15c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/* 25c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Copyright (C) 2009 Apple Inc. All rights reserved. 35c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 45c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Redistribution and use in source and binary forms, with or without 55c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * modification, are permitted provided that the following conditions 65c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * are met: 75c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 85c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 1. Redistributions of source code must retain the above copyright 95c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * notice, this list of conditions and the following disclaimer. 105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 2. Redistributions in binary form must reproduce the above copyright 115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * notice, this list of conditions and the following disclaimer in the 125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * documentation and/or other materials provided with the distribution. 135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of 145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * its contributors may be used to endorse or promote products derived 155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * from this software without specific prior written permission. 165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 205c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 235c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 245c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 255c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 265c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 275c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) */ 285c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 295c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 305c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#ifndef RenderLineBoxList_h 315c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define RenderLineBoxList_h 325c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 3353e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#include "core/rendering/RenderObject.h" 345c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 355c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)namespace WebCore { 365c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 375c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)class RenderLineBoxList { 385c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)public: 395c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) RenderLineBoxList() 405c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) : m_firstLineBox(0) 415c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) , m_lastLineBox(0) 425c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) { 435c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 445c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 455c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#ifndef NDEBUG 465c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) ~RenderLineBoxList(); 475c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#endif 485c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 495c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) InlineFlowBox* firstLineBox() const { return m_firstLineBox; } 505c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) InlineFlowBox* lastLineBox() const { return m_lastLineBox; } 515c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 525c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void checkConsistency() const; 535c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 545c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void appendLineBox(InlineFlowBox*); 555c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 56f5e4ad553afbc08dd2e729bb77e937a9a94d5827Torne (Richard Coles) void deleteLineBoxTree(); 57f5e4ad553afbc08dd2e729bb77e937a9a94d5827Torne (Richard Coles) void deleteLineBoxes(); 585c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 595c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void extractLineBox(InlineFlowBox*); 605c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void attachLineBox(InlineFlowBox*); 615c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void removeLineBox(InlineFlowBox*); 6202772c6a72f1ee0b226341a4f4439970c29fc861Ben Murdoch 635c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void dirtyLineBoxes(); 645c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void dirtyLinesFromChangedChild(RenderObject* parent, RenderObject* child); 655c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 665c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void paint(RenderBoxModelObject*, PaintInfo&, const LayoutPoint&) const; 675c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool hitTest(RenderBoxModelObject*, const HitTestRequest&, HitTestResult&, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAction) const; 685c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 695c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)private: 7093ac45cfc74041c8ae536ce58a9534d46db2024eTorne (Richard Coles) bool anyLineIntersectsRect(RenderBoxModelObject*, const LayoutRect&, const LayoutPoint&, LayoutUnit outlineSize = 0) const; 715c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool lineIntersectsDirtyRect(RenderBoxModelObject*, InlineFlowBox*, const PaintInfo&, const LayoutPoint&) const; 725c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool rangeIntersectsRect(RenderBoxModelObject*, LayoutUnit logicalTop, LayoutUnit logicalBottom, const LayoutRect&, const LayoutPoint&) const; 735c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 745c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) // For block flows, each box represents the root inline box for a line in the 755c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) // paragraph. 765c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) // For inline flows, each box represents a portion of that inline. 775c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) InlineFlowBox* m_firstLineBox; 785c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) InlineFlowBox* m_lastLineBox; 795c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}; 805c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 815c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 825c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#ifdef NDEBUG 835c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)inline void RenderLineBoxList::checkConsistency() const 845c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 855c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} 865c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#endif 875c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 885c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} // namespace WebCore 895c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 905c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#endif // RenderFlow_h 91