| // Copyright 2016 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef OffscreenCanvasFrameDispatcherImpl_h |
| #define OffscreenCanvasFrameDispatcherImpl_h |
| |
| #include "cc/ipc/mojo_compositor_frame_sink.mojom-blink.h" |
| #include "cc/surfaces/surface_id.h" |
| #include "mojo/public/cpp/bindings/binding.h" |
| #include "platform/graphics/OffscreenCanvasFrameDispatcher.h" |
| #include "platform/graphics/StaticBitmapImage.h" |
| #include "wtf/Compiler.h" |
| #include <memory> |
| |
| namespace blink { |
| |
| class PLATFORM_EXPORT OffscreenCanvasFrameDispatcherImpl final : public OffscreenCanvasFrameDispatcher |
| , WTF_NON_EXPORTED_BASE(public cc::mojom::blink::MojoCompositorFrameSinkClient) { |
| public: |
| explicit OffscreenCanvasFrameDispatcherImpl(uint32_t clientId, uint32_t localId, uint64_t nonce, int width, int height); |
| |
| // OffscreenCanvasFrameDispatcher implementation. |
| ~OffscreenCanvasFrameDispatcherImpl() override {} |
| void dispatchFrame(RefPtr<StaticBitmapImage>) override; |
| |
| // cc::mojom::blink::MojoCompositorFrameSinkClient implementation. |
| void ReturnResources(Vector<cc::mojom::blink::ReturnedResourcePtr> resources) override; |
| |
| private: |
| const cc::SurfaceId m_surfaceId; |
| const int m_width; |
| const int m_height; |
| |
| unsigned m_nextResourceId; |
| HashMap<unsigned, RefPtr<StaticBitmapImage>> m_cachedImages; |
| |
| bool verifyImageSize(const sk_sp<SkImage>&); |
| |
| cc::mojom::blink::MojoCompositorFrameSinkPtr m_sink; |
| mojo::Binding<cc::mojom::blink::MojoCompositorFrameSinkClient> m_binding; |
| }; |
| |
| } // namespace blink |
| |
| #endif // OffscreenCanvasFrameDispatcherImpl_h |