953 lines
28 KiB
C++
953 lines
28 KiB
C++
// © 2016 and later: Unicode, Inc. and others.
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// License & terms of use: http://www.unicode.org/copyright.html
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/*
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*******************************************************************************
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* Copyright (C) 1996-2015, International Business Machines
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* Corporation and others. All Rights Reserved.
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*******************************************************************************
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* Modification History:
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*
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* Date Name Description
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* 06/24/99 helena Integrated Alan's NF enhancements and Java2 bug fixes
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*******************************************************************************
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*/
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#include "unicode/utypes.h"
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#if !UCONFIG_NO_FORMATTING
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#include "unicode/unum.h"
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#include "unicode/uloc.h"
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#include "unicode/numfmt.h"
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#include "unicode/decimfmt.h"
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#include "unicode/rbnf.h"
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#include "unicode/compactdecimalformat.h"
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#include "unicode/ustring.h"
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#include "unicode/fmtable.h"
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#include "unicode/dcfmtsym.h"
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#include "unicode/curramt.h"
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#include "unicode/localpointer.h"
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#include "unicode/udisplaycontext.h"
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#include "uassert.h"
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#include "cpputils.h"
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#include "cstring.h"
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U_NAMESPACE_USE
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U_CAPI UNumberFormat* U_EXPORT2
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unum_open( UNumberFormatStyle style,
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const UChar* pattern,
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int32_t patternLength,
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const char* locale,
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UParseError* parseErr,
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UErrorCode* status) {
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if(U_FAILURE(*status)) {
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return NULL;
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}
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NumberFormat *retVal = NULL;
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switch(style) {
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case UNUM_DECIMAL:
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case UNUM_CURRENCY:
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case UNUM_PERCENT:
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case UNUM_SCIENTIFIC:
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case UNUM_CURRENCY_ISO:
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case UNUM_CURRENCY_PLURAL:
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case UNUM_CURRENCY_ACCOUNTING:
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case UNUM_CASH_CURRENCY:
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case UNUM_CURRENCY_STANDARD:
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retVal = NumberFormat::createInstance(Locale(locale), style, *status);
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break;
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case UNUM_PATTERN_DECIMAL: {
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UParseError tErr;
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/* UnicodeString can handle the case when patternLength = -1. */
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const UnicodeString pat(pattern, patternLength);
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if(parseErr==NULL){
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parseErr = &tErr;
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}
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DecimalFormatSymbols *syms = new DecimalFormatSymbols(Locale(locale), *status);
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if(syms == NULL) {
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*status = U_MEMORY_ALLOCATION_ERROR;
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return NULL;
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}
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if (U_FAILURE(*status)) {
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delete syms;
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return NULL;
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}
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retVal = new DecimalFormat(pat, syms, *parseErr, *status);
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if(retVal == NULL) {
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delete syms;
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}
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} break;
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#if U_HAVE_RBNF
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case UNUM_PATTERN_RULEBASED: {
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UParseError tErr;
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/* UnicodeString can handle the case when patternLength = -1. */
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const UnicodeString pat(pattern, patternLength);
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if(parseErr==NULL){
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parseErr = &tErr;
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}
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retVal = new RuleBasedNumberFormat(pat, Locale(locale), *parseErr, *status);
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} break;
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case UNUM_SPELLOUT:
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retVal = new RuleBasedNumberFormat(URBNF_SPELLOUT, Locale(locale), *status);
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break;
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case UNUM_ORDINAL:
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retVal = new RuleBasedNumberFormat(URBNF_ORDINAL, Locale(locale), *status);
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break;
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case UNUM_DURATION:
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retVal = new RuleBasedNumberFormat(URBNF_DURATION, Locale(locale), *status);
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break;
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case UNUM_NUMBERING_SYSTEM:
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retVal = new RuleBasedNumberFormat(URBNF_NUMBERING_SYSTEM, Locale(locale), *status);
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break;
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#endif
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case UNUM_DECIMAL_COMPACT_SHORT:
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retVal = CompactDecimalFormat::createInstance(Locale(locale), UNUM_SHORT, *status);
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break;
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case UNUM_DECIMAL_COMPACT_LONG:
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retVal = CompactDecimalFormat::createInstance(Locale(locale), UNUM_LONG, *status);
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break;
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default:
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*status = U_UNSUPPORTED_ERROR;
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return NULL;
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}
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if(retVal == NULL && U_SUCCESS(*status)) {
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*status = U_MEMORY_ALLOCATION_ERROR;
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}
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return reinterpret_cast<UNumberFormat *>(retVal);
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}
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U_CAPI void U_EXPORT2
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unum_close(UNumberFormat* fmt)
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{
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delete (NumberFormat*) fmt;
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}
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U_CAPI UNumberFormat* U_EXPORT2
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unum_clone(const UNumberFormat *fmt,
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UErrorCode *status)
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{
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if(U_FAILURE(*status))
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return 0;
