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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CanvasSurfaceLayerBridge_h | 5 #ifndef CanvasSurfaceLayerBridge_h |
6 #define CanvasSurfaceLayerBridge_h | 6 #define CanvasSurfaceLayerBridge_h |
7 | 7 |
8 #include "base/memory/ref_counted.h" | 8 #include "base/memory/ref_counted.h" |
9 #include "base/memory/weak_ptr.h" | 9 #include "base/memory/weak_ptr.h" |
10 #include "cc/surfaces/surface_id.h" | 10 #include "cc/surfaces/surface_id.h" |
11 #include "cc/surfaces/surface_reference_factory.h" | 11 #include "cc/surfaces/surface_reference_factory.h" |
| 12 #include "mojo/public/cpp/bindings/binding.h" |
12 #include "platform/PlatformExport.h" | 13 #include "platform/PlatformExport.h" |
13 #include "public/platform/modules/offscreencanvas/offscreen_canvas_surface.mojom
-blink.h" | 14 #include "public/platform/modules/offscreencanvas/offscreen_canvas_surface.mojom
-blink.h" |
14 #include <memory> | 15 #include <memory> |
15 | 16 |
16 namespace cc { | 17 namespace cc { |
17 class SurfaceLayer; | 18 class Layer; |
18 } // namespace cc | 19 } // namespace cc |
19 | 20 |
20 namespace blink { | 21 namespace blink { |
21 | 22 |
22 class WebLayer; | 23 class WebLayer; |
23 | 24 |
24 class PLATFORM_EXPORT CanvasSurfaceLayerBridge { | 25 class PLATFORM_EXPORT CanvasSurfaceLayerBridgeObserver { |
25 public: | 26 public: |
26 explicit CanvasSurfaceLayerBridge(mojom::blink::OffscreenCanvasSurfacePtr); | 27 CanvasSurfaceLayerBridgeObserver() {} |
| 28 virtual ~CanvasSurfaceLayerBridgeObserver() {} |
| 29 |
| 30 virtual void OnWebLayerReplaced() = 0; |
| 31 }; |
| 32 |
| 33 class PLATFORM_EXPORT CanvasSurfaceLayerBridge |
| 34 : NON_EXPORTED_BASE(public mojom::blink::OffscreenCanvasSurfaceClient) { |
| 35 public: |
| 36 explicit CanvasSurfaceLayerBridge(CanvasSurfaceLayerBridgeObserver*); |
27 ~CanvasSurfaceLayerBridge(); | 37 ~CanvasSurfaceLayerBridge(); |
28 bool createSurfaceLayer(int canvasWidth, int canvasHeight); | 38 void createSolidColorLayer(); |
29 WebLayer* getWebLayer() const { return m_webLayer.get(); } | 39 WebLayer* getWebLayer() const { return m_webLayer.get(); } |
30 const cc::SurfaceId& getSurfaceId() const { return m_surfaceId; } | 40 const cc::FrameSinkId& getFrameSinkId() const { return m_frameSinkId; } |
| 41 |
| 42 // Implementation of mojom::blink::OffscreenCanvasSurfaceClient |
| 43 void OnSurfaceCreated(const cc::SurfaceId&, |
| 44 int32_t width, |
| 45 int32_t height, |
| 46 float deviceScaleFactor) override; |
31 | 47 |
32 void satisfyCallback(const cc::SurfaceSequence&); | 48 void satisfyCallback(const cc::SurfaceSequence&); |
33 void requireCallback(const cc::SurfaceId&, const cc::SurfaceSequence&); | 49 void requireCallback(const cc::SurfaceId&, const cc::SurfaceSequence&); |
34 | 50 |
35 private: | 51 private: |
36 scoped_refptr<cc::SurfaceLayer> m_surfaceLayer; | 52 scoped_refptr<cc::Layer> m_CCLayer; |
37 std::unique_ptr<WebLayer> m_webLayer; | 53 std::unique_ptr<WebLayer> m_webLayer; |
38 const mojom::blink::OffscreenCanvasSurfacePtr m_service; | 54 |
39 cc::SurfaceId m_surfaceId; | |
40 scoped_refptr<cc::SurfaceReferenceFactory> m_refFactory; | 55 scoped_refptr<cc::SurfaceReferenceFactory> m_refFactory; |
| 56 base::WeakPtrFactory<CanvasSurfaceLayerBridge> m_weakFactory; |
41 | 57 |
42 base::WeakPtrFactory<CanvasSurfaceLayerBridge> m_weakFactory; | 58 CanvasSurfaceLayerBridgeObserver* m_observer; |
| 59 |
| 60 mojom::blink::OffscreenCanvasSurfacePtr m_service; |
| 61 mojo::Binding<mojom::blink::OffscreenCanvasSurfaceClient> m_binding; |
| 62 |
| 63 cc::FrameSinkId m_frameSinkId; |
| 64 cc::SurfaceId m_currentSurfaceId; |
43 }; | 65 }; |
44 | 66 |
45 } // namespace blink | 67 } // namespace blink |
46 | 68 |
47 #endif // CanvasSurfaceLayerBridge_h | 69 #endif // CanvasSurfaceLayerBridge_h |
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