99 lines
3.6 KiB
C++
99 lines
3.6 KiB
C++
/*
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* Copyright (C) 2016 Igalia S.L. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#include "config.h"
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#include "MathMLScriptsElement.h"
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#if ENABLE(MATHML)
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#include "RenderMathMLScripts.h"
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#include <wtf/IsoMallocInlines.h>
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namespace WebCore {
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WTF_MAKE_ISO_ALLOCATED_IMPL(MathMLScriptsElement);
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using namespace MathMLNames;
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static MathMLScriptsElement::ScriptType scriptTypeOf(const QualifiedName& tagName)
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{
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if (tagName.matches(msubTag))
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return MathMLScriptsElement::ScriptType::Sub;
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if (tagName.matches(msupTag))
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return MathMLScriptsElement::ScriptType::Super;
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if (tagName.matches(msubsupTag))
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return MathMLScriptsElement::ScriptType::SubSup;
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if (tagName.matches(munderTag))
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return MathMLScriptsElement::ScriptType::Under;
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if (tagName.matches(moverTag))
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return MathMLScriptsElement::ScriptType::Over;
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if (tagName.matches(munderoverTag))
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return MathMLScriptsElement::ScriptType::UnderOver;
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ASSERT(tagName.matches(mmultiscriptsTag));
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return MathMLScriptsElement::ScriptType::Multiscripts;
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}
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MathMLScriptsElement::MathMLScriptsElement(const QualifiedName& tagName, Document& document)
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: MathMLPresentationElement(tagName, document)
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, m_scriptType(scriptTypeOf(tagName))
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{
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}
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Ref<MathMLScriptsElement> MathMLScriptsElement::create(const QualifiedName& tagName, Document& document)
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{
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return adoptRef(*new MathMLScriptsElement(tagName, document));
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}
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const MathMLElement::Length& MathMLScriptsElement::subscriptShift()
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{
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return cachedMathMLLength(subscriptshiftAttr, m_subscriptShift);
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}
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const MathMLElement::Length& MathMLScriptsElement::superscriptShift()
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{
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return cachedMathMLLength(superscriptshiftAttr, m_superscriptShift);
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}
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void MathMLScriptsElement::parseAttribute(const QualifiedName& name, const AtomString& value)
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{
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if (name == subscriptshiftAttr)
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m_subscriptShift = std::nullopt;
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else if (name == superscriptshiftAttr)
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m_superscriptShift = std::nullopt;
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MathMLElement::parseAttribute(name, value);
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}
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RenderPtr<RenderElement> MathMLScriptsElement::createElementRenderer(RenderStyle&& style, const RenderTreePosition&)
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{
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ASSERT(hasTagName(msubTag) || hasTagName(msupTag) || hasTagName(msubsupTag) || hasTagName(mmultiscriptsTag));
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return createRenderer<RenderMathMLScripts>(*this, WTFMove(style));
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}
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}
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#endif // ENABLE(MATHML)
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