Open Inventor Reference
SoSFNode.h
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1/*
2 *
3 * Copyright (C) 2000 Silicon Graphics, Inc. All Rights Reserved.
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2.1 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
14 *
15 * Further, this software is distributed without any warranty that it is
16 * free of the rightful claim of any third person regarding infringement
17 * or the like. Any license provided herein, whether implied or
18 * otherwise, applies only to this software file. Patent licenses, if
19 * any, provided herein do not apply to combinations of this program with
20 * other software, or any other product whatsoever.
21 *
22 * You should have received a copy of the GNU Lesser General Public
23 * License along with this library; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 *
26 * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
27 * Mountain View, CA 94043, or:
28 *
29 * http://www.sgi.com
30 *
31 * For further information regarding this notice, see:
32 *
33 * http://oss.sgi.com/projects/GenInfo/NoticeExplan/
34 *
35 */
36
37
38/*
39 * Copyright (C) 1990,91 Silicon Graphics, Inc.
40 *
41 _______________________________________________________________________
42 ______________ S I L I C O N G R A P H I C S I N C . ____________
43 |
44 | $Revision: 1.1.1.1 $
45 |
46 | Classes:
47 | SoSFNode
48 |
49 | Author(s) : Paul S. Strauss
50 |
51 ______________ S I L I C O N G R A P H I C S I N C . ____________
52 _______________________________________________________________________
53 */
54
55#ifndef _SO_SF_NODE_
56#define _SO_SF_NODE_
57
58class SoNode;
59
61
62
65
91
93
96
97 SoINTERNAL public:
98 static void initClass();
99
101 virtual void fixCopy(bool copyConnections);
102
104 virtual bool referencesCopy() const;
105
106 private:
108 virtual void countWriteRefs(SoOutput *out) const;
109
112 void setVal(SoNode *newValue);
113};
114
115#endif /* _SO_SF_NODE_ */
#define SoINTERNAL
Definition SbBasic.h:155
#define INVENTOR_API
Disable some annoying warnings on MSVC 6.
Definition SbSystem.h:77
#define SO_SFIELD_HEADER(className, valueType, valueRef)
This macro is all that is needed for most single-value field classes.
Definition SoSubField.h:287
virtual void countWriteRefs(SoOutput *out) const
Counts write-references on field to prepare for writing.
Abstract base class for all database nodes.
Definition SoNode.h:103
Used to write Inventor data files.
Definition SoOutput.h:90
Field containing a pointer to a node.
Definition SoSFNode.h:92
static void initClass()
virtual bool referencesCopy() const
Override this to also check the stored node.
virtual void fixCopy(bool copyConnections)
Update a copied field to use the copy of the node if there is one.
Abstract base class for all single-value fields.
Definition SoField.h:537