2002-02-25 22:43:04 +00:00
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/*
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*******************************************************************************
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*
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* Copyright (C) 2002, 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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* Implementations for mostly non-core Unicode character properties
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* stored in uprops.dat.
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*/
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#include "unicode/utypes.h"
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#include "unicode/uchar.h"
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2002-03-01 01:59:59 +00:00
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#include "unicode/uscript.h"
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2002-03-07 19:57:23 +00:00
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#include "unormimp.h"
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2002-02-25 22:43:04 +00:00
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#include "uprops.h"
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2002-03-06 23:31:11 +00:00
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/* helper definitions ------------------------------------------------------- */
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#define FLAG(n) ((uint32_t)1<<(n))
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/* flags for general categories in the order of UCharCategory */
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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)
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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)
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#define _Pc FLAG(U_CONNECTOR_PUNCTUATION)
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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)
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/* API functions ------------------------------------------------------------ */
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2002-02-25 22:43:04 +00:00
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U_CAPI void U_EXPORT2
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u_charAge(UChar32 c, UVersionInfo versionArray) {
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if(versionArray!=NULL) {
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uint32_t version=u_getUnicodeProperties(c, 0)>>UPROPS_AGE_SHIFT;
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versionArray[0]=(uint8_t)(version>>4);
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versionArray[1]=(uint8_t)(version&0xf);
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versionArray[2]=versionArray[3]=0;
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}
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}
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2002-03-01 01:59:59 +00:00
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U_CAPI UScriptCode U_EXPORT2
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uscript_getScript(UChar32 c, UErrorCode *pErrorCode) {
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if(pErrorCode==NULL || U_FAILURE(*pErrorCode)) {
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return USCRIPT_INVALID_CODE;
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}
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if((uint32_t)c>0x10ffff) {
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*pErrorCode=U_ILLEGAL_ARGUMENT_ERROR;
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return USCRIPT_INVALID_CODE;
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}
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return (UScriptCode)(u_getUnicodeProperties(c, 0)&UPROPS_SCRIPT_MASK);
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}
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2002-03-02 02:26:19 +00:00
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U_CAPI UBlockCode U_EXPORT2
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ublock_getCode(UChar32 c) {
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uint32_t b;
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if((uint32_t)c>0x10ffff) {
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return UBLOCK_INVALID_CODE;
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}
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b=(u_getUnicodeProperties(c, 0)&UPROPS_BLOCK_MASK)>>UPROPS_BLOCK_SHIFT;
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if(b==0) {
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return UBLOCK_INVALID_CODE;
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} else {
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return (UBlockCode)b;
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}
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}
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2002-03-06 23:31:11 +00:00
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2002-03-12 19:09:08 +00:00
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U_CAPI UBool U_EXPORT2
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u_hasBinaryProperty(UChar32 c, UProperty which) {
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2002-03-06 23:31:11 +00:00
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/* c is range-checked in the functions that are called from here */
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switch(which) {
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case UCHAR_ALPHABETIC:
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/* Lu+Ll+Lt+Lm+Lo+Other_Alphabetic */
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return (FLAG(u_charType(c))&(_Lu|_Ll|_Lt|_Lm|_Lo))!=0 ||
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(u_getUnicodeProperties(c, 1)&FLAG(UPROPS_OTHER_ALPHABETIC))!=0;
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case UCHAR_ASCII_HEX_DIGIT:
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return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_ASCII_HEX_DIGIT))!=0;
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case UCHAR_BIDI_CONTROL:
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return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_BIDI_CONTROL))!=0;
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case UCHAR_BIDI_MIRRORED:
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return u_isMirrored(c);
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case UCHAR_DASH:
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return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_DASH))!=0;
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case UCHAR_DEFAULT_IGNORABLE_CODE_POINT:
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/* Cf+Cc+Cs+Other_Default_Ignorable_Code_Point-White_Space */
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return (FLAG(u_charType(c))&(_Cf|_Cc|_Cs))!=0 ||
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(u_getUnicodeProperties(c, 1)&
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(FLAG(UPROPS_OTHER_DEFAULT_IGNORABLE_CODE_POINT)|FLAG(UPROPS_WHITE_SPACE))==
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FLAG(UPROPS_OTHER_DEFAULT_IGNORABLE_CODE_POINT));
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case UCHAR_DEPRECATED:
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return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_DEPRECATED))!=0;
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case UCHAR_DIACRITIC:
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return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_DIACRITIC))!=0;
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case UCHAR_EXTENDER:
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return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_EXTENDER))!=0;
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case UCHAR_FULL_COMPOSITION_EXCLUSION:
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2002-03-07 19:57:23 +00:00
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return unorm_internalIsFullCompositionExclusion(c);
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2002-03-06 23:31:11 +00:00
