1486 lines
48 KiB
C
1486 lines
48 KiB
C
/*
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**********************************************************************
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* Copyright (C) 1997-2001, International Business Machines
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* Corporation and others. All Rights Reserved.
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**********************************************************************
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*
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* File UCHAR.H
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*
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* Modification History:
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*
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* Date Name Description
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* 04/02/97 aliu Creation.
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* 03/29/99 helena Updated for C APIs.
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* 4/15/99 Madhu Updated for C Implementation and Javadoc
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* 5/20/99 Madhu Added the function u_getVersion()
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* 8/19/1999 srl Upgraded scripts to Unicode 3.0
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* 8/27/1999 schererm UCharDirection constants: U_...
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* 11/11/1999 weiv added u_isalnum(), cleaned comments
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* 01/11/2000 helena Renamed u_getVersion to u_getUnicodeVersion().
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******************************************************************************
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*/
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#ifndef UCHAR_H
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#define UCHAR_H
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#include "unicode/utypes.h"
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U_CDECL_BEGIN
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/*==========================================================================*/
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/* Unicode version number */
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/*==========================================================================*/
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#define U_UNICODE_VERSION "3.1.1"
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/**
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* \file
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* \brief C API: Unicode Char
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*
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* <h2> Unicode C API </h2>
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* The Unicode C API allows you to query the properties associated with individual
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* Unicode character values.
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* <p>
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* The Unicode character information, provided implicitly by the
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* Unicode character encoding standard, includes information about the script
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* (for example, symbols or control characters) to which the character belongs,
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* as well as semantic information such as whether a character is a digit or
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* uppercase, lowercase, or uncased.
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* <P>
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*/
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/**
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* Constants.
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*/
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/** The lowest Unicode code point value. Code points are non-negative. @stable */
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#define UCHAR_MIN_VALUE 0
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/**
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* The highest Unicode code point value (scalar value) according to
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* The Unicode Standard. This is a 21-bit value (20.1 bits, rounded up).
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* For a single character, UChar32 is a simple type that can hold any code point value.
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* @stable
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*/
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#define UCHAR_MAX_VALUE 0x10ffff
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/**
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* Data for enumerated Unicode general category types.
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* See http://www.unicode.org/Public/UNIDATA/UnicodeData.html .
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* @stable
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*/
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enum UCharCategory
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{
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/** Non-category for unassigned and non-character code points. @stable */
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U_UNASSIGNED = 0,
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/** Cn "Other, Not Assigned (no characters in [UnicodeData.txt] have this property)" (same as U_UNASSIGNED!) @draft ICU 2.0 */
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U_GENERAL_OTHER_TYPES = 0,
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/** Lu @stable */
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U_UPPERCASE_LETTER = 1,
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/** Ll @stable */
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U_LOWERCASE_LETTER = 2,
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/** Lt @stable */
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U_TITLECASE_LETTER = 3,
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/** Lm @stable */
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U_MODIFIER_LETTER = 4,
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/** Lo @stable */
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U_OTHER_LETTER = 5,
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/** Mn @stable */
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U_NON_SPACING_MARK = 6,
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/** Me @stable */
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U_ENCLOSING_MARK = 7,
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/** Mc @stable */
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U_COMBINING_SPACING_MARK = 8,
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/** Nd @stable */
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U_DECIMAL_DIGIT_NUMBER = 9,
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/** Nl @stable */
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U_LETTER_NUMBER = 10,
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/** No @stable */
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U_OTHER_NUMBER = 11,
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/** Zs @stable */
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U_SPACE_SEPARATOR = 12,
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/** Zl @stable */
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U_LINE_SEPARATOR = 13,
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/** Zp @stable */
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U_PARAGRAPH_SEPARATOR = 14,
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/** Cc @stable */
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U_CONTROL_CHAR = 15,
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/** Cf @stable */
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U_FORMAT_CHAR = 16,
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/** Co @stable */
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U_PRIVATE_USE_CHAR = 17,
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/** Cs @stable */
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U_SURROGATE = 18,
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/** Pd @stable */
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U_DASH_PUNCTUATION = 19,
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/** Ps @stable */
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U_START_PUNCTUATION = 20,
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/** Pe @stable */
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U_END_PUNCTUATION = 21,
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/** Pc @stable */
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U_CONNECTOR_PUNCTUATION = 22,
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/** Po @stable */
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U_OTHER_PUNCTUATION = 23,
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/** Sm @stable */
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U_MATH_SYMBOL = 24,
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/** Sc @stable */
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U_CURRENCY_SYMBOL = 25,
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/** Sk @stable */
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U_MODIFIER_SYMBOL = 26,
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/** So @stable */
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U_OTHER_SYMBOL = 27,
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/** Pi @stable */
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U_INITIAL_PUNCTUATION = 28,
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/** Pf @stable */
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U_FINAL_PUNCTUATION = 29,
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/** One higher than the last enum UCharCategory constant. @stable */
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U_CHAR_CATEGORY_COUNT
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};
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typedef enum UCharCategory UCharCategory;
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/**
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* This specifies the language directional property of a character set.
