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/*
Copyright (C) 1999 Lars Knoll (knoll@kde.org)
Copyright (C) 2006, 2008 Apple Inc. All rights reserved.
Copyright (c) 2012, Google Inc. All rights reserved.
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 LengthBox_h
#define LengthBox_h
#include "Length.h"
#include "TextDirection.h"
#include "WritingMode.h"
namespace WebCore {
struct LengthBox {
LengthBox()
{
}
explicit LengthBox(LengthType type)
: m_left(type)
, m_right(type)
, m_top(type)
, m_bottom(type)
{
}
explicit LengthBox(int v)
: m_left(Length(v, Fixed))
, m_right(Length(v, Fixed))
, m_top(Length(v, Fixed))
, m_bottom(Length(v, Fixed))
{
}
LengthBox(Length top, Length right, Length bottom, Length left)
: m_left(WTF::move(left))
, m_right(WTF::move(right))
, m_top(WTF::move(top))
, m_bottom(WTF::move(bottom))
{
}
LengthBox(int top, int right, int bottom, int left)
: m_left(Length(left, Fixed))
, m_right(Length(right, Fixed))
, m_top(Length(top, Fixed))
, m_bottom(Length(bottom, Fixed))
{
}
const Length& left() const { return m_left; }
const Length& right() const { return m_right; }
const Length& top() const { return m_top; }
const Length& bottom() const { return m_bottom; }
const Length& logicalLeft(WritingMode) const;
const Length& logicalRight(WritingMode) const;
const Length& before(WritingMode) const;
const Length& after(WritingMode) const;
const Length& start(WritingMode, TextDirection) const;
const Length& end(WritingMode, TextDirection) const;
bool operator==(const LengthBox& other) const
{
return m_left == other.m_left && m_right == other.m_right && m_top == other.m_top && m_bottom == other.m_bottom;
}
bool operator!=(const LengthBox& other) const
{
return !(*this == other);
}
bool nonZero() const
{
return !(m_left.isZero() && m_right.isZero() && m_top.isZero() && m_bottom.isZero());
}
Length m_left;
Length m_right;
Length m_top;
Length m_bottom;
};
} // namespace WebCore
#endif // LengthBox_h
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