00001 /*======================================================================= 00002 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.), *** 00003 *** AND IS DISTRIBUTED UNDER A LICENSE AGREEMENT. *** 00004 *** *** 00005 *** REPRODUCTION, DISCLOSURE, OR USE, IN WHOLE OR IN PART, OTHER THAN AS *** 00006 *** SPECIFIED IN THE LICENSE ARE NOT TO BE UNDERTAKEN EXCEPT WITH PRIOR *** 00007 *** WRITTEN AUTHORIZATION OF FEI S.A.S. *** 00008 *** *** 00009 *** RESTRICTED RIGHTS LEGEND *** 00010 *** USE, DUPLICATION, OR DISCLOSURE BY THE GOVERNMENT OF THE CONTENT OF THIS *** 00011 *** WORK OR RELATED DOCUMENTATION IS SUBJECT TO RESTRICTIONS AS SET FORTH IN *** 00012 *** SUBPARAGRAPH (C)(1) OF THE COMMERCIAL COMPUTER SOFTWARE RESTRICTED RIGHT *** 00013 *** CLAUSE AT FAR 52.227-19 OR SUBPARAGRAPH (C)(1)(II) OF THE RIGHTS IN *** 00014 *** TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 52.227-7013. *** 00015 *** *** 00016 *** COPYRIGHT (C) 1996-2020 BY FEI S.A.S, *** 00017 *** BORDEAUX, FRANCE *** 00018 *** ALL RIGHTS RESERVED *** 00019 **=======================================================================*/ 00020 /*======================================================================= 00021 ** Author : Thibaut Andrieu (Jan 2011) 00022 **=======================================================================*/ 00023 00024 #if !defined _SO_LASSO_SCREEN_DRAWER_H_ 00025 #define _SO_LASSO_SCREEN_DRAWER_H_ 00026 00027 #include <Inventor/drawers/SoPolyLineScreenDrawer.h> 00028 00087 class SoLassoScreenDrawer : public SoPolyLineScreenDrawer 00088 { 00089 SO_NODE_HEADER( SoLassoScreenDrawer ); 00090 00091 public: 00093 SoLassoScreenDrawer(); 00094 00096 virtual void reset(); 00097 00098 private: 00099 00101 static void initClass(); 00102 00104 static void exitClass(); 00105 00106 SoEXTENDER_Documented private: 00107 00109 virtual void onKeyDown( SoHandleEventAction* action ); 00110 00112 virtual void onMouseDown( SoHandleEventAction* action ); 00113 00118 virtual void onMouseDragging( SoHandleEventAction* action ); 00119 00121 virtual void onMouseUp( SoHandleEventAction* action ); 00122 00123 private: 00124 00126 virtual ~SoLassoScreenDrawer(); 00127 00128 private: 00129 00131 void finalizeLasso( SoHandleEventAction* action ); 00132 00133 private: 00134 00136 SbVec2s m_lastAddedPoint; 00137 00138 }; 00139 00140 00141 #endif // _SO_LASSO_SCREEN_DRAWER_H_ 00142 00143 00144