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* @stable
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*/
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enum UCharDirection {
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/** L @stable */
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U_LEFT_TO_RIGHT = 0,
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/** R @stable */
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U_RIGHT_TO_LEFT = 1,
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/** EN @stable */
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U_EUROPEAN_NUMBER = 2,
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/** ES @stable */
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U_EUROPEAN_NUMBER_SEPARATOR = 3,
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/** ET @stable */
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U_EUROPEAN_NUMBER_TERMINATOR = 4,
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/** AN @stable */
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U_ARABIC_NUMBER = 5,
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/** CS @stable */
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U_COMMON_NUMBER_SEPARATOR = 6,
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/** B @stable */
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U_BLOCK_SEPARATOR = 7,
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/** S @stable */
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U_SEGMENT_SEPARATOR = 8,
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/** WS @stable */
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U_WHITE_SPACE_NEUTRAL = 9,
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/** ON @stable */
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U_OTHER_NEUTRAL = 10,
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/** LRE @stable */
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U_LEFT_TO_RIGHT_EMBEDDING = 11,
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/** LRO @stable */
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U_LEFT_TO_RIGHT_OVERRIDE = 12,
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/** AL @stable */
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U_RIGHT_TO_LEFT_ARABIC = 13,
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/** RLE @stable */
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U_RIGHT_TO_LEFT_EMBEDDING = 14,
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/** RLO @stable */
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U_RIGHT_TO_LEFT_OVERRIDE = 15,
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/** PDF @stable */
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U_POP_DIRECTIONAL_FORMAT = 16,
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/** NSM @stable */
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U_DIR_NON_SPACING_MARK = 17,
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/** BN @stable */
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U_BOUNDARY_NEUTRAL = 18,
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/** @stable */
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U_CHAR_DIRECTION_COUNT
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};
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typedef enum UCharDirection UCharDirection;
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/**
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* Constants for Unicode blocks, generated from Unicode Data file Blocks.txt
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* These are the same values as Unicode::EUnicodeScript
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* @draft ICU 2.0
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*/
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enum UBlockCode {
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/** @draft ICU 2.0 */
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UBLOCK_BASIC_LATIN = 1,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_BASIC_LATIN = 1,
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/** @draft ICU 2.0 */
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UBLOCK_LATIN_1_SUPPLEMENT=2,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_LATIN_1_SUPPLEMENT=2,
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/** @draft ICU 2.0 */
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UBLOCK_LATIN_EXTENDED_A =3,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_LATIN_EXTENDED_A=3,
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/** @draft ICU 2.0 */
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UBLOCK_LATIN_EXTENDED_B =4,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_LATIN_EXTENDED_B=4,
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/** @draft ICU 2.0 */
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UBLOCK_IPA_EXTENSIONS =5,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_IPA_EXTENSIONS=5,
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/** @draft ICU 2.0 */
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UBLOCK_SPACING_MODIFIER_LETTERS =6,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_SPACING_MODIFIER_LETTERS=6,
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/** @draft ICU 2.0 */
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UBLOCK_COMBINING_DIACRITICAL_MARKS =7,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_COMBINING_DIACRITICAL_MARKS=7,
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/** @draft ICU 2.0 */
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UBLOCK_GREEK =8,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_GREEK=8,
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/** @draft ICU 2.0 */
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UBLOCK_CYRILLIC =9,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_CYRILLIC=9,
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/** @draft ICU 2.0 */
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UBLOCK_ARMENIAN =10,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_ARMENIAN=10,
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/** @draft ICU 2.0 */
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UBLOCK_HEBREW =11,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_HEBREW=11,
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/** @draft ICU 2.0 */
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UBLOCK_ARABIC =12,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_ARABIC=12,
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/** @draft ICU 2.0 */
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UBLOCK_SYRIAC =13,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_SYRIAC=13,
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/** @draft ICU 2.0 */
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UBLOCK_THAANA =14,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_THAANA=14,
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/** @draft ICU 2.0 */
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UBLOCK_DEVANAGARI =15,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_DEVANAGARI=15,
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/** @draft ICU 2.0 */
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UBLOCK_BENGALI =16,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_BENGALI=16,
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/** @draft ICU 2.0 */
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UBLOCK_GURMUKHI =17,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_GURMUKHI=17,
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/** @draft ICU 2.0 */
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UBLOCK_GUJARATI =18,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_GUJARATI=18,
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/** @draft ICU 2.0 */
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UBLOCK_ORIYA =19,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_ORIYA=19,
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/** @draft ICU 2.0 */
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UBLOCK_TAMIL =20,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_TAMIL=20,
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/** @draft ICU 2.0 */
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UBLOCK_TELUGU =21,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_TELUGU=21,
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/** @draft ICU 2.0 */
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UBLOCK_KANNADA =22,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_KANNADA=22,
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/** @draft ICU 2.0 */
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UBLOCK_MALAYALAM =23,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_MALAYALAM=23,
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/** @draft ICU 2.0 */
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UBLOCK_SINHALA =24,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_SINHALA=24,
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/** @draft ICU 2.0 */
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UBLOCK_THAI =25,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_THAI=25,
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/** @draft ICU 2.0 */
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UBLOCK_LAO =26,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_LAO=26,
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/** @draft ICU 2.0 */
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UBLOCK_TIBETAN =27,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_TIBETAN=27,
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/** @draft ICU 2.0 */
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UBLOCK_MYANMAR =28,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_MYANMAR=28,
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/** @draft ICU 2.0 */
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UBLOCK_GEORGIAN =29,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_GEORGIAN=29,
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/** @draft ICU 2.0 */
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UBLOCK_HANGUL_JAMO =30,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_HANGUL_JAMO=30,
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/** @draft ICU 2.0 */
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UBLOCK_ETHIOPIC =31,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_ETHIOPIC=31,
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/** @draft ICU 2.0 */
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UBLOCK_CHEROKEE =32,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_CHEROKEE=32,
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/** @draft ICU 2.0 */
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UBLOCK_UNIFIED_CANADIAN_ABORIGINAL_SYLLABICS =33,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_UNIFIED_CANADIAN_ABORIGINAL_SYLLABICS=33,
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/** @draft ICU 2.0 */
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UBLOCK_OGHAM =34,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_OGHAM=34,
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/** @draft ICU 2.0 */
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UBLOCK_RUNIC =35,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_RUNIC=35,
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/** @draft ICU 2.0 */
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UBLOCK_KHMER =36,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_KHMER=36,
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/** @draft ICU 2.0 */
