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SoModifyLogicalViewportElement.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) 1996-2014 BY FEI S.A.S, ***
17 *** BORDEAUX, FRANCE ***
18 *** ALL RIGHTS RESERVED ***
19**=======================================================================*/
20/*=======================================================================
21** Author : Nicolas DAGUISE (Nov 2007)
22**=======================================================================*/
23
24
25#ifndef SO_MODIFY_LOGICAL_VIEWPORT_ELEMENT_H
26#define SO_MODIFY_LOGICAL_VIEWPORT_ELEMENT_H
27
28#include <Inventor/SbViewportRegion.h>
29#include <Inventor/elements/SoSubElement.h>
30
41SoEXTENDER_Documented class SoModifyLogicalViewportElement : public SoElement {
42
44
45 public:
49 static void set(SoState *state, const SbVec4f& portion);
50
54 static const SbVec4f &get(SoState *state);
55
60 { return SbVec4f( 0.0f, 0.0f, 1.0f, 1.0f ); }
61
67 static SoModifyLogicalViewportElement *getInstance(const SoState *state, SbBool &elemIsSet);
68
72 virtual void print(FILE *fp) const;
73
74private:
75
77 virtual void init(SoState *state);
78
82 virtual SbBool matches(const SoElement* elt) const;
83
87 virtual SoElement* copyMatchInfo() const;
88
89 private:
90 // Initializes the SoModifyLogicalViewportElement class
91 static void initClass();
92 static void exitClass();
93
94 private:
95
97
98private:
99 SbVec4f m_portion;
100 SbBool m_isSet;
101
102};
103#endif // SO_MODIFY_LOGICAL_VIEWPORT_ELEMENT_H
104
105
4D vector class.
Definition SbVec.h:2214
Abstract base class for all state elements.
Definition SoElement.h:102
<a href="IconLegend.html"><img src="extTGS.gif" alt="VSG extension" border="0"></a> Stores a logical...
static const SbVec4f & get(SoState *state)
Returns the current portion from the state.
static void set(SoState *state, const SbVec4f &portion)
Sets the portion of the viewport.
static SbVec4f getDefault()
Returns the default viewport region.
static SoModifyLogicalViewportElement * getInstance(const SoState *state, SbBool &elemIsSet)
Returns the top (current) instance of the element in the state.
virtual void print(FILE *fp) const
Prints element (for debugging).
Traversal state.
Definition SoState.h:74
int SbBool
Boolean type.
Definition SbBase.h:87