00001 /*======================================================================= 00002 * Copyright 1991-1996, Silicon Graphics, Inc. 00003 * ALL RIGHTS RESERVED 00004 * 00005 * UNPUBLISHED -- Rights reserved under the copyright laws of the United 00006 * States. Use of a copyright notice is precautionary only and does not 00007 * imply publication or disclosure. 00008 * 00009 * U.S. GOVERNMENT RESTRICTED RIGHTS LEGEND: 00010 * Use, duplication or disclosure by the Government is subject to restrictions 00011 * as set forth in FAR 52.227.19(c)(2) or subparagraph (c)(1)(ii) of the Rights 00012 * in Technical Data and Computer Software clause at DFARS 252.227-7013 and/or 00013 * in similar or successor clauses in the FAR, or the DOD or NASA FAR 00014 * Supplement. Contractor/manufacturer is Silicon Graphics, Inc., 00015 * 2011 N. Shoreline Blvd. Mountain View, CA 94039-7311. 00016 * 00017 * THE CONTENT OF THIS WORK CONTAINS CONFIDENTIAL AND PROPRIETARY 00018 * INFORMATION OF SILICON GRAPHICS, INC. ANY DUPLICATION, MODIFICATION, 00019 * DISTRIBUTION, OR DISCLOSURE IN ANY FORM, IN WHOLE, OR IN PART, IS STRICTLY 00020 * PROHIBITED WITHOUT THE PRIOR EXPRESS WRITTEN PERMISSION OF SILICON 00021 * GRAPHICS, INC. 00022 **=======================================================================*/ 00023 /*======================================================================= 00024 ** Author : Nick Thompson (MMM yyyy) 00025 ** Modified by : Paul Strauss (MMM yyyy) 00026 ** Modified by : Gavin Bell (MMM yyyy) 00027 **=======================================================================*/ 00028 /*======================================================================= 00029 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.), *** 00030 *** AND IS DISTRIBUTED UNDER A LICENSE AGREEMENT. *** 00031 *** *** 00032 *** REPRODUCTION, DISCLOSURE, OR USE, IN WHOLE OR IN PART, OTHER THAN AS *** 00033 *** SPECIFIED IN THE LICENSE ARE NOT TO BE UNDERTAKEN EXCEPT WITH PRIOR *** 00034 *** WRITTEN AUTHORIZATION OF FEI S.A.S. *** 00035 *** *** 00036 *** RESTRICTED RIGHTS LEGEND *** 00037 *** USE, DUPLICATION, OR DISCLOSURE BY THE GOVERNMENT OF THE CONTENT OF THIS *** 00038 *** WORK OR RELATED DOCUMENTATION IS SUBJECT TO RESTRICTIONS AS SET FORTH IN *** 00039 *** SUBPARAGRAPH (C)(1) OF THE COMMERCIAL COMPUTER SOFTWARE RESTRICTED RIGHT *** 00040 *** CLAUSE AT FAR 52.227-19 OR SUBPARAGRAPH (C)(1)(II) OF THE RIGHTS IN *** 00041 *** TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 52.227-7013. *** 00042 *** *** 00043 *** COPYRIGHT (C) 1996-2020 BY FEI S.A.S, *** 00044 *** BORDEAUX, FRANCE *** 00045 *** ALL RIGHTS RESERVED *** 00046 **=======================================================================*/ 00047 /*======================================================================= 00048 ** Modified by : VSG (MMM YYYY) 00049 **=======================================================================*/ 00050 00051 00052 #ifndef _SO_TIMER_SENSOR_ 00053 #define _SO_TIMER_SENSOR_ 00054 00055 #include <Inventor/sensors/SoTimerQueueSensor.h> 00056 00092 class SoTimerSensor : public SoTimerQueueSensor { 00093 00094 public: 00099 SoTimerSensor(); 00105 SoTimerSensor(SoSensorCB *func, void *data); 00106 00111 virtual ~SoTimerSensor(); 00112 00118 void setBaseTime(const SbTime &base) { baseTime = base; 00119 baseTimeSet = TRUE;} 00125 void setInterval(const SbTime &intvl) { interval = intvl; } 00130 const SbTime & getBaseTime() const { return baseTime; } 00135 const SbTime & getInterval() const { return interval; } 00136 00137 // Overrides the regular schedule() method because we have to set 00138 // up the trigger time first. 00139 virtual void schedule(); 00140 00141 // Overrides the regular unschedule() because the timer could be 00142 // in either the timer queue or the waiting-to-be-rescheduled 00143 // queue, depending on the state of the 'triggering' flag. 00144 virtual void unschedule(); 00145 00146 private: 00147 00148 // Reschedule this timer relative to the given time 00149 void reschedule(const SbTime &); 00150 00151 private: 00152 // Triggers the sensor, calling its callback function. This 00153 // overrides the method in SoSensor because it has to reschedule 00154 // itself for the next interval after triggering. 00155 virtual void trigger(); 00156 00157 SbBool triggering; // True if in trigger() code 00158 00159 private: 00160 SbTime baseTime; // Base time for scheduling triggering 00161 SbTime interval; // Interval between triggering 00162 SbBool baseTimeSet; // Whether base time was set by user 00163 00164 }; 00165 00166 #endif /* _SO_TIMER_SENSOR_ */ 00167 00168