+/* $Id$
+
+This file is part of libmspstrings
+Copyright © 2006-2007 Mikko Rasa
+Distributed under the LGPL
+*/
+
#ifndef MSP_STRINGS_JISX0208_H_
#define MSP_STRINGS_JISX0208_H_
#include "codec.h"
namespace Msp {
-
-class JisX0208: public StringCodec
+namespace Codecs {
+
+/**
+Codec for the JIS X 0208 encoding. This is not particularly useful as a
+stand-alone codec, due to lack of a linefeed character among other things,
+but is included as part of some other encodings.
+*/
+class JisX0208: public Codec
{
public:
- class Encoder: public StringCodec::Encoder
+ class Encoder: public Codec::Encoder
{
public:
- void encode_char(wchar_t);
+ Encoder(ErrorMode em=THROW_ON_ERROR): Codec::Encoder(em) { }
+ virtual void encode_char(UnicodeChar, std::string &);
+ private:
+ virtual void transliterate(UnicodeChar, std::string &);
};
- class Decoder: public StringCodec::Decoder
+ class Decoder: public Codec::Decoder
{
public:
- void decode_char(const std::string &, std::string::const_iterator &);
- void sync();
- void reset();
- private:
- char high;
+ Decoder(ErrorMode em=THROW_ON_ERROR): Codec::Decoder(em) { }
+ virtual UnicodeChar decode_char(const std::string &, std::string::const_iterator &);
};
- Encoder *create_encoder() const { return new Encoder; }
- Decoder *create_decoder() const { return new Decoder; }
+ Encoder *create_encoder(ErrorMode em=THROW_ON_ERROR) const { return new Encoder(em); }
+ Decoder *create_decoder(ErrorMode em=THROW_ON_ERROR) const { return new Decoder(em); }
+};
+
+struct Kuten
+{
+ unsigned short ku;
+ unsigned short ten;
+
+ Kuten(): ku(0), ten(0) { }
+ operator bool() { return ku!=0 && ten!=0; }
};
-extern wchar_t jisx0208_to_ucs(unsigned short);
-extern unsigned short ucs_to_jisx0208(wchar_t);
+extern UnicodeChar jisx0208_to_ucs(Kuten);
+extern Kuten ucs_to_jisx0208(UnicodeChar);
+} // namespace Codecs
} // namespace Msp
#endif