コード例 #1
0
ファイル: EllipsisBox.cpp プロジェクト: jackiekaon/owb-mirror
void EllipsisBox::paint(RenderObject::PaintInfo& paintInfo, int tx, int ty)
{
    GraphicsContext* context = paintInfo.context;
    RenderStyle* style = m_object->style(m_firstLine);
    if (style->font() != context->font())
        context->setFont(style->font());

    Color textColor = style->color();
    if (textColor != context->fillColor())
        context->setFillColor(textColor);
    bool setShadow = false;
    if (style->textShadow()) {
        context->setShadow(IntSize(style->textShadow()->x, style->textShadow()->y),
                           style->textShadow()->blur, style->textShadow()->color);
        setShadow = true;
    }

    const String& str = m_str;
    TextStyle textStyle(0, 0, 0, false, style->visuallyOrdered());
    context->drawText(TextRun(str.impl()), IntPoint(m_x + tx, m_y + ty + m_baseline), textStyle);

    if (setShadow)
        context->clearShadow();

    if (m_markupBox) {
        // Paint the markup box
        tx += m_x + m_width - m_markupBox->xPos();
        ty += m_y + m_baseline - (m_markupBox->yPos() + m_markupBox->baseline());
        m_markupBox->paint(paintInfo, tx, ty);
    }
}
コード例 #2
0
void InlineTextBox::paint(RenderObject::PaintInfo& i, int tx, int ty)
{
    if (object()->isBR() || object()->style()->visibility() != VISIBLE ||
        m_truncation == cFullTruncation || i.phase == PaintActionOutline)
        return;

    if (i.phase == PaintActionSelection && object()->selectionState() == RenderObject::SelectionNone)
        // When only painting the selection, don't bother to paint if there is none.
        return;

    int xPos = tx + m_x;
    int w = width();
    if ((xPos >= i.r.x() + i.r.width()) || (xPos + w <= i.r.x()))
        return;

    // Set our font.
    RenderStyle* styleToUse = object()->style(m_firstLine);
    int d = styleToUse->textDecorationsInEffect();
    if (styleToUse->font() != i.p->font())
        i.p->setFont(styleToUse->font());
    const Font *font = &styleToUse->htmlFont();
    bool haveSelection = selectionState() != RenderObject::SelectionNone;
    
    // Now calculate startPos and endPos, for painting selection.
    // We paint selection while endPos > 0
    int ePos = 0, sPos = 0;
    if (haveSelection && !object()->canvas()->staticMode()) {
        selectionStartEnd(sPos, ePos);
    }
    if (styleToUse->color() != i.p->pen().color())
        i.p->setPen(styleToUse->color());

    if (m_len > 0 && i.phase != PaintActionSelection) {
        int endPoint = m_len;
        if (m_truncation != cNoTruncation)
            endPoint = m_truncation - m_start;
        if (styleToUse->textShadow())
            paintShadow(i.p, font, tx, ty, styleToUse->textShadow());
        if (!haveSelection || sPos != 0 || ePos != m_len) {
            font->drawText(i.p, m_x + tx, m_y + ty + m_baseline, renderText()->string()->s, renderText()->string()->l, m_start, endPoint,
                           m_toAdd, m_reversed ? QPainter::RTL : QPainter::LTR);
        }
    }

    if (d != TDNONE && i.phase != PaintActionSelection && styleToUse->htmlHacks()) {
        i.p->setPen(styleToUse->color());
        paintDecoration(i.p, font, tx, ty, d);
    }

    if (haveSelection && i.phase == PaintActionSelection) {
        //kdDebug(6040) << this << " paintSelection with startPos=" << sPos << " endPos=" << ePos << endl;
        if ( sPos < ePos )
	    paintSelection(font, renderText(), i.p, styleToUse, tx, ty, sPos, ePos, d);
    }
}
コード例 #3
0
static float textWidth(const RenderText& text, unsigned from, unsigned length, float xPosition, const RenderStyle& style)
{
    if (style.font().isFixedPitch() || (!from && length == text.textLength()))
        return text.width(from, length, style.font(), xPosition, nullptr, nullptr);
    // FIXME: Add templated UChar/LChar paths.
    TextRun run = text.is8Bit() ? TextRun(text.characters8() + from, length) : TextRun(text.characters16() + from, length);
    run.setCharactersLength(text.textLength() - from);
    ASSERT(run.charactersLength() >= run.length());

    run.setXPos(xPosition);
    return style.font().width(run);
}
コード例 #4
0
void SVGInlineTextBox::paintDecorationWithStyle(GraphicsContext* context, ETextDecoration decoration, const SVGTextFragment& fragment, RenderObject* decorationRenderer)
{
    ASSERT(!m_paintingResource);
    ASSERT(m_paintingResourceMode != ApplyToDefaultMode);

    RenderStyle* decorationStyle = decorationRenderer->style();
    ASSERT(decorationStyle);

    const Font& font = decorationStyle->font();
    const FontMetrics& fontMetrics = font.fontMetrics();

    // The initial y value refers to overline position.
    float thickness = thicknessForDecoration(decoration, font);

    if (fragment.width <= 0 && thickness <= 0)
        return;

    float y = fragment.y - fontMetrics.ascent() + positionOffsetForDecoration(decoration, fontMetrics, thickness);

