummyLayout->addWidget( widget );
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menu->addAction( widgetAction );
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return action;
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}
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/* Private storage. */
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class VideoWidget::Private
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{
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public:
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Private( Okular::MovieAnnotation *ma, Okular::Document *doc, VideoWidget *qq )
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: q( qq ), anno( ma ), document( doc ), loaded( false )
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{
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}
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enum PlayPauseMode { PlayMode, PauseMode };
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void load();
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void setupPlayPauseAction( PlayPauseMode mode );
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// slots
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void finished();
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void playOrPause();
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VideoWidget *q;
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Okular::MovieAnnotation *anno;
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Okular::Document *document;
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Okular::NormalizedRect geom;
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Phonon::VideoPlayer *player;
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Phonon::SeekSlider *seekSlider;
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QToolBar *controlBar;
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QAction *playPauseAction;
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QAction *stopAction;
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QAction *seekSliderAction;
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QAction *seekSliderMenuAction;
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bool loaded : 1;
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};
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void VideoWidget::Private::load()
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{
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if ( loaded )
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return;
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loaded = true;
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QString url = anno->movie()->url();
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KUrl newurl;
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if ( QDir::isRelativePath( url ) )
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{
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newurl = document->currentDocument();
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newurl.setFileName( url );
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}
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else
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{
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newurl = url;
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}
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if ( newurl.isLocalFile() )
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player->load( newurl.toLocalFile() );
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else
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player->load( newurl );
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seekSlider->setEnabled( true );
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}
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void VideoWidget::Private::setupPlayPauseAction( PlayPauseMode mode )
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{
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if ( mode == PlayMode )
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{
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playPauseAction->setIcon( KIcon( "media-playback-start" ) );
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playPauseAction->setText( i18nc( "start the movie playback", "Play" ) );
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}
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else if ( mode == PauseMode )
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{
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playPauseAction->setIcon( KIcon( "media-playback-pause" ) );
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playPauseAction->setText( i18nc( "pause the movie playback", "Pause" ) );
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}
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}
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void VideoWidget::Private::finished()
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{
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switch ( anno->movie()->playMode() )
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{
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case Okular::Movie::PlayOnce:
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case Okular::Movie::PlayOpen:
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// playback has ended, nothing to do
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stopAction->setEnabled( false );
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setupPlayPauseAction( PlayMode );
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if ( anno->movie()->playMode() == Okular::Movie::PlayOnce )
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controlBar->setVisible( false );
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break;
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case Okular::Movie::PlayRepeat:
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// repeat the playback
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player->play();
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break;
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case Okular::Movie::PlayPalindrome:
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// FIXME we should play backward, but we cannot
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player->play();
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break;
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}
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}
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void VideoWidget::Private::playOrPause()
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{
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if ( player->isPlaying() )
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{
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player->pause();
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setupPlayPauseAction( PlayMode );
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}
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else
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{
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q->play();
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}
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}
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VideoWidget::VideoWidget( Okular::MovieAnnotation *movieann, Okular::Document *document, QWidget *parent )
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: QWidget( parent ), d( new Private( movieann, document, this ) )
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{
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// do not propagate the mouse events to the parent widget;
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// they should be tied to this widget, not spread around...
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setAttribute( Qt::WA_NoMousePropagation );
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QVBoxLayout *mainlay = new QVBoxLayout( this );
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mainlay->setMargin( 0 );
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mainlay->setSpacing( 0 );
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d->player = new Phonon::VideoPlayer( Phonon::NoCategory, this );
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d->player->installEventFilter( this );
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mainlay->addWidget( d->player );
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d->controlBar = new QToolBar( this );
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d->controlBar->setIconSize( QSize( 16, 16 ) );
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d->controlBar->setAutoFillBackground( true );
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mainlay->addWidget( d->controlBar );
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d->playPauseAction = new QAction( d->controlBar );
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d->controlBar->addAction( d->playPauseAction );
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d->setupPlayPauseAction( Private::PlayMode );
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d->stopAction = d->controlBar->addAction(
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KIcon( "media-playback-stop" ),
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i18nc( "stop the movie playback", "Stop" ),
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this, SLOT(stop()) );
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d->stopAction->setEnabled( false );
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d->controlBar->addSeparator();
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d->seekSlider = new Phonon::SeekSlider( d->player->mediaObject(), d->controlBar );
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d->seekSliderAction = d->controlBar->addWidget( d->seekSlider );
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d->seekSlider->setEnabled( false );
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Phonon::SeekSlider *verticalSeekSlider = new Phonon::SeekSlider( d->player->mediaObject(), 0 );
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verticalSeekSlider->setMaximumHeight( 100 );
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d->seekSliderMenuAction = createToolBarButtonWithWidgetPopup(
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d->controlBar, verticalSeekSlider, KIcon( "player-time" ) );
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d->seekSliderMenuAction->setVisible( false );
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d->controlBar->setVisible( movieann->movie()->showControls() );
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connect( d->player, SIGNAL(finished()), this, SLOT(finished()) );
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connect( d->playPauseAction, SIGNAL(triggered()), this, SLOT(playOrPause()) );
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d->geom = movieann->transformedBoundingRectangle();
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}
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VideoWidget::~VideoWidget()
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{
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delete d;
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}
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void VideoWidget::setNormGeometry( const Okular::NormalizedRect &rect )
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{
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d->geom = rect;
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}
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Okular::NormalizedRect VideoWidget::normGeometry() const
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{
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return d->geom;
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}
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bool VideoWidget::isPlaying() const
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{
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return d->player->isPlaying();
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}
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void VideoWidget::play()
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{
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d->load();
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d->player->play();
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d->stopAction->setEnabled( true );
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d->setupPlayPauseAction( Private::PauseMode );
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}
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void VideoWidget::stop()
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{
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d->player->stop();
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d->stopAction->setEnabled( false );
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d->setupPlayPauseAction( Private::PlayMode );
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}
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void VideoWidget::pause()
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{
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d->player->pause();
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d->setupPlayPauseAction( Private::PlayMode );
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}
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bool VideoWidget::eventFilter( QObject * object, QEvent * event )
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{
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if ( object == d->player )
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{
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switch ( event->type() )
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{
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case QEvent::MouseButtonPress:
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{
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QMouseEvent * me = static_cast< QMouseEvent * >( event );
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if ( me->button() == Qt::LeftButton )
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{
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if ( !d->player->isPlaying() )
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{
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play();
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}
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event->accept();
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}
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}
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default: ;
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}
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}
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return false;
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}
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bool VideoWidget::event( QEvent * event )
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{
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switch ( event->type() )
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{
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case QEvent::ToolTip:
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// "eat" the help events (= tooltips), avoid parent widgets receiving them
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event->accept();
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return true;
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break;
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default: ;
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}
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return QWidget::event( event );
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}
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void VideoWidget::resizeEvent( QResizeEvent * event )
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{
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const QSize &s = event->size();
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int usedSpace = d->seekSlider->geometry().left() + d->seekSlider->iconSize().width();
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// try to give the slider at least 30px of space
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if ( s.width() < ( usedSpace + 30 ) )
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{
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d->seekSliderAction->setVisible( false );
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d->seekSliderMenuAction->setVisible( true );
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}
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else
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{
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d->seekSliderAction->setVisible( true );
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d->seekSliderMenuAction->setVisible( false );
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}
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}
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#include "videowidget.moc"
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