blob: 5363da3996aadf55d6ab606cddccfae49f69615c [file] [log] [blame]
/*
* 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 "LayoutContainer.h"
#if ENABLE(LAYOUT_FORMATTING_CONTEXT)
#include "RenderStyle.h"
#include <wtf/IsoMallocInlines.h>
namespace WebCore {
namespace Layout {
WTF_MAKE_ISO_ALLOCATED_IMPL(Container);
Container::Container(RenderStyle&& style, BaseTypeFlags baseTypeFlags)
: Box(WTFMove(style), baseTypeFlags | ContainerFlag)
{
}
const Box* Container::firstInFlowChild() const
{
if (auto* firstChild = this->firstChild()) {
if (firstChild->isInFlow())
return firstChild;
return firstChild->nextInFlowSibling();
}
return nullptr;
}
const Box* Container::firstInFlowOrFloatingChild() const
{
if (auto* firstChild = this->firstChild()) {
if (firstChild->isInFlow() || firstChild->isFloatingPositioned())
return firstChild;
return firstChild->nextInFlowOrFloatingSibling();
}
return nullptr;
}
const Box* Container::lastInFlowChild() const
{
if (auto* lastChild = this->lastChild()) {
if (lastChild->isInFlow())
return lastChild;
return lastChild->previousInFlowSibling();
}
return nullptr;
}
const Box* Container::lastInFlowOrFloatingChild() const
{
if (auto* lastChild = this->lastChild()) {
if (lastChild->isInFlow() || lastChild->isFloatingPositioned())
return lastChild;
return lastChild->previousInFlowOrFloatingSibling();
}
return nullptr;
}
void Container::setFirstChild(Box& childBox)
{
m_firstChild = &childBox;
}
void Container::setLastChild(Box& childBox)
{
m_lastChild = &childBox;
}
void Container::setOutOfFlowDescendants(Vector<WeakPtr<Box>>&& descendantList)
{
m_outOfFlowDescendants = WTFMove(descendantList);
}
}
}
#endif