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103 lines
3.6 KiB
C++
103 lines
3.6 KiB
C++
/* -*- 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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#ifndef mozilla_imagelib_VectorImage_h_
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#define mozilla_imagelib_VectorImage_h_
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#include "Image.h"
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#include "nsIStreamListener.h"
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#include "nsIRequest.h"
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#include "mozilla/TimeStamp.h"
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#include "mozilla/WeakPtr.h"
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class imgDecoderObserver;
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namespace mozilla {
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namespace layers {
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class LayerManager;
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class ImageContainer;
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}
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namespace image {
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class SVGDocumentWrapper;
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class SVGRootRenderingObserver;
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class VectorImage : public ImageResource,
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public nsIStreamListener
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{
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIREQUESTOBSERVER
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NS_DECL_NSISTREAMLISTENER
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NS_DECL_IMGICONTAINER
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// (no public constructor - use ImageFactory)
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virtual ~VectorImage();
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// Methods inherited from Image
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nsresult Init(imgDecoderObserver* aObserver,
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const char* aMimeType,
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uint32_t aFlags);
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virtual void GetCurrentFrameRect(nsIntRect& aRect) MOZ_OVERRIDE;
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virtual size_t HeapSizeOfSourceWithComputedFallback(nsMallocSizeOfFun aMallocSizeOf) const;
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virtual size_t HeapSizeOfDecodedWithComputedFallback(nsMallocSizeOfFun aMallocSizeOf) const;
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virtual size_t NonHeapSizeOfDecoded() const;
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virtual size_t OutOfProcessSizeOfDecoded() const;
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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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uint32_t aCount) MOZ_OVERRIDE;
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virtual nsresult OnImageDataComplete(nsIRequest* aRequest,
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nsISupports* aContext,
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nsresult status) MOZ_OVERRIDE;
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virtual nsresult OnNewSourceData() MOZ_OVERRIDE;
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// Callback for SVGRootRenderingObserver
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void InvalidateObserver();
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protected:
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VectorImage(imgStatusTracker* aStatusTracker = nullptr, nsIURI* aURI = nullptr);
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virtual nsresult StartAnimation();
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virtual nsresult StopAnimation();
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virtual bool ShouldAnimate();
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private:
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WeakPtr<imgDecoderObserver> mObserver;
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nsRefPtr<SVGDocumentWrapper> mSVGDocumentWrapper;
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nsRefPtr<SVGRootRenderingObserver> mRenderingObserver;
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nsIntRect mRestrictedRegion; // If we were created by
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// ExtractFrame, this is the region
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// that we're restricted to using.
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// Otherwise, this is ignored.
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bool mIsInitialized:1; // Have we been initalized?
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bool mIsFullyLoaded:1; // Has OnStopRequest been called?
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bool mIsDrawing:1; // Are we currently drawing?
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bool mHaveAnimations:1; // Is our SVG content SMIL-animated?
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// (Only set after mIsFullyLoaded.)
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bool mHaveRestrictedRegion:1; // Are we a restricted-region clone
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// created via ExtractFrame?
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friend class ImageFactory;
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};
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inline NS_IMETHODIMP VectorImage::GetAnimationMode(uint16_t *aAnimationMode) {
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return GetAnimationModeInternal(aAnimationMode);
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}
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inline NS_IMETHODIMP VectorImage::SetAnimationMode(uint16_t aAnimationMode) {
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return SetAnimationModeInternal(aAnimationMode);
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}
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} // namespace image
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} // namespace mozilla
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#endif // mozilla_imagelib_VectorImage_h_
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