void AXObject::scrollToGlobalPoint(const IntPoint& globalPoint) const
{
    // Search up the parent chain and create a vector of all scrollable parent objects
    // and ending with this object itself.
    Vector<const AXObject*> objects;
    AXObject* parentObject;
    for (parentObject = this->parentObject(); parentObject; parentObject = parentObject->parentObject()) {
        if (parentObject->getScrollableAreaIfScrollable())
            objects.prepend(parentObject);
    }
    objects.append(this);

    // Start with the outermost scrollable (the main window) and try to scroll the
    // next innermost object to the given point.
    int offsetX = 0, offsetY = 0;
    IntPoint point = globalPoint;
    size_t levels = objects.size() - 1;
    for (size_t i = 0; i < levels; i++) {
        const AXObject* outer = objects[i];
        const AXObject* inner = objects[i + 1];

        ScrollableArea* scrollableArea = outer->getScrollableAreaIfScrollable();

        LayoutRect innerRect = inner->isAXScrollView() ? inner->parentObject()->elementRect() : inner->elementRect();
        LayoutRect objectRect = innerRect;
        IntPoint scrollPosition = scrollableArea->scrollPosition();

        // Convert the object rect into local coordinates.
        objectRect.move(offsetX, offsetY);
        if (!outer->isAXScrollView())
            objectRect.move(scrollPosition.x(), scrollPosition.y());

        int desiredX = computeBestScrollOffset(
            0,
            objectRect.x(), objectRect.maxX(),
            objectRect.x(), objectRect.maxX(),
            point.x(), point.x());
        int desiredY = computeBestScrollOffset(
            0,
            objectRect.y(), objectRect.maxY(),
            objectRect.y(), objectRect.maxY(),
            point.y(), point.y());
        outer->scrollTo(IntPoint(desiredX, desiredY));

        if (outer->isAXScrollView() && !inner->isAXScrollView()) {
            // If outer object we just scrolled is a scroll view (main window or iframe) but the
            // inner object is not, keep track of the coordinate transformation to apply to
            // future nested calculations.
            scrollPosition = scrollableArea->scrollPosition();
            offsetX -= (scrollPosition.x() + point.x());
            offsetY -= (scrollPosition.y() + point.y());
            point.move(scrollPosition.x() - innerRect.x(), scrollPosition.y() - innerRect.y());
        } else if (inner->isAXScrollView()) {
            // Otherwise, if the inner object is a scroll view, reset the coordinate transformation.
            offsetX = 0;
            offsetY = 0;
        }
    }
}
LayoutRect InlineTextBox::localSelectionRect(int startPos, int endPos) const
{
    int sPos = std::max(startPos - m_start, 0);
    int ePos = std::min(endPos - m_start, (int)m_len);

    if (sPos > ePos)
        return LayoutRect();

    FontCachePurgePreventer fontCachePurgePreventer;

    LayoutUnit selTop = root().selectionTop();
    LayoutUnit selHeight = root().selectionHeight();
    const ComputedStyle& styleToUse = getLineLayoutItem().styleRef(isFirstLineStyle());
    const Font& font = styleToUse.font();

    StringBuilder charactersWithHyphen;
    bool respectHyphen = ePos == m_len && hasHyphen();
    TextRun textRun = constructTextRun(styleToUse, font, respectHyphen ? &charactersWithHyphen : 0);

    LayoutPoint startingPoint = LayoutPoint(logicalLeft(), selTop);
    LayoutRect r;
    if (sPos || ePos != static_cast<int>(m_len)) {
        r = LayoutRect(enclosingIntRect(font.selectionRectForText(textRun, FloatPoint(startingPoint), selHeight, sPos, ePos)));
    } else { // Avoid computing the font width when the entire line box is selected as an optimization.
        // FIXME: the call to rawValue() below is temporary and should be removed once the transition
        // to LayoutUnit-based types is complete (crbug.com/321237)
        r = LayoutRect(enclosingIntRect(LayoutRect(startingPoint, LayoutSize(m_logicalWidth, selHeight))));
    }

    LayoutUnit logicalWidth = r.width();
    if (r.x() > logicalRight())
        logicalWidth = LayoutUnit();
    else if (r.maxX() > logicalRight())
        logicalWidth = logicalRight() - r.x();

    LayoutPoint topPoint;
    LayoutUnit width;
    LayoutUnit height;
    if (isHorizontal()) {
        topPoint = LayoutPoint(r.x(), selTop);
        width = logicalWidth;
        height = selHeight;
        if (hasWrappedSelectionNewline()) {
            if (!isLeftToRightDirection())
                topPoint.setX(LayoutUnit(topPoint.x() - newlineSpaceWidth()));
            width += newlineSpaceWidth();
        }
    } else {
        topPoint = LayoutPoint(selTop, r.x());
        width = selHeight;
        height = logicalWidth;
        // TODO(wkorman): RTL text embedded in top-to-bottom text can create
        // bottom-to-top situations. Add tests and ensure we handle correctly.
        if (hasWrappedSelectionNewline())
            height += newlineSpaceWidth();
    }

    return LayoutRect(topPoint, LayoutSize(width, height));
}
RoundedInnerRectClipper::RoundedInnerRectClipper(LayoutObject& layoutObject, const PaintInfo& paintInfo, const LayoutRect& rect, const FloatRoundedRect& clipRect, RoundedInnerRectClipperBehavior behavior)
    : m_layoutObject(layoutObject)
    , m_paintInfo(paintInfo)
    , m_useDisplayItemList(RuntimeEnabledFeatures::slimmingPaintEnabled() && behavior == ApplyToDisplayListIfEnabled)
    , m_clipType(m_useDisplayItemList ? m_paintInfo.displayItemTypeForClipping() : DisplayItem::ClipBoxPaintPhaseFirst)
{
    Vector<FloatRoundedRect> roundedRectClips;
    if (clipRect.isRenderable()) {
        roundedRectClips.append(clipRect);
    } else {
        // We create a rounded rect for each of the corners and clip it, while making sure we clip opposing corners together.
        if (!clipRect.radii().topLeft().isEmpty() || !clipRect.radii().bottomRight().isEmpty()) {
            FloatRect topCorner(clipRect.rect().x(), clipRect.rect().y(), rect.maxX() - clipRect.rect().x(), rect.maxY() - clipRect.rect().y());
            FloatRoundedRect::Radii topCornerRadii;
            topCornerRadii.setTopLeft(clipRect.radii().topLeft());
            roundedRectClips.append(FloatRoundedRect(topCorner, topCornerRadii));

