1 files changed, 69 insertions, 0 deletions
diff --git a/intl/icu/source/common/ucasemap_titlecase_brkiter.cpp b/intl/icu/source/common/ucasemap_titlecase_brkiter.cpp
new file mode 100644
index 000000000..ab61e2176
--- /dev/null
+++ b/intl/icu/source/common/ucasemap_titlecase_brkiter.cpp
@@ -0,0 +1,69 @@
+// Copyright (C) 2016 and later: Unicode, Inc. and others.
+// License & terms of use: http://www.unicode.org/copyright.html
+/*
+*******************************************************************************
+*   Copyright (C) 2011, International Business Machines
+*   Corporation and others.  All Rights Reserved.
+*******************************************************************************
+*   file name:  ucasemap_titlecase_brkiter.cpp
+*   encoding:   US-ASCII
+*   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/ucasemap.h"
+#include "cmemory.h"
+#include "ucase.h"
+#include "ustr_imp.h"
+
+U_NAMESPACE_USE
+
+U_CAPI const UBreakIterator * U_EXPORT2
+ucasemap_getBreakIterator(const UCaseMap *csm) {
+    return csm->iter;
+}
+
+U_CAPI void U_EXPORT2
+ucasemap_setBreakIterator(UCaseMap *csm, UBreakIterator *iterToAdopt, UErrorCode * /*pErrorCode*/) {
+    // Do not call ubrk_close() so that we do not depend on all of the BreakIterator code.
+    delete reinterpret_cast<BreakIterator *>(csm->iter);
+    csm->iter=iterToAdopt;
+}
+
+U_CAPI int32_t U_EXPORT2
+ucasemap_utf8ToTitle(UCaseMap *csm,
+                     char *dest, int32_t destCapacity,
+                     const char *src, int32_t srcLength,
+                     UErrorCode *pErrorCode) {
+    UText utext=UTEXT_INITIALIZER;
+    utext_openUTF8(&utext, (const char *)src, srcLength, pErrorCode);
+    if(U_FAILURE(*pErrorCode)) {
+        return 0;
+    }
+    if(csm->iter==NULL) {
+        csm->iter=ubrk_open(UBRK_WORD, csm->locale,
+                            NULL, 0,
+                            pErrorCode);
+    }
+    ubrk_setUText(csm->iter, &utext, pErrorCode);
+    int32_t length=ucasemap_mapUTF8(csm,
+                   (uint8_t *)dest, destCapacity,
+                   (const uint8_t *)src, srcLength,
+                   ucasemap_internalUTF8ToTitle, pErrorCode);
+    utext_close(&utext);
+    return length;
+}
+
+#endif  // !UCONFIG_NO_BREAK_ITERATION