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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.
*/
#pragma once
#if ENABLE(MATHML)
#include "MathMLPresentationElement.h"
namespace WebCore {
class MathMLFractionElement final : public MathMLPresentationElement {
WTF_MAKE_ISO_ALLOCATED(MathMLFractionElement);
public:
static Ref<MathMLFractionElement> create(const QualifiedName& tagName, Document&);
const Length& lineThickness();
enum FractionAlignment {
FractionAlignmentCenter,
FractionAlignmentLeft,
FractionAlignmentRight
};
FractionAlignment numeratorAlignment();
FractionAlignment denominatorAlignment();
private:
MathMLFractionElement(const QualifiedName& tagName, Document&);
RenderPtr<RenderElement> createElementRenderer(RenderStyle&&, const RenderTreePosition&) final;
void parseAttribute(const QualifiedName&, const AtomString&) final;
FractionAlignment cachedFractionAlignment(const QualifiedName&, std::optional<FractionAlignment>&);
std::optional<Length> m_lineThickness;
std::optional<FractionAlignment> m_numeratorAlignment;
std::optional<FractionAlignment> m_denominatorAlignment;
};
}
#endif // ENABLE(MATHML)