55 lines
1.4 KiB
C++
55 lines
1.4 KiB
C++
/*
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* Copyright (C) 2015, International Business Machines
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* Corporation and others. All Rights Reserved.
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*
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* file name: digitinterval.cpp
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*/
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#include "unicode/utypes.h"
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#include "digitinterval.h"
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U_NAMESPACE_BEGIN
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void DigitInterval::expandToContain(const DigitInterval &rhs) {
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if (fSmallestInclusive > rhs.fSmallestInclusive) {
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fSmallestInclusive = rhs.fSmallestInclusive;
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}
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if (fLargestExclusive < rhs.fLargestExclusive) {
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fLargestExclusive = rhs.fLargestExclusive;
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}
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}
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void DigitInterval::shrinkToFitWithin(const DigitInterval &rhs) {
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if (fSmallestInclusive < rhs.fSmallestInclusive) {
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fSmallestInclusive = rhs.fSmallestInclusive;
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}
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if (fLargestExclusive > rhs.fLargestExclusive) {
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fLargestExclusive = rhs.fLargestExclusive;
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}
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}
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void DigitInterval::setIntDigitCount(int32_t count) {
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fLargestExclusive = count < 0 ? INT32_MAX : count;
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}
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void DigitInterval::setFracDigitCount(int32_t count) {
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fSmallestInclusive = count < 0 ? INT32_MIN : -count;
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}
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void DigitInterval::expandToContainDigit(int32_t digitExponent) {
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if (fLargestExclusive <= digitExponent) {
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fLargestExclusive = digitExponent + 1;
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} else if (fSmallestInclusive > digitExponent) {
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fSmallestInclusive = digitExponent;
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}
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}
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UBool DigitInterval::contains(int32_t x) const {
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return (x < fLargestExclusive && x >= fSmallestInclusive);
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}
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U_NAMESPACE_END
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