            FloatRect bottomCorner(rect.x().toFloat(), rect.y().toFloat(), clipRect.rect().maxX() - rect.x().toFloat(), clipRect.rect().maxY() - rect.y().toFloat());
            FloatRoundedRect::Radii bottomCornerRadii;
            bottomCornerRadii.setBottomRight(clipRect.radii().bottomRight());
            roundedRectClips.append(FloatRoundedRect(bottomCorner, bottomCornerRadii));
        }

        if (!clipRect.radii().topRight().isEmpty() || !clipRect.radii().bottomLeft().isEmpty()) {
            FloatRect topCorner(rect.x().toFloat(), clipRect.rect().y(), clipRect.rect().maxX() - rect.x().toFloat(), rect.maxY() - clipRect.rect().y());
            FloatRoundedRect::Radii topCornerRadii;
            topCornerRadii.setTopRight(clipRect.radii().topRight());
            roundedRectClips.append(FloatRoundedRect(topCorner, topCornerRadii));

            FloatRect bottomCorner(clipRect.rect().x(), rect.y().toFloat(), rect.maxX() - clipRect.rect().x(), clipRect.rect().maxY() - rect.y().toFloat());
            FloatRoundedRect::Radii bottomCornerRadii;
            bottomCornerRadii.setBottomLeft(clipRect.radii().bottomLeft());
            roundedRectClips.append(FloatRoundedRect(bottomCorner, bottomCornerRadii));
        }
    }

    if (m_useDisplayItemList) {
        ASSERT(m_paintInfo.context->displayItemList());
        if (m_paintInfo.context->displayItemList()->displayItemConstructionIsDisabled())
            return;
        m_paintInfo.context->displayItemList()->createAndAppend<ClipDisplayItem>(layoutObject, m_clipType, LayoutRect::infiniteIntRect(), roundedRectClips);
    } else {
        ClipDisplayItem clipDisplayItem(layoutObject, m_clipType, LayoutRect::infiniteIntRect(), roundedRectClips);
        clipDisplayItem.replay(*paintInfo.context);
    }
}
Exemple #4
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IntRect enclosingIntRect(const LayoutRect& rect)
{
    // Empty rects with fractional x, y values turn into non-empty rects when converting to enclosing.
    // We need to ensure that empty rects stay empty after the conversion, because the selection code expects them to be empty.
    IntPoint location = flooredIntPoint(rect.minXMinYCorner());
    IntPoint maxPoint = IntPoint(rect.width() ? rect.maxX().ceil() : location.x(), rect.height() ? rect.maxY().ceil() : location.y());
    return IntRect(location, maxPoint - location);
}
Exemple #5
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void LayoutRect::uniteEvenIfEmpty(const LayoutRect& other) {
  LayoutPoint newLocation(std::min(x(), other.x()), std::min(y(), other.y()));
  LayoutPoint newMaxPoint(std::max(maxX(), other.maxX()),
                          std::max(maxY(), other.maxY()));

  m_location = newLocation;
  m_size = newMaxPoint - newLocation;
}
static bool areRectsMoreThanFullScreenApart(FocusType type, const LayoutRect& curRect, const LayoutRect& targetRect, const LayoutSize& viewSize)
{
    ASSERT(isRectInDirection(type, curRect, targetRect));

    switch (type) {
    case FocusTypeLeft:
        return curRect.x() - targetRect.maxX() > viewSize.width();
    case FocusTypeRight:
        return targetRect.x() - curRect.maxX() > viewSize.width();
    case FocusTypeUp:
        return curRect.y() - targetRect.maxY() > viewSize.height();
    case FocusTypeDown:
        return targetRect.y() - curRect.maxY() > viewSize.height();
    default:
        ASSERT_NOT_REACHED();
        return true;
    }
}
// Consider only those nodes as candidate which are exactly in the focus-direction.
// e.g. If we are moving down then the nodes that are above current focused node should be considered as invalid.
bool isValidCandidate(FocusDirection direction, const FocusCandidate& current, FocusCandidate& candidate)
{
    LayoutRect currentRect = current.rect;
    LayoutRect candidateRect = candidate.rect;

    switch (direction) {
    case FocusDirectionLeft:
        return candidateRect.x() < currentRect.maxX();
    case FocusDirectionUp:
        return candidateRect.y() < currentRect.maxY();
    case FocusDirectionRight:
        return candidateRect.maxX() > currentRect.x();
    case FocusDirectionDown:
        return candidateRect.maxY() > currentRect.y();
    default:
        ASSERT_NOT_REACHED();
    }
    return false;
}
LayoutRect RenderSVGInlineText::localCaretRect(InlineBox* box, unsigned caretOffset, LayoutUnit*)
{
    if (!is<InlineTextBox>(box))
        return LayoutRect();

    auto& textBox = downcast<InlineTextBox>(*box);
    if (caretOffset < textBox.start() || caretOffset > textBox.start() + textBox.len())
        return LayoutRect();

    // Use the edge of the selection rect to determine the caret rect.
    if (caretOffset < textBox.start() + textBox.len()) {
        LayoutRect rect = textBox.localSelectionRect(caretOffset, caretOffset + 1);
        LayoutUnit x = textBox.isLeftToRightDirection() ? rect.x() : rect.maxX();
        return LayoutRect(x, rect.y(), caretWidth, rect.height());
    }

    LayoutRect rect = textBox.localSelectionRect(caretOffset - 1, caretOffset);
    LayoutUnit x = textBox.isLeftToRightDirection() ? rect.maxX() : rect.x();
    return LayoutRect(x, rect.y(), caretWidth, rect.height());
}
LayoutRect LayoutSVGInlineText::localCaretRect(InlineBox* box, int caretOffset, LayoutUnit*)
{
    if (!box || !box->isInlineTextBox())
        return LayoutRect();

    InlineTextBox* textBox = toInlineTextBox(box);
    if (static_cast<unsigned>(caretOffset) < textBox->start() || static_cast<unsigned>(caretOffset) > textBox->start() + textBox->len())
        return LayoutRect();

    // Use the edge of the selection rect to determine the caret rect.
    if (static_cast<unsigned>(caretOffset) < textBox->start() + textBox->len()) {
        LayoutRect rect = textBox->localSelectionRect(caretOffset, caretOffset + 1);
        LayoutUnit x = box->isLeftToRightDirection() ? rect.x() : rect.maxX();
        return LayoutRect(x, rect.y(), caretWidth, rect.height());
    }

