scuffed-code/icu4c/source/i18n/unum.cpp

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/*
*******************************************************************************
* Copyright (C) 1996-2001, International Business Machines
* Corporation and others. All Rights Reserved.
*******************************************************************************
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* Modification History:
*
* Date Name Description
* 06/24/99 helena Integrated Alan's NF enhancements and Java2 bug fixes
*******************************************************************************
*/
#include "unicode/unum.h"
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#include "unicode/uloc.h"
#include "unicode/numfmt.h"
#include "unicode/decimfmt.h"
#include "unicode/rbnf.h"
#include "unicode/ustring.h"
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#include "cpputils.h"
#include "unicode/fmtable.h"
#include "unicode/dcfmtsym.h"
U_NAMESPACE_USE
/*
U_CAPI UNumberFormat*
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unum_open( UNumberFormatStyle style,
const char* locale,
UErrorCode* status)
{
if(U_FAILURE(*status))
return 0;
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UNumberFormat *retVal = 0;
switch(style) {
case UNUM_DECIMAL:
if(locale == 0)
retVal = (UNumberFormat*)NumberFormat::createInstance(*status);
else
retVal = (UNumberFormat*)NumberFormat::createInstance(Locale(locale),
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*status);
break;
case UNUM_CURRENCY:
if(locale == 0)
retVal = (UNumberFormat*)NumberFormat::createCurrencyInstance(*status);
else
retVal = (UNumberFormat*)NumberFormat::createCurrencyInstance(Locale(locale),
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*status);
break;
case UNUM_PERCENT:
if(locale == 0)
retVal = (UNumberFormat*)NumberFormat::createPercentInstance(*status);
else
retVal = (UNumberFormat*)NumberFormat::createPercentInstance(Locale(locale),
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*status);
break;
case UNUM_SPELLOUT:
// Todo: TBD: Add spellout support
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//retVal = (UNumberFormat*)new NumberSpelloutFormat();
//break;
*status = U_UNSUPPORTED_ERROR;
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return 0;
default:
*status = U_UNSUPPORTED_ERROR;
return 0;
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}
if(retVal == 0) {
*status = U_MEMORY_ALLOCATION_ERROR;
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return 0;
}
return retVal;
}
U_CAPI UNumberFormat*
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unum_openPattern( const UChar* pattern,
int32_t patternLength,
const char* locale,
UErrorCode* status)
{
UParseError parseError;
return unum_openPatternWithError( pattern,patternLength,locale,&parseError,status);
}*/
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U_CAPI UNumberFormat* U_EXPORT2
unum_open( UNumberFormatStyle style,
const UChar* pattern,
int32_t patternLength,
const char* locale,
UParseError* parseErr,
UErrorCode* status)
{
if(U_FAILURE(*status))
{
return 0;
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}
if(style!=UNUM_IGNORE){
UNumberFormat *retVal = 0;
switch(style) {
case UNUM_DECIMAL:
if(locale == 0)
retVal = (UNumberFormat*)NumberFormat::createInstance(*status);
else
retVal = (UNumberFormat*)NumberFormat::createInstance(Locale(locale),
*status);
break;
case UNUM_CURRENCY:
if(locale == 0)
retVal = (UNumberFormat*)NumberFormat::createCurrencyInstance(*status);
else
retVal = (UNumberFormat*)NumberFormat::createCurrencyInstance(Locale(locale),
*status);
break;
case UNUM_PERCENT:
if(locale == 0)
