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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 MOJO_SERVICES_VIEW_MANAGER_SERVER_VIEW_H_ | |
| 6 #define MOJO_SERVICES_VIEW_MANAGER_SERVER_VIEW_H_ | |
| 7 | |
| 8 #include <vector> | |
| 9 | |
| 10 #include "base/logging.h" | |
| 11 #include "cc/surfaces/surface_id.h" | |
| 12 #include "mojo/services/public/interfaces/view_manager/view_manager.mojom.h" | |
| 13 #include "mojo/services/view_manager/ids.h" | |
| 14 #include "ui/gfx/geometry/rect.h" | |
| 15 | |
| 16 namespace mojo { | |
| 17 namespace service { | |
| 18 | |
| 19 class ServerViewDelegate; | |
| 20 | |
| 21 // Server side representation of a view. Delegate is informed of interesting | |
| 22 // events. | |
| 23 // | |
| 24 // It is assumed that all functions that mutate the tree have validated the | |
| 25 // mutation is possible before hand. For example, Reorder() assumes the supplied | |
| 26 // view is a child and not already in position. | |
| 27 class ServerView { | |
| 28 public: | |
| 29 ServerView(ServerViewDelegate* delegate, const ViewId& id); | |
| 30 virtual ~ServerView(); | |
| 31 | |
| 32 const ViewId& id() const { return id_; } | |
| 33 | |
| 34 void Add(ServerView* child); | |
| 35 void Remove(ServerView* child); | |
| 36 void Reorder(ServerView* child, | |
| 37 ServerView* relative, | |
| 38 OrderDirection direction); | |
| 39 | |
| 40 const gfx::Rect& bounds() const { return bounds_; } | |
| 41 void SetBounds(const gfx::Rect& bounds); | |
| 42 | |
| 43 const ServerView* parent() const { return parent_; } | |
| 44 ServerView* parent() { return parent_; } | |
| 45 | |
| 46 const ServerView* GetRoot() const; | |
| 47 ServerView* GetRoot() { | |
| 48 return const_cast<ServerView*>( | |
| 49 const_cast<const ServerView*>(this)->GetRoot()); | |
| 50 } | |
| 51 | |
| 52 std::vector<const ServerView*> GetChildren() const; | |
| 53 std::vector<ServerView*> GetChildren(); | |
| 54 | |
| 55 // Returns true if this contains |view| or is |view|. | |
| 56 bool Contains(const ServerView* view) const; | |
| 57 | |
| 58 // Returns true if the window is visible. This does not consider visibility | |
| 59 // of any ancestors. | |
| 60 bool visible() const { return visible_; } | |
| 61 void SetVisible(bool value); | |
| 62 | |
| 63 float opacity() const { return opacity_; } | |
| 64 void SetOpacity(float value); | |
| 65 | |
| 66 const std::map<std::string, std::vector<uint8_t>>& properties() const { | |
| 67 return properties_; | |
| 68 } | |
| 69 void SetProperty(const std::string& name, const std::vector<uint8_t>* value); | |
| 70 | |
| 71 // Returns true if this view is attached to |root| and all ancestors are | |
| 72 // visible. | |
| 73 bool IsDrawn(const ServerView* root) const; | |
| 74 | |
| 75 void SetSurfaceId(cc::SurfaceId surface_id); | |
| 76 const cc::SurfaceId surface_id() const { return surface_id_; } | |
| 77 | |
| 78 #if !defined(NDEBUG) | |
| 79 std::string GetDebugWindowHierarchy() const; | |
| 80 void BuildDebugInfo(const std::string& depth, std::string* result) const; | |
| 81 #endif | |
| 82 | |
| 83 private: | |
| 84 typedef std::vector<ServerView*> Views; | |
| 85 | |
| 86 // Implementation of removing a view. Doesn't send any notification. | |
| 87 void RemoveImpl(ServerView* view); | |
| 88 | |
| 89 ServerViewDelegate* delegate_; | |
| 90 const ViewId id_; | |
| 91 ServerView* parent_; | |
| 92 Views children_; | |
| 93 bool visible_; | |
| 94 gfx::Rect bounds_; | |
| 95 cc::SurfaceId surface_id_; | |
| 96 float opacity_; | |
| 97 | |
| 98 std::map<std::string, std::vector<uint8_t>> properties_; | |
| 99 | |
| 100 DISALLOW_COPY_AND_ASSIGN(ServerView); | |
| 101 }; | |
| 102 | |
| 103 } // namespace service | |
| 104 } // namespace mojo | |
| 105 | |
| 106 #endif // MOJO_SERVICES_VIEW_MANAGER_SERVER_VIEW_H_ | |
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