    LayoutRect rect = textBox->localSelectionRect(caretOffset - 1, caretOffset);
    LayoutUnit x = box->isLeftToRightDirection() ? rect.maxX() : rect.x();
    return LayoutRect(x, rect.y(), caretWidth, rect.height());
}
void RenderLineBreak::collectSelectionRects(Vector<SelectionRect>& rects, unsigned, unsigned)
{
    ensureLineBoxes(*this);
    InlineElementBox* box = m_inlineBoxWrapper;
    if (!box)
        return;
    const RootInlineBox& rootBox = box->root();
    LayoutRect rect = rootBox.computeCaretRect(box->logicalLeft(), 0, nullptr);
    if (rootBox.isFirstAfterPageBreak()) {
        if (box->isHorizontal())
            rect.shiftYEdgeTo(rootBox.lineTopWithLeading());
        else
            rect.shiftXEdgeTo(rootBox.lineTopWithLeading());
    }

    RenderBlock* containingBlock = this->containingBlock();
    // Map rect, extended left to leftOffset, and right to rightOffset, through transforms to get minX and maxX.
    LogicalSelectionOffsetCaches cache(*containingBlock);
    LayoutUnit leftOffset = containingBlock->logicalLeftSelectionOffset(*containingBlock, box->logicalTop(), cache);
    LayoutUnit rightOffset = containingBlock->logicalRightSelectionOffset(*containingBlock, box->logicalTop(), cache);
    LayoutRect extentsRect = rect;
    if (box->isHorizontal()) {
        extentsRect.setX(leftOffset);
        extentsRect.setWidth(rightOffset - leftOffset);
    } else {
        extentsRect.setY(leftOffset);
        extentsRect.setHeight(rightOffset - leftOffset);
    }
    extentsRect = localToAbsoluteQuad(FloatRect(extentsRect)).enclosingBoundingBox();
    if (!box->isHorizontal())
        extentsRect = extentsRect.transposedRect();
    bool isFirstOnLine = !box->previousOnLineExists();
    bool isLastOnLine = !box->nextOnLineExists();
    if (containingBlock->isRubyBase() || containingBlock->isRubyText())
        isLastOnLine = !containingBlock->containingBlock()->inlineBoxWrapper()->nextOnLineExists();

    bool isFixed = false;
    IntRect absRect = localToAbsoluteQuad(FloatRect(rect), UseTransforms, &isFixed).enclosingBoundingBox();
    bool boxIsHorizontal = !box->isSVGInlineTextBox() ? box->isHorizontal() : !style().svgStyle().isVerticalWritingMode();
    // If the containing block is an inline element, we want to check the inlineBoxWrapper orientation
    // to determine the orientation of the block. In this case we also use the inlineBoxWrapper to
    // determine if the element is the last on the line.
    if (containingBlock->inlineBoxWrapper()) {
        if (containingBlock->inlineBoxWrapper()->isHorizontal() != boxIsHorizontal) {
            boxIsHorizontal = containingBlock->inlineBoxWrapper()->isHorizontal();
            isLastOnLine = !containingBlock->inlineBoxWrapper()->nextOnLineExists();
        }
    }

    rects.append(SelectionRect(absRect, box->direction(), extentsRect.x(), extentsRect.maxX(), extentsRect.maxY(), 0, box->isLineBreak(), isFirstOnLine, isLastOnLine, false, false, boxIsHorizontal, isFixed, containingBlock->isRubyText(), view().pageNumberForBlockProgressionOffset(absRect.x())));
}
LayoutRect MultiColumnFragmentainerGroup::flowThreadPortionOverflowRectAt(
    unsigned columnIndex) const {
  // This function determines the portion of the flow thread that paints for the
  // column. Along the inline axis, columns are unclipped at outside edges
  // (i.e., the first and last column in the set), and they clip to half the
  // column gap along interior edges.
  //
  // In the block direction, we will not clip overflow out of the top of the
  // first column, or out of the bottom of the last column. This applies only to
  // the true first column and last column across all column sets.
  //
  // FIXME: Eventually we will know overflow on a per-column basis, but we can't
  // do this until we have a painting mode that understands not to paint
  // contents from a previous column in the overflow area of a following column.
  bool isFirstColumnInRow = !columnIndex;
  bool isLastColumnInRow = columnIndex == actualColumnCount() - 1;
  bool isLTR = m_columnSet.style()->isLeftToRightDirection();
  bool isLeftmostColumn = isLTR ? isFirstColumnInRow : isLastColumnInRow;
  bool isRightmostColumn = isLTR ? isLastColumnInRow : isFirstColumnInRow;

  LayoutRect portionRect = flowThreadPortionRectAt(columnIndex);
  bool isFirstColumnInMulticolContainer =
      isFirstColumnInRow && this == &m_columnSet.firstFragmentainerGroup() &&
      !m_columnSet.previousSiblingMultiColumnSet();
  bool isLastColumnInMulticolContainer =
      isLastColumnInRow && this == &m_columnSet.lastFragmentainerGroup() &&
      !m_columnSet.nextSiblingMultiColumnSet();
  // Calculate the overflow rectangle, based on the flow thread's, clipped at
  // column logical top/bottom unless it's the first/last column.
  LayoutRect overflowRect = m_columnSet.overflowRectForFlowThreadPortion(
      portionRect, isFirstColumnInMulticolContainer,
      isLastColumnInMulticolContainer);

  // Avoid overflowing into neighboring columns, by clipping in the middle of
  // adjacent column gaps. Also make sure that we avoid rounding errors.
  LayoutUnit columnGap = m_columnSet.columnGap();
  if (m_columnSet.isHorizontalWritingMode()) {
    if (!isLeftmostColumn)
      overflowRect.shiftXEdgeTo(portionRect.x() - columnGap / 2);
    if (!isRightmostColumn)
      overflowRect.shiftMaxXEdgeTo(portionRect.maxX() + columnGap -
                                   columnGap / 2);
  } else {
    if (!isLeftmostColumn)
      overflowRect.shiftYEdgeTo(portionRect.y() - columnGap / 2);
    if (!isRightmostColumn)
      overflowRect.shiftMaxYEdgeTo(portionRect.maxY() + columnGap -
                                   columnGap / 2);
  }
  return overflowRect;
}
Exemple #12
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void LayoutRect::intersect(const LayoutRect& other)
{
    LayoutPoint newLocation(std::max(x(), other.x()), std::max(y(), other.y()));
    LayoutPoint newMaxPoint(std::min(maxX(), other.maxX()), std::min(maxY(), other.maxY()));

