| 1 | /**
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| 2 | *
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| 3 | * Distributed under the UTC Heudiascy Pacpus License, Version 1.0.
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| 4 | * Copyright (c) UTC Heudiasyc 2010 - 2013. All rights reserved.
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| 5 | *
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| 6 | * See the LICENSE file for more information or a copy at:
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| 7 | * http://www.hds.utc.fr/~kurdejma/LICENSE_1_0.txt
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| 8 | *
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| 9 | */
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| 10 |
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| 11 | #ifndef DEF_PACPUS_DBTPLYENGINESTATECHART_H
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| 12 | #define DEF_PACPUS_DBTPLYENGINESTATECHART_H
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| 13 |
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| 14 | #include <QString>
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| 15 |
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| 16 | #include <Pacpus/DbitePlayer/DbitePlayerConfig.h>
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| 17 |
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| 18 | namespace pacpus {
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| 19 |
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| 20 | class DbtPlyEngine;
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| 21 |
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| 22 | ////////////////////////////////////////////////////////////////////////////////
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| 23 | class DBITE_PLAYER_API DbtPlyEngineState
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| 24 | {
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| 25 | public:
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| 26 | virtual ~DbtPlyEngineState();
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| 27 |
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| 28 | virtual void play(DbtPlyEngine & engine);
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| 29 | virtual void pause(DbtPlyEngine & engine);
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| 30 | virtual void stop(DbtPlyEngine & engine);
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| 31 |
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| 32 | virtual void speedUp(DbtPlyEngine & engine);
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| 33 | virtual void speedDown(DbtPlyEngine & engine);
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| 34 |
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| 35 | virtual bool isPlaying();
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| 36 |
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| 37 | virtual QString toString() const = 0;
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| 38 |
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| 39 | protected:
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| 40 | DbtPlyEngineState();
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| 41 | };
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| 42 |
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| 43 | ////////////////////////////////////////////////////////////////////////////////
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| 44 | class DBITE_PLAYER_API PlayingState
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| 45 | : public DbtPlyEngineState
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| 46 | {
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| 47 | public:
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| 48 | virtual void pause(DbtPlyEngine & engine);
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| 49 | virtual void stop(DbtPlyEngine & engine);
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| 50 |
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| 51 | virtual bool isPlaying();
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| 52 |
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| 53 | virtual QString toString() const;
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| 54 | static DbtPlyEngineState * getInstance();
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| 55 |
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| 56 | private:
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| 57 | PlayingState();
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| 58 | static PlayingState mInstance;
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| 59 | };
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| 60 |
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| 61 | ////////////////////////////////////////////////////////////////////////////////
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| 62 | class DBITE_PLAYER_API PausedState
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| 63 | : public DbtPlyEngineState
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| 64 | {
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| 65 | public:
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| 66 | virtual void play(DbtPlyEngine & engine);
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| 67 | virtual void stop(DbtPlyEngine & engine);
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| 68 |
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| 69 | virtual QString toString() const;
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| 70 | static DbtPlyEngineState * getInstance();
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| 71 |
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| 72 | private:
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| 73 | PausedState();
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| 74 | static PausedState mInstance;
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| 75 | };
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| 76 |
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| 77 | ////////////////////////////////////////////////////////////////////////////////
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| 78 | class DBITE_PLAYER_API StoppedState
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| 79 | : public DbtPlyEngineState
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| 80 | {
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| 81 | public:
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| 82 | virtual void play(DbtPlyEngine & engine);
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| 83 |
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| 84 | virtual QString toString() const;
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| 85 | static DbtPlyEngineState * getInstance();
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| 86 |
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| 87 | private:
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| 88 | StoppedState();
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| 89 | static StoppedState mInstance;
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| 90 | };
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| 91 |
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| 92 | } // namespace pacpus
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| 93 |
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| 94 | #endif // DEF_PACPUS_DBTPLYENGINESTATECHART_H
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