    Path path;
    path.addRect(FloatRect(fragment.x, y, fragment.width, thickness));

    context->save();

    if (acquirePaintingResource(context, decorationRenderer, decorationStyle))
        releasePaintingResource(context, &path);

    context->restore();
}
コード例 #5
0
int RenderBR::lineHeight(bool firstLine, bool /*isRootLineBox*/) const
{
    if (firstTextBox() && !firstTextBox()->isText())
        return 0;

    if (firstLine) {
        RenderStyle* s = style(firstLine);
        Length lh = s->lineHeight();
        if (lh.isNegative()) {
            if (s == style()) {
                if (m_lineHeight == -1)
                    m_lineHeight = RenderObject::lineHeight(false);
                return m_lineHeight;
            }
            return s->font().lineSpacing();
        }
        if (lh.isPercent())
            return lh.calcMinValue(s->fontSize());
        return lh.value();
    }

    if (m_lineHeight == -1)
        m_lineHeight = RenderObject::lineHeight(false);
    return m_lineHeight;
}
コード例 #6
0
IntRect EllipsisBox::selectionRect(int tx, int ty)
{
    RenderStyle* style = m_renderer->style(m_firstLine);
    const Font& f = style->font();
    return enclosingIntRect(f.selectionRectForText(TextRun(m_str.characters(), m_str.length(), false, 0, 0, false, style->visuallyOrdered()),
                            IntPoint(m_x + tx, m_y + ty + root()->selectionTop()), root()->selectionHeight()));
}
コード例 #7
0
ファイル: EllipsisBox.cpp プロジェクト: fatman2021/webkitgtk
IntRect EllipsisBox::selectionRect()
{
    RenderStyle* style = m_renderer->style(isFirstLineStyle());
    const Font& font = style->font();
    // FIXME: Why is this always LTR? Fix by passing correct text run flags below.
    return enclosingIntRect(font.selectionRectForText(RenderBlock::constructTextRun(renderer(), font, m_str, style, TextRun::AllowTrailingExpansion), IntPoint(x(), y() + root()->selectionTopAdjustedForPrecedingBlock()), root()->selectionHeightAdjustedForPrecedingBlock()));
}
コード例 #8
0
ファイル: EllipsisBox.cpp プロジェクト: 335969568/Blink-1
void EllipsisBox::paint(PaintInfo& paintInfo, const LayoutPoint& paintOffset, LayoutUnit lineTop, LayoutUnit lineBottom)
{
    GraphicsContext* context = paintInfo.context;
    RenderStyle* style = renderer().style(isFirstLineStyle());
    const Font& font = style->font();
    FloatPoint boxOrigin = locationIncludingFlipping();
    boxOrigin.moveBy(FloatPoint(paintOffset));
    if (!isHorizontal())
        boxOrigin.move(0, -virtualLogicalHeight());
    FloatRect boxRect(boxOrigin, LayoutSize(logicalWidth(), virtualLogicalHeight()));
    GraphicsContextStateSaver stateSaver(*context);
    if (!isHorizontal())
        context->concatCTM(InlineTextBox::rotation(boxRect, InlineTextBox::Clockwise));
    FloatPoint textOrigin(boxOrigin.x(), boxOrigin.y() + font.fontMetrics().ascent());

    bool isPrinting = renderer().document().printing();
    bool haveSelection = !isPrinting && paintInfo.phase != PaintPhaseTextClip && selectionState() != RenderObject::SelectionNone;

    if (haveSelection)
        paintSelection(context, boxOrigin, style, font);
    else if (paintInfo.phase == PaintPhaseSelection)
        return;

    TextPainter::Style textStyle = TextPainter::textPaintingStyle(renderer(), style, paintInfo.forceBlackText(), isPrinting);
    if (haveSelection)
        textStyle = TextPainter::selectionPaintingStyle(renderer(), true, paintInfo.forceBlackText(), isPrinting, textStyle);

    TextRun textRun = constructTextRun(&renderer(), font, m_str, style, TextRun::AllowTrailingExpansion);
    TextPainter textPainter(context, font, textRun, textOrigin, boxRect, isHorizontal());
    textPainter.paint(0, m_str.length(), m_str.length(), textStyle);

    paintMarkupBox(paintInfo, paintOffset, lineTop, lineBottom, style);
}
コード例 #9
0
TextRun SVGTextMetrics::constructTextRun(RenderSVGInlineText* text, unsigned position, unsigned length, TextDirection textDirection)
{
    RenderStyle* style = text->style();
    ASSERT(style);

    TextRun run(static_cast<const LChar*>(0) // characters, will be set below if non-zero.
                , 0 // length, will be set below if non-zero.
                , 0 // xPos, only relevant with allowTabs=true
                , 0 // padding, only relevant for justified text, not relevant for SVG
                , TextRun::AllowTrailingExpansion
                , textDirection
                , isOverride(style->unicodeBidi()) /* directionalOverride */);

    if (length) {
        if (text->is8Bit())
            run.setText(text->characters8() + position, length);
        else
            run.setText(text->characters16() + position, length);
    }

    if (textRunNeedsRenderingContext(style->font()))
        run.setRenderingContext(SVGTextRunRenderingContext::create(text));

    // We handle letter & word spacing ourselves.
    run.disableSpacing();

    // Propagate the maximum length of the characters buffer to the TextRun, even when we're only processing a substring.
    run.setCharactersLength(text->textLength() - position);
    ASSERT(run.charactersLength() >= run.length());
    return run;
}
コード例 #10
0
IntRect SVGInlineTextBox::calculateBoundaries() const
{
    FloatRect textRect;

    RenderText* textRenderer = this->textRenderer();
    ASSERT(textRenderer);

