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10/28/2024 06:50:42 AM
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alphaindex.h
26.27 KB
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appendable.h
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basictz.h
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brkiter.h
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bytestream.h
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bytestrie.h
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bytestriebuilder.h
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calendar.h
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caniter.h
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casemap.h
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char16ptr.h
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chariter.h
24 KB
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choicfmt.h
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coleitr.h
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coll.h
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compactdecimalformat.h
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curramt.h
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currpinf.h
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currunit.h
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datefmt.h
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dbbi.h
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dcfmtsym.h
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decimfmt.h
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docmain.h
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dtfmtsym.h
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dtintrv.h
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dtitvfmt.h
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dtitvinf.h
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dtptngen.h
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dtrule.h
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edits.h
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enumset.h
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errorcode.h
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fieldpos.h
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filteredbrk.h
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fmtable.h
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format.h
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fpositer.h
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gender.h
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gregocal.h
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icudataver.h
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icuplug.h
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idna.h
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listformatter.h
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localpointer.h
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locdspnm.h
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locid.h
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measfmt.h
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measunit.h
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measure.h
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messagepattern.h
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msgfmt.h
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normalizer2.h
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normlzr.h
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nounit.h
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numberformatter.h
64.98 KB
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numfmt.h
47.76 KB
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numsys.h
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parseerr.h
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parsepos.h
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platform.h
27.71 KB
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plurfmt.h
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plurrule.h
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ptypes.h
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putil.h
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rbbi.h
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rbnf.h
49.76 KB
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rbtz.h
15.47 KB
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regex.h
84.91 KB
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region.h
9.12 KB
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reldatefmt.h
14.3 KB
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rep.h
9.5 KB
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resbund.h
18.01 KB
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schriter.h
6.26 KB
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scientificnumberformatter.h
6.59 KB
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search.h
22.21 KB
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selfmt.h
14.24 KB
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simpleformatter.h
11.43 KB
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simpletz.h
45.24 KB
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smpdtfmt.h
70.09 KB
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sortkey.h
11.12 KB
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std_string.h
1015 bytes
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strenum.h
10.04 KB
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stringoptions.h
5.89 KB
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stringpiece.h
6.46 KB
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stringtriebuilder.h
15.2 KB
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stsearch.h
21.29 KB
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symtable.h
4.21 KB
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tblcoll.h
36.4 KB
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timezone.h
40.83 KB
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tmunit.h
3.29 KB
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tmutamt.h
4.8 KB
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tmutfmt.h
7.79 KB
