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1 // Copyright 2014 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 SERVICES_VIEW_MANAGER_DISPLAY_MANAGER_H_ | |
6 #define SERVICES_VIEW_MANAGER_DISPLAY_MANAGER_H_ | |
7 | |
8 #include <map> | |
9 | |
10 #include "base/macros.h" | |
11 #include "base/memory/scoped_ptr.h" | |
12 #include "base/memory/weak_ptr.h" | |
13 #include "base/timer/timer.h" | |
14 #include "mojo/public/cpp/bindings/callback.h" | |
15 #include "mojo/services/native_viewport/interfaces/native_viewport.mojom.h" | |
16 #include "mojo/services/surfaces/interfaces/display.mojom.h" | |
17 #include "mojo/services/view_manager/interfaces/view_manager.mojom.h" | |
18 #include "ui/gfx/rect.h" | |
19 | |
20 namespace cc { | |
21 class SurfaceIdAllocator; | |
22 } | |
23 | |
24 namespace mojo { | |
25 class ApplicationConnection; | |
26 class ApplicationImpl; | |
27 } | |
28 | |
29 namespace view_manager { | |
30 | |
31 class ConnectionManager; | |
32 class ServerView; | |
33 | |
34 // DisplayManager is used to connect the root ServerView to a display. | |
35 class DisplayManager { | |
36 public: | |
37 virtual ~DisplayManager() {} | |
38 | |
39 virtual void Init(ConnectionManager* connection_manager) = 0; | |
40 | |
41 // Schedules a paint for the specified region in the coordinates of |view|. | |
42 virtual void SchedulePaint(const ServerView* view, | |
43 const gfx::Rect& bounds) = 0; | |
44 | |
45 virtual void SetViewportSize(const gfx::Size& size) = 0; | |
46 | |
47 virtual const mojo::ViewportMetrics& GetViewportMetrics() = 0; | |
48 }; | |
49 | |
50 // DisplayManager implementation that connects to the services necessary to | |
51 // actually display. | |
52 class DefaultDisplayManager : public DisplayManager { | |
53 public: | |
54 DefaultDisplayManager(mojo::ApplicationImpl* app_impl, | |
55 mojo::ApplicationConnection* app_connection, | |
56 const mojo::Closure& native_viewport_closed_callback); | |
57 ~DefaultDisplayManager() override; | |
58 | |
59 // DisplayManager: | |
60 void Init(ConnectionManager* connection_manager) override; | |
61 void SchedulePaint(const ServerView* view, const gfx::Rect& bounds) override; | |
62 void SetViewportSize(const gfx::Size& size) override; | |
63 const mojo::ViewportMetrics& GetViewportMetrics() override; | |
64 | |
65 private: | |
66 void WantToDraw(); | |
67 void Draw(); | |
68 void DidDraw(); | |
69 | |
70 void OnMetricsChanged(mojo::ViewportMetricsPtr metrics); | |
71 | |
72 mojo::ApplicationImpl* app_impl_; | |
73 mojo::ApplicationConnection* app_connection_; | |
74 ConnectionManager* connection_manager_; | |
75 | |
76 mojo::ViewportMetrics metrics_; | |
77 gfx::Rect dirty_rect_; | |
78 base::Timer draw_timer_; | |
79 bool frame_pending_; | |
80 | |
81 mojo::DisplayPtr display_; | |
82 mojo::NativeViewportPtr native_viewport_; | |
83 mojo::Closure native_viewport_closed_callback_; | |
84 base::WeakPtrFactory<DefaultDisplayManager> weak_factory_; | |
85 | |
86 DISALLOW_COPY_AND_ASSIGN(DefaultDisplayManager); | |
87 }; | |
88 | |
89 } // namespace view_manager | |
90 | |
91 #endif // SERVICES_VIEW_MANAGER_DISPLAY_MANAGER_H_ | |
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