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Format *res = 0;
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const NumberFormat* nf = reinterpret_cast<const NumberFormat*>(fmt);
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const DecimalFormat* df = dynamic_cast<const DecimalFormat*>(nf);
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if (df != NULL) {
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res = df->clone();
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} else {
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const RuleBasedNumberFormat* rbnf = dynamic_cast<const RuleBasedNumberFormat*>(nf);
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U_ASSERT(rbnf != NULL);
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res = rbnf->clone();
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}
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if(res == 0) {
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*status = U_MEMORY_ALLOCATION_ERROR;
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return 0;
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}
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return (UNumberFormat*) res;
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}
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U_CAPI int32_t U_EXPORT2
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unum_format( const UNumberFormat* fmt,
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int32_t number,
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UChar* result,
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int32_t resultLength,
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UFieldPosition *pos,
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UErrorCode* status)
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{
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return unum_formatInt64(fmt, number, result, resultLength, pos, status);
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}
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U_CAPI int32_t U_EXPORT2
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unum_formatInt64(const UNumberFormat* fmt,
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int64_t number,
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UChar* result,
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int32_t resultLength,
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UFieldPosition *pos,
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UErrorCode* status)
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{
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if(U_FAILURE(*status))
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return -1;
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UnicodeString res;
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if(!(result==NULL && resultLength==0)) {
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// NULL destination for pure preflighting: empty dummy string
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// otherwise, alias the destination buffer
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res.setTo(result, 0, resultLength);
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}
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FieldPosition fp;
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if(pos != 0)
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fp.setField(pos->field);
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((const NumberFormat*)fmt)->format(number, res, fp, *status);
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if(pos != 0) {
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pos->beginIndex = fp.getBeginIndex();
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pos->endIndex = fp.getEndIndex();
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}
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return res.extract(result, resultLength, *status);
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}
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U_CAPI int32_t U_EXPORT2
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unum_formatDouble( const UNumberFormat* fmt,
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double number,
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UChar* result,
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int32_t resultLength,
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UFieldPosition *pos, /* 0 if ignore */
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UErrorCode* status)
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{
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if(U_FAILURE(*status)) return -1;
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UnicodeString res;
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if(!(result==NULL && resultLength==0)) {
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// NULL destination for pure preflighting: empty dummy string
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// otherwise, alias the destination buffer
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res.setTo(result, 0, resultLength);
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}
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FieldPosition fp;
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if(pos != 0)
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fp.setField(pos->field);
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((const NumberFormat*)fmt)->format(number, res, fp, *status);
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if(pos != 0) {
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pos->beginIndex = fp.getBeginIndex();
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pos->endIndex = fp.getEndIndex();
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}
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return res.extract(result, resultLength, *status);
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}
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U_CAPI int32_t U_EXPORT2
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unum_formatDoubleForFields(const UNumberFormat* format,
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double number,
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UChar* result,
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int32_t resultLength,
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UFieldPositionIterator* fpositer,
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UErrorCode* status)
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{
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if (U_FAILURE(*status))
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return -1;
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if (result == NULL ? resultLength != 0 : resultLength < 0) {
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*status = U_ILLEGAL_ARGUMENT_ERROR;
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return -1;
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}
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UnicodeString res;
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if (result != NULL) {
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// NULL destination for pure preflighting: empty dummy string
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// otherwise, alias the destination buffer
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res.setTo(result, 0, resultLength);
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}
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((const NumberFormat*)format)->format(number, res, (FieldPositionIterator*)fpositer, *status);
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return res.extract(result, resultLength, *status);
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}
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U_CAPI int32_t U_EXPORT2
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unum_formatDecimal(const UNumberFormat* fmt,
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const char * number,
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int32_t length,
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UChar* result,
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int32_t resultLength,
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UFieldPosition *pos, /* 0 if ignore */
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UErrorCode* status) {
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if(U_FAILURE(*status)) {
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return -1;
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}
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if ((result == NULL && resultLength != 0) || resultLength < 0) {
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*status = U_ILLEGAL_ARGUMENT_ERROR;
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return -1;
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}
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FieldPosition fp;
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if(pos != 0) {
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fp.setField(pos->field);
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}
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if (length < 0) {
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length = static_cast<int32_t>(uprv_strlen(number));
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}
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StringPiece numSP(number, length);
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Formattable numFmtbl(numSP, *status);
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UnicodeString resultStr;
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if (resultLength > 0) {
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// Alias the destination buffer.