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UBLOCK_MONGOLIAN =37,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_MONGOLIAN=37,
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/** @draft ICU 2.0 */
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UBLOCK_LATIN_EXTENDED_ADDITIONAL =38,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_LATIN_EXTENDED_ADDITIONAL=38,
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/** @draft ICU 2.0 */
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UBLOCK_GREEK_EXTENDED =39,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_GREEK_EXTENDED=39,
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/** @draft ICU 2.0 */
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UBLOCK_GENERAL_PUNCTUATION =40,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_GENERAL_PUNCTUATION=40,
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/** @draft ICU 2.0 */
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UBLOCK_SUPERSCRIPTS_AND_SUBSCRIPTS =41,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_SUPERSCRIPTS_AND_SUBSCRIPTS=41,
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/** @draft ICU 2.0 */
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UBLOCK_CURRENCY_SYMBOLS =42,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_CURRENCY_SYMBOLS=42,
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/** @draft ICU 2.0 */
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UBLOCK_COMBINING_MARKS_FOR_SYMBOLS =43,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_COMBINING_MARKS_FOR_SYMBOLS=43,
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/** @draft ICU 2.0 */
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UBLOCK_LETTERLIKE_SYMBOLS =44,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_LETTERLIKE_SYMBOLS=44,
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/** @draft ICU 2.0 */
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UBLOCK_NUMBER_FORMS =45,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_NUMBER_FORMS=45,
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/** @draft ICU 2.0 */
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UBLOCK_ARROWS =46,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_ARROWS=46,
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/** @draft ICU 2.0 */
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UBLOCK_MATHEMATICAL_OPERATORS =47,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_MATHEMATICAL_OPERATORS=47,
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/** @draft ICU 2.0 */
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UBLOCK_MISCELLANEOUS_TECHNICAL =48,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_MISCELLANEOUS_TECHNICAL=48,
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/** @draft ICU 2.0 */
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UBLOCK_CONTROL_PICTURES =49,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_CONTROL_PICTURES=49,
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/** @draft ICU 2.0 */
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UBLOCK_OPTICAL_CHARACTER_RECOGNITION =50,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_OPTICAL_CHARACTER_RECOGNITION=50,
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/** @draft ICU 2.0 */
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UBLOCK_ENCLOSED_ALPHANUMERICS =51,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_ENCLOSED_ALPHANUMERICS=51,
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/** @draft ICU 2.0 */
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UBLOCK_BOX_DRAWING =52,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_BOX_DRAWING=52,
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/** @draft ICU 2.0 */
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UBLOCK_BLOCK_ELEMENTS =53,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_BLOCK_ELEMENTS=53,
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/** @draft ICU 2.0 */
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UBLOCK_GEOMETRIC_SHAPES =54,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_GEOMETRIC_SHAPES=54,
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/** @draft ICU 2.0 */
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UBLOCK_MISCELLANEOUS_SYMBOLS =55,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_MISCELLANEOUS_SYMBOLS=55,
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/** @draft ICU 2.0 */
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UBLOCK_DINGBATS =56,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_DINGBATS=56,
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/** @draft ICU 2.0 */
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UBLOCK_BRAILLE_PATTERNS =57,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_BRAILLE_PATTERNS=57,
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/** @draft ICU 2.0 */
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UBLOCK_CJK_RADICALS_SUPPLEMENT =58,
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/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
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U_CJK_RADICALS_SUPPLEMENT=58,
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|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_KANGXI_RADICALS =59,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_KANGXI_RADICALS=59,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_IDEOGRAPHIC_DESCRIPTION_CHARACTERS =60,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_IDEOGRAPHIC_DESCRIPTION_CHARACTERS=60,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_CJK_SYMBOLS_AND_PUNCTUATION =61,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_CJK_SYMBOLS_AND_PUNCTUATION=61,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_HIRAGANA =62,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_HIRAGANA=62,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_KATAKANA =63,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_KATAKANA=63,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_BOPOMOFO =64,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_BOPOMOFO=64,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_HANGUL_COMPATIBILITY_JAMO =65,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_HANGUL_COMPATIBILITY_JAMO=65,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_KANBUN =66,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_KANBUN=66,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_BOPOMOFO_EXTENDED =67,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_BOPOMOFO_EXTENDED=67,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_ENCLOSED_CJK_LETTERS_AND_MONTHS =68,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_ENCLOSED_CJK_LETTERS_AND_MONTHS=68,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_CJK_COMPATIBILITY =69,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_CJK_COMPATIBILITY=69,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_CJK_UNIFIED_IDEOGRAPHS_EXTENSION_A =70,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_CJK_UNIFIED_IDEOGRAPHS_EXTENSION_A=70,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_CJK_UNIFIED_IDEOGRAPHS =71,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_CJK_UNIFIED_IDEOGRAPHS=71,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_YI_SYLLABLES =72,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_YI_SYLLABLES=72,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_YI_RADICALS =73,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_YI_RADICALS=73,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_HANGUL_SYLLABLES =74,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_HANGUL_SYLLABLES=74,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_HIGH_SURROGATES =75,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_HIGH_SURROGATES=75,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_HIGH_PRIVATE_USE_SURROGATES =76,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_HIGH_PRIVATE_USE_SURROGATES=76,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_LOW_SURROGATES =77,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_LOW_SURROGATES=77,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_PRIVATE_USE_AREA =78,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_PRIVATE_USE_AREA=78,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_CJK_COMPATIBILITY_IDEOGRAPHS =79,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_CJK_COMPATIBILITY_IDEOGRAPHS=79,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_ALPHABETIC_PRESENTATION_FORMS =80,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_ALPHABETIC_PRESENTATION_FORMS=80,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_ARABIC_PRESENTATION_FORMS_A =81,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_ARABIC_PRESENTATION_FORMS_A=81,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_COMBINING_HALF_MARKS =82,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_COMBINING_HALF_MARKS=82,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_CJK_COMPATIBILITY_FORMS =83,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_CJK_COMPATIBILITY_FORMS=83,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_SMALL_FORM_VARIANTS =84,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_SMALL_FORM_VARIANTS=84,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_ARABIC_PRESENTATION_FORMS_B =85,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_ARABIC_PRESENTATION_FORMS_B=85,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_SPECIALS =86,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_SPECIALS=86,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_HALFWIDTH_AND_FULLWIDTH_FORMS =87,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_HALFWIDTH_AND_FULLWIDTH_FORMS=87,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_OLD_ITALIC = 88 ,
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_GOTHIC = 89 ,
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_DESERET = 90 ,
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_BYZANTINE_MUSICAL_SYMBOLS = 91 ,
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_MUSICAL_SYMBOLS = 92 ,
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_MATHEMATICAL_ALPHANUMERIC_SYMBOLS = 93 ,
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_CJK_UNIFIED_IDEOGRAPHS_EXTENSION_B = 94 ,
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_CJK_COMPATIBILITY_IDEOGRAPHS_SUPPLEMENT = 95 ,
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_TAGS = 96 ,
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_PRIVATE_USE = 97 ,
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_COUNT=98,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_SCRIPT_COUNT=98,
|
|
|
|
/** @draft ICU 2.0 */
|
|
UBLOCK_INVALID_CODE=-1,
|
|
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_CHAR_SCRIPT_COUNT =UBLOCK_COUNT,
|
|
/** @deprecated Use the enum that begins with UBLOCK. Remove after Aug, 2002*/
|
|
U_NO_SCRIPT = UBLOCK_COUNT
|
|
|
|
};
|
|
|
|
/** @draft ICU 2.0 */
|
|
typedef enum UBlockCode UBlockCode;
|
|
|
|
/**
|
|
* Values returned by the u_getCellWidth() function.
|
|
* @stable
|
|
*/
|
|
enum UCellWidth
|
|
{
|
|
/** @stable */
|
|
U_ZERO_WIDTH = 0,
|
|
/** @stable */
|
|
U_HALF_WIDTH = 1,
|
|
/** @stable */
|
|
U_FULL_WIDTH = 2,
|
|
/** @stable */
|
|
U_NEUTRAL_WIDTH = 3,
|
|
/** @stable */
|
|
U_CELL_WIDTH_COUNT
|
|
};
|
|
|
|
/** @stable */
|
|
typedef enum UCellWidth UCellWidth;
|
|
|
|
/**
|
|
* Selector constants for u_charName().
|
|
* <code>u_charName() returns the "modern" name of a
|
|
* Unicode character; or the name that was defined in
|
|
* Unicode version 1.0, before the Unicode standard merged
|
|
* with ISO-10646; or an "extended" name that gives each
|
|
* Unicode code point a unique name.
