blob: 9919af6d1fa07c5dc559bc708810faf444eaea30 [file] [log] [blame]
/*
* Copyright (C) 2004, 2005, 2008 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 "QualifiedName.h"
#include "SVGPropertyOwnerRegistry.h"
#include <wtf/HashSet.h>
namespace WebCore {
class SVGElement;
// Notes on a SVG 1.1 spec discrepancy:
// The SVG DOM defines the attribute externalResourcesRequired as being of type SVGAnimatedBoolean, whereas the
// SVG language definition says that externalResourcesRequired is not animated. Because the SVG language definition
// states that externalResourcesRequired cannot be animated, the animVal will always be the same as the baseVal.
// FIXME: When implementing animVal support, make sure that animVal==baseVal for externalResourcesRequired
class SVGExternalResourcesRequired {
WTF_MAKE_NONCOPYABLE(SVGExternalResourcesRequired);
public:
virtual ~SVGExternalResourcesRequired() = default;
void parseAttribute(const QualifiedName&, const AtomicString&);
void svgAttributeChanged(const QualifiedName&);
static void addSupportedAttributes(HashSet<QualifiedName>&);
using PropertyRegistry = SVGPropertyOwnerRegistry<SVGExternalResourcesRequired>;
bool externalResourcesRequired() const { return m_externalResourcesRequired->currentValue(); }
SVGAnimatedBoolean& externalResourcesRequiredAnimated() { return m_externalResourcesRequired; }
protected:
SVGExternalResourcesRequired(SVGElement* contextElement);
static bool isKnownAttribute(const QualifiedName& attributeName) { return PropertyRegistry::isKnownAttribute(attributeName); }
virtual void setHaveFiredLoadEvent(bool) { }
virtual bool isParserInserted() const { return false; }
virtual bool haveFiredLoadEvent() const { return false; }
void dispatchLoadEvent();
void insertedIntoDocument();
void finishParsingChildren();
bool haveLoadedRequiredResources() const;
private:
SVGElement& m_contextElement;
Ref<SVGAnimatedBoolean> m_externalResourcesRequired;
};
} // namespace WebCore