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Diffstat (limited to 'Build/source/libs/icu/icu-xetex/common/uprops.h')
-rw-r--r-- | Build/source/libs/icu/icu-xetex/common/uprops.h | 426 |
1 files changed, 426 insertions, 0 deletions
diff --git a/Build/source/libs/icu/icu-xetex/common/uprops.h b/Build/source/libs/icu/icu-xetex/common/uprops.h new file mode 100644 index 00000000000..c2ecf8d4a96 --- /dev/null +++ b/Build/source/libs/icu/icu-xetex/common/uprops.h @@ -0,0 +1,426 @@ +/* +******************************************************************************* +* +* Copyright (C) 2002-2007, International Business Machines +* Corporation and others. All Rights Reserved. +* +******************************************************************************* +* file name: uprops.h +* encoding: US-ASCII +* tab size: 8 (not used) +* indentation:4 +* +* created on: 2002feb24 +* created by: Markus W. Scherer +* +* Constants for mostly non-core Unicode character properties +* stored in uprops.icu. +*/ + +#ifndef __UPROPS_H__ +#define __UPROPS_H__ + +#include "unicode/utypes.h" +#include "unicode/uset.h" +#include "uset_imp.h" +#include "udataswp.h" + +/* indexes[] entries */ +enum { + UPROPS_PROPS32_INDEX, + UPROPS_EXCEPTIONS_INDEX, + UPROPS_EXCEPTIONS_TOP_INDEX, + + UPROPS_ADDITIONAL_TRIE_INDEX, + UPROPS_ADDITIONAL_VECTORS_INDEX, + UPROPS_ADDITIONAL_VECTORS_COLUMNS_INDEX, + + UPROPS_RESERVED_INDEX, /* 6 */ + + /* maximum values for code values in vector word 0 */ + UPROPS_MAX_VALUES_INDEX=10, + /* maximum values for code values in vector word 2 */ + UPROPS_MAX_VALUES_2_INDEX, + + UPROPS_INDEX_COUNT=16 +}; + +/* definitions for the main properties words */ +enum { + /* general category shift==0 0 (5 bits) */ + UPROPS_NUMERIC_TYPE_SHIFT=5, /* 5 (3 bits) */ + UPROPS_NUMERIC_VALUE_SHIFT=8 /* 8 (8 bits) */ +}; + +#define GET_CATEGORY(props) ((props)&0x1f) +#define CAT_MASK(props) U_MASK(GET_CATEGORY(props)) + +#define GET_NUMERIC_TYPE(props) (((props)>>UPROPS_NUMERIC_TYPE_SHIFT)&7) +#define GET_NUMERIC_VALUE(props) (((props)>>UPROPS_NUMERIC_VALUE_SHIFT)&0xff) + +/* internal numeric pseudo-types for special encodings of numeric values */ +enum { + UPROPS_NT_FRACTION=4, /* ==U_NT_COUNT, must not change unless binary format version changes */ + UPROPS_NT_LARGE, + UPROPS_NT_COUNT +}; + +/* encoding of fractional and large numbers */ +enum { + UPROPS_MAX_SMALL_NUMBER=0xff, + + UPROPS_FRACTION_NUM_SHIFT=3, /* numerator: bits 7..3 */ + UPROPS_FRACTION_DEN_MASK=7, /* denominator: bits 2..0 */ + + UPROPS_FRACTION_MAX_NUM=31, + UPROPS_FRACTION_DEN_OFFSET=2, /* denominator values are 2..9 */ + + UPROPS_FRACTION_MIN_DEN=UPROPS_FRACTION_DEN_OFFSET, + UPROPS_FRACTION_MAX_DEN=UPROPS_FRACTION_MIN_DEN+UPROPS_FRACTION_DEN_MASK, + + UPROPS_LARGE_MANT_SHIFT=4, /* mantissa: bits 7..4 */ + UPROPS_LARGE_EXP_MASK=0xf, /* exponent: bits 3..0 */ + UPROPS_LARGE_EXP_OFFSET=2, /* regular exponents 2..17 */ + UPROPS_LARGE_EXP_OFFSET_EXTRA=18, /* extra large exponents 18..33 */ + + UPROPS_LARGE_MIN_EXP=UPROPS_LARGE_EXP_OFFSET, + UPROPS_LARGE_MAX_EXP=UPROPS_LARGE_MIN_EXP+UPROPS_LARGE_EXP_MASK, + UPROPS_LARGE_MAX_EXP_EXTRA=UPROPS_LARGE_EXP_OFFSET_EXTRA+UPROPS_LARGE_EXP_MASK +}; + +/* number of properties vector words */ +#define UPROPS_VECTOR_WORDS 3 + +/* + * Properties in vector word 0 + * Bits + * 31..24 DerivedAge version major/minor one nibble each + * 23..18 Line Break + * 17..15 East Asian Width + * 14.. 