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ðŸ“„ appendable.h(8.54 KB)
ðŸ“„ basictz.h(9.99 KB)
ðŸ“„ brkiter.h(27.86 KB)
ðŸ“„ bytestream.h(10.75 KB)
ðŸ“„ bytestrie.h(20.8 KB)
ðŸ“„ bytestriebuilder.h(7.48 KB)
ðŸ“„ calendar.h(106.52 KB)
ðŸ“„ caniter.h(7.47 KB)
ðŸ“„ casemap.h(25.42 KB)
ðŸ“„ char16ptr.h(7.22 KB)
ðŸ“„ chariter.h(24.06 KB)
ðŸ“„ choicfmt.h(24 KB)
ðŸ“„ coleitr.h(13.78 KB)
ðŸ“„ coll.h(56.3 KB)
ðŸ“„ compactdecimalformat.h(6.88 KB)
ðŸ“„ curramt.h(3.67 KB)
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ðŸ“„ currunit.h(4.02 KB)
ðŸ“„ datefmt.h(40.72 KB)
ðŸ“„ dbbi.h(1.19 KB)
ðŸ“„ dcfmtsym.h(20.94 KB)
ðŸ“„ decimfmt.h(87.54 KB)
ðŸ“„ displayoptions.h(7.08 KB)
ðŸ“„ docmain.h(7.3 KB)
ðŸ“„ dtfmtsym.h(38.23 KB)
ðŸ“„ dtintrv.h(3.85 KB)
ðŸ“„ dtitvfmt.h(49.26 KB)
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ðŸ“„ edits.h(20.73 KB)
ðŸ“„ enumset.h(2.08 KB)
ðŸ“„ errorcode.h(4.84 KB)
ðŸ“„ fieldpos.h(8.7 KB)
ðŸ“„ filteredbrk.h(5.37 KB)
ðŸ“„ fmtable.h(24.45 KB)
ðŸ“„ format.h(12.5 KB)
ðŸ“„ formattednumber.h(6.15 KB)
ðŸ“„ formattedvalue.h(9.75 KB)
ðŸ“„ fpositer.h(3.03 KB)
ðŸ“„ gender.h(3.35 KB)
ðŸ“„ gregocal.h(30.03 KB)
ðŸ“„ icudataver.h(1.02 KB)
ðŸ“„ icuplug.h(12.1 KB)
ðŸ“„ idna.h(12.71 KB)
ðŸ“„ listformatter.h(8.59 KB)
ðŸ“„ localebuilder.h(11.08 KB)
ðŸ“„ localematcher.h(26.83 KB)
ðŸ“„ localpointer.h(19.44 KB)
ðŸ“„ locdspnm.h(7.12 KB)
ðŸ“„ locid.h(48.27 KB)
ðŸ“„ measfmt.h(11.42 KB)
ðŸ“„ measunit.h(107.38 KB)
ðŸ“„ measure.h(4.69 KB)
ðŸ“„ messagepattern.h(33.72 KB)
ðŸ“„ msgfmt.h(44.21 KB)
ðŸ“„ normalizer2.h(34.73 KB)
ðŸ“„ normlzr.h(30.97 KB)
ðŸ“„ nounit.h(2.25 KB)
ðŸ“„ numberformatter.h(90.03 KB)
ðŸ“„ numberrangeformatter.h(25.32 KB)
ðŸ“„ numfmt.h(50.26 KB)