    RenderStyle* style = textRenderer->style();
    ASSERT(style);

    int baseline = baselinePosition(AlphabeticBaseline);
    int heightDifference = baseline - style->font().ascent();

    unsigned textFragmentsSize = m_textFragments.size();
    for (unsigned i = 0; i < textFragmentsSize; ++i) {
        const SVGTextFragment& fragment = m_textFragments.at(i);
        FloatRect fragmentRect(fragment.x, fragment.y - baseline, fragment.width, fragment.height + heightDifference);

        if (!fragment.transform.isIdentity())
            fragmentRect = fragment.transform.mapRect(fragmentRect);

        textRect.unite(fragmentRect);
    }

    return enclosingIntRect(textRect);
}
コード例 #11
0
void EllipsisBox::paint(PaintInfo& paintInfo, const LayoutPoint& paintOffset, LayoutUnit lineTop, LayoutUnit lineBottom)
{
    GraphicsContext* context = paintInfo.context;
    RenderStyle* style = m_renderer->style(isFirstLineStyle());
    Color styleTextColor = style->visitedDependentColor(CSSPropertyWebkitTextFillColor);
    if (styleTextColor != context->fillColor())
        context->setFillColor(styleTextColor, style->colorSpace());

    Color textColor = styleTextColor;
    const Font& font = style->font();
    if (selectionState() != RenderObject::SelectionNone) {
        paintSelection(context, paintOffset, style, font);

        // Select the correct color for painting the text.
        Color foreground = paintInfo.forceBlackText() ? Color::black : renderer()->selectionForegroundColor();
        if (foreground.isValid() && foreground != styleTextColor)
            context->setFillColor(foreground, style->colorSpace());
    }

    const ShadowData* shadow = style->textShadow();
    bool hasShadow = shadow;
    if (hasShadow) {
        // FIXME: it would be better if we could get the shadows top-to-bottom from the style.
        Vector<const ShadowData*, 4> shadows;
        do {
            shadows.append(shadow);
        } while ((shadow = shadow->next()));

        DrawLooper drawLooper;
        drawLooper.addUnmodifiedContent();
        for (int i = shadows.size() - 1; i >= 0; i--) {
            shadow = shadows[i];
            int shadowX = isHorizontal() ? shadow->x() : shadow->y();
            int shadowY = isHorizontal() ? shadow->y() : -shadow->x();
            FloatSize offset(shadowX, shadowY);
            drawLooper.addShadow(offset, shadow->blur(), shadow->color(),
                DrawLooper::ShadowRespectsTransforms, DrawLooper::ShadowIgnoresAlpha);
        }
        context->setDrawLooper(drawLooper);
    }

    // FIXME: Why is this always LTR? Fix by passing correct text run flags below.
    FloatPoint boxOrigin(paintOffset);
    boxOrigin.move(x(), y());
    FloatRect boxRect(boxOrigin, LayoutSize(logicalWidth(), logicalHeight()));
    FloatPoint textOrigin(boxOrigin.x(), boxOrigin.y() + style->fontMetrics().ascent());
    TextRun textRun = RenderBlock::constructTextRun(renderer(), font, m_str, style, TextRun::AllowTrailingExpansion);
    TextRunPaintInfo textRunPaintInfo(textRun);
    textRunPaintInfo.bounds = boxRect;
    context->drawText(font, textRunPaintInfo, textOrigin);

    // Restore the regular fill color.
    if (styleTextColor != context->fillColor())
        context->setFillColor(styleTextColor, style->colorSpace());

    if (hasShadow)
        context->clearDrawLooper();

    paintMarkupBox(paintInfo, paintOffset, lineTop, lineBottom, style);
}
コード例 #12
0
bool EllipsisBox::nodeAtPoint(const HitTestRequest& request, HitTestResult& result, int x, int y, int tx, int ty)
{
    tx += m_x;
    ty += m_y;

    // Hit test the markup box.
    if (m_markupBox) {
        RenderStyle* style = m_renderer->style(m_firstLine);
        int mtx = tx + m_width - m_markupBox->x();
        int mty = ty + style->font().ascent() - (m_markupBox->y() + m_markupBox->renderer()->style(m_firstLine)->font().ascent());
        if (m_markupBox->nodeAtPoint(request, result, x, y, mtx, mty)) {
            renderer()->updateHitTestResult(result, IntPoint(x - mtx, y - mty));
            return true;
        }
    }

    IntRect boundsRect = IntRect(tx, ty, m_width, m_height);
    if (visibleToHitTesting() && boundsRect.intersects(result.rectFromPoint(x, y))) {
        renderer()->updateHitTestResult(result, IntPoint(x - tx, y - ty));
        if (!result.addNodeToRectBasedTestResult(renderer()->node(), x, y, boundsRect))
            return true;
    }

    return false;
}
コード例 #13
0
ファイル: EllipsisBox.cpp プロジェクト: venkatarajasekhar/Qt
void EllipsisBox::paint(PaintInfo& paintInfo, const LayoutPoint& paintOffset, LayoutUnit lineTop, LayoutUnit lineBottom)
{
    GraphicsContext* context = paintInfo.context;
    RenderStyle* style = renderer().style(isFirstLineStyle());

    const Font& font = style->font();
    FloatPoint boxOrigin = locationIncludingFlipping();
    boxOrigin.moveBy(FloatPoint(paintOffset));
    if (!isHorizontal())
        boxOrigin.move(0, -virtualLogicalHeight());
    FloatRect boxRect(boxOrigin, LayoutSize(logicalWidth(), virtualLogicalHeight()));
    GraphicsContextStateSaver stateSaver(*context);
    if (!isHorizontal())
        context->concatCTM(InlineTextBox::rotation(boxRect, InlineTextBox::Clockwise));
    FloatPoint textOrigin = FloatPoint(boxOrigin.x(), boxOrigin.y() + font.fontMetrics().ascent());