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case UCHAR_GRAPHEME_BASE:
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/*
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* [0..10FFFF]-Cc-Cf-Cs-Co-Cn-Zl-Zp-Grapheme_Link-Grapheme_Extend ==
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* [0..10FFFF]-Cc-Cf-Cs-Co-Cn-Zl-Zp-Grapheme_Link-(Me+Mn+Mc+Other_Grapheme_Extend) ==
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* [0..10FFFF]-Cc-Cf-Cs-Co-Cn-Zl-Zp-Me-Mn-Mc-Grapheme_Link-Other_Grapheme_Extend
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*
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* u_charType(c out of range) returns Cn so we need not check for the range
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*/
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return (FLAG(u_charType(c))&(_Cc|_Cf|_Cs|_Co|_Cn|_Zl|_Zp|_Me|_Mn|_Mc))==0 &&
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(u_getUnicodeProperties(c, 1)&
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(FLAG(UPROPS_GRAPHEME_LINK)|FLAG(UPROPS_OTHER_GRAPHEME_EXTEND))==0);
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case UCHAR_GRAPHEME_EXTEND:
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/* Me+Mn+Mc+Other_Grapheme_Extend-Grapheme_Link */
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return (FLAG(u_charType(c))&(_Me|_Mn|_Mc))!=0 ||
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(u_getUnicodeProperties(c, 1)&
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(FLAG(UPROPS_OTHER_GRAPHEME_EXTEND)|FLAG(UPROPS_GRAPHEME_LINK))==
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FLAG(UPROPS_OTHER_GRAPHEME_EXTEND));
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case UCHAR_GRAPHEME_LINK:
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return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_GRAPHEME_LINK))!=0;
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case UCHAR_HEX_DIGIT:
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return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_HEX_DIGIT))!=0;
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case UCHAR_HYPHEN:
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return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_HYPHEN))!=0;
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case UCHAR_ID_CONTINUE:
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/* ID_Start+Mn+Mc+Nd+Pc == Lu+Ll+Lt+Lm+Lo+Nl+Mn+Mc+Nd+Pc */
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return (FLAG(u_charType(c))&(_Lu|_Ll|_Lt|_Lm|_Lo|_Nl|_Mn|_Mc|_Nd|_Pc))!=0;
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case UCHAR_ID_START:
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/* Lu+Ll+Lt+Lm+Lo+Nl */
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return (FLAG(u_charType(c))&(_Lu|_Ll|_Lt|_Lm|_Lo|_Nl))!=0;
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case UCHAR_IDEOGRAPHIC:
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return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_IDEOGRAPHIC))!=0;
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case UCHAR_IDS_BINARY_OPERATOR:
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return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_IDS_BINARY_OPERATOR))!=0;
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2002-03-12 19:09:08 +00:00
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case UCHAR_IDS_TRINARY_OPERATOR:
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2002-03-06 23:31:11 +00:00
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return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_IDS_TRINARY_OPERATOR))!=0;
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case UCHAR_JOIN_CONTROL:
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return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_JOIN_CONTROL))!=0;
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case UCHAR_LOGICAL_ORDER_EXCEPTION:
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return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_LOGICAL_ORDER_EXCEPTION))!=0;
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case UCHAR_LOWERCASE:
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/* Ll+Other_Lowercase */
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return u_charType(c)==U_LOWERCASE_LETTER ||
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(u_getUnicodeProperties(c, 1)&FLAG(UPROPS_OTHER_LOWERCASE))!=0;
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case UCHAR_MATH:
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/* Sm+Other_Math */
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return u_charType(c)==U_MATH_SYMBOL ||
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(u_getUnicodeProperties(c, 1)&FLAG(UPROPS_OTHER_MATH))!=0;
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case UCHAR_NONCHARACTER_CODE_POINT:
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return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_NONCHARACTER_CODE_POINT))!=0;
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case UCHAR_QUOTATION_MARK:
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return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_QUOTATION_MARK))!=0;
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case UCHAR_RADICAL:
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return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_RADICAL))!=0;
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case UCHAR_SOFT_DOTTED:
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return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_SOFT_DOTTED))!=0;
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case UCHAR_TERMINAL_PUNCTUATION:
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return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_TERMINAL_PUNCTUATION))!=0;
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case UCHAR_UNIFIED_IDEOGRAPH:
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return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_UNIFIED_IDEOGRAPH))!=0;
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case UCHAR_UPPERCASE:
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/* Lu+Other_Uppercase */
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return u_charType(c)==U_UPPERCASE_LETTER ||
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(u_getUnicodeProperties(c, 1)&FLAG(UPROPS_OTHER_UPPERCASE))!=0;
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case UCHAR_WHITE_SPACE:
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return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_WHITE_SPACE))!=0;
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case UCHAR_XID_CONTINUE:
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return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_XID_CONTINUE))!=0;
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case UCHAR_XID_START:
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return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_XID_START))!=0;
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default:
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/* not a known binary property */
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return FALSE;
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};
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}
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UBool u_isUAlphabetic(UChar32 c) {
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return u_hasBinaryProperty(c, UCHAR_ALPHABETIC);
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}
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UBool u_isULowercase(UChar32 c) {
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return u_hasBinaryProperty(c, UCHAR_LOWERCASE);
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}
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UBool u_isUUppercase(UChar32 c) {
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return u_hasBinaryProperty(c, UCHAR_UPPERCASE);
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}
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UBool u_isUWhiteSpace(UChar32 c) {
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return u_hasBinaryProperty(c, UCHAR_WHITE_SPACE);
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}
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