SVGCursorElement.cpp [plain text]
#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)
, SVGExternalResourcesRequired(this)
, SVGTests(this)
, SVGURIReference(this)
{
ASSERT(hasTagName(SVGNames::cursorTag));
registerAttributes();
}
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::registerAttributes()
{
auto& registry = attributeRegistry();
if (!registry.isEmpty())
return;
registry.registerAttribute<SVGNames::xAttr, &SVGCursorElement::m_x>();
registry.registerAttribute<SVGNames::yAttr, &SVGCursorElement::m_y>();
}
void SVGCursorElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
{
SVGParsingError parseError = NoError;
if (name == SVGNames::xAttr)
m_x.setValue(SVGLengthValue::construct(LengthModeWidth, value, parseError));
else if (name == SVGNames::yAttr)
m_y.setValue(SVGLengthValue::construct(LengthModeHeight, value, parseError));
reportAttributeParsingError(parseError, name, value);
SVGElement::parseAttribute(name, value);
SVGTests::parseAttribute(name, value);
SVGExternalResourcesRequired::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 (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()));
}
}