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 StyleGeneratedImage_h 25#define StyleGeneratedImage_h 26 27#include "core/rendering/style/StyleImage.h" 28 29namespace WebCore { 30 31class CSSValue; 32class CSSImageGeneratorValue; 33 34class StyleGeneratedImage : public StyleImage { 35public: 36 static PassRefPtr<StyleGeneratedImage> create(CSSImageGeneratorValue* value) 37 { 38 return adoptRef(new StyleGeneratedImage(value)); 39 } 40 41 virtual WrappedImagePtr data() const { return m_imageGeneratorValue.get(); } 42 43 virtual PassRefPtr<CSSValue> cssValue() const; 44 45 virtual LayoutSize imageSize(const RenderObject*, float multiplier) const OVERRIDE; 46 virtual bool imageHasRelativeWidth() const { return !m_fixedSize; } 47 virtual bool imageHasRelativeHeight() const { return !m_fixedSize; } 48 virtual void computeIntrinsicDimensions(const RenderObject*, Length& intrinsicWidth, Length& intrinsicHeight, FloatSize& intrinsicRatio); 49 virtual bool usesImageContainerSize() const { return !m_fixedSize; } 50 virtual void setContainerSizeForRenderer(const RenderObject*, const IntSize& containerSize, float) { m_containerSize = containerSize; } 51 virtual void addClient(RenderObject*); 52 virtual void removeClient(RenderObject*); 53 virtual PassRefPtr<Image> image(RenderObject*, const IntSize&) const; 54 virtual bool knownToBeOpaque(const RenderObject*) const OVERRIDE; 55 56private: 57 StyleGeneratedImage(PassRefPtr<CSSImageGeneratorValue>); 58 59 RefPtr<CSSImageGeneratorValue> m_imageGeneratorValue; 60 IntSize m_containerSize; 61 bool m_fixedSize; 62}; 63 64} 65#endif 66