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import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

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Roy Tam 2018-01-19 03:59:58 +08:00
commit dcd9973243
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intl/icu/source/i18n/digitgrouping.cpp Normal file
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// Copyright (C) 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
/*
* Copyright (C) 2015, International Business Machines
* Corporation and others. All Rights Reserved.
*
* file name: digitgrouping.cpp
*/
#include "unicode/utypes.h"
#include "digitgrouping.h"
#include "smallintformatter.h"
U_NAMESPACE_BEGIN
UBool DigitGrouping::isSeparatorAt(
int32_t digitsLeftOfDecimal, int32_t digitPos) const {
if (!isGroupingEnabled(digitsLeftOfDecimal) || digitPos < fGrouping) {
return FALSE;
}
return ((digitPos - fGrouping) % getGrouping2() == 0);
}
int32_t DigitGrouping::getSeparatorCount(int32_t digitsLeftOfDecimal) const {
if (!isGroupingEnabled(digitsLeftOfDecimal)) {
return 0;
}
return (digitsLeftOfDecimal - 1 - fGrouping) / getGrouping2() + 1;
}
UBool DigitGrouping::isGroupingEnabled(int32_t digitsLeftOfDecimal) const {
return (isGroupingUsed()
&& digitsLeftOfDecimal >= fGrouping + getMinGrouping());
}
UBool DigitGrouping::isNoGrouping(
int32_t positiveValue, const IntDigitCountRange &range) const {
return getSeparatorCount(
SmallIntFormatter::estimateDigitCount(positiveValue, range)) == 0;
}
int32_t DigitGrouping::getGrouping2() const {
return (fGrouping2 > 0 ? fGrouping2 : fGrouping);
}
int32_t DigitGrouping::getMinGrouping() const {
return (fMinGrouping > 0 ? fMinGrouping : 1);
}
void
DigitGrouping::clear() {
fMinGrouping = 0;
fGrouping = 0;
fGrouping2 = 0;
}
U_NAMESPACE_END