retVal = (UNumberFormat*)NumberFormat::createPercentInstance(*status);
else
retVal = (UNumberFormat*)NumberFormat::createPercentInstance(Locale(locale),
*status);
break;
case UNUM_SCIENTIFIC:
if(locale == 0)
retVal = (UNumberFormat*)NumberFormat::createScientificInstance(*status);
else
retVal = (UNumberFormat*)NumberFormat::createScientificInstance(Locale(locale),
*status);
break;
case UNUM_SPELLOUT:
#if U_HAVE_RBNF
return (UNumberFormat*)new RuleBasedNumberFormat(URBNF_SPELLOUT, Locale(locale), *status);
#else
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// fall through
#endif
default:
*status = U_UNSUPPORTED_ERROR;
return 0;
}
if(retVal == 0) {
*status = U_MEMORY_ALLOCATION_ERROR;
return 0;
}
return retVal;
}else{
/* we don't support RBNF patterns yet */
UParseError tErr;
int32_t len = (patternLength == -1 ? u_strlen(pattern) : patternLength);
const UnicodeString pat((UChar*)pattern, len, len);
DecimalFormatSymbols *syms = 0;
if(parseErr==NULL){
parseErr = &tErr;
}
if(locale == 0)
syms = new DecimalFormatSymbols(*status);
else
syms = new DecimalFormatSymbols(Locale(locale),
*status);
if(syms == 0) {
*status = U_MEMORY_ALLOCATION_ERROR;
return 0;
}
DecimalFormat *fmt = 0;
fmt = new DecimalFormat(pat, syms, *parseErr, *status);
if(fmt == 0) {
*status = U_MEMORY_ALLOCATION_ERROR;
delete syms;
return 0;
}
return (UNumberFormat*) fmt;
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}
}
U_CAPI void U_EXPORT2
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unum_close(UNumberFormat* fmt)
{
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delete (NumberFormat*) fmt;
}
U_CAPI UNumberFormat* U_EXPORT2
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unum_clone(const UNumberFormat *fmt,
UErrorCode *status)
{
if(U_FAILURE(*status)) return 0;
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Format *res = ((DecimalFormat*)fmt)->clone();
if(res == 0) {
*status = U_MEMORY_ALLOCATION_ERROR;
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return 0;
}
return (UNumberFormat*) res;
}
U_CAPI int32_t U_EXPORT2
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unum_format( const UNumberFormat* fmt,
int32_t number,
UChar* result,
int32_t resultLength,
UFieldPosition *pos,
UErrorCode* status)
{
if(U_FAILURE(*status)) return -1;
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UnicodeString res(result, 0, resultLength);
FieldPosition fp;
if(pos != 0)
fp.setField(pos->field);
((NumberFormat*)fmt)->format(number, res, fp);
if(pos != 0) {
pos->beginIndex = fp.getBeginIndex();
pos->endIndex = fp.getEndIndex();
}
return res.extract(result, resultLength, *status);
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}
U_CAPI int32_t U_EXPORT2
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unum_formatDouble( const UNumberFormat* fmt,
double number,
UChar* result,
int32_t resultLength,
UFieldPosition *pos, /* 0 if ignore */
UErrorCode* status)
{
if(U_FAILURE(*status)) return -1;
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UnicodeString res(result, 0, resultLength);
FieldPosition fp;
if(pos != 0)
fp.setField(pos->field);
((NumberFormat*)fmt)->format(number, res, fp);
if(pos != 0) {
pos->beginIndex = fp.getBeginIndex();
pos->endIndex = fp.getEndIndex();
}
return res.extract(result, resultLength, *status);
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}
U_CAPI int32_t U_EXPORT2
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unum_parse( const UNumberFormat* fmt,
const UChar* text,
int32_t textLength,
int32_t *parsePos /* 0 = start */,
UErrorCode *status)
{
if(U_FAILURE(*status)) return 0;
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int32_t len = (textLength == -1 ? u_strlen(text) : textLength);
