1/* 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> 8 * 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. 13 * 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. 18 * 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. 23 * 24 */ 25 26#ifndef RenderImageResource_h 27#define RenderImageResource_h 28 29#include "CachedImage.h" 30#include "CachedResourceHandle.h" 31#include "StyleImage.h" 32 33namespace WebCore { 34 35class CachedImage; 36class RenderElement; 37 38class RenderImageResource { 39 WTF_MAKE_NONCOPYABLE(RenderImageResource); WTF_MAKE_FAST_ALLOCATED; 40public: 41 RenderImageResource(); 42 virtual ~RenderImageResource(); 43 44 virtual void initialize(RenderElement*); 45 virtual void shutdown(); 46 47 void setCachedImage(CachedImage*); 48 CachedImage* cachedImage() const { return m_cachedImage.get(); } 49 virtual bool hasImage() const { return m_cachedImage; } 50 51 void resetAnimation(); 52 53 virtual PassRefPtr<Image> image(int width = 0, int height = 0) const; 54 virtual bool errorOccurred() const; 55 56 virtual void setContainerSizeForRenderer(const IntSize&); 57 virtual bool imageHasRelativeWidth() const; 58 virtual bool imageHasRelativeHeight() const; 59 60 virtual LayoutSize imageSize(float multiplier) const; 61 virtual LayoutSize intrinsicSize(float multiplier) const; 62 63 virtual WrappedImagePtr imagePtr() const { return m_cachedImage.get(); } 64 65protected: 66 RenderElement* m_renderer; 67 CachedResourceHandle<CachedImage> m_cachedImage; 68 69private: 70 LayoutSize getImageSize(float multiplier, CachedImage::SizeType) const; 71}; 72 73} // namespace WebCore 74 75#endif // RenderImage_h 76