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 (Apr 2011) 00022 **=======================================================================*/ 00023 00024 #if !defined _SO_RECTANGLE_SCREEN_DRAWER_H_ 00025 #define _SO_RECTANGLE_SCREEN_DRAWER_H_ 00026 00027 00028 #include <Inventor/drawers/SoPolyLineScreenDrawer.h> 00029 #include <Inventor/fields/SoSFEnum.h> 00030 00099 class SoRectangleScreenDrawer : public SoPolyLineScreenDrawer 00100 { 00101 SO_NODE_HEADER( SoRectangleScreenDrawer ); 00102 00103 public: 00105 SoRectangleScreenDrawer(); 00106 00110 enum CreationMethod 00111 { 00113 CORNER_CORNER, 00115 CENTER_CORNER 00116 }; 00117 00121 SoSFEnum method; 00122 00124 virtual void reset(); 00125 00126 private: 00127 00129 static void initClass(); 00130 00132 static void exitClass(); 00133 00134 SoEXTENDER_Documented private: 00135 00137 virtual void onKeyDown( SoHandleEventAction* action ); 00138 00140 virtual void onMouseDragging( SoHandleEventAction* action ); 00141 00143 virtual void onMouseDown( SoHandleEventAction* action ); 00144 00146 virtual void onMouseUp( SoHandleEventAction* action ); 00147 00149 inline bool isCreating() const { return m_initPoint[0] != -1 && m_initPoint[1] != -1; } 00150 00151 private: 00152 00154 virtual ~SoRectangleScreenDrawer(); 00155 00156 private: 00157 00162 SbVec2f m_initPoint; 00163 00164 }; 00165 00166 00167 #endif // _SO_RECTANGLE_SCREEN_DRAWER_H_ 00168 00169 00170