1 /*
2  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
3  *           (C) 2000 Antti Koivisto (koivisto@kde.org)
4  *           (C) 2000 Dirk Mueller (mueller@kde.org)
5  * Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
6  *
7  * This library is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Library General Public
9  * License as published by the Free Software Foundation; either
10  * version 2 of the License, or (at your option) any later version.
11  *
12  * This library is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15  * Library General Public License for more details.
16  *
17  * You should have received a copy of the GNU Library General Public License
18  * along with this library; see the file COPYING.LIB.  If not, write to
19  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
20  * Boston, MA 02110-1301, USA.
21  *
22  */
23 
24 #ifndef StyleCachedImage_h
25 #define StyleCachedImage_h
26 
27 #include "CachedResourceHandle.h"
28 #include "StyleImage.h"
29 
30 namespace WebCore {
31 
32 class CachedImage;
33 
34 class StyleCachedImage : public StyleImage {
35 public:
create(CachedImage * image)36     static PassRefPtr<StyleCachedImage> create(CachedImage* image) { return adoptRef(new StyleCachedImage(image)); }
data()37     virtual WrappedImagePtr data() const { return m_image.get(); }
38 
isCachedImage()39     virtual bool isCachedImage() const { return true; }
40 
41     virtual PassRefPtr<CSSValue> cssValue() const;
42 
cachedImage()43     CachedImage* cachedImage() const { return m_image.get(); }
44 
45     virtual bool canRender(float multiplier) const;
46     virtual bool isLoaded() const;
47     virtual bool errorOccurred() const;
48     virtual IntSize imageSize(const RenderObject*, float multiplier) const;
49     virtual bool imageHasRelativeWidth() const;
50     virtual bool imageHasRelativeHeight() const;
51     virtual bool usesImageContainerSize() const;
52     virtual void setImageContainerSize(const IntSize&);
53     virtual void addClient(RenderObject*);
54     virtual void removeClient(RenderObject*);
55     virtual PassRefPtr<Image> image(RenderObject*, const IntSize&) const;
56 
57 private:
StyleCachedImage(CachedImage * image)58     StyleCachedImage(CachedImage* image)
59         : m_image(image)
60     {
61     }
62 
63     CachedResourceHandle<CachedImage> m_image;
64 };
65 
66 }
67 #endif
68