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resultStr.setTo(result, 0, resultLength);
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}
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((const NumberFormat*)fmt)->format(numFmtbl, resultStr, fp, *status);
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if(pos != 0) {
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pos->beginIndex = fp.getBeginIndex();
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pos->endIndex = fp.getEndIndex();
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}
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return resultStr.extract(result, resultLength, *status);
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}
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U_CAPI int32_t U_EXPORT2
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unum_formatDoubleCurrency(const UNumberFormat* fmt,
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double number,
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UChar* currency,
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UChar* result,
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int32_t resultLength,
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UFieldPosition* pos, /* ignored if 0 */
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UErrorCode* status) {
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if (U_FAILURE(*status)) return -1;
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UnicodeString res;
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if (!(result==NULL && resultLength==0)) {
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// NULL destination for pure preflighting: empty dummy string
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// otherwise, alias the destination buffer
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res.setTo(result, 0, resultLength);
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}
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FieldPosition fp;
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if (pos != 0) {
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fp.setField(pos->field);
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}
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CurrencyAmount *tempCurrAmnt = new CurrencyAmount(number, currency, *status);
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// Check for null pointer.
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if (tempCurrAmnt == NULL) {
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*status = U_MEMORY_ALLOCATION_ERROR;
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return -1;
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}
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Formattable n(tempCurrAmnt);
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((const NumberFormat*)fmt)->format(n, res, fp, *status);
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if (pos != 0) {
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pos->beginIndex = fp.getBeginIndex();
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pos->endIndex = fp.getEndIndex();
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}
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return res.extract(result, resultLength, *status);
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}
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static void
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parseRes(Formattable& res,
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const UNumberFormat* fmt,
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const UChar* text,
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int32_t textLength,
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int32_t *parsePos /* 0 = start */,
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UErrorCode *status)
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{
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if(U_FAILURE(*status))
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return;
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const UnicodeString src((UBool)(textLength == -1), text, textLength);
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ParsePosition pp;
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if(parsePos != 0)
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pp.setIndex(*parsePos);
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((const NumberFormat*)fmt)->parse(src, res, pp);
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if(pp.getErrorIndex() != -1) {
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*status = U_PARSE_ERROR;
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if(parsePos != 0) {
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*parsePos = pp.getErrorIndex();
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}
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} else if(parsePos != 0) {
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*parsePos = pp.getIndex();
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}
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}
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U_CAPI int32_t U_EXPORT2
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unum_parse( const UNumberFormat* fmt,
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const UChar* text,
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int32_t textLength,
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int32_t *parsePos /* 0 = start */,
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UErrorCode *status)
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{
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Formattable res;
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parseRes(res, fmt, text, textLength, parsePos, status);
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return res.getLong(*status);
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}
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U_CAPI int64_t U_EXPORT2
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unum_parseInt64( const UNumberFormat* fmt,
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const UChar* text,
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int32_t textLength,
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int32_t *parsePos /* 0 = start */,
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UErrorCode *status)
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{
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Formattable res;
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parseRes(res, fmt, text, textLength, parsePos, status);
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return res.getInt64(*status);
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}
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U_CAPI double U_EXPORT2
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unum_parseDouble( const UNumberFormat* fmt,
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const UChar* text,
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int32_t textLength,
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int32_t *parsePos /* 0 = start */,
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UErrorCode *status)
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{
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Formattable res;
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parseRes(res, fmt, text, textLength, parsePos, status);
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return res.getDouble(*status);
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}
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U_CAPI int32_t U_EXPORT2
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unum_parseDecimal(const UNumberFormat* fmt,
