1/*
2 * Copyright (C) 2017 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
27#include "config.h"
28#include "MathMLRootElement.h"
29
30#if ENABLE(MATHML)
31
32#include "RenderMathMLRoot.h"
33#include <wtf/IsoMallocInlines.h>
34
35namespace WebCore {
36
37WTF_MAKE_ISO_ALLOCATED_IMPL(MathMLRootElement);
38
39using namespace MathMLNames;
40
41static RootType rootTypeOf(const QualifiedName& tagName)
42{
43 if (tagName == msqrtTag)
44 return RootType::SquareRoot;
45 ASSERT(tagName == mrootTag);
46 return RootType::RootWithIndex;
47}
48
49inline MathMLRootElement::MathMLRootElement(const QualifiedName& tagName, Document& document)
50 : MathMLRowElement(tagName, document)
51 , m_rootType(rootTypeOf(tagName))
52{
53}
54
55Ref<MathMLRootElement> MathMLRootElement::create(const QualifiedName& tagName, Document& document)
56{
57 return adoptRef(*new MathMLRootElement(tagName, document));
58}
59
60RenderPtr<RenderElement> MathMLRootElement::createElementRenderer(RenderStyle&& style, const RenderTreePosition&)
61{
62 ASSERT(hasTagName(msqrtTag) || hasTagName(mrootTag));
63 return createRenderer<RenderMathMLRoot>(*this, WTFMove(style));
64}
65
66}
67
68#endif // ENABLE(MATHML)
69