render_list.cpp

konqueror3 embedded版本, KDE环境下的当家浏览器的嵌入式版本源码包.

    }

#ifdef BOX_DEBUG
    p->setPen( Qt::red );
    p->drawRect( _tx + xoff, _ty + yoff, offset, offset );
#endif

    const QColor color( style()->color() );
    p->setPen( color );

    switch(style()->listStyleType()) {
    case LDISC:
        p->setBrush( color );
        p->drawEllipse( _tx + xoff, _ty + (3 * yoff)/2, (offset>>1)+1, (offset>>1)+1 );
        return;
    case LCIRCLE:
        p->setBrush( Qt::NoBrush );
        p->drawEllipse( _tx + xoff, _ty + (3 * yoff)/2, (offset>>1)+1, (offset>>1)+1 );
        return;
    case LSQUARE:
        p->setBrush( color );
        p->drawRect( _tx + xoff, _ty + (3 * yoff)/2, (offset>>1)+1, (offset>>1)+1 );
        return;
    case LBOX:
        p->setBrush( Qt::NoBrush );
        p->drawRect( _tx + xoff, _ty + (3 * yoff)/2, (offset>>1)+1, (offset>>1)+1 );
        return;
    case LDIAMOND: {
        static QPointArray diamond(4);
        int x = _tx + xoff;
        int y = _ty + (3 * yoff)/2 - 1;
        int s = (offset>>2)+1;
        diamond[0] = QPoint(x+s,   y);
        diamond[1] = QPoint(x+2*s, y+s);
        diamond[2] = QPoint(x+s,   y+2*s);
        diamond[3] = QPoint(x,     y+s);
        p->setBrush( color );
        p->drawConvexPolygon( diamond, 0, 4 );
        return;
    }
    case LNONE:
        return;
    default:
        if (!m_item.isEmpty()) {
            if(listPositionInside()) {
            	if( style()->direction() == LTR) {
                    p->drawText(_tx, _ty, 0, 0, Qt::AlignLeft|Qt::DontClip, m_item);
                    p->drawText(_tx + fm.width(m_item), _ty, 0, 0, Qt::AlignLeft|Qt::DontClip,
                                QString::fromLatin1(". "));
                }
            	else {
                    const QString& punct(QString::fromLatin1(" ."));
                    p->drawText(_tx, _ty, 0, 0, Qt::AlignLeft|Qt::DontClip, punct);
            	    p->drawText(_tx + fm.width(punct), _ty, 0, 0, Qt::AlignLeft|Qt::DontClip, m_item);
                }
            } else {
                if (style()->direction() == LTR) {
                    const QString& punct(QString::fromLatin1(". "));
                    p->drawText(_tx-offset/2, _ty, 0, 0, Qt::AlignRight|Qt::DontClip, punct);
                    p->drawText(_tx-offset/2-fm.width(punct), _ty, 0, 0, Qt::AlignRight|Qt::DontClip, m_item);
                }
            	else {
                    const QString& punct(QString::fromLatin1(" ."));
            	    p->drawText(_tx+offset/2, _ty, 0, 0, Qt::AlignLeft|Qt::DontClip, punct);
                    p->drawText(_tx+offset/2+fm.width(punct), _ty, 0, 0, Qt::AlignLeft|Qt::DontClip, m_item);
                }
	    }
        }
    }
}

void RenderListMarker::layout()
{
    KHTMLAssert( needsLayout() );

    if ( !minMaxKnown() )
        calcMinMaxWidth();

    setNeedsLayout(false);
}

void RenderListMarker::setPixmap( const QPixmap &p, const QRect& r, CachedImage *o)
{
    if(o != m_listImage) {
        RenderBox::setPixmap(p, r, o);
        return;
    }

    if(m_width != m_listImage->pixmap_size().width() || m_height != m_listImage->pixmap_size().height())
        setNeedsLayoutAndMinMaxRecalc();
    else
        repaintRectangle(0, 0, m_width, m_height);
}

void RenderListMarker::calcMinMaxWidth()
{
    KHTMLAssert( !minMaxKnown() );

    m_markerWidth = m_width = 0;

    if(m_listImage && !m_listImage->isErrorImage()) {
        m_markerWidth = m_listImage->pixmap().width() + cMarkerPadding;
        if (listPositionInside())
            m_width = m_markerWidth;
        m_height = m_listImage->pixmap().height();
        m_minWidth = m_maxWidth = m_width;
        setMinMaxKnown();
        return;
    }

    const QFontMetrics &fm = style()->fontMetrics();
    m_height = fm.ascent();