ðŸ“„ numsys.h(7.23 KB)
ðŸ“„ parseerr.h(3.08 KB)
ðŸ“„ parsepos.h(5.57 KB)
ðŸ“„ platform.h(27.8 KB)
ðŸ“„ plurfmt.h(25.25 KB)
ðŸ“„ plurrule.h(20.64 KB)
ðŸ“„ ptypes.h(3.49 KB)
ðŸ“„ putil.h(6.32 KB)
ðŸ“„ rbbi.h(32.07 KB)
ðŸ“„ rbnf.h(49.92 KB)
ðŸ“„ rbtz.h(15.77 KB)
ðŸ“„ regex.h(84.45 KB)
ðŸ“„ region.h(9.2 KB)
ðŸ“„ reldatefmt.h(22.36 KB)
ðŸ“„ rep.h(9.38 KB)
ðŸ“„ resbund.h(18.11 KB)
ðŸ“„ schriter.h(6.1 KB)
ðŸ“„ scientificnumberformatter.h(6.44 KB)
ðŸ“„ search.h(22.24 KB)
ðŸ“„ selfmt.h(14.35 KB)
ðŸ“„ simpleformatter.h(12.6 KB)
ðŸ“„ simplenumberformatter.h(8.88 KB)
ðŸ“„ simpletz.h(45.65 KB)
ðŸ“„ smpdtfmt.h(71.85 KB)
ðŸ“„ sortkey.h(11.19 KB)
ðŸ“„ std_string.h(1.05 KB)
ðŸ“„ strenum.h(9.96 KB)
ðŸ“„ stringoptions.h(5.79 KB)
ðŸ“„ stringpiece.h(10.05 KB)
ðŸ“„ stringtriebuilder.h(15.5 KB)
ðŸ“„ stsearch.h(21.44 KB)
ðŸ“„ symtable.h(4.28 KB)
ðŸ“„ tblcoll.h(36.94 KB)
ðŸ“„ timezone.h(45.67 KB)
ðŸ“„ tmunit.h(3.4 KB)
ðŸ“„ tmutamt.h(4.91 KB)
ðŸ“„ tmutfmt.h(7.42 KB)
ðŸ“„ translit.h(65.83 KB)
ðŸ“„ tzfmt.h(42.96 KB)
ðŸ“„ tznames.h(16.85 KB)
ðŸ“„ tzrule.h(34.86 KB)
ðŸ“„ tztrans.h(6.13 KB)
ðŸ“„ ubidi.h(89.61 KB)
ðŸ“„ ubiditransform.h(12.71 KB)
ðŸ“„ ubrk.h(24.43 KB)
ðŸ“„ ucal.h(64.28 KB)
ðŸ“„ ucasemap.h(15.21 KB)
ðŸ“„ ucat.h(5.35 KB)
ðŸ“„ uchar.h(145.7 KB)
ðŸ“„ ucharstrie.h(22.56 KB)
ðŸ“„ ucharstriebuilder.h(7.48 KB)
ðŸ“„ uchriter.h(13.42 KB)
ðŸ“„ uclean.h(11.21 KB)
ðŸ“„ ucnv.h(83.46 KB)
ðŸ“„ ucnv_cb.h(6.58 KB)
ðŸ“„ ucnv_err.h(20.98 KB)
ðŸ“„ ucnvsel.h(6.24 KB)
ðŸ“„ ucol.h(62.7 KB)
ðŸ“„ ucoleitr.h(9.82 KB)
ðŸ“„ uconfig.h(12.31 KB)
ðŸ“„ ucpmap.h(5.54 KB)
ðŸ“„ ucptrie.h(22.51 KB)
ðŸ“„ ucsdet.h(14.69 KB)
ðŸ“„ ucurr.h(16.72 KB)
ðŸ“„ udat.h(62.36 KB)
ðŸ“„ udata.h(15.63 KB)
ðŸ“„ udateintervalformat.h(11.93 KB)
