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SoPath.h
1 #ifndef COIN_SOPATH_H
2 #define COIN_SOPATH_H
3
4 /**************************************************************************\
5 *
6 * This file is part of the Coin 3D visualization library.
7 * Copyright (C) by Kongsberg Oil & Gas Technologies.
8 *
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * ("GPL") version 2 as published by the Free Software Foundation.
12 * See the file LICENSE.GPL at the root directory of this source
13 * distribution for additional information about the GNU GPL.
14 *
15 * For using Coin with software that can not be combined with the GNU
16 * GPL, and for taking advantage of the additional benefits of our
17 * support services, please contact Kongsberg Oil & Gas Technologies
18 * about acquiring a Coin Professional Edition License.
19 *
20 * See http://www.coin3d.org/ for more information.
21 *
22 * Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY.
23 * http://www.sim.no/ sales@sim.no coin-support@coin3d.org
24 *
25 \**************************************************************************/
26
27 #include <Inventor/misc/SoBase.h>
28 #include <Inventor/lists/SbList.h>
29 #include <Inventor/lists/SoNodeList.h>
30
31 #ifndef COIN_INTERNAL
32 // For SGI / TGS Open Inventor compile-time compatibility.
33 #include <Inventor/SoLists.h>
34 #endif // !COIN_INTERNAL
35
36
37 class SoWriteAction;
38 class SoNotList;
39 class SoInput;
40 class SoPathList;
41
42
43 class COIN_DLL_API SoPath : public SoBase {
44 typedef SoBase inherited;
45
46 public:
47 static void initClass(void);
48
49 SoPath(const int approxlength = 4);
50 SoPath(SoNode * const head);
51 SoPath(const SoPath & rhs);
52
53 SoPath & operator=(const SoPath & rhs);
54
55 static SoType getClassTypeId(void);
56 virtual SoType getTypeId(void) const;
57
58 void setHead(SoNode * const head);
59 SoNode * getHead(void) const;
60 void append(const int childindex);
61 void append(SoNode * const node);
62 void append(const SoPath * const frompath);
63 void push(const int childindex);
64 void pop(void);
65 SoNode * getTail(void) const;
66 SoNode * getNode(const int index) const;
67 SoNode * getNodeFromTail(const int index) const;
68 int getIndex(const int index) const;
69 int getIndexFromTail(const int index) const;
70 int getLength(void) const;
71 void truncate(const int length);
72
73 int findFork(const SoPath * const path) const;
74 int findNode(const SoNode * const node) const;
75
76 SbBool containsNode(const SoNode * const node) const;
77 SbBool containsPath(const SoPath * const path) const;
78 SoPath * copy(const int startfromnodeindex = 0, int numnodes = 0) const;
79 friend COIN_DLL_API SbBool operator==(const SoPath & lhs, const SoPath & rhs);
80 friend COIN_DLL_API SbBool operator!=(const SoPath & lhs, const SoPath & rhs);
81
82 static SoPath * getByName(const SbName name);
83 static int getByName(const SbName name, SoPathList & l);
84
85 void insertIndex(SoNode * const parent, const int newindex);
86 void removeIndex(SoNode * const parent, const int oldindex);
87 void replaceIndex(SoNode * const parent, const int index,
88 SoNode * const newchild);
89 SbBool isRelevantNotification(SoNotList * const l) const;
90
91 virtual void write(SoWriteAction * action);
92
93 protected:
94 virtual ~SoPath();
95 void auditPath(const SbBool flag);
96
97 private:
98 static void cleanupClass(void);
99 static void * createInstance(void);
100 void append(SoNode * const node, const int index);
101 int getFullLength(void) const;
102 void truncate(const int length, const SbBool donotify);
103 virtual SbBool readInstance(SoInput * in, unsigned short flags);
104 void setFirstHidden(void);
105
106 SoNodeList nodes;
107 SbList<int> indices;
108 SbBool isauditing;
109 int firsthidden;
110 SbBool firsthiddendirty;
111 static SoType classTypeId;
112
113 friend class SoFullPath;
114 friend class SoNodeKitPath;
115 friend class SoAction;
116 friend class SoTempPath;
117 };
118
120
121 inline int
122 SoPath::getFullLength(void) const
123 {
124 return this->nodes.getLength();
125 }
126
127 inline void
128 SoPath::push(const int childindex)
129 {
130 this->append(childindex);
131 }
132
133 inline void
134 SoPath::pop(void)
135 {
136 this->truncate(this->getFullLength() - 1);
137 }
138
140
141
142 #ifndef COIN_INTERNAL
143 // For SGI / TGS Open Inventor compile-time compatibility.
144 #include <Inventor/SoFullPath.h>
145 #include <Inventor/misc/SoLightPath.h>
146 #endif // COIN_INTERNAL
147
148 #endif // !COIN_SOPATH_H

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