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SoSensorManager.h

00001 #ifndef COIN_SOSENSORMANAGER_H
00002 #define COIN_SOSENSORMANAGER_H
00003 
00004 /**************************************************************************\
00005  *
00006  *  This file is part of the Coin 3D visualization library.
00007  *  Copyright (C) 1998-2007 by Systems in Motion.  All rights reserved.
00008  *
00009  *  This library is free software; you can redistribute it and/or
00010  *  modify it under the terms of the GNU General Public License
00011  *  ("GPL") version 2 as published by the Free Software Foundation.
00012  *  See the file LICENSE.GPL at the root directory of this source
00013  *  distribution for additional information about the GNU GPL.
00014  *
00015  *  For using Coin with software that can not be combined with the GNU
00016  *  GPL, and for taking advantage of the additional benefits of our
00017  *  support services, please contact Systems in Motion about acquiring
00018  *  a Coin Professional Edition License.
00019  *
00020  *  See http://www.coin3d.org/ for more information.
00021  *
00022  *  Systems in Motion, Postboks 1283, Pirsenteret, 7462 Trondheim, NORWAY.
00023  *  http://www.sim.no/  sales@sim.no  coin-support@coin3d.org
00024  *
00025 \**************************************************************************/
00026 
00027 #include <Inventor/SbBasic.h>
00028 
00029 class SoDelayQueueSensor;
00030 class SoTimerQueueSensor;
00031 class SoTimerSensor;
00032 class SbTime;
00033 
00034 class COIN_DLL_API SoSensorManager {
00035 public:
00036   SoSensorManager(void);
00037   ~SoSensorManager();
00038 
00039   void insertDelaySensor(SoDelayQueueSensor * s);
00040   void insertTimerSensor(SoTimerQueueSensor * s);
00041   void removeDelaySensor(SoDelayQueueSensor * s);
00042   void removeTimerSensor(SoTimerQueueSensor * s);
00043 
00044   void setChangedCallback(void (*sensorQueueChangedCB)(void *), void * data);
00045 
00046   void rescheduleTimer(SoTimerSensor * s);
00047   void removeRescheduledTimer(SoTimerQueueSensor * s);
00048 
00049   void processDelayQueue(SbBool isidle);
00050   void processImmediateQueue(void);
00051   void processTimerQueue(void);
00052 
00053   SbBool isDelaySensorPending(void);
00054   SbBool isTimerSensorPending(SbTime & tm);
00055 
00056   void setDelaySensorTimeout(const SbTime & t);
00057   const SbTime & getDelaySensorTimeout(void);
00058 
00059   int doSelect(int nfds, void * readfds, void * writefds,
00060                void * exceptfds, struct timeval * userTimeOut);
00061 
00062 private:
00063   void notifyChanged(void);
00064 
00065   int mergeTimerQueues(void);
00066   int mergeDelayQueues(void);
00067   
00068   class SoSensorManagerP * pimpl;
00069   friend class SoSensorManagerP;
00070 };
00071 
00072 #endif // !COIN_SOSENSORMANAGER_H

Copyright © 1998-2007 by Systems in Motion AS. All rights reserved.

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