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SoSensor.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_SOSENSOR_H 00021 #define COIN_SOSENSOR_H 00022 00023 #include <Inventor/SbBasic.h> 00024 00025 class SoSensor; 00026 00027 typedef void SoSensorCB(void * data, SoSensor * sensor); 00028 00029 class COIN_DLL_API SoSensor { 00030 public: 00031 SoSensor(void); 00032 SoSensor(SoSensorCB * func, void * data); 00033 virtual ~SoSensor(void); 00034 00035 void setFunction(SoSensorCB * callbackfunction); 00036 SoSensorCB * getFunction(void) const; 00037 void setData(void * callbackdata); 00038 void * getData(void) const; 00039 00040 virtual void schedule(void) = 0; 00041 virtual void unschedule(void) = 0; 00042 virtual SbBool isScheduled(void) const = 0; 00043 00044 virtual void trigger(void); 00045 00046 virtual SbBool isBefore(const SoSensor * s) const = 0; 00047 void setNextInQueue(SoSensor * next); 00048 SoSensor * getNextInQueue(void) const; 00049 00050 static void initClass(void); 00051 00052 protected: 00053 SoSensorCB * func; 00054 void * funcData; 00055 }; 00056 00057 #endif // !COIN_SOSENSOR_H

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