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