15c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/* 25c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Copyright (C) 1997 Martin Jones (mjones@kde.org) 35c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * (C) 1997 Torben Weis (weis@kde.org) 45c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * (C) 1998 Waldo Bastian (bastian@kde.org) 55c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * (C) 1999 Lars Knoll (knoll@kde.org) 65c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * (C) 1999 Antti Koivisto (koivisto@kde.org) 7d6cdb82654e8f3343a693ca752d5c4cee0324e17Torne (Richard Coles) * Copyright (C) 2003, 2004, 2005, 2006, 2009, 2013 Apple Inc. All rights reserved. 85c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 95c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * This library is free software; you can redistribute it and/or 105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * modify it under the terms of the GNU Library General Public 115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * License as published by the Free Software Foundation; either 125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * version 2 of the License, or (at your option) any later version. 135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * This library is distributed in the hope that it will be useful, 155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * but WITHOUT ANY WARRANTY; without even the implied warranty of 165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Library General Public License for more details. 185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * You should have received a copy of the GNU Library General Public License 205c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * along with this library; see the file COPYING.LIB. If not, write to 215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Boston, MA 02110-1301, USA. 235c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) */ 245c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 255c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#ifndef RenderTableSection_h 265c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define RenderTableSection_h 275c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 2853e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#include "core/rendering/RenderTable.h" 2902772c6a72f1ee0b226341a4f4439970c29fc861Ben Murdoch#include "wtf/Vector.h" 305c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 31c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)namespace blink { 325c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 337242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci// This variable is used to balance the memory consumption vs the paint invalidation time on big tables. 347242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucciconst float gMaxAllowedOverflowingCellRatioForFastPaintPath = 0.1f; 357242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci 365c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)enum CollapsedBorderSide { 375c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) CBSBefore, 385c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) CBSAfter, 395c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) CBSStart, 405c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) CBSEnd 415c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}; 425c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 435c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)// Helper class for paintObject. 445c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)class CellSpan { 455c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)public: 465c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) CellSpan(unsigned start, unsigned end) 475c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) : m_start(start) 485c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) , m_end(end) 495c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) { 505c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 515c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 525c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) unsigned start() const { return m_start; } 535c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) unsigned end() const { return m_end; } 545c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 555c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) unsigned& start() { return m_start; } 565c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) unsigned& end() { return m_end; } 575c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 585c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)private: 595c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) unsigned m_start; 605c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) unsigned m_end; 615c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}; 625c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 635c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)class RenderTableCell; 645c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)class RenderTableRow; 655c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 6653e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)class RenderTableSection FINAL : public RenderBox { 675c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)public: 68926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) RenderTableSection(Element*); 695c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) virtual ~RenderTableSection(); 70e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) virtual void trace(Visitor*) OVERRIDE; 715c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 72d6cdb82654e8f3343a693ca752d5c4cee0324e17Torne (Richard Coles) RenderTableRow* firstRow() const; 73d6cdb82654e8f3343a693ca752d5c4cee0324e17Torne (Richard Coles) RenderTableRow* lastRow() const; 745c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 755c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) const RenderObjectChildList* children() const { return &m_children; } 