|
|
*
|
|
* @see u_charName
|
|
* @stable
|
|
*/
|
|
enum UCharNameChoice {
|
|
U_UNICODE_CHAR_NAME,
|
|
U_UNICODE_10_CHAR_NAME,
|
|
U_EXTENDED_CHAR_NAME,
|
|
U_CHAR_NAME_CHOICE_COUNT
|
|
};
|
|
|
|
/** @stable */
|
|
typedef enum UCharNameChoice UCharNameChoice;
|
|
|
|
/**
|
|
* Determines whether the specified UChar is a lowercase character
|
|
* according to UnicodeData.txt.
|
|
*
|
|
* @param ch the character to be tested
|
|
* @return true if the character is lowercase; false otherwise.
|
|
* @see UNICODE_VERSION
|
|
* @see u_isupper
|
|
* @see u_istitle
|
|
* @see u_islower
|
|
* @stable
|
|
*/
|
|
U_CAPI UBool U_EXPORT2
|
|
u_islower(UChar32 c);
|
|
|
|
/**
|
|
* Determines whether the specified character is an uppercase character
|
|
* according to UnicodeData.txt.
|
|
*
|
|
* @param ch the character to be tested
|
|
* @return true if the character is uppercase; false otherwise.
|
|
* @see u_islower
|
|
* @see u_istitle
|
|
* @see u_tolower
|
|
* @stable
|
|
*/
|
|
U_CAPI UBool U_EXPORT2
|
|
u_isupper(UChar32 c);
|
|
|
|
/**
|
|
* Determines whether the specified character is a titlecase character
|
|
* according to UnicodeData.txt.
|
|
*
|
|
* @param ch the character to be tested
|
|
* @return true if the character is titlecase; false otherwise.
|
|
* @see u_isupper
|
|
* @see u_islower
|
|
* @see u_totitle
|
|
* @stable
|
|
*/
|
|
U_CAPI UBool U_EXPORT2
|
|
u_istitle(UChar32 c);
|
|
|
|
/**
|
|
* Determines whether the specified character is a digit according to UnicodeData.txt.
|
|
*
|
|
* @param ch the character to be tested
|
|
* @return true if the character is a digit; false otherwise.
|
|
* @stable
|
|
*/
|
|
U_CAPI UBool U_EXPORT2
|
|
u_isdigit(UChar32 c);
|
|
|
|
/**
|
|
* Determines whether the specified character is an alphanumeric character
|
|
* (letter or digit)according to UnicodeData.txt.
|
|
*
|
|
* @param ch the character to be tested
|
|
* @return true if the character is a letter or a digit; false otherwise.
|
|
* @stable
|
|
*/
|
|
U_CAPI UBool U_EXPORT2
|
|
u_isalnum(UChar32 c);
|
|
|
|
/**
|
|
* Determines whether the specified numeric value is actually a defined character
|
|
* according to UnicodeData.txt.
|
|
*
|
|
* @param ch the character to be tested
|
|
* @return true if the character has a defined Unicode meaning; false otherwise.
|
|
*
|
|
* @see u_isdigit
|
|
* @see u_isalpha
|
|
* @see u_isalnum
|
|
* @see u_isupper
|
|
* @see u_islower
|
|
* @see u_istitle
|
|
* @stable
|
|
*/
|
|
U_CAPI UBool U_EXPORT2
|
|
u_isdefined(UChar32 c);
|
|
|
|
/**
|
|
* Determines whether the specified character is a letter
|
|
* according to UnicodeData.txt.
|
|
*
|
|
* @param ch the character to be tested
|
|
* @return true if the character is a letter; false otherwise.
|
|
*
|
|
* @see u_isdigit
|
|
* @see u_isalnum
|
|
* @stable
|
|
*/
|
|
U_CAPI UBool U_EXPORT2
|
|
u_isalpha(UChar32 c);
|
|
|
|
/**
|
|
* Determines if the specified character is a space character or not.
|
|
*
|
|
* @param ch the character to be tested
|
|
* @return true if the character is a space character; false otherwise.
|
|
* @stable
|
|
*/
|
|
U_CAPI UBool U_EXPORT2
|
|
u_isspace(UChar32 c);
|
|
|
|
/**
|
|
* Determines if the specified character is white space according to ICU.
|
|
* A character is considered to be an ICU whitespace character if and only
|
|
* if it satisfies one of the following criteria:
|
|
* <ul>
|
|
* <li> It is a Unicode space separator (category "Zs"), but is not
|
|
* a no-break space (\u00A0 or \uFEFF).
|
|
* <li> It is a Unicode line separator (category "Zl").
|
|
* <li> It is a Unicode paragraph separator (category "Zp").
|
|
* <li> It is \u0009, HORIZONTAL TABULATION.
|
|
* <li> It is \u000A, LINE FEED.
|
|
* <li> It is \u000B, VERTICAL TABULATION.
|
|
* <li> It is \u000C, FORM FEED.
|
|
* <li> It is \u000D, CARRIAGE RETURN.
|
|
* <li> It is \u001C, FILE SEPARATOR.
|
|
* <li> It is \u001D, GROUP SEPARATOR.
|
|
* <li> It is \u001E, RECORD SEPARATOR.
|
|
* <li> It is \u001F, UNIT SEPARATOR.
|
|
* </ul>
|
|
* Note: This method corresponds to the Java method
|
|
* <tt>java.lang.Character.isWhitespace()</tt>.
|
|
*
|
|
* @param ch the character to be tested.
|
|
* @return true if the character is an ICU whitespace character;
|
|
* false otherwise.
|
|
* @see #u_isspace
|
|
* @stable
|
|
*/
|
|
U_CAPI UBool U_EXPORT2
|
|
u_isWhitespace(UChar32 c);
|
|
|
|
/**
|
|
* Determines whether the specified character is a control character or not.
|
|
* A control character is one of the following:
|
|
* - ISO 8-bit control character (U+0000..U+001f and U+007f..U+009f)
|
|
* - U_CONTROL_CHAR (Cc)
|
|
* - U_FORMAT_CHAR (Cf)
|
|
* - U_LINE_SEPARATOR (Zl)
|
|
* - U_PARAGRAPH_SEPARATOR (Zp)
|
|
*
|
|
* @param ch the character to be tested
|
|
* @return true if the Unicode character is a control character; false otherwise.
|
|
*
|
|
* @see u_isprint
|
|
* @stable
|
|
*/
|
|
U_CAPI UBool U_EXPORT2
|
|
u_iscntrl(UChar32 c);
|
|
|
|
|
|
/**
|
|
* Determines whether the specified character is a printable character according
|
|
* to UnicodeData.txt.
