1/*
2 * Copyright (C) 2016 Igalia S.L. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
14 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
15 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
16 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
17 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
18 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
19 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#pragma once
27
28#if ENABLE(MATHML)
29
30#include "MathMLPresentationElement.h"
31
32namespace WebCore {
33
34class MathMLScriptsElement : public MathMLPresentationElement {
35 WTF_MAKE_ISO_ALLOCATED(MathMLScriptsElement);
36public:
37 static Ref<MathMLScriptsElement> create(const QualifiedName& tagName, Document&);
38
39 enum class ScriptType { Sub, Super, SubSup, Multiscripts, Under, Over, UnderOver };
40 ScriptType scriptType() const { return m_scriptType; }
41 const Length& subscriptShift();
42 const Length& superscriptShift();
43
44protected:
45 MathMLScriptsElement(const QualifiedName& tagName, Document&);
46
47private:
48 RenderPtr<RenderElement> createElementRenderer(RenderStyle&&, const RenderTreePosition&) override;
49 void parseAttribute(const QualifiedName&, const AtomicString&) override;
50
51 const ScriptType m_scriptType;
52 Optional<Length> m_subscriptShift;
53 Optional<Length> m_superscriptShift;
54};
55
56}
57
58#endif // ENABLE(MATHML)
59