765c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) RenderObjectChildList* children() { return &m_children; } 775c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 7809380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual void addChild(RenderObject* child, RenderObject* beforeChild = 0) OVERRIDE; 795c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 805c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) virtual int firstLineBoxBaseline() const OVERRIDE; 815c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 825c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void addCell(RenderTableCell*, RenderTableRow* row); 835c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 845c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) int calcRowLogicalHeight(); 855c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void layoutRows(); 8653e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles) void computeOverflowFromCells(); 875c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 885c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) RenderTable* table() const { return toRenderTable(parent()); } 895c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 90e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) typedef WillBeHeapVector<RawPtrWillBeMember<RenderTableCell>, 2> SpanningRenderTableCells; 91591b958dee2cf159d33a0b931e6231072eaf38d5Ben Murdoch 925c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) struct CellStruct { 93e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) ALLOW_ONLY_INLINE_ALLOCATION(); 94e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) public: 95e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) WillBeHeapVector<RawPtrWillBeMember<RenderTableCell>, 1> cells; 965c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool inColSpan; // true for columns after the first in a colspan 975c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 985c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) CellStruct() 995c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) : inColSpan(false) 1005c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) { 1015c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 102e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) void trace(Visitor*); 1035c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1045c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) RenderTableCell* primaryCell() 1055c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) { 106e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) return hasCells() ? cells[cells.size() - 1].get() : 0; 1075c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 1085c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1095c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) const RenderTableCell* primaryCell() const 1105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) { 111e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) return hasCells() ? cells[cells.size() - 1].get() : 0; 1125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 1135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool hasCells() const { return cells.size() > 0; } 1155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) }; 1165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 117e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) typedef WillBeHeapVector<CellStruct> Row; 1185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) struct RowStruct { 120e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) ALLOW_ONLY_INLINE_ALLOCATION(); 121e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) public: 1225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) RowStruct() 123e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) : rowRenderer(nullptr) 1245c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) , baseline() 1255c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) { 1265c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 127e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) void trace(Visitor*); 1285c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1295c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) Row row; 130e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) RawPtrWillBeMember<RenderTableRow> rowRenderer; 1315c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) LayoutUnit baseline; 1325c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) Length logicalHeight; 1335c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) }; 1345c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1357757ec2eadfa2dd8ac2aeed0a4399e9b07ec38cbBen Murdoch struct SpanningRowsHeight { 1367757ec2eadfa2dd8ac2aeed0a4399e9b07ec38cbBen Murdoch WTF_MAKE_NONCOPYABLE(SpanningRowsHeight); 1377757ec2eadfa2dd8ac2aeed0a4399e9b07ec38cbBen Murdoch 1387757ec2eadfa2dd8ac2aeed0a4399e9b07ec38cbBen Murdoch public: 1397757ec2eadfa2dd8ac2aeed0a4399e9b07ec38cbBen Murdoch SpanningRowsHeight() 1407757ec2eadfa2dd8ac2aeed0a4399e9b07ec38cbBen Murdoch : totalRowsHeight(0) 1417757ec2eadfa2dd8ac2aeed0a4399e9b07ec38cbBen Murdoch , spanningCellHeightIgnoringBorderSpacing(0) 142d5428f32f5d1719f774f62e19147104ca245a3abTorne (Richard Coles) , isAnyRowWithOnlySpanningCells(false) 1437757ec2eadfa2dd8ac2aeed0a4399e9b07ec38cbBen Murdoch { 1447757ec2eadfa2dd8ac2aeed0a4399e9b07ec38cbBen Murdoch } 1457757ec2eadfa2dd8ac2aeed0a4399e9b07ec38cbBen Murdoch 1467757ec2eadfa2dd8ac2aeed0a4399e9b07ec38cbBen Murdoch Vector<int> rowHeight; 1477757ec2eadfa2dd8ac2aeed0a4399e9b07ec38cbBen Murdoch int totalRowsHeight; 1487757ec2eadfa2dd8ac2aeed0a4399e9b07ec38cbBen Murdoch int spanningCellHeightIgnoringBorderSpacing; 149d5428f32f5d1719f774f62e19147104ca245a3abTorne (Richard Coles) bool isAnyRowWithOnlySpanningCells; 1507757ec2eadfa2dd8ac2aeed0a4399e9b07ec38cbBen Murdoch }; 1517757ec2eadfa2dd8ac2aeed0a4399e9b07ec38cbBen Murdoch 1525c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) const BorderValue& borderAdjoiningTableStart() const 1535c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) { 1545c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) if (hasSameDirectionAs(table())) 