blob: dd98d655a1ee8eece27ac0717b38dad01f213d79 [file] [log] [blame]
/*
* 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.
*/
#pragma once
#include "HTMLElement.h"
#include "MediaQueryEvaluator.h"
namespace WebCore {
class HTMLPictureElement final : public HTMLElement {
WTF_MAKE_ISO_ALLOCATED(HTMLPictureElement);
public:
static Ref<HTMLPictureElement> create(const QualifiedName&, Document&);
virtual ~HTMLPictureElement();
void sourcesChanged();
void clearViewportDependentResults() { m_viewportDependentMediaQueryResults.clear(); }
bool hasViewportDependentResults() const { return m_viewportDependentMediaQueryResults.size(); }
Vector<MediaQueryResult>& viewportDependentResults() { return m_viewportDependentMediaQueryResults; }
void clearAppearanceDependentResults() { m_appearanceDependentMediaQueryResults.clear(); }
bool hasAppearanceDependentResults() const { return m_appearanceDependentMediaQueryResults.size(); }
Vector<MediaQueryResult>& appearanceDependentResults() { return m_appearanceDependentMediaQueryResults; }
bool viewportChangeAffectedPicture() const;
bool appearanceChangeAffectedPicture() const;
#if USE(SYSTEM_PREVIEW)
WEBCORE_EXPORT bool isSystemPreviewImage() const;
#endif
private:
HTMLPictureElement(const QualifiedName&, Document&);
void didMoveToNewDocument(Document& oldDocument, Document& newDocument) final;
Vector<MediaQueryResult> m_viewportDependentMediaQueryResults;
Vector<MediaQueryResult> m_appearanceDependentMediaQueryResults;
};
} // namespace WebCore