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translit.h
54.53 KB
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tzfmt.h
42.81 KB
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tznames.h
16.79 KB
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tzrule.h
35.32 KB
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tztrans.h
6.07 KB
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ubidi.h
89.28 KB
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ubiditransform.h
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ubrk.h
24.08 KB
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ucal.h
54.56 KB
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ucasemap.h
15.18 KB
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ucat.h
5.36 KB
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uchar.h
131.61 KB
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ucharstrie.h
21.06 KB
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ucharstriebuilder.h
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uchriter.h
13.14 KB
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uclean.h
11.24 KB
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ucnv.h
83.06 KB
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ucnv_cb.h
6.59 KB
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ucnv_err.h
20.98 KB
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ucnvsel.h
6.14 KB
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ucol.h
61.36 KB
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ucoleitr.h
9.46 KB
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uconfig.h
11.91 KB
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ucsdet.h
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ucurr.h
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udat.h
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udata.h
15.53 KB
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udateintervalformat.h
6.79 KB
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udatpg.h
24.11 KB
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udisplaycontext.h
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uenum.h
7.9 KB
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ufieldpositer.h
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uformattable.h
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ugender.h
2 KB
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uidna.h
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uiter.h
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uldnames.h
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ulistformatter.h
4.54 KB
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uloc.h
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ulocdata.h
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umachine.h
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umisc.h
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umsg.h
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unifilt.h
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unifunct.h
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unimatch.h
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unirepl.h
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uniset.h
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unistr.h
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unorm.h
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unorm2.h
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unum.h
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unumsys.h
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uobject.h
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upluralrules.h
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uregex.h
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uregion.h
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ureldatefmt.h
12.22 KB
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urename.h
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urep.h
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ures.h
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uscript.h
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usearch.h
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uset.h
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usetiter.h
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ushape.h
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uspoof.h
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usprep.h
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ustdio.h
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ustream.h
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ustring.h
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ustringtrie.h
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utext.h
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utf.h
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utf16.h
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utf32.h
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utf8.h
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utf_old.h
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utmscale.h
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utrace.h
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utrans.h
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utypes.h
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uvernum.h
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uversion.h
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vtzone.h
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Editing: compactdecimalformat.h
Close