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const UChar* text,
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int32_t textLength,
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int32_t *parsePos /* 0 = start */,
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char *outBuf,
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int32_t outBufLength,
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UErrorCode *status)
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{
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if (U_FAILURE(*status)) {
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return -1;
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}
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if ((outBuf == NULL && outBufLength != 0) || outBufLength < 0) {
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*status = U_ILLEGAL_ARGUMENT_ERROR;
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return -1;
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}
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Formattable res;
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parseRes(res, fmt, text, textLength, parsePos, status);
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StringPiece sp = res.getDecimalNumber(*status);
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if (U_FAILURE(*status)) {
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return -1;
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} else if (sp.size() > outBufLength) {
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*status = U_BUFFER_OVERFLOW_ERROR;
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} else if (sp.size() == outBufLength) {
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uprv_strncpy(outBuf, sp.data(), sp.size());
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*status = U_STRING_NOT_TERMINATED_WARNING;
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} else {
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U_ASSERT(outBufLength > 0);
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uprv_strcpy(outBuf, sp.data());
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}
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return sp.size();
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}
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U_CAPI double U_EXPORT2
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unum_parseDoubleCurrency(const UNumberFormat* fmt,
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const UChar* text,
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int32_t textLength,
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int32_t* parsePos, /* 0 = start */
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UChar* currency,
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UErrorCode* status) {
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double doubleVal = 0.0;
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currency[0] = 0;
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if (U_FAILURE(*status)) {
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return doubleVal;
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}
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const UnicodeString src((UBool)(textLength == -1), text, textLength);
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ParsePosition pp;
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if (parsePos != NULL) {
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pp.setIndex(*parsePos);
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}
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*status = U_PARSE_ERROR; // assume failure, reset if succeed
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LocalPointer<CurrencyAmount> currAmt(((const NumberFormat*)fmt)->parseCurrency(src, pp));
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if (pp.getErrorIndex() != -1) {
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if (parsePos != NULL) {
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*parsePos = pp.getErrorIndex();
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}
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} else {
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if (parsePos != NULL) {
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*parsePos = pp.getIndex();
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}
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if (pp.getIndex() > 0) {
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*status = U_ZERO_ERROR;
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u_strcpy(currency, currAmt->getISOCurrency());
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doubleVal = currAmt->getNumber().getDouble(*status);
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}
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}
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return doubleVal;
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}
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U_CAPI const char* U_EXPORT2
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unum_getAvailable(int32_t index)
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{
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return uloc_getAvailable(index);
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}
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U_CAPI int32_t U_EXPORT2
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unum_countAvailable()
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{
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return uloc_countAvailable();
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}
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U_CAPI int32_t U_EXPORT2
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unum_getAttribute(const UNumberFormat* fmt,
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UNumberFormatAttribute attr)
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{
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const NumberFormat* nf = reinterpret_cast<const NumberFormat*>(fmt);
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if (attr == UNUM_LENIENT_PARSE) {
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// Supported for all subclasses
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return nf->isLenient();
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}
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else if (attr == UNUM_MAX_INTEGER_DIGITS) {
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return nf->getMaximumIntegerDigits();
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}
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else if (attr == UNUM_MIN_INTEGER_DIGITS) {
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return nf->getMinimumIntegerDigits();
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}
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else if (attr == UNUM_INTEGER_DIGITS) {
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// TODO: what should this return?
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return nf->getMinimumIntegerDigits();
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}
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else if (attr == UNUM_MAX_FRACTION_DIGITS) {
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return nf->getMaximumFractionDigits();
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}
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else if (attr == UNUM_MIN_FRACTION_DIGITS) {
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return nf->getMinimumFractionDigits();
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}
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else if (attr == UNUM_FRACTION_DIGITS) {
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// TODO: what should this return?
