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/*
* Copyright (C) 2025 Samuel Weinig <sam@webkit.org>
*
* 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. ``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
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* 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 <WebCore/RenderStyleConstants.h>
#include <WebCore/StyleGridNamedLinesMap.h>
#include <WebCore/StyleGridOrderedNamedLinesMap.h>
#include <WebCore/StyleGridTrackSize.h>
#include <wtf/Variant.h>
#include <wtf/Vector.h>
namespace WebCore {
namespace Style {
using RepeatEntry = Variant<GridTrackSize, Vector<String>>;
using RepeatTrackList = Vector<RepeatEntry>;
struct GridTrackEntryRepeat {
unsigned repeats;
RepeatTrackList list;
bool operator==(const GridTrackEntryRepeat&) const = default;
};
struct GridTrackEntryAutoRepeat {
AutoRepeatType type;
RepeatTrackList list;
bool operator==(const GridTrackEntryAutoRepeat&) const = default;
};
struct GridTrackEntrySubgrid { bool operator==(const GridTrackEntrySubgrid&) const = default; };
struct GridTrackEntryMasonry { bool operator==(const GridTrackEntryMasonry&) const = default; };
using GridTrackEntry = Variant<
GridTrackSize,
Vector<String>,
GridTrackEntryRepeat,
GridTrackEntryAutoRepeat,
GridTrackEntrySubgrid,
GridTrackEntryMasonry
>;
using GridTrackList = Vector<GridTrackEntry>;
// <'grid-template-columns'/'grid-template-rows'> = none | <track-list> | <auto-track-list>
struct GridTemplateList {
GridTemplateList(CSS::Keyword::None) { }
GridTemplateList(GridTrackList&&);
GridTrackList list { };
// Calculated from list.
Vector<GridTrackSize> sizes { };
GridNamedLinesMap namedLines { };
GridOrderedNamedLinesMap orderedNamedLines { };
Vector<GridTrackSize> autoRepeatSizes { };
GridNamedLinesMap autoRepeatNamedLines { };
GridOrderedNamedLinesMap autoRepeatOrderedNamedLines { };
unsigned autoRepeatInsertionPoint { 0 };
AutoRepeatType autoRepeatType { AutoRepeatType::None };
bool subgrid { false };
bool masonry { false };
bool operator==(const GridTemplateList& other) const
{
// It is only necessary to compare the `list` member, as the other members
// are purely cached derived values based on the value of `list`.
return list == other.list;
}
};
// MARK: - Conversion
template<> struct CSSValueConversion<GridTemplateList> { auto operator()(BuilderState&, const CSSValue&) -> GridTemplateList; };
// MARK: - Blending
template<> struct Blending<GridTemplateList> {
auto canBlend(const GridTemplateList&, const GridTemplateList&) -> bool;
auto blend(const GridTemplateList&, const GridTemplateList&, const BlendingContext&) -> GridTemplateList;
};
// MARK: - Logging
WTF::TextStream& operator<<(WTF::TextStream&, const GridTemplateList&);
WTF::TextStream& operator<<(WTF::TextStream&, const GridTrackEntry&);
WTF::TextStream& operator<<(WTF::TextStream&, const RepeatEntry&);
} // namespace Style
} // namespace WebCore
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