|
|
*
|
|
* @param ch the character to be tested
|
|
* @return true if the Unicode character is a printable character; false otherwise.
|
|
*
|
|
* @see u_iscntrl
|
|
* @stable
|
|
*/
|
|
U_CAPI UBool U_EXPORT2
|
|
u_isprint(UChar32 c);
|
|
|
|
/**
|
|
* Determines whether the specified character is of the base form according
|
|
* to UnicodeData.txt.
|
|
*
|
|
* @param ch the character to be tested
|
|
* @return true if the Unicode character is of the base form; false otherwise.
|
|
*
|
|
* @see u_isalpha
|
|
* @see u_isdigit
|
|
* @stable
|
|
*/
|
|
U_CAPI UBool U_EXPORT2
|
|
u_isbase(UChar32 c);
|
|
|
|
/**
|
|
* Returns the linguistic direction property of a character.
|
|
* <P>
|
|
* Returns the linguistic direction property of a character.
|
|
* For example, 0x0041 (letter A) has the LEFT_TO_RIGHT directional
|
|
* property.
|
|
* @see UCharDirection
|
|
* @stable
|
|
*/
|
|
U_CAPI UCharDirection U_EXPORT2
|
|
u_charDirection(UChar32 c);
|
|
|
|
/**
|
|
* Determines whether the character has the "mirrored" property.
|
|
* This property is set for characters that are commonly used in
|
|
* Right-To-Left contexts and need to be displayed with a "mirrored"
|
|
* glyph.
|
|
*
|
|
* @param c the character (code point, Unicode scalar value) to be tested
|
|
* @return TRUE if the character has the "mirrored" property
|
|
* @stable
|
|
*/
|
|
U_CAPI UBool U_EXPORT2
|
|
u_isMirrored(UChar32 c);
|
|
|
|
/**
|
|
* Maps the specified character to a "mirror-image" character.
|
|
* For characters with the "mirrored" property, implementations
|
|
* sometimes need a "poor man's" mapping to another Unicode
|
|
* character (code point) such that the default glyph may serve
|
|
* as the mirror-image of the default glyph of the specified
|
|
* character. This is useful for text conversion to and from
|
|
* codepages with visual order, and for displays without glyph
|
|
* selecetion capabilities.
|
|
*
|
|
* @param c the character (code point, Unicode scalar value) to be mapped
|
|
* @return another Unicode code point that may serve as a mirror-image
|
|
* substitute, or c itself if there is no such mapping or c
|
|
* does not have the "mirrored" property
|
|
* @stable
|
|
*/
|
|
U_CAPI UChar32 U_EXPORT2
|
|
u_charMirror(UChar32 c);
|
|
|
|
/**
|
|
* Returns a value indicating the display-cell width of the character
|
|
* when used in Asian text, according to the Unicode standard (see p. 6-130
|
|
* of The Unicode Standard, Version 2.0). The results for various characters
|
|
* are as follows:
|
|
* <P>
|
|
* ZERO_WIDTH: Characters which are considered to take up no display-cell space:
|
|
* control characters
|
|
* format characters
|
|
* line and paragraph separators
|
|
* non-spacing marks
|
|
* combining Hangul jungseong
|
|
* combining Hangul jongseong
|
|
* unassigned Unicode values
|
|
* <P>
|
|
* HALF_WIDTH: Characters which take up half a cell in standard Asian text:
|
|
* all characters in the General Scripts Area except combining Hangul choseong
|
|
* and the characters called out specifically above as ZERO_WIDTH
|
|
* alphabetic and Arabic presentation forms
|
|
* halfwidth CJK punctuation
|
|
* halfwidth Katakana
|
|
* halfwidth Hangul Jamo
|
|
* halfwidth forms, arrows, and shapes
|
|
* <P>
|
|
* FULL_WIDTH: Characters which take up a full cell in standard Asian text:
|
|
* combining Hangul choseong
|
|
* all characters in the CJK Phonetics and Symbols Area
|
|
* all characters in the CJK Ideographs Area
|
|
* all characters in the Hangul Syllables Area
|
|
* CJK compatibility ideographs
|
|
* CJK compatibility forms
|
|
* small form variants
|
|
* fullwidth ASCII
|
|
* fullwidth punctuation and currency signs
|
|
* <P>
|
|
* NEUTRAL: Characters whose cell width is context-dependent:
|
|
* all characters in the Symbols Area, except those specifically called out above
|
|
* all characters in the Surrogates Area
|
|
* all charcaters in the Private Use Area
|
|
* <P>
|
|
* For Korean text, this algorithm should work properly with properly normalized Korean
|
|
* text. Precomposed Hangul syllables and non-combining jamo are all considered full-
|
|
* width characters. For combining jamo, we treat we treat choseong (initial consonants)
|
|
* as double-width characters and junseong (vowels) and jongseong (final consonants)
|
|
* as non-spacing marks. This will work right in text that uses the precomposed
|
|
* choseong characters instead of teo choseong characters in a row, and which uses the
|
|
* choseong filler character at the beginning of syllables that don't have an initial
|
|
* consonant. The results may be slightly off with Korean text following different
|
|
* conventions.
|
|
* @stable
|
|
*/
|
|
U_CAPI uint16_t U_EXPORT2
|
|
u_charCellWidth(UChar32 c);
|
|
|
|
/**
|
|
* Returns a value indicating a character category.
|
|
* The categories are taken from the Unicode Character Database (UCD) in
|
|
* UnicodeData.txt.
|
|
* ICU changes the category of some of the ISO control characters to various
|
|
* separators categories.
|
|
*
|
|
* @param c the character to be tested
|
|
* @return a value of type int, the character category.
|
|
* @see UCharCategory
|
|
* @stable
|
|
*/
|
|
U_CAPI int8_t U_EXPORT2
|
|
u_charType(UChar32 c);
|
|
|
|
/**
|
|
* Callback from u_enumCharTypes(), is called for each contiguous range
|
|
* of code points c (where start<=c<limit)
|
|
* with the same Unicode general category ("character type").
|
|
*
|
|
* The callback function can stop the enumeration by returning FALSE.
|
|
*
|
|
* @param context an opaque pointer, as passed into utrie_enum()
|
|
* @param start the first code point in a contiguous range with value
|
|
* @param limit one past the last code point in a contiguous range with value
|
|
* @param type the general category for all code points in [start..limit[
|
|
* @return FALSE to stop the enumeration
|
|
*
|
|
* @draft ICU 2.1
|
|
* @see UCharCategory
|
|
* @see u_enumCharTypes
|
|
*/
|
|
typedef UBool U_CALLCONV
|
|
UCharEnumTypeRange(const void *context, UChar32 start, UChar32 limit, UCharCategory type);
|
|
|
|
/**
|
|
* Enumerate efficiently all code points with their Unicode general categories.
