84 lines
2.7 KiB
C++
84 lines
2.7 KiB
C++
/*
|
|
* Copyright (C) 2004, 2005, 2008, 2009 Nikolas Zimmermann <zimmermann@kde.org>
|
|
* Copyright (C) 2004, 2005 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.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include "Document.h"
|
|
#include "QualifiedName.h"
|
|
#include "SVGPropertyOwnerRegistry.h"
|
|
|
|
namespace WebCore {
|
|
|
|
class SVGElement;
|
|
|
|
class SVGURIReference {
|
|
WTF_MAKE_NONCOPYABLE(SVGURIReference);
|
|
public:
|
|
virtual ~SVGURIReference() = default;
|
|
|
|
void parseAttribute(const QualifiedName&, const AtomString&);
|
|
|
|
static String fragmentIdentifierFromIRIString(const String&, const Document&);
|
|
|
|
struct TargetElementResult {
|
|
RefPtr<Element> element;
|
|
String identifier;
|
|
};
|
|
static TargetElementResult targetElementFromIRIString(const String&, const TreeScope&, RefPtr<Document> externalDocument = nullptr);
|
|
|
|
static bool isExternalURIReference(const String& uri, const Document& document)
|
|
{
|
|
// Fragment-only URIs are always internal
|
|
if (uri.startsWith('#'))
|
|
return false;
|
|
|
|
// If the URI matches our documents URL, we're dealing with a local reference.
|
|
URL url = document.completeURL(uri);
|
|
ASSERT(!url.protocolIsData());
|
|
return !equalIgnoringFragmentIdentifier(url, document.url());
|
|
}
|
|
|
|
using PropertyRegistry = SVGPropertyOwnerRegistry<SVGURIReference>;
|
|
|
|
String href() const { return m_href->currentValue(); }
|
|
SVGAnimatedString& hrefAnimated() { return m_href; }
|
|
|
|
protected:
|
|
SVGURIReference(SVGElement* contextElement);
|
|
|
|
static bool isKnownAttribute(const QualifiedName& attributeName);
|
|
|
|
virtual bool haveFiredLoadEvent() const { return false; }
|
|
virtual void setHaveFiredLoadEvent(bool) { }
|
|
virtual bool errorOccurred() const { return false; }
|
|
virtual void setErrorOccurred(bool) { }
|
|
|
|
bool haveLoadedRequiredResources() const;
|
|
void dispatchLoadEvent();
|
|
|
|
private:
|
|
SVGElement& contextElement() const;
|
|
|
|
Ref<SVGAnimatedString> m_href;
|
|
};
|
|
|
|
} // namespace WebCore
|