1 /* 2 * Copyright (C) 1997 Martin Jones (mjones (at) kde.org) 3 * (C) 1997 Torben Weis (weis (at) kde.org) 4 * (C) 1998 Waldo Bastian (bastian (at) kde.org) 5 * (C) 1999 Lars Knoll (knoll (at) kde.org) 6 * (C) 1999 Antti Koivisto (koivisto (at) kde.org) 7 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 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 #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 // FIXME: need to implement cellIndex 37 int cellIndex() const { return 0; } 38 void setCellIndex(int) { } 39 40 int colSpan() const { return m_columnSpan; } 41 void setColSpan(int c) { m_columnSpan = c; } 42 43 int rowSpan() const { return m_rowSpan; } 44 void setRowSpan(int r) { m_rowSpan = r; } 45 46 int col() const { return m_column; } 47 void setCol(int col) { m_column = col; } 48 int row() const { return m_row; } 49 void setRow(int row) { m_row = row; } 50 51 RenderTableSection* section() const { return toRenderTableSection(parent()->parent()); } 52 RenderTable* table() const { return toRenderTable(parent()->parent()->parent()); } 53 54 Length styleOrColWidth() const; 55 56 virtual void calcPrefWidths(); 57 58 #if PLATFORM(ANDROID) 59 #ifdef ANDROID_LAYOUT 60 // RenderTableSection needs to access this in setCellWidths() 61 int getVisibleWidth() { return m_visibleWidth; } 62 #endif 63 #endif 64 65 void updateWidth(int); 66 67 int borderLeft() const; 68 int borderRight() const; 69 int borderTop() const; 70 int borderBottom() const; 71 72 int borderHalfLeft(bool outer) const; 73 int borderHalfRight(bool outer) const; 74 int borderHalfTop(bool outer) const; 75 int borderHalfBottom(bool outer) const; 76 77 CollapsedBorderValue collapsedLeftBorder(bool rtl) const; 78 CollapsedBorderValue collapsedRightBorder(bool rtl) const; 79 CollapsedBorderValue collapsedTopBorder() const; 80 CollapsedBorderValue collapsedBottomBorder() const; 81 82 typedef Vector<CollapsedBorderValue, 100> CollapsedBorderStyles; 83 void collectBorderStyles(CollapsedBorderStyles&) const; 84 static void sortBorderStyles(CollapsedBorderStyles&); 85 86 virtual void updateFromElement(); 87 88 virtual void layout(); 89 90 virtual void paint(PaintInfo&, int tx, int ty); 91 92 void paintBackgroundsBehindCell(PaintInfo&, int tx, int ty, RenderObject* backgroundObject); 93 94 virtual int baselinePosition(bool firstLine = false, bool isRootLineBox = false) const; 95 96 void setIntrinsicPaddingTop(int p) { m_intrinsicPaddingTop = p; } 97 void setIntrinsicPaddingBottom(int p) { m_intrinsicPaddingBottom = p; } 98 void setIntrinsicPadding(int top, int bottom) { setIntrinsicPaddingTop(top); setIntrinsicPaddingBottom(bottom); } 99 void clearIntrinsicPadding() { setIntrinsicPadding(0, 0); } 100 101 int intrinsicPaddingTop() const { return m_intrinsicPaddingTop; } 102 int intrinsicPaddingBottom() const { return m_intrinsicPaddingBottom; } 103 104 virtual int paddingTop(bool includeIntrinsicPadding = true) const; 105 virtual int paddingBottom(bool includeIntrinsicPadding = true) const; 106 107 virtual void setOverrideSize(int); 108 109 bool hasVisibleOverflow() const { return m_overflow; } 110 111 protected: 112 virtual void styleWillChange(StyleDifference, const RenderStyle* newStyle); 113 virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle); 114 115 private: 116 virtual const char* renderName() const { return isAnonymous() ? "RenderTableCell (anonymous)" : "RenderTableCell"; } 117 118 virtual bool isTableCell() const { return true; } 119 120 virtual void destroy(); 121 122 virtual bool requiresLayer() const { return isPositioned() || isTransparent() || hasOverflowClip() || hasTransform() || hasMask() || hasReflection(); } 123 124 virtual void calcWidth(); 125 126 virtual void paintBoxDecorations(PaintInfo&, int tx, int ty); 127 virtual void paintMask(PaintInfo&, int tx, int ty); 128 129 virtual IntSize offsetFromContainer(RenderObject*) const; 130 virtual IntRect clippedOverflowRectForRepaint(RenderBoxModelObject* repaintContainer); 131 virtual void computeRectForRepaint(RenderBoxModelObject* repaintContainer, IntRect&, bool fixed = false); 132 133 void paintCollapsedBorder(GraphicsContext*, int x, int y, int w, int h); 134 135 int m_row; 136 int m_column; 137 int m_rowSpan; 138 int m_columnSpan; 139 int m_intrinsicPaddingTop; 140 int m_intrinsicPaddingBottom; 141 int m_percentageHeight; 142 }; 143 144 inline RenderTableCell* toRenderTableCell(RenderObject* object) 145 { 146 ASSERT(!object || object->isTableCell()); 147 return static_cast<RenderTableCell*>(object); 148 } 149 150 inline const RenderTableCell* toRenderTableCell(const RenderObject* object) 151 { 152 ASSERT(!object || object->isTableCell()); 153 return static_cast<const RenderTableCell*>(object); 154 } 155 156 // This will catch anyone doing an unnecessary cast. 157 void toRenderTableCell(const RenderTableCell*); 158 159 } // namespace WebCore 160 161 #endif // RenderTableCell_h 162