424 lines
12 KiB
C++
424 lines
12 KiB
C++
/*
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*******************************************************************************
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*
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* Copyright (C) 2002-2010, 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 name: uprops.h
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* encoding: US-ASCII
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* tab size: 8 (not used)
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* indentation:4
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*
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* created on: 2002feb24
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* created by: Markus W. Scherer
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*
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* Constants for mostly non-core Unicode character properties
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* stored in uprops.icu.
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*/
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#ifndef __UPROPS_H__
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#define __UPROPS_H__
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#include "unicode/utypes.h"
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#include "unicode/uset.h"
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#include "uset_imp.h"
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#include "udataswp.h"
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/* indexes[] entries */
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enum {
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UPROPS_PROPS32_INDEX,
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UPROPS_EXCEPTIONS_INDEX,
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UPROPS_EXCEPTIONS_TOP_INDEX,
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UPROPS_ADDITIONAL_TRIE_INDEX,
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UPROPS_ADDITIONAL_VECTORS_INDEX,
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UPROPS_ADDITIONAL_VECTORS_COLUMNS_INDEX,
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UPROPS_SCRIPT_EXTENSIONS_INDEX,
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UPROPS_RESERVED_INDEX_7,
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UPROPS_RESERVED_INDEX_8,
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/* size of the data file (number of 32-bit units after the header) */
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UPROPS_DATA_TOP_INDEX,
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/* maximum values for code values in vector word 0 */
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UPROPS_MAX_VALUES_INDEX=10,
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/* maximum values for code values in vector word 2 */
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UPROPS_MAX_VALUES_2_INDEX,
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UPROPS_INDEX_COUNT=16
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};
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/* definitions for the main properties words */
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enum {
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/* general category shift==0 0 (5 bits) */
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/* reserved 5 (1 bit) */
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UPROPS_NUMERIC_TYPE_VALUE_SHIFT=6 /* 6 (10 bits) */
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};
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#define GET_CATEGORY(props) ((props)&0x1f)
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#define CAT_MASK(props) U_MASK(GET_CATEGORY(props))
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#define GET_NUMERIC_TYPE_VALUE(props) ((props)>>UPROPS_NUMERIC_TYPE_VALUE_SHIFT)
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/* constants for the storage form of numeric types and values */
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enum {
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UPROPS_NTV_NONE=0,
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UPROPS_NTV_DECIMAL_START=1,
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UPROPS_NTV_DIGIT_START=11,
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UPROPS_NTV_NUMERIC_START=21,
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UPROPS_NTV_FRACTION_START=0xb0,
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UPROPS_NTV_LARGE_START=0x1e0,
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UPROPS_NTV_RESERVED_START=0x300,
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UPROPS_NTV_MAX_SMALL_INT=UPROPS_NTV_FRACTION_START-UPROPS_NTV_NUMERIC_START-1
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};
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#define UPROPS_NTV_GET_TYPE(ntv) \
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((ntv==UPROPS_NTV_NONE) ? U_NT_NONE : \
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(ntv<UPROPS_NTV_DIGIT_START) ? U_NT_DECIMAL : \
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(ntv<UPROPS_NTV_NUMERIC_START) ? U_NT_DIGIT : \
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U_NT_NUMERIC)
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/* number of properties vector words */
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#define UPROPS_VECTOR_WORDS 3
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/*
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* Properties in vector word 0
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* Bits
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* 31..24 DerivedAge version major/minor one nibble each
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* 23..22 3..1: Bits 7..0 = Script_Extensions index
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* 3: Script value from Script_Extensions
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* 2: Script=Inherited
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* 1: Script=Common
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* 0: Script=bits 7..0
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* 21..20 reserved
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* 19..17 East Asian Width
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* 16.. 8 UBlockCode
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* 7.. 0 UScriptCode, or index to Script_Extensions
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*/
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/* derived age: one nibble each for major and minor version numbers */
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#define UPROPS_AGE_MASK 0xff000000
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#define UPROPS_AGE_SHIFT 24
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/* Script_Extensions: mask includes Script */
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#define UPROPS_SCRIPT_X_MASK 0x00c000ff
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#define UPROPS_SCRIPT_X_SHIFT 22
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#define UPROPS_EA_MASK 0x000e0000
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#define UPROPS_EA_SHIFT 17
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#define UPROPS_BLOCK_MASK 0x0001ff00
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#define UPROPS_BLOCK_SHIFT 8
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#define UPROPS_SCRIPT_MASK 0x000000ff
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/* UPROPS_SCRIPT_X_WITH_COMMON must be the lowest value that involves Script_Extensions. */
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#define UPROPS_SCRIPT_X_WITH_COMMON 0x400000
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#define UPROPS_SCRIPT_X_WITH_INHERITED 0x800000
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#define UPROPS_SCRIPT_X_WITH_OTHER 0xc00000
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/*
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* Properties in vector word 1
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* Each bit encodes one binary property.