7 UBlockCode + * 6.. 0 UScriptCode + */ + +/* derived age: one nibble each for major and minor version numbers */ +#define UPROPS_AGE_MASK 0xff000000 +#define UPROPS_AGE_SHIFT 24 + +#define UPROPS_LB_MASK 0x00FC0000 +#define UPROPS_LB_SHIFT 18 + +#define UPROPS_EA_MASK 0x00038000 +#define UPROPS_EA_SHIFT 15 + +#define UPROPS_BLOCK_MASK 0x00007f80 +#define UPROPS_BLOCK_SHIFT 7 + +#define UPROPS_SCRIPT_MASK 0x0000007f + +/* + * Properties in vector word 1 + * Each bit encodes one binary property. + * The following constants represent the bit number, use 1<<UPROPS_XYZ. + * UPROPS_BINARY_1_TOP<=32! + * + * Keep this list of property enums in sync with + * propListNames[] in icu/source/tools/genprops/props2.c! + * + * ICU 2.6/uprops format version 3.2 stores full properties instead of "Other_". + */ +enum { + UPROPS_WHITE_SPACE, + UPROPS_WAS_BIDI_CONTROL, /* reserved, was used in format version 3 */ + UPROPS_WAS_JOIN_CONTROL, + UPROPS_DASH, + UPROPS_HYPHEN, + UPROPS_QUOTATION_MARK, + UPROPS_TERMINAL_PUNCTUATION, + UPROPS_MATH, + UPROPS_HEX_DIGIT, + UPROPS_ASCII_HEX_DIGIT, + UPROPS_ALPHABETIC, + UPROPS_IDEOGRAPHIC, + UPROPS_DIACRITIC, + UPROPS_EXTENDER, + UPROPS_WAS_LOWERCASE, /* reserved, was used in format version 3 */ + UPROPS_WAS_UPPERCASE, + UPROPS_NONCHARACTER_CODE_POINT, + UPROPS_GRAPHEME_EXTEND, + UPROPS_GRAPHEME_LINK, + UPROPS_IDS_BINARY_OPERATOR, + UPROPS_IDS_TRINARY_OPERATOR, + UPROPS_RADICAL, + UPROPS_UNIFIED_IDEOGRAPH, + UPROPS_DEFAULT_IGNORABLE_CODE_POINT, + UPROPS_DEPRECATED, + UPROPS_WAS_SOFT_DOTTED, /* reserved, was used in format version 3 */ + UPROPS_LOGICAL_ORDER_EXCEPTION, + UPROPS_XID_START, + UPROPS_XID_CONTINUE, + UPROPS_ID_START, /* ICU 2.6, uprops format version 3.2 */ + UPROPS_ID_CONTINUE, + UPROPS_GRAPHEME_BASE, + UPROPS_BINARY_1_TOP /* ==32 - full! */ +}; + +/* + * Properties in vector word 2 + * Bits + * 31..24 More binary properties + * 23..19 reserved + * 18..14 Sentence Break + * 13..10 Word Break + * 9.. 5 Grapheme Cluster Break + * 4.. 0 Decomposition Type + */ +#define UPROPS_SB_MASK 0x0007c000 +#define UPROPS_SB_SHIFT 14 + +#define UPROPS_WB_MASK 0x00003c00 +#define UPROPS_WB_SHIFT 10 + +#define UPROPS_GCB_MASK 0x000003e0 +#define UPROPS_GCB_SHIFT 5 + +#define UPROPS_DT_MASK 0x0000001f + +enum { + UPROPS_V2_S_TERM=24, /* new in ICU 3.0 and Unicode 4.0.1 */ + UPROPS_V2_VARIATION_SELECTOR, + UPROPS_V2_PATTERN_SYNTAX, /* new in ICU 3.4 and Unicode 4.1 */ + UPROPS_V2_PATTERN_WHITE_SPACE, + UPROPS_V2_TOP /* must be <=32 */ +}; + +/** + * Get a properties vector word for a code point. + * Implemented in uchar.c for uprops.c. + * column==-1 gets the 32-bit main properties word instead. + * @return 0 if no data or illegal argument + */ +U_CFUNC uint32_t +u_getUnicodeProperties(UChar32 c, int32_t