Table cell background painting

third_party/WebKit/Source/core/layout/LayoutTableSection.h

 /*
  * 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, 2013 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
@@ skipping 288 matching lines @@
     // Flip the rect so it aligns with the coordinates used by the rowPos and columnPos vectors.
     LayoutRect logicalRectForWritingModeAndDirection(const LayoutRect&) const;
 
     CellSpan dirtiedRows(const LayoutRect& paintInvalidationRect) const;
     CellSpan dirtiedColumns(const LayoutRect& paintInvalidationRect) const;
     const HashSet<LayoutTableCell*>& overflowingCells() const { return m_overflowingCells; }
     bool hasMultipleCellLevels() const { return m_hasMultipleCellLevels; }
 
     const char* name() const override { return "LayoutTableSection"; }
 
+    LayoutRect positionByCellSpan() const;
+
+    LayoutRect positionOfIdealCell(unsigned row, unsigned col) const;
+
 protected:
     void styleDidChange(StyleDifference, const ComputedStyle* oldStyle) override;
     bool nodeAtPoint(HitTestResult&, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAction) override;
 
 private:
     LayoutObjectChildList* virtualChildren() override { return children(); }
     const LayoutObjectChildList* virtualChildren() const override { return children(); }
 
     bool isOfType(LayoutObjectType type) const override { return type == LayoutObjectTableSection || LayoutBox::isOfType(type); }
 
@@ skipping 91 matching lines @@
     // Invisible borders are never stored in this map.
     using CellsCollapsedBordersMap = HashMap<std::pair<const LayoutTableCell*, int>, CollapsedBorderValue>;
     CellsCollapsedBordersMap m_cellsCollapsedBorders;
 };
 
 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutTableSection, isTableSection());
 
 } // namespace blink
 
 #endif // LayoutTableSection_h