    // Return a clean empty rectangle for non-intersecting cases.
    if (newLocation.x() >= newMaxPoint.x() || newLocation.y() >= newMaxPoint.y()) {
        newLocation = LayoutPoint(0, 0);
        newMaxPoint = LayoutPoint(0, 0);
    }

    m_location = newLocation;
    m_size = newMaxPoint - newLocation;
}
Exemple #13
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LayoutRect RenderMultiColumnSet::flowThreadPortionOverflowRect(const LayoutRect& portionRect, unsigned index, unsigned colCount, LayoutUnit colGap) const
{
    // This function determines the portion of the flow thread that paints for the column. Along the inline axis, columns are
    // unclipped at outside edges (i.e., the first and last column in the set), and they clip to half the column
    // gap along interior edges.
    //
    // In the block direction, we will not clip overflow out of the top of the first column, or out of the bottom of
    // the last column. This applies only to the true first column and last column across all column sets.
    //
    // FIXME: Eventually we will know overflow on a per-column basis, but we can't do this until we have a painting
    // mode that understands not to paint contents from a previous column in the overflow area of a following column.
    // This problem applies to regions and pages as well and is not unique to columns.
    bool isFirstColumn = !index;
    bool isLastColumn = index == colCount - 1;
    bool isLeftmostColumn = style()->isLeftToRightDirection() ? isFirstColumn : isLastColumn;
    bool isRightmostColumn = style()->isLeftToRightDirection() ? isLastColumn : isFirstColumn;
    LayoutRect overflowRect(portionRect);
    if (isHorizontalWritingMode()) {
        if (isLeftmostColumn) {
            // Shift to the logical left overflow of the flow thread to make sure it's all covered.
            overflowRect.shiftXEdgeTo(min(flowThread()->visualOverflowRect().x(), portionRect.x()));
        } else {
            // Expand into half of the logical left column gap.
            overflowRect.shiftXEdgeTo(portionRect.x() - colGap / 2);
        }
        if (isRightmostColumn) {
            // Shift to the logical right overflow of the flow thread to ensure content can spill out of the column.
            overflowRect.shiftMaxXEdgeTo(max(flowThread()->visualOverflowRect().maxX(), portionRect.maxX()));
        } else {
            // Expand into half of the logical right column gap.
            overflowRect.shiftMaxXEdgeTo(portionRect.maxX() + colGap / 2);
        }
    } else {
        if (isLeftmostColumn) {
            // Shift to the logical left overflow of the flow thread to make sure it's all covered.
            overflowRect.shiftYEdgeTo(min(flowThread()->visualOverflowRect().y(), portionRect.y()));
        } else {
            // Expand into half of the logical left column gap.
            overflowRect.shiftYEdgeTo(portionRect.y() - colGap / 2);
        }
        if (isRightmostColumn) {
            // Shift to the logical right overflow of the flow thread to ensure content can spill out of the column.
            overflowRect.shiftMaxYEdgeTo(max(flowThread()->visualOverflowRect().maxY(), portionRect.maxY()));
        } else {
            // Expand into half of the logical right column gap.
            overflowRect.shiftMaxYEdgeTo(portionRect.maxY() + colGap / 2);
        }
    }
    return overflowRectForFlowThreadPortion(overflowRect, isFirstRegion() && isFirstColumn, isLastRegion() && isLastColumn);
}
Exemple #14
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bool LayoutRect::inclusiveIntersect(const LayoutRect& other) {
  LayoutPoint newLocation(std::max(x(), other.x()), std::max(y(), other.y()));
  LayoutPoint newMaxPoint(std::min(maxX(), other.maxX()),
                          std::min(maxY(), other.maxY()));

  if (newLocation.x() > newMaxPoint.x() || newLocation.y() > newMaxPoint.y()) {
    *this = LayoutRect();
    return false;
  }

  m_location = newLocation;
  m_size = newMaxPoint - newLocation;
  return true;
}
void RenderMultiColumnSet::expandToEncompassFlowThreadContentsIfNeeded()
{
    ASSERT(multiColumnFlowThread()->lastMultiColumnSet() == this);
    LayoutRect rect(flowThreadPortionRect());

    // Get the offset within the flow thread in its block progression direction. Then get the
    // flow thread's remaining logical height including its overflow and expand our rect
    // to encompass that remaining height and overflow. The idea is that we will generate
    // additional columns and pages to hold that overflow, since people do write bad
    // content like <body style="height:0px"> in multi-column layouts.
    bool isHorizontal = flowThread()->isHorizontalWritingMode();
    LayoutUnit logicalTopOffset = isHorizontal ? rect.y() : rect.x();
    LayoutRect layoutRect = flowThread()->layoutOverflowRect();
    LayoutUnit logicalHeightWithOverflow = (isHorizontal ? layoutRect.maxY() : layoutRect.maxX()) - logicalTopOffset;
    setFlowThreadPortionRect(LayoutRect(rect.x(), rect.y(), isHorizontal ? rect.width() : logicalHeightWithOverflow, isHorizontal ? logicalHeightWithOverflow : rect.height()));
}
Exemple #16
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void LayoutRect::unite(const LayoutRect& other)
{
    // Handle empty special cases first.
    if (other.isEmpty())
        return;
    if (isEmpty()) {
        *this = other;
        return;
    }

    LayoutPoint newLocation(std::min(x(), other.x()), std::min(y(), other.y()));
    LayoutPoint newMaxPoint(std::max(maxX(), other.maxX()), std::max(maxY(), other.maxY()));

    m_location = newLocation;
    m_size = newMaxPoint - newLocation;
}
Exemple #17
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void LayoutRect::uniteIfNonZero(const LayoutRect& other)
{
    // Handle empty special cases first.
    if (!other.width() && !other.height())
        return;
    if (!width() && !height()) {
        *this = other;
        return;
    }

    LayoutPoint newLocation(std::min(x(), other.x()), std::min(y(), other.y()));
    LayoutPoint newMaxPoint(std::max(maxX(), other.maxX()), std::max(maxY(), other.maxY()));

    m_location = newLocation;
    m_size = newMaxPoint - newLocation;
}
Exemple #18
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void RenderRegionSet::expandToEncompassFlowThreadContentsIfNeeded()
{
    // Whenever the last region is a set, it always expands its region rect to consume all
    // of the flow thread content. This is because it is always capable of generating an
    // infinite number of boxes in order to hold all of the remaining content.
    LayoutRect rect(flowThreadPortionRect());
    
