diff options
Diffstat (limited to 'src/rip/videodvd/k3bvideodvdrippingtitlelistview.cpp')
| -rw-r--r-- | src/rip/videodvd/k3bvideodvdrippingtitlelistview.cpp | 410 |
1 files changed, 410 insertions, 0 deletions
diff --git a/src/rip/videodvd/k3bvideodvdrippingtitlelistview.cpp b/src/rip/videodvd/k3bvideodvdrippingtitlelistview.cpp new file mode 100644 index 0000000..85379dc --- /dev/null +++ b/src/rip/videodvd/k3bvideodvdrippingtitlelistview.cpp @@ -0,0 +1,410 @@ +/* + * + * $Id: sourceheader 511311 2006-02-19 14:51:05Z trueg $ + * Copyright (C) 2006 Sebastian Trueg <trueg@k3b.org> + * + * This file is part of the K3b project. + * Copyright (C) 1998-2007 Sebastian Trueg <trueg@k3b.org> + * + * 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 of the License, or + * (at your option) any later version. + * See the file "COPYING" for the exact licensing terms. + */ + +#include "k3bvideodvdrippingtitlelistview.h" +#include "k3bvideodvdrippingpreview.h" + +#include <k3btooltip.h> +#include <k3bapplication.h> +#include <k3bmediacache.h> + +#include <k3bvideodvd.h> +#include <k3bvideodvdaudiostream.h> +#include <k3bvideodvdvideostream.h> +#include <k3bvideodvdsubpicturestream.h> + +#include <qsimplerichtext.h> +#include <qfontmetrics.h> +#include <qpainter.h> +#include <qheader.h> +#include <qtooltip.h> + +#include <klocale.h> +#include <kglobal.h> +#include <kiconloader.h> +#include <kapplication.h> + + +static QString audioStreamString( const K3bVideoDVD::Title& title, unsigned int maxLines = 9999, bool includeExtInfo = true ) +{ + QString s = "<p>"; + for( unsigned int i = 0; i < QMIN( title.numAudioStreams(), maxLines ); ++i ) { + if( i > 0 ) + s += "<br>"; + s += QString::number(i+1) + ": " + + i18n("%1 %2Ch (%3<em>%4</em>)") + .arg( K3bVideoDVD::audioFormatString( title.audioStream(i).format() ) ) + .arg( title.audioStream(i).channels() ) + .arg( title.audioStream(i).langCode().isEmpty() + ? i18n("unknown language") + : KGlobal::locale()->twoAlphaToLanguageName( title.audioStream(i).langCode() ) ) + .arg( includeExtInfo && title.audioStream(i).codeExtension() != K3bVideoDVD::AUDIO_CODE_EXT_UNSPECIFIED + ? QString(" ") + K3bVideoDVD::audioCodeExtensionString( title.audioStream(i).codeExtension() ) + : QString::null ); + } + if( title.numAudioStreams() > maxLines ) + s += "..."; + + return s; +} + + +static QString subpictureStreamString( const K3bVideoDVD::Title& title, unsigned int maxLines = 9999, bool includeExtInfo = true ) +{ + QString s = "<p>"; + for( unsigned int i = 0; i < QMIN( title.numSubPictureStreams(), maxLines ); ++i ) { + if( i > 0 ) + s += "<br>"; + s += QString::number(i+1) + ": " + + QString("%1 (%2<em>%3</em>)") + .arg( title.subPictureStream(i).codeMode() == K3bVideoDVD::SUBPIC_CODE_MODE_RLE + ? i18n("RLE") + : i18n("Extended") ) + .arg( title.subPictureStream(i).langCode().isEmpty() + ? i18n("unknown language") + : KGlobal::locale()->twoAlphaToLanguageName( title.subPictureStream(i).langCode() ) ) + .arg( includeExtInfo && title.subPictureStream(i).codeExtension() != K3bVideoDVD::SUBPIC_CODE_EXT_UNSPECIFIED + ? QString(" ") + K3bVideoDVD::subPictureCodeExtensionString( title.subPictureStream(i).codeExtension() ) + : QString::null ); + } + if( title.numSubPictureStreams() > maxLines ) + s += "..."; + + return s; +} + + + +class K3bVideoDVDRippingTitleListView::TitleViewItem : public K3bCheckListViewItem +{ +public: + TitleViewItem( K3bVideoDVDRippingTitleListView* parent, QListViewItem* after, const K3bVideoDVD::Title& title ) + : K3bCheckListViewItem( parent, after ), + m_title( title ) { + + setMarginVertical( 4 ); + setMarginHorizontal( 1, 2 ); + setMarginHorizontal( 2, 2 ); + setMarginHorizontal( 3, 2 ); + setMarginHorizontal( 4, 2 ); + setMarginHorizontal( 5, 2 ); + setChecked(true); + + m_previewSet = false; + } + + const K3bVideoDVD::Title& videoDVDTitle() const { return m_title; } + + void setup() { + widthChanged(); + + // set a valid height + int maxH = 0; + for( int c = 1; c <= 4; ++c ) { + QSimpleRichText rt( text(c), listView()->font() ); + rt.setWidth( 600 ); // way to big to avoid line breaks + maxH = QMAX( maxH, rt.height() ); + } + + setHeight( maxH + 2*marginVertical() ); + } + + int width( const QFontMetrics& fm, const QListView* lv, int c ) const { + if( c == 0 ) + return K3bCheckListViewItem::width( fm, lv, c ); + else { + QSimpleRichText rt( text(c), lv->font() ); + rt.setWidth( 600 ); // way to big to avoid line breaks + return rt.widthUsed() + 2*marginHorizontal( c ); + } + } + + void setPreview( const QImage& preview ) { + m_preview = preview; + m_scaledPreview = QPixmap(); + + m_previewSet = true; + + repaint(); + } + + const QImage& preview() const { + return m_preview; + } + +protected: + void paintK3bCell( QPainter* p, const QColorGroup& cg, int col, int w, int align ) { + p->save(); + + if( col == 0 ) { + // the check mark + K3bCheckListViewItem::paintK3bCell( p, cg, col, w, align ); + } + else if( col == 2 ) { + if( isSelected() ) { + p->fillRect( 0, 0, w, height(), + cg.brush( QColorGroup::Highlight ) ); + p->setPen( cg.highlightedText() ); + } + else { + p->fillRect( 0, 0, w, height(), cg.base() ); + p->setPen( cg.text() ); + } + + // draw the preview + int h = height(); + h -= 2*marginVertical(); + h -= 1; // the separator + if( !m_preview.isNull() ) { + if( m_scaledPreview.height() != h ) { + // recreate scaled preview + int preH = m_preview.height()*w/m_preview.width(); + int preW = m_preview.width()*h/m_preview.height(); + if( preH > h ) + preH = m_preview.height()*preW/m_preview.width(); + if( preW > w ) + preW = m_preview.width()*preH/m_preview.height(); + m_scaledPreview.convertFromImage( m_preview.smoothScale( preW, preH ), 0 ); + } + + // center the preview in the column + int yPos = ( height() - m_scaledPreview.height() ) / 2; + int xPos = ( w - m_scaledPreview.width() ) / 2; + + p->drawPixmap( xPos, yPos, m_scaledPreview ); + } + else if( m_previewSet ) { + int preW = 0; + if( m_title.videoStream().displayAspectRatio() == K3bVideoDVD::VIDEO_ASPECT_RATIO_4_3 ) + preW = h*4/3; + else + preW = h*16/9; + + p->drawRect( ( w - preW ) / 2, ( height() - h ) / 2, preW, h ); + QPixmap noIcon = KApplication::kApplication()->iconLoader()->loadIcon( "no", KIcon::NoGroup, KIcon::SizeSmall, KIcon::DefaultState, 