// © 2016 and later: Unicode, Inc. and others. // License & terms of use: http://www.unicode.org/copyright.html /* ******************************************************************************** * Copyright (C) 2012-2016, International Business Machines * Corporation and others. All Rights Reserved. ******************************************************************************** * * File COMPACTDECIMALFORMAT.H ******************************************************************************** */ #ifndef __COMPACT_DECIMAL_FORMAT_H__ #define __COMPACT_DECIMAL_FORMAT_H__ #include "unicode/utypes.h" /** * \file * \brief C++ API: Formats decimal numbers in compact form. */ #if !UCONFIG_NO_FORMATTING #include "unicode/decimfmt.h" struct UHashtable; U_NAMESPACE_BEGIN class PluralRules; /** * The CompactDecimalFormat produces abbreviated numbers, suitable for display in * environments will limited real estate. For example, 'Hits: 1.2B' instead of * 'Hits: 1,200,000,000'. The format will be appropriate for the given language, * such as "1,2 Mrd." for German. * <p> * For numbers under 1000 trillion (under 10^15, such as 123,456,789,012,345), * the result will be short for supported languages. However, the result may * sometimes exceed 7 characters, such as when there are combining marks or thin * characters. In such cases, the visual width in fonts should still be short. * <p> * By default, there are 3 significant digits. After creation, if more than * three significant digits are set (with setMaximumSignificantDigits), or if a * fixed number of digits are set (with setMaximumIntegerDigits or * setMaximumFractionDigits), then result may be wider. * <p> * At this time, parsing is not supported, and will produce a U_UNSUPPORTED_ERROR. * Resetting the pattern prefixes or suffixes is not supported; the method calls * are ignored. * <p> * @stable ICU 51 */ class U_I18N_API CompactDecimalFormat : public DecimalFormat { public: /** * Returns a compact decimal instance for specified locale. * @param inLocale the given locale. * @param style whether to use short or long style. * @param status error code returned here. * @stable ICU 51 */ static CompactDecimalFormat* U_EXPORT2 createInstance( const Locale& inLocale, UNumberCompactStyle style, UErrorCode& status); /** * Copy constructor. * * @param source the DecimalFormat object to be copied from. * @stable ICU 51 */ CompactDecimalFormat(const CompactDecimalFormat& source); /** * Destructor. * @stable ICU 51 */ virtual ~CompactDecimalFormat(); /** * Assignment operator. * * @param rhs the DecimalFormat object to be copied. * @stable ICU 51 */ CompactDecimalFormat& operator=(const CompactDecimalFormat& rhs); /** * Clone this Format object polymorphically. The caller owns the * result and should delete it when done. * * @return a polymorphic copy of this CompactDecimalFormat. * @stable ICU 51 */ virtual Format* clone() const; /** * Return TRUE if the given Format objects are semantically equal. * Objects of different subclasses are considered unequal. * * @param other the object to be compared with. * @return TRUE if the given Format objects are semantically equal. * @stable ICU 51 */ virtual UBool operator==(const Format& other) const; using DecimalFormat::format; /** * Format a double or long number using base-10 representation. * * @param number The value to be formatted. * @param appendTo Output parameter to receive result. * Result is appended to existing contents. * @param pos On input: an alignment field, if desired. * On output: the offsets of the alignment field. * @return Reference to 'appendTo' parameter. * @stable ICU 51 */ virtual UnicodeString& format(double number, UnicodeString& appendTo, FieldPosition& pos) const; /** * Format a double or long number using base-10 representation. * * @param number The value to be formatted. * @param appendTo Output parameter to receive result. * Result is appended to existing contents. * @param pos On input: an alignment field, if desired. * On output: the offsets of the alignment field. * @param status * @return Reference to 'appendTo' parameter. * @internal */ virtual UnicodeString& format(double number, UnicodeString& appendTo, FieldPosition& pos, UErrorCode &status) const; /** * Format a double or long number using base-10 representation. * Currently sets status to U_UNSUPPORTED_ERROR. * * @param number The value to be formatted. * @param appendTo Output parameter to receive result. * Result is appended to existing contents. * @param posIter On return, can be used to iterate over positions * of fields generated by this format call. * Can be NULL. * @param status Output param filled with success/failure status. * @return Reference to 'appendTo' parameter. * @internal */ virtual UnicodeString& format(double number, UnicodeString& appendTo, FieldPositionIterator* posIter, UErrorCode& status) const; /** * Format a long number using base-10 representation. * * @param number The value to be formatted. * @param appendTo Output parameter to receive result. * Result is appended to existing contents. * @param pos On input: an alignment field, if desired. * On output: the offsets of the alignment field. * @return Reference to 'appendTo' parameter. * @stable ICU 56 */ virtual UnicodeString& format(int32_t number, UnicodeString& appendTo, FieldPosition& pos) const; /** * Format a long number using base-10 representation. * * @param number The value to be formatted. * @param appendTo Output parameter to receive result. * Result is appended to existing contents. * @param pos On input: an alignment field, if desired. * On output: the offsets of the alignment field. * @return Reference to 'appendTo' parameter. * @internal */ virtual UnicodeString& format(int32_t number, UnicodeString& appendTo, FieldPosition& pos, UErrorCode &status) const; /** * Format a long number using base-10 representation. * Currently sets status to U_UNSUPPORTED_ERROR * * @param number The value to be formatted. * @param appendTo Output parameter to receive result. * Result is appended to existing contents. * @param posIter On return, can be used to iterate over positions * of fields generated by this format call. * Can be NULL. * @param status Output param filled with success/failure status. * @return Reference to 'appendTo' parameter. * @internal */ virtual UnicodeString& format(int32_t number, UnicodeString& appendTo, FieldPositionIterator* posIter, UErrorCode& status) const; /** * Format an int64 number using base-10 representation. * * @param number The value to be formatted. * @param appendTo Output parameter to receive result. * Result is appended to existing contents. * @param pos On input: an alignment field, if desired. * On output: the offsets of the alignment field. * @return Reference to 'appendTo' parameter. * @stable ICU 51 */ virtual UnicodeString& format(int64_t number, UnicodeString& appendTo, FieldPosition& pos) const; /** * Format an int64 number using base-10 representation. * * @param number The value to be formatted. * @param appendTo Output