    // Get the offset within the flow thread in its block progression direction. Then get the
    // flow thread's remaining logical height including its overflow and expand our rect
    // to encompass that remaining height and overflow. The idea is that we will generate
    // additional columns and pages to hold that overflow, since people do write bad
    // content like <body style="height:0px"> in multi-column layouts.
    bool isHorizontal = flowThread()->isHorizontalWritingMode();
    LayoutUnit logicalTopOffset = isHorizontal ? rect.y() : rect.x();
    LayoutRect layoutRect = flowThread()->layoutOverflowRect();
    LayoutUnit logicalHeightWithOverflow = (isHorizontal ? layoutRect.maxY() : layoutRect.maxX()) - logicalTopOffset;
    setFlowThreadPortionRect(LayoutRect(rect.x(), rect.y(), isHorizontal ? rect.width() : logicalHeightWithOverflow, isHorizontal ? logicalHeightWithOverflow : rect.height()));
}
bool RenderReplaced::shouldPaint(PaintInfo& paintInfo, const LayoutPoint& paintOffset)
{
    if (paintInfo.phase != PaintPhaseForeground && paintInfo.phase != PaintPhaseOutline && paintInfo.phase != PaintPhaseSelfOutline 
            && paintInfo.phase != PaintPhaseSelection && paintInfo.phase != PaintPhaseMask)
        return false;

    if (!paintInfo.shouldPaintWithinRoot(*this))
        return false;
        
    // if we're invisible or haven't received a layout yet, then just bail.
    if (style().visibility() != VISIBLE)
        return false;
    
    RenderNamedFlowFragment* namedFlowFragment = currentRenderNamedFlowFragment();
    // Check our region range to make sure we need to be painting in this region.
    if (namedFlowFragment && !namedFlowFragment->flowThread()->objectShouldFragmentInFlowRegion(this, namedFlowFragment))
        return false;

    LayoutPoint adjustedPaintOffset = paintOffset + location();

    // Early exit if the element touches the edges.
    LayoutUnit top = adjustedPaintOffset.y() + visualOverflowRect().y();
    LayoutUnit bottom = adjustedPaintOffset.y() + visualOverflowRect().maxY();
    if (isSelected() && m_inlineBoxWrapper) {
        const RootInlineBox& rootBox = m_inlineBoxWrapper->root();
        LayoutUnit selTop = paintOffset.y() + rootBox.selectionTop();
        LayoutUnit selBottom = paintOffset.y() + selTop + rootBox.selectionHeight();
        top = std::min(selTop, top);
        bottom = std::max(selBottom, bottom);
    }
    
    LayoutRect localRepaintRect = paintInfo.rect;
    adjustRectWithMaximumOutline(paintInfo.phase, localRepaintRect);
    if (adjustedPaintOffset.x() + visualOverflowRect().x() >= localRepaintRect.maxX() || adjustedPaintOffset.x() + visualOverflowRect().maxX() <= localRepaintRect.x())
        return false;

    if (top >= localRepaintRect.maxY() || bottom <= localRepaintRect.y())
        return false;

    return true;
}
Exemple #20
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void RenderView::mapRectToPaintInvalidationBacking(const RenderLayerModelObject* paintInvalidationContainer, LayoutRect& rect, ViewportConstrainedPosition viewportConstraint, const PaintInvalidationState* state) const
{
    if (document().printing())
        return;

    if (style()->slowIsFlippedBlocksWritingMode()) {
        // We have to flip by hand since the view's logical height has not been determined.  We
        // can use the viewport width and height.
        if (style()->isHorizontalWritingMode())
            rect.setY(viewHeight() - rect.maxY());
        else
            rect.setX(viewWidth() - rect.maxX());
    }

    adjustViewportConstrainedOffset(rect, viewportConstraint);

    // Apply our transform if we have one (because of full page zooming).
    if (!paintInvalidationContainer && layer() && layer()->transform())
        rect = layer()->transform()->mapRect(rect);

    ASSERT(paintInvalidationContainer);
    if (paintInvalidationContainer == this)
        return;

    Element* owner = document().ownerElement();
    if (!owner)
        return;

    if (RenderBox* obj = owner->renderBox()) {
        // Intersect the viewport with the paint invalidation rect.
        LayoutRect viewRectangle = viewRect();
        rect.intersect(viewRectangle);

        // Adjust for scroll offset of the view.
        rect.moveBy(-viewRectangle.location());

        // Adjust for frame border.
        rect.moveBy(obj->contentBoxRect().location());
        obj->mapRectToPaintInvalidationBacking(paintInvalidationContainer, rect, 0);
    }
}
Exemple #21
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LayoutRect RootInlineBox::paddedLayoutOverflowRect(LayoutUnit endPadding) const
{
    LayoutRect lineLayoutOverflow = layoutOverflowRect(lineTop(), lineBottom());
    if (!endPadding)
        return lineLayoutOverflow;
    
    // FIXME: Audit whether to use pixel snapped values when not using integers for layout: https://bugs.webkit.org/show_bug.cgi?id=63656
    if (isHorizontal()) {
        if (isLeftToRightDirection())
            lineLayoutOverflow.shiftMaxXEdgeTo(std::max<LayoutUnit>(lineLayoutOverflow.maxX(), pixelSnappedLogicalRight() + endPadding));
        else
            lineLayoutOverflow.shiftXEdgeTo(std::min<LayoutUnit>(lineLayoutOverflow.x(), pixelSnappedLogicalLeft() - endPadding));
    } else {
        if (isLeftToRightDirection())
            lineLayoutOverflow.shiftMaxYEdgeTo(std::max<LayoutUnit>(lineLayoutOverflow.maxY(), pixelSnappedLogicalRight() + endPadding));
        else
            lineLayoutOverflow.shiftYEdgeTo(std::min<LayoutUnit>(lineLayoutOverflow.y(), pixelSnappedLogicalLeft() - endPadding));
    }
    
    return lineLayoutOverflow;
}
Exemple #22
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LayoutRect RenderMultiColumnSet::flowThreadPortionOverflowRect(const LayoutRect& portionRect, unsigned index, unsigned colCount, LayoutUnit colGap)
{
    // This function determines the portion of the flow thread that paints for the column. Along the inline axis, columns are
    // unclipped at outside edges (i.e., the first and last column in the set), and they clip to half the column
    // gap along interior edges.
    //
    // In the block direction, we will not clip overflow out of the top of the first column, or out of the bottom of
    // the last column. This applies only to the true first column and last column across all column sets.
    //
    // FIXME: Eventually we will know overflow on a per-column basis, but we can't do this until we have a painting
    // mode that understands not to paint contents from a previous column in the overflow area of a following column.
    // This problem applies to regions and pages as well and is not unique to columns.
    
