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107 lines
3.1 KiB
C++
107 lines
3.1 KiB
C++
/*
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*****************************************************************************************
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* Copyright (C) 2010-2011, 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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#include "unicode/utypes.h"
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#if !UCONFIG_NO_FORMATTING
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#include "unicode/udateintervalformat.h"
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#include "unicode/dtitvfmt.h"
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#include "unicode/dtintrv.h"
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#include "unicode/localpointer.h"
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#include "unicode/timezone.h"
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#include "unicode/locid.h"
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#include "unicode/unistr.h"
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U_NAMESPACE_USE
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U_CAPI UDateIntervalFormat* U_EXPORT2
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udtitvfmt_open(const char* locale,
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const UChar* skeleton,
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int32_t skeletonLength,
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const UChar* tzID,
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int32_t tzIDLength,
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UErrorCode* status)
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{
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if (U_FAILURE(*status)) {
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return NULL;
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}
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if ((skeleton == NULL ? skeletonLength != 0 : skeletonLength < -1) ||
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(tzID == NULL ? tzIDLength != 0 : tzIDLength < -1)
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) {
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*status = U_ILLEGAL_ARGUMENT_ERROR;
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return NULL;
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}
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UnicodeString skel((UBool)(skeletonLength == -1), skeleton, skeletonLength);
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LocalPointer<DateIntervalFormat> formatter(
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DateIntervalFormat::createInstance(skel, Locale(locale), *status));
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if (U_FAILURE(*status)) {
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return NULL;
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}
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if(tzID != 0) {
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TimeZone *zone = TimeZone::createTimeZone(UnicodeString((UBool)(tzIDLength == -1), tzID, tzIDLength));
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if(zone == NULL) {
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*status = U_MEMORY_ALLOCATION_ERROR;
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return NULL;
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}
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formatter->adoptTimeZone(zone);
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}
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return (UDateIntervalFormat*)formatter.orphan();
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}
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U_CAPI void U_EXPORT2
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udtitvfmt_close(UDateIntervalFormat *formatter)
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{
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delete (DateIntervalFormat*)formatter;
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}
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U_CAPI int32_t U_EXPORT2
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udtitvfmt_format(const UDateIntervalFormat* formatter,
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UDate fromDate,
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UDate toDate,
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UChar* result,
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int32_t resultCapacity,
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UFieldPosition* position,
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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 (result == NULL ? resultCapacity != 0 : resultCapacity < 0) {
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*status = U_ILLEGAL_ARGUMENT_ERROR;
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return 0;
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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 (copied from udat_format)
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res.setTo(result, 0, resultCapacity);
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}
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FieldPosition fp;
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if (position != 0) {
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fp.setField(position->field);
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}
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DateInterval interval = DateInterval(fromDate,toDate);
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((const DateIntervalFormat*)formatter)->format( &interval, res, fp, *status );
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if (U_FAILURE(*status)) {
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return -1;
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}
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if (position != 0) {
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position->beginIndex = fp.getBeginIndex();
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position->endIndex = fp.getEndIndex();
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}
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return res.extract(result, resultCapacity, *status);
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}
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#endif /* #if !UCONFIG_NO_FORMATTING */
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