Source/WebCore/mathml/MathMLSpaceElement.cpp

/*
 * 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:
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 *
 * 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,
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#include "config.h"
#include "MathMLSpaceElement.h"

#if ENABLE(MATHML)

#include "RenderMathMLSpace.h"
#include <wtf/IsoMallocInlines.h>

namespace WebCore {

WTF_MAKE_ISO_ALLOCATED_IMPL(MathMLSpaceElement);

using namespace MathMLNames;

MathMLSpaceElement::MathMLSpaceElement(const QualifiedName& tagName, Document& document)
    : MathMLPresentationElement(tagName, document)
{
}

Ref<MathMLSpaceElement> MathMLSpaceElement::create(const QualifiedName& tagName, Document& document)
{
    return adoptRef(*new MathMLSpaceElement(tagName, document));
}

const MathMLElement::Length& MathMLSpaceElement::width()
{
    return cachedMathMLLength(MathMLNames::widthAttr, m_width);
}

const MathMLElement::Length& MathMLSpaceElement::height()
{
    return cachedMathMLLength(MathMLNames::heightAttr, m_height);
}

const MathMLElement::Length& MathMLSpaceElement::depth()
{
    return cachedMathMLLength(MathMLNames::depthAttr, m_depth);
}

void MathMLSpaceElement::parseAttribute(const QualifiedName& name, const AtomString& value)
{
    if (name == widthAttr)
        m_width = WTF::nullopt;
    else if (name == heightAttr)
        m_height = WTF::nullopt;
    else if (name == depthAttr)
        m_depth = WTF::nullopt;

    MathMLPresentationElement::parseAttribute(name, value);
}

RenderPtr<RenderElement> MathMLSpaceElement::createElementRenderer(RenderStyle&& style, const RenderTreePosition&)
{
    ASSERT(hasTagName(MathMLNames::mspaceTag));
    return createRenderer<RenderMathMLSpace>(*this, WTFMove(style));
}

}

#endif // ENABLE(MATHML)