    RenderBlockFlow* parentFlow = toRenderBlockFlow(parent());
    bool progressionReversed = parentFlow->multiColumnFlowThread()->progressionIsReversed();
    
    bool isFirstColumn = !index;
    bool isLastColumn = index == colCount - 1;
    bool isLeftmostColumn = style().isLeftToRightDirection() ^ progressionReversed ? isFirstColumn : isLastColumn;
    bool isRightmostColumn = style().isLeftToRightDirection() ^ progressionReversed ? isLastColumn : isFirstColumn;

    // Calculate the overflow rectangle, based on the flow thread's, clipped at column logical
    // top/bottom unless it's the first/last column.
    LayoutRect overflowRect = overflowRectForFlowThreadPortion(portionRect, isFirstColumn && isFirstRegion(), isLastColumn && isLastRegion(), VisualOverflow);

    // Avoid overflowing into neighboring columns, by clipping in the middle of adjacent column
    // gaps. Also make sure that we avoid rounding errors.
    if (isHorizontalWritingMode()) {
        if (!isLeftmostColumn)
            overflowRect.shiftXEdgeTo(portionRect.x() - colGap / 2);
        if (!isRightmostColumn)
            overflowRect.shiftMaxXEdgeTo(portionRect.maxX() + colGap - colGap / 2);
    } else {
        if (!isLeftmostColumn)
            overflowRect.shiftYEdgeTo(portionRect.y() - colGap / 2);
        if (!isRightmostColumn)
            overflowRect.shiftMaxYEdgeTo(portionRect.maxY() + colGap - colGap / 2);
    }
    return overflowRect;
}
Exemple #23
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LayoutRect InlineTextBox::localSelectionRect(int startPos, int endPos)
{
    int sPos = max(startPos - m_start, 0);
    int ePos = min(endPos - m_start, (int)m_len);

    if (sPos > ePos)
        return LayoutRect();

    FontCachePurgePreventer fontCachePurgePreventer;

    LayoutUnit selTop = selectionTop();
    LayoutUnit selHeight = selectionHeight();
    RenderStyle* styleToUse = textRenderer().style(isFirstLineStyle());
    const Font& font = styleToUse->font();

    StringBuilder charactersWithHyphen;
    bool respectHyphen = ePos == m_len && hasHyphen();
    TextRun textRun = constructTextRun(styleToUse, font, respectHyphen ? &charactersWithHyphen : 0);

    FloatPoint startingPoint = FloatPoint(logicalLeft(), selTop.toFloat());
    LayoutRect r;
    if (sPos || ePos != static_cast<int>(m_len))
        r = enclosingIntRect(font.selectionRectForText(textRun, startingPoint, selHeight, sPos, ePos));
    else // Avoid computing the font width when the entire line box is selected as an optimization.
        r = enclosingIntRect(FloatRect(startingPoint, FloatSize(m_logicalWidth, selHeight.toFloat())));

    LayoutUnit logicalWidth = r.width();
    if (r.x() > logicalRight())
        logicalWidth  = 0;
    else if (r.maxX() > logicalRight())
        logicalWidth = logicalRight() - r.x();

    LayoutPoint topPoint = isHorizontal() ? LayoutPoint(r.x(), selTop) : LayoutPoint(selTop, r.x());
    LayoutUnit width = isHorizontal() ? logicalWidth : selHeight;
    LayoutUnit height = isHorizontal() ? selHeight : logicalWidth;

    return LayoutRect(topPoint, LayoutSize(width, height));
}
// The starting rect is the rect of the focused node, in document coordinates.
// Compose a virtual starting rect if there is no focused node or if it is off screen.
// The virtual rect is the edge of the container or frame. We select which
// edge depending on the direction of the navigation.
LayoutRect virtualRectForDirection(FocusType type, const LayoutRect& startingRect, LayoutUnit width)
{
    LayoutRect virtualStartingRect = startingRect;
    switch (type) {
    case FocusTypeLeft:
        virtualStartingRect.setX(virtualStartingRect.maxX() - width);
        virtualStartingRect.setWidth(width);
        break;
    case FocusTypeUp:
        virtualStartingRect.setY(virtualStartingRect.maxY() - width);
        virtualStartingRect.setHeight(width);
        break;
    case FocusTypeRight:
        virtualStartingRect.setWidth(width);
        break;
    case FocusTypeDown:
        virtualStartingRect.setHeight(width);
        break;
    default:
        ASSERT_NOT_REACHED();
    }

    return virtualStartingRect;
}
Exemple #25
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bool RenderReplaced::shouldPaint(PaintInfo& paintInfo, const LayoutPoint& paintOffset)
{
    if (paintInfo.phase != PaintPhaseForeground && paintInfo.phase != PaintPhaseOutline && paintInfo.phase != PaintPhaseSelfOutline 
            && paintInfo.phase != PaintPhaseSelection && paintInfo.phase != PaintPhaseMask)
        return false;

    if (!paintInfo.shouldPaintWithinRoot(*this))
        return false;
        
    // if we're invisible or haven't received a layout yet, then just bail.
    if (style().visibility() != VISIBLE)
        return false;

    LayoutPoint adjustedPaintOffset = paintOffset + location();

    // Early exit if the element touches the edges.
    LayoutUnit top = adjustedPaintOffset.y() + visualOverflowRect().y();
    LayoutUnit bottom = adjustedPaintOffset.y() + visualOverflowRect().maxY();
    if (isSelected() && m_inlineBoxWrapper) {
        const RootInlineBox& rootBox = m_inlineBoxWrapper->root();
        LayoutUnit selTop = paintOffset.y() + rootBox.selectionTop();
        LayoutUnit selBottom = paintOffset.y() + selTop + rootBox.selectionHeight();
        top = std::min(selTop, top);
        bottom = std::max(selBottom, bottom);
    }
    
    LayoutRect localRepaintRect = paintInfo.rect;
    localRepaintRect.inflate(maximalOutlineSize(paintInfo.phase));
    if (adjustedPaintOffset.x() + visualOverflowRect().x() >= localRepaintRect.maxX() || adjustedPaintOffset.x() + visualOverflowRect().maxX() <= localRepaintRect.x())
        return false;

    if (top >= localRepaintRect.maxY() || bottom <= localRepaintRect.y())
        return false;

    return true;
}
bool LineBoxList::rangeIntersectsRect(LayoutBoxModelObject* renderer, LayoutUnit logicalTop, LayoutUnit logicalBottom, const LayoutRect& rect, const LayoutPoint& offset) const
{
    LayoutBox* block;
    if (renderer->isBox())
        block = toLayoutBox(renderer);
    else
        block = renderer->containingBlock();
    LayoutUnit physicalStart = block->flipForWritingMode(logicalTop);
    LayoutUnit physicalEnd = block->flipForWritingMode(logicalBottom);
    LayoutUnit physicalExtent = absoluteValue(physicalEnd - physicalStart);
    physicalStart = std::min(physicalStart, physicalEnd);

    if (renderer->style()->isHorizontalWritingMode()) {
        physicalStart += offset.y();
        if (physicalStart >= rect.maxY() || physicalStart + physicalExtent <= rect.y())
            return false;
    } else {
        physicalStart += offset.x();
        if (physicalStart >= rect.maxX() || physicalStart + physicalExtent <= rect.x())
            return false;
    }

    return true;
}
Exemple #27
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void RenderListItem::positionListMarker()
{
    if (m_marker && m_marker->parent()->isBox() && !m_marker->isInside() && m_marker->inlineBoxWrapper()) {
        LayoutUnit markerOldLogicalLeft = m_marker->logicalLeft();
        LayoutUnit blockOffset = 0;
        LayoutUnit lineOffset = 0;
        for (RenderBox* o = m_marker->parentBox(); o != this; o = o->parentBox()) {
            blockOffset += o->logicalTop();
            lineOffset += o->logicalLeft();
        }

        bool adjustOverflow = false;
        LayoutUnit markerLogicalLeft;
        RootInlineBox& root = m_marker->inlineBoxWrapper()->root();
        bool hitSelfPaintingLayer = false;

