summaryrefslogtreecommitdiffstats
path: root/WebCore/rendering/RenderTableCell.h
blob: b6622f4f747735bbf769d1269d2e2b3a3a31c43c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
/*
 * 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, 2007, 2009 Apple Inc. All rights reserved.
 *
 * 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.
 */

#ifndef RenderTableCell_h
#define RenderTableCell_h

#include "RenderTableSection.h"

namespace WebCore {

class RenderTableCell : public RenderBlock {
public:
    RenderTableCell(Node*);

    // FIXME: need to implement cellIndex
    int cellIndex() const { return 0; }
    void setCellIndex(int) { }

    int colSpan() const { return m_columnSpan; }
    void setColSpan(int c) { m_columnSpan = c; }

    int rowSpan() const { return m_rowSpan; }
    void setRowSpan(int r) { m_rowSpan = r; }

    int col() const { return m_column; }
    void setCol(int col) { m_column = col; }
    int row() const { return m_row; }
    void setRow(int row) { m_row = row; }

    RenderTableSection* section() const { return toRenderTableSection(parent()->parent()); }
    RenderTable* table() const { return toRenderTable(parent()->parent()->parent()); }

    Length styleOrColWidth() const;

    virtual void calcPrefWidths();

    void updateWidth(int);

    int borderLeft() const;
    int borderRight() const;
    int borderTop() const;
    int borderBottom() const;

    int borderHalfLeft(bool outer) const;
    int borderHalfRight(bool outer) const;
    int borderHalfTop(bool outer) const;
    int borderHalfBottom(bool outer) const;

    CollapsedBorderValue collapsedLeftBorder(bool rtl) const;
    CollapsedBorderValue collapsedRightBorder(bool rtl) const;
    CollapsedBorderValue collapsedTopBorder() const;
    CollapsedBorderValue collapsedBottomBorder() const;

    typedef Vector<CollapsedBorderValue, 100> CollapsedBorderStyles;
    void collectBorderStyles(CollapsedBorderStyles&) const;
    static void sortBorderStyles(CollapsedBorderStyles&);

    virtual void updateFromElement();

    virtual void layout();

    virtual void paint(PaintInfo&, int tx, int ty);

    void paintBackgroundsBehindCell(PaintInfo&, int tx, int ty, RenderObject* backgroundObject);

    virtual int baselinePosition(bool firstLine = false, bool isRootLineBox = false) const;

    void setIntrinsicPaddingTop(int p) { m_intrinsicPaddingTop = p; }
    void setIntrinsicPaddingBottom(int p) { m_intrinsicPaddingBottom = p; }
    void setIntrinsicPadding(int top, int bottom) { setIntrinsicPaddingTop(top); setIntrinsicPaddingBottom(bottom); }
    void clearIntrinsicPadding() { setIntrinsicPadding(0, 0); }

    int intrinsicPaddingTop() const { return m_intrinsicPaddingTop; }
    int intrinsicPaddingBottom() const { return m_intrinsicPaddingBottom; }

    virtual int paddingTop(bool includeIntrinsicPadding = true) const;
    virtual int paddingBottom(bool includeIntrinsicPadding = true) const;

    virtual void setOverrideSize(int);

    bool hasVisibleOverflow() const { return m_overflow; }

protected:
    virtual void styleWillChange(StyleDifference, const RenderStyle* newStyle);
    virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle);

private:
    virtual const char* renderName() const { return isAnonymous() ? "RenderTableCell (anonymous)" : "RenderTableCell"; }

    virtual bool isTableCell() const { return true; }

    virtual void destroy();

    virtual bool requiresLayer() const { return isPositioned() || isTransparent() || hasOverflowClip() || hasTransform() || hasMask() || hasReflection(); }

    virtual void calcWidth();

    virtual void paintBoxDecorations(PaintInfo&, int tx, int ty);
    virtual void paintMask(PaintInfo&, int tx, int ty);

    virtual IntSize offsetFromContainer(RenderObject*, const IntPoint&) const;
    virtual IntRect clippedOverflowRectForRepaint(RenderBoxModelObject* repaintContainer);
    virtual void computeRectForRepaint(RenderBoxModelObject* repaintContainer, IntRect&, bool fixed = false);

    void paintCollapsedBorder(GraphicsContext*, int x, int y, int w, int h);

    int m_row;
    int m_column;
    int m_rowSpan;
    int m_columnSpan;
    int m_intrinsicPaddingTop;
    int m_intrinsicPaddingBottom;
    int m_percentageHeight;
};

inline RenderTableCell* toRenderTableCell(RenderObject* object)
{
    ASSERT(!object || object->isTableCell());
    return static_cast<RenderTableCell*>(object);
}

inline const RenderTableCell* toRenderTableCell(const RenderObject* object)
{
    ASSERT(!object || object->isTableCell());
    return static_cast<const RenderTableCell*>(object);
}

// This will catch anyone doing an unnecessary cast.
void toRenderTableCell(const RenderTableCell*);

} // namespace WebCore

#endif // RenderTableCell_h