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SbDict.h

00001 #ifndef COIN_SBDICT_H
00002 #define COIN_SBDICT_H
00003 
00004 /**************************************************************************\
00005  *
00006  *  This file is part of the Coin 3D visualization library.
00007  *  Copyright (C) by Kongsberg Oil & Gas Technologies.
00008  *
00009  *  This library is free software; you can redistribute it and/or
00010  *  modify it under the terms of the GNU General Public License
00011  *  ("GPL") version 2 as published by the Free Software Foundation.
00012  *  See the file LICENSE.GPL at the root directory of this source
00013  *  distribution for additional information about the GNU GPL.
00014  *
00015  *  For using Coin with software that can not be combined with the GNU
00016  *  GPL, and for taking advantage of the additional benefits of our
00017  *  support services, please contact Kongsberg Oil & Gas Technologies
00018  *  about acquiring a Coin Professional Edition License.
00019  *
00020  *  See http://www.coin3d.org/ for more information.
00021  *
00022  *  Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY.
00023  *  http://www.sim.no/  sales@sim.no  coin-support@coin3d.org
00024  *
00025 \**************************************************************************/
00026 
00027 // *************************************************************************
00028 
00029 // Internally, we should use the SbHash template class, since it
00030 // provides a better interface than SbDict, and since the interface of
00031 // SbDict has issues on 64-bit platforms when keeping strict
00032 // compatibility with the original SbDict of SGI Inventor.
00033 
00034 #if defined(COIN_INTERNAL) && !defined(COIN_ALLOW_SBDICT)
00035 #error prefer SbHash over SbDict for internal code
00036 #endif // COIN_INTERNAL
00037 
00038 // *************************************************************************
00039 
00040 #include <stddef.h>
00041 #include <Inventor/SbBasic.h>
00042 
00043 class SbPList;
00044 
00045 // *************************************************************************
00046 
00047 extern "C" {
00048 typedef uintptr_t SbDictKeyType;
00049 typedef void SbDictApplyFunc(SbDictKeyType key, void * value);
00050 typedef void SbDictApplyDataFunc(SbDictKeyType key, void * value, void * data);
00051 typedef SbDictKeyType SbDictHashingFunc(const SbDictKeyType key);
00052 }
00053 
00054 class COIN_DLL_API SbDict {
00055 public:
00056   SbDict(const int entries = 251);
00057   SbDict(const SbDict & from);
00058   ~SbDict();
00059 
00060   SbDict & operator=(const SbDict & from);
00061 
00062   typedef uintptr_t Key;
00063 
00064   void applyToAll(SbDictApplyFunc * rtn) const;
00065   void applyToAll(SbDictApplyDataFunc * rtn, void * data) const;
00066   void clear(void);
00067 
00068   SbBool enter(const Key key, void * const value);
00069   SbBool find(const Key key, void *& value) const;
00070   void makePList(SbPList & keys, SbPList & values);
00071   SbBool remove(const Key key);
00072 
00073   void setHashingFunction(SbDictHashingFunc * func);
00074 
00075 private:
00076   struct cc_hash * hashtable;
00077 
00078 };
00079 
00080 // *************************************************************************
00081 
00082 #endif // !COIN_SBDICT_H

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