| /* |
| * Copyright (C) 2011 Research In Motion Limited. All rights reserved. |
| * Copyright (C) 2013 Apple Inc. All rights reserved. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| */ |
| |
| #include "config.h" |
| #include "core/svg/graphics/SVGImageCache.h" |
| |
| #include "core/fetch/ImageResource.h" |
| #include "core/page/FrameView.h" |
| #include "core/page/Page.h" |
| #include "core/platform/graphics/GraphicsContext.h" |
| #include "core/platform/graphics/ImageBuffer.h" |
| #include "core/rendering/svg/RenderSVGRoot.h" |
| #include "core/svg/graphics/SVGImage.h" |
| #include "core/svg/graphics/SVGImageForContainer.h" |
| |
| namespace WebCore { |
| |
| SVGImageCache::SVGImageCache(SVGImage* svgImage) |
| : m_svgImage(svgImage) |
| { |
| ASSERT(m_svgImage); |
| } |
| |
| SVGImageCache::~SVGImageCache() |
| { |
| m_imageForContainerMap.clear(); |
| } |
| |
| void SVGImageCache::removeClientFromCache(const ImageResourceClient* client) |
| { |
| ASSERT(client); |
| |
| if (m_imageForContainerMap.contains(client)) |
| m_imageForContainerMap.remove(client); |
| } |
| |
| void SVGImageCache::setContainerSizeForRenderer(const ImageResourceClient* client, const IntSize& containerSize, float containerZoom) |
| { |
| ASSERT(client); |
| ASSERT(!containerSize.isEmpty()); |
| ASSERT(containerZoom); |
| |
| FloatSize containerSizeWithoutZoom(containerSize); |
| containerSizeWithoutZoom.scale(1 / containerZoom); |
| |
| m_imageForContainerMap.set(client, SVGImageForContainer::create(m_svgImage, containerSizeWithoutZoom, containerZoom)); |
| } |
| |
| IntSize SVGImageCache::imageSizeForRenderer(const RenderObject* renderer) const |
| { |
| IntSize imageSize = m_svgImage->size(); |
| if (!renderer) |
| return imageSize; |
| |
| ImageForContainerMap::const_iterator it = m_imageForContainerMap.find(renderer); |
| if (it == m_imageForContainerMap.end()) |
| return imageSize; |
| |
| RefPtr<SVGImageForContainer> imageForContainer = it->value; |
| ASSERT(!imageForContainer->size().isEmpty()); |
| return imageForContainer->size(); |
| } |
| |
| // FIXME: This doesn't take into account the animation timeline so animations will not |
| // restart on page load, nor will two animations in different pages have different timelines. |
| Image* SVGImageCache::imageForRenderer(const RenderObject* renderer) |
| { |
| if (!renderer) |
| return Image::nullImage(); |
| |
| ImageForContainerMap::iterator it = m_imageForContainerMap.find(renderer); |
| if (it == m_imageForContainerMap.end()) |
| return Image::nullImage(); |
| |
| RefPtr<SVGImageForContainer> imageForContainer = it->value; |
| ASSERT(!imageForContainer->size().isEmpty()); |
| return imageForContainer.get(); |
| } |
| |
| } // namespace WebCore |