column); + +/** + * Get the the maximum values for some enum/int properties. + * Use the same column numbers as for u_getUnicodeProperties(). + * The returned value will contain maximum values stored in the same bit fields + * as where the enum values are stored in the u_getUnicodeProperties() + * return values for the same columns. + * + * Valid columns are those for properties words that contain enumerated values. + * (ICU 2.6: columns 0 and 2) + * For other column numbers, this function will return 0. + * + * @internal + */ +U_CFUNC int32_t +uprv_getMaxValues(int32_t column); + +/** + * Get the Hangul Syllable Type for c. + * @internal + */ +U_CFUNC UHangulSyllableType +uchar_getHST(UChar32 c); + +/** + * Checks if c is alphabetic, or a decimal digit; implements UCHAR_POSIX_ALNUM. + * @internal + */ +U_CFUNC UBool +u_isalnumPOSIX(UChar32 c); + +/** + * Checks if c is in + * [^\p{space}\p{gc=Control}\p{gc=Surrogate}\p{gc=Unassigned}] + * with space=\p{Whitespace} and Control=Cc. + * Implements UCHAR_POSIX_GRAPH. + * @internal + */ +U_CFUNC UBool +u_isgraphPOSIX(UChar32 c); + +/** + * Checks if c is in \p{graph}\p{blank} - \p{cntrl}. + * Implements UCHAR_POSIX_PRINT. + * @internal + */ +U_CFUNC UBool +u_isprintPOSIX(UChar32 c); + +/** Turn a bit index into a bit flag. @internal */ +#define FLAG(n) ((uint32_t)1<<(n)) + +/** Flags for general categories in the order of UCharCategory. @internal */ +#define _Cn FLAG(U_GENERAL_OTHER_TYPES) +#define _Lu FLAG(U_UPPERCASE_LETTER) +#define _Ll FLAG(U_LOWERCASE_LETTER) +#define _Lt FLAG(U_TITLECASE_LETTER) +#define _Lm FLAG(U_MODIFIER_LETTER) +#define _Lo FLAG(U_OTHER_LETTER) +#define _Mn FLAG(U_NON_SPACING_MARK) +#define _Me FLAG(U_ENCLOSING_MARK) +#define _Mc FLAG(U_COMBINING_SPACING_MARK) +#define _Nd FLAG(U_DECIMAL_DIGIT_NUMBER) +#define _Nl FLAG(U_LETTER_NUMBER) +#define _No FLAG(U_OTHER_NUMBER) +#define _Zs FLAG(U_SPACE_SEPARATOR) +#define _Zl FLAG(U_LINE_SEPARATOR) +#define _Zp FLAG(U_PARAGRAPH_SEPARATOR) +#define _Cc FLAG(U_CONTROL_CHAR) +#define _Cf FLAG(U_FORMAT_CHAR) +#define _Co FLAG(U_PRIVATE_USE_CHAR) +#define _Cs FLAG(U_SURROGATE) +#define _Pd FLAG(U_DASH_PUNCTUATION) +#define _Ps FLAG(U_START_PUNCTUATION) +#define _Pe FLAG(U_END_PUNCTUATION) +#define _Pc FLAG(U_CONNECTOR_PUNCTUATION) +#define _Po FLAG(U_OTHER_PUNCTUATION) +#define _Sm FLAG(U_MATH_SYMBOL) +#define _Sc FLAG(U_CURRENCY_SYMBOL) +#define _Sk FLAG(U_MODIFIER_SYMBOL) +#define _So FLAG(U_OTHER_SYMBOL) +#define _Pi FLAG(U_INITIAL_PUNCTUATION) +#define _Pf FLAG(U_FINAL_PUNCTUATION) + +/** Some code points. @internal */ +enum { + TAB =0x0009, + LF =0x000a, + FF =0x000c, + CR =0x000d, + U_A =0x0041, + U_F =0x0046, + U_Z =0x005a, + U_a =0x0061, + U_f =0x0066, + U_z =0x007a, + DEL =0x007f, + NL =0x0085, + NBSP =0x00a0, + CGJ =0x034f, + FIGURESP=0x2007, + HAIRSP =0x200a, + ZWNJ =0x200c, + ZWJ =0x200d, + RLM =0x200f, + NNBSP =0x202f, + WJ =0x2060, + INHSWAP =0x206a, + NOMDIG =0x206f, + U_FW_A =0xff21, + U_FW_F =0xff26, + U_FW_Z =0xff3a, + U_FW_a =0xff41, + U_FW_f =0xff46, + U_FW_z =0xff5a, + ZWNBSP =0xfeff +}; + +/** + * Get the maximum