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1 | // Created by: Kirill Gavrilov |
| 2 | // Copyright (c) 2016 OPEN CASCADE SAS |
| 3 | // |
| 4 | // This file is part of Open CASCADE Technology software library. |
| 5 | // |
| 6 | // This library is free software; you can redistribute it and/or modify it under |
| 7 | // the terms of the GNU Lesser General Public License version 2.1 as published |
| 8 | // by the Free Software Foundation, with special exception defined in the file |
| 9 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
| 10 | // distribution for complete text of the license and disclaimer of any warranty. |
| 11 | // |
| 12 | // Alternatively, this file may be used under the terms of Open CASCADE |
| 13 | // commercial license or contractual agreement. |
| 14 | |
| 15 | #ifndef _AIS_AnimationTimer_HeaderFile |
| 16 | #define _AIS_AnimationTimer_HeaderFile |
| 17 | |
| 18 | #include <OSD_Timer.hxx> |
| 19 | #include <Standard_Transient.hxx> |
| 20 | #include <Standard_Type.hxx> |
| 21 | |
| 22 | //! Auxiliary class defining the animation timer. |
| 23 | class AIS_AnimationTimer : public Standard_Transient |
| 24 | { |
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25 | DEFINE_STANDARD_RTTIEXT(AIS_AnimationTimer, Standard_Transient) |
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26 | public: |
| 27 | |
| 28 | //! Empty constructor. |
| 29 | AIS_AnimationTimer() : myTimerFrom (0.0), myTimerSpeed (1.0) {} |
| 30 | |
| 31 | //! Return elapsed time in seconds. |
| 32 | Standard_Real ElapsedTime() const |
| 33 | { |
| 34 | return myTimerFrom + myTimer.ElapsedTime() * myTimerSpeed; |
| 35 | } |
| 36 | |
| 37 | //! Return playback speed coefficient (1.0 means normal speed). |
| 38 | Standard_Real PlaybackSpeed() const { return myTimerSpeed; } |
| 39 | |
| 40 | //! Setup playback speed coefficient. |
| 41 | Standard_EXPORT void SetPlaybackSpeed (const Standard_Real theSpeed); |
| 42 | |
| 43 | //! Return true if timer has been started. |
| 44 | Standard_Boolean IsStarted() const |
| 45 | { |
| 46 | return myTimer.IsStarted(); |
| 47 | } |
| 48 | |
| 49 | //! Start the timer. |
| 50 | void Start() |
| 51 | { |
| 52 | myTimer.Start(); |
| 53 | } |
| 54 | |
| 55 | //! Pause the timer. |
| 56 | Standard_EXPORT void Pause(); |
| 57 | |
| 58 | //! Stop the timer. |
| 59 | Standard_EXPORT void Stop(); |
| 60 | |
| 61 | //! Seek the timer to specified position. |
| 62 | Standard_EXPORT void Seek (const Standard_Real theTime); |
| 63 | |
| 64 | protected: |
| 65 | |
| 66 | OSD_Timer myTimer; |
| 67 | Standard_Real myTimerFrom; |
| 68 | Standard_Real myTimerSpeed; |
| 69 | |
| 70 | }; |
| 71 | |
| 72 | DEFINE_STANDARD_HANDLE(AIS_AnimationTimer, Standard_Transient) |
| 73 | |
| 74 | #endif // _AIS_AnimationTimer_HeaderFile |
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