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/*
* Copyright (C) 2009 Alex Milowski (alex@milowski.com). All rights reserved.
* Copyright (C) 2010 Apple Inc. All rights reserved.
* Copyright (C) 2010 François Sausset (sausset@gmail.com). 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.
*/
#ifndef MathMLElement_h
#define MathMLElement_h
#if ENABLE(MATHML)
#include "MathMLNames.h"
#include "StyledElement.h"
namespace WebCore {
class MathMLElement : public StyledElement {
public:
static PassRefPtr<MathMLElement> create(const QualifiedName& tagName, Document&);
int colSpan() const;
int rowSpan() const;
bool isMathMLToken() const
{
return hasTagName(MathMLNames::miTag) || hasTagName(MathMLNames::mnTag) || hasTagName(MathMLNames::moTag) || hasTagName(MathMLNames::msTag) || hasTagName(MathMLNames::mtextTag);
}
bool isSemanticAnnotation() const
{
return hasTagName(MathMLNames::annotationTag) || hasTagName(MathMLNames::annotation_xmlTag);
}
virtual bool isPresentationMathML() const;
bool hasTagName(const MathMLQualifiedName& name) const { return hasLocalName(name.localName()); }
protected:
MathMLElement(const QualifiedName& tagName, Document&);
virtual void parseAttribute(const QualifiedName&, const AtomicString&) override;
virtual bool childShouldCreateRenderer(const Node&) const override;
virtual void attributeChanged(const QualifiedName&, const AtomicString& oldValue, const AtomicString& newValue, AttributeModificationReason) override;
virtual bool isPresentationAttribute(const QualifiedName&) const override;
virtual void collectStyleForPresentationAttribute(const QualifiedName&, const AtomicString&, MutableStyleProperties&) override;
bool isPhrasingContent(const Node&) const;
bool isFlowContent(const Node&) const;
private:
virtual void updateSelectedChild() { }
};
void isMathMLElement(const MathMLElement&); // Catch unnecessary runtime check of type known at compile time.
inline bool isMathMLElement(const Node& node) { return node.isMathMLElement(); }
template <typename ArgType>
struct ElementTypeCastTraits<const MathMLElement, ArgType> {
static bool is(ArgType& node) { return isMathMLElement(node); }
};
NODE_TYPE_CASTS(MathMLElement)
inline bool Node::hasTagName(const MathMLQualifiedName& name) const
{
return isMathMLElement() && toMathMLElement(*this).hasTagName(name);
}
} // namespace WebCore
#include "MathMLElementTypeHelpers.h"
#endif // ENABLE(MATHML)
#endif // MathMLElement_h
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