ðŸ“„ udatpg.h(30.13 KB)
ðŸ“„ udisplaycontext.h(5.94 KB)
ðŸ“„ udisplayoptions.h(8.86 KB)
ðŸ“„ uenum.h(7.79 KB)
ðŸ“„ ufieldpositer.h(4.41 KB)
ðŸ“„ uformattable.h(10.97 KB)
ðŸ“„ uformattednumber.h(8.09 KB)
ðŸ“„ uformattedvalue.h(12.25 KB)
ðŸ“„ ugender.h(2.06 KB)
ðŸ“„ uidna.h(33.43 KB)
ðŸ“„ uiter.h(22.75 KB)
ðŸ“„ uldnames.h(10.48 KB)
ðŸ“„ ulistformatter.h(10.78 KB)
ðŸ“„ uloc.h(54.66 KB)
ðŸ“„ ulocale.h(6.35 KB)
ðŸ“„ ulocbuilder.h(16.72 KB)
ðŸ“„ ulocdata.h(11.3 KB)
ðŸ“„ umachine.h(15 KB)
ðŸ“„ umisc.h(1.34 KB)
ðŸ“„ umsg.h(24.25 KB)
ðŸ“„ umutablecptrie.h(8.3 KB)
ðŸ“„ unifilt.h(4 KB)
ðŸ“„ unifunct.h(4.05 KB)
ðŸ“„ unimatch.h(6.1 KB)
ðŸ“„ unirepl.h(3.38 KB)
ðŸ“„ uniset.h(66.85 KB)
ðŸ“„ unistr.h(171.35 KB)
ðŸ“„ unorm.h(20.55 KB)
ðŸ“„ unorm2.h(25.71 KB)
ðŸ“„ unum.h(55.16 KB)
ðŸ“„ unumberformatter.h(19.68 KB)
ðŸ“„ unumberoptions.h(5.23 KB)
ðŸ“„ unumberrangeformatter.h(15.35 KB)
ðŸ“„ unumsys.h(7.26 KB)
ðŸ“„ uobject.h(10.66 KB)
ðŸ“„ upluralrules.h(8.79 KB)
ðŸ“„ uregex.h(71.99 KB)
ðŸ“„ uregion.h(9.81 KB)
ðŸ“„ ureldatefmt.h(16.98 KB)
ðŸ“„ urename.h(140.82 KB)
ðŸ“„ urep.h(5.38 KB)
ðŸ“„ ures.h(36.65 KB)
ðŸ“„ uscript.h(27.8 KB)
ðŸ“„ usearch.h(39.21 KB)
ðŸ“„ uset.h(45.61 KB)
ðŸ“„ usetiter.h(9.63 KB)
ðŸ“„ ushape.h(18 KB)
ðŸ“„ usimplenumberformatter.h(7.46 KB)
ðŸ“„ uspoof.h(80.32 KB)
ðŸ“„ usprep.h(8.19 KB)
ðŸ“„ ustdio.h(38.56 KB)
ðŸ“„ ustream.h(1.89 KB)
ðŸ“„ ustring.h(72.13 KB)
ðŸ“„ ustringtrie.h(3.15 KB)
ðŸ“„ utext.h(58.1 KB)
ðŸ“„ utf.h(7.87 KB)
ðŸ“„ utf16.h(23.35 KB)
ðŸ“„ utf32.h(763 B)
ðŸ“„ utf8.h(30.83 KB)
ðŸ“„ utf_old.h(45.8 KB)
ðŸ“„ utmscale.h(13.78 KB)
ðŸ“„ utrace.h(17.18 KB)
ðŸ“„ utrans.h(25.54 KB)
ðŸ“„ utypes.h(31.06 KB)
ðŸ“„ uvernum.h(6.33 KB)
ðŸ“„ uversion.h(5.99 KB)
ðŸ“„ vtzone.h(20.69 KB)