|
|
*
|
|
* This is useful for building data structures (e.g., UnicodeSet's),
|
|
* for enumerating all assigned code points (type!=U_UNASSIGNED), etc.
|
|
*
|
|
* For each contiguous range of code points with a given general category ("character type"),
|
|
* the UCharEnumTypeRange function is called.
|
|
* Adjacent ranges have different types.
|
|
* The Unicode Standard guarantees that the numeric value of the type is 0..31.
|
|
*
|
|
* @param enumRange a pointer to a function that is called for each contiguous range
|
|
* of code points with the same general category
|
|
* @param context an opaque pointer that is passed on to the callback function
|
|
*
|
|
* @draft ICU 2.1
|
|
* @see UCharCategory
|
|
* @see UCharEnumTypeRange
|
|
*/
|
|
U_CAPI void U_EXPORT2
|
|
u_enumCharTypes(UCharEnumTypeRange *enumRange, const void *context);
|
|
|
|
/**
|
|
* Returns the combining class of the code point as specified in UnicodeData.txt.
|
|
*
|
|
* @param c the code point of the character
|
|
* @return the combining class of the character
|
|
* @stable
|
|
*/
|
|
U_CAPI uint8_t U_EXPORT2
|
|
u_getCombiningClass(UChar32 c);
|
|
|
|
/**
|
|
* Retrives the decimal numeric value of a digit character.
|
|
*
|
|
* @param c the digit character for which to get the numeric value
|
|
* @return the numeric value of ch in decimal radix. This method returns
|
|
* -1 if ch is not a valid digit character.
|
|
* @stable
|
|
*/
|
|
U_CAPI int32_t U_EXPORT2
|
|
u_charDigitValue(UChar32 c);
|
|
|
|
/**
|
|
* Returns the Unicode allocation block that contains the character.
|
|
*
|
|
* @see #UCharBlock
|
|
* @draft ICU 2.0
|
|
*/
|
|
U_CAPI UBlockCode U_EXPORT2
|
|
ublock_getCode(UChar32 ch);
|
|
|
|
/**
|
|
* Retrieve the name of a Unicode character.
|
|
* Depending on <code>nameChoice</code>, the character name written
|
|
* into the buffer is the "modern" name or the name that was defined
|
|
* in Unicode version 1.0.
|
|
* The name contains only "invariant" characters
|
|
* like A-Z, 0-9, space, and '-'.
|
|
* Unicode 1.0 names are only retrieved if they are different from the modern
|
|
* names and if the data file contains the data for them. gennames may or may
|
|
* not be called with a command line option to include 1.0 names in unames.dat.
|
|
*
|
|
* @param code The character (code point) for which to get the name.
|
|
* It must be <code>0<=code<0x10ffff</code>.
|
|
* @param nameChoice Selector for which name to get.
|
|
* @param buffer Destination address for copying the name.
|
|
* The name will always be zero-terminated.
|
|
* If there is no name, then the buffer will be set to the empty string.
|
|
* @param bufferLength <code>==sizeof(buffer)</code>
|
|
* @param pErrorCode Pointer to a UErrorCode variable;
|
|
* check for <code>U_SUCCESS()</code> after <code>u_charName()</code>
|
|
* returns.
|
|
* @return The length of the name, or 0 if there is no name for this character.
|
|
* If the bufferLength is less than or equal to the length, then the buffer
|
|
* contains the truncated name and the returned length indicates the full
|
|
* length of the name.
|
|
* The length does not include the zero-termination.
|
|
*
|
|
* @see UCharNameChoice
|
|
* @see u_charFromName
|
|
* @see u_enumCharNames
|
|
* @stable
|
|
*/
|
|
U_CAPI UTextOffset U_EXPORT2
|
|
u_charName(UChar32 code, UCharNameChoice nameChoice,
|
|
char *buffer, UTextOffset bufferLength,
|
|
UErrorCode *pErrorCode);
|
|
|
|
/**
|
|
* Find a Unicode character by its name and return its code point value.
|
|
* The name is matched exactly and completely.
|
|
* A Unicode 1.0 name is matched only if it differs from the modern name.
|
|
* Unicode names are all uppercase. Extended names are all lowercase and
|
|
* within angle brackets.
|
|
*
|
|
* @param nameChoice Selector for which name to match.
|
|
* @param name The name to match.
|
|
* @param pErrorCode Pointer to a UErrorCode variable
|
|
* @return The Unicode code point value of the character with the given name,
|
|
* or 0xffff if there is no such character or if the extended name
|
|
* corresponds to U+FFFF. In the latter case, the variable pointed
|
|
* to by pErrorCode is not set to an error code.
|
|
*
|
|
* @see UCharNameChoice
|
|
* @see u_charName
|
|
* @see u_enumCharNames
|
|
*/
|
|
U_CAPI UChar32 U_EXPORT2
|
|
u_charFromName(UCharNameChoice nameChoice,
|
|
const char *name,
|
|
UErrorCode *pErrorCode);
|
|
|
|
/**
|
|
* Type of a callback function for u_enumCharNames() that gets called
|
|
* for each Unicode character with the code point value and
|
|
* the character name.
|
|
* If such a function returns FALSE, then the enumeration is stopped.
|
|
*
|
|
* @param context The context pointer that was passed to u_enumCharNames().
|
|
* @param code The Unicode code point for the character with this name.
|
|
* @param nameChoice Selector for which kind of names is enumerated.
|
|
* @param name The character's name, zero-terminated.
|
|
* @param length The length of the name.
|
|
* @return TRUE if the enumeration should continue, FALSE to stop it.
|
|
*
|
|
* @see UCharNameChoice
|
|
* @see u_enumCharNames
|
|
*/
|
|
typedef UBool UEnumCharNamesFn(void *context,
|
|
UChar32 code,
|
|
UCharNameChoice nameChoice,
|
|
const char *name,
|
|
UTextOffset length);
|
|
|
|
/**
|
|
* Enumerate all assigned Unicode characters between the start and limit
|
|
* code points (start inclusive, limit exclusive) and call a function
|
|
* for each, passing the code point value and the character name.
|
|
* For Unicode 1.0 names, only those are enumerated that differ from the
|
|
* modern names.
|
|
*
|
|
* @param start The first code point in the enumeration range.
|
|
* @param limit One more than the last code point in the enumeration range
|
|
* (the first one after the range).
|
|
* @param fn The function that is to be called for each character name.
|
|
* @param context An arbitrary pointer that is passed to the function.
