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// © 2017 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
#include "unicode/utypes.h"
#if !UCONFIG_NO_FORMATTING
#include "unicode/numberformatter.h"
#include "number_types.h"
using namespace icu;
using namespace icu::number;
using namespace icu::number::impl;
ScientificNotation Notation::scientific() {
// NOTE: ISO C++ does not allow C99 designated initializers.
ScientificSettings settings;
settings.fEngineeringInterval = 1;
settings.fRequireMinInt = false;
settings.fMinExponentDigits = 1;
settings.fExponentSignDisplay = UNUM_SIGN_AUTO;
NotationUnion union_;
union_.scientific = settings;
return {NTN_SCIENTIFIC, union_};
}
ScientificNotation Notation::engineering() {
ScientificSettings settings;
settings.fEngineeringInterval = 3;
settings.fRequireMinInt = false;
settings.fMinExponentDigits = 1;
settings.fExponentSignDisplay = UNUM_SIGN_AUTO;
NotationUnion union_;
union_.scientific = settings;
return {NTN_SCIENTIFIC, union_};
}
ScientificNotation::ScientificNotation(int8_t fEngineeringInterval, bool fRequireMinInt,
impl::digits_t fMinExponentDigits,
UNumberSignDisplay fExponentSignDisplay) {
ScientificSettings settings;
settings.fEngineeringInterval = fEngineeringInterval;
settings.fRequireMinInt = fRequireMinInt;
settings.fMinExponentDigits = fMinExponentDigits;
settings.fExponentSignDisplay = fExponentSignDisplay;
NotationUnion union_;
union_.scientific = settings;
*this = {NTN_SCIENTIFIC, union_};
}
Notation Notation::compactShort() {
NotationUnion union_;
union_.compactStyle = CompactStyle::UNUM_SHORT;
return {NTN_COMPACT, union_};
}
Notation Notation::compactLong() {
NotationUnion union_;
union_.compactStyle = CompactStyle::UNUM_LONG;
return {NTN_COMPACT, union_};
}
Notation Notation::simple() {
return {};
}
ScientificNotation
ScientificNotation::withMinExponentDigits(int32_t minExponentDigits) const {
if (minExponentDigits >= 1 && minExponentDigits <= kMaxIntFracSig) {
ScientificSettings settings = fUnion.scientific;
settings.fMinExponentDigits = static_cast<digits_t>(minExponentDigits);
NotationUnion union_ = {settings};
return {NTN_SCIENTIFIC, union_};
} else {
return {U_NUMBER_ARG_OUTOFBOUNDS_ERROR};
}
}
ScientificNotation
ScientificNotation::withExponentSignDisplay(UNumberSignDisplay exponentSignDisplay) const {
ScientificSettings settings = fUnion.scientific;
settings.fExponentSignDisplay = exponentSignDisplay;
NotationUnion union_ = {settings};
return {NTN_SCIENTIFIC, union_};
}
#endif /* #if !UCONFIG_NO_FORMATTING */
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