length of a (regular/1.0/extended) character name. + * @return 0 if no character names available. + */ +U_CAPI int32_t U_EXPORT2 +uprv_getMaxCharNameLength(void); + +/** + * Fills set with characters that are used in Unicode character names. + * Includes all characters that are used in regular/Unicode 1.0/extended names. + * Just empties the set if no character names are available. + * @param sa USetAdder to receive characters. + */ +U_CAPI void U_EXPORT2 +uprv_getCharNameCharacters(const USetAdder *sa); + +/** + * Constants for which data and implementation files provide which properties. + * Used by UnicodeSet for service-specific property enumeration. + * @internal + */ +enum UPropertySource { + /** No source, not a supported property. */ + UPROPS_SRC_NONE, + /** From uchar.c/uprops.icu main trie */ + UPROPS_SRC_CHAR, + /** From uchar.c/uprops.icu properties vectors trie */ + UPROPS_SRC_PROPSVEC, + /** Hangul_Syllable_Type, from uchar.c/uprops.icu */ + UPROPS_SRC_HST, + /** From unames.c/unames.icu */ + UPROPS_SRC_NAMES, + /** From unorm.cpp/unorm.icu */ + UPROPS_SRC_NORM, + /** From ucase.c/ucase.icu */ + UPROPS_SRC_CASE, + /** From ubidi_props.c/ubidi.icu */ + UPROPS_SRC_BIDI, + /** From uchar.c/uprops.icu main trie as well as properties vectors trie */ + UPROPS_SRC_CHAR_AND_PROPSVEC, + /** One more than the highest UPropertySource (UPROPS_SRC_) constant. */ + UPROPS_SRC_COUNT +}; +typedef enum UPropertySource UPropertySource; + +/** + * @see UPropertySource + * @internal + */ +U_CFUNC UPropertySource U_EXPORT2 +uprops_getSource(UProperty which); + +/** + * Enumerate uprops.icu's main data trie and add the + * start of each range of same properties to the set. + * @internal + */ +U_CFUNC void U_EXPORT2 +uchar_addPropertyStarts(const USetAdder *sa, UErrorCode *pErrorCode); + +/** + * Enumerate uprops.icu's properties vectors trie and add the + * start of each range of same properties to the set. + * @internal + */ +U_CFUNC void U_EXPORT2 +upropsvec_addPropertyStarts(const USetAdder *sa, UErrorCode *pErrorCode); + +/** + * Same as uchar_addPropertyStarts() but only for Hangul_Syllable_Type. + * @internal + */ +U_CFUNC void U_EXPORT2 +uhst_addPropertyStarts(const USetAdder *sa, UErrorCode *pErrorCode); + +/** + * Return a set of characters for property enumeration. + * For each two consecutive characters (start, limit) in the set, + * all of the properties for start..limit-1 are all the same. + * + * @param sa USetAdder to receive result. Existing contents are lost. + * @internal + */ +/*U_CFUNC void U_EXPORT2 +uprv_getInclusions(const USetAdder *sa, UErrorCode *pErrorCode); +*/ + +/** + * Swap the ICU Unicode properties file. See uchar.c. + * @internal + */ +U_CAPI int32_t U_EXPORT2 +uprops_swap(const UDataSwapper *ds, + const void *inData, int32_t length, void *outData, + UErrorCode *pErrorCode); + +/** + * Swap the ICU Unicode character names file. See uchar.c. + * @internal + */ +U_CAPI int32_t U_EXPORT2 +uchar_swapNames(const UDataSwapper *ds, + const void *inData, int32_t length, void *outData, + UErrorCode *pErrorCode); + +#endif |