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/*
* Copyright (C) 2000 Lars Knoll (knoll@kde.org)
* Copyright (C) 2003, 2004, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc.
All right reserved.
* Copyright (C) 2010 Google Inc. All rights reserved.
* Copyright (C) 2013 Adobe Systems Incorporated.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#ifndef LineInfo_h
#define LineInfo_h
#include "core/layout/line/LineWidth.h"
#include "wtf/Allocator.h"
namespace blink {
class LineInfo {
STACK_ALLOCATED();
public:
LineInfo()
: m_isFirstLine(true),
m_isLastLine(false),
m_isEmpty(true),
m_previousLineBrokeCleanly(true),
m_runsFromLeadingWhitespace(0) {}
bool isFirstLine() const { return m_isFirstLine; }
bool isLastLine() const { return m_isLastLine; }
bool isEmpty() const { return m_isEmpty; }
bool previousLineBrokeCleanly() const { return m_previousLineBrokeCleanly; }
unsigned runsFromLeadingWhitespace() const {
return m_runsFromLeadingWhitespace;
}
void resetRunsFromLeadingWhitespace() { m_runsFromLeadingWhitespace = 0; }
void incrementRunsFromLeadingWhitespace() { m_runsFromLeadingWhitespace++; }
void setFirstLine(bool firstLine) { m_isFirstLine = firstLine; }
void setLastLine(bool lastLine) { m_isLastLine = lastLine; }
void setEmpty(bool empty) { m_isEmpty = empty; }
void setPreviousLineBrokeCleanly(bool previousLineBrokeCleanly) {
m_previousLineBrokeCleanly = previousLineBrokeCleanly;
}
private:
bool m_isFirstLine;
bool m_isLastLine;
bool m_isEmpty;
bool m_previousLineBrokeCleanly;
unsigned m_runsFromLeadingWhitespace;
};
} // namespace blink
#endif // LineInfo_h
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