2 * Copyright (C) 1999 Lars Knoll <knoll@kde.org>
3 * Copyright (C) 1999 Antti Koivisto <koivisto@kde.org>
4 * Copyright (C) 2006 Allan Sandfeld Jensen <kde@carewolf.com>
5 * Copyright (C) 2006 Samuel Weinig <sam.weinig@gmail.com>
6 * Copyright (C) 2004, 2005, 2006, 2007, 2009, 2010 Apple Inc. All rights reserved.
7 * Copyright (C) 2010 Patrick Gansterer <paroga@paroga.com>
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Library General Public
11 * License as published by the Free Software Foundation; either
12 * version 2 of the License, or (at your option) any later version.
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Library General Public License for more details.
19 * You should have received a copy of the GNU Library General Public License
20 * along with this library; see the file COPYING.LIB. If not, write to
21 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
22 * Boston, MA 02110-1301, USA.
26 #ifndef RenderImageResource_h
27 #define RenderImageResource_h
29 #include "CachedImage.h"
30 #include "CachedResourceHandle.h"
32 #include "StyleImage.h"
38 class RenderImageResource {
39 WTF_MAKE_NONCOPYABLE(RenderImageResource); WTF_MAKE_FAST_ALLOCATED;
41 virtual ~RenderImageResource();
43 static PassOwnPtr<RenderImageResource> create()
45 return adoptPtr(new RenderImageResource);
48 virtual void initialize(RenderObject*);
49 virtual void shutdown();
51 void setCachedImage(CachedImage*);
52 CachedImage* cachedImage() const { return m_cachedImage.get(); }
53 virtual bool hasImage() const { return m_cachedImage; }
55 void resetAnimation();
57 virtual PassRefPtr<Image> image(int /* width */ = 0, int /* height */ = 0) const { return m_cachedImage ? m_cachedImage->image() : nullImage(); }
58 virtual bool errorOccurred() const { return m_cachedImage && m_cachedImage->errorOccurred(); }
60 virtual void setImageContainerSize(const IntSize& size) const;
61 virtual bool usesImageContainerSize() const { return m_cachedImage ? m_cachedImage->usesImageContainerSize() : false; }
62 virtual bool imageHasRelativeWidth() const { return m_cachedImage ? m_cachedImage->imageHasRelativeWidth() : false; }
63 virtual bool imageHasRelativeHeight() const { return m_cachedImage ? m_cachedImage->imageHasRelativeHeight() : false; }
65 virtual IntSize imageSize(float multiplier) const { return m_cachedImage ? m_cachedImage->imageSize(multiplier) : IntSize(); }
67 virtual WrappedImagePtr imagePtr() const { return m_cachedImage.get(); }
70 RenderImageResource();
71 RenderObject* m_renderer;
72 CachedResourceHandle<CachedImage> m_cachedImage;
75 static Image* nullImage();
78 } // namespace WebCore
80 #endif // RenderImage_h