icuSources/samples/translit/answers/main_3.cpp

   1 /********************************************************************
   2  * COPYRIGHT:
   3  * Copyright (c) 1999-2002, International Business Machines Corporation and
   4  * others. All Rights Reserved.
   5  ********************************************************************/
   6
   7 #include "unicode/translit.h"
   8 #include "unicode/rbt.h"
   9 #include "unicode/unistr.h"
  10 #include "unicode/calendar.h"
  11 #include "unicode/datefmt.h"
  12 #include <stdio.h>
  13 #include <stdlib.h>
  14 #include "util.h"
  15 #include "unaccent.h"
  16
  17 // RuleBasedTransliterator rules to remove accents from characters
  18 // so they can be displayed as ASCIIx
  19 UnicodeString UNACCENT_RULES(
  20     "[\\u00C0-\\u00C5] > A;"
  21     "[\\u00C8-\\u00CB] > E;"
  22     "[\\u00CC-\\u00CF] > I;"
  23     "[\\u00E0-\\u00E5] > a;"
  24     "[\\u00E8-\\u00EB] > e;"
  25     "[\\u00EC-\\u00EF] > i;"
  26     );
  27
  28 int main(int argc, char **argv) {
  29
  30     Calendar *cal;
  31     DateFormat *fmt;
  32     DateFormat *defFmt;
  33     Transliterator *greek_latin;
  34     Transliterator *rbtUnaccent;
  35     UErrorCode status = U_ZERO_ERROR;
  36     Locale greece("el", "GR");
  37     UnicodeString str, str2;
  38
  39     // Create a calendar in the Greek locale
  40     cal = Calendar::createInstance(greece, status);
  41     check(status, "Calendar::createInstance");
  42
  43     // Create a formatter
  44     fmt = DateFormat::createDateInstance(DateFormat::kFull, greece);
  45     fmt->setCalendar(*cal);
  46
  47     // Create a default formatter
  48     defFmt = DateFormat::createDateInstance(DateFormat::kFull);
  49     defFmt->setCalendar(*cal);
  50
  51     // Create a Greek-Latin Transliterator
  52     greek_latin = Transliterator::createInstance("Greek-Latin");
  53     if (greek_latin == 0) {
  54         printf("ERROR: Transliterator::createInstance() failed\n");
  55         exit(1);
  56     }
  57
  58     // Create a custom Transliterator
  59     rbtUnaccent = new RuleBasedTransliterator("RBTUnaccent",
  60                                               UNACCENT_RULES,
  61                                               UTRANS_FORWARD,
  62                                               status);
  63     check(status, "RuleBasedTransliterator::ct");
  64
  65     // Loop over various months
  66     for (int32_t month = Calendar::JANUARY;
  67          month <= Calendar::DECEMBER;
  68          ++month) {
  69
  70         // Set the calendar to a date
  71         cal->clear();
  72         cal->set(1999, month, 4);
  73
  74         // Format the date in default locale
  75         str.remove();
  76         defFmt->format(cal->getTime(status), str, status);
  77         check(status, "DateFormat::format");
  78         printf("Date: ");
  79         uprintf(escape(str));
  80         printf("\n");
  81
  82         // Format the date for Greece
  83         str.remove();
  84         fmt->format(cal->getTime(status), str, status);
  85         check(status, "DateFormat::format");
  86         printf("Greek formatted date: ");
  87         uprintf(escape(str));
  88         printf("\n");
  89
  90         // Transliterate result
  91         greek_latin->transliterate(str);
  92         printf("Transliterated via Greek-Latin: ");
  93         uprintf(escape(str));
  94         printf("\n");
  95
  96         // Transliterate result
  97         str2 = str;
  98         rbtUnaccent->transliterate(str);
  99         printf("Transliterated via RBT unaccent: ");
 100         uprintf(escape(str));
 101         printf("\n\n");
 102     }
 103
 104     // Clean up
 105     delete fmt;
 106     delete cal;
 107     delete greek_latin;
 108     delete rbtUnaccent;
 109
 110     printf("Exiting successfully\n");
 111     return 0;
 112 }