    Color styleTextColor = renderer().resolveColor(style, CSSPropertyWebkitTextFillColor);
    if (styleTextColor != context->fillColor())
        context->setFillColor(styleTextColor);

    if (selectionState() != RenderObject::SelectionNone) {
        paintSelection(context, boxOrigin, style, font);

        // Select the correct color for painting the text.
        Color foreground = paintInfo.forceBlackText() ? Color::black : renderer().selectionForegroundColor();
        if (foreground != styleTextColor)
            context->setFillColor(foreground);
    }

    // Text shadows are disabled when printing. http://crbug.com/258321
    const ShadowList* shadowList = context->printing() ? 0 : style->textShadow();
    bool hasShadow = shadowList;
    if (hasShadow) {
        OwnPtr<DrawLooperBuilder> drawLooperBuilder = DrawLooperBuilder::create();
        for (size_t i = shadowList->shadows().size(); i--; ) {
            const ShadowData& shadow = shadowList->shadows()[i];
            float shadowX = isHorizontal() ? shadow.x() : shadow.y();
            float shadowY = isHorizontal() ? shadow.y() : -shadow.x();
            FloatSize offset(shadowX, shadowY);
            drawLooperBuilder->addShadow(offset, shadow.blur(), shadow.color(),
                DrawLooperBuilder::ShadowRespectsTransforms, DrawLooperBuilder::ShadowIgnoresAlpha);
        }
        drawLooperBuilder->addUnmodifiedContent();
        context->setDrawLooper(drawLooperBuilder.release());
    }

    TextRun textRun = RenderBlockFlow::constructTextRun(&renderer(), font, m_str, style, TextRun::AllowTrailingExpansion);
    TextRunPaintInfo textRunPaintInfo(textRun);
    textRunPaintInfo.bounds = boxRect;
    context->drawText(font, textRunPaintInfo, textOrigin);

    // Restore the regular fill color.
    if (styleTextColor != context->fillColor())
        context->setFillColor(styleTextColor);

    if (hasShadow)
        context->clearDrawLooper();

    paintMarkupBox(paintInfo, paintOffset, lineTop, lineBottom, style);
}
コード例 #14
0
PopupMenuStyle RenderMenuList::itemStyle(unsigned listIndex) const
{
    HTMLSelectElement* select = static_cast<HTMLSelectElement*>(node());
    HTMLElement* element = select->listItems()[listIndex];
    
    RenderStyle* style = element->renderStyle() ? element->renderStyle() : element->computedStyle();
    return style ? PopupMenuStyle(style->color(), itemBackgroundColor(listIndex), style->font(), style->visibility() == VISIBLE, style->textIndent(), style->direction()) : menuStyle();
}
コード例 #15
0
void MediaPlayerPrivate::paint(GraphicsContext* p, const IntRect& r)
{
    if (p->paintingDisabled() || !m_qtMovie || m_hasUnsupportedTracks)
        return;

    bool usingTempBitmap = false;
    OwnPtr<GraphicsContext::WindowsBitmap> bitmap;
    HDC hdc = p->getWindowsContext(r);
    if (!hdc) {
        // The graphics context doesn't have an associated HDC so create a temporary
        // bitmap where QTMovieWin can draw the frame and we can copy it.
        usingTempBitmap = true;
        bitmap.set(p->createWindowsBitmap(r.size()));
        hdc = bitmap->hdc();

        // FIXME: is this necessary??
        XFORM xform;
        xform.eM11 = 1.0f;
        xform.eM12 = 0.0f;
        xform.eM21 = 0.0f;
        xform.eM22 = 1.0f;
        xform.eDx = -r.x();
        xform.eDy = -r.y();
        SetWorldTransform(hdc, &xform);
    }

    m_qtMovie->paint(hdc, r.x(), r.y());
    if (usingTempBitmap)
        p->drawWindowsBitmap(bitmap.get(), r.topLeft());
    else
        p->releaseWindowsContext(hdc, r);

#if DRAW_FRAME_RATE
    if (m_frameCountWhilePlaying > 10) {
        Frame* frame = m_player->frameView() ? m_player->frameView()->frame() : NULL;
        Document* document = frame ? frame->document() : NULL;
        RenderObject* renderer = document ? document->renderer() : NULL;
        RenderStyle* styleToUse = renderer ? renderer->style() : NULL;
        if (styleToUse) {
            double frameRate = (m_frameCountWhilePlaying - 1) / (0.001 * ( m_startedPlaying ? (GetTickCount() - m_timeStartedPlaying) :
                (m_timeStoppedPlaying - m_timeStartedPlaying) ));
            String text = String::format("%1.2f", frameRate);
            TextRun textRun(text.characters(), text.length());
            const Color color(255, 0, 0);
            p->save();
            p->translate(r.x(), r.y() + r.height());
            p->setFont(styleToUse->font());
            p->setStrokeColor(color);
            p->setStrokeStyle(SolidStroke);
            p->setStrokeThickness(1.0f);
            p->setFillColor(color);
            p->drawText(textRun, IntPoint(2, -3));
            p->restore();
        }
    }
#endif
}
コード例 #16
0
void InlineFlowBox::paintDecorations(RenderObject::PaintInfo& pI, int _tx, int _ty, bool paintedChildren)
{
    // Now paint our text decorations. We only do this if we aren't in quirks mode (i.e., in
    // almost-strict mode or strict mode).
    if (object()->style()->htmlHacks() || object()->style()->visibility() != VISIBLE)
        return;

