/* * 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. */ #include "config.h" #include "LengthBox.h" namespace WebCore { Length LengthBox::logicalLeft(WritingMode writingMode) const { return isHorizontalWritingMode(writingMode) ? m_left : m_top; } Length LengthBox::logicalRight(WritingMode writingMode) const { return isHorizontalWritingMode(writingMode) ? m_right : m_bottom; } Length LengthBox::before(WritingMode writingMode) const { switch (writingMode) { case TopToBottomWritingMode: return m_top; case BottomToTopWritingMode: return m_bottom; case LeftToRightWritingMode: return m_left; case RightToLeftWritingMode: return m_right; } ASSERT_NOT_REACHED(); return m_top; } Length LengthBox::after(WritingMode writingMode) const { switch (writingMode) { case TopToBottomWritingMode: return m_bottom; case BottomToTopWritingMode: return m_top; case LeftToRightWritingMode: return m_right; case RightToLeftWritingMode: return m_left; } ASSERT_NOT_REACHED(); return m_bottom; } Length LengthBox::start(WritingMode writingMode, TextDirection direction) const { if (isHorizontalWritingMode(writingMode)) return isLeftToRightDirection(direction) ? m_left : m_right; return isLeftToRightDirection(direction) ? m_top : m_bottom; } Length LengthBox::end(WritingMode writingMode, TextDirection direction) const { if (isHorizontalWritingMode(writingMode)) return isLeftToRightDirection(direction) ? m_right : m_left; return isLeftToRightDirection(direction) ? m_bottom : m_top; } } // namespace WebCore