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/*
* Copyright (C) 1997 Martin Jones (mjones@kde.org)
* (C) 1997 Torben Weis (weis@kde.org)
* (C) 1998 Waldo Bastian (bastian@kde.org)
* (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 1999 Antti Koivisto (koivisto@kde.org)
* Copyright (C) 2003, 2004, 2005, 2006, 2009 Apple Inc. All rights reserved.
* Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#pragma once
#include "RenderBox.h"
namespace WebCore {
class RenderTable;
class RenderTableCell;
class RenderTableCol final : public RenderBox {
WTF_MAKE_ISO_ALLOCATED(RenderTableCol);
public:
RenderTableCol(Element&, RenderStyle&&);
RenderTableCol(Document&, RenderStyle&&);
void clearPreferredLogicalWidthsDirtyBits();
unsigned span() const { return m_span; }
void setSpan(unsigned span) { m_span = span; }
bool isTableColumnGroupWithColumnChildren() const { return firstChild(); }
bool isTableColumn() const { return style().display() == DisplayType::TableColumn; }
bool isTableColumnGroup() const { return style().display() == DisplayType::TableColumnGroup; }
RenderTableCol* enclosingColumnGroup() const;
RenderTableCol* enclosingColumnGroupIfAdjacentBefore() const;
RenderTableCol* enclosingColumnGroupIfAdjacentAfter() const;
// Returns the next column or column-group.
RenderTableCol* nextColumn() const;
const BorderValue& borderAdjoiningCellStartBorder() const;
const BorderValue& borderAdjoiningCellEndBorder() const;
const BorderValue& borderAdjoiningCellBefore(const RenderTableCell&) const;
const BorderValue& borderAdjoiningCellAfter(const RenderTableCell&) const;
LayoutUnit offsetLeft() const override;
LayoutUnit offsetTop() const override;
LayoutUnit offsetWidth() const override;
LayoutUnit offsetHeight() const override;
void updateFromElement() override;
private:
ASCIILiteral renderName() const override { return "RenderTableCol"_s; }
bool isRenderTableCol() const override { return true; }
void computePreferredLogicalWidths() override { ASSERT_NOT_REACHED(); }
void insertedIntoTree(IsInternalMove) override;
void willBeRemovedFromTree(IsInternalMove) override;
bool isChildAllowed(const RenderObject&, const RenderStyle&) const override;
bool canHaveChildren() const override;
bool requiresLayer() const override { return false; }
LayoutRect clippedOverflowRect(const RenderLayerModelObject* repaintContainer, VisibleRectContext) const override;
void imageChanged(WrappedImagePtr, const IntRect* = 0) override;
void styleDidChange(StyleDifference, const RenderStyle* oldStyle) override;
void paint(PaintInfo&, const LayoutPoint&) override { }
RenderTable* table() const;
unsigned m_span { 1 };
};
inline RenderTableCol* RenderTableCol::enclosingColumnGroupIfAdjacentBefore() const
{
if (previousSibling())
return nullptr;
return enclosingColumnGroup();
}
inline RenderTableCol* RenderTableCol::enclosingColumnGroupIfAdjacentAfter() const
{
if (nextSibling())
return nullptr;
return enclosingColumnGroup();
}
} // namespace WebCore
SPECIALIZE_TYPE_TRAITS_RENDER_OBJECT(RenderTableCol, isRenderTableCol())
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