1/*
2 * Copyright (C) 1997 Martin Jones (mjones@kde.org)
3 * (C) 1997 Torben Weis (weis@kde.org)
4 * (C) 1998 Waldo Bastian (bastian@kde.org)
5 * (C) 1999 Lars Knoll (knoll@kde.org)
6 * (C) 1999 Antti Koivisto (koivisto@kde.org)
7 * Copyright (C) 2003, 2004, 2005, 2006, 2009 Apple Inc. All rights reserved.
8 *
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Library General Public
11 * License as published by the Free Software Foundation; either
12 * version 2 of the License, or (at your option) any later version.
13 *
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Library General Public License for more details.
18 *
19 * You should have received a copy of the GNU Library General Public License
20 * along with this library; see the file COPYING.LIB. If not, write to
21 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
22 * Boston, MA 02110-1301, USA.
23 */
24
25#pragma once
26
27#include "RenderTableSection.h"
28
29namespace WebCore {
30
31static const unsigned unsetRowIndex = 0x7FFFFFFF;
32static const unsigned maxRowIndex = 0x7FFFFFFE; // 2,147,483,646
33
34class RenderTableRow final : public RenderBox {
35 WTF_MAKE_ISO_ALLOCATED(RenderTableRow);
36public:
37 RenderTableRow(Element&, RenderStyle&&);
38 RenderTableRow(Document&, RenderStyle&&);
39
40 RenderTableRow* nextRow() const;
41 RenderTableRow* previousRow() const;
42
43 RenderTableCell* firstCell() const;
44 RenderTableCell* lastCell() const;
45
46 RenderTable* table() const;
47
48 void paintOutlineForRowIfNeeded(PaintInfo&, const LayoutPoint&);
49
50 static RenderPtr<RenderTableRow> createAnonymousWithParentRenderer(const RenderTableSection&);
51 RenderPtr<RenderBox> createAnonymousBoxWithSameTypeAs(const RenderBox&) const override;
52
53 void setRowIndex(unsigned);
54 bool rowIndexWasSet() const { return m_rowIndex != unsetRowIndex; }
55 unsigned rowIndex() const;
56
57 const BorderValue& borderAdjoiningTableStart() const;
58 const BorderValue& borderAdjoiningTableEnd() const;
59 const BorderValue& borderAdjoiningStartCell(const RenderTableCell&) const;
60 const BorderValue& borderAdjoiningEndCell(const RenderTableCell&) const;
61
62 bool nodeAtPoint(const HitTestRequest&, HitTestResult&, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAction) override;
63
64 RenderTableSection* section() const { return downcast<RenderTableSection>(parent()); }
65
66 void didInsertTableCell(RenderTableCell& child, RenderObject* beforeChild);
67
68private:
69 static RenderPtr<RenderTableRow> createTableRowWithStyle(Document&, const RenderStyle&);
70
71 const char* renderName() const override { return (isAnonymous() || isPseudoElement()) ? "RenderTableRow (anonymous)" : "RenderTableRow"; }
72
73 bool isTableRow() const override { return true; }
74
75 bool canHaveChildren() const override { return true; }
76 void willBeRemovedFromTree() override;
77
78 void layout() override;
79 LayoutRect clippedOverflowRectForRepaint(const RenderLayerModelObject* repaintContainer) const override;
80
81 bool requiresLayer() const override { return hasOverflowClip() || hasTransformRelatedProperty() || hasHiddenBackface() || hasClipPath() || createsGroup() || isStickilyPositioned(); }
82
83 void paint(PaintInfo&, const LayoutPoint&) override;
84
85 void imageChanged(WrappedImagePtr, const IntRect* = 0) override;
86
87 void styleDidChange(StyleDifference, const RenderStyle* oldStyle) override;
88
89 void firstChild() const = delete;
90 void lastChild() const = delete;
91 void nextSibling() const = delete;
92 void previousSibling() const = delete;
93
94 unsigned m_rowIndex : 31;
95};
96
97inline void RenderTableRow::setRowIndex(unsigned rowIndex)
98{
99 if (UNLIKELY(rowIndex > maxRowIndex))
100 CRASH();
101 m_rowIndex = rowIndex;
102}
103
104inline unsigned RenderTableRow::rowIndex() const
105{
106 ASSERT(rowIndexWasSet());
107 return m_rowIndex;
108}
109
110inline const BorderValue& RenderTableRow::borderAdjoiningTableStart() const
111{
112 if (isDirectionSame(section(), table()))
113 return style().borderStart();
114 return style().borderEnd();
115}
116
117inline const BorderValue& RenderTableRow::borderAdjoiningTableEnd() const
118{
119 if (isDirectionSame(section(), table()))
120 return style().borderEnd();
121 return style().borderStart();
122}
123
124inline RenderTable* RenderTableRow::table() const
125{
126 RenderTableSection* section = this->section();
127 if (!section)
128 return nullptr;
129 return downcast<RenderTable>(section->parent());
130}
131
132inline RenderTableRow* RenderTableRow::nextRow() const
133{
134 return downcast<RenderTableRow>(RenderBox::nextSibling());
135}
136
137inline RenderTableRow* RenderTableRow::previousRow() const
138{
139 return downcast<RenderTableRow>(RenderBox::previousSibling());
140}
141
142inline RenderTableRow* RenderTableSection::firstRow() const
143{
144 return downcast<RenderTableRow>(RenderBox::firstChild());
145}
146
147inline RenderTableRow* RenderTableSection::lastRow() const
148{
149 return downcast<RenderTableRow>(RenderBox::lastChild());
150}
151
152inline RenderPtr<RenderBox> RenderTableRow::createAnonymousBoxWithSameTypeAs(const RenderBox& renderer) const
153{
154 return RenderTableRow::createTableRowWithStyle(renderer.document(), renderer.style());
155}
156
157} // namespace WebCore
158
159SPECIALIZE_TYPE_TRAITS_RENDER_OBJECT(RenderTableRow, isTableRow())
160