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