0, true ); + p->drawPixmap( ( w - noIcon.width() ) / 2, ( height() - noIcon.height() ) / 2, noIcon ); + } + else { + p->drawText( 0, 0, w, height(), Qt::AlignCenter, "..." ); + } + } + else { + QString s = text( col ); + if( s.isEmpty() ) + K3bCheckListViewItem::paintK3bCell( p, cg, col, w, align ); + else { + QColorGroup cg1( cg ); + if( isSelected() ) { + p->fillRect( 0, 0, w, height(), + cg.brush( QColorGroup::Highlight ) ); + cg1.setColor( QColorGroup::Text, cg.highlightedText() ); + } + else { + p->fillRect( 0, 0, w, height(), cg.base() ); + } + + // paint using QSimpleRichText + QSimpleRichText rt( text(col), listView()->font() ); + rt.setWidth( 600 ); // way to big to avoid line breaks + // normally we would have to clip the height to height()-2*marginVertical(). But if we do that + // some characters are cut (such as p or q). It seems as if QSimpleRichText does not properly + // calculate it's height... + rt.draw( p, 0, marginVertical(), QRect( 0, 0, w, height() ), cg1 ); + } + } + + // draw the separator + if( listView()->firstChild() != this ) { + p->translate( -1*marginHorizontal(col), 0 ); + // FIXME: modify the value from palette().disabled().foreground() to be lighter (or darker, depending on the background color ) + p->setPen( Qt::lightGray ); + p->drawLine( 0, 0, w+2*marginHorizontal(col), 0 ); + } + + p->restore(); + } + +private: + QString text( int col ) const { + switch( col ) { + case 1: + // Title X + length + return i18n("<p><b>Title %1 (%2)</b><br>" + "%3") + .arg( m_title.titleNumber(), 2 ) + .arg( m_title.playbackTime().toString( false ) ) + .arg( i18n("%n chapter", "%n chapters", m_title.numPTTs() ) ); + + case 3: + // video stream info + return QString("<p>%1 %2x%3<br>%4%5") + .arg( m_title.videoStream().mpegVersion() == 0 ? i18n("MPEG1") : i18n("MPEG2") ) + .arg( m_title.videoStream().pictureWidth() ) + .arg( m_title.videoStream().pictureHeight() ) + .arg( m_title.videoStream().displayAspectRatio() == K3bVideoDVD::VIDEO_ASPECT_RATIO_4_3 ? "4:3" : "16:9" ) + .arg( m_title.videoStream().letterboxed() ? QString(" - <em>") + i18n("letterboxed") + QString("</em>"): + m_title.videoStream().permittedDf() == K3bVideoDVD::VIDEO_PERMITTED_DF_LETTERBOXED + ? QString(" - <em>") + i18n("anamorph") + QString("</em>") : QString::null ); + + case 4: + // audio streams info + if( m_title.numAudioStreams() > 0 ) + return audioStreamString( m_title, 2, false ); + else + return "<p><small><em>" + i18n("No audio streams") + "</em>"; + + case 5: + // subpicture streams info + if( m_title.numSubPictureStreams() > 0 ) + return subpictureStreamString( m_title, 2, false ); + else + return "<p><small><em>" + i18n("No Subpicture streams") + "</em>"; + + default: + return K3bCheckListViewItem::text( col ); + } + } + + K3bVideoDVD::Title m_title; + + bool m_previewSet; + QImage m_preview; + QPixmap m_scaledPreview; +}; + + +class K3bVideoDVDRippingTitleListView::TitleToolTip : public K3bToolTip +{ +public: + TitleToolTip( K3bVideoDVDRippingTitleListView* view ) + : K3bToolTip( view->viewport() ), + m_view( view ) { + } + + void maybeTip( const QPoint& pos ) { + TitleViewItem* item = static_cast<TitleViewItem*>( m_view->itemAt( pos ) ); + QPoint contentsPos = m_view->viewportToContents( pos ); + if( !item ) + return; + int col = m_view->header()->sectionAt( contentsPos.x() ); + + QRect r = m_view->itemRect( item ); + int headerPos = m_view->header()->sectionPos( col ); + r.setLeft( headerPos ); + r.setRight( headerPos + m_view->header()->sectionSize( col ) ); + + switch( col ) { + case 2: + if( !item->preview().isNull() ) { + QPixmap previewPix; + if( previewPix.convertFromImage( item->preview() ) ) + tip( r, previewPix, 0 ); + } + break; + case 4: + if( item->videoDVDTitle().numAudioStreams() > 0 ) + tip( r, "<p><b>" + i18n("Audio Streams") + "</b><p>" + audioStreamString( item->videoDVDTitle() ), 0 ); + break; + case 5: + if( item->videoDVDTitle().numSubPictureStreams() > 0 ) + tip( r, "<p><b>" + i18n("Subpicture Streams") + "</b><p>" + subpictureStreamString( item->videoDVDTitle() ), 0 ); + break; + } + } + +private: + K3bVideoDVDRippingTitleListView* m_view; +}; + + + +K3bVideoDVDRippingTitleListView::K3bVideoDVDRippingTitleListView( QWidget* parent ) + : K3bListView( parent ) +{ + setFullWidth(true); + setSorting(-1); + setAllColumnsShowFocus( true ); + setSelectionModeExt( Single ); + + addColumn( "" ); + addColumn( i18n("Title") ); + addColumn( i18n("Preview") ); + addColumn( i18n("Video") ); + addColumn( i18n("Audio") ); + addColumn( i18n("Subpicture") ); + + header()->setClickEnabled( false ); + setColumnWidthMode( 0, QListView::Manual ); + setColumnWidth( 0, 20 ); + header()->setResizeEnabled( false, 0 ); + + m_toolTip = new TitleToolTip( this ); + + m_previewGen = new K3bVideoDVDRippingPreview( this ); + connect( m_previewGen, SIGNAL(previewDone(bool)), + this, SLOT(slotPreviewDone(bool)) ); +} + + +K3bVideoDVDRippingTitleListView::~K3bVideoDVDRippingTitleListView() +{ + delete m_toolTip; +} + + +void K3bVideoDVDRippingTitleListView::setVideoDVD( const K3bVideoDVD::VideoDVD& dvd ) +{ + clear(); + + m_dvd = dvd; + m_medium = k3bappcore->mediaCache()->medium( m_dvd.device() ); + m_itemMap.resize( dvd.numTitles() ); + + for( unsigned int i = 0; i < dvd.numTitles(); ++i ) + m_itemMap[i] = new TitleViewItem( this, lastItem(), dvd.title(i) ); + + m_currentPreviewTitle = 1; + m_previewGen->generatePreview( m_dvd, 1 ); +} + + +void K3bVideoDVDRippingTitleListView::slotPreviewDone( bool success ) +{ + if( success ) + m_itemMap[m_currentPreviewTitle-1]->setPreview( m_previewGen->preview() ); + else + m_itemMap[m_currentPreviewTitle-1]->setPreview( QImage() ); + + // cancel if we got hidden or if the medium changed. + if( isVisible() && m_medium == k3bappcore->mediaCache()->medium( m_dvd.device() ) ) { + ++m_currentPreviewTitle; + if( m_currentPreviewTitle <= m_dvd.numTitles() ) + m_previewGen->generatePreview( m_dvd, m_currentPreviewTitle ); + } +} + + +void K3bVideoDVDRippingTitleListView::hideEvent( QHideEvent* e ) +{ + // + // For now we do it the easy way: just stop the preview generation + // once this view is hidden + // + m_previewGen->cancel(); + + K3bListView::hideEvent( e ); +} + +#include "k3bvideodvdrippingtitlelistview.moc" |