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return nf->getMinimumFractionDigits();
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}
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else if (attr == UNUM_ROUNDING_MODE) {
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return nf->getRoundingMode();
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}
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// The remaining attributes are only supported for DecimalFormat
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const DecimalFormat* df = dynamic_cast<const DecimalFormat*>(nf);
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if (df != NULL) {
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UErrorCode ignoredStatus = U_ZERO_ERROR;
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return df->getAttribute(attr, ignoredStatus);
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}
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return -1;
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}
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U_CAPI void U_EXPORT2
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unum_setAttribute( UNumberFormat* fmt,
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UNumberFormatAttribute attr,
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int32_t newValue)
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{
|
|
NumberFormat* nf = reinterpret_cast<NumberFormat*>(fmt);
|
|
if (attr == UNUM_LENIENT_PARSE) {
|
|
// Supported for all subclasses
|
|
// keep this here as the class may not be a DecimalFormat
|
|
return nf->setLenient(newValue != 0);
|
|
}
|
|
else if (attr == UNUM_MAX_INTEGER_DIGITS) {
|
|
return nf->setMaximumIntegerDigits(newValue);
|
|
}
|
|
else if (attr == UNUM_MIN_INTEGER_DIGITS) {
|
|
return nf->setMinimumIntegerDigits(newValue);
|
|
}
|
|
else if (attr == UNUM_INTEGER_DIGITS) {
|
|
nf->setMinimumIntegerDigits(newValue);
|
|
return nf->setMaximumIntegerDigits(newValue);
|
|
}
|
|
else if (attr == UNUM_MAX_FRACTION_DIGITS) {
|
|
return nf->setMaximumFractionDigits(newValue);
|
|
}
|
|
else if (attr == UNUM_MIN_FRACTION_DIGITS) {
|
|
return nf->setMinimumFractionDigits(newValue);
|
|
}
|
|
else if (attr == UNUM_FRACTION_DIGITS) {
|
|
nf->setMinimumFractionDigits(newValue);
|
|
return nf->setMaximumFractionDigits(newValue);
|
|
}
|
|
else if (attr == UNUM_ROUNDING_MODE) {
|
|
return nf->setRoundingMode((NumberFormat::ERoundingMode)newValue);
|
|
}
|
|
|
|
// The remaining attributes are only supported for DecimalFormat
|
|
DecimalFormat* df = dynamic_cast<DecimalFormat*>(nf);
|
|
if (df != NULL) {
|
|
UErrorCode ignoredStatus = U_ZERO_ERROR;
|
|
df->setAttribute(attr, newValue, ignoredStatus);
|
|
}
|
|
}
|
|
|
|
U_CAPI double U_EXPORT2
|
|
unum_getDoubleAttribute(const UNumberFormat* fmt,
|
|
UNumberFormatAttribute attr)
|
|
{
|
|
const NumberFormat* nf = reinterpret_cast<const NumberFormat*>(fmt);
|
|
const DecimalFormat* df = dynamic_cast<const DecimalFormat*>(nf);
