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93 lines
3.0 KiB
C++
93 lines
3.0 KiB
C++
/*
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* (C) 1999-2003 Lars Knoll (knoll@kde.org)
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* Copyright (C) 2004, 2005, 2006, 2008, 2012 Apple Inc. All rights reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef CSSImageValue_h
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#define CSSImageValue_h
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#include "core/css/CSSValue.h"
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#include "core/fetch/ResourceFetcher.h"
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#include "platform/weborigin/Referrer.h"
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#include "wtf/RefPtr.h"
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namespace blink {
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class Document;
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class Element;
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class KURL;
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class StyleFetchedImage;
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class StyleImage;
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class RenderObject;
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class CSSImageValue : public CSSValue {
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public:
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static PassRefPtrWillBeRawPtr<CSSImageValue> create(const KURL& url, StyleImage* image = 0)
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{
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return adoptRefWillBeNoop(new CSSImageValue(url, url, image));
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}
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static PassRefPtrWillBeRawPtr<CSSImageValue> create(const String& rawValue, const KURL& url, StyleImage* image = 0)
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{
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return adoptRefWillBeNoop(new CSSImageValue(rawValue, url, image));
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}
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~CSSImageValue();
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StyleFetchedImage* cachedImage(ResourceFetcher*, const ResourceLoaderOptions&);
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StyleFetchedImage* cachedImage(ResourceFetcher* fetcher) { return cachedImage(fetcher, ResourceFetcher::defaultResourceOptions()); }
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// Returns a StyleFetchedImage if the image is cached already, otherwise a StylePendingImage.
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StyleImage* cachedOrPendingImage();
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const String& url() { return m_absoluteURL; }
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void setReferrer(const Referrer& referrer) { m_referrer = referrer; }
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const Referrer& referrer() const { return m_referrer; }
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void reResolveURL(const Document&);
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String customCSSText() const;
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PassRefPtrWillBeRawPtr<CSSValue> cloneForCSSOM() const;
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bool hasFailedOrCanceledSubresources() const;
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bool equals(const CSSImageValue&) const;
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bool knownToBeOpaque(const RenderObject*) const;
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void setInitiator(const AtomicString& name) { m_initiatorName = name; }
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void traceAfterDispatch(Visitor*);
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void restoreCachedResourceIfNeeded(Document&);
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private:
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CSSImageValue(const String& rawValue, const KURL&, StyleImage*);
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String m_relativeURL;
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String m_absoluteURL;
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Referrer m_referrer;
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RefPtr<StyleImage> m_image;
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bool m_accessedImage;
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AtomicString m_initiatorName;
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};
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DEFINE_CSS_VALUE_TYPE_CASTS(CSSImageValue, isImageValue());
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} // namespace blink
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#endif // CSSImageValue_h
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