const UnicodeString src((UChar*)text, len, len);
ParsePosition pp;
Formattable res;
if(parsePos != 0)
pp.setIndex(*parsePos);
((NumberFormat*)fmt)->parse(src, res, pp);
if(parsePos != 0) {
if(pp.getErrorIndex() == -1)
*parsePos = pp.getIndex();
else {
*parsePos = pp.getErrorIndex();
*status = U_PARSE_ERROR;
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}
}
/* return the actual type of the result, cast to a long */
return (res.getType() == Formattable::kLong)
? res.getLong()
: (int32_t) res.getDouble();
}
U_CAPI double U_EXPORT2
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unum_parseDouble( const UNumberFormat* fmt,
const UChar* text,
int32_t textLength,
int32_t *parsePos /* 0 = start */,
UErrorCode *status)
{
if(U_FAILURE(*status))
return 0;
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int32_t len = (textLength < 0 ? u_strlen(text) : textLength);
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const UnicodeString src((UChar*)text, len, len);
ParsePosition pp;
Formattable res;
if(parsePos != 0)
pp.setIndex(*parsePos);
((NumberFormat*)fmt)->parse(src, res, pp);
if(parsePos != 0) {
if(pp.getErrorIndex() == -1)
*parsePos = pp.getIndex();
else {
*parsePos = pp.getErrorIndex();
*status = U_PARSE_ERROR;
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}
}
/* return the actual type of the result, cast to a double */
return (res.getType() == Formattable::kDouble)
? res.getDouble()
: (double) res.getLong();
}
U_CAPI const char* U_EXPORT2
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unum_getAvailable(int32_t index)
{
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return uloc_getAvailable(index);
}
U_CAPI int32_t U_EXPORT2
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unum_countAvailable()
{
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return uloc_countAvailable();
}
U_CAPI int32_t U_EXPORT2
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unum_getAttribute(const UNumberFormat* fmt,
UNumberFormatAttribute attr)
{
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switch(attr) {
case UNUM_PARSE_INT_ONLY:
return ((NumberFormat*)fmt)->isParseIntegerOnly();
case UNUM_GROUPING_USED:
return ((NumberFormat*)fmt)->isGroupingUsed();
case UNUM_DECIMAL_ALWAYS_SHOWN:
return ((DecimalFormat*)fmt)->isDecimalSeparatorAlwaysShown();
case UNUM_MAX_INTEGER_DIGITS:
return ((NumberFormat*)fmt)->getMaximumIntegerDigits();
case UNUM_MIN_INTEGER_DIGITS:
return ((NumberFormat*)fmt)->getMinimumIntegerDigits();
case UNUM_INTEGER_DIGITS:
// TBD: what should this return?
return ((NumberFormat*)fmt)->getMinimumIntegerDigits();
case UNUM_MAX_FRACTION_DIGITS:
return ((NumberFormat*)fmt)->getMaximumFractionDigits();
case UNUM_MIN_FRACTION_DIGITS:
return ((NumberFormat*)fmt)->getMinimumFractionDigits();
case UNUM_FRACTION_DIGITS:
// TBD: what should this return?
return ((NumberFormat*)fmt)->getMinimumFractionDigits();
case UNUM_MULTIPLIER:
return ((DecimalFormat*)fmt)->getMultiplier();
case UNUM_GROUPING_SIZE:
return ((DecimalFormat*)fmt)->getGroupingSize();
case UNUM_ROUNDING_MODE:
return ((DecimalFormat*)fmt)->getRoundingMode();
case UNUM_FORMAT_WIDTH:
return ((DecimalFormat*)fmt)->getFormatWidth();
/** The position at which padding will take place. */
case UNUM_PADDING_POSITION:
return ((DecimalFormat*)fmt)->getPadPosition();
default:
break;
}
return -1;
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}
U_CAPI void U_EXPORT2
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unum_setAttribute( UNumberFormat* fmt,
UNumberFormatAttribute attr,
int32_t newValue)
{
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switch(attr) {
case UNUM_PARSE_INT_ONLY:
((NumberFormat*)fmt)->setParseIntegerOnly((UBool)newValue);
