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8ba8641a1d
The only bit that was still used was the
containingBlockLogicalWidthChanged check in
RenderBlock::widthAvailableToChildrenHasChanged.
a4f1e657ff
is the patch that added that code. I added a
test to confirm we still pass the test case
that code was added for.
R=eseidel@chromium.org
Review URL: https://codereview.chromium.org/945003002
101 lines
3.8 KiB
C++
101 lines
3.8 KiB
C++
/*
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* Copyright (C) 2000 Lars Knoll (knoll@kde.org)
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* Copyright (C) 2003, 2004, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All right reserved.
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* Copyright (C) 2010 Google Inc. All rights reserved.
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* Copyright (C) 2014 Adobe Systems Incorporated. All rights reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*
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*/
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#ifndef SKY_ENGINE_CORE_RENDERING_LINE_LINELAYOUTSTATE_H_
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#define SKY_ENGINE_CORE_RENDERING_LINE_LINELAYOUTSTATE_H_
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#include "sky/engine/core/rendering/RenderBlockFlow.h"
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#include "sky/engine/platform/geometry/LayoutRect.h"
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namespace blink {
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// LineLayoutState keeps track of global information
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// during an entire linebox tree layout pass (aka RenderParagraph::layoutChildren).
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class LineLayoutState {
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public:
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LineLayoutState(bool fullLayout)
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: m_lastFloat(0)
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, m_endLine(0)
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, m_floatIndex(0)
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, m_endLineLogicalTop(0)
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, m_endLineMatched(false)
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, m_checkForFloatsFromLastLine(false)
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, m_hasInlineChild(false)
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, m_isFullLayout(fullLayout)
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, m_adjustedLogicalLineTop(0)
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{ }
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void markForFullLayout() { m_isFullLayout = true; }
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bool isFullLayout() const { return m_isFullLayout; }
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bool endLineMatched() const { return m_endLineMatched; }
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void setEndLineMatched(bool endLineMatched) { m_endLineMatched = endLineMatched; }
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bool checkForFloatsFromLastLine() const { return m_checkForFloatsFromLastLine; }
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void setCheckForFloatsFromLastLine(bool check) { m_checkForFloatsFromLastLine = check; }
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bool hasInlineChild() const { return m_hasInlineChild; }
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void setHasInlineChild(bool hasInlineChild) { m_hasInlineChild = hasInlineChild; }
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LineInfo& lineInfo() { return m_lineInfo; }
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const LineInfo& lineInfo() const { return m_lineInfo; }
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LayoutUnit endLineLogicalTop() const { return m_endLineLogicalTop; }
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void setEndLineLogicalTop(LayoutUnit logicalTop) { m_endLineLogicalTop = logicalTop; }
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RootInlineBox* endLine() const { return m_endLine; }
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void setEndLine(RootInlineBox* line) { m_endLine = line; }
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FloatingObject* lastFloat() const { return m_lastFloat; }
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void setLastFloat(FloatingObject* lastFloat) { m_lastFloat = lastFloat; }
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Vector<RenderBlockFlow::FloatWithRect>& floats() { return m_floats; }
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unsigned floatIndex() const { return m_floatIndex; }
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void setFloatIndex(unsigned floatIndex) { m_floatIndex = floatIndex; }
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LayoutUnit adjustedLogicalLineTop() const { return m_adjustedLogicalLineTop; }
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void setAdjustedLogicalLineTop(LayoutUnit value) { m_adjustedLogicalLineTop = value; }
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private:
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Vector<RenderBlockFlow::FloatWithRect> m_floats;
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FloatingObject* m_lastFloat;
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RootInlineBox* m_endLine;
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LineInfo m_lineInfo;
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unsigned m_floatIndex;
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LayoutUnit m_endLineLogicalTop;
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bool m_endLineMatched;
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bool m_checkForFloatsFromLastLine;
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// Used as a performance optimization to avoid doing a full paint invalidation when our floats
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// change but we don't have any inline children.
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bool m_hasInlineChild;
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bool m_isFullLayout;
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LayoutUnit m_adjustedLogicalLineTop;
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};
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}
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#endif // SKY_ENGINE_CORE_RENDERING_LINE_LINELAYOUTSTATE_H_
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