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00002 * Copyright 1991-1996, Silicon Graphics, Inc. 00003 * ALL RIGHTS RESERVED 00004 * 00005 * UNPUBLISHED -- Rights reserved under the copyright laws of the United 00006 * States.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 : ... (MMM yyyy) 00025 ** Modified by : ... (MMM yyyy) 00026 **=======================================================================*/ 00027 /*======================================================================= 00028 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.), *** 00029 *** AND IS DISTRIBUTED UNDER A LICENSE AGREEMENT. *** 00030 *** *** 00031 *** REPRODUCTION, DISCLOSURE, OR USE, IN WHOLE OR IN PART, OTHER THAN AS *** 00032 *** SPECIFIED IN THE LICENSE ARE NOT TO BE UNDERTAKEN EXCEPT WITH PRIOR *** 00033 *** WRITTEN AUTHORIZATION OF FEI S.A.S. *** 00034 *** *** 00035 *** RESTRICTED RIGHTS LEGEND *** 00036 *** USE, DUPLICATION, OR DISCLOSURE BY THE GOVERNMENT OF THE CONTENT OF THIS *** 00037 *** WORK OR RELATED DOCUMENTATION IS SUBJECT TO RESTRICTIONS AS SET FORTH IN *** 00038 *** SUBPARAGRAPH (C)(1) OF THE COMMERCIAL COMPUTER SOFTWARE RESTRICTED RIGHT *** 00039 *** CLAUSE AT FAR 52.227-19 OR SUBPARAGRAPH (C)(1)(II) OF THE RIGHTS IN *** 00040 *** TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 52.227-7013. *** 00041 *** *** 00042 *** COPYRIGHT (C) 1996-2020 BY FEI S.A.S, *** 00043 *** BORDEAUX, FRANCE *** 00044 *** ALL RIGHTS RESERVED *** 00045 **=======================================================================*/ 00046 /*======================================================================= 00047 ** Modified by : VSG (MMM YYYY) 00048 **=======================================================================*/ 00049 00050 #ifndef _SO_TOUCH_EVENT_ 00051 #define _SO_TOUCH_EVENT_ 00052 00053 #include <Inventor/SbBasic.h> 00054 #include <Inventor/events/SoSubEvent.h> 00055 #include <Inventor/SbTime.h> 00056 00057 class SoTouchManager; 00058 00093 class SoTouchEvent : public SoEvent 00094 { 00095 00096 SO_EVENT_HEADER(); 00097 00098 public: 00099 00101 enum State { 00105 UNKNOWN, 00109 UP, 00113 DOWN, 00117 MOVE 00118 }; 00119 00123 SoTouchEvent(); 00124 00125 #ifndef HIDDEN_FROM_DOC 00126 virtual ~SoTouchEvent(); 00127 #endif // HIDDEN_FROM_DOC 00128 00133 State getState() const; 00134 00138 unsigned long getFingerId() const; 00139 00144 SbTime getElapsedTimeSincePreviousEvent() const; 00145 00150 SbTime getFirstContactTime() const; 00151 00155 SbTime getElapsedTimeUntilPreviousEvent() const; 00156 00161 SbTime getPreviousEventTime() const; 00162 00167 SbVec2f getSpeed() const; 00168 00173 SbVec2f getPreviousPosition() const; 00174 00179 SbVec2f getDisplacement() const; 00180 00185 SbVec2f getAcceleration() const; 00186 00190 SbVec2f getPreviousSpeed() const; 00191 00195 SoTouchManager* getTouchManager() const; 00196 00200 void setTouchManager(SoTouchManager* manager); 00201 00205 SbVec2f getFirstPosition() const; 00206 00210 void setState(SoTouchEvent::State b); 00211 00215 void setFingerId(unsigned long idFinger); 00216 00221 virtual void setPosition(const SbVec2f &p); 00222 virtual void setPosition(const SbVec2s &p); 00223 00227 virtual void setTime(SbTime t); 00228 00232 void setPreviousSpeed(); 00233 00237 void setFirstPosition(SbVec2f); 00238 00239 private: 00240 static void initClass(); 00241 static void exitClass(); 00242 00243 private: 00244 // Id of the finger launching this event 00245 unsigned long m_fingerId; 00246 // Up, Down, Move or Unknown. 00247 State m_state; 00248 // The difference between the event position and the previous event position. 00249 SbVec2f m_displacement; 00250 // The time derivative of instant displacement 00251 SbVec2f m_previousSpeed; 00252 // The time elapsed since the first date contact and the previous event 00253 SbTime m_elapsedTime; 00254 // Date of first contact in seconds 00255 SbTime m_firstContactTime; 00256 // First position 00257 SbVec2f m_firstPosition; 00258 00259 SoTouchManager* m_touchManager; 00260 }; 00261 00262 #endif /* _SO_TOUCH_EVENT_ */ 00263 00264 00265