1/*
2*******************************************************************************
3*   Copyright (C) 2011, International Business Machines
4*   Corporation and others.  All Rights Reserved.
5*******************************************************************************
6*   file name:  ucasemap_titlecase_brkiter.cpp
7*   encoding:   US-ASCII
8*   tab size:   8 (not used)
9*   indentation:4
10*
11*   created on: 2011jun02
12*   created by: Markus W. Scherer
13*
14*   Titlecasing functions that are based on BreakIterator
15*   were moved here to break dependency cycles among parts of the common library.
16*/
17
18#include "unicode/utypes.h"
19
20#if !UCONFIG_NO_BREAK_ITERATION
21
22#include "unicode/brkiter.h"
23#include "unicode/ubrk.h"
24#include "unicode/ucasemap.h"
25#include "cmemory.h"
26#include "ucase.h"
27#include "ustr_imp.h"
28
29U_NAMESPACE_USE
30
31U_CAPI const UBreakIterator * U_EXPORT2
32ucasemap_getBreakIterator(const UCaseMap *csm) {
33    return csm->iter;
34}
35
36U_CAPI void U_EXPORT2
37ucasemap_setBreakIterator(UCaseMap *csm, UBreakIterator *iterToAdopt, UErrorCode * /*pErrorCode*/) {
38    // Do not call ubrk_close() so that we do not depend on all of the BreakIterator code.
39    delete reinterpret_cast<BreakIterator *>(csm->iter);
40    csm->iter=iterToAdopt;
41}
42
43U_CAPI int32_t U_EXPORT2
44ucasemap_utf8ToTitle(UCaseMap *csm,
45                     char *dest, int32_t destCapacity,
46                     const char *src, int32_t srcLength,
47                     UErrorCode *pErrorCode) {
48    UText utext=UTEXT_INITIALIZER;
49    utext_openUTF8(&utext, (const char *)src, srcLength, pErrorCode);
50    if(U_FAILURE(*pErrorCode)) {
51        return 0;
52    }
53    if(csm->iter==NULL) {
54        csm->iter=ubrk_open(UBRK_WORD, csm->locale,
55                            NULL, 0,
56                            pErrorCode);
57    }
58    ubrk_setUText(csm->iter, &utext, pErrorCode);
59    int32_t length=ucasemap_mapUTF8(csm,
60                   (uint8_t *)dest, destCapacity,
61                   (const uint8_t *)src, srcLength,
62                   ucasemap_internalUTF8ToTitle, pErrorCode);
63    utext_close(&utext);
64    return length;
65}
66
67#endif  // !UCONFIG_NO_BREAK_ITERATION
68