|
|
if (df != NULL && attr == UNUM_ROUNDING_INCREMENT) {
|
|
return df->getRoundingIncrement();
|
|
} else {
|
|
return -1.0;
|
|
}
|
|
}
|
|
|
|
U_CAPI void U_EXPORT2
|
|
unum_setDoubleAttribute( UNumberFormat* fmt,
|
|
UNumberFormatAttribute attr,
|
|
double newValue)
|
|
{
|
|
NumberFormat* nf = reinterpret_cast<NumberFormat*>(fmt);
|
|
DecimalFormat* df = dynamic_cast<DecimalFormat*>(nf);
|
|
if (df != NULL && attr == UNUM_ROUNDING_INCREMENT) {
|
|
df->setRoundingIncrement(newValue);
|
|
}
|
|
}
|
|
|
|
U_CAPI int32_t U_EXPORT2
|
|
unum_getTextAttribute(const UNumberFormat* fmt,
|
|
UNumberFormatTextAttribute tag,
|
|
UChar* result,
|
|
int32_t resultLength,
|
|
UErrorCode* status)
|
|
{
|
|
if(U_FAILURE(*status))
|
|
return -1;
|
|
|
|
UnicodeString res;
|
|
if(!(result==NULL && resultLength==0)) {
|
|
// NULL destination for pure preflighting: empty dummy string
|
|
// otherwise, alias the destination buffer
|
|
res.setTo(result, 0, resultLength);
|
|
}
|
|
|
|
const NumberFormat* nf = reinterpret_cast<const NumberFormat*>(fmt);
|
|
const DecimalFormat* df = dynamic_cast<const DecimalFormat*>(nf);
|
|
if (df != NULL) {
|
|
switch(tag) {
|
|
case UNUM_POSITIVE_PREFIX:
|
|
df->getPositivePrefix(res);
|
|
break;
|
|
|
|
case UNUM_POSITIVE_SUFFIX:
|
|
df->getPositiveSuffix(res);
|
|
break;
|
|
|
|
case UNUM_NEGATIVE_PREFIX:
|
|
df->getNegativePrefix(res);
|
|
break;
|
|
|
|
case UNUM_NEGATIVE_SUFFIX:
|
|
df->getNegativeSuffix(res);
|
|
break;
|
|
|
|
case UNUM_PADDING_CHARACTER:
|
|
res = df->getPadCharacterString();
|
|
break;
|
|
|
|
case UNUM_CURRENCY_CODE:
|
|
res = UnicodeString(df->getCurrency());
|
|
break;
|
|
|
|
default:
|
|
*status = U_UNSUPPORTED_ERROR;
|
|
return -1;
|
|
}
|
|
} else {
|
|
const RuleBasedNumberFormat* rbnf = dynamic_cast<const RuleBasedNumberFormat*>(nf);
|
|
U_ASSERT(rbnf != NULL);
|
|
if (tag == UNUM_DEFAULT_RULESET) {
|
|
res = rbnf->getDefaultRuleSetName();
|
|
} else if (tag == UNUM_PUBLIC_RULESETS) {
|
|
int32_t count = rbnf->getNumberOfRuleSetNames();
|
|
for (int i = 0; i < count; ++i) {
|
|
res += rbnf->getRuleSetName(i);
|
|
res += (UChar)0x003b; // semicolon
|
|
}
|
|
} else {
|
|
*status = U_UNSUPPORTED_ERROR;
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
return res.extract(result, resultLength, *status);
|
|
}
|
|
|
|
U_CAPI void U_EXPORT2
|
|
unum_setTextAttribute( UNumberFormat* fmt,
|
|
UNumberFormatTextAttribute tag,
|
|
const UChar* newValue,
|
|
int32_t newValueLength,
|
|
UErrorCode *status)
|
|
{
|
|
if(U_FAILURE(*status))
|
|
return;
|
|
|
|
UnicodeString val(newValue, newValueLength);
|
|
NumberFormat* nf = reinterpret_cast<NumberFormat*>(fmt);
|
|
DecimalFormat* df = dynamic_cast<DecimalFormat*>(nf);
|
|
if (df != NULL) {
|
|
switch(tag) {
|
|
case UNUM_POSITIVE_PREFIX:
|
|
df->setPositivePrefix(val);
|
|
break;
|
|
|
|
case UNUM_POSITIVE_SUFFIX:
|
|
df->setPositiveSuffix(val);
|
|
break;
|
|
|
|
case UNUM_NEGATIVE_PREFIX:
|
|
df->setNegativePrefix(val);