1555c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) return style()->borderStart(); 1565c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1575c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) return style()->borderEnd(); 1585c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 1595c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1605c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) const BorderValue& borderAdjoiningTableEnd() const 1615c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) { 1625c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) if (hasSameDirectionAs(table())) 1635c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) return style()->borderEnd(); 1645c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1655c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) return style()->borderStart(); 1665c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 1675c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1685c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) const BorderValue& borderAdjoiningStartCell(const RenderTableCell*) const; 1695c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) const BorderValue& borderAdjoiningEndCell(const RenderTableCell*) const; 1705c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1715c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) const RenderTableCell* firstRowCellAdjoiningTableStart() const; 1725c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) const RenderTableCell* firstRowCellAdjoiningTableEnd() const; 1735c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1745c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) CellStruct& cellAt(unsigned row, unsigned col) { return m_grid[row].row[col]; } 1755c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) const CellStruct& cellAt(unsigned row, unsigned col) const { return m_grid[row].row[col]; } 1765c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) RenderTableCell* primaryCellAt(unsigned row, unsigned col) 1775c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) { 1785c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) CellStruct& c = m_grid[row].row[col]; 1795c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) return c.primaryCell(); 1805c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 1815c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 182926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) RenderTableRow* rowRendererAt(unsigned row) const { return m_grid[row].rowRenderer; } 183926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) 1845c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void appendColumn(unsigned pos); 1855c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void splitColumn(unsigned pos, unsigned first); 1865c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 18709380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) enum BlockBorderSide { BorderBefore, BorderAfter }; 18809380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) int calcBlockDirectionOuterBorder(BlockBorderSide) const; 18909380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) enum InlineBorderSide { BorderStart, BorderEnd }; 19009380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) int calcInlineDirectionOuterBorder(InlineBorderSide) const; 1915c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void recalcOuterBorder(); 1925c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1935c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) int outerBorderBefore() const { return m_outerBorderBefore; } 1945c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) int outerBorderAfter() const { return m_outerBorderAfter; } 1955c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) int outerBorderStart() const { return m_outerBorderStart; } 1965c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) int outerBorderEnd() const { return m_outerBorderEnd; } 1975c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1985c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) unsigned numRows() const { return m_grid.size(); } 1995c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) unsigned numColumns() const; 2005c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void recalcCells(); 2015c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void recalcCellsIfNeeded() 2025c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) { 2035c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) if (m_needsCellRecalc) 2045c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) recalcCells(); 2055c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 2065c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 2075c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool needsCellRecalc() const { return m_needsCellRecalc; } 2085c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void setNeedsCellRecalc(); 2095c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 2105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) LayoutUnit rowBaseline(unsigned row) { return m_grid[row].baseline; } 2115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 2127242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci void rowLogicalHeightChanged(RenderTableRow*); 2135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 2145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void removeCachedCollapsedBorders(const RenderTableCell*); 2155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void setCachedCollapsedBorder(const RenderTableCell*, CollapsedBorderSide, CollapsedBorderValue); 2165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) CollapsedBorderValue& cachedCollapsedBorder(const RenderTableCell*, CollapsedBorderSide); 2175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 2185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) // distributeExtraLogicalHeightToRows methods return the *consumed* extra logical height. 2195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) // FIXME: We may want to introduce a structure holding the in-flux layout information. 