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break;
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case UNUM_GROUPING_USED:
((NumberFormat*)fmt)->setGroupingUsed((UBool)newValue);
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break;
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case UNUM_DECIMAL_ALWAYS_SHOWN:
((DecimalFormat*)fmt)->setDecimalSeparatorAlwaysShown((UBool)newValue);
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break;
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case UNUM_MAX_INTEGER_DIGITS:
((NumberFormat*)fmt)->setMaximumIntegerDigits(newValue);
break;
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case UNUM_MIN_INTEGER_DIGITS:
((NumberFormat*)fmt)->setMinimumIntegerDigits(newValue);
break;
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case UNUM_INTEGER_DIGITS:
((NumberFormat*)fmt)->setMinimumIntegerDigits(newValue);
((NumberFormat*)fmt)->setMaximumIntegerDigits(newValue);
break;
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case UNUM_MAX_FRACTION_DIGITS:
((NumberFormat*)fmt)->setMaximumFractionDigits(newValue);
break;
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case UNUM_MIN_FRACTION_DIGITS:
((NumberFormat*)fmt)->setMinimumFractionDigits(newValue);
break;
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case UNUM_FRACTION_DIGITS:
((NumberFormat*)fmt)->setMinimumFractionDigits(newValue);
((NumberFormat*)fmt)->setMaximumFractionDigits(newValue);
break;
case UNUM_MULTIPLIER:
((DecimalFormat*)fmt)->setMultiplier(newValue);
break;
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case UNUM_GROUPING_SIZE:
((DecimalFormat*)fmt)->setGroupingSize(newValue);
break;
case UNUM_ROUNDING_MODE:
((DecimalFormat*)fmt)->setRoundingMode((DecimalFormat::ERoundingMode)newValue);
break;
case UNUM_FORMAT_WIDTH:
((DecimalFormat*)fmt)->setFormatWidth(newValue);
break;
/** The position at which padding will take place. */
case UNUM_PADDING_POSITION:
((DecimalFormat*)fmt)->setPadPosition((DecimalFormat::EPadPosition)newValue);
break;
case UNUM_SECONDARY_GROUPING_SIZE:
((DecimalFormat*)fmt)->setSecondaryGroupingSize(newValue);
break;
default:
/* Shouldn't get here anyway */
break;
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}
}
U_CAPI double U_EXPORT2
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unum_getDoubleAttribute(const UNumberFormat* fmt,
UNumberFormatAttribute attr)
{
if (attr == UNUM_ROUNDING_INCREMENT) {
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return ((DecimalFormat*)fmt)->getRoundingIncrement();
} else {
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return -1.0;
}
}
U_CAPI void U_EXPORT2
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unum_setDoubleAttribute( UNumberFormat* fmt,
UNumberFormatAttribute attr,
double newValue)
{
if (attr == UNUM_ROUNDING_INCREMENT) {
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((DecimalFormat*)fmt)->setRoundingIncrement(newValue);
}
}
U_CAPI int32_t U_EXPORT2
unum_getTextAttribute(const UNumberFormat* fmt,
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UNumberFormatTextAttribute tag,
UChar* result,
int32_t resultLength,
UErrorCode* status)
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{
if(U_FAILURE(*status))
return -1;
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UnicodeString res(result, 0, resultLength);
switch(tag) {
case UNUM_POSITIVE_PREFIX:
((DecimalFormat*)fmt)->getPositivePrefix(res);
break;
case UNUM_POSITIVE_SUFFIX:
((DecimalFormat*)fmt)->getPositiveSuffix(res);
break;
case UNUM_NEGATIVE_PREFIX:
((DecimalFormat*)fmt)->getNegativePrefix(res);
break;
case UNUM_NEGATIVE_SUFFIX:
((DecimalFormat*)fmt)->getNegativeSuffix(res);
