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#include "config.h"
27#include "MathMLRowElement.h"
28
29#if ENABLE(MATHML)
30
31#include "MathMLNames.h"
32#include "MathMLOperatorElement.h"
33#include "RenderMathMLFenced.h"
34#include "RenderMathMLMenclose.h"
35#include "RenderMathMLRow.h"
36#include <wtf/IsoMallocInlines.h>
37
38namespace WebCore {
39
40WTF_MAKE_ISO_ALLOCATED_IMPL(MathMLRowElement);
41
42using namespace MathMLNames;
43
44MathMLRowElement::MathMLRowElement(const QualifiedName& tagName, Document& document)
45 : MathMLPresentationElement(tagName, document)
46{
47}
48
49Ref<MathMLRowElement> MathMLRowElement::create(const QualifiedName& tagName, Document& document)
50{
51 return adoptRef(*new MathMLRowElement(tagName, document));
52}
53
54void MathMLRowElement::childrenChanged(const ChildChange& change)
55{
56 for (auto child = firstChild(); child; child = child->nextSibling()) {
57 if (child->hasTagName(moTag))
58 static_cast<MathMLOperatorElement*>(child)->setOperatorFormDirty();
59 }
60
61 MathMLPresentationElement::childrenChanged(change);
62}
63
64RenderPtr<RenderElement> MathMLRowElement::createElementRenderer(RenderStyle&& style, const RenderTreePosition&)
65{
66 if (hasTagName(mfencedTag))
67 return createRenderer<RenderMathMLFenced>(*this, WTFMove(style));
68
69 ASSERT(hasTagName(merrorTag) || hasTagName(mphantomTag) || hasTagName(mrowTag) || hasTagName(mstyleTag));
70 return createRenderer<RenderMathMLRow>(*this, WTFMove(style));
71}
72
73bool MathMLRowElement::acceptsDisplayStyleAttribute()
74{
75 return hasTagName(mstyleTag);
76}
77
78bool MathMLRowElement::acceptsMathVariantAttribute()
79{
80 return hasTagName(mstyleTag);
81}
82
83}
84
85#endif // ENABLE(MATHML)
86