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1 // Copyright 2015 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef COMPONENTS_MUS_PUBLIC_CPP_WINDOW_SURFACE_H_ | |
6 #define COMPONENTS_MUS_PUBLIC_CPP_WINDOW_SURFACE_H_ | |
7 | |
8 #include <memory> | |
9 | |
10 #include "base/callback.h" | |
11 #include "base/macros.h" | |
12 #include "base/observer_list.h" | |
13 #include "base/threading/thread_checker.h" | |
14 #include "components/mus/public/interfaces/surface.mojom.h" | |
15 #include "mojo/public/cpp/bindings/binding.h" | |
16 #include "mojo/public/cpp/bindings/interface_ptr_info.h" | |
17 | |
18 namespace mus { | |
19 | |
20 class WindowSurfaceBinding; | |
21 class WindowSurfaceClient; | |
22 class Window; | |
23 | |
24 // A WindowSurface is wrapper to simplify submitting CompositorFrames to | |
25 // Windows, and receiving ReturnedResources. | |
26 class WindowSurface : public mojom::SurfaceClient { | |
27 public: | |
28 // static | |
29 static std::unique_ptr<WindowSurface> Create( | |
30 std::unique_ptr<WindowSurfaceBinding>* surface_binding); | |
31 | |
32 ~WindowSurface() override; | |
33 | |
34 // Called to indicate that the current thread has assumed control of this | |
35 // object. | |
36 void BindToThread(); | |
37 | |
38 void SubmitCompositorFrame(cc::CompositorFrame frame, | |
39 const base::Closure& callback); | |
40 | |
41 void set_client(WindowSurfaceClient* client) { client_ = client; } | |
42 | |
43 private: | |
44 friend class Window; | |
45 | |
46 WindowSurface(mojo::InterfacePtrInfo<mojom::Surface> surface_info, | |
47 mojo::InterfaceRequest<mojom::SurfaceClient> client_request); | |
48 | |
49 // SurfaceClient implementation: | |
50 void ReturnResources(mojo::Array<cc::ReturnedResource> resources) override; | |
51 | |
52 WindowSurfaceClient* client_; | |
53 mojo::InterfacePtrInfo<mojom::Surface> surface_info_; | |
54 mojo::InterfaceRequest<mojom::SurfaceClient> client_request_; | |
55 mojom::SurfacePtr surface_; | |
56 std::unique_ptr<mojo::Binding<mojom::SurfaceClient>> client_binding_; | |
57 std::unique_ptr<base::ThreadChecker> thread_checker_; | |
58 | |
59 DISALLOW_COPY_AND_ASSIGN(WindowSurface); | |
60 }; | |
61 | |
62 // A WindowSurfaceBinding is a bundle of mojo interfaces that are to be used by | |
63 // or implemented by the Mus window server when passed into | |
64 // Window::AttachSurface. WindowSurfaceBinding has no standalone functionality. | |
65 class WindowSurfaceBinding { | |
66 public: | |
67 ~WindowSurfaceBinding(); | |
68 | |
69 private: | |
70 friend class WindowSurface; | |
71 friend class Window; | |
72 | |
73 WindowSurfaceBinding( | |
74 mojo::InterfaceRequest<mojom::Surface> surface_request, | |
75 mojo::InterfacePtrInfo<mojom::SurfaceClient> surface_client); | |
76 | |
77 mojo::InterfaceRequest<mojom::Surface> surface_request_; | |
78 mojo::InterfacePtrInfo<mojom::SurfaceClient> surface_client_; | |
79 | |
80 DISALLOW_COPY_AND_ASSIGN(WindowSurfaceBinding); | |
81 }; | |
82 | |
83 } // namespace mus | |
84 | |
85 #endif // COMPONENTS_MUS_PUBLIC_CPP_WINDOW_SURFACE_H_ | |
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