break;
case UNUM_PADDING_CHARACTER:
*result = ((DecimalFormat*)fmt)->getPadCharacter();
return 1;
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default:
*status = U_UNSUPPORTED_ERROR;
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return -1;
}
return res.extract(result, resultLength, *status);
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}
U_CAPI void U_EXPORT2
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unum_setTextAttribute( UNumberFormat* fmt,
UNumberFormatTextAttribute tag,
const UChar* newValue,
int32_t newValueLength,
UErrorCode *status)
{
if(U_FAILURE(*status)) return;
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int32_t len = (newValueLength == -1 ? u_strlen(newValue) : newValueLength);
const UnicodeString val((UChar*)newValue, len, len);
switch(tag) {
case UNUM_POSITIVE_PREFIX:
((DecimalFormat*)fmt)->setPositivePrefix(val);
break;
case UNUM_POSITIVE_SUFFIX:
((DecimalFormat*)fmt)->setPositiveSuffix(val);
break;
case UNUM_NEGATIVE_PREFIX:
((DecimalFormat*)fmt)->setNegativePrefix(val);
break;
case UNUM_NEGATIVE_SUFFIX:
((DecimalFormat*)fmt)->setNegativeSuffix(val);
break;
case UNUM_PADDING_CHARACTER:
((DecimalFormat*)fmt)->setPadCharacter(*newValue);
break;
default:
*status = U_UNSUPPORTED_ERROR;
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break;
}
}
U_CAPI int32_t U_EXPORT2
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unum_toPattern( const UNumberFormat* fmt,
UBool isPatternLocalized,
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UChar* result,
int32_t resultLength,
UErrorCode* status)
{
if(U_FAILURE(*status)) return -1;
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UnicodeString pat(result, 0, resultLength);
if(isPatternLocalized)
((DecimalFormat*)fmt)->toLocalizedPattern(pat);
else
((DecimalFormat*)fmt)->toPattern(pat);
return pat.extract(result, resultLength, *status);
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}
#ifdef ICU_DECIMALFORMATSYMBOLS_USE_DEPRECATES
U_CAPI void
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unum_getSymbols(const UNumberFormat* fmt,
UNumberFormatSymbols *syms)
{
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UnicodeString temp;
int32_t len;
const DecimalFormatSymbols *dfs =
((DecimalFormat*)fmt)->getDecimalFormatSymbols();
syms->decimalSeparator = dfs->getDecimalSeparator();
syms->groupingSeparator = dfs->getGroupingSeparator();
syms->patternSeparator = dfs->getPatternSeparator();
syms->percent = dfs->getPercent();
syms->zeroDigit = dfs->getZeroDigit();
syms->digit = dfs->getDigit();
syms->plusSign = dfs->getPlusSign();
syms->minusSign = dfs->getMinusSign();
dfs->getCurrencySymbol(temp);
len = uprv_min(temp.length(), UNFSYMBOLSMAXSIZE);
//u_strncpy(syms->currency, temp.getUChars(), len);
temp.extract(0,len,syms->currency);
syms->currency[len > 0 ? len : 0] = 0x0000;
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dfs->getInternationalCurrencySymbol(temp);
len = uprv_min(temp.length(), UNFSYMBOLSMAXSIZE);
//u_strncpy(syms->intlCurrency, temp.getUChars(), len);
temp.extract(0,len,syms->intlCurrency);
syms->intlCurrency[len > 0 ? len : 0] = 0x0000;
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syms->monetarySeparator = dfs->getMonetaryDecimalSeparator();
syms->exponential = dfs->getExponentialSymbol();
syms->perMill = dfs->getPerMill();
syms->padEscape = dfs->getPadEscape();
dfs->getInfinity(temp);
len = uprv_min(temp.length(), UNFSYMBOLSMAXSIZE);
//u_strncpy(syms->infinity, temp.getUChars(), len);
temp.extract(0,len,syms->infinity);
syms->infinity[len > 0 ? len : 0] = 0x0000;
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dfs->getNaN(temp);