    // Skip uncounted elements
    switch(style()->listStyleType()) {
    // Glyphs:
        case LDISC:
        case LCIRCLE:
        case LSQUARE:
        case LBOX:
        case LDIAMOND:
            m_markerWidth = fm.ascent();
        	goto end;
        default:
            break;
    }

    { // variable scope
    CounterNode *counter = m_listItem->m_counter;
    if (!counter) {
        counter = m_listItem->getCounter("list-item", true);
        counter->setRenderer(this);
        m_listItem->m_counter = counter;
    }


    assert(counter);
    int value = counter->count();
    if (counter->isReset()) value = counter->value();
    int total = value;
    if (counter->parent()) total = counter->parent()->total();

    switch(style()->listStyleType())
    {
// Numeric:
    case LDECIMAL:
        m_item.setNum ( value );
        break;
    case DECIMAL_LEADING_ZERO: {
        int decimals = 2;
        int t = total/100;
        while (t>0) {
            t = t/10;
            decimals++;
        }
        decimals = kMax(decimals, 2);
        QString num = QString::number(value);
        m_item.fill('0',decimals-num.length());
        m_item.append(num);
        break;
    }
    case ARABIC_INDIC:
        m_item = toArabicIndic( value );
        break;
    case LAO:
        m_item = toLao( value );
        break;
    case PERSIAN:
    case URDU:
        m_item = toPersianUrdu( value );
        break;
    case THAI:
        m_item = toThai( value );
        break;
    case TIBETAN:
        m_item = toTibetan( value );
        break;
// Algoritmic:
    case LOWER_ROMAN:
        m_item = toRoman( value, false );
        break;
    case UPPER_ROMAN:
        m_item = toRoman( value, true );
        break;
    case HEBREW:
        m_item = toHebrew( value );
        break;
    case ARMENIAN:
        m_item = toArmenian( value );
        break;
    case GEORGIAN:
        m_item = toGeorgian( value );
        break;
// Alphabetic:
    case LOWER_ALPHA:
    case LOWER_LATIN:
        m_item = toLowerLatin( value );
        break;
    case UPPER_ALPHA:
    case UPPER_LATIN:
        m_item = toUpperLatin( value );
        break;
    case LOWER_GREEK:
        m_item = toLowerGreek( value );
        break;
    case UPPER_GREEK:
        m_item = toUpperGreek( value );
        break;
    case HIRAGANA:
        m_item = toHiragana( value );
        break;
    case HIRAGANA_IROHA:
        m_item = toHiraganaIroha( value );
        break;
    case KATAKANA:
        m_item = toKatakana( value );
        break;
    case KATAKANA_IROHA:
        m_item = toKatakanaIroha( value );
        break;
// Ideographic:
    case JAPANESE_FORMAL:
        m_item = toJapaneseFormal( value );
        break;
    case JAPANESE_INFORMAL:
        m_item = toJapaneseInformal( value );
        break;
    case SIMP_CHINESE_FORMAL:
        m_item = toSimpChineseFormal( value );
        break;
    case SIMP_CHINESE_INFORMAL:
        m_item = toSimpChineseInformal( value );
        break;
    case TRAD_CHINESE_FORMAL:
        m_item = toTradChineseFormal( value );
        break;
    case CJK_IDEOGRAPHIC:
        // CSS 3 List says treat as trad-chinese-informal
    case TRAD_CHINESE_INFORMAL:
        m_item = toTradChineseInformal( value );
        break;
// Quotes:
    case OPEN_QUOTE:
        m_item = style()->openQuote( value );
        break;
    case CLOSE_QUOTE:
        m_item = style()->closeQuote( value );
        break;
    case LNONE:
        break;
    default:
        KHTMLAssert(false);
    }
    m_markerWidth = fm.width(m_item) + fm.width(QString::fromLatin1(". "));
    }

end:
    if(listPositionInside())
        m_width = m_markerWidth;

    m_minWidth = m_width;
    m_maxWidth = m_width;

    setMinMaxKnown();
}

short RenderListMarker::lineHeight(bool /*b*/) const
{
    return height();
}

short RenderListMarker::baselinePosition(bool /*b*/) const
{
    return height();
}

void RenderListMarker::calcWidth()
{
    RenderBox::calcWidth();
}

/*
int CounterListItem::recount() const
{
    static_cast<RenderListItem*>(m_renderer)->m_marker->setNeedsLayoutAndMinMaxRecalc();
}

void CounterListItem::setSelfDirty()
{

}*/


#undef BOX_DEBUG