|
|
break;
|
|
|
|
case UNUM_NEGATIVE_SUFFIX:
|
|
df->setNegativeSuffix(val);
|
|
break;
|
|
|
|
case UNUM_PADDING_CHARACTER:
|
|
df->setPadCharacter(val);
|
|
break;
|
|
|
|
case UNUM_CURRENCY_CODE:
|
|
df->setCurrency(val.getTerminatedBuffer(), *status);
|
|
break;
|
|
|
|
default:
|
|
*status = U_UNSUPPORTED_ERROR;
|
|
break;
|
|
}
|
|
} else {
|
|
RuleBasedNumberFormat* rbnf = dynamic_cast<RuleBasedNumberFormat*>(nf);
|
|
U_ASSERT(rbnf != NULL);
|
|
if (tag == UNUM_DEFAULT_RULESET) {
|
|
rbnf->setDefaultRuleSet(val, *status);
|
|
} else {
|
|
*status = U_UNSUPPORTED_ERROR;
|
|
}
|
|
}
|
|
}
|
|
|
|
U_CAPI int32_t U_EXPORT2
|
|
unum_toPattern( const UNumberFormat* fmt,
|
|
UBool isPatternLocalized,
|
|
UChar* result,
|
|
int32_t resultLength,
|
|
UErrorCode* status)
|
|
{
|
|
if(U_FAILURE(*status))
|
|
return -1;
|
|
|
|
UnicodeString pat;
|
|
if(!(result==NULL && resultLength==0)) {
|
|
// NULL destination for pure preflighting: empty dummy string
|
|
// otherwise, alias the destination buffer
|
|
pat.setTo(result, 0, resultLength);
|
|
}
|
|
|
|
const NumberFormat* nf = reinterpret_cast<const NumberFormat*>(fmt);
|
|
const DecimalFormat* df = dynamic_cast<const DecimalFormat*>(nf);
|
|
if (df != NULL) {
|
|
if(isPatternLocalized)
|
|
df->toLocalizedPattern(pat);
|
|
else
|
|
df->toPattern(pat);
|
|
} else {
|
|
const RuleBasedNumberFormat* rbnf = dynamic_cast<const RuleBasedNumberFormat*>(nf);
|
|
U_ASSERT(rbnf != NULL);
|
|
pat = rbnf->getRules();
|
|
}
|
|
return pat.extract(result, resultLength, *status);
|
|
}
|
|
|
|
U_CAPI int32_t U_EXPORT2
|
|
unum_getSymbol(const UNumberFormat *fmt,
|
|
UNumberFormatSymbol symbol,
|
|
UChar *buffer,
|
|
int32_t size,
|
|
UErrorCode *status)
|
|
{
|
|
if(status==NULL || U_FAILURE(*status)) {
|
|
return 0;
|
|
}
|
|
if(fmt==NULL || symbol< 0 || symbol>=UNUM_FORMAT_SYMBOL_COUNT) {
|
|
*status=U_ILLEGAL_ARGUMENT_ERROR;
|
|
return 0;
|
|
}
|
|
const NumberFormat *nf = reinterpret_cast<const NumberFormat *>(fmt);
|
|
const DecimalFormat *dcf = dynamic_cast<const DecimalFormat *>(nf);
|
|
if (dcf == NULL) {
|
|
*status = U_UNSUPPORTED_ERROR;
|
|
return 0;
|
|
}
|
|
|
|
return dcf->
|
|
getDecimalFormatSymbols()->
|
|
getConstSymbol((DecimalFormatSymbols::ENumberFormatSymbol)symbol).
|
|
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 || symbol< 0 || symbol>=UNUM_FORMAT_SYMBOL_COUNT || value==NULL || length<-1) {
|
|
*status=U_ILLEGAL_ARGUMENT_ERROR;
|
|
return;
|
|
}
|
|
NumberFormat *nf = reinterpret_cast<NumberFormat *>(fmt);
|
|
DecimalFormat *dcf = dynamic_cast<DecimalFormat *>(nf);
|
|
if (dcf == NULL) {
|
|
*status = U_UNSUPPORTED_ERROR;
|
|
return;
|
|
}
|
|
|
|
DecimalFormatSymbols symbols(*dcf->getDecimalFormatSymbols());
|
|
symbols.setSymbol((DecimalFormatSymbols::ENumberFormatSymbol)symbol,
|
|
UnicodeString(value, length)); /* UnicodeString can handle the case when length = -1. */
|
|
dcf->setDecimalFormatSymbols(symbols);
|
|
}
|
|
|
|
U_CAPI void U_EXPORT2
|
|
unum_applyPattern( UNumberFormat *fmt,
