Revision 575ba0c6224f8237ce9a5db8e59d051b6f89f52a authored by B2G Bumper Bot on 01 February 2016, 11:32:01 UTC, committed by B2G Bumper Bot on 01 February 2016, 11:32:01 UTC
1 parent 8408f26
DynamicImage.h
/* -*- 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
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