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/*
* 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 "FormattingState.h"
#include "LayoutBoxGeometry.h"
#include <wtf/IsoMallocInlines.h>
namespace WebCore {
namespace Layout {
WTF_MAKE_ISO_ALLOCATED_IMPL(FormattingState);
FormattingState::FormattingState(Type type, LayoutState& layoutState)
: m_layoutState(layoutState)
, m_type(type)
{
}
FormattingState::~FormattingState()
{
}
BoxGeometry& FormattingState::boxGeometry(const Box& layoutBox)
{
// Should never need to mutate a display box outside of the formatting context, unless we are trying
// to compute the static position of an out-of-flow box.
ASSERT((layoutBox.isOutOfFlowPositioned() && isInlineFormattingState()) || layoutBox.isInlineIntegrationRoot() || &layoutState().formattingStateForFormattingContext(FormattingContext::formattingContextRoot(layoutBox)) == this);
// Anonymous text wrappers do not need to compute box geometry. They initiate inline runs.
ASSERT(!layoutBox.isInlineTextBox());
return layoutState().ensureGeometryForBox(layoutBox);
}
}
}
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