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/*
* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 1999 Antti Koivisto (koivisto@kde.org)
* Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#pragma once
#include "LegacyInlineFlowBox.h"
#include "RenderBoxModelObject.h"
#include "RenderLineBoxList.h"
namespace WebCore {
class Position;
class RenderFragmentContainer;
class RenderInline : public RenderBoxModelObject {
WTF_MAKE_ISO_ALLOCATED(RenderInline);
public:
RenderInline(Element&, RenderStyle&&);
RenderInline(Document&, RenderStyle&&);
LayoutUnit marginLeft() const final;
LayoutUnit marginRight() const final;
LayoutUnit marginTop() const final;
LayoutUnit marginBottom() const final;
LayoutUnit marginBefore(const RenderStyle* otherStyle = 0) const final;
LayoutUnit marginAfter(const RenderStyle* otherStyle = 0) const final;
LayoutUnit marginStart(const RenderStyle* otherStyle = 0) const final;
LayoutUnit marginEnd(const RenderStyle* otherStyle = 0) const final;
void absoluteRects(Vector<IntRect>&, const LayoutPoint& accumulatedOffset) const final;
void absoluteQuads(Vector<FloatQuad>&, bool* wasFixed) const override;
LayoutSize offsetFromContainer(RenderElement&, const LayoutPoint&, bool* offsetDependsOnPoint = nullptr) const final;
LayoutRect borderBoundingBox() const final
{
return LayoutRect(LayoutPoint(), linesBoundingBox().size());
}
WEBCORE_EXPORT IntRect linesBoundingBox() const;
LayoutRect linesVisualOverflowBoundingBox() const;
LayoutRect linesVisualOverflowBoundingBoxInFragment(const RenderFragmentContainer*) const;
LegacyInlineFlowBox* createAndAppendInlineFlowBox();
void dirtyLineBoxes(bool fullLayout);
void deleteLines();
RenderLineBoxList& lineBoxes() { return m_lineBoxes; }
const RenderLineBoxList& lineBoxes() const { return m_lineBoxes; }
LegacyInlineFlowBox* firstLineBox() const { return m_lineBoxes.firstLineBox(); }
LegacyInlineFlowBox* lastLineBox() const { return m_lineBoxes.lastLineBox(); }
#if PLATFORM(IOS_FAMILY)
void absoluteQuadsForSelection(Vector<FloatQuad>& quads) const override;
#endif
LayoutSize offsetForInFlowPositionedInline(const RenderBox* child) const;
void addFocusRingRects(Vector<LayoutRect>&, const LayoutPoint& additionalOffset, const RenderLayerModelObject* paintContainer = 0) final;
void paintOutline(PaintInfo&, const LayoutPoint&);
bool mayAffectLayout() const;
bool requiresLayer() const override { return isInFlowPositioned() || createsGroup() || hasClipPath() || shouldApplyPaintContainment() || willChangeCreatesStackingContext() || hasRunningAcceleratedAnimations(); }
protected:
void willBeDestroyed() override;
void styleWillChange(StyleDifference, const RenderStyle& newStyle) override;
void styleDidChange(StyleDifference, const RenderStyle* oldStyle) override;
void updateFromStyle() override;
private:
ASCIILiteral renderName() const override;
bool canHaveChildren() const final { return true; }
void absoluteQuadsIgnoringContinuation(const FloatRect&, Vector<FloatQuad>&, bool* wasFixed) const override;
template<typename GeneratorContext>
void generateLineBoxRects(GeneratorContext& yield) const;
void layout() final { ASSERT_NOT_REACHED(); } // Do nothing for layout()
void paint(PaintInfo&, const LayoutPoint&) final;
bool nodeAtPoint(const HitTestRequest&, HitTestResult&, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAction) final;
LayoutUnit offsetLeft() const final;
LayoutUnit offsetTop() const final;
LayoutUnit offsetWidth() const final { return linesBoundingBox().width(); }
LayoutUnit offsetHeight() const final { return linesBoundingBox().height(); }
LayoutPoint firstInlineBoxTopLeft() const;
LayoutRect clippedOverflowRect(const RenderLayerModelObject* repaintContainer, VisibleRectContext) const override;
LayoutRect rectWithOutlineForRepaint(const RenderLayerModelObject* repaintContainer, LayoutUnit outlineWidth) const final;
std::optional<LayoutRect> computeVisibleRectInContainer(const LayoutRect&, const RenderLayerModelObject* container, VisibleRectContext) const final;
LayoutRect computeVisibleRectUsingPaintOffset(const LayoutRect&) const;
void mapLocalToContainer(const RenderLayerModelObject* repaintContainer, TransformState&, OptionSet<MapCoordinatesMode>, bool* wasFixed) const override;
const RenderObject* pushMappingToContainer(const RenderLayerModelObject* ancestorToStopAt, RenderGeometryMap&) const override;
VisiblePosition positionForPoint(const LayoutPoint&, const RenderFragmentContainer*) final;
LayoutRect frameRectForStickyPositioning() const final { return linesBoundingBox(); }
virtual std::unique_ptr<LegacyInlineFlowBox> createInlineFlowBox(); // Subclassed by RenderSVGInline
void dirtyLinesFromChangedChild(RenderObject& child) final { m_lineBoxes.dirtyLinesFromChangedChild(*this, child); }
LayoutUnit lineHeight(bool firstLine, LineDirectionMode, LinePositionMode = PositionOnContainingLine) const final;
LayoutUnit baselinePosition(FontBaseline, bool firstLine, LineDirectionMode, LinePositionMode = PositionOnContainingLine) const final;
void updateHitTestResult(HitTestResult&, const LayoutPoint&) final;
void imageChanged(WrappedImagePtr, const IntRect* = 0) final;
void paintOutlineForLine(GraphicsContext&, const LayoutPoint&, const LayoutRect& prevLine, const LayoutRect& thisLine, const LayoutRect& nextLine, const Color&);
bool willChangeCreatesStackingContext() const
{
return style().willChange() && style().willChange()->canCreateStackingContext();
}
RenderLineBoxList m_lineBoxes; // All of the line boxes created for this inline flow. For example, <i>Hello<br>world.</i> will have two <i> line boxes.
};
bool isEmptyInline(const RenderInline&);
} // namespace WebCore
SPECIALIZE_TYPE_TRAITS_RENDER_OBJECT(RenderInline, isRenderInline())