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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_WS_SERVER_WINDOW_SURFACE_MANAGER_H_ | |
| 6 #define COMPONENTS_MUS_WS_SERVER_WINDOW_SURFACE_MANAGER_H_ | |
| 7 | |
| 8 #include <map> | |
| 9 | |
| 10 #include "base/macros.h" | |
| 11 #include "cc/ipc/compositor_frame.mojom.h" | |
| 12 #include "cc/surfaces/surface_factory.h" | |
| 13 #include "cc/surfaces/surface_id.h" | |
| 14 #include "cc/surfaces/surface_id_allocator.h" | |
| 15 #include "components/mus/public/interfaces/window_tree.mojom.h" | |
| 16 #include "mojo/public/cpp/bindings/binding.h" | |
| 17 | |
| 18 namespace mus { | |
| 19 namespace ws { | |
| 20 | |
| 21 class ServerWindow; | |
| 22 class ServerWindowSurface; | |
| 23 class ServerWindowSurfaceManagerTestApi; | |
| 24 | |
| 25 // ServerWindowSurfaceManager tracks the surfaces associated with a | |
| 26 // ServerWindow. | |
| 27 class ServerWindowSurfaceManager { | |
| 28 public: | |
| 29 explicit ServerWindowSurfaceManager(ServerWindow* window); | |
| 30 ~ServerWindowSurfaceManager(); | |
| 31 | |
| 32 // Returns true if the surfaces from this manager should be drawn. | |
| 33 bool ShouldDraw(); | |
| 34 | |
| 35 // Creates a new surface of the specified type, replacing the existing one of | |
| 36 // the specified type. | |
| 37 void CreateSurface(mojom::SurfaceType surface_type, | |
| 38 mojo::InterfaceRequest<mojom::Surface> request, | |
| 39 mojom::SurfaceClientPtr client); | |
| 40 | |
| 41 ServerWindow* window() { return window_; } | |
| 42 | |
| 43 ServerWindowSurface* GetDefaultSurface() const; | |
| 44 ServerWindowSurface* GetUnderlaySurface() const; | |
| 45 ServerWindowSurface* GetSurfaceByType(mojom::SurfaceType type) const; | |
| 46 bool HasSurfaceOfType(mojom::SurfaceType type) const; | |
| 47 bool HasAnySurface() const; | |
| 48 | |
| 49 uint32_t id_namespace() const { return surface_id_allocator_.id_namespace(); } | |
| 50 cc::SurfaceManager* GetSurfaceManager(); | |
| 51 | |
| 52 private: | |
| 53 friend class ServerWindowSurfaceManagerTestApi; | |
| 54 friend class ServerWindowSurface; | |
| 55 | |
| 56 // Returns true if a surface of |type| has been set and its size is greater | |
| 57 // than the size of the window. | |
| 58 bool IsSurfaceReadyAndNonEmpty(mojom::SurfaceType type) const; | |
| 59 | |
| 60 cc::SurfaceId GenerateId(); | |
| 61 | |
| 62 ServerWindow* window_; | |
| 63 | |
| 64 cc::SurfaceIdAllocator surface_id_allocator_; | |
| 65 | |
| 66 using TypeToSurfaceMap = | |
| 67 std::map<mojom::SurfaceType, std::unique_ptr<ServerWindowSurface>>; | |
| 68 | |
| 69 TypeToSurfaceMap type_to_surface_map_; | |
| 70 | |
| 71 // While true the window is not drawn. This is initially true if the window | |
| 72 // has the property |kWaitForUnderlay_Property|. This is set to false once | |
| 73 // the underlay and default surface have been set *and* their size is at | |
| 74 // least that of the window. Ideally we would wait for sizes to match, but | |
| 75 // the underlay is not necessarily as big as the window. | |
| 76 bool waiting_for_initial_frames_; | |
| 77 | |
| 78 DISALLOW_COPY_AND_ASSIGN(ServerWindowSurfaceManager); | |
| 79 }; | |
| 80 | |
| 81 } // namespace ws | |
| 82 } // namespace mus | |
| 83 | |
| 84 #endif // COMPONENTS_MUS_WS_SERVER_WINDOW_SURFACE_MANAGER_H_ | |
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