    _tx += m_x;
    _ty += m_y;
    RenderStyle* styleToUse = object()->style(m_firstLine);
    int deco = parent() ? styleToUse->textDecoration() : styleToUse->textDecorationsInEffect();
    if (deco != TDNONE &&
        ((!paintedChildren && ((deco & UNDERLINE) || (deco & OVERLINE))) || (paintedChildren && (deco & LINE_THROUGH))) &&
        shouldDrawDecoration(object())) {
        // We must have child boxes and have decorations defined.
        _tx += borderLeft() + paddingLeft();
        int w = m_width - (borderLeft() + paddingLeft() + borderRight() + paddingRight());
        if ( !w )
            return;
        const QFontMetrics &fm = object()->fontMetrics( m_firstLine );
        // thick lines on small fonts look ugly
        int thickness = fm.height() > 20 ? fm.lineWidth() : 1;
        QColor underline, overline, linethrough;
        underline = overline = linethrough = styleToUse->color();
        if (!parent())
            object()->getTextDecorationColors(deco, underline, overline, linethrough);

        if (styleToUse->font() != pI.p->font())
            pI.p->setFont(styleToUse->font());

        if (deco & UNDERLINE && !paintedChildren) {
            int underlineOffset = ( fm.height() + m_baseline ) / 2;
            if (underlineOffset <= m_baseline) underlineOffset = m_baseline+1;

            pI.p->fillRect(_tx, _ty + underlineOffset, w, thickness, underline );
        }
        if (deco & OVERLINE && !paintedChildren) {
            pI.p->fillRect(_tx, _ty, w, thickness, overline );
        }
        if (deco & LINE_THROUGH && paintedChildren) {
            pI.p->fillRect(_tx, _ty + 2*m_baseline/3, w, thickness, linethrough );
        }
    }
}
コード例 #17
0
ファイル: InlineTextBox.cpp プロジェクト: Fale/qtmoko
int InlineTextBox::offsetForPosition(int _x, bool includePartialGlyphs) const
{
    if (isLineBreak())
        return 0;

    RenderText* text = static_cast<RenderText*>(m_object);
    RenderStyle *style = text->style(m_firstLine);
    const Font* f = &style->font();
    return f->offsetForPosition(TextRun(textObject()->text()->characters() + m_start, m_len, textObject()->allowTabs(), textPos(), m_toAdd, direction() == RTL, m_dirOverride || style->visuallyOrdered()),
                                _x - m_x, includePartialGlyphs);
}
コード例 #18
0
 Style(const RenderStyle& style)
     : font(style.font())
     , textAlign(style.textAlign())
     , collapseWhitespace(style.collapseWhiteSpace())
     , preserveNewline(style.preserveNewline())
     , wrapLines(style.autoWrap())
     , breakWordOnOverflow(style.overflowWrap() == BreakOverflowWrap && (wrapLines || preserveNewline))
     , spaceWidth(font.width(TextRun(&space, 1)))
     , tabWidth(collapseWhitespace ? 0 : style.tabSize())
 {
 }
コード例 #19
0
ファイル: SVGLength.cpp プロジェクト: dslab-epfl/warr
float SVGLength::convertValueFromEXSToUserUnits(float value, const SVGElement* context, ExceptionCode& ec) const
{
    if (!context || !context->renderer() || !context->renderer()->style()) {
        ec = NOT_SUPPORTED_ERR;
        return 0;
    }

    RenderStyle* style = context->renderer()->style();
    // Use of ceil allows a pixel match to the W3Cs expected output of coords-units-03-b.svg
    // if this causes problems in real world cases maybe it would be best to remove this
    return value * ceilf(style->font().xHeight());
}
コード例 #20
0
ファイル: render_style.cpp プロジェクト: Fat-Zer/tdelibs
TQString RenderStyle::createDiff( const RenderStyle &parent ) const
{
    TQString res;
      if ( color().isValid() && parent.color() != color() )
        res += " [color=" + color().name() + "]";
    if ( backgroundColor().isValid() && parent.backgroundColor() != backgroundColor() )
        res += " [bgcolor=" + backgroundColor().name() + "]";
    if ( parent.font() != font() )
        res += " [font=" + describeFont( font() ) + "]";

    return res;
}
コード例 #21
0
void EllipsisBox::paint(RenderObject::PaintInfo& paintInfo, int tx, int ty)
{
    GraphicsContext* context = paintInfo.context;
    RenderStyle* style = m_renderer->style(m_firstLine);
    Color textColor = style->color();
    if (textColor != context->fillColor())
        context->setFillColor(textColor, style->colorSpace());
    bool setShadow = false;
    if (style->textShadow()) {
        context->setShadow(IntSize(style->textShadow()->x, style->textShadow()->y),
                           style->textShadow()->blur, style->textShadow()->color, style->colorSpace());
        setShadow = true;
    }

    if (selectionState() != RenderObject::SelectionNone) {
        paintSelection(context, tx, ty, style, style->font());

        // Select the correct color for painting the text.
        Color foreground = paintInfo.forceBlackText ? Color::black : renderer()->selectionForegroundColor();
        if (foreground.isValid() && foreground != textColor)
            context->setFillColor(foreground, style->colorSpace());
    }

    const String& str = m_str;
    context->drawText(style->font(), TextRun(str.characters(), str.length(), false, 0, 0, false, style->visuallyOrdered()), IntPoint(m_x + tx, m_y + ty + style->font().ascent()));

