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27 
28 // MARKER(update_precomp.py): autogen include statement, do not remove
29 #include "precompiled_i18npool.hxx"
30 
31 #define BREAKITERATOR_ALL
32 #include <breakiterator_cjk.hxx>
33 #include <localedata.hxx>
34 #include <i18nutil/unicode.hxx>
35 
36 using namespace ::com::sun::star::uno;
37 using namespace ::com::sun::star::lang;
38 using namespace ::rtl;
39 
40 namespace com { namespace sun { namespace star { namespace i18n {
41 
42 //      ----------------------------------------------------
43 //      class BreakIterator_CJK
44 //      ----------------------------------------------------;
45 
46 BreakIterator_CJK::BreakIterator_CJK() :
47     dict( NULL ),
48     hangingCharacters()
49 {
50         cBreakIterator = "com.sun.star.i18n.BreakIterator_CJK";
51 }
52 
53 Boundary SAL_CALL
54 BreakIterator_CJK::previousWord(const OUString& text, sal_Int32 anyPos,
55         const lang::Locale& nLocale, sal_Int16 wordType) throw(RuntimeException)
56 {
57         if (dict) {
58             result = dict->previousWord(text, anyPos, wordType);
59             // #109813# for non-CJK, single character word, fallback to ICU breakiterator.
60             if (result.endPos - result.startPos != 1 ||
61                     getScriptType(text, result.startPos) == ScriptType::ASIAN)
62                 return result;
63             result = BreakIterator_Unicode::getWordBoundary(text, result.startPos, nLocale, wordType, true);
64             if (result.endPos < anyPos)
65                 return result;
66         }
67         return BreakIterator_Unicode::previousWord(text, anyPos, nLocale, wordType);
68 }
69 
70 Boundary SAL_CALL
71 BreakIterator_CJK::nextWord(const OUString& text, sal_Int32 anyPos,
72         const lang::Locale& nLocale, sal_Int16 wordType) throw(RuntimeException)
73 {
74         if (dict) {
75             result = dict->nextWord(text, anyPos, wordType);
76             // #109813# for non-CJK, single character word, fallback to ICU breakiterator.
77             if (result.endPos - result.startPos != 1 ||
78                     getScriptType(text, result.startPos) == ScriptType::ASIAN)
79                 return result;
80             result = BreakIterator_Unicode::getWordBoundary(text, result.startPos, nLocale, wordType, true);
81             if (result.startPos > anyPos)
82                 return result;
83         }
84         return BreakIterator_Unicode::nextWord(text, anyPos, nLocale, wordType);
85 }
86 
87 Boundary SAL_CALL
88 BreakIterator_CJK::getWordBoundary( const OUString& text, sal_Int32 anyPos,
89         const lang::Locale& nLocale, sal_Int16 wordType, sal_Bool bDirection )
90         throw(RuntimeException)
91 {
92         if (dict) {
93             result = dict->getWordBoundary(text, anyPos, wordType, bDirection);
94             // #109813# for non-CJK, single character word, fallback to ICU breakiterator.
95             if (result.endPos - result.startPos != 1 ||
96                     getScriptType(text, result.startPos) == ScriptType::ASIAN)
97                 return result;
98         }
99         return BreakIterator_Unicode::getWordBoundary(text, anyPos, nLocale, wordType, bDirection);
100 }
101 
102 LineBreakResults SAL_CALL BreakIterator_CJK::getLineBreak(
103         const OUString& Text, sal_Int32 nStartPos,
104         const lang::Locale& /*rLocale*/, sal_Int32 /*nMinBreakPos*/,
105         const LineBreakHyphenationOptions& /*hOptions*/,
106         const LineBreakUserOptions& bOptions ) throw(RuntimeException)
107 {
108         LineBreakResults lbr;
109 
110         if (bOptions.allowPunctuationOutsideMargin &&
111                 hangingCharacters.indexOf(Text[nStartPos]) != -1 &&
112                 (Text.iterateCodePoints( &nStartPos, 1), nStartPos == Text.getLength())) {
113             ; // do nothing
114         } else if (bOptions.applyForbiddenRules && 0 < nStartPos && nStartPos < Text.getLength()) {
115             while (nStartPos > 0 &&
116                     (bOptions.forbiddenBeginCharacters.indexOf(Text[nStartPos]) != -1 ||
117                     bOptions.forbiddenEndCharacters.indexOf(Text[nStartPos-1]) != -1))
118                 Text.iterateCodePoints( &nStartPos, -1);
119         }
120 
121         lbr.breakIndex = nStartPos;
122         lbr.breakType = BreakType::WORDBOUNDARY;
123         return lbr;
124 }
125 
126 #define LOCALE(language, country) lang::Locale(OUString::createFromAscii(language), OUString::createFromAscii(country), OUString())
127 //      ----------------------------------------------------
128 //      class BreakIterator_zh
129 //      ----------------------------------------------------;
130 BreakIterator_zh::BreakIterator_zh()
131 {
132         dict = new xdictionary("zh");
133         hangingCharacters = LocaleData().getHangingCharacters(LOCALE("zh", "CN"));
134         cBreakIterator = "com.sun.star.i18n.BreakIterator_zh";
135 }
136 
137 BreakIterator_zh::~BreakIterator_zh()
138 {
139         delete dict;
140 }
141 
142 //      ----------------------------------------------------
143 //      class BreakIterator_zh_TW
144 //      ----------------------------------------------------;
145 BreakIterator_zh_TW::BreakIterator_zh_TW()
146 {
147         dict = new xdictionary("zh");
148         hangingCharacters = LocaleData().getHangingCharacters(LOCALE("zh", "TW"));
149         cBreakIterator = "com.sun.star.i18n.BreakIterator_zh_TW";
150 }
151 
152 BreakIterator_zh_TW::~BreakIterator_zh_TW()
153 {
154         delete dict;
155 }
156 
157 //      ----------------------------------------------------
158 //      class BreakIterator_ja
159 //      ----------------------------------------------------;
160 BreakIterator_ja::BreakIterator_ja()
161 {
162         dict = new xdictionary("ja");
163         dict->setJapaneseWordBreak();
164         hangingCharacters = LocaleData().getHangingCharacters(LOCALE("ja", "JP"));
165         cBreakIterator = "com.sun.star.i18n.BreakIterator_ja";
166 }
167 
168 BreakIterator_ja::~BreakIterator_ja()
169 {
170         delete dict;
171 }
172 
173 //      ----------------------------------------------------
174 //      class BreakIterator_ko
175 //      ----------------------------------------------------;
176 BreakIterator_ko::BreakIterator_ko()
177 {
178         hangingCharacters = LocaleData().getHangingCharacters(LOCALE("ko", "KR"));
179         cBreakIterator = "com.sun.star.i18n.BreakIterator_ko";
180 }
181 
182 BreakIterator_ko::~BreakIterator_ko()
183 {
184 }
185 
186 } } } }
187