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 StyleFetchedImage_h 25 #define StyleFetchedImage_h 26 27 #include "core/fetch/ImageResourceClient.h" 28 #include "core/fetch/ResourcePtr.h" 29 #include "core/rendering/style/StyleImage.h" 30 31 namespace WebCore { 32 33 class ImageResource; 34 35 class StyleFetchedImage : public StyleImage, private ImageResourceClient { 36 WTF_MAKE_FAST_ALLOCATED; 37 public: create(ImageResource * image)38 static PassRefPtr<StyleFetchedImage> create(ImageResource* image) { return adoptRef(new StyleFetchedImage(image)); } 39 virtual ~StyleFetchedImage(); 40 data()41 virtual WrappedImagePtr data() const { return m_image.get(); } 42 43 virtual PassRefPtr<CSSValue> cssValue() const; 44 45 virtual bool canRender(const RenderObject*, float multiplier) const; 46 virtual bool isLoaded() const; 47 virtual bool errorOccurred() const; 48 virtual LayoutSize imageSize(const RenderObject*, float multiplier) const OVERRIDE; 49 virtual bool imageHasRelativeWidth() const; 50 virtual bool imageHasRelativeHeight() const; 51 virtual void computeIntrinsicDimensions(const RenderObject*, Length& intrinsicWidth, Length& intrinsicHeight, FloatSize& intrinsicRatio); 52 virtual bool usesImageContainerSize() const; 53 virtual void setContainerSizeForRenderer(const RenderObject*, const IntSize&, float); 54 virtual void addClient(RenderObject*); 55 virtual void removeClient(RenderObject*); 56 virtual PassRefPtr<Image> image(RenderObject*, const IntSize&) const; 57 virtual bool knownToBeOpaque(const RenderObject*) const OVERRIDE; cachedImage()58 virtual ImageResource* cachedImage() const OVERRIDE { return m_image.get(); } 59 60 private: 61 explicit StyleFetchedImage(ImageResource*); 62 63 ResourcePtr<ImageResource> m_image; 64 }; 65 66 DEFINE_STYLE_IMAGE_TYPE_CASTS(StyleFetchedImage, isImageResource()); 67 68 } 69 #endif 70