Added abandoned KDE3 version of K3B

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/k3b@1084400 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

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 <[email protected]>
+ *
+ * This file is part of the K3b project.
+ * Copyright (C) 1998-2007 Sebastian Trueg <[email protected]>
+ *
+ * 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"