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00001 /**************************************************************************\ 00002 * 00003 * This file is part of the Coin 3D visualization library. 00004 * Copyright (C) by Kongsberg Oil & Gas Technologies. 00005 * 00006 * This library is free software; you can redistribute it and/or 00007 * modify it under the terms of the GNU General Public License 00008 * ("GPL") version 2 as published by the Free Software Foundation. 00009 * See the file LICENSE.GPL at the root directory of this source 00010 * distribution for additional information about the GNU GPL. 00011 * 00012 * For using Coin with software that can not be combined with the GNU 00013 * GPL, and for taking advantage of the additional benefits of our 00014 * support services, please contact Kongsberg Oil & Gas Technologies 00015 * about acquiring a Coin Professional Edition License. 00016 * 00017 * See http://www.coin3d.org/ for more information. 00018 * 00019 * Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY. 00020 * http://www.sim.no/ sales@sim.no coin-support@coin3d.org 00021 * 00022 \**************************************************************************/ 00023 00024 #ifndef COIN_SOELAPSEDTIME_H 00025 #define COIN_SOELAPSEDTIME_H 00026 00027 #include <Inventor/engines/SoSubEngine.h> 00028 #include <Inventor/engines/SoEngineOutput.h> 00029 #include <Inventor/fields/SoSFTime.h> 00030 #include <Inventor/fields/SoSFFloat.h> 00031 #include <Inventor/fields/SoSFBool.h> 00032 #include <Inventor/fields/SoSFTrigger.h> 00033 00034 00035 class COIN_DLL_API SoElapsedTime : public SoEngine { 00036 typedef SoEngine inherited; 00037 00038 SO_ENGINE_HEADER(SoElapsedTime); 00039 00040 public: 00041 static void initClass(void); 00042 SoElapsedTime(void); 00043 00044 SoSFTime timeIn; 00045 SoSFFloat speed; 00046 SoSFBool on; 00047 SoSFBool pause; 00048 SoSFTrigger reset; 00049 00050 SoEngineOutput timeOut; // SoSFTime 00051 00052 protected: 00053 virtual ~SoElapsedTime(void); 00054 00055 virtual void writeInstance(SoOutput * out); 00056 00057 private: 00058 virtual void evaluate(void); 00059 virtual void inputChanged(SoField * which); 00060 00061 SbTime pausetime, lasttime, currtime; 00062 enum {RUNNING, STOPPED, PAUSED} status; 00063 }; 00064 00065 #endif // !COIN_SOELAPSEDTIME_H
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