haikuwebkit/Source/WebCore/layout/layouttree/LayoutBoxGeometry.cpp

112 lines
3.8 KiB
C++

/*
* Copyright (C) 2018 Apple 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:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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 "LayoutBoxGeometry.h"
#if ENABLE(LAYOUT_FORMATTING_CONTEXT)
#include <wtf/IsoMallocInlines.h>
namespace WebCore {
namespace Layout {
WTF_MAKE_ISO_ALLOCATED_IMPL(BoxGeometry);
BoxGeometry::BoxGeometry(const BoxGeometry& other)
: m_topLeft(other.m_topLeft)
, m_contentWidth(other.m_contentWidth)
, m_contentHeight(other.m_contentHeight)
, m_horizontalMargin(other.m_horizontalMargin)
, m_verticalMargin(other.m_verticalMargin)
, m_border(other.m_border)
, m_padding(other.m_padding)
, m_verticalSpaceForScrollbar(other.m_verticalSpaceForScrollbar)
, m_horizontalSpaceForScrollbar(other.m_horizontalSpaceForScrollbar)
#if ASSERT_ENABLED
, m_hasValidTop(other.m_hasValidTop)
, m_hasValidLeft(other.m_hasValidLeft)
, m_hasValidHorizontalMargin(other.m_hasValidHorizontalMargin)
, m_hasValidVerticalMargin(other.m_hasValidVerticalMargin)
, m_hasValidBorder(other.m_hasValidBorder)
, m_hasValidPadding(other.m_hasValidPadding)
, m_hasValidContentHeight(other.m_hasValidContentHeight)
, m_hasValidContentWidth(other.m_hasValidContentWidth)
, m_hasPrecomputedMarginBefore(other.m_hasPrecomputedMarginBefore)
#endif
{
}
BoxGeometry::~BoxGeometry()
{
}
Rect BoxGeometry::marginBox() const
{
auto borderBox = this->borderBox();
Rect marginBox;
marginBox.setTop(borderBox.top() - marginBefore());
marginBox.setLeft(borderBox.left() - marginStart());
marginBox.setHeight(borderBox.height() + marginBefore() + marginAfter());
marginBox.setWidth(borderBox.width() + marginStart() + marginEnd());
return marginBox;
}
Rect BoxGeometry::borderBox() const
{
Rect borderBox;
borderBox.setTopLeft({ });
borderBox.setSize({ borderBoxWidth(), borderBoxHeight() });
return borderBox;
}
Rect BoxGeometry::paddingBox() const
{
auto borderBox = this->borderBox();
Rect paddingBox;
paddingBox.setTop(borderBox.top() + borderTop());
paddingBox.setLeft(borderBox.left() + borderLeft());
paddingBox.setHeight(borderBox.bottom() - verticalSpaceForScrollbar() - borderBottom() - borderTop());
paddingBox.setWidth(borderBox.width() - borderRight() - horizontalSpaceForScrollbar() - borderLeft());
return paddingBox;
}
Rect BoxGeometry::contentBox() const
{
Rect contentBox;
contentBox.setTop(contentBoxTop());
contentBox.setLeft(contentBoxLeft());
contentBox.setWidth(contentBoxWidth());
contentBox.setHeight(contentBoxHeight());
return contentBox;
}
}
}
#endif