2205c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) int distributeExtraLogicalHeightToRows(int extraLogicalHeight); 2215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 2225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) static RenderTableSection* createAnonymousWithParentRenderer(const RenderObject*); 2235c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) virtual RenderBox* createAnonymousBoxWithSameTypeAs(const RenderObject* parent) const OVERRIDE 2245c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) { 2255c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) return createAnonymousWithParentRenderer(parent); 2265c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 22702772c6a72f1ee0b226341a4f4439970c29fc861Ben Murdoch 2285c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) virtual void paint(PaintInfo&, const LayoutPoint&) OVERRIDE; 2295c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 2307242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci // Flip the rect so it aligns with the coordinates used by the rowPos and columnPos vectors. 2317242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci LayoutRect logicalRectForWritingModeAndDirection(const LayoutRect&) const; 2327242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci 2337242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci CellSpan dirtiedRows(const LayoutRect& paintInvalidationRect) const; 2347242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci CellSpan dirtiedColumns(const LayoutRect& paintInvalidationRect) const; 2357242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci WillBeHeapHashSet<RawPtrWillBeMember<RenderTableCell> >& overflowingCells() { return m_overflowingCells; } 2367242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci bool hasMultipleCellLevels() { return m_hasMultipleCellLevels; } 2377242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci 2385c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)protected: 23909380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle) OVERRIDE; 240d6cdb82654e8f3343a693ca752d5c4cee0324e17Torne (Richard Coles) virtual bool nodeAtPoint(const HitTestRequest&, HitTestResult&, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAction) OVERRIDE; 2415c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 2425c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)private: 24309380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual RenderObjectChildList* virtualChildren() OVERRIDE { return children(); } 24409380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual const RenderObjectChildList* virtualChildren() const OVERRIDE { return children(); } 2455c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 24609380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual const char* renderName() const OVERRIDE { return (isAnonymous() || isPseudoElement()) ? "RenderTableSection (anonymous)" : "RenderTableSection"; } 2475c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 24809380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual bool isTableSection() const OVERRIDE { return true; } 2495c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 2505c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) virtual void willBeRemovedFromTree() OVERRIDE; 2515c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 25209380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual void layout() OVERRIDE; 2535c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 25409380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual void paintObject(PaintInfo&, const LayoutPoint&) OVERRIDE; 2555c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 25609380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual void imageChanged(WrappedImagePtr, const IntRect* = 0) OVERRIDE; 2575c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 258591b958dee2cf159d33a0b931e6231072eaf38d5Ben Murdoch int borderSpacingForRow(unsigned row) const { return m_grid[row].rowRenderer ? table()->vBorderSpacing() : 0; } 259591b958dee2cf159d33a0b931e6231072eaf38d5Ben Murdoch 2605c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void ensureRows(unsigned); 2615c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 26206f816c7c76bc45a15e452ade8a34e8af077693eTorne (Richard Coles) bool rowHasOnlySpanningCells(unsigned); 26306f816c7c76bc45a15e452ade8a34e8af077693eTorne (Richard Coles) unsigned calcRowHeightHavingOnlySpanningCells(unsigned); 26406f816c7c76bc45a15e452ade8a34e8af077693eTorne (Richard Coles) void updateRowsHeightHavingOnlySpanningCells(RenderTableCell*, struct SpanningRowsHeight&); 26506f816c7c76bc45a15e452ade8a34e8af077693eTorne (Richard Coles) bool isHeightNeededForRowHavingOnlySpanningCells(unsigned); 26606f816c7c76bc45a15e452ade8a34e8af077693eTorne (Richard Coles) 2677757ec2eadfa2dd8ac2aeed0a4399e9b07ec38cbBen Murdoch void populateSpanningRowsHeightFromCell(RenderTableCell*, struct SpanningRowsHeight&); 2687757ec2eadfa2dd8ac2aeed0a4399e9b07ec38cbBen Murdoch void distributeExtraRowSpanHeightToPercentRows(RenderTableCell*, int, int&, Vector<int>&); 2699e12abdf8c3a23d52091ea54ebb6a04d327f9300Torne (Richard Coles) void distributeWholeExtraRowSpanHeightToPercentRows(RenderTableCell*, int, int&, Vector<int>&); 2707757ec2eadfa2dd8ac2aeed0a4399e9b07ec38cbBen Murdoch void distributeExtraRowSpanHeightToAutoRows(RenderTableCell*, int, int&, Vector<int>&); 2717757ec2eadfa2dd8ac2aeed0a4399e9b07ec38cbBen Murdoch void distributeExtraRowSpanHeightToRemainingRows(RenderTableCell*, int, int&, Vector<int>&); 272591b958dee2cf159d33a0b931e6231072eaf38d5Ben Murdoch void distributeRowSpanHeightToRows(SpanningRenderTableCells& rowSpanCells); 273591b958dee2cf159d33a0b931e6231072eaf38d5Ben Murdoch 2745c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void distributeExtraLogicalHeightToPercentRows(int& extraLogicalHeight, int totalPercent); 2755c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void distributeExtraLogicalHeightToAutoRows(int& extraLogicalHeight, unsigned autoRowsCount); 2765c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void distributeRemainingExtraLogicalHeight(int& extraLogicalHeight); 