|
|
* @param nameChoice Selector for which kind of names to enumerate.
|
|
* @param pErrorCode Pointer to a UErrorCode variable
|
|
*
|
|
* @see UCharNameChoice
|
|
* @see UEnumCharNamesFn
|
|
* @see u_charName
|
|
* @see u_charFromName
|
|
*/
|
|
U_CAPI void U_EXPORT2
|
|
u_enumCharNames(UChar32 start, UChar32 limit,
|
|
UEnumCharNamesFn *fn,
|
|
void *context,
|
|
UCharNameChoice nameChoice,
|
|
UErrorCode *pErrorCode);
|
|
|
|
/**
|
|
* The following functions are java specific.
|
|
*/
|
|
/**
|
|
* A convenience method for determining if a Unicode character
|
|
* is allowed to start in a Unicode identifier.
|
|
* A character may start a Unicode identifier if and only if
|
|
* it is a letter.
|
|
*
|
|
* @param c the Unicode character.
|
|
* @return TRUE if the character may start a Unicode identifier;
|
|
* FALSE otherwise.
|
|
* @see u_isalpha
|
|
* @see u_isIDPart
|
|
* @stable
|
|
*/
|
|
U_CAPI UBool U_EXPORT2
|
|
u_isIDStart(UChar32 c);
|
|
|
|
/**
|
|
* A convenience method for determining if a Unicode character
|
|
* may be part of a Unicode identifier other than the starting
|
|
* character.
|
|
* <P>
|
|
* A character may be part of a Unicode identifier if and only if
|
|
* it is one of the following:
|
|
* <ul>
|
|
* <li> a letter
|
|
* <li> a connecting punctuation character (such as "_").
|
|
* <li> a digit
|
|
* <li> a numeric letter (such as a Roman numeral character)
|
|
* <li> a combining mark
|
|
* <li> a non-spacing mark
|
|
* <li> an ignorable control character
|
|
* </ul>
|
|
*
|
|
* @param c the Unicode character.
|
|
* @return TRUE if the character may be part of a Unicode identifier;
|
|
* FALSE otherwise.
|
|
* @see u_isIDIgnorable
|
|
* @see u_isIDStart
|
|
* @stable
|
|
*/
|
|
U_CAPI UBool U_EXPORT2
|
|
u_isIDPart(UChar32 c);
|
|
|
|
/**
|
|
* A convenience method for determining if a Unicode character
|
|
* should be regarded as an ignorable character
|
|
* in a Unicode identifier.
|
|
* <P>
|
|
* The following Unicode characters are ignorable in a
|
|
* Unicode identifier:
|
|
* <table>
|
|
* <tr><td>0x0000 through 0x0008,</td>
|
|
* <td>ISO control characters that</td></tr>
|
|
* <tr><td>0x000E through 0x001B,</td> <td>are not whitespace</td></tr>
|
|
* <tr><td>and 0x007F through 0x009F</td></tr>
|
|
* <tr><td>0x200C through 0x200F</td> <td>join controls</td></tr>
|
|
* <tr><td>0x200A through 0x200E</td> <td>bidirectional controls</td></tr>
|
|
* <tr><td>0x206A through 0x206F</td> <td>format controls</td></tr>
|
|
* <tr><td>0xFEFF</td> <td>zero-width no-break space</td></tr>
|
|
* </table>
|
|
*
|
|
* @param c the Unicode character.
|
|
* @return TRUE if the character may be part of a Unicode identifier;
|
|
* FALSE otherwise.
|
|
* @see u_isIDPart
|
|
* @stable
|
|
*/
|
|
U_CAPI UBool U_EXPORT2
|
|
u_isIDIgnorable(UChar32 c);
|
|
|
|
/**
|
|
* A convenience method for determining if a Unicode character
|
|
* is allowed as the first character in a Java identifier.
|
|
* <P>
|
|
* A character may start a Java identifier if and only if
|
|
* it is one of the following:
|
|
* <ul>
|
|
* <li> a letter
|
|
* <li> a currency symbol (such as "$")
|
|
* <li> a connecting punctuation symbol (such as "_").
|
|
* </ul>
|
|
*
|
|
* @param c the Unicode character.
|
|
* @return TRUE if the character may start a Java identifier;
|
|
* FALSE otherwise.
|
|
* @see u_isJavaIDPart
|
|
* @see u_isalpha
|
|
* @see u_isIDStart
|
|
* @stable
|
|
*/
|
|
U_CAPI UBool U_EXPORT2
|
|
u_isJavaIDStart(UChar32 c);
|
|
|
|
/**
|
|
* A convenience method for determining if a Unicode character
|
|
* may be part of a Java identifier other than the starting
|
|
* character.
|
|
* <P>
|
|
* A character may be part of a Java identifier if and only if
|
|
* it is one of the following:
|
|
* <ul>
|
|
* <li> a letter
|
|
* <li> a currency symbol (such as "$")
|
|
* <li> a connecting punctuation character (such as "_").
|
|
* <li> a digit
|
|
* <li> a numeric letter (such as a Roman numeral character)
|
|
* <li> a combining mark
|
|
* <li> a non-spacing mark
|
|
* <li> an ignorable control character
|
|
* </ul>
|
|
*
|
|
* @param c the Unicode character.
|
|
* @return TRUE if the character may be part of a Unicode identifier;
|
|
* FALSE otherwise.
|
|
* @see u_isIDIgnorable
|
|
* @see u_isJavaIDStart
|
|
* @see u_isalpha
|
|
* @see u_isdigit
|
|
* @see u_isIDPart
|
|
* @stable
|
|
*/
|
|
U_CAPI UBool U_EXPORT2
|
|
u_isJavaIDPart(UChar32 c);
|
|
|
|
/**
|
|
* Functions to change character case.
|
|
*/
|
|
|
|
/**
|
|
* The given character is mapped to its lowercase equivalent according to
|
|
* UnicodeData.txt; if the character has no lowercase equivalent, the character
|
|
* itself is returned.
|
|
* <P>
|
|
* A character has a lowercase equivalent if and only if a lowercase mapping
|
|
* is specified for the character in the UnicodeData.txt attribute table.
|
|
* <P>
|
|
* u_tolower() only deals with the general letter case conversion.
|
|
* For language specific case conversion behavior, use ustrToUpper().
|
|
* For example, the case conversion for dot-less i and dotted I in Turkish,
|
|
* or for final sigma in Greek.
|
|
*
|
|
* @param ch the character to be converted
|
|
* @return the lowercase equivalent of the character, if any;
|
|
* otherwise the character itself.
