/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ #ifndef mozilla_image_DynamicImage_h #define mozilla_image_DynamicImage_h #include "mozilla/MemoryReporting.h" #include "gfxDrawable.h" #include "Image.h" namespace mozilla { namespace image { /** * An Image that is dynamically created. The content of the image is provided by * a gfxDrawable. It's anticipated that most uses of DynamicImage will be * ephemeral. */ class DynamicImage : public Image { public: NS_DECL_ISUPPORTS NS_DECL_IMGICONTAINER explicit DynamicImage(gfxDrawable* aDrawable) : mDrawable(aDrawable) { MOZ_ASSERT(aDrawable, "Must have a gfxDrawable to wrap"); } // Inherited methods from Image. virtual already_AddRefed<ProgressTracker> GetProgressTracker() override; virtual size_t SizeOfSourceWithComputedFallback( MallocSizeOf aMallocSizeOf) const override; virtual void CollectSizeOfSurfaces(nsTArray<SurfaceMemoryCounter>& aCounters, MallocSizeOf aMallocSizeOf) const override; virtual void IncrementAnimationConsumers() override; virtual void DecrementAnimationConsumers() override; #ifdef DEBUG virtual uint32_t GetAnimationConsumers() override; #endif virtual nsresult OnImageDataAvailable(nsIRequest* aRequest, nsISupports* aContext, nsIInputStream* aInStr, uint64_t aSourceOffset, uint32_t aCount) override; virtual nsresult OnImageDataComplete(nsIRequest* aRequest, nsISupports* aContext, nsresult aStatus, bool aLastPart) override; virtual void OnSurfaceDiscarded() override; virtual void SetInnerWindowID(uint64_t aInnerWindowId) override; virtual uint64_t InnerWindowID() const override; virtual bool HasError() override; virtual void SetHasError() override; virtual ImageURL* GetURI() override; private: virtual ~DynamicImage() { } RefPtr<gfxDrawable> mDrawable; }; } // namespace image } // namespace mozilla #endif // mozilla_image_DynamicImage_h