2775c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 278591b958dee2cf159d33a0b931e6231072eaf38d5Ben Murdoch void updateBaselineForCell(RenderTableCell*, unsigned row, LayoutUnit& baselineDescent); 279591b958dee2cf159d33a0b931e6231072eaf38d5Ben Murdoch 2805c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool hasOverflowingCell() const { return m_overflowingCells.size() || m_forceSlowPaintPathWithOverflowingCell; } 2817242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci 28253e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles) void computeOverflowFromCells(unsigned totalRows, unsigned nEffCols); 2835c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 2845c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) CellSpan fullTableRowSpan() const { return CellSpan(0, m_grid.size()); } 2855c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) CellSpan fullTableColumnSpan() const { return CellSpan(0, table()->columns().size()); } 2865c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 2875c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) // These two functions take a rectangle as input that has been flipped by logicalRectForWritingModeAndDirection. 2885c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) // The returned span of rows or columns is end-exclusive, and empty if start==end. 2895c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) CellSpan spannedRows(const LayoutRect& flippedRect) const; 2905c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) CellSpan spannedColumns(const LayoutRect& flippedRect) const; 2915c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 2925c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void setLogicalPositionForCell(RenderTableCell*, unsigned effectiveColumn) const; 2935c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 2945c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) RenderObjectChildList m_children; 2955c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 296e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) WillBeHeapVector<RowStruct> m_grid; 2975c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) Vector<int> m_rowPos; 2985c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 2995c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) // the current insertion position 3005c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) unsigned m_cCol; 3015c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) unsigned m_cRow; 3025c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 3035c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) int m_outerBorderStart; 3045c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) int m_outerBorderEnd; 3055c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) int m_outerBorderBefore; 3065c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) int m_outerBorderAfter; 3075c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 3085c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool m_needsCellRecalc; 3095c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 3105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) // This HashSet holds the overflowing cells for faster painting. 3115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) // If we have more than gMaxAllowedOverflowingCellRatio * total cells, it will be empty 3125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) // and m_forceSlowPaintPathWithOverflowingCell will be set to save memory. 313e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) WillBeHeapHashSet<RawPtrWillBeMember<RenderTableCell> > m_overflowingCells; 3145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool m_forceSlowPaintPathWithOverflowingCell; 3155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 3165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool m_hasMultipleCellLevels; 3175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 3185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) // This map holds the collapsed border values for cells with collapsed borders. 3195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) // It is held at RenderTableSection level to spare memory consumption by table cells. 320e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) WillBeHeapHashMap<pair<RawPtrWillBeMember<const RenderTableCell>, int>, CollapsedBorderValue > m_cellsCollapsedBorders; 3215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}; 3225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 323bfe3590b1806e3ff18f46ee3af5d4b83078f305aTorne (Richard Coles)DEFINE_RENDER_OBJECT_TYPE_CASTS(RenderTableSection, isTableSection()); 3245c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 325c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)} // namespace blink 3265c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 327e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles)namespace WTF { 328e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) 329e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles)#if ENABLE(OILPAN) 330e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles)template<> struct VectorTraits<blink::RenderTableSection::CellStruct> : VectorTraitsBase<blink::RenderTableSection::CellStruct> { 331e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) static const bool needsDestruction = false; 332e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles)}; 333e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles)template<> struct VectorTraits<blink::RenderTableSection::RowStruct> : VectorTraitsBase<blink::RenderTableSection::RowStruct> { 334e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) static const bool needsDestruction = false; 335e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles)}; 336e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles)#endif 337e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) 338e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles)} 339e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) 3405c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#endif // RenderTableSection_h 341