Utf8Codec Class Reference

#include <Pt/Utf8Codec.h>

Convert between unicode and UTF-8.

Inherits TextCodec< Char, char >.

Public Types

typedef char extern_type
 External character type.
 
typedef Char intern_type
 Internal character type.
 
typedef MBState state_type
 Conversion state type.
 

Public Member Functions

 Utf8Codec (std::size_t ref=0)
 Constructor.
 
virtual ~Utf8Codec ()
 Destructor.
 
bool always_noconv () const
 Returns true if no conversion is required.
 
int encoding () const
 Returns the encoding rate.
 
result in (MBState &s, const char *fbeg, const char *fend, const char *&fnext, Char *tbeg, Char *tend, Char *&tnext) const
 Decodes a character sequence.
 
int length (MBState &state, const char *from, const char *end, std::size_t max) const
 Returns the number of the decoded characters.
 
int max_length () const
 Maximum length of an external sequence if one character is encoded.
 
result out (MBState &state, const Char *fbeg, const Char *fend, const Char *&fnext, char *tbeg, char *tend, char *&tnext) const
 Encodes a character sequence.
 
result unshift (MBState &state, char *to, char *to_end, char *&to_next) const
 Unshifts a character sequence.
 

Static Public Member Functions

static String decode (const char *data, std::size_t size)
 Deocde to a unicode string.
 
static String decode (const std::string &data)
 Deocde to a unicode string.
 
static std::string encode (const Char *data, std::size_t size)
 Encode to a UTF-8 string.
 
static std::string encode (const String &data)
 Encode to a UTF-8 string.