InlineFormattingContext.h [plain text]
#pragma once
#if ENABLE(LAYOUT_FORMATTING_CONTEXT)
#include "FormattingContext.h"
#include "InlineLineBuilder.h"
#include <wtf/IsoMalloc.h>
namespace WebCore {
namespace Layout {
class InlineFormattingState;
class InvalidationState;
class LineBox;
class InlineFormattingContext final : public FormattingContext {
WTF_MAKE_ISO_ALLOCATED(InlineFormattingContext);
public:
InlineFormattingContext(const ContainerBox& formattingContextRoot, InlineFormattingState&);
void layoutInFlowContent(InvalidationState&, const ConstraintsForInFlowContent&) override;
LayoutUnit usedContentHeight() const override;
class Quirks : public FormattingContext::Quirks {
public:
InlineLayoutUnit initialLineHeight() const;
bool hasSoftWrapOpportunityAtImage() const;
bool inlineLevelBoxAffectsLineBox(const LineBox::InlineLevelBox&, const LineBox&) const;
private:
friend class InlineFormattingContext;
Quirks(const InlineFormattingContext&);
const InlineFormattingContext& formattingContext() const { return downcast<InlineFormattingContext>(FormattingContext::Quirks::formattingContext()); }
};
InlineFormattingContext::Quirks quirks() const { return Quirks(*this); }
const InlineFormattingState& formattingState() const { return downcast<InlineFormattingState>(FormattingContext::formattingState()); }
InlineFormattingState& formattingState() { return downcast<InlineFormattingState>(FormattingContext::formattingState()); }
void lineLayoutForIntergration(InvalidationState&, const ConstraintsForInFlowContent&);
private:
IntrinsicWidthConstraints computedIntrinsicWidthConstraints() override;
class Geometry : public FormattingContext::Geometry {
public:
LineBox lineBoxForLineContent(const LineBuilder::LineContent&);
InlineLayoutUnit logicalTopForNextLine(const LineBuilder::LineContent&, InlineLayoutUnit previousLineLogicalBottom, const FloatingContext&) const;
ContentHeightAndMargin inlineBlockContentHeightAndMargin(const Box&, const HorizontalConstraints&, const OverriddenVerticalValues&) const;
ContentWidthAndMargin inlineBlockContentWidthAndMargin(const Box&, const HorizontalConstraints&, const OverriddenHorizontalValues&);
private:
friend class InlineFormattingContext;
Geometry(const InlineFormattingContext&);
const InlineFormattingContext& formattingContext() const { return downcast<InlineFormattingContext>(FormattingContext::Geometry::formattingContext()); }
};
InlineFormattingContext::Geometry geometry() const { return Geometry(*this); }
void lineLayout(InlineItems&, LineBuilder::InlineItemRange, const ConstraintsForInFlowContent&);
void computeIntrinsicWidthForFormattingRoot(const Box&);
InlineLayoutUnit computedIntrinsicWidthForConstraint(InlineLayoutUnit availableWidth) const;
void computeHorizontalMargin(const Box&, const HorizontalConstraints&);
void computeHeightAndMargin(const Box&, const HorizontalConstraints&);
void computeWidthAndMargin(const Box&, const HorizontalConstraints&);
void collectInlineContentIfNeeded();
InlineRect computeGeometryForLineContent(const LineBuilder::LineContent&, const HorizontalConstraints&);
void invalidateFormattingState(const InvalidationState&);
};
inline InlineFormattingContext::Geometry::Geometry(const InlineFormattingContext& inlineFormattingContext)
: FormattingContext::Geometry(inlineFormattingContext)
{
}
inline InlineFormattingContext::Quirks::Quirks(const InlineFormattingContext& inlineFormattingContext)
: FormattingContext::Quirks(inlineFormattingContext)
{
}
}
}
SPECIALIZE_TYPE_TRAITS_LAYOUT_FORMATTING_CONTEXT(InlineFormattingContext, isInlineFormattingContext())
#endif