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SVGCursorElement.cpp
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106 lines (87 loc) · 3.31 KB
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/*
* Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>
* Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
* Copyright (C) 2018-2019 Apple Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "config.h"
#include "SVGCursorElement.h"
#include "CSSCursorImageValue.h"
#include "Document.h"
#include "SVGNames.h"
#include "SVGStringList.h"
#include <wtf/IsoMallocInlines.h>
#include <wtf/NeverDestroyed.h>
namespace WebCore {
WTF_MAKE_ISO_ALLOCATED_IMPL(SVGCursorElement);
inline SVGCursorElement::SVGCursorElement(const QualifiedName& tagName, Document& document)
: SVGElement(tagName, document)
, SVGTests(this)
, SVGURIReference(this)
{
ASSERT(hasTagName(SVGNames::cursorTag));
static std::once_flag onceFlag;
std::call_once(onceFlag, [] {
PropertyRegistry::registerProperty<SVGNames::xAttr, &SVGCursorElement::m_x>();
PropertyRegistry::registerProperty<SVGNames::yAttr, &SVGCursorElement::m_y>();
});
}
Ref<SVGCursorElement> SVGCursorElement::create(const QualifiedName& tagName, Document& document)
{
return adoptRef(*new SVGCursorElement(tagName, document));
}
SVGCursorElement::~SVGCursorElement()
{
for (auto& client : m_clients)
client->cursorElementRemoved(*this);
}
void SVGCursorElement::parseAttribute(const QualifiedName& name, const AtomString& value)
{
SVGParsingError parseError = NoError;
if (name == SVGNames::xAttr)
m_x->setBaseValInternal(SVGLengthValue::construct(SVGLengthMode::Width, value, parseError));
else if (name == SVGNames::yAttr)
m_y->setBaseValInternal(SVGLengthValue::construct(SVGLengthMode::Height, value, parseError));
reportAttributeParsingError(parseError, name, value);
SVGElement::parseAttribute(name, value);
SVGTests::parseAttribute(name, value);
SVGURIReference::parseAttribute(name, value);
}
void SVGCursorElement::addClient(CSSCursorImageValue& value)
{
m_clients.add(&value);
}
void SVGCursorElement::removeClient(CSSCursorImageValue& value)
{
m_clients.remove(&value);
}
void SVGCursorElement::svgAttributeChanged(const QualifiedName& attrName)
{
if (PropertyRegistry::isKnownAttribute(attrName)) {
InstanceInvalidationGuard guard(*this);
for (auto& client : m_clients)
client->cursorElementChanged(*this);
return;
}
SVGElement::svgAttributeChanged(attrName);
}
void SVGCursorElement::addSubresourceAttributeURLs(ListHashSet<URL>& urls) const
{
SVGElement::addSubresourceAttributeURLs(urls);
addSubresourceURL(urls, document().completeURL(href()));
}
}