include/xapian/unicode.h File Reference

Unicode and UTF-8 related classes and functions. More...

#include <xapian/visibility.h>
#include <string>

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Namespaces
namespace	Xapian
namespace	Xapian::Unicode
namespace	Xapian::Unicode::Internal
Classes
class	Xapian::Utf8Iterator
	An iterator which returns unicode character values from a UTF-8 encoded string. More...
Enumerations
enum	Xapian::Unicode::category {   Xapian::Unicode::UNASSIGNED, Xapian::Unicode::UPPERCASE_LETTER, Xapian::Unicode::LOWERCASE_LETTER, Xapian::Unicode::TITLECASE_LETTER,   Xapian::Unicode::MODIFIER_LETTER, Xapian::Unicode::OTHER_LETTER, Xapian::Unicode::NON_SPACING_MARK, Xapian::Unicode::ENCLOSING_MARK,   Xapian::Unicode::COMBINING_SPACING_MARK, Xapian::Unicode::DECIMAL_DIGIT_NUMBER, Xapian::Unicode::LETTER_NUMBER, Xapian::Unicode::OTHER_NUMBER,   Xapian::Unicode::SPACE_SEPARATOR, Xapian::Unicode::LINE_SEPARATOR, Xapian::Unicode::PARAGRAPH_SEPARATOR, Xapian::Unicode::CONTROL,   Xapian::Unicode::FORMAT, Xapian::Unicode::PRIVATE_USE, Xapian::Unicode::SURROGATE, Xapian::Unicode::CONNECTOR_PUNCTUATION,   Xapian::Unicode::DASH_PUNCTUATION, Xapian::Unicode::OPEN_PUNCTUATION, Xapian::Unicode::CLOSE_PUNCTUATION, Xapian::Unicode::INITIAL_QUOTE_PUNCTUATION,   Xapian::Unicode::FINAL_QUOTE_PUNCTUATION, Xapian::Unicode::OTHER_PUNCTUATION, Xapian::Unicode::MATH_SYMBOL, Xapian::Unicode::CURRENCY_SYMBOL,   Xapian::Unicode::MODIFIER_SYMBOL, Xapian::Unicode::OTHER_SYMBOL }
	Each unicode character is in one of these categories. More...
Functions
int	Xapian::Unicode::Internal::get_character_info (unsigned ch)
	For internal use only. Extract the information about a character from the Unicode character tables.
int	Xapian::Unicode::Internal::get_case_type (int info)
	For internal use only. Extract how to convert the case of a unicode character from its info.
category	Xapian::Unicode::Internal::get_category (int info)
	For internal use only. Extract the category of a unicode character from its info.
int	Xapian::Unicode::Internal::get_delta (int info)
	For internal use only. Extract the delta to use for case conversion of a character from its info.
unsigned	Xapian::Unicode::nonascii_to_utf8 (unsigned ch, char *buf)
	Convert a single non-ASCII unicode character to UTF-8.
unsigned	Xapian::Unicode::to_utf8 (unsigned ch, char *buf)
	Convert a single unicode character to UTF-8.
void	Xapian::Unicode::append_utf8 (std::string &s, unsigned ch)
	Append the UTF-8 representation of a single unicode character to a std::string.
category	Xapian::Unicode::get_category (unsigned ch)
	Return the category which a given unicode character falls into.
bool	Xapian::Unicode::is_wordchar (unsigned ch)
	Test is a given unicode character is a letter or number.
bool	Xapian::Unicode::is_whitespace (unsigned ch)
	Test is a given unicode character is a whitespace character.
bool	Xapian::Unicode::is_currency (unsigned ch)
	Test is a given unicode character is a currency symbol.
unsigned	Xapian::Unicode::tolower (unsigned ch)
	Convert a unicode character to lowercase.
unsigned	Xapian::Unicode::toupper (unsigned ch)
	Convert a unicode character to uppercase.
std::string	Xapian::Unicode::tolower (const std::string &term)
	Convert a UTF-8 std::string to lowercase.
std::string	Xapian::Unicode::toupper (const std::string &term)
	Convert a UTF-8 std::string to uppercase.

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Detailed Description

Unicode and UTF-8 related classes and functions.

Definition in file unicode.h.

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