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1 : : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : : /*
3 : : * This file is part of the LibreOffice project.
4 : : *
5 : : * This Source Code Form is subject to the terms of the Mozilla Public
6 : : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : : *
9 : : * This file incorporates work covered by the following license notice:
10 : : *
11 : : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : : * contributor license agreements. See the NOTICE file distributed
13 : : * with this work for additional information regarding copyright
14 : : * ownership. The ASF licenses this file to you under the Apache
15 : : * License, Version 2.0 (the "License"); you may not use this file
16 : : * except in compliance with the License. You may obtain a copy of
17 : : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : : */
19 : :
20 : :
21 : : #define BREAKITERATOR_ALL
22 : : #include <breakiterator_cjk.hxx>
23 : : #include <localedata.hxx>
24 : : #include <i18nutil/unicode.hxx>
25 : :
26 : : using namespace ::com::sun::star::uno;
27 : : using namespace ::com::sun::star::lang;
28 : : using namespace ::rtl;
29 : :
30 : : namespace com { namespace sun { namespace star { namespace i18n {
31 : :
32 : : // ----------------------------------------------------
33 : : // class BreakIterator_CJK
34 : : // ----------------------------------------------------;
35 : :
36 : 3 : BreakIterator_CJK::BreakIterator_CJK() :
37 : : dict( NULL ),
38 : 3 : hangingCharacters()
39 : : {
40 : 3 : cBreakIterator = "com.sun.star.i18n.BreakIterator_CJK";
41 : 3 : }
42 : :
43 : : Boundary SAL_CALL
44 : 0 : BreakIterator_CJK::previousWord(const OUString& text, sal_Int32 anyPos,
45 : : const lang::Locale& nLocale, sal_Int16 wordType) throw(RuntimeException)
46 : : {
47 [ # # ]: 0 : if (dict) {
48 : 0 : result = dict->previousWord(text, anyPos, wordType);
49 : : // #109813# for non-CJK, single character word, fallback to ICU breakiterator.
50 [ # # ]: 0 : if (result.endPos - result.startPos != 1 ||
[ # # # # ]
51 : 0 : getScriptType(text, result.startPos) == ScriptType::ASIAN)
52 : 0 : return result;
53 : 0 : result = BreakIterator_Unicode::getWordBoundary(text, result.startPos, nLocale, wordType, true);
54 [ # # ]: 0 : if (result.endPos < anyPos)
55 : 0 : return result;
56 : : }
57 : 0 : return BreakIterator_Unicode::previousWord(text, anyPos, nLocale, wordType);
58 : : }
59 : :
60 : : Boundary SAL_CALL
61 : 0 : BreakIterator_CJK::nextWord(const OUString& text, sal_Int32 anyPos,
62 : : const lang::Locale& nLocale, sal_Int16 wordType) throw(RuntimeException)
63 : : {
64 [ # # ]: 0 : if (dict) {
65 : 0 : result = dict->nextWord(text, anyPos, wordType);
66 : : // #109813# for non-CJK, single character word, fallback to ICU breakiterator.
67 [ # # ]: 0 : if (result.endPos - result.startPos != 1 ||
[ # # # # ]
68 : 0 : getScriptType(text, result.startPos) == ScriptType::ASIAN)
69 : 0 : return result;
70 : 0 : result = BreakIterator_Unicode::getWordBoundary(text, result.startPos, nLocale, wordType, true);
71 [ # # ]: 0 : if (result.startPos > anyPos)
72 : 0 : return result;
73 : : }
74 : 0 : return BreakIterator_Unicode::nextWord(text, anyPos, nLocale, wordType);
75 : : }
76 : :
77 : : Boundary SAL_CALL
78 : 132 : BreakIterator_CJK::getWordBoundary( const OUString& text, sal_Int32 anyPos,
79 : : const lang::Locale& nLocale, sal_Int16 wordType, sal_Bool bDirection )
80 : : throw(RuntimeException)
81 : : {
82 [ + - ]: 132 : if (dict) {
83 : 132 : result = dict->getWordBoundary(text, anyPos, wordType, bDirection);
84 : : // #109813# for non-CJK, single character word, fallback to ICU breakiterator.
