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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 "RenderGrid.h"
namespace WebCore {
namespace Style {
enum class GridTrackSizingDirection : bool;
}
class AncestorSubgridIterator {
public:
AncestorSubgridIterator();
AncestorSubgridIterator(SingleThreadWeakPtr<RenderGrid> firstAncestorSubgrid, Style::GridTrackSizingDirection);
RenderGrid& operator*();
bool operator==(const AncestorSubgridIterator&) const;
AncestorSubgridIterator& operator++();
AncestorSubgridIterator begin();
AncestorSubgridIterator end();
private:
AncestorSubgridIterator(SingleThreadWeakPtr<RenderGrid> firstAncestorSubgrid, SingleThreadWeakPtr<RenderGrid> currentAncestor, Style::GridTrackSizingDirection);
AncestorSubgridIterator(SingleThreadWeakPtr<RenderGrid> firstAncestorSubgrid, SingleThreadWeakPtr<RenderGrid> currentAncestor, std::optional<Style::GridTrackSizingDirection>);
const SingleThreadWeakPtr<const RenderGrid> m_firstAncestorSubgrid;
SingleThreadWeakPtr<RenderGrid> m_currentAncestorSubgrid;
const std::optional<Style::GridTrackSizingDirection> m_direction;
};
AncestorSubgridIterator ancestorSubgridsOfGridItem(const RenderBox& gridItem, const Style::GridTrackSizingDirection);
} // namespace WebCore
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