2 *******************************************************************************
3 * Copyright (C) 2011, International Business Machines
4 * Corporation and others. All Rights Reserved.
5 *******************************************************************************
6 * file name: unistr_titlecase_brkiter.cpp
8 * tab size: 8 (not used)
11 * created on: 2011may30
12 * created by: Markus W. Scherer
14 * Titlecasing functions that are based on BreakIterator
15 * were moved here to break dependency cycles among parts of the common library.
18 #include "unicode/utypes.h"
20 #if !UCONFIG_NO_BREAK_ITERATION
22 #include "unicode/brkiter.h"
23 #include "unicode/ubrk.h"
24 #include "unicode/unistr.h"
25 #include "unicode/ustring.h"
29 static int32_t U_CALLCONV
30 unistr_case_internalToTitle(const UCaseMap *csm,
31 UChar *dest, int32_t destCapacity,
32 const UChar *src, int32_t srcLength,
33 UErrorCode *pErrorCode) {
34 ubrk_setText(csm->iter, src, srcLength, pErrorCode);
35 return ustrcase_internalToTitle(csm, dest, destCapacity, src, srcLength, pErrorCode);
39 * Set parameters on an empty UCaseMap, for UCaseMap-less API functions.
40 * Do this fast because it is called with every function call.
43 setTempCaseMap(UCaseMap *csm, const char *locale) {
45 csm->csp=ucase_getSingleton();
47 if(locale!=NULL && locale[0]==0) {
50 ustrcase_setTempCaseMapLocale(csm, locale);
57 UnicodeString::toTitle(BreakIterator *titleIter) {
58 return toTitle(titleIter, Locale::getDefault(), 0);
62 UnicodeString::toTitle(BreakIterator *titleIter, const Locale &locale) {
63 return toTitle(titleIter, locale, 0);
67 UnicodeString::toTitle(BreakIterator *titleIter, const Locale &locale, uint32_t options) {
68 UCaseMap csm=UCASEMAP_INITIALIZER;
70 setTempCaseMap(&csm, locale.getName());
71 BreakIterator *bi=titleIter;
73 UErrorCode errorCode=U_ZERO_ERROR;
74 bi=BreakIterator::createWordInstance(locale, errorCode);
75 if(U_FAILURE(errorCode)) {
80 csm.iter=reinterpret_cast<UBreakIterator *>(bi);
81 caseMap(&csm, unistr_case_internalToTitle);
90 #endif // !UCONFIG_NO_BREAK_ITERATION