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42d362ff6b
This removes ::trace, traceAfterDispatch and finalizeGarbageCollectedObject. R=abarth@chromium.org Review URL: https://codereview.chromium.org/723253004
87 lines
2.9 KiB
C++
87 lines
2.9 KiB
C++
/*
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* Copyright (C) 2008 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef CSSImageGeneratorValue_h
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#define CSSImageGeneratorValue_h
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#include "core/css/CSSValue.h"
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#include "platform/geometry/IntSizeHash.h"
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#include "wtf/HashCountedSet.h"
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#include "wtf/RefPtr.h"
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namespace blink {
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class ResourceFetcher;
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class Image;
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class RenderObject;
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class StyleResolver;
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struct SizeAndCount {
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SizeAndCount(IntSize newSize = IntSize(), int newCount = 0)
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: size(newSize)
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, count(newCount)
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{
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}
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IntSize size;
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int count;
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};
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typedef HashMap<const RenderObject*, SizeAndCount> RenderObjectSizeCountMap;
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class CSSImageGeneratorValue : public CSSValue {
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public:
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~CSSImageGeneratorValue();
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void addClient(RenderObject*, const IntSize&);
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void removeClient(RenderObject*);
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PassRefPtr<Image> image(RenderObject*, const IntSize&);
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bool isFixedSize() const;
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IntSize fixedSize(const RenderObject*);
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bool isPending() const;
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bool knownToBeOpaque(const RenderObject*) const;
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void loadSubimages(ResourceFetcher*);
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protected:
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explicit CSSImageGeneratorValue(ClassType);
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Image* getImage(RenderObject*, const IntSize&);
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void putImage(const IntSize&, PassRefPtr<Image>);
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const RenderObjectSizeCountMap& clients() const { return m_clients; }
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HashCountedSet<IntSize> m_sizes; // A count of how many times a given image size is in use.
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RenderObjectSizeCountMap m_clients; // A map from RenderObjects (with entry count) to image sizes.
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HashMap<IntSize, RefPtr<Image> > m_images; // A cache of Image objects by image size.
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};
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DEFINE_CSS_VALUE_TYPE_CASTS(CSSImageGeneratorValue, isImageGeneratorValue());
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} // namespace blink
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#endif // CSSImageGeneratorValue_h
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