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/*
* Copyright (C) 2011 Google 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 "GridArea.h"
#include "GridTrackSize.h"
#include "RenderStyleConstants.h"
#include <variant>
#include <wtf/Ref.h>
#include <wtf/RefCounted.h>
#include <wtf/Vector.h>
#include <wtf/text/TextStream.h>
#include <wtf/text/WTFString.h>
namespace WebCore {
typedef HashMap<String, Vector<unsigned>> NamedGridLinesMap;
typedef HashMap<unsigned, Vector<String>, IntHash<unsigned>, WTF::UnsignedWithZeroKeyHashTraits<unsigned>> OrderedNamedGridLinesMap;
typedef std::variant<GridTrackSize, Vector<String>> RepeatEntry;
typedef Vector<RepeatEntry> RepeatTrackList;
struct GridTrackEntrySubgrid {
bool operator==(const GridTrackEntrySubgrid&) const
{
return true;
}
};
struct GridTrackEntryRepeat {
bool operator==(const GridTrackEntryRepeat& other) const
{
return repeats == other.repeats && list == other.list;
}
unsigned repeats;
RepeatTrackList list;
};
struct GridTrackEntryAutoRepeat {
bool operator==(const GridTrackEntryAutoRepeat& other) const
{
return type == other.type && list == other.list;
}
AutoRepeatType type;
RepeatTrackList list;
};
typedef std::variant<GridTrackSize, Vector<String>, GridTrackEntryRepeat, GridTrackEntryAutoRepeat, GridTrackEntrySubgrid> GridTrackEntry;
typedef Vector<GridTrackEntry> GridTrackList;
WTF::TextStream& operator<<(WTF::TextStream&, const RepeatEntry& item);
WTF::TextStream& operator<<(WTF::TextStream&, const GridTrackEntry& item);
class StyleGridData : public RefCounted<StyleGridData> {
public:
static Ref<StyleGridData> create() { return adoptRef(*new StyleGridData); }
Ref<StyleGridData> copy() const;
bool operator==(const StyleGridData& o) const
{
return columns() == o.columns() && rows() == o.rows() && implicitNamedGridColumnLines == o.implicitNamedGridColumnLines && implicitNamedGridRowLines == o.implicitNamedGridRowLines && gridAutoFlow == o.gridAutoFlow && gridAutoRows == o.gridAutoRows && gridAutoColumns == o.gridAutoColumns && namedGridArea == o.namedGridArea && namedGridAreaRowCount == o.namedGridAreaRowCount && namedGridAreaColumnCount == o.namedGridAreaColumnCount;
}
bool operator!=(const StyleGridData& o) const
{
return !(*this == o);
}
void setRows(const GridTrackList&);
void setColumns(const GridTrackList&);
const Vector<GridTrackSize>& gridColumns() const { return m_gridColumns; }
const Vector<GridTrackSize>& gridRows() const { return m_gridRows; }
const NamedGridLinesMap& namedGridColumnLines() const { return m_namedGridColumnLines; };
const NamedGridLinesMap& namedGridRowLines() const { return m_namedGridRowLines; };
const OrderedNamedGridLinesMap& orderedNamedGridColumnLines() const { return m_orderedNamedGridColumnLines; }
const OrderedNamedGridLinesMap& orderedNamedGridRowLines() const { return m_orderedNamedGridRowLines; }
const NamedGridLinesMap& autoRepeatNamedGridColumnLines() const { return m_autoRepeatNamedGridColumnLines; }
const NamedGridLinesMap& autoRepeatNamedGridRowLines() const { return m_autoRepeatNamedGridRowLines; }
const OrderedNamedGridLinesMap& autoRepeatOrderedNamedGridColumnLines() const { return m_autoRepeatOrderedNamedGridColumnLines; }
const OrderedNamedGridLinesMap& autoRepeatOrderedNamedGridRowLines() const { return m_autoRepeatOrderedNamedGridRowLines; }
const Vector<GridTrackSize>& gridAutoRepeatColumns() const { return m_gridAutoRepeatColumns; }
const Vector<GridTrackSize>& gridAutoRepeatRows() const { return m_gridAutoRepeatRows; }
const unsigned& autoRepeatColumnsInsertionPoint() const { return m_autoRepeatColumnsInsertionPoint; }
const unsigned& autoRepeatRowsInsertionPoint() const { return m_autoRepeatRowsInsertionPoint; }
const AutoRepeatType& autoRepeatColumnsType() const { return m_autoRepeatColumnsType; }
const AutoRepeatType& autoRepeatRowsType() const { return m_autoRepeatRowsType; }
const bool& subgridRows() const { return m_subgridRows; };
const bool& subgridColumns() const { return m_subgridColumns; }
const GridTrackList& columns() const { return m_columns; };
const GridTrackList& rows() const { return m_rows; };
NamedGridLinesMap implicitNamedGridColumnLines;
NamedGridLinesMap implicitNamedGridRowLines;
unsigned gridAutoFlow : GridAutoFlowBits;
Vector<GridTrackSize> gridAutoRows;
Vector<GridTrackSize> gridAutoColumns;
NamedGridAreaMap namedGridArea;
// Because namedGridArea doesn't store the unnamed grid areas, we need to keep track
// of the explicit grid size defined by both named and unnamed grid areas.
unsigned namedGridAreaRowCount;
unsigned namedGridAreaColumnCount;
private:
void computeCachedTrackData(const GridTrackList&, Vector<GridTrackSize>& sizes, NamedGridLinesMap& namedLines, OrderedNamedGridLinesMap& orderedNamedLines, Vector<GridTrackSize>& autoRepeatSizes, NamedGridLinesMap& autoRepeatNamedLines, OrderedNamedGridLinesMap& autoRepeatOrderedNamedLines, unsigned& autoRepeatInsertionPoint, AutoRepeatType&, bool& subgrid);
GridTrackList m_columns;
GridTrackList m_rows;
// Cached data computed from m_colmns/rows;
Vector<GridTrackSize> m_gridColumns;
Vector<GridTrackSize> m_gridRows;
NamedGridLinesMap m_namedGridColumnLines;
NamedGridLinesMap m_namedGridRowLines;
OrderedNamedGridLinesMap m_orderedNamedGridColumnLines;
OrderedNamedGridLinesMap m_orderedNamedGridRowLines;
NamedGridLinesMap m_autoRepeatNamedGridColumnLines;
NamedGridLinesMap m_autoRepeatNamedGridRowLines;
OrderedNamedGridLinesMap m_autoRepeatOrderedNamedGridColumnLines;
OrderedNamedGridLinesMap m_autoRepeatOrderedNamedGridRowLines;
Vector<GridTrackSize> m_gridAutoRepeatColumns;
Vector<GridTrackSize> m_gridAutoRepeatRows;
unsigned m_autoRepeatColumnsInsertionPoint;
unsigned m_autoRepeatRowsInsertionPoint;
AutoRepeatType m_autoRepeatColumnsType;
AutoRepeatType m_autoRepeatRowsType;
bool m_subgridRows;
bool m_subgridColumns;
StyleGridData();
StyleGridData(const StyleGridData&);
};
} // namespace WebCore
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