cde/programs/nsgmls/CharsetDecl.h

   1 /* $XConsortium: CharsetDecl.h /main/1 1996/07/29 16:47:13 cde-hp $ */
   2 // Copyright (c) 1994 James Clark
   3 // See the file COPYING for copying permission.
   4
   5 #ifndef CharsetDecl_INCLUDED
   6 #define CharsetDecl_INCLUDED 1
   7 #ifdef __GNUG__
   8 #pragma interface
   9 #endif
  10
  11 #include "types.h"
  12 #include "Vector.h"
  13 #include "ExternalId.h"
  14 #include "ISet.h"
  15 #include "Boolean.h"
  16
  17 #ifdef SP_NAMESPACE
  18 namespace SP_NAMESPACE {
  19 #endif
  20
  21 class SP_API CharsetDeclRange {
  22 public:
  23   enum Type {
  24     number,
  25     string,
  26     unused
  27     };
  28   CharsetDeclRange();
  29   CharsetDeclRange(WideChar, Number, WideChar);
  30   CharsetDeclRange(WideChar, Number);
  31   CharsetDeclRange(WideChar, Number, const StringC &);
  32   void rangeDeclared(WideChar min, Number count,
  33                      ISet<WideChar> &declared) const;
  34   void usedSet(ISet<Char> &) const;
  35   Boolean getCharInfo(WideChar fromChar,
  36                       CharsetDeclRange::Type &type,
  37                       Number &n,
  38                       StringC &str,
  39                       Number &count) const;
  40   void stringToChar(const StringC &str, ISet<WideChar> &to) const;
  41   void numberToChar(Number n, ISet<WideChar> &to, Number &count) const;
  42 private:
  43   WideChar descMin_;
  44   Number count_;
  45   WideChar baseMin_;
  46   Type type_;
  47   StringC str_;
  48 };
  49
  50 class SP_API CharsetDeclSection {
  51 public:
  52   CharsetDeclSection();
  53   void setPublicId(const PublicId &);
  54   void addRange(const CharsetDeclRange &);
  55   void rangeDeclared(WideChar min, Number count,
  56                      ISet<WideChar> &declared) const;
  57   void usedSet(ISet<Char> &) const;
  58   Boolean getCharInfo(WideChar fromChar,
  59                       const PublicId *&id,
  60                       CharsetDeclRange::Type &type,
  61                       Number &n,
  62                       StringC &str,
  63                       Number &cout) const;
  64   void stringToChar(const StringC &str, ISet<WideChar> &to) const;
  65   void numberToChar(const PublicId *id, Number n,
  66                     ISet<WideChar> &to, Number &count) const;
  67 private:
  68   PublicId baseset_;
  69   Vector<CharsetDeclRange> ranges_;
  70 };
  71
  72 class SP_API CharsetDecl {
  73 public:
  74   CharsetDecl();
  75   void addSection(const PublicId &);
  76   void swap(CharsetDecl &);
  77   void clear();
  78   void usedSet(ISet<Char> &) const;
  79   void declaredSet(ISet<WideChar> &set) const;
  80   Boolean charDeclared(WideChar) const;
  81   void rangeDeclared(WideChar min, Number count,
  82                      ISet<WideChar> &declared) const;
  83   void addRange(WideChar, Number, WideChar);
  84   void addRange(WideChar, Number);
  85   void addRange(WideChar, Number, const StringC &);
  86   Boolean getCharInfo(WideChar fromChar,
  87                       const PublicId *&id,
  88                       CharsetDeclRange::Type &type,
  89                       Number &n,
  90                       StringC &str) const;
  91   Boolean getCharInfo(WideChar fromChar,
  92                       const PublicId *&id,
  93                       CharsetDeclRange::Type &type,
  94                       Number &n,
  95                       StringC &str,
  96                       Number &count) const;
  97   void stringToChar(const StringC &str, ISet<WideChar> &to) const;
  98   void numberToChar(const PublicId *id, Number n,
  99                     ISet<WideChar> &to, Number &count) const;
 100   void numberToChar(const PublicId *id, Number n, ISet<WideChar> &to) const;
 101 private:
 102   Vector<CharsetDeclSection> sections_;
 103   ISet<WideChar> declaredSet_;
 104 };
 105
 106 inline
 107 Boolean CharsetDecl::getCharInfo(WideChar fromChar,
 108                                  const PublicId *&id,
 109                                  CharsetDeclRange::Type &type,
 110                                  Number &n,
 111                                  StringC &str) const
 112 {
 113   Number tem;
 114   return getCharInfo(fromChar, id, type, n, str, tem);
 115 }
 116
 117 inline
 118 void CharsetDecl::numberToChar(const PublicId *id, Number n,
 119                                ISet<WideChar> &to) const
 120 {
 121   Number tem;
 122   numberToChar(id, n, to, tem);
 123 }
 124
 125 inline
 126 void CharsetDecl::declaredSet(ISet<WideChar> &set) const
 127 {
 128   set = declaredSet_;
 129 }
 130
 131 inline
 132 Boolean CharsetDecl::charDeclared(WideChar c) const
 133 {
 134   return declaredSet_.contains(c);
 135 }
 136
 137 #ifdef SP_NAMESPACE
 138 }
 139 #endif
 140
 141 #endif /* not CharsetDecl_INCLUDED */