    // Restore the regular fill color.
    if (textColor != context->fillColor())
        context->setFillColor(textColor, style->colorSpace());

    if (setShadow)
        context->clearShadow();

    if (m_markupBox) {
        // Paint the markup box
        tx += m_x + m_width - m_markupBox->x();
        ty += m_y + style->font().ascent() - (m_markupBox->y() + m_markupBox->renderer()->style(m_firstLine)->font().ascent());
        m_markupBox->paint(paintInfo, tx, ty);
    }
}
コード例 #22
0
VisiblePosition RenderSVGInlineText::positionForPoint(const IntPoint& point)
{
    if (!firstTextBox() || !textLength())
        return createVisiblePosition(0, DOWNSTREAM);

    RenderStyle* style = this->style();
    ASSERT(style);
    int baseline = style->font().ascent();

    RenderBlock* containingBlock = this->containingBlock();
    ASSERT(containingBlock);

    // Map local point to absolute point, as the character origins stored in the text fragments use absolute coordinates.
    FloatPoint absolutePoint(point);
    absolutePoint.move(containingBlock->x(), containingBlock->y());

    float closestDistance = std::numeric_limits<float>::max();
    float closestDistancePosition = 0;
    const SVGTextFragment* closestDistanceFragment = 0;
    SVGInlineTextBox* closestDistanceBox = 0;

    for (InlineTextBox* box = firstTextBox(); box; box = box->nextTextBox()) {
        ASSERT(box->isSVGInlineTextBox());
        SVGInlineTextBox* textBox = static_cast<SVGInlineTextBox*>(box);
        Vector<SVGTextFragment>& fragments = textBox->textFragments();

        unsigned textFragmentsSize = fragments.size();
        for (unsigned i = 0; i < textFragmentsSize; ++i) {
            const SVGTextFragment& fragment = fragments.at(i);
            FloatRect fragmentRect(fragment.x, fragment.y - baseline, fragment.width, fragment.height);
            if (!fragment.transform.isIdentity())
                fragmentRect = fragment.transform.mapRect(fragmentRect);

            float distance = powf(fragmentRect.x() - absolutePoint.x(), 2) +
                             powf(fragmentRect.y() + fragmentRect.height() / 2 - absolutePoint.y(), 2);

            if (distance < closestDistance) {
                closestDistance = distance;
                closestDistanceBox = textBox;
                closestDistanceFragment = &fragment;
                closestDistancePosition = fragmentRect.x();
            }
        }
    }

    if (!closestDistanceFragment)
        return createVisiblePosition(0, DOWNSTREAM);

    int offset = closestDistanceBox->offsetForPositionInFragment(*closestDistanceFragment, absolutePoint.x() - closestDistancePosition, true);
    return createVisiblePosition(offset + closestDistanceBox->start(), offset > 0 ? VP_UPSTREAM_IF_POSSIBLE : DOWNSTREAM);
}
コード例 #23
0
float SVGLength::value() const
{
    SVGLengthType type = extractType(m_unit);
    if (type == LengthTypeUnknown)
        return 0.0f;

    switch (type) {
    case LengthTypeNumber:
        return m_valueInSpecifiedUnits;
    case LengthTypePercentage:
        return SVGLength::PercentageOfViewport(m_valueInSpecifiedUnits / 100.0f, m_context, extractMode(m_unit));
    case LengthTypeEMS:
    case LengthTypeEXS:
    {
        RenderStyle* style = 0;
        if (m_context && m_context->renderer())
            style = m_context->renderer()->style();
        if (style) {
            float useSize = style->fontSize();
            ASSERT(useSize > 0);
            if (type == LengthTypeEMS)
                return m_valueInSpecifiedUnits * useSize;
            else {
                float xHeight = style->font().xHeight();
                // Use of ceil allows a pixel match to the W3Cs expected output of coords-units-03-b.svg
                // if this causes problems in real world cases maybe it would be best to remove this
                return m_valueInSpecifiedUnits * ceilf(xHeight);
            }
        }
        return 0.0f;
    }
    case LengthTypePX:
        return m_valueInSpecifiedUnits;
    case LengthTypeCM:
        return m_valueInSpecifiedUnits / 2.54f * cssPixelsPerInch;
    case LengthTypeMM:
        return m_valueInSpecifiedUnits / 25.4f * cssPixelsPerInch;
    case LengthTypeIN:
        return m_valueInSpecifiedUnits * cssPixelsPerInch;
    case LengthTypePT:
        return m_valueInSpecifiedUnits / 72.0f * cssPixelsPerInch;
    case LengthTypePC:
        return m_valueInSpecifiedUnits / 6.0f * cssPixelsPerInch;
    default:
        break;
    }

    ASSERT_NOT_REACHED();
    return 0.0f;
}
コード例 #24
0
void RenderFileUploadControl::computePreferredLogicalWidths()
{
    ASSERT(preferredLogicalWidthsDirty());

    m_minPreferredLogicalWidth = 0;
    m_maxPreferredLogicalWidth = 0;

