2013-03-11 05:43:38 +04:00
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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2015-05-15 06:52:05 +03:00
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#ifndef mozilla_image_ImageWrapper_h
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#define mozilla_image_ImageWrapper_h
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2013-03-11 05:43:38 +04:00
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2013-06-23 16:03:39 +04:00
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#include "mozilla/MemoryReporting.h"
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2013-03-11 05:43:38 +04:00
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#include "Image.h"
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namespace mozilla {
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namespace image {
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/**
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* Abstract superclass for Images that wrap other Images.
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*/
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class ImageWrapper : public Image
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{
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_IMGICONTAINER
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// Inherited methods from Image.
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2017-03-22 16:05:36 +03:00
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nsresult GetNativeSizes(nsTArray<gfx::IntSize>& aNativeSizes) const override;
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2017-09-05 14:58:44 +03:00
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size_t GetNativeSizesLength() const override;
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2015-03-21 19:28:04 +03:00
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virtual already_AddRefed<ProgressTracker> GetProgressTracker() override;
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2013-03-11 05:43:38 +04:00
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2014-12-04 22:43:00 +03:00
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virtual size_t
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2017-07-28 13:10:04 +03:00
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SizeOfSourceWithComputedFallback(SizeOfState& aState) const override;
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2015-04-28 21:46:17 +03:00
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virtual void CollectSizeOfSurfaces(nsTArray<SurfaceMemoryCounter>& aCounters,
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MallocSizeOf aMallocSizeOf) const override;
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2014-05-08 13:53:00 +04:00
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2015-03-21 19:28:04 +03:00
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virtual void IncrementAnimationConsumers() override;
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virtual void DecrementAnimationConsumers() override;
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2013-03-11 05:43:38 +04:00
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#ifdef DEBUG
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2015-03-21 19:28:04 +03:00
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virtual uint32_t GetAnimationConsumers() override;
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2013-03-11 05:43:38 +04:00
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#endif
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virtual nsresult OnImageDataAvailable(nsIRequest* aRequest,
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nsISupports* aContext,
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nsIInputStream* aInStr,
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uint64_t aSourceOffset,
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2015-03-21 19:28:04 +03:00
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uint32_t aCount) override;
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2013-03-11 05:43:38 +04:00
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virtual nsresult OnImageDataComplete(nsIRequest* aRequest,
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nsISupports* aContext,
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nsresult aStatus,
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2015-03-21 19:28:04 +03:00
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bool aLastPart) override;
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2013-03-11 05:43:38 +04:00
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2017-03-16 11:06:06 +03:00
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virtual void OnSurfaceDiscarded(const SurfaceKey& aSurfaceKey) override;
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2014-11-28 06:55:57 +03:00
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2015-03-21 19:28:04 +03:00
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virtual void SetInnerWindowID(uint64_t aInnerWindowId) override;
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virtual uint64_t InnerWindowID() const override;
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2013-03-11 05:43:38 +04:00
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2015-03-21 19:28:04 +03:00
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virtual bool HasError() override;
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virtual void SetHasError() override;
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2013-03-11 05:43:38 +04:00
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2015-03-21 19:28:04 +03:00
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virtual ImageURL* GetURI() override;
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2013-03-11 05:43:38 +04:00
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protected:
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2014-09-02 20:20:24 +04:00
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explicit ImageWrapper(Image* aInnerImage)
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2013-03-11 05:43:38 +04:00
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: mInnerImage(aInnerImage)
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{
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2015-01-07 12:37:20 +03:00
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MOZ_ASSERT(aInnerImage, "Need an image to wrap");
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2013-03-11 05:43:38 +04:00
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}
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2014-06-23 22:49:08 +04:00
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virtual ~ImageWrapper() { }
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2013-03-11 05:43:38 +04:00
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/**
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* Returns a weak reference to the inner image wrapped by this ImageWrapper.
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*/
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2015-01-07 12:37:20 +03:00
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Image* InnerImage() const { return mInnerImage.get(); }
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void SetInnerImage(Image* aInnerImage)
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{
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MOZ_ASSERT(aInnerImage, "Need an image to wrap");
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mInnerImage = aInnerImage;
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}
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2013-03-11 05:43:38 +04:00
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private:
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2015-10-18 08:24:48 +03:00
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RefPtr<Image> mInnerImage;
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2013-03-11 05:43:38 +04:00
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};
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} // namespace image
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} // namespace mozilla
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2015-05-15 06:52:05 +03:00
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#endif // mozilla_image_ImageWrapper_h
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