2 * (C) 1999-2003 Lars Knoll (knoll@kde.org)
3 * Copyright (C) 2004, 2005, 2006, 2008, 2012 Apple Inc. All rights reserved.
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Library General Public License for more details.
15 * You should have received a copy of the GNU Library General Public License
16 * along with this library; see the file COPYING.LIB. If not, write to
17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 * Boston, MA 02110-1301, USA.
21 #ifndef CSSImageValue_h
22 #define CSSImageValue_h
24 #include "core/css/CSSValue.h"
25 #include "core/fetch/ResourceFetcher.h"
26 #include "wtf/RefPtr.h"
31 class StyleFetchedImage;
35 class CSSImageValue : public CSSValue {
37 static PassRefPtr<CSSImageValue> create(const String& url) { return adoptRef(new CSSImageValue(url)); }
38 static PassRefPtr<CSSImageValue> create(const String& url, StyleImage* image) { return adoptRef(new CSSImageValue(url, image)); }
41 StyleFetchedImage* cachedImage(ResourceFetcher*, const ResourceLoaderOptions&);
42 StyleFetchedImage* cachedImage(ResourceFetcher* loader) { return cachedImage(loader, ResourceFetcher::defaultResourceOptions()); }
43 // Returns a StyleFetchedImage if the image is cached already, otherwise a StylePendingImage.
44 StyleImage* cachedOrPendingImage();
46 const String& url() { return m_url; }
48 String customCSSText() const;
50 PassRefPtr<CSSValue> cloneForCSSOM() const;
52 bool hasFailedOrCanceledSubresources() const;
54 bool equals(const CSSImageValue&) const;
56 bool knownToBeOpaque(const RenderObject*) const;
58 void setInitiator(const AtomicString& name) { m_initiatorName = name; }
61 explicit CSSImageValue(const String& url);
62 CSSImageValue(const String& url, StyleImage*);
65 RefPtr<StyleImage> m_image;
67 AtomicString m_initiatorName;
70 DEFINE_CSS_VALUE_TYPE_CASTS(CSSImageValue, isImageValue());
72 } // namespace WebCore
74 #endif // CSSImageValue_h