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