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* The following constants represent the bit number, use 1<<UPROPS_XYZ.
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* UPROPS_BINARY_1_TOP<=32!
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*
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* Keep this list of property enums in sync with
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* propListNames[] in icu/source/tools/genprops/props2.c!
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*
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* ICU 2.6/uprops format version 3.2 stores full properties instead of "Other_".
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*/
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enum {
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UPROPS_WHITE_SPACE,
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UPROPS_DASH,
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UPROPS_HYPHEN,
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UPROPS_QUOTATION_MARK,
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UPROPS_TERMINAL_PUNCTUATION,
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UPROPS_MATH,
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UPROPS_HEX_DIGIT,
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UPROPS_ASCII_HEX_DIGIT,
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UPROPS_ALPHABETIC,
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UPROPS_IDEOGRAPHIC,
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UPROPS_DIACRITIC,
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UPROPS_EXTENDER,
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UPROPS_NONCHARACTER_CODE_POINT,
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UPROPS_GRAPHEME_EXTEND,
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UPROPS_GRAPHEME_LINK,
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UPROPS_IDS_BINARY_OPERATOR,
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UPROPS_IDS_TRINARY_OPERATOR,
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UPROPS_RADICAL,
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UPROPS_UNIFIED_IDEOGRAPH,
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UPROPS_DEFAULT_IGNORABLE_CODE_POINT,
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UPROPS_DEPRECATED,
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UPROPS_LOGICAL_ORDER_EXCEPTION,
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UPROPS_XID_START,
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UPROPS_XID_CONTINUE,
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UPROPS_ID_START, /* ICU 2.6, uprops format version 3.2 */
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UPROPS_ID_CONTINUE,
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UPROPS_GRAPHEME_BASE,
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UPROPS_S_TERM, /* new in ICU 3.0 and Unicode 4.0.1 */
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UPROPS_VARIATION_SELECTOR,
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UPROPS_PATTERN_SYNTAX, /* new in ICU 3.4 and Unicode 4.1 */
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UPROPS_PATTERN_WHITE_SPACE,
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UPROPS_RESERVED, /* reserved & unused */
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UPROPS_BINARY_1_TOP /* ==32 - full! */
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};
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/*
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* Properties in vector word 2
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* Bits
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* 31..26 reserved
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* 25..20 Line Break
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* 19..15 Sentence Break
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* 14..10 Word Break
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* 9.. 5 Grapheme Cluster Break
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* 4.. 0 Decomposition Type
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*/
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#define UPROPS_LB_MASK 0x03f00000
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#define UPROPS_LB_SHIFT 20
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#define UPROPS_SB_MASK 0x000f8000
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#define UPROPS_SB_SHIFT 15
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#define UPROPS_WB_MASK 0x00007c00
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#define UPROPS_WB_SHIFT 10
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#define UPROPS_GCB_MASK 0x000003e0
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#define UPROPS_GCB_SHIFT 5
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#define UPROPS_DT_MASK 0x0000001f
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/**
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* Get a properties vector word for a code point.
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* Implemented in uchar.c for uprops.c.
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* column==-1 gets the 32-bit main properties word instead.
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* @return 0 if no data or illegal argument
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*/
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U_CFUNC uint32_t
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u_getUnicodeProperties(UChar32 c, int32_t column);
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/**
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* Get the the maximum values for some enum/int properties.
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* Use the same column numbers as for u_getUnicodeProperties().
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* The returned value will contain maximum values stored in the same bit fields
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* as where the enum values are stored in the u_getUnicodeProperties()
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* return values for the same columns.
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*
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* Valid columns are those for properties words that contain enumerated values.
