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/*
* Copyright (C) 2016 Igalia S.L. 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 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 "MathMLRowElement.h"
#if ENABLE(MATHML)
#include "MathMLNames.h"
#include "MathMLOperatorElement.h"
#include "RenderMathMLFenced.h"
#include "RenderMathMLMenclose.h"
#include "RenderMathMLRow.h"
#include "RenderStyleInlines.h"
#include <wtf/TZoneMallocInlines.h>
namespace WebCore {
WTF_MAKE_TZONE_OR_ISO_ALLOCATED_IMPL(MathMLRowElement);
using namespace MathMLNames;
MathMLRowElement::MathMLRowElement(const QualifiedName& tagName, Document& document, OptionSet<TypeFlag> constructionType)
: MathMLPresentationElement(tagName, document, constructionType)
{
}
Ref<MathMLRowElement> MathMLRowElement::create(const QualifiedName& tagName, Document& document)
{
return adoptRef(*new MathMLRowElement(tagName, document));
}
void MathMLRowElement::childrenChanged(const ChildChange& change)
{
// FIXME: Avoid this invalidation for valid MathMLFractionElement/MathMLScriptsElement.
// See https://bugs.webkit.org/show_bug.cgi?id=276828.
for (RefPtr child = firstChild(); child; child = child->nextSibling()) {
if (child->hasTagName(moTag))
static_cast<MathMLOperatorElement*>(child.get())->setOperatorFormDirty();
}
MathMLPresentationElement::childrenChanged(change);
}
RenderPtr<RenderElement> MathMLRowElement::createElementRenderer(RenderStyle&& style, const RenderTreePosition&)
{
if (hasTagName(mfencedTag))
return createRenderer<RenderMathMLFenced>(*this, WTFMove(style));
ASSERT(hasTagName(merrorTag) || hasTagName(mphantomTag) || hasTagName(mrowTag) || hasTagName(mstyleTag));
return createRenderer<RenderMathMLRow>(RenderObject::Type::MathMLRow, *this, WTFMove(style));
}
bool MathMLRowElement::acceptsMathVariantAttribute()
{
return hasTagName(mstyleTag);
}
}
#endif // ENABLE(MATHML)
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