WebCore/RenderTableCell.h

   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, 2007 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 #ifndef RenderTableCell_h
  26 #define RenderTableCell_h
  27
  28 #include "RenderTableSection.h"
  29
  30 namespace WebCore {
  31
  32 class RenderTableCell : public RenderBlock {
  33 public:
  34     RenderTableCell(Node*);
  35
  36     virtual const char* renderName() const { return isAnonymous() ? "RenderTableCell (anonymous)" : "RenderTableCell"; }
  37
  38     virtual bool isTableCell() const { return true; }
  39
  40     virtual void destroy();
  41
  42     // FIXME: need to implement cellIndex
  43     int cellIndex() const { return 0; }
  44     void setCellIndex(int) { }
  45
  46     int colSpan() const { return m_columnSpan; }
  47     void setColSpan(int c) { m_columnSpan = c; }
  48
  49     int rowSpan() const { return m_rowSpan; }
  50     void setRowSpan(int r) { m_rowSpan = r; }
  51
  52     int col() const { return m_column; }
  53     void setCol(int col) { m_column = col; }
  54     int row() const { return m_row; }
  55     void setRow(int row) { m_row = row; }
  56
  57     RenderTableSection* section() const { return static_cast<RenderTableSection*>(parent()->parent()); }
  58     RenderTable* table() const { return static_cast<RenderTable*>(parent()->parent()->parent()); }
  59
  60     Length styleOrColWidth() const;
  61
  62     virtual bool requiresLayer() const { return isPositioned() || isTransparent() || hasOverflowClip() || hasTransform() || hasMask() || hasReflection(); }
  63
  64     virtual void calcPrefWidths();
  65     virtual void calcWidth();
  66     void updateWidth(int);
  67
  68     int borderLeft() const;
  69     int borderRight() const;
  70     int borderTop() const;
  71     int borderBottom() const;
  72
  73     int borderHalfLeft(bool outer) const;
  74     int borderHalfRight(bool outer) const;
  75     int borderHalfTop(bool outer) const;
  76     int borderHalfBottom(bool outer) const;
  77
  78     CollapsedBorderValue collapsedLeftBorder(bool rtl) const;
  79     CollapsedBorderValue collapsedRightBorder(bool rtl) const;
  80     CollapsedBorderValue collapsedTopBorder() const;
  81     CollapsedBorderValue collapsedBottomBorder() const;
  82
  83     typedef Vector<CollapsedBorderValue, 100> CollapsedBorderStyles;
  84     void collectBorderStyles(CollapsedBorderStyles&) const;
  85     static void sortBorderStyles(CollapsedBorderStyles&);
  86
  87     virtual void updateFromElement();
  88
  89     virtual void layout();
  90
  91     virtual void paint(PaintInfo&, int tx, int ty);
  92     virtual void paintBoxDecorations(PaintInfo&, int tx, int ty);
  93     virtual void paintMask(PaintInfo& paintInfo, int tx, int ty);
  94     void paintCollapsedBorder(GraphicsContext*, int x, int y, int w, int h);
  95     void paintBackgroundsBehindCell(PaintInfo&, int tx, int ty, RenderObject* backgroundObject);
  96
  97     virtual IntRect clippedOverflowRectForRepaint(RenderBox* repaintContainer);
  98     virtual void computeRectForRepaint(RenderBox* repaintContainer, IntRect&, bool fixed = false);
  99
 100     virtual int baselinePosition(bool firstLine = false, bool isRootLineBox = false) const;
 101
 102     void setIntrinsicPaddingTop(int p) { m_intrinsicPaddingTop = p; }
 103     void setIntrinsicPaddingBottom(int p) { m_intrinsicPaddingBottom = p; }
 104     void setIntrinsicPadding(int top, int bottom) { setIntrinsicPaddingTop(top); setIntrinsicPaddingBottom(bottom); }
 105     void clearIntrinsicPadding() { setIntrinsicPadding(0, 0); }
 106
 107     int intrinsicPaddingTop() const { return m_intrinsicPaddingTop; }
 108     int intrinsicPaddingBottom() const { return m_intrinsicPaddingBottom; }
 109
 110     virtual int paddingTop(bool includeIntrinsicPadding = true) const;
 111     virtual int paddingBottom(bool includeIntrinsicPadding = true) const;
 112
 113     virtual void setOverrideSize(int);
 114
 115 protected:
 116     virtual void styleWillChange(StyleDifference, const RenderStyle* newStyle);
 117     virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle);
 118
 119     virtual void mapLocalToContainer(RenderBox* repaintContainer, bool useTransforms, bool fixed, TransformState&) const;
 120     virtual void mapAbsoluteToLocalPoint(bool fixed, bool useTransforms, TransformState&) const;
 121
 122 private:
 123     int m_row;
 124     int m_column;
 125     int m_rowSpan;
 126     int m_columnSpan;
 127     int m_intrinsicPaddingTop;
 128     int m_intrinsicPaddingBottom;
 129     int m_percentageHeight;
 130 };
 131
 132 } // namespace WebCore
 133
 134 #endif // RenderTableCell_h