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/*
* Copyright (C) 2015 Apple Inc. 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 APPLE INC. ``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 APPLE INC. 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 HTMLPictureElement_h
#define HTMLPictureElement_h
#include "HTMLElement.h"
#include "MediaQueryEvaluator.h"
namespace WebCore {
class HTMLPictureElement final : public HTMLElement {
public:
static Ref<HTMLPictureElement> create(const QualifiedName&, Document&);
~HTMLPictureElement();
void sourcesChanged();
void clearViewportDependentResults() { m_viewportDependentMediaQueryResults.clear(); }
bool hasViewportDependentResults() const { return m_viewportDependentMediaQueryResults.size(); }
Vector<std::unique_ptr<MediaQueryResult>>& viewportDependentResults() { return m_viewportDependentMediaQueryResults; }
void didMoveToNewDocument(Document* oldDocument);
bool viewportChangeAffectedPicture();
WeakPtr<HTMLPictureElement> createWeakPtr() { return m_weakFactory.createWeakPtr(); }
private:
HTMLPictureElement(const QualifiedName&, Document&);
WeakPtrFactory<HTMLPictureElement> m_weakFactory { this };
Vector<std::unique_ptr<MediaQueryResult>> m_viewportDependentMediaQueryResults;
};
} // namespace WebCore
#endif // HTMLPictureElement_h
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