1 files changed, 57 insertions, 0 deletions
diff --git a/gfx/layers/wr/WebRenderCanvasRenderer.h b/gfx/layers/wr/WebRenderCanvasRenderer.h
new file mode 100644
index 0000000000..42e77b509c
--- /dev/null
+++ b/gfx/layers/wr/WebRenderCanvasRenderer.h
@@ -0,0 +1,57 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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 GFX_WEBRENDERCANVASRENDERER_H
+#define GFX_WEBRENDERCANVASRENDERER_H
+
+#include "mozilla/layers/RenderRootStateManager.h"
+#include "ShareableCanvasRenderer.h"
+
+namespace mozilla {
+namespace layers {
+
+class WebRenderCanvasRenderer : public ShareableCanvasRenderer {
+ public:
+  explicit WebRenderCanvasRenderer(RenderRootStateManager* aManager)
+      : mManager(aManager) {}
+
+  CompositableForwarder* GetForwarder() override;
+  RenderRootStateManager* GetRenderRootStateManager() { return mManager; }
+
+ protected:
+  RefPtr<RenderRootStateManager> mManager;
+};
+
+class WebRenderCanvasRendererAsync final : public WebRenderCanvasRenderer {
+ public:
+  explicit WebRenderCanvasRendererAsync(RenderRootStateManager* aManager)
+      : WebRenderCanvasRenderer(aManager) {}
+  virtual ~WebRenderCanvasRendererAsync();
+
+  WebRenderCanvasRendererAsync* AsWebRenderCanvasRendererAsync() override {
+    return this;
+  }
+
+  void Initialize(const CanvasRendererData& aData) override;
+  bool CreateCompositable() override;
+  void EnsurePipeline() override;
+  bool HasPipeline() override;
+
+  void ClearCachedResources() override;
+
+  void UpdateCompositableClientForEmptyTransaction();
+
+  Maybe<wr::PipelineId> GetPipelineId() { return mPipelineId; }
+
+ protected:
+  Maybe<wr::PipelineId> mPipelineId;
+  bool mIsAsync = false;
+};
+
+}  // namespace layers
+}  // namespace mozilla
+
+#endif