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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.
*/
#include "config.h"
#include "HTMLPictureElement.h"
#include "ElementChildIteratorInlines.h"
#include "HTMLAnchorElement.h"
#include "HTMLImageElement.h"
#include "ImageLoader.h"
#include "Logging.h"
#include "Settings.h"
#include <wtf/TZoneMallocInlines.h>
namespace WebCore {
WTF_MAKE_TZONE_OR_ISO_ALLOCATED_IMPL(HTMLPictureElement);
HTMLPictureElement::HTMLPictureElement(const QualifiedName& tagName, Document& document)
: HTMLElement(tagName, document)
{
}
HTMLPictureElement::~HTMLPictureElement() = default;
Ref<HTMLPictureElement> HTMLPictureElement::create(const QualifiedName& tagName, Document& document)
{
return adoptRef(*new HTMLPictureElement(tagName, document));
}
void HTMLPictureElement::sourcesChanged()
{
for (auto& element : childrenOfType<HTMLImageElement>(*this))
element.selectImageSource(RelevantMutation::Yes);
}
void HTMLPictureElement::sourceDimensionAttributesChanged(const HTMLSourceElement& sourceElement)
{
for (auto& element : childrenOfType<HTMLImageElement>(*this)) {
if (&sourceElement == element.sourceElement())
element.invalidateAttributeMapping();
}
}
#if USE(SYSTEM_PREVIEW)
bool HTMLPictureElement::isSystemPreviewImage()
{
if (!document().settings().systemPreviewEnabled())
return false;
auto* parent = dynamicDowncast<HTMLAnchorElement>(parentElement());
return parent && parent->isSystemPreviewLink();
}
#endif
}
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