Panda3D

dcKeywordList.h

00001 // Filename: dcKeywordList.h
00002 // Created by:  drose (25Jul05)
00003 //
00004 ////////////////////////////////////////////////////////////////////
00005 //
00006 // PANDA 3D SOFTWARE
00007 // Copyright (c) Carnegie Mellon University.  All rights reserved.
00008 //
00009 // All use of this software is subject to the terms of the revised BSD
00010 // license.  You should have received a copy of this license along
00011 // with this source code in a file named "LICENSE."
00012 //
00013 ////////////////////////////////////////////////////////////////////
00014 
00015 #ifndef DCKEYWORDLIST_H
00016 #define DCKEYWORDLIST_H
00017 
00018 #include "dcbase.h"
00019 
00020 class DCKeyword;
00021 class HashGenerator;
00022 
00023 ////////////////////////////////////////////////////////////////////
00024 //       Class : DCKeywordList
00025 // Description : This is a list of keywords (see DCKeyword) that may
00026 //               be set on a particular field.
00027 ////////////////////////////////////////////////////////////////////
00028 class EXPCL_DIRECT DCKeywordList {
00029 public:
00030   DCKeywordList();
00031   DCKeywordList(const DCKeywordList &copy);
00032   void operator = (const DCKeywordList &copy);
00033   ~DCKeywordList();
00034 
00035 PUBLISHED:
00036   bool has_keyword(const string &name) const;
00037   bool has_keyword(const DCKeyword *keyword) const;
00038   int get_num_keywords() const;
00039   const DCKeyword *get_keyword(int n) const;
00040   const DCKeyword *get_keyword_by_name(const string &name) const;
00041 
00042   bool compare_keywords(const DCKeywordList &other) const;
00043 
00044 public:
00045   void copy_keywords(const DCKeywordList &other);
00046 
00047   bool add_keyword(const DCKeyword *keyword);
00048   void clear_keywords();
00049 
00050   void output_keywords(ostream &out) const;
00051   void generate_hash(HashGenerator &hashgen) const;
00052 
00053 private:
00054   typedef pvector<const DCKeyword *> Keywords;
00055   Keywords _keywords;
00056 
00057   typedef pmap<string, const DCKeyword *> KeywordsByName;
00058   KeywordsByName _keywords_by_name;
00059 
00060   int _flags;
00061 };
00062 
00063 #endif
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