1/* 2 * Copyright (C) 2011 Research In Motion Limited. All rights reserved. 3 * 4 * This library is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Library General Public 6 * License as published by the Free Software Foundation; either 7 * version 2 of the License, or (at your option) any later version. 8 * 9 * This library is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Library General Public License for more details. 13 * 14 * You should have received a copy of the GNU Library General Public License 15 * along with this library; see the file COPYING.LIB. If not, write to 16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 17 * Boston, MA 02110-1301, USA. 18 */ 19 20#ifndef SVGImageCache_h 21#define SVGImageCache_h 22 23#if ENABLE(SVG) 24#include "FloatSize.h" 25#include "Image.h" 26#include "IntSize.h" 27#include <wtf/HashMap.h> 28#include <wtf/PassOwnPtr.h> 29#include <wtf/RefPtr.h> 30 31namespace WebCore { 32 33class CachedImage; 34class CachedImageClient; 35class ImageBuffer; 36class SVGImage; 37class SVGImageForContainer; 38class RenderObject; 39 40class SVGImageCache { 41 WTF_MAKE_FAST_ALLOCATED; 42public: 43 ~SVGImageCache(); 44 45 static PassOwnPtr<SVGImageCache> create(SVGImage* image) 46 { 47 return adoptPtr(new SVGImageCache(image)); 48 } 49 50 void removeClientFromCache(const CachedImageClient*); 51 52 void setContainerSizeForRenderer(const CachedImageClient*, const IntSize&, float); 53 IntSize imageSizeForRenderer(const RenderObject*) const; 54 55 Image* imageForRenderer(const RenderObject*); 56 57private: 58 SVGImageCache(SVGImage*); 59 60 typedef HashMap<const CachedImageClient*, RefPtr<SVGImageForContainer> > ImageForContainerMap; 61 62 SVGImage* m_svgImage; 63 ImageForContainerMap m_imageForContainerMap; 64}; 65 66} // namespace WebCore 67 68#endif // ENABLE(SVG) 69#endif // SVGImageCache_h 70