U_CAPI int32_t U_EXPORT2
u_charDigitValue(UChar32 c) {
uint32_t props;
int32_t value;
GET_PROPS(c, props);
value=(int32_t)GET_NUMERIC_TYPE_VALUE(props)-UPROPS_NTV_DECIMAL_START;
if(value<=9) {
return value;
} else {
return -1;
}
}
/* Checks if the Unicode character can be a Unicode identifier part other than starting the
identifier.*/
U_CAPI UBool U_EXPORT2
u_isIDPart(UChar32 c) {
uint32_t props;
GET_PROPS(c, props);
return (UBool)(
(CAT_MASK(props)&
(U_GC_ND_MASK|U_GC_NL_MASK|
U_GC_L_MASK|
U_GC_PC_MASK|U_GC_MC_MASK|U_GC_MN_MASK)
)!=0 ||
u_isIDIgnorable(c));
}
U_CAPI UBool U_EXPORT2
u_isxdigit(UChar32 c) {
uint32_t props;
/* check ASCII and Fullwidth ASCII a-fA-F */
if(
(c<=0x66 && c>=0x41 && (c<=0x46 || c>=0x61)) ||
(c>=0xff21 && c<=0xff46 && (c<=0xff26 || c>=0xff41))
) {
return TRUE;
}
GET_PROPS(c, props);
return (UBool)(GET_CATEGORY(props)==U_DECIMAL_DIGIT_NUMBER);
}
U_CAPI double U_EXPORT2
u_getNumericValue(UChar32 c) {
uint32_t props;
int32_t ntv;
GET_PROPS(c, props);
ntv=(int32_t)GET_NUMERIC_TYPE_VALUE(props);
if(ntv==UPROPS_NTV_NONE) {
return U_NO_NUMERIC_VALUE;
} else if(ntv<UPROPS_NTV_DIGIT_START) {
/* decimal digit */
return ntv-UPROPS_NTV_DECIMAL_START;
} else if(ntv<UPROPS_NTV_NUMERIC_START) {
/* other digit */
return ntv-UPROPS_NTV_DIGIT_START;
} else if(ntv<UPROPS_NTV_FRACTION_START) {
/* small integer */
return ntv-UPROPS_NTV_NUMERIC_START;
} else if(ntv<UPROPS_NTV_LARGE_START) {
/* fraction */
int32_t numerator=(ntv>>4)-12;
int32_t denominator=(ntv&0xf)+1;
return (double)numerator/denominator;
} else if(ntv<UPROPS_NTV_BASE60_START) {
U_CAPI UBool U_EXPORT2
u_ispunct(UChar32 c) {
uint32_t props;
GET_PROPS(c, props);
return (UBool)((CAT_MASK(props)&U_GC_P_MASK)!=0);
}
U_CAPI UBool U_EXPORT2
u_isJavaSpaceChar(UChar32 c) {
uint32_t props;
GET_PROPS(c, props);
return (UBool)((CAT_MASK(props)&U_GC_Z_MASK)!=0);
}
/* Checks if the Unicode character is a space character.*/
U_CAPI UBool U_EXPORT2
u_isspace(UChar32 c) {
uint32_t props;
GET_PROPS(c, props);
return (UBool)((CAT_MASK(props)&U_GC_Z_MASK)!=0 || IS_THAT_CONTROL_SPACE(c));
}
/* Checks if the Unicode character is a control character.*/
U_CAPI UBool U_EXPORT2
u_iscntrl(UChar32 c) {
uint32_t props;
GET_PROPS(c, props);
return (UBool)((CAT_MASK(props)&(U_GC_CC_MASK|U_GC_CF_MASK|U_GC_ZL_MASK|U_GC_ZP_MASK))!=0);
}
U_CAPI UBool U_EXPORT2
ubidi_isMirrored(const UBiDiProps *bdp, UChar32 c) {
uint32_t props;
GET_PROPS(bdp, c, props);
return (UBool)UBIDI_GET_FLAG(props, UBIDI_IS_MIRRORED_SHIFT);
}
/* Gets the Unicode character's general category.*/
U_CAPI int8_t U_EXPORT2
u_charType(UChar32 c) {
uint32_t props;
GET_PROPS(c, props);
return (int8_t)GET_CATEGORY(props);
}
/* Checks if ch is a decimal digit. */
U_CAPI UBool U_EXPORT2
u_isdigit(UChar32 c) {
uint32_t props;
GET_PROPS(c, props);
return (UBool)(GET_CATEGORY(props)==U_DECIMAL_DIGIT_NUMBER);
}
/* Checks if ch is a title case letter; usually upper case letters.*/
U_CAPI UBool U_EXPORT2
u_istitle(UChar32 c) {
uint32_t props;
GET_PROPS(c, props);
return (UBool)(GET_CATEGORY(props)==U_TITLECASE_LETTER);
}
U_CAPI UJoiningType U_EXPORT2
ubidi_getJoiningType(const UBiDiProps *bdp, UChar32 c) {
uint32_t props;
GET_PROPS(bdp, c, props);
return (UJoiningType)((props&UBIDI_JT_MASK)>>UBIDI_JT_SHIFT);
}
U_CAPI UBool U_EXPORT2
ubidi_isJoinControl(const UBiDiProps *bdp, UChar32 c) {
uint32_t props;
GET_PROPS(bdp, c, props);
return (UBool)UBIDI_GET_FLAG(props, UBIDI_JOIN_CONTROL_SHIFT);
}
/*Checks if the Unicode character can start a Java identifier.*/
U_CAPI UBool U_EXPORT2
u_isJavaIDStart(UChar32 c) {
uint32_t props;
GET_PROPS(c, props);
return (UBool)((CAT_MASK(props)&(U_GC_L_MASK|U_GC_SC_MASK|U_GC_PC_MASK))!=0);
}
/* Checks if ch is a unicode character with assigned character type.*/
U_CAPI UBool U_EXPORT2
u_isdefined(UChar32 c) {
uint32_t props;
GET_PROPS(c, props);
return (UBool)(GET_CATEGORY(props)!=0);
}
/* Checks if the Unicode character is a base form character that can take a diacritic.*/
U_CAPI UBool U_EXPORT2
u_isbase(UChar32 c) {
uint32_t props;
GET_PROPS(c, props);
return (UBool)((CAT_MASK(props)&(U_GC_L_MASK|U_GC_N_MASK|U_GC_MC_MASK|U_GC_ME_MASK))!=0);
}
/* Checks if ch is a lower case letter.*/
U_CAPI UBool U_EXPORT2
u_islower(UChar32 c) {
uint32_t props;
GET_PROPS(c, props);
return (UBool)(GET_CATEGORY(props)==U_LOWERCASE_LETTER);
}
U_CAPI UCharDirection U_EXPORT2
ubidi_getClass(const UBiDiProps *bdp, UChar32 c) {
uint32_t props;
GET_PROPS(bdp, c, props);
return (UCharDirection)UBIDI_GET_CLASS(props);
}