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       1             : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
       2             :  * This Source Code Form is subject to the terms of the Mozilla Public
       3             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       4             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       5             : 
       6             : #ifndef GFX_WEBRENDERIMAGELAYER_H
       7             : #define GFX_WEBRENDERIMAGELAYER_H
       8             : 
       9             : #include "ImageLayers.h"
      10             : #include "mozilla/layers/WebRenderLayer.h"
      11             : #include "mozilla/layers/WebRenderLayerManager.h"
      12             : 
      13             : namespace mozilla {
      14             : namespace layers {
      15             : 
      16             : class ImageClient;
      17             : 
      18             : class WebRenderImageLayer : public WebRenderLayer,
      19             :                             public ImageLayer {
      20             : public:
      21             :   explicit WebRenderImageLayer(WebRenderLayerManager* aLayerManager);
      22             : 
      23             :   virtual already_AddRefed<gfx::SourceSurface> GetAsSourceSurface() override;
      24             : 
      25             :   virtual void ClearCachedResources() override;
      26             : 
      27             :   virtual bool SupportsAsyncUpdate() override;
      28             : 
      29             : protected:
      30             :   virtual ~WebRenderImageLayer();
      31             : 
      32             : public:
      33           0 :   Layer* GetLayer() override { return this; }
      34             :   void RenderLayer(wr::DisplayListBuilder& aBuilder,
      35             :                    const StackingContextHelper& aSc) override;
      36             :   Maybe<WrImageMask> RenderMaskLayer(const StackingContextHelper& aSc,
      37             :                                      const gfx::Matrix4x4& aTransform) override;
      38             : 
      39             : protected:
      40             :   CompositableType GetImageClientType();
      41             : 
      42             :   void AddWRVideoImage(size_t aChannelNumber);
      43             : 
      44             :   wr::MaybeExternalImageId mExternalImageId;
      45             :   Maybe<wr::ImageKey> mKey;
      46             :   RefPtr<ImageClient> mImageClient;
      47             :   CompositableType mImageClientContainerType;
      48             :   Maybe<wr::PipelineId> mPipelineId;
      49             : };
      50             : 
      51             : } // namespace layers
      52             : } // namespace mozilla
      53             : 
      54             : #endif // GFX_WEBRENDERIMAGELAYER_H