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* (ICU 2.6: columns 0 and 2)
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* For other column numbers, this function will return 0.
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*
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* @internal
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*/
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U_CFUNC int32_t
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uprv_getMaxValues(int32_t column);
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/**
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* Checks if c is alphabetic, or a decimal digit; implements UCHAR_POSIX_ALNUM.
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* @internal
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*/
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U_CFUNC UBool
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u_isalnumPOSIX(UChar32 c);
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/**
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* Checks if c is in
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* [^\p{space}\p{gc=Control}\p{gc=Surrogate}\p{gc=Unassigned}]
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* with space=\p{Whitespace} and Control=Cc.
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* Implements UCHAR_POSIX_GRAPH.
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* @internal
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*/
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U_CFUNC UBool
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u_isgraphPOSIX(UChar32 c);
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/**
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* Checks if c is in \p{graph}\p{blank} - \p{cntrl}.
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* Implements UCHAR_POSIX_PRINT.
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* @internal
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*/
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U_CFUNC UBool
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u_isprintPOSIX(UChar32 c);
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/** Turn a bit index into a bit flag. @internal */
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#define FLAG(n) ((uint32_t)1<<(n))
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/** Flags for general categories in the order of UCharCategory. @internal */
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#define _Cn FLAG(U_GENERAL_OTHER_TYPES)
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#define _Lu FLAG(U_UPPERCASE_LETTER)
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#define _Ll FLAG(U_LOWERCASE_LETTER)
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#define _Lt FLAG(U_TITLECASE_LETTER)
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#define _Lm FLAG(U_MODIFIER_LETTER)
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/* #define _Lo FLAG(U_OTHER_LETTER) -- conflicts with MS Visual Studio 9.0 xiosbase */
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#define _Mn FLAG(U_NON_SPACING_MARK)
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#define _Me FLAG(U_ENCLOSING_MARK)
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#define _Mc FLAG(U_COMBINING_SPACING_MARK)
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#define _Nd FLAG(U_DECIMAL_DIGIT_NUMBER)
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#define _Nl FLAG(U_LETTER_NUMBER)
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#define _No FLAG(U_OTHER_NUMBER)
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#define _Zs FLAG(U_SPACE_SEPARATOR)
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#define _Zl FLAG(U_LINE_SEPARATOR)
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#define _Zp FLAG(U_PARAGRAPH_SEPARATOR)
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#define _Cc FLAG(U_CONTROL_CHAR)
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#define _Cf FLAG(U_FORMAT_CHAR)
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#define _Co FLAG(U_PRIVATE_USE_CHAR)
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#define _Cs FLAG(U_SURROGATE)
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#define _Pd FLAG(U_DASH_PUNCTUATION)
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#define _Ps FLAG(U_START_PUNCTUATION)
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/* #define _Pe FLAG(U_END_PUNCTUATION) -- conflicts with MS Visual Studio 9.0 xlocnum */
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/* #define _Pc FLAG(U_CONNECTOR_PUNCTUATION) -- conflicts with MS Visual Studio 9.0 streambuf */
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#define _Po FLAG(U_OTHER_PUNCTUATION)
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#define _Sm FLAG(U_MATH_SYMBOL)
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#define _Sc FLAG(U_CURRENCY_SYMBOL)
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#define _Sk FLAG(U_MODIFIER_SYMBOL)
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#define _So FLAG(U_OTHER_SYMBOL)
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#define _Pi FLAG(U_INITIAL_PUNCTUATION)
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/* #define _Pf FLAG(U_FINAL_PUNCTUATION) -- conflicts with MS Visual Studio 9.0 streambuf */
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/** Some code points. @internal */
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enum {
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TAB =0x0009,
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LF =0x000a,
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FF =0x000c,
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CR =0x000d,
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U_A =0x0041,
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U_F =0x0046,
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U_Z =0x005a,
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U_a =0x0061,
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U_f =0x0066,
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U_z =0x007a,
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DEL =0x007f,
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NL =0x0085,
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NBSP =0x00a0,
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CGJ =0x034f,
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FIGURESP=0x2007,
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HAIRSP =0x200a,
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ZWNJ =0x200c,
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ZWJ =0x200d,
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RLM =0x200f,
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NNBSP =0x202f,
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WJ =0x2060,
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INHSWAP =0x206a,
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NOMDIG =0x206f,
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U_FW_A =0xff21,
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U_FW_F =0xff26,
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U_FW_Z =0xff3a,
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U_FW_a =0xff41,
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U_FW_f =0xff46,
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U_FW_z =0xff5a,
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ZWNBSP =0xfeff
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};
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/**
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* Get the maximum length of a (regular/1.0/extended) character name.