|
|
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
|
|
NumberFormat* nf = reinterpret_cast<NumberFormat*>(fmt);
|
|
DecimalFormat* df = dynamic_cast<DecimalFormat*>(nf);
|
|
if (df != NULL) {
|
|
if(localized) {
|
|
df->applyLocalizedPattern(pat,*parseError, *status);
|
|
} else {
|
|
df->applyPattern(pat,*parseError, *status);
|
|
}
|
|
} else {
|
|
*status = U_UNSUPPORTED_ERROR;
|
|
return;
|
|
}
|
|
}
|
|
|
|
U_CAPI const char* U_EXPORT2
|
|
unum_getLocaleByType(const UNumberFormat *fmt,
|
|
ULocDataLocaleType type,
|
|
UErrorCode* status)
|
|
{
|
|
if (fmt == NULL) {
|
|
if (U_SUCCESS(*status)) {
|
|
*status = U_ILLEGAL_ARGUMENT_ERROR;
|
|
}
|
|
return NULL;
|
|
}
|
|
return ((const Format*)fmt)->getLocaleID(type, *status);
|
|
}
|
|
|
|
U_CAPI void U_EXPORT2
|
|
unum_setContext(UNumberFormat* fmt, UDisplayContext value, UErrorCode* status)
|
|
{
|
|
if (U_FAILURE(*status)) {
|
|
return;
|
|
}
|
|
((NumberFormat*)fmt)->setContext(value, *status);
|
|
return;
|
|
}
|
|
|
|
U_CAPI UDisplayContext U_EXPORT2
|
|
unum_getContext(const UNumberFormat *fmt, UDisplayContextType type, UErrorCode* status)
|
|
{
|
|
if (U_FAILURE(*status)) {
|
|
return (UDisplayContext)0;
|
|
}
|
|
return ((const NumberFormat*)fmt)->getContext(type, *status);
|
|
}
|
|
|
|
U_INTERNAL UFormattable * U_EXPORT2
|
|
unum_parseToUFormattable(const UNumberFormat* fmt,
|
|
UFormattable *result,
|
|
const UChar* text,
|
|
int32_t textLength,
|
|
int32_t* parsePos, /* 0 = start */
|
|
UErrorCode* status) {
|
|
UFormattable *newFormattable = NULL;
|
|
if (U_FAILURE(*status)) return result;
|
|
if (fmt == NULL || (text==NULL && textLength!=0)) {
|
|
*status = U_ILLEGAL_ARGUMENT_ERROR;
|
|
return result;
|
|
}
|
|
if (result == NULL) { // allocate if not allocated.
|
|
newFormattable = result = ufmt_open(status);
|
|
}
|
|
parseRes(*(Formattable::fromUFormattable(result)), fmt, text, textLength, parsePos, status);
|
|
if (U_FAILURE(*status) && newFormattable != NULL) {
|
|
ufmt_close(newFormattable);
|
|
result = NULL; // deallocate if there was a parse error
|
|
}
|
|
return result;
|
|
}
|
|
|
|
U_INTERNAL int32_t U_EXPORT2
|
|
unum_formatUFormattable(const UNumberFormat* fmt,
|
|
const UFormattable *number,
|
|
UChar *result,
|
|
int32_t resultLength,
|
|
UFieldPosition *pos, /* ignored if 0 */
|
|
UErrorCode *status) {
|
|
if (U_FAILURE(*status)) {
|
|
return 0;
|
|
}
|
|
if (fmt == NULL || number==NULL ||
|
|
(result==NULL ? resultLength!=0 : resultLength<0)) {
|
|
*status = U_ILLEGAL_ARGUMENT_ERROR;
|
|
return 0;
|
|
}
|
|
UnicodeString res(result, 0, resultLength);
|
|
|
|
FieldPosition fp;
|
|
|
|
if(pos != 0)
|
|
fp.setField(pos->field);
|
|
|
|
((const NumberFormat*)fmt)->format(*(Formattable::fromUFormattable(number)), res, fp, *status);
|
|
|
|
if(pos != 0) {
|
|
pos->beginIndex = fp.getBeginIndex();
|
|
pos->endIndex = fp.getEndIndex();
|
|
}
|
|
|
|
return res.extract(result, resultLength, *status);
|
|
}
|
|
|
|
#endif /* #if !UCONFIG_NO_FORMATTING */
|