Open Inventor Release 2023.2.3
 
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SoPolygonScreenDrawer.h
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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) 1996-2019 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_POLYGON_SCREEN_DRAWER_H_
25#define _SO_POLYGON_SCREEN_DRAWER_H_
26
28
92{
94
95public:
98
99 virtual void clear() { SoPolyLineScreenDrawer::clear(); m_lastAddedPoint = SbVec2s(-1, -1); }
100
101private:
102
104 static void initClass();
105
107 static void exitClass();
108
110
112 virtual void onKeyDown( SoHandleEventAction* action );
113
115 virtual void onMouseMove( SoHandleEventAction* action );
116
118 virtual void onMouseDown( SoHandleEventAction* action );
119
121 virtual void onMouseDblClick( SoHandleEventAction* action );
122
123private:
124
126 virtual ~SoPolygonScreenDrawer();
127
128private:
129
131 inline bool isCreating() const { return m_lastAddedPoint[0] != -1 && m_lastAddedPoint[1] != -1; }
132
134 SbVec2s m_lastAddedPoint;
135
136};
137
138
139#endif // _SO_POLYGON_SCREEN_DRAWER_H_
140
141
#define SoEXTENDER_Documented
#define SO_NODE_HEADER(className)
Definition SoSubNode.h:151
2D vector class.
Definition SbVec.h:700
Allows nodes in a graph to receive input events.
<a href="IconLegend.html"><img src="extTGS.gif" alt="VSG extension" border="0"></a> Interactively dr...
virtual void clear()
Convenience method to clear the points in the line.
<a href="IconLegend.html"><img src="extTGS.gif" alt="VSG extension" border="0"></a> Interactively dr...
virtual void clear()
Convenience method to clear the points in the line.
SoPolygonScreenDrawer()
Constructor.