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* @return 0 if no character names available.
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*/
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U_CAPI int32_t U_EXPORT2
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uprv_getMaxCharNameLength(void);
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/**
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* Fills set with characters that are used in Unicode character names.
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* Includes all characters that are used in regular/Unicode 1.0/extended names.
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* Just empties the set if no character names are available.
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* @param sa USetAdder to receive characters.
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*/
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U_CAPI void U_EXPORT2
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uprv_getCharNameCharacters(const USetAdder *sa);
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/**
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* Constants for which data and implementation files provide which properties.
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* Used by UnicodeSet for service-specific property enumeration.
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* @internal
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*/
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enum UPropertySource {
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/** No source, not a supported property. */
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UPROPS_SRC_NONE,
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/** From uchar.c/uprops.icu main trie */
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UPROPS_SRC_CHAR,
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/** From uchar.c/uprops.icu properties vectors trie */
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UPROPS_SRC_PROPSVEC,
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/** From unames.c/unames.icu */
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UPROPS_SRC_NAMES,
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/** From ucase.c/ucase.icu */
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UPROPS_SRC_CASE,
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/** From ubidi_props.c/ubidi.icu */
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UPROPS_SRC_BIDI,
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/** From uchar.c/uprops.icu main trie as well as properties vectors trie */
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UPROPS_SRC_CHAR_AND_PROPSVEC,
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/** From ucase.c/ucase.icu as well as unorm.cpp/unorm.icu */
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UPROPS_SRC_CASE_AND_NORM,
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/** From normalizer2impl.cpp/nfc.nrm */
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UPROPS_SRC_NFC,
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/** From normalizer2impl.cpp/nfkc.nrm */
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UPROPS_SRC_NFKC,
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/** From normalizer2impl.cpp/nfkc_cf.nrm */
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UPROPS_SRC_NFKC_CF,
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/** From normalizer2impl.cpp/nfc.nrm canonical iterator data */
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UPROPS_SRC_NFC_CANON_ITER,
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/** One more than the highest UPropertySource (UPROPS_SRC_) constant. */
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UPROPS_SRC_COUNT
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};
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typedef enum UPropertySource UPropertySource;
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/**
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* @see UPropertySource
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* @internal
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*/
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U_CFUNC UPropertySource U_EXPORT2
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uprops_getSource(UProperty which);
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/**
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* Enumerate uprops.icu's main data trie and add the
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* start of each range of same properties to the set.
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* @internal
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*/
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U_CFUNC void U_EXPORT2
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uchar_addPropertyStarts(const USetAdder *sa, UErrorCode *pErrorCode);
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/**
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* Enumerate uprops.icu's properties vectors trie and add the
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* start of each range of same properties to the set.
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* @internal
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*/
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U_CFUNC void U_EXPORT2
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upropsvec_addPropertyStarts(const USetAdder *sa, UErrorCode *pErrorCode);
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/**
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* Return a set of characters for property enumeration.
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* For each two consecutive characters (start, limit) in the set,
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* all of the properties for start..limit-1 are all the same.
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*
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* @param sa USetAdder to receive result. Existing contents are lost.
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* @internal
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*/
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/*U_CFUNC void U_EXPORT2
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uprv_getInclusions(const USetAdder *sa, UErrorCode *pErrorCode);
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*/
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/**
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* Swap the ICU Unicode character names file. See uchar.c.
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* @internal
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*/
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U_CAPI int32_t U_EXPORT2
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uchar_swapNames(const UDataSwapper *ds,
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const void *inData, int32_t length, void *outData,
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UErrorCode *pErrorCode);
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#ifdef XP_CPLUSPLUS
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U_NAMESPACE_BEGIN
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class UnicodeSet;
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// implemented in uniset_props.cpp
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U_CFUNC UnicodeSet *
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uniset_getUnicode32Instance(UErrorCode &errorCode);
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U_NAMESPACE_END
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#endif
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#endif
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