| 39 |  |  | 
| 40 |  | /** | 
| 41 |  | * @class SnapshotManager SnapshotManager.hpp "brains/SnapshotManager.hpp" | 
| 42 | < | * @brief | 
| 42 | > | * @brief SnapshotManager class is an abstract class which maintains | 
| 43 | > | * a series of snapshots. | 
| 44 | > | * | 
| 45 | > | * @see SimSnapshotManager | 
| 46 | > | * @see PropSnapshotManager | 
| 47 |  | */ | 
| 48 |  | class SnapshotManager { | 
| 49 |  | public: | 
| 50 |  |  | 
| 51 | < | bool forward(); | 
| 51 | > | virtual bool advance() = 0; | 
| 52 |  |  | 
| 53 | < | bool backward(); | 
| 53 | > | Snapshot* getSnapshot(int id); | 
| 54 | > |  | 
| 55 | > | Snapshot* getPrevSnapshot(); | 
| 56 |  |  | 
| 57 | < | bool move(int ); | 
| 57 | > | void setCurrentSnapshot(); | 
| 58 | > |  | 
| 59 | > | Snapshot* getCurrentSnapshot(); | 
| 60 |  |  | 
| 61 | < | Snapshot* getActiveSnapshot(); | 
| 54 | < |  | 
| 55 | < | void setActiveSnapshot(); | 
| 61 | > | void setCurrentSnapshot(); | 
| 62 |  |  | 
| 63 |  | int getCapacity(); | 
| 64 |  |  | 
| 65 |  | void setCapacity(); | 
| 66 | + |  | 
| 67 | + | void getNotifyStatus(); | 
| 68 | + |  | 
| 69 | + | void setNotifyStatus(); | 
| 70 | + |  | 
| 71 | + | void attach(SnapshotObserver*); | 
| 72 | + |  | 
| 73 | + | void detach(SnapshotObserver*); | 
| 74 | + |  | 
| 75 | + | void notify(); | 
| 76 | + |  | 
| 77 |  | private: | 
| 78 |  | vector<Snapshot*> snapshots_; | 
| 79 | + | vector<SnapshotObserver*> observers_; | 
| 80 |  | }; | 
| 81 |  |  | 
| 82 |  | } |