        LayoutUnit lineTop = root.lineTop();
        LayoutUnit lineBottom = root.lineBottom();

        // FIXME: Need to account for relative positioning in the layout overflow.
        if (style()->isLeftToRightDirection()) {
            LayoutUnit leftLineOffset = logicalLeftOffsetForLine(blockOffset, logicalLeftOffsetForLine(blockOffset, false), false);
            markerLogicalLeft = leftLineOffset - lineOffset - paddingStart() - borderStart() + m_marker->marginStart();
            m_marker->inlineBoxWrapper()->adjustLineDirectionPosition((markerLogicalLeft - markerOldLogicalLeft).toFloat());
            for (InlineFlowBox* box = m_marker->inlineBoxWrapper()->parent(); box; box = box->parent()) {
                LayoutRect newLogicalVisualOverflowRect = box->logicalVisualOverflowRect(lineTop, lineBottom);
                LayoutRect newLogicalLayoutOverflowRect = box->logicalLayoutOverflowRect(lineTop, lineBottom);
                if (markerLogicalLeft < newLogicalVisualOverflowRect.x() && !hitSelfPaintingLayer) {
                    newLogicalVisualOverflowRect.setWidth(newLogicalVisualOverflowRect.maxX() - markerLogicalLeft);
                    newLogicalVisualOverflowRect.setX(markerLogicalLeft);
                    if (box == root)
                        adjustOverflow = true;
                }
                if (markerLogicalLeft < newLogicalLayoutOverflowRect.x()) {
                    newLogicalLayoutOverflowRect.setWidth(newLogicalLayoutOverflowRect.maxX() - markerLogicalLeft);
                    newLogicalLayoutOverflowRect.setX(markerLogicalLeft);
                    if (box == root)
                        adjustOverflow = true;
                }
                box->setOverflowFromLogicalRects(newLogicalLayoutOverflowRect, newLogicalVisualOverflowRect, lineTop, lineBottom);
                if (box->boxModelObject()->hasSelfPaintingLayer())
                    hitSelfPaintingLayer = true;
            }
        } else {
            LayoutUnit rightLineOffset = logicalRightOffsetForLine(blockOffset, logicalRightOffsetForLine(blockOffset, false), false);
            markerLogicalLeft = rightLineOffset - lineOffset + paddingStart() + borderStart() + m_marker->marginEnd();
            m_marker->inlineBoxWrapper()->adjustLineDirectionPosition((markerLogicalLeft - markerOldLogicalLeft).toFloat());
            for (InlineFlowBox* box = m_marker->inlineBoxWrapper()->parent(); box; box = box->parent()) {
                LayoutRect newLogicalVisualOverflowRect = box->logicalVisualOverflowRect(lineTop, lineBottom);
                LayoutRect newLogicalLayoutOverflowRect = box->logicalLayoutOverflowRect(lineTop, lineBottom);
                if (markerLogicalLeft + m_marker->logicalWidth() > newLogicalVisualOverflowRect.maxX() && !hitSelfPaintingLayer) {
                    newLogicalVisualOverflowRect.setWidth(markerLogicalLeft + m_marker->logicalWidth() - newLogicalVisualOverflowRect.x());
                    if (box == root)
                        adjustOverflow = true;
                }
                if (markerLogicalLeft + m_marker->logicalWidth() > newLogicalLayoutOverflowRect.maxX()) {
                    newLogicalLayoutOverflowRect.setWidth(markerLogicalLeft + m_marker->logicalWidth() - newLogicalLayoutOverflowRect.x());
                    if (box == root)
                        adjustOverflow = true;
                }
                box->setOverflowFromLogicalRects(newLogicalLayoutOverflowRect, newLogicalVisualOverflowRect, lineTop, lineBottom);

                if (box->boxModelObject()->hasSelfPaintingLayer())
                    hitSelfPaintingLayer = true;
            }
        }

        if (adjustOverflow) {
            LayoutRect markerRect(LayoutPoint(markerLogicalLeft + lineOffset, blockOffset), m_marker->size());
            if (!style()->isHorizontalWritingMode())
                markerRect = markerRect.transposedRect();
            RenderBox* o = m_marker;
            bool propagateVisualOverflow = true;
            bool propagateLayoutOverflow = true;
            do {
                o = o->parentBox();
                if (o->isRenderBlock()) {
                    if (propagateVisualOverflow)
                        toRenderBlock(o)->addContentsVisualOverflow(markerRect);
                    if (propagateLayoutOverflow)
                        toRenderBlock(o)->addLayoutOverflow(markerRect);
                }
                if (o->hasOverflowClip()) {
                    propagateLayoutOverflow = false;
                    propagateVisualOverflow = false;
                }
                if (o->hasSelfPaintingLayer())
                    propagateVisualOverflow = false;
                markerRect.moveBy(-o->location());
            } while (o != this && propagateVisualOverflow && propagateLayoutOverflow);
        }
    }
}
LayoutUnit RenderRegion::logicalBottomOfFlowThreadContentRect(const LayoutRect& rect) const
{
    ASSERT(isValid());
    return flowThread()->isHorizontalWritingMode() ? rect.maxY() : rect.maxX();
}
Exemple #29
0
void InlinePainter::paintOutlineForLine(GraphicsContext* graphicsContext, const LayoutPoint& paintOffset,
    const LayoutRect& lastline, const LayoutRect& thisline, const LayoutRect& nextline, const Color outlineColor)
{
    RenderStyle* styleToUse = m_renderInline.style();
    int outlineWidth = styleToUse->outlineWidth();
    EBorderStyle outlineStyle = styleToUse->outlineStyle();

    bool antialias = BoxPainter::shouldAntialiasLines(graphicsContext);

    int offset = m_renderInline.style()->outlineOffset();

