1 /* 2 * Copyright (C) 1999 Lars Knoll <knoll (at) kde.org> 3 * Copyright (C) 1999 Antti Koivisto <koivisto (at) kde.org> 4 * Copyright (C) 2000 Dirk Mueller <mueller (at) kde.org> 5 * Copyright (C) 2006 Allan Sandfeld Jensen <kde (at) carewolf.com> 6 * Copyright (C) 2006 Samuel Weinig <sam.weinig (at) gmail.com> 7 * Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009, 2010 Apple Inc. All rights reserved. 8 * Copyright (C) 2010 Google Inc. All rights reserved. 9 * Copyright (C) 2010 Patrick Gansterer <paroga (at) paroga.com> 10 * 11 * This library is free software; you can redistribute it and/or 12 * modify it under the terms of the GNU Library General Public 13 * License as published by the Free Software Foundation; either 14 * version 2 of the License, or (at your option) any later version. 15 * 16 * This library is distributed in the hope that it will be useful, 17 * but WITHOUT ANY WARRANTY; without even the implied warranty of 18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 19 * Library General Public License for more details. 20 * 21 * You should have received a copy of the GNU Library General Public License 22 * along with this library; see the file COPYING.LIB. If not, write to 23 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 24 * Boston, MA 02110-1301, USA. 25 * 26 */ 27 28 #include "config.h" 29 #include "core/rendering/RenderImageResourceStyleImage.h" 30 31 #include "core/fetch/ImageResource.h" 32 #include "core/rendering/RenderObject.h" 33 #include "core/rendering/style/StyleFetchedImage.h" 34 35 namespace blink { 36 37 RenderImageResourceStyleImage::RenderImageResourceStyleImage(StyleImage* styleImage) 38 : m_styleImage(styleImage) 39 { 40 ASSERT(m_styleImage); 41 } 42 43 RenderImageResourceStyleImage::~RenderImageResourceStyleImage() 44 { 45 } 46 47 void RenderImageResourceStyleImage::initialize(RenderObject* renderer) 48 { 49 RenderImageResource::initialize(renderer); 50 51 if (m_styleImage->isImageResource()) 52 m_cachedImage = toStyleFetchedImage(m_styleImage)->cachedImage(); 53 54 m_styleImage->addClient(m_renderer); 55 } 56 57 void RenderImageResourceStyleImage::shutdown() 58 { 59 ASSERT(m_renderer); 60 m_styleImage->removeClient(m_renderer); 61 m_cachedImage = 0; 62 } 63 64 PassRefPtr<Image> RenderImageResourceStyleImage::image(int width, int height) const 65 { 66 // Generated content may trigger calls to image() while we're still pending, don't assert but gracefully exit. 67 if (m_styleImage->isPendingImage()) 68 return nullptr; 69 return m_styleImage->image(m_renderer, IntSize(width, height)); 70 } 71 72 void RenderImageResourceStyleImage::setContainerSizeForRenderer(const IntSize& size) 73 { 74 ASSERT(m_renderer); 75 m_styleImage->setContainerSizeForRenderer(m_renderer, size, m_renderer->style()->effectiveZoom()); 76 } 77 78 } // namespace blink 79