Open Inventor Release 2024.1.3
 
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SoLassoScreenDrawer.h
1/*=======================================================================
2 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.), ***
3 *** AND IS DISTRIBUTED UNDER A LICENSE AGREEMENT. ***
4 *** ***
5 *** REPRODUCTION, DISCLOSURE, OR USE, IN WHOLE OR IN PART, OTHER THAN AS ***
6 *** SPECIFIED IN THE LICENSE ARE NOT TO BE UNDERTAKEN EXCEPT WITH PRIOR ***
7 *** WRITTEN AUTHORIZATION OF FEI S.A.S. ***
8 *** ***
9 *** RESTRICTED RIGHTS LEGEND ***
10 *** USE, DUPLICATION, OR DISCLOSURE BY THE GOVERNMENT OF THE CONTENT OF THIS ***
11 *** WORK OR RELATED DOCUMENTATION IS SUBJECT TO RESTRICTIONS AS SET FORTH IN ***
12 *** SUBPARAGRAPH (C)(1) OF THE COMMERCIAL COMPUTER SOFTWARE RESTRICTED RIGHT ***
13 *** CLAUSE AT FAR 52.227-19 OR SUBPARAGRAPH (C)(1)(II) OF THE RIGHTS IN ***
14 *** TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 52.227-7013. ***
15 *** ***
16 *** COPYRIGHT (C) 1996-2020 BY FEI S.A.S, ***
17 *** BORDEAUX, FRANCE ***
18 *** ALL RIGHTS RESERVED ***
19**=======================================================================*/
20/*=======================================================================
21** Author : Thibaut Andrieu (Jan 2011)
22**=======================================================================*/
23
24#if !defined _SO_LASSO_SCREEN_DRAWER_H_
25#define _SO_LASSO_SCREEN_DRAWER_H_
26
27#include <Inventor/drawers/SoPolyLineScreenDrawer.h>
28
88{
89 SO_NODE_HEADER( SoLassoScreenDrawer );
90
91public:
94
96 virtual void reset();
97
98private:
99
101 static void initClass();
102
104 static void exitClass();
105
106SoEXTENDER_Documented private:
107
109 virtual void onKeyDown( SoHandleEventAction* action );
110
112 virtual void onMouseDown( SoHandleEventAction* action );
113
118 virtual void onMouseDragging( SoHandleEventAction* action );
119
121 virtual void onMouseUp( SoHandleEventAction* action );
122
123private:
124
126 virtual ~SoLassoScreenDrawer();
127
128private:
129
131 void finalizeLasso( SoHandleEventAction* action );
132
133private:
134
136 SbVec2s m_lastAddedPoint;
137
138};
139
140
141#endif // _SO_LASSO_SCREEN_DRAWER_H_
142
143
2D vector class.
Definition SbVec.h:700
Allows nodes in a graph to receive input events.
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SoLassoScreenDrawer()
Constructor.
virtual void reset()
Clears the points in the line and resets internal state to initial values.
<a href="IconLegend.html"><img src="extTGS.gif" alt="VSG extension" border="0"></a> Interactively dr...