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SbDict.h
1 #ifndef COIN_SBDICT_H
2 #define COIN_SBDICT_H
3 
4 /**************************************************************************\
5  *
6  * This file is part of the Coin 3D visualization library.
7  * Copyright (C) by Kongsberg Oil & Gas Technologies.
8  *
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12  * See the file LICENSE.GPL at the root directory of this source
13  * distribution for additional information about the GNU GPL.
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19  *
20  * See http://www.coin3d.org/ for more information.
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24  *
25 \**************************************************************************/
26 
27 // *************************************************************************
28 
29 // Internally, we should use the SbHash template class, since it
30 // provides a better interface than SbDict, and since the interface of
31 // SbDict has issues on 64-bit platforms when keeping strict
32 // compatibility with the original SbDict of SGI Inventor.
33 
34 #if defined(COIN_INTERNAL) && !defined(COIN_ALLOW_SBDICT)
35 #error prefer SbHash over SbDict for internal code
36 #endif // COIN_INTERNAL
37 
38 // *************************************************************************
39 
40 #include <stddef.h>
41 #include <Inventor/SbBasic.h>
42 
43 class SbPList;
44 
45 // *************************************************************************
46 
47 extern "C" {
48 typedef uintptr_t SbDictKeyType;
49 typedef void SbDictApplyFunc(SbDictKeyType key, void * value);
50 typedef void SbDictApplyDataFunc(SbDictKeyType key, void * value, void * data);
51 typedef SbDictKeyType SbDictHashingFunc(const SbDictKeyType key);
52 }
53 
54 class COIN_DLL_API SbDict {
55 public:
56  SbDict(const int entries = 251);
57  SbDict(const SbDict & from);
58  ~SbDict();
59 
60  SbDict & operator=(const SbDict & from);
61 
62  typedef uintptr_t Key;
63 
64  void applyToAll(SbDictApplyFunc * rtn) const;
65  void applyToAll(SbDictApplyDataFunc * rtn, void * data) const;
66  void clear(void);
67 
68  SbBool enter(const Key key, void * const value);
69  SbBool find(const Key key, void *& value) const;
70  void makePList(SbPList & keys, SbPList & values);
71  SbBool remove(const Key key);
72 
73  void setHashingFunction(SbDictHashingFunc * func);
74 
75 private:
76  struct cc_hash * hashtable;
77 
78 };
79 
80 // *************************************************************************
81 
82 #endif // !COIN_SBDICT_H
The SbPList class is a container class for void pointers.
Definition: SbPList.h:31
The SbDict class organizes a dictionary of keys and values.It uses hashing to quickly insert and find...
Definition: SbDict.h:54

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