michael@0: /*
michael@0: *******************************************************************************
michael@0: *   Copyright (C) 2011, International Business Machines
michael@0: *   Corporation and others.  All Rights Reserved.
michael@0: *******************************************************************************
michael@0: *   file name:  ucasemap_titlecase_brkiter.cpp
michael@0: *   encoding:   US-ASCII
michael@0: *   tab size:   8 (not used)
michael@0: *   indentation:4
michael@0: *
michael@0: *   created on: 2011jun02
michael@0: *   created by: Markus W. Scherer
michael@0: *
michael@0: *   Titlecasing functions that are based on BreakIterator
michael@0: *   were moved here to break dependency cycles among parts of the common library.
michael@0: */
michael@0: 
michael@0: #include "unicode/utypes.h"
michael@0: 
michael@0: #if !UCONFIG_NO_BREAK_ITERATION
michael@0: 
michael@0: #include "unicode/brkiter.h"
michael@0: #include "unicode/ubrk.h"
michael@0: #include "unicode/ucasemap.h"
michael@0: #include "cmemory.h"
michael@0: #include "ucase.h"
michael@0: #include "ustr_imp.h"
michael@0: 
michael@0: U_NAMESPACE_USE
michael@0: 
michael@0: U_CAPI const UBreakIterator * U_EXPORT2
michael@0: ucasemap_getBreakIterator(const UCaseMap *csm) {
michael@0:     return csm->iter;
michael@0: }
michael@0: 
michael@0: U_CAPI void U_EXPORT2
michael@0: ucasemap_setBreakIterator(UCaseMap *csm, UBreakIterator *iterToAdopt, UErrorCode * /*pErrorCode*/) {
michael@0:     // Do not call ubrk_close() so that we do not depend on all of the BreakIterator code.
michael@0:     delete reinterpret_cast<BreakIterator *>(csm->iter);
michael@0:     csm->iter=iterToAdopt;
michael@0: }
michael@0: 
michael@0: U_CAPI int32_t U_EXPORT2
michael@0: ucasemap_utf8ToTitle(UCaseMap *csm,
michael@0:                      char *dest, int32_t destCapacity,
michael@0:                      const char *src, int32_t srcLength,
michael@0:                      UErrorCode *pErrorCode) {
michael@0:     UText utext=UTEXT_INITIALIZER;
michael@0:     utext_openUTF8(&utext, (const char *)src, srcLength, pErrorCode);
michael@0:     if(U_FAILURE(*pErrorCode)) {
michael@0:         return 0;
michael@0:     }
michael@0:     if(csm->iter==NULL) {
michael@0:         csm->iter=ubrk_open(UBRK_WORD, csm->locale,
michael@0:                             NULL, 0,
michael@0:                             pErrorCode);
michael@0:     }
michael@0:     ubrk_setUText(csm->iter, &utext, pErrorCode);
michael@0:     int32_t length=ucasemap_mapUTF8(csm,
michael@0:                    (uint8_t *)dest, destCapacity,
michael@0:                    (const uint8_t *)src, srcLength,
michael@0:                    ucasemap_internalUTF8ToTitle, pErrorCode);
michael@0:     utext_close(&utext);
michael@0:     return length;
michael@0: }
michael@0: 
michael@0: #endif  // !UCONFIG_NO_BREAK_ITERATION