parameter to receive result. * Result is appended to existing contents. * @param pos On input: an alignment field, if desired. * On output: the offsets of the alignment field. * @return Reference to 'appendTo' parameter. * @internal */ virtual UnicodeString& format(int64_t number, UnicodeString& appendTo, FieldPosition& pos, UErrorCode &status) const; /** * Format an int64 number using base-10 representation. * Currently sets status to U_UNSUPPORTED_ERROR * * @param number The value to be formatted. * @param appendTo Output parameter to receive result. * Result is appended to existing contents. * @param posIter On return, can be used to iterate over positions * of fields generated by this format call. * Can be NULL. * @param status Output param filled with success/failure status. * @return Reference to 'appendTo' parameter. * @internal */ virtual UnicodeString& format(int64_t number, UnicodeString& appendTo, FieldPositionIterator* posIter, UErrorCode& status) const; /** * Format a decimal number. Currently sets status to U_UNSUPPORTED_ERROR * The syntax of the unformatted number is a "numeric string" * as defined in the Decimal Arithmetic Specification, available at * http://speleotrove.com/decimal * * @param number The unformatted number, as a string. * @param appendTo Output parameter to receive result. * Result is appended to existing contents. * @param posIter On return, can be used to iterate over positions * of fields generated by this format call. * Can be NULL. * @param status Output param filled with success/failure status. * @return Reference to 'appendTo' parameter. * @internal */ virtual UnicodeString& format(StringPiece number, UnicodeString& appendTo, FieldPositionIterator* posIter, UErrorCode& status) const; /** * Format a decimal number. Currently sets status to U_UNSUPPORTED_ERROR * The number is a DigitList wrapper onto a floating point decimal number. * The default implementation in NumberFormat converts the decimal number * to a double and formats that. * * @param number The number, a DigitList format Decimal Floating Point. * @param appendTo Output parameter to receive result. * Result is appended to existing contents. * @param posIter On return, can be used to iterate over positions * of fields generated by this format call. * @param status Output param filled with success/failure status. * @return Reference to 'appendTo' parameter. * @internal */ virtual UnicodeString& format(const DigitList &number, UnicodeString& appendTo, FieldPositionIterator* posIter, UErrorCode& status) const; /** * Format a decimal number. Currently sets status to U_UNSUPPORTED_ERROR. * The number is a DigitList wrapper onto a floating point decimal number. * The default implementation in NumberFormat converts the decimal number * to a double and formats that. * * @param number The number, a DigitList format Decimal Floating Point. * @param appendTo Output parameter to receive result. * Result is appended to existing contents. * @param pos On input: an alignment field, if desired. * On output: the offsets of the alignment field. * @param status Output param filled with success/failure status. * @return Reference to 'appendTo' parameter. * @internal */ virtual UnicodeString& format(const DigitList &number, UnicodeString& appendTo, FieldPosition& pos, UErrorCode& status) const; /** * CompactDecimalFormat does not support parsing. This implementation * does nothing. * @param text Unused. * @param result Does not change. * @param parsePosition Does not change. * @see Formattable * @stable ICU 51 */ virtual void parse(const UnicodeString& text, Formattable& result, ParsePosition& parsePosition) const; /** * CompactDecimalFormat does not support parsing. This implementation * sets status to U_UNSUPPORTED_ERROR * * @param text Unused. * @param result Does not change. * @param status Always set to U_UNSUPPORTED_ERROR. * @stable ICU 51 */ virtual void parse(const UnicodeString& text, Formattable& result, UErrorCode& status) const; /** * Parses text from the given string as a currency amount. Unlike * the parse() method, this method will attempt to parse a generic * currency name, searching for a match of this object's locale's * currency display names, or for a 3-letter ISO currency code. * This method will fail if this format is not a currency format, * that is, if it does not contain the currency pattern symbol * (U+00A4) in its prefix or suffix. This implementation always returns * NULL. * * @param text the string to parse * @param pos input-output position; on input, the position within text * to match; must have 0 <= pos.getIndex() < text.length(); * on output, the position after the last matched character. * If the parse fails, the position in unchanged upon output. * @return if parse succeeds, a pointer to a newly-created CurrencyAmount * object (owned by the caller) containing information about * the parsed currency; if parse fails, this is NULL. * @internal */ virtual CurrencyAmount* parseCurrency(const UnicodeString& text, ParsePosition& pos) const; /** * Return the class ID for this class. This is useful only for * comparing to a return value from getDynamicClassID(). For example: * <pre> * . Base* polymorphic_pointer = createPolymorphicObject(); * . if (polymorphic_pointer->getDynamicClassID() == * . Derived::getStaticClassID()) ... * </pre> * @return The class ID for all objects of this class. * @stable ICU 51 */ static UClassID U_EXPORT2 getStaticClassID(); /** * Returns a unique class ID POLYMORPHICALLY. Pure virtual override. * This method is to implement a simple version of RTTI, since not all * C++ compilers support genuine RTTI. Polymorphic operator==() and * clone() methods call this method. * * @return The class ID for this object. All objects of a * given class have the same class ID. Objects of * other classes have different class IDs. * @stable ICU 51 */ virtual UClassID getDynamicClassID() const; private: const UHashtable* _unitsByVariant; const double* _divisors; PluralRules* _pluralRules; // Default constructor not implemented. CompactDecimalFormat(const DecimalFormat &, const UHashtable* unitsByVariant, const double* divisors, PluralRules* pluralRules); UBool eqHelper(const CompactDecimalFormat& that) const; }; U_NAMESPACE_END #endif /* #if !UCONFIG_NO_FORMATTING */ #endif // __COMPACT_DECIMAL_FORMAT_H__ //eof