    LayoutRect box(LayoutPoint(paintOffset.x() + thisline.x() - offset, paintOffset.y() + thisline.y() - offset),
        LayoutSize(thisline.width() + offset, thisline.height() + offset));

    IntRect pixelSnappedBox = pixelSnappedIntRect(box);
    if (pixelSnappedBox.width() < 0 || pixelSnappedBox.height() < 0)
        return;
    IntRect pixelSnappedLastLine = pixelSnappedIntRect(paintOffset.x() + lastline.x(), 0, lastline.width(), 0);
    IntRect pixelSnappedNextLine = pixelSnappedIntRect(paintOffset.x() + nextline.x(), 0, nextline.width(), 0);

    // left edge
    ObjectPainter::drawLineForBoxSide(graphicsContext,
        pixelSnappedBox.x() - outlineWidth,
        pixelSnappedBox.y() - (lastline.isEmpty() || thisline.x() < lastline.x() || (lastline.maxX() - 1) <= thisline.x() ? outlineWidth : 0),
        pixelSnappedBox.x(),
        pixelSnappedBox.maxY() + (nextline.isEmpty() || thisline.x() <= nextline.x() || (nextline.maxX() - 1) <= thisline.x() ? outlineWidth : 0),
        BSLeft,
        outlineColor, outlineStyle,
        (lastline.isEmpty() || thisline.x() < lastline.x() || (lastline.maxX() - 1) <= thisline.x() ? outlineWidth : -outlineWidth),
        (nextline.isEmpty() || thisline.x() <= nextline.x() || (nextline.maxX() - 1) <= thisline.x() ? outlineWidth : -outlineWidth),
        antialias);

    // right edge
    ObjectPainter::drawLineForBoxSide(graphicsContext,
        pixelSnappedBox.maxX(),
        pixelSnappedBox.y() - (lastline.isEmpty() || lastline.maxX() < thisline.maxX() || (thisline.maxX() - 1) <= lastline.x() ? outlineWidth : 0),
        pixelSnappedBox.maxX() + outlineWidth,
        pixelSnappedBox.maxY() + (nextline.isEmpty() || nextline.maxX() <= thisline.maxX() || (thisline.maxX() - 1) <= nextline.x() ? outlineWidth : 0),
        BSRight,
        outlineColor, outlineStyle,
        (lastline.isEmpty() || lastline.maxX() < thisline.maxX() || (thisline.maxX() - 1) <= lastline.x() ? outlineWidth : -outlineWidth),
        (nextline.isEmpty() || nextline.maxX() <= thisline.maxX() || (thisline.maxX() - 1) <= nextline.x() ? outlineWidth : -outlineWidth),
        antialias);
    // upper edge
    if (thisline.x() < lastline.x()) {
        ObjectPainter::drawLineForBoxSide(graphicsContext,
            pixelSnappedBox.x() - outlineWidth,
            pixelSnappedBox.y() - outlineWidth,
            std::min(pixelSnappedBox.maxX() + outlineWidth, (lastline.isEmpty() ? 1000000 : pixelSnappedLastLine.x())),
            pixelSnappedBox.y(),
            BSTop, outlineColor, outlineStyle,
            outlineWidth,
            (!lastline.isEmpty() && paintOffset.x() + lastline.x() + 1 < pixelSnappedBox.maxX() + outlineWidth) ? -outlineWidth : outlineWidth,
            antialias);
    }

    if (lastline.maxX() < thisline.maxX()) {
        ObjectPainter::drawLineForBoxSide(graphicsContext,
            std::max(lastline.isEmpty() ? -1000000 : pixelSnappedLastLine.maxX(), pixelSnappedBox.x() - outlineWidth),
            pixelSnappedBox.y() - outlineWidth,
            pixelSnappedBox.maxX() + outlineWidth,
            pixelSnappedBox.y(),
            BSTop, outlineColor, outlineStyle,
            (!lastline.isEmpty() && pixelSnappedBox.x() - outlineWidth < paintOffset.x() + lastline.maxX()) ? -outlineWidth : outlineWidth,
            outlineWidth, antialias);
    }

    if (thisline.x() == thisline.maxX()) {
        ObjectPainter::drawLineForBoxSide(graphicsContext,
            pixelSnappedBox.x() - outlineWidth,
            pixelSnappedBox.y() - outlineWidth,
            pixelSnappedBox.maxX() + outlineWidth,
            pixelSnappedBox.y(),
            BSTop, outlineColor, outlineStyle,
            outlineWidth,
            outlineWidth,
            antialias);
    }

    // lower edge
    if (thisline.x() < nextline.x()) {
        ObjectPainter::drawLineForBoxSide(graphicsContext,
            pixelSnappedBox.x() - outlineWidth,
            pixelSnappedBox.maxY(),
            std::min(pixelSnappedBox.maxX() + outlineWidth, !nextline.isEmpty() ? pixelSnappedNextLine.x() + 1 : 1000000),
            pixelSnappedBox.maxY() + outlineWidth,
            BSBottom, outlineColor, outlineStyle,
            outlineWidth,
            (!nextline.isEmpty() && paintOffset.x() + nextline.x() + 1 < pixelSnappedBox.maxX() + outlineWidth) ? -outlineWidth : outlineWidth,
            antialias);
    }

    if (nextline.maxX() < thisline.maxX()) {
        ObjectPainter::drawLineForBoxSide(graphicsContext,
            std::max(!nextline.isEmpty() ? pixelSnappedNextLine.maxX() : -1000000, pixelSnappedBox.x() - outlineWidth),
            pixelSnappedBox.maxY(),
            pixelSnappedBox.maxX() + outlineWidth,
            pixelSnappedBox.maxY() + outlineWidth,
            BSBottom, outlineColor, outlineStyle,
            (!nextline.isEmpty() && pixelSnappedBox.x() - outlineWidth < paintOffset.x() + nextline.maxX()) ? -outlineWidth : outlineWidth,
            outlineWidth, antialias);
    }

    if (thisline.x() == thisline.maxX()) {
        ObjectPainter::drawLineForBoxSide(graphicsContext,
            pixelSnappedBox.x() - outlineWidth,
            pixelSnappedBox.maxY(),
            pixelSnappedBox.maxX() + outlineWidth,
            pixelSnappedBox.maxY() + outlineWidth,
            BSBottom, outlineColor, outlineStyle,
            outlineWidth,
            outlineWidth,
            antialias);
    }
}
Exemple #30
0
bool LayoutRect::contains(const LayoutRect& other) const
{
    return x() <= other.x() && maxX() >= other.maxX()
        && y() <= other.y() && maxY() >= other.maxY();
}