| 1 | // %pacpus:license{
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| 2 | // This file is part of the PACPUS framework distributed under the
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| 3 | // CECILL-C License, Version 1.0.
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| 4 | // %pacpus:license}
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| 5 | /// @file
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| 6 | /// @author Elie Al Alam <firstname.surname@utc.fr>
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| 7 | /// @author Gerald Dherbomez <firstname.surname@utc.fr>
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| 8 | /// @author Marek Kurdej <firstname.surname@utc.fr>
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| 9 | /// @date April, 2007
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| 10 | /// @version $Id: DbtPlyEngineStateChart.h 76 2013-01-10 17:05:10Z kurdejma $
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| 11 | /// @copyright Copyright (c) UTC/CNRS Heudiasyc 2006 - 2013. All rights reserved.
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| 12 | /// @brief DbitePlayer state machine.
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| 13 | ///
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| 14 | /// Detailed description.
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| 15 |
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| 16 | #ifndef DEF_PACPUS_DBTPLYENGINESTATECHART_H
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| 17 | #define DEF_PACPUS_DBTPLYENGINESTATECHART_H
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| 18 |
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| 19 | #include <QString>
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| 20 |
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| 21 | #include <Pacpus/DbitePlayer/DbitePlayerConfig.h>
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| 22 |
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| 23 | namespace pacpus {
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| 24 |
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| 25 | class DbtPlyEngine;
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| 26 |
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| 27 | ////////////////////////////////////////////////////////////////////////////////
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| 28 | class DBITE_PLAYER_API DbtPlyEngineState
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| 29 | {
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| 30 | public:
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| 31 | /// @todo Documentation
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| 32 | virtual ~DbtPlyEngineState();
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| 33 |
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| 34 | /// @todo Documentation
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| 35 | virtual void play(DbtPlyEngine & engine);
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| 36 | /// @todo Documentation
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| 37 | virtual void pause(DbtPlyEngine & engine);
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| 38 | /// @todo Documentation
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| 39 | virtual void stop(DbtPlyEngine & engine);
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| 40 |
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| 41 | /// @todo Documentation
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| 42 | virtual void speedUp(DbtPlyEngine & engine);
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| 43 | /// @todo Documentation
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| 44 | virtual void speedDown(DbtPlyEngine & engine);
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| 45 |
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| 46 | /// @todo Documentation
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| 47 | virtual bool isPlaying();
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| 48 |
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| 49 | /// @todo Documentation
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| 50 | virtual QString toString() const = 0;
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| 51 |
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| 52 | protected:
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| 53 | /// @todo Documentation
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| 54 | DbtPlyEngineState();
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| 55 | };
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| 56 |
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| 57 | ////////////////////////////////////////////////////////////////////////////////
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| 58 | class DBITE_PLAYER_API PlayingState
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| 59 | : public DbtPlyEngineState
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| 60 | {
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| 61 | public:
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| 62 | /// @todo Documentation
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| 63 | virtual void pause(DbtPlyEngine & engine);
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| 64 | /// @todo Documentation
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| 65 | virtual void stop(DbtPlyEngine & engine);
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| 66 |
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| 67 | /// @todo Documentation
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| 68 | virtual bool isPlaying();
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| 69 |
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| 70 | /// @todo Documentation
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| 71 | virtual QString toString() const;
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| 72 | /// @todo Documentation
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| 73 | static DbtPlyEngineState * getInstance();
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| 74 |
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| 75 | private:
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| 76 | PlayingState();
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| 77 | static PlayingState mInstance;
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| 78 | };
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| 79 |
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| 80 | ////////////////////////////////////////////////////////////////////////////////
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| 81 | /// State class when player is on pause.
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| 82 | class DBITE_PLAYER_API PausedState
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| 83 | : public DbtPlyEngineState
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| 84 | {
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| 85 | public:
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| 86 | /// @todo Documentation
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| 87 | virtual void play(DbtPlyEngine & engine);
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| 88 | /// @todo Documentation
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| 89 | virtual void stop(DbtPlyEngine & engine);
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| 90 |
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| 91 | /// @todo Documentation
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| 92 | virtual QString toString() const;
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| 93 | /// @todo Documentation
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| 94 | static DbtPlyEngineState * getInstance();
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| 95 |
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| 96 | private:
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| 97 | PausedState();
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| 98 | static PausedState mInstance;
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| 99 | };
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| 100 |
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| 101 | ////////////////////////////////////////////////////////////////////////////////
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| 102 | /// State class when player is stopped.
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| 103 | class DBITE_PLAYER_API StoppedState
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| 104 | : public DbtPlyEngineState
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| 105 | {
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| 106 | public:
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| 107 | /// @todo Documentation
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| 108 | virtual void play(DbtPlyEngine & engine);
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| 109 |
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| 110 | /// @todo Documentation
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| 111 | virtual QString toString() const;
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| 112 | /// @todo Documentation
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| 113 | static DbtPlyEngineState * getInstance();
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| 114 |
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| 115 | private:
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| 116 | StoppedState();
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| 117 | static StoppedState mInstance;
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| 118 | };
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| 119 |
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| 120 | } // namespace pacpus
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| 121 |
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| 122 | #endif // DEF_PACPUS_DBTPLYENGINESTATECHART_H
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