source/jisx0208.h

   1 /* $Id$
   2
   3 This file is part of libmspstrings
   4 Copyright © 2006-2007 Mikko Rasa
   5 Distributed under the LGPL
   6 */
   7
   8 #ifndef MSP_STRINGS_JISX0208_H_
   9 #define MSP_STRINGS_JISX0208_H_
  10
  11 #include "codec.h"
  12
  13 namespace Msp {
  14
  15 class JisX0208: public StringCodec
  16 {
  17 public:
  18         class Encoder: public StringCodec::Encoder
  19         {
  20         public:
  21                 Encoder(ErrorMode em=THROW_ON_ERROR): StringCodec::Encoder(em) { }
  22                 void encode_char(wchar_t);
  23         private:
  24                 void append_replacement() { append("!)"); }
  25         };
  26
  27         class Decoder: public StringCodec::Decoder
  28         {
  29         public:
  30                 Decoder(ErrorMode em=THROW_ON_ERROR): StringCodec::Decoder(em), high(0) { }
  31                 void decode_char(const std::string &, std::string::const_iterator &);
  32                 void sync();
  33                 void reset();
  34         private:
  35                 char high;
  36         };
  37
  38         Encoder *create_encoder(ErrorMode em=THROW_ON_ERROR) const { return new Encoder(em); }
  39         Decoder *create_decoder(ErrorMode em=THROW_ON_ERROR) const { return new Decoder(em); }
  40 };
  41
  42 extern wchar_t jisx0208_to_ucs(unsigned short);
  43 extern unsigned short ucs_to_jisx0208(wchar_t);
  44
  45 } // namespace Msp
  46
  47 #endif