Editing: simplenumberformatter.h

// © 2022 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html

#ifndef __SIMPLENUMBERFORMATTERH__
#define __SIMPLENUMBERFORMATTERH__

#include "unicode/utypes.h"

#if U_SHOW_CPLUSPLUS_API

#if !UCONFIG_NO_FORMATTING

#include "unicode/dcfmtsym.h"
#include "unicode/usimplenumberformatter.h"
#include "unicode/formattednumber.h"

/**
 * \file
 * \brief C++ API: Simple number formatting focused on low memory and code size.
 *
 * These functions render locale-aware number strings but without the bells and whistles found in
 * other number formatting APIs such as those in numberformatter.h, like units and currencies.
 *
 * <pre>
 * SimpleNumberFormatter snf = SimpleNumberFormatter::forLocale("de-CH", status);
 * FormattedNumber result = snf.formatInt64(-1000007, status);
 * assertEquals("", u"-1’000’007", result.toString(status));
 * </pre>
 */

U_NAMESPACE_BEGIN

namespace number {  // icu::number

namespace impl {
class UFormattedNumberData;
struct SimpleMicroProps;
class AdoptingSignumModifierStore;
}  // icu::number::impl

#ifndef U_HIDE_DRAFT_API

/**
 * An input type for SimpleNumberFormatter.
 *
 * This class is mutable and not intended for public subclassing. This class is movable but not copyable.
 *
 * @draft ICU 73
 */
class U_I18N_API SimpleNumber : public UMemory {
  public:
    /**
     * Creates a SimpleNumber for an integer.
     *
     * @draft ICU 73
     */
    static SimpleNumber forInt64(int64_t value, UErrorCode& status);

/**
     * Changes the value of the SimpleNumber by a power of 10.
     *
     * This function immediately mutates the inner value.
     *
     * @draft ICU 73
     */
    void multiplyByPowerOfTen(int32_t power, UErrorCode& status);

/**
     * Rounds the value currently stored in the SimpleNumber to the given power of 10.
     *
     * This function immediately mutates the inner value.
     *
     * @draft ICU 73
     */
    void roundTo(int32_t power, UNumberFormatRoundingMode roundingMode, UErrorCode& status);

/**
     * Truncates the most significant digits to the given maximum number of integer digits.
     *
     * This function immediately mutates the inner value.
     *
     * @draft ICU 73
     */
    void truncateStart(uint32_t maximumIntegerDigits, UErrorCode& status);

/**
     * Pads the beginning of the number with zeros up to the given minimum number of integer digits.
     *
     * This setting is applied upon formatting the number. 
     *
     * @draft ICU 73
     */
    void setMinimumIntegerDigits(uint32_t minimumIntegerDigits, UErrorCode& status);

/**
     * Pads the end of the number with zeros up to the given minimum number of fraction digits.
     *
     * This setting is applied upon formatting the number.
     *
     * @draft ICU 73
     */
    void setMinimumFractionDigits(uint32_t minimumFractionDigits, UErrorCode& status);

/**
     * Sets the sign of the number: an explicit plus sign, explicit minus sign, or no sign.
     *
     * This setting is applied upon formatting the number.
     *
     * NOTE: This does not support accounting sign notation.
     *
     * @draft ICU 73
     */
    void setSign(USimpleNumberSign sign, UErrorCode& status);

/**
     * Creates a new, empty SimpleNumber that does not contain a value.
     * 
     * NOTE: This number will fail to format; use forInt64() to create a SimpleNumber with a value.
     *
     * @draft ICU 73
     */
    SimpleNumber() = default;

/**
     * Destruct this SimpleNumber, cleaning up any memory it might own.
     *
     * @draft ICU 73
     */
    ~SimpleNumber() {
        cleanup();
    }

/**
     * SimpleNumber move constructor.
     *
     * @draft ICU 73
     */
    SimpleNumber(SimpleNumber&& other) noexcept {
        fData = other.fData;
        fSign = other.fSign;
        other.fData = nullptr;
    }

/**
     * SimpleNumber move assignment.
     *
     * @draft ICU 73
     */
    SimpleNumber& operator=(SimpleNumber&& other) noexcept {
        cleanup();
        fData = other.fData;
        fSign = other.fSign;
        other.fData = nullptr;
        return *this;
    }

private:
    SimpleNumber(impl::UFormattedNumberData* data, UErrorCode& status);
    SimpleNumber(const SimpleNumber&) = delete;
    SimpleNumber& operator=(const SimpleNumber&) = delete;

void cleanup();

impl::UFormattedNumberData* fData = nullptr;
    USimpleNumberSign fSign = UNUM_SIMPLE_NUMBER_NO_SIGN;

friend class SimpleNumberFormatter;
};

/**
 * A special NumberFormatter focused on smaller binary size and memory use.
 * 
 * SimpleNumberFormatter is capable of basic number formatting, including grouping separators,
 * sign display, and rounding. It is not capable of currencies, compact notation, or units.
 *
 * This class is immutable and not intended for public subclassing. This class is movable but not copyable.
 *
 * @draft ICU 73
 */
class U_I18N_API SimpleNumberFormatter : public UMemory {
  public:
    /**
     * Creates a new SimpleNumberFormatter with all locale defaults.
     *
     * @draft ICU 73
     */
    static SimpleNumberFormatter forLocale(
        const icu::Locale &locale,
        UErrorCode &status);

