Example #1
0
void HtmlExporter::emitBlock( const QTextBlock &block )
{
    // save and later restore, in case we 'change' the default format by
    // emitting block char format information

    // NOTE the bottom line is commented, to use default charFormat, which can be set from outside.
    //QTextCharFormat oldDefaultCharFormat = defaultCharFormat;

    QString blockTag;
    bool isBlockQuote = false;
    const QTextBlockFormat blockFormat = block.blockFormat();

    if ( blockFormat.hasProperty( BilboTextFormat::IsBlockQuote ) && 
         blockFormat.boolProperty( BilboTextFormat::IsBlockQuote ) ) {
        isBlockQuote = true;
    }
    QTextList *list = block.textList();
    if ( list ) {
        if ( list->itemNumber( block ) == 0 ) { // first item? emit <ul> or appropriate
//    qDebug() << "first item" << endl;
            if ( isBlockQuote ) {
                html += QLatin1String( "<blockquote>" );
            }
            const QTextListFormat format = list->format();
            const int style = format.style();
            switch ( style ) {
                case QTextListFormat::ListDecimal:
                    html += QLatin1String( "<ol" );
                    break;
                case QTextListFormat::ListDisc:
                    html += QLatin1String( "<ul" );
                    break;
                case QTextListFormat::ListCircle:
                    html += QLatin1String( "<ul type=\"circle\"" );
                    break;
                case QTextListFormat::ListSquare:
                    html += QLatin1String( "<ul type=\"square\"" );
                    break;
                case QTextListFormat::ListLowerAlpha:
                    html += QLatin1String( "<ol type=\"a\"" );
                    break;
                case QTextListFormat::ListUpperAlpha:
                    html += QLatin1String( "<ol type=\"A\"" );
                    break;
                default:
                    html += QLatin1String( "<ul" ); // ### should not happen
                    //qDebug() << html;
            }
            /*
            if (format.hasProperty(QTextFormat::ListIndent)) {
                html += QLatin1String(" style=\"-qt-list-indent: ");
                html += QString::number(format.indent());
                html += QLatin1String(";\"");
            }*/

            html += QLatin1Char( '>' );
        }
        blockTag = QLatin1String( "li" );
//         html += QLatin1String( "<li " );
    }

//     const QTextBlockFormat blockFormat = block.blockFormat();
    if ( blockFormat.hasProperty( QTextFormat::BlockTrailingHorizontalRulerWidth ) ) { 
        if ( ( blockFormat.hasProperty( BilboTextFormat::IsHtmlTagSign ) ) && 
            ( blockFormat.boolProperty( BilboTextFormat::IsHtmlTagSign ) ) ) {
            html += QLatin1String( "<!--split-->" );
            return;
        } else {
            html += QLatin1String( "<hr" );
    
            QTextLength width = blockFormat.lengthProperty( QTextFormat::BlockTrailingHorizontalRulerWidth );
            if ( width.type() != QTextLength::VariableLength ) {
                emitTextLength( "width", width );
            } else {
                html += QLatin1Char( ' ' );
            }
    
            html += QLatin1String( "/>" );
            return;
        }
    }

    const bool pre = blockFormat.nonBreakableLines();
    if ( pre ) {
//   qDebug() << "NonBreakable lines" << endl;
//         if (list) {
//             html += QLatin1Char('>');
//   }
//         html += QLatin1String( "<pre" );
//         emitBlockAttributes( block );
//         html += QLatin1Char( '>' );
        blockTag = QLatin1String( "pre" );

    } else {
        if (!list) {
            if ( isBlockQuote ) {
                html += QLatin1String( "<blockquote>" );
            }

            if ( ( blockFormat.hasProperty( BilboTextFormat::HtmlHeading ) ) && (
                blockFormat.intProperty( BilboTextFormat::HtmlHeading ) ) ) {
                const int index = blockFormat.intProperty( BilboTextFormat::HtmlHeading );
                blockTag = QLatin1Char( 'h' ) + QString::number( index );
            } else {
                //html += QLatin1String("<div");
//                 html += QLatin1String( "<p" );
                blockTag = QLatin1String( "p" );
            }
        }
    }
    if ( !blockTag.isEmpty() ) {
        html += QLatin1Char( '<' ) + blockTag;
        emitBlockAttributes( block );
        html += QLatin1Char( '>' );
    }

    QTextBlock::Iterator it = block.begin();

    for ( ; !it.atEnd(); ++it ) {
        emitFragment( it.fragment(), blockFormat );
    }

    if ( !blockTag.isEmpty() ) {
        html += QLatin1String( "</" ) + blockTag + QLatin1String( ">\n" );
    }

//     if ( pre ) {
//         html += QLatin1String( "</pre>\n" );
//     } else {
//         if ( list ) {
//             html += QLatin1String( "</li>\n" );
//         } else {
//             if ( blockFormat::boolProperty( BilboTextFormat::IsHtmlHeading ) ) {
//                 const int index = format.intProperty( QTextFormat::FontSizeAdjustment );
//                 switch ( index ) {
//                     case -2:
//                        html += QLatin1String( "</h6>" );
//                        break;
//                     case -1:
//                        html += QLatin1String( "</h5>" );
//                        break;
//                     case 0:
//                        html += QLatin1String( "</h4>" );
//                        break;
//                     case 1:
//                        html += QLatin1String( "</h3>" );
//                        break;
//                     case 2:
//                        html += QLatin1String( "<h2" );
//                        break;
//                     case 3:
//                        html += QLatin1String( "<h1" );
//                        break;
//                 }
//             } else {
//                 html += QLatin1String( "</p>\n" );
//             }
//         }
//     }
    // HACK html.replace( QRegExp("<br[\\s]*/>[\\n]*<br[\\s]*/>[\\n]*"),"<br />&nbsp;<br />" );

    if ( list ) {
        if ( list->itemNumber( block ) == list->count() - 1 ) { // last item? close list
            if ( isOrderedList( list->format().style() ) ) {
                html += QLatin1String( "</ol>\n" );
            } else {
                html += QLatin1String( "</ul>\n" );
            }
            if ( isBlockQuote ) {
                html += QLatin1String( "</blockquote>\n" );
            }
        }
    } else {
        if ( isBlockQuote ) {
            html += QLatin1String( "</blockquote>\n" );
        }
    }
    // NOTE the bottom line is commented, to use default charFormat, which can be set from outside.
    //defaultCharFormat = oldDefaultCharFormat;
}