    RenderStyle* style = this->style();
    ASSERT(style);

    const Font& font = style->font();
    if (style->width().isFixed() && style->width().value() > 0)
        m_minPreferredLogicalWidth = m_maxPreferredLogicalWidth = computeContentBoxLogicalWidth(style->width().value());
    else {
        // Figure out how big the filename space needs to be for a given number of characters
        // (using "0" as the nominal character).
        const UChar character = '0';
        const String characterAsString = String(&character, 1);
        float minDefaultLabelWidth = defaultWidthNumChars * font.width(constructTextRun(this, font, characterAsString, style, TextRun::AllowTrailingExpansion));

        const String label = theme()->fileListDefaultLabel(node()->toInputElement()->multiple());
        float defaultLabelWidth = font.width(constructTextRun(this, font, label, style, TextRun::AllowTrailingExpansion));
        if (HTMLInputElement* button = uploadButton())
            if (RenderObject* buttonRenderer = button->renderer())
                defaultLabelWidth += buttonRenderer->maxPreferredLogicalWidth() + afterButtonSpacing;
        m_maxPreferredLogicalWidth = static_cast<int>(ceilf(max(minDefaultLabelWidth, defaultLabelWidth)));
    }

    if (style->minWidth().isFixed() && style->minWidth().value() > 0) {
        m_maxPreferredLogicalWidth = max(m_maxPreferredLogicalWidth, computeContentBoxLogicalWidth(style->minWidth().value()));
        m_minPreferredLogicalWidth = max(m_minPreferredLogicalWidth, computeContentBoxLogicalWidth(style->minWidth().value()));
    } else if (style->width().isPercent() || (style->width().isAuto() && style->height().isPercent()))
        m_minPreferredLogicalWidth = 0;
    else
        m_minPreferredLogicalWidth = m_maxPreferredLogicalWidth;

    if (style->maxWidth().isFixed()) {
        m_maxPreferredLogicalWidth = min(m_maxPreferredLogicalWidth, computeContentBoxLogicalWidth(style->maxWidth().value()));
        m_minPreferredLogicalWidth = min(m_minPreferredLogicalWidth, computeContentBoxLogicalWidth(style->maxWidth().value()));
    }

    int toAdd = borderAndPaddingWidth();
    m_minPreferredLogicalWidth += toAdd;
    m_maxPreferredLogicalWidth += toAdd;

    setPreferredLogicalWidthsDirty(false);
}
コード例 #25
0
ファイル: RenderThemeSafari.cpp プロジェクト: ddxxyy/webkit
void RenderThemeSafari::setFontFromControlSize(StyleResolver& styleResolver, RenderStyle& style, NSControlSize controlSize) const
{
    FontDescription fontDescription;
    fontDescription.setIsAbsoluteSize(true);
    fontDescription.setGenericFamily(FontDescription::SerifFamily);

    float fontSize = systemFontSizeForControlSize(controlSize);
    fontDescription.setOneFamily("Lucida Grande");
    fontDescription.setComputedSize(fontSize);
    fontDescription.setSpecifiedSize(fontSize);

    // Reset line height
    style.setLineHeight(RenderStyle::initialLineHeight());

    if (style.setFontDescription(fontDescription))
        style.font().update(styleResolver.fontSelector());
}
コード例 #26
0
int SVGInlineTextBox::offsetForPositionInFragment(const SVGTextFragment& fragment, float position, bool includePartialGlyphs) const
{
    RenderText* textRenderer = this->textRenderer();
    ASSERT(textRenderer);

    RenderStyle* style = textRenderer->style();
    ASSERT(style);

    TextRun textRun(constructTextRun(style, fragment));

    // Eventually handle lengthAdjust="spacingAndGlyphs".
    // FIXME: Handle vertical text.
    if (!fragment.transform.isIdentity())
        textRun.setHorizontalGlyphStretch(narrowPrecisionToFloat(fragment.transform.xScale()));

    return fragment.positionListOffset - start() + style->font().offsetForPosition(textRun, position, includePartialGlyphs);
}
コード例 #27
0
ファイル: SVGLength.cpp プロジェクト: oroisec/ios
void SVGLength::updateValue(bool notify)
{
    switch(m_unitType)
    {
        case SVG_LENGTHTYPE_PX:
            m_value = m_valueInSpecifiedUnits;
            break;
        case SVG_LENGTHTYPE_CM:
            m_value = (m_valueInSpecifiedUnits / 2.54) * dpi();
            break;
        case SVG_LENGTHTYPE_MM:
            m_value = (m_valueInSpecifiedUnits / 25.4) * dpi();
            break;
        case SVG_LENGTHTYPE_IN:
            m_value = m_valueInSpecifiedUnits * dpi();
            break;
        case SVG_LENGTHTYPE_PT:
            m_value = (m_valueInSpecifiedUnits / 72.0) * dpi();
            break;
        case SVG_LENGTHTYPE_PC:
            m_value = (m_valueInSpecifiedUnits / 6.0) * dpi();
            break;
        case SVG_LENGTHTYPE_EMS:
        case SVG_LENGTHTYPE_EXS:
            if (m_context && m_context->renderer()) {
                RenderStyle *style = m_context->renderer()->style();
                float useSize = style->fontSize();
                ASSERT(useSize > 0);
                if (m_unitType == SVG_LENGTHTYPE_EMS)
                    m_value = m_valueInSpecifiedUnits * useSize;
                else {
                    float xHeight = style->font().xHeight();
                    // Use of ceil allows a pixel match to the W3Cs expected output of coords-units-03-b.svg
                    // if this causes problems in real world cases maybe it would be best to remove this
                    m_value = m_valueInSpecifiedUnits * ceil(xHeight);
                }
                m_requiresLayout = false;
            } else {
                m_requiresLayout = true;
            }
            break;
    }
    if (notify && m_context)
        m_context->notifyAttributeChange();
}
コード例 #28
0
ファイル: RenderSVGInlineText.cpp プロジェクト: boska/webkit
void RenderSVGInlineText::computeNewScaledFontForStyle(const RenderObject& renderer, const RenderStyle& style, float& scalingFactor, Font& scaledFont)
{
    // Alter font-size to the right on-screen value to avoid scaling the glyphs themselves, except when GeometricPrecision is specified
    scalingFactor = SVGRenderingContext::calculateScreenFontSizeScalingFactor(renderer);
    if (scalingFactor == 1 || !scalingFactor || style.fontDescription().textRenderingMode() == GeometricPrecision) {
        scalingFactor = 1;
        scaledFont = style.font();
        return;
    }

