145 lines
5.3 KiB
C++
145 lines
5.3 KiB
C++
// © 2017 and later: Unicode, Inc. and others.
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// License & terms of use: http://www.unicode.org/copyright.html
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#include "unicode/utypes.h"
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#if !UCONFIG_NO_FORMATTING
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#include "number_decimfmtprops.h"
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#include "umutex.h"
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using namespace icu;
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using namespace icu::number;
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using namespace icu::number::impl;
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namespace {
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char kRawDefaultProperties[sizeof(DecimalFormatProperties)];
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icu::UInitOnce gDefaultPropertiesInitOnce = U_INITONCE_INITIALIZER;
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void U_CALLCONV initDefaultProperties(UErrorCode&) {
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*reinterpret_cast<DecimalFormatProperties*>(kRawDefaultProperties) = {}; // set to the default instance
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}
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}
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DecimalFormatProperties::DecimalFormatProperties() {
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clear();
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}
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void DecimalFormatProperties::clear() {
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compactStyle.nullify();
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currency.nullify();
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currencyPluralInfo.fPtr.adoptInstead(nullptr);
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currencyUsage.nullify();
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decimalPatternMatchRequired = false;
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decimalSeparatorAlwaysShown = false;
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exponentSignAlwaysShown = false;
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formatFailIfMoreThanMaxDigits = false;
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formatWidth = -1;
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groupingSize = -1;
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groupingUsed = true;
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magnitudeMultiplier = 0;
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maximumFractionDigits = -1;
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maximumIntegerDigits = -1;
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maximumSignificantDigits = -1;
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minimumExponentDigits = -1;
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minimumFractionDigits = -1;
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minimumGroupingDigits = -1;
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minimumIntegerDigits = -1;
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minimumSignificantDigits = -1;
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multiplier = 1;
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multiplierScale = 0;
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negativePrefix.setToBogus();
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negativePrefixPattern.setToBogus();
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negativeSuffix.setToBogus();
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negativeSuffixPattern.setToBogus();
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padPosition.nullify();
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padString.setToBogus();
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parseCaseSensitive = false;
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parseIntegerOnly = false;
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parseMode.nullify();
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parseNoExponent = false;
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parseToBigDecimal = false;
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parseAllInput = UNUM_MAYBE;
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positivePrefix.setToBogus();
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positivePrefixPattern.setToBogus();
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positiveSuffix.setToBogus();
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positiveSuffixPattern.setToBogus();
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roundingIncrement = 0.0;
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roundingMode.nullify();
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secondaryGroupingSize = -1;
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signAlwaysShown = false;
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}
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bool
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DecimalFormatProperties::_equals(const DecimalFormatProperties& other, bool ignoreForFastFormat) const {
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bool eq = true;
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// Properties that must be equal both normally and for fast-path formatting
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eq = eq && compactStyle == other.compactStyle;
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eq = eq && currency == other.currency;
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eq = eq && currencyPluralInfo.fPtr.getAlias() == other.currencyPluralInfo.fPtr.getAlias();
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eq = eq && currencyUsage == other.currencyUsage;
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eq = eq && decimalSeparatorAlwaysShown == other.decimalSeparatorAlwaysShown;
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eq = eq && exponentSignAlwaysShown == other.exponentSignAlwaysShown;
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eq = eq && formatFailIfMoreThanMaxDigits == other.formatFailIfMoreThanMaxDigits;
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eq = eq && formatWidth == other.formatWidth;
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eq = eq && magnitudeMultiplier == other.magnitudeMultiplier;
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eq = eq && maximumSignificantDigits == other.maximumSignificantDigits;
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eq = eq && minimumExponentDigits == other.minimumExponentDigits;
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eq = eq && minimumGroupingDigits == other.minimumGroupingDigits;
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eq = eq && minimumSignificantDigits == other.minimumSignificantDigits;
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eq = eq && multiplier == other.multiplier;
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eq = eq && multiplierScale == other.multiplierScale;
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eq = eq && negativePrefix == other.negativePrefix;
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eq = eq && negativeSuffix == other.negativeSuffix;
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eq = eq && padPosition == other.padPosition;
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eq = eq && padString == other.padString;
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eq = eq && positivePrefix == other.positivePrefix;
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eq = eq && positiveSuffix == other.positiveSuffix;
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eq = eq && roundingIncrement == other.roundingIncrement;
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eq = eq && roundingMode == other.roundingMode;
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eq = eq && secondaryGroupingSize == other.secondaryGroupingSize;
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eq = eq && signAlwaysShown == other.signAlwaysShown;
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if (ignoreForFastFormat) {
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return eq;
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}
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// Properties ignored by fast-path formatting
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// Formatting (special handling required):
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eq = eq && groupingSize == other.groupingSize;
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eq = eq && groupingUsed == other.groupingUsed;
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eq = eq && minimumFractionDigits == other.minimumFractionDigits;
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eq = eq && maximumFractionDigits == other.maximumFractionDigits;
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eq = eq && maximumIntegerDigits == other.maximumIntegerDigits;
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eq = eq && minimumIntegerDigits == other.minimumIntegerDigits;
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eq = eq && negativePrefixPattern == other.negativePrefixPattern;
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eq = eq && negativeSuffixPattern == other.negativeSuffixPattern;
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eq = eq && positivePrefixPattern == other.positivePrefixPattern;
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eq = eq && positiveSuffixPattern == other.positiveSuffixPattern;
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// Parsing (always safe to ignore):
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eq = eq && decimalPatternMatchRequired == other.decimalPatternMatchRequired;
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eq = eq && parseCaseSensitive == other.parseCaseSensitive;
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eq = eq && parseIntegerOnly == other.parseIntegerOnly;
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eq = eq && parseMode == other.parseMode;
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eq = eq && parseNoExponent == other.parseNoExponent;
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eq = eq && parseToBigDecimal == other.parseToBigDecimal;
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eq = eq && parseAllInput == other.parseAllInput;
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return eq;
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}
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bool DecimalFormatProperties::equalsDefaultExceptFastFormat() const {
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UErrorCode localStatus = U_ZERO_ERROR;
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umtx_initOnce(gDefaultPropertiesInitOnce, &initDefaultProperties, localStatus);
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return _equals(*reinterpret_cast<DecimalFormatProperties*>(kRawDefaultProperties), true);
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}
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#endif /* #if !UCONFIG_NO_FORMATTING */
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