len = uprv_min(temp.length(), UNFSYMBOLSMAXSIZE);
//u_strncpy(syms->naN, temp.getUChars(), len);
temp.extract(0,len,syms->naN);
syms->naN[len > 0 ? len : 0] = 0x0000;
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}
U_CAPI void
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unum_setSymbols( UNumberFormat* fmt,
const UNumberFormatSymbols* symbolsToSet,
UErrorCode *status)
{
if(U_FAILURE(*status)) return;
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DecimalFormatSymbols *syms = new DecimalFormatSymbols(*status);
if(syms == 0) {
*status = U_MEMORY_ALLOCATION_ERROR;
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return;
}
syms->setDecimalSeparator(symbolsToSet->decimalSeparator);
syms->setGroupingSeparator(symbolsToSet->groupingSeparator);
syms->setPatternSeparator(symbolsToSet->patternSeparator);
syms->setPercent(symbolsToSet->percent);
syms->setZeroDigit(symbolsToSet->zeroDigit);
syms->setDigit(symbolsToSet->digit);
syms->setPlusSign(symbolsToSet->plusSign);
syms->setMinusSign(symbolsToSet->minusSign);
syms->setCurrencySymbol(symbolsToSet->currency);
syms->setInternationalCurrencySymbol(symbolsToSet->intlCurrency);
syms->setMonetaryDecimalSeparator(symbolsToSet->monetarySeparator);
syms->setExponentialSymbol(symbolsToSet->exponential);
syms->setPerMill(symbolsToSet->perMill);
syms->setPadEscape(symbolsToSet->padEscape);
syms->setInfinity(symbolsToSet->infinity);
syms->setNaN(symbolsToSet->naN);
((DecimalFormat*)fmt)->adoptDecimalFormatSymbols(syms);
}
#endif /* ICU_DECIMALFORMATSYMBOLS_USE_DEPRECATES */
U_CAPI int32_t U_EXPORT2
unum_getSymbol(UNumberFormat *fmt,
UNumberFormatSymbol symbol,
UChar *buffer,
int32_t size,
UErrorCode *status) {
if(status==NULL || U_FAILURE(*status)) {
return 0;
}
if(fmt==NULL || (uint16_t)symbol>=UNUM_FORMAT_SYMBOL_COUNT) {
*status=U_ILLEGAL_ARGUMENT_ERROR;
return 0;
}
UnicodeString s=((DecimalFormat *)fmt)->getDecimalFormatSymbols()->getSymbol((DecimalFormatSymbols::ENumberFormatSymbol)symbol);
return s.extract(buffer, size, *status);
}
U_CAPI void U_EXPORT2
unum_setSymbol(UNumberFormat *fmt,
UNumberFormatSymbol symbol,
const UChar *value,
int32_t length,
UErrorCode *status) {
if(status==NULL || U_FAILURE(*status)) {
return;
}
if(fmt==NULL || (uint16_t)symbol>=UNUM_FORMAT_SYMBOL_COUNT || value==NULL || length<-1) {
*status=U_ILLEGAL_ARGUMENT_ERROR;
return;
}
DecimalFormatSymbols symbols(*((DecimalFormat *)fmt)->getDecimalFormatSymbols());
symbols.setSymbol((DecimalFormatSymbols::ENumberFormatSymbol)symbol,
length>=0 ? UnicodeString(value, length) : UnicodeString(value));
((DecimalFormat *)fmt)->setDecimalFormatSymbols(symbols);
}
/*
U_CAPI void
unum_applyPattern( UNumberFormat *format,
UBool localized,
const UChar *pattern,
int32_t patternLength
)
{
UErrorCode status = U_ZERO_ERROR;
UParseError parseError;
unum_applyPatternWithError(format,localized,pattern,patternLength,&parseError,&status);
}
*/
U_CAPI void U_EXPORT2
unum_applyPattern( UNumberFormat *format,
UBool localized,
const UChar *pattern,
int32_t patternLength,
UParseError *parseError,
UErrorCode* status)
{
UErrorCode tStatus = U_ZERO_ERROR;
UParseError tParseError;
if(parseError == NULL){
parseError = &tParseError;
}
if(status==NULL){
status = &tStatus;
}
int32_t len = (patternLength == -1 ? u_strlen(pattern) : patternLength);
const UnicodeString pat((UChar*)pattern, len, len);
// Verify if the object passed is a DecimalFormat object
if(((NumberFormat*)format)->getDynamicClassID()!= DecimalFormat::getStaticClassID()){
*status = U_ILLEGAL_ARGUMENT_ERROR;
return;
}
if(localized)
((DecimalFormat*)format)->applyLocalizedPattern(pat,*parseError, *status);
else
((DecimalFormat*)format)->applyPattern(pat,*parseError, *status);
}