    FontDescription fontDescription(style.fontDescription());

    // FIXME: We need to better handle the case when we compute very small fonts below (below 1pt).
    fontDescription.setComputedSize(Style::computedFontSizeFromSpecifiedSizeForSVGInlineText(fontDescription.computedSize(), fontDescription.isAbsoluteSize(), scalingFactor, renderer.document()));

    scaledFont = Font(fontDescription, 0, 0);
    scaledFont.update(renderer.document().ensureStyleResolver().fontSelector());
}
コード例 #29
0
ファイル: EllipsisBox.cpp プロジェクト: domenic/mojo
void EllipsisBox::paint(PaintInfo& paintInfo, const LayoutPoint& paintOffset, LayoutUnit lineTop, LayoutUnit lineBottom)
{
    GraphicsContext* context = paintInfo.context;
    RenderStyle* style = renderer().style(isFirstLineStyle());

    const Font& font = style->font();
    FloatPoint boxOrigin = locationIncludingFlipping();
    boxOrigin.moveBy(FloatPoint(paintOffset));
    FloatRect boxRect(boxOrigin, LayoutSize(logicalWidth(), virtualLogicalHeight()));
    GraphicsContextStateSaver stateSaver(*context);
    FloatPoint textOrigin = FloatPoint(boxOrigin.x(), boxOrigin.y() + font.fontMetrics().ascent());

    Color styleTextColor = renderer().resolveColor(style, CSSPropertyWebkitTextFillColor);
    if (styleTextColor != context->fillColor())
        context->setFillColor(styleTextColor);

    if (selectionState() != RenderObject::SelectionNone) {
        paintSelection(context, boxOrigin, style, font);

        // Select the correct color for painting the text.
        Color foreground = paintInfo.forceBlackText() ? Color::black : renderer().selectionForegroundColor();
        if (foreground != styleTextColor)
            context->setFillColor(foreground);
    }

    const ShadowList* shadowList = style->textShadow();
    bool hasShadow = shadowList;
    if (hasShadow)
        context->setDrawLooper(shadowList->createDrawLooper(DrawLooperBuilder::ShadowIgnoresAlpha));

    TextRun textRun = constructTextRun(&renderer(), font, m_str, style, TextRun::AllowTrailingExpansion);
    TextRunPaintInfo textRunPaintInfo(textRun);
    textRunPaintInfo.bounds = boxRect;
    context->drawText(font, textRunPaintInfo, textOrigin);

    // Restore the regular fill color.
    if (styleTextColor != context->fillColor())
        context->setFillColor(styleTextColor);

    if (hasShadow)
        context->clearDrawLooper();

    paintMarkupBox(paintInfo, paintOffset, lineTop, lineBottom, style);
}
コード例 #30
0
void RenderFileUploadControl::computePreferredLogicalWidths()
{
    ASSERT(preferredLogicalWidthsDirty());

    m_minPreferredLogicalWidth = 0;
    m_maxPreferredLogicalWidth = 0;

    RenderStyle* style = this->style();
    ASSERT(style);

    const Font& font = style->font();
    if (style->width().isFixed() && style->width().value() > 0)
        m_minPreferredLogicalWidth = m_maxPreferredLogicalWidth = computeContentBoxLogicalWidth(style->width().value());
    else {
        // Figure out how big the filename space needs to be for a given number of characters
        // (using "0" as the nominal character).
        const UChar ch = '0';
        const String str = String(&ch, 1);
        float charWidth = font.width(constructTextRun(this, font, str, style, TextRun::AllowTrailingExpansion));
        m_maxPreferredLogicalWidth = (int)ceilf(charWidth * defaultWidthNumChars);
    }

    if (style->minWidth().isFixed() && style->minWidth().value() > 0) {
        m_maxPreferredLogicalWidth = max(m_maxPreferredLogicalWidth, computeContentBoxLogicalWidth(style->minWidth().value()));
        m_minPreferredLogicalWidth = max(m_minPreferredLogicalWidth, computeContentBoxLogicalWidth(style->minWidth().value()));
    } else if (style->width().isPercent() || (style->width().isAuto() && style->height().isPercent()))
        m_minPreferredLogicalWidth = 0;
    else
        m_minPreferredLogicalWidth = m_maxPreferredLogicalWidth;

    if (style->maxWidth().isFixed()) {
        m_maxPreferredLogicalWidth = min(m_maxPreferredLogicalWidth, computeContentBoxLogicalWidth(style->maxWidth().value()));
        m_minPreferredLogicalWidth = min(m_minPreferredLogicalWidth, computeContentBoxLogicalWidth(style->maxWidth().value()));
    }

    int toAdd = borderAndPaddingWidth();
    m_minPreferredLogicalWidth += toAdd;
    m_maxPreferredLogicalWidth += toAdd;

    setPreferredLogicalWidthsDirty(false);
}