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/*
* Copyright (C) 2023 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include "AvailableLineWidthOverride.h"
#include "BlockLayoutState.h"
namespace WebCore {
namespace Layout {
class InlineLayoutState {
public:
InlineLayoutState(BlockLayoutState&);
void setClearGapAfterLastLine(InlineLayoutUnit verticalGap);
InlineLayoutUnit clearGapAfterLastLine() const { return m_clearGapAfterLastLine; }
void setClearGapBeforeFirstLine(InlineLayoutUnit verticalGap) { m_clearGapBeforeFirstLine = verticalGap; }
InlineLayoutUnit clearGapBeforeFirstLine() const { return m_clearGapBeforeFirstLine; }
const BlockLayoutState& parentBlockLayoutState() const { return m_parentBlockLayoutState; }
BlockLayoutState& parentBlockLayoutState() { return m_parentBlockLayoutState; }
const PlacedFloats& placedFloats() const { return m_parentBlockLayoutState.placedFloats(); }
PlacedFloats& placedFloats() { return m_parentBlockLayoutState.placedFloats(); }
void setAvailableLineWidthOverride(AvailableLineWidthOverride availableLineWidthOverride) { m_availableLineWidthOverride = availableLineWidthOverride; }
const AvailableLineWidthOverride& availableLineWidthOverride() const { return m_availableLineWidthOverride; }
void setLegacyClampedLineIndex(size_t lineIndex) { m_legacyClampedLineIndex = lineIndex; }
std::optional<size_t> legacyClampedLineIndex() const { return m_legacyClampedLineIndex; }
void setHyphenationLimitLines(size_t hyphenationLimitLines) { m_hyphenationLimitLines = hyphenationLimitLines; }
void incrementSuccessiveHyphenatedLineCount() { ++m_successiveHyphenatedLineCount; }
void resetSuccessiveHyphenatedLineCount() { m_successiveHyphenatedLineCount = 0; }
bool isHyphenationDisabled() const { return m_hyphenationLimitLines && *m_hyphenationLimitLines <= m_successiveHyphenatedLineCount; }
void setFirstLineStartTrimForInitialLetter(InlineLayoutUnit trimmedThisMuch) { m_firstLineStartTrimForInitialLetter = trimmedThisMuch; }
InlineLayoutUnit firstLineStartTrimForInitialLetter() const { return m_firstLineStartTrimForInitialLetter; }
void setInStandardsMode() { m_inStandardsMode = true; }
bool inStandardsMode() const { return m_inStandardsMode; }
// Integration codepath
void setNestedListMarkerOffsets(UncheckedKeyHashMap<const ElementBox*, LayoutUnit>&& nestedListMarkerOffsets) { m_nestedListMarkerOffsets = WTFMove(nestedListMarkerOffsets); }
LayoutUnit nestedListMarkerOffset(const ElementBox& listMarkerBox) const { return m_nestedListMarkerOffsets.get(&listMarkerBox); }
void setShouldNotSynthesizeInlineBlockBaseline() { m_shouldNotSynthesizeInlineBlockBaseline = true; }
bool shouldNotSynthesizeInlineBlockBaseline() const { return m_shouldNotSynthesizeInlineBlockBaseline; }
private:
BlockLayoutState& m_parentBlockLayoutState;
InlineLayoutUnit m_clearGapBeforeFirstLine { 0.f };
InlineLayoutUnit m_clearGapAfterLastLine { 0.f };
InlineLayoutUnit m_firstLineStartTrimForInitialLetter { 0.f };
std::optional<size_t> m_legacyClampedLineIndex { };
std::optional<size_t> m_hyphenationLimitLines { };
size_t m_successiveHyphenatedLineCount { 0 };
// FIXME: This is required by the integaration codepath.
UncheckedKeyHashMap<const ElementBox*, LayoutUnit> m_nestedListMarkerOffsets;
AvailableLineWidthOverride m_availableLineWidthOverride;
bool m_shouldNotSynthesizeInlineBlockBaseline { false };
bool m_inStandardsMode { false };
};
inline InlineLayoutState::InlineLayoutState(BlockLayoutState& parentBlockLayoutState)
: m_parentBlockLayoutState(parentBlockLayoutState)
{
}
inline void InlineLayoutState::setClearGapAfterLastLine(InlineLayoutUnit verticalGap)
{
ASSERT(verticalGap >= 0);
m_clearGapAfterLastLine = verticalGap;
}
}
}
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