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/*
* Copyright (c) 2012, Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef FractionalLayoutBoxExtent_h
#define FractionalLayoutBoxExtent_h
#include "FractionalLayoutUnit.h"
#include "TextDirection.h"
#include "WritingMode.h"
namespace WebCore {
class FractionalLayoutBoxExtent {
public:
FractionalLayoutBoxExtent() : m_top(0), m_right(0), m_bottom(0), m_left(0) { }
FractionalLayoutBoxExtent(FractionalLayoutUnit top, FractionalLayoutUnit right, FractionalLayoutUnit bottom, FractionalLayoutUnit left)
: m_top(top), m_right(right), m_bottom(bottom), m_left(left) { }
inline FractionalLayoutUnit top() const { return m_top; }
inline FractionalLayoutUnit right() const { return m_right; }
inline FractionalLayoutUnit bottom() const { return m_bottom; }
inline FractionalLayoutUnit left() const { return m_left; }
inline void setTop(FractionalLayoutUnit value) { m_top = value; }
inline void setRight(FractionalLayoutUnit value) { m_right = value; }
inline void setBottom(FractionalLayoutUnit value) { m_bottom = value; }
inline void setLeft(FractionalLayoutUnit value) { m_left = value; }
FractionalLayoutUnit logicalTop(WritingMode) const;
FractionalLayoutUnit logicalBottom(WritingMode) const;
FractionalLayoutUnit logicalLeft(WritingMode) const;
FractionalLayoutUnit logicalRight(WritingMode) const;
FractionalLayoutUnit before(WritingMode) const;
FractionalLayoutUnit after(WritingMode) const;
FractionalLayoutUnit start(WritingMode, TextDirection) const;
FractionalLayoutUnit end(WritingMode, TextDirection) const;
void setBefore(WritingMode, FractionalLayoutUnit);
void setAfter(WritingMode, FractionalLayoutUnit);
void setStart(WritingMode, TextDirection, FractionalLayoutUnit);
void setEnd(WritingMode, TextDirection, FractionalLayoutUnit);
FractionalLayoutUnit& mutableLogicalLeft(WritingMode);
FractionalLayoutUnit& mutableLogicalRight(WritingMode);
FractionalLayoutUnit& mutableBefore(WritingMode);
FractionalLayoutUnit& mutableAfter(WritingMode);
private:
FractionalLayoutUnit m_top;
FractionalLayoutUnit m_right;
FractionalLayoutUnit m_bottom;
FractionalLayoutUnit m_left;
};
} // namespace WebCore
#endif // FractionalLayoutBoxExtent_h
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