/**
     * Creates a new SimpleNumberFormatter, overriding the grouping strategy.
     *
     * @draft ICU 73
     */
    static SimpleNumberFormatter forLocaleAndGroupingStrategy(
        const icu::Locale &locale,
        UNumberGroupingStrategy groupingStrategy,
        UErrorCode &status);

/**
     * Creates a new SimpleNumberFormatter, overriding the grouping strategy and symbols.
     *
     * IMPORTANT: For efficiency, this function borrows the symbols. The symbols MUST remain valid
     * for the lifetime of the SimpleNumberFormatter.
     *
     * @draft ICU 73
     */
    static SimpleNumberFormatter forLocaleAndSymbolsAndGroupingStrategy(
        const icu::Locale &locale,
        const DecimalFormatSymbols &symbols,
        UNumberGroupingStrategy groupingStrategy,
        UErrorCode &status);

/**
     * Formats a value using this SimpleNumberFormatter.
     *
     * The SimpleNumber argument is "consumed". A new SimpleNumber object should be created for
     * every formatting operation.
     *
     * @draft ICU 73
     */
    FormattedNumber format(SimpleNumber value, UErrorCode &status) const;

/**
     * Formats an integer using this SimpleNumberFormatter.
     *
     * For more control over the formatting, use SimpleNumber.
     *
     * @draft ICU 73
     */
    FormattedNumber formatInt64(int64_t value, UErrorCode &status) const {
        return format(SimpleNumber::forInt64(value, status), status);
    }

#ifndef U_HIDE_INTERNAL_API
    /**
     * Run the formatter with the internal types.
     * @internal
     */
    void formatImpl(impl::UFormattedNumberData* data, USimpleNumberSign sign, UErrorCode& status) const;
#endif // U_HIDE_INTERNAL_API

/**
     * Destruct this SimpleNumberFormatter, cleaning up any memory it might own.
     *
     * @draft ICU 73
     */
    ~SimpleNumberFormatter() {
        cleanup();
    }

/**
     * Creates a shell, initialized but non-functional SimpleNumberFormatter.
     *
     * @draft ICU 73
     */
    SimpleNumberFormatter() = default;

/**
     * SimpleNumberFormatter: Move constructor.
     *
     * @draft ICU 73
     */
    SimpleNumberFormatter(SimpleNumberFormatter&& other) noexcept {
        fGroupingStrategy = other.fGroupingStrategy;
        fOwnedSymbols = other.fOwnedSymbols;
        fMicros = other.fMicros;
        fPatternModifier = other.fPatternModifier;
        other.fOwnedSymbols = nullptr;
        other.fMicros = nullptr;
        other.fPatternModifier = nullptr;
    }

/**
     * SimpleNumberFormatter: Move assignment.
     *
     * @draft ICU 73
     */
    SimpleNumberFormatter& operator=(SimpleNumberFormatter&& other) noexcept {
        cleanup();
        fGroupingStrategy = other.fGroupingStrategy;
        fOwnedSymbols = other.fOwnedSymbols;
        fMicros = other.fMicros;
        fPatternModifier = other.fPatternModifier;
        other.fOwnedSymbols = nullptr;
        other.fMicros = nullptr;
        other.fPatternModifier = nullptr;
        return *this;
    }

private:
    void initialize(
        const icu::Locale &locale,
        const DecimalFormatSymbols &symbols,
        UNumberGroupingStrategy groupingStrategy,
        UErrorCode &status);

void cleanup();

SimpleNumberFormatter(const SimpleNumberFormatter&) = delete;

SimpleNumberFormatter& operator=(const SimpleNumberFormatter&) = delete;

UNumberGroupingStrategy fGroupingStrategy = UNUM_GROUPING_AUTO;

// Owned Pointers:
    DecimalFormatSymbols* fOwnedSymbols = nullptr; // can be empty
    impl::SimpleMicroProps* fMicros = nullptr;
    impl::AdoptingSignumModifierStore* fPatternModifier = nullptr;
};

#endif // U_HIDE_DRAFT_API

}  // namespace number
U_NAMESPACE_END

#endif /* #if !UCONFIG_NO_FORMATTING */

#endif /* U_SHOW_CPLUSPLUS_API */

#endif // __SIMPLENUMBERFORMATTERH__

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