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SoElapsedTime.h

00001 /**************************************************************************\ 00002 * 00003 * This file is part of the Coin 3D visualization library. 00004 * Copyright (C) 1998-2003 by Systems in Motion. All rights reserved. 00005 * 00006 * This library is free software; you can redistribute it and/or 00007 * modify it under the terms of the GNU Lesser General Public License 00008 * version 2.1 as published by the Free Software Foundation. See the 00009 * file LICENSE.LGPL at the root directory of the distribution for 00010 * more details. 00011 * 00012 * If you want to use Coin for applications not compatible with the 00013 * LGPL, please contact SIM to acquire a Professional Edition license. 00014 * 00015 * Systems in Motion, Teknobyen, Abels Gate 5, 7030 Trondheim, NORWAY 00016 * http://www.sim.no support@sim.no Voice: +47 22114160 Fax: +47 22207097 00017 * 00018 \**************************************************************************/ 00019 00020 #ifndef COIN_SOELAPSEDTIME_H 00021 #define COIN_SOELAPSEDTIME_H 00022 00023 #include <Inventor/engines/SoSubEngine.h> 00024 #include <Inventor/engines/SoEngineOutput.h> 00025 #include <Inventor/fields/SoSFTime.h> 00026 #include <Inventor/fields/SoSFFloat.h> 00027 #include <Inventor/fields/SoSFBool.h> 00028 #include <Inventor/fields/SoSFTrigger.h> 00029 00030 00031 class COIN_DLL_API SoElapsedTime : public SoEngine { 00032 typedef SoEngine inherited; 00033 00034 SO_ENGINE_HEADER(SoElapsedTime); 00035 00036 public: 00037 static void initClass(void); 00038 SoElapsedTime(void); 00039 00040 SoSFTime timeIn; 00041 SoSFFloat speed; 00042 SoSFBool on; 00043 SoSFBool pause; 00044 SoSFTrigger reset; 00045 00046 SoEngineOutput timeOut; // SoSFTime 00047 00048 protected: 00049 ~SoElapsedTime(); 00050 00051 virtual void writeInstance(SoOutput * out); 00052 00053 private: 00054 virtual void evaluate(void); 00055 virtual void inputChanged(SoField * which); 00056 00057 SbTime pausetime, lasttime, currtime; 00058 enum {RUNNING, STOPPED, PAUSED} status; 00059 }; 00060 00061 #endif // !COIN_SOELAPSEDTIME_H

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