|
|
* @stable
|
|
*/
|
|
U_CAPI UChar32 U_EXPORT2
|
|
u_tolower(UChar32 c);
|
|
|
|
/**
|
|
* The given character is mapped to its uppercase equivalent according to UnicodeData.txt;
|
|
* if the character has no uppercase equivalent, the character itself is
|
|
* returned.
|
|
* <P>
|
|
* u_toupper() only deals with the general letter case conversion.
|
|
* For language specific case conversion behavior, use ustrToUpper().
|
|
* For example, the case conversion for dot-less i and dotted I in Turkish,
|
|
* or ess-zed (i.e., "sharp S") in German.
|
|
*
|
|
* @param ch the character to be converted
|
|
* @return the uppercase equivalent of the character, if any;
|
|
* otherwise the character itself.
|
|
* @stable
|
|
*/
|
|
U_CAPI UChar32 U_EXPORT2
|
|
u_toupper(UChar32 c);
|
|
|
|
/**
|
|
* The given character is mapped to its titlecase equivalent according to UnicodeData.txt.
|
|
* There are only four Unicode characters that are truly titlecase forms
|
|
* that are distinct from uppercase forms. As a rule, if a character has no
|
|
* true titlecase equivalent, its uppercase equivalent is returned.
|
|
* <P>
|
|
* A character has a titlecase equivalent if and only if a titlecase mapping
|
|
* is specified for the character in the UnicodeData.txt data.
|
|
*
|
|
* @param ch the character to be converted
|
|
* @return the titlecase equivalent of the character, if any;
|
|
* otherwise the character itself.
|
|
* @stable
|
|
*/
|
|
U_CAPI UChar32 U_EXPORT2
|
|
u_totitle(UChar32 c);
|
|
|
|
/** Option value for case folding: use all mappings defined in CaseFolding.txt. @draft ICU 1.8 */
|
|
#define U_FOLD_CASE_DEFAULT 0
|
|
/** Option value for case folding: exclude the mappings for dotted I and dotless i marked with 'I' in CaseFolding.txt. @draft ICU 1.8 */
|
|
#define U_FOLD_CASE_EXCLUDE_SPECIAL_I 1
|
|
|
|
/**
|
|
* The given character is mapped to its case folding equivalent according to
|
|
* UnicodeData.txt and CaseFolding.txt; if the character has no case folding equivalent, the character
|
|
* itself is returned.
|
|
* Only "simple", single-code point case folding mappings are used.
|
|
* "Full" mappings are used by u_strFoldCase().
|
|
*
|
|
* @param c the character to be converted
|
|
* @param options Either U_FOLD_CASE_DEFAULT or U_FOLD_CASE_EXCLUDE_SPECIAL_I
|
|
* @return the case folding equivalent of the character, if any;
|
|
* otherwise the character itself.
|
|
* @draft ICU 1.8
|
|
*/
|
|
U_CAPI UChar32 U_EXPORT2
|
|
u_foldCase(UChar32 c, uint32_t options);
|
|
|
|
/**
|
|
* Returns the numeric value of the character <code>ch</code> in the
|
|
* specified radix.
|
|
* <p>
|
|
* If the radix is not in the range <code>2 <= radix <= 36</code> or if the
|
|
* value of <code>ch</code> is not a valid digit in the specified
|
|
* radix, <code>-1</code> is returned. A character is a valid digit
|
|
* if at least one of the following is true:
|
|
* <ul>
|
|
* <li>The method <code>u_isdigit</code> is true of the character
|
|
* and the Unicode decimal digit value of the character (or its
|
|
* single-character decomposition) is less than the specified radix.
|
|
* In this case the decimal digit value is returned.
|
|
* <li>The character is one of the uppercase Latin letters
|
|
* <code>'A'</code> through <code>'Z'</code> and its code is less than
|
|
* <code>radix + 'A' - 10</code>.
|
|
* In this case, <code>ch - 'A' + 10</code>
|
|
* is returned.
|
|
* <li>The character is one of the lowercase Latin letters
|
|
* <code>'a'</code> through <code>'z'</code> and its code is less than
|
|
* <code>radix + 'a' - 10</code>.
|
|
* In this case, <code>ch - 'a' + 10</code>
|
|
* is returned.
|
|
* </ul>
|
|
*
|
|
* @param ch the character to be converted.
|
|
* @param radix the radix.
|
|
* @return the numeric value represented by the character in the
|
|
* specified radix.
|
|
*
|
|
* @see u_forDigit
|
|
* @see u_charDigitValue
|
|
* @see u_isdigit
|
|
* @draft ICU 2.0
|
|
*/
|
|
U_CAPI int32_t U_EXPORT2
|
|
u_digit(UChar32 ch, int8_t radix);
|
|
|
|
/**
|
|
* Determines the character representation for a specific digit in
|
|
* the specified radix. If the value of <code>radix</code> is not a
|
|
* valid radix, or the value of <code>digit</code> is not a valid
|
|
* digit in the specified radix, the null character
|
|
* (<code>U+0000</code>) is returned.
|
|
* <p>
|
|
* The <code>radix</code> argument is valid if it is greater than or
|
|
* equal to 2 and less than or equal to 36.
|
|
* The <code>digit</code> argument is valid if
|
|
* <code>0 <= digit < radix</code>.
|
|
* <p>
|
|
* If the digit is less than 10, then
|
|
* <code>'0' + digit</code> is returned. Otherwise, the value
|
|
* <code>'a' + digit - 10</code> is returned.
|
|
*
|
|
* @param digit the number to convert to a character.
|
|
* @param radix the radix.
|
|
* @return the <code>char</code> representation of the specified digit
|
|
* in the specified radix.
|
|
*
|
|
* @see u_digit
|
|
* @see u_charDigitValue
|
|
* @see u_isdigit
|
|
* @draft ICU 2.0
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|
*/
|
|
U_CAPI UChar32 U_EXPORT2
|
|
u_forDigit(int32_t digit, int8_t radix);
|
|
|
|
/**
|
|
* Gets the Unicode version information. The version array stores the version information
|
|
* for the Unicode standard that is currently used by ICU. For example, release "1.3.31.2"
|
|
* is then represented as 0x01031F02.
|
|
* @param versionArray the version # information, the result will be filled in
|
|
* @stable
|
|
*/
|
|
U_CAPI void U_EXPORT2
|
|
u_getUnicodeVersion(UVersionInfo info);
|
|
|
|
|
|
/**
|
|
*@deprecated Use u_charBlock instead. Remove after Aug,2002
|
|
*/
|
|
#define u_charScript ublock_getCode
|
|
/** @deprecated Use the enum UCharBlock instead. Remove after Aug,2002*/
|
|
typedef UBlockCode UCharScript;
|
|
|
|
U_CDECL_END
|
|
|
|
#endif /*_UCHAR*/
|
|
/*eof*/
|