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/*
* Copyright (C) 2000 Lars Knoll (knoll@kde.org)
* (C) 2000 Antti Koivisto (koivisto@kde.org)
* (C) 2000 Dirk Mueller (mueller@kde.org)
* Copyright (C) 2003, 2005, 2006, 2007, 2008 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.
*
*/
#ifndef StyleFetchedImage_h
#define StyleFetchedImage_h
#include "core/loader/resource/ImageResourceObserver.h"
#include "core/style/StyleImage.h"
#include "platform/weborigin/KURL.h"
namespace blink {
class Document;
class StyleFetchedImage final : public StyleImage,
public ImageResourceObserver {
USING_PRE_FINALIZER(StyleFetchedImage, dispose);
public:
static StyleFetchedImage* create(ImageResourceContent* image,
const Document& document,
const KURL& url) {
return new StyleFetchedImage(image, document, url);
}
~StyleFetchedImage() override;
WrappedImagePtr data() const override;
CSSValue* cssValue() const override;
CSSValue* computedCSSValue() const override;
bool canRender() const override;
bool isLoaded() const override;
bool errorOccurred() const override;
LayoutSize imageSize(const LayoutObject&,
float multiplier,
const LayoutSize& defaultObjectSize) const override;
bool imageHasRelativeSize() const override;
bool usesImageContainerSize() const override;
void addClient(LayoutObject*) override;
void removeClient(LayoutObject*) override;
void imageNotifyFinished(ImageResourceContent*) override;
String debugName() const override { return "StyleFetchedImage"; }
PassRefPtr<Image> image(const LayoutObject&,
const IntSize&,
float zoom) const override;
bool knownToBeOpaque(const LayoutObject&) const override;
ImageResourceContent* cachedImage() const override;
DECLARE_VIRTUAL_TRACE();
private:
StyleFetchedImage(ImageResourceContent*, const Document&, const KURL&);
void dispose();
Member<ImageResourceContent> m_image;
Member<const Document> m_document;
const KURL m_url;
};
DEFINE_STYLE_IMAGE_TYPE_CASTS(StyleFetchedImage, isImageResource());
} // namespace blink
#endif
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