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