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// © 2016 and later: Unicode, Inc. and others.
/*
*******************************************************************************
* Copyright (C) 2011, International Business Machines
* Corporation and others. All Rights Reserved.
*******************************************************************************
* file name: ucasemap_titlecase_brkiter.cpp
* encoding: UTF-8
* tab size: 8 (not used)
* indentation:4
*
* created on: 2011jun02
* created by: Markus W. Scherer
*
* Titlecasing functions that are based on BreakIterator
* were moved here to break dependency cycles among parts of the common library.
*/
#include "unicode/utypes.h"
#if !UCONFIG_NO_BREAK_ITERATION
#include "unicode/brkiter.h"
#include "unicode/ubrk.h"
#include "unicode/casemap.h"
#include "unicode/ucasemap.h"
#include "cmemory.h"
#include "ucase.h"
#include "ucasemap_imp.h"
U_NAMESPACE_BEGIN
void CaseMap::utf8ToTitle(
const char *locale, uint32_t options, BreakIterator *iter,
StringPiece src, ByteSink &sink, Edits *edits,
UErrorCode &errorCode) {
if (U_FAILURE(errorCode)) {
return;
}
UText utext = UTEXT_INITIALIZER;
utext_openUTF8(&utext, src.data(), src.length(), &errorCode);
LocalPointer<BreakIterator> ownedIter;
iter = ustrcase_getTitleBreakIterator(nullptr, locale, options, iter, ownedIter, errorCode);
if (iter == nullptr) {
utext_close(&utext);
return;
}
iter->setText(&utext, errorCode);
ucasemap_mapUTF8(
ustrcase_getCaseLocale(locale), options, iter,
src.data(), src.length(),
ucasemap_internalUTF8ToTitle, sink, edits, errorCode);
utext_close(&utext);
}
int32_t CaseMap::utf8ToTitle(
const char *locale, uint32_t options, BreakIterator *iter,
const char *src, int32_t srcLength,
char *dest, int32_t destCapacity, Edits *edits,
UErrorCode &errorCode) {
if (U_FAILURE(errorCode)) {
return 0;
}
UText utext=UTEXT_INITIALIZER;
utext_openUTF8(&utext, src, srcLength, &errorCode);
LocalPointer<BreakIterator> ownedIter;
iter = ustrcase_getTitleBreakIterator(nullptr, locale, options, iter, ownedIter, errorCode);
if(iter==nullptr) {
utext_close(&utext);
return 0;
}
iter->setText(&utext, errorCode);
int32_t length=ucasemap_mapUTF8(
ustrcase_getCaseLocale(locale), options, iter,
dest, destCapacity,
src, srcLength,
ucasemap_internalUTF8ToTitle, edits, errorCode);
utext_close(&utext);
return length;
}
U_NAMESPACE_END
U_NAMESPACE_USE
U_CAPI const UBreakIterator * U_EXPORT2
ucasemap_getBreakIterator(const UCaseMap *csm) {
return reinterpret_cast<UBreakIterator *>(csm->iter);
}
U_CAPI void U_EXPORT2
ucasemap_setBreakIterator(UCaseMap *csm, UBreakIterator *iterToAdopt, UErrorCode *pErrorCode) {
if(U_FAILURE(*pErrorCode)) {
return;
}
delete csm->iter;
csm->iter=reinterpret_cast<BreakIterator *>(iterToAdopt);
}
U_CAPI int32_t U_EXPORT2
ucasemap_utf8ToTitle(UCaseMap *csm,
char *dest, int32_t destCapacity,
const char *src, int32_t srcLength,
UErrorCode *pErrorCode) {
if (U_FAILURE(*pErrorCode)) {
return 0;
}
UText utext=UTEXT_INITIALIZER;
utext_openUTF8(&utext, (const char *)src, srcLength, pErrorCode);
if (U_FAILURE(*pErrorCode)) {
return 0;
}
if(csm->iter==nullptr) {
LocalPointer<BreakIterator> ownedIter;
BreakIterator *iter = ustrcase_getTitleBreakIterator(
nullptr, csm->locale, csm->options, nullptr, ownedIter, *pErrorCode);
if (iter == nullptr) {
utext_close(&utext);
return 0;
}
csm->iter = ownedIter.orphan();
}
csm->iter->setText(&utext, *pErrorCode);
int32_t length=ucasemap_mapUTF8(
csm->caseLocale, csm->options, csm->iter,
dest, destCapacity,
src, srcLength,
ucasemap_internalUTF8ToTitle, nullptr, *pErrorCode);
utext_close(&utext);
return length;
}
#endif // !UCONFIG_NO_BREAK_ITERATION