85 [ + - ]: 237 : if (result.endPos - result.startPos != 1 ||
[ + + + - ]
86 : 105 : getScriptType(text, result.startPos) == ScriptType::ASIAN)
87 : 132 : return result;
88 : : }
89 : 132 : return BreakIterator_Unicode::getWordBoundary(text, anyPos, nLocale, wordType, bDirection);
90 : : }
91 : :
92 : 0 : LineBreakResults SAL_CALL BreakIterator_CJK::getLineBreak(
93 : : const OUString& Text, sal_Int32 nStartPos,
94 : : const lang::Locale& /*rLocale*/, sal_Int32 /*nMinBreakPos*/,
95 : : const LineBreakHyphenationOptions& /*hOptions*/,
96 : : const LineBreakUserOptions& bOptions ) throw(RuntimeException)
97 : : {
98 : 0 : LineBreakResults lbr;
99 : :
100 [ # # # # ]: 0 : if (bOptions.allowPunctuationOutsideMargin &&
[ # # ]
[ # # # # ]
101 : 0 : hangingCharacters.indexOf(Text[nStartPos]) != -1 &&
102 : 0 : (Text.iterateCodePoints( &nStartPos, 1), nStartPos == Text.getLength())) {
103 : : ; // do nothing
104 [ # # ][ # # ]: 0 : } else if (bOptions.applyForbiddenRules && 0 < nStartPos && nStartPos < Text.getLength()) {
[ # # ][ # # ]
105 [ # # # # : 0 : while (nStartPos > 0 &&
# # ][ # # ]
106 : 0 : (bOptions.forbiddenBeginCharacters.indexOf(Text[nStartPos]) != -1 ||
107 : 0 : bOptions.forbiddenEndCharacters.indexOf(Text[nStartPos-1]) != -1))
108 [ # # ]: 0 : Text.iterateCodePoints( &nStartPos, -1);
109 : : }
110 : :
111 : 0 : lbr.breakIndex = nStartPos;
112 : 0 : lbr.breakType = BreakType::WORDBOUNDARY;
113 : 0 : return lbr;
114 : : }
115 : :
116 : : #define LOCALE(language, country) lang::Locale(OUString::createFromAscii(language), OUString::createFromAscii(country), OUString())
117 : : // ----------------------------------------------------
118 : : // class BreakIterator_zh
119 : : // ----------------------------------------------------;
120 : 3 : BreakIterator_zh::BreakIterator_zh()
121 : : {
122 [ + - ][ + - ]: 3 : dict = new xdictionary("zh");
123 [ + - ][ + - ]: 3 : hangingCharacters = LocaleData().getHangingCharacters(LOCALE("zh", "CN"));
[ + - ]
124 : 3 : cBreakIterator = "com.sun.star.i18n.BreakIterator_zh";
125 : 3 : }
126 : :
127 : 3 : BreakIterator_zh::~BreakIterator_zh()
128 : : {
129 [ + - ][ + - ]: 3 : delete dict;
130 [ - + ]: 6 : }
131 : :
132 : : // ----------------------------------------------------
133 : : // class BreakIterator_zh_TW
134 : : // ----------------------------------------------------;
135 : 0 : BreakIterator_zh_TW::BreakIterator_zh_TW()
136 : : {
137 [ # # ][ # # ]: 0 : dict = new xdictionary("zh");
138 [ # # ][ # # ]: 0 : hangingCharacters = LocaleData().getHangingCharacters(LOCALE("zh", "TW"));
[ # # ]
139 : 0 : cBreakIterator = "com.sun.star.i18n.BreakIterator_zh_TW";
140 : 0 : }
141 : :
142 : 0 : BreakIterator_zh_TW::~BreakIterator_zh_TW()
143 : : {
144 [ # # ][ # # ]: 0 : delete dict;
145 [ # # ]: 0 : }
146 : :
147 : : // ----------------------------------------------------
148 : : // class BreakIterator_ja
149 : : // ----------------------------------------------------;
150 : 0 : BreakIterator_ja::BreakIterator_ja()
151 : : {
152 [ # # ][ # # ]: 0 : dict = new xdictionary("ja");
153 [ # # ]: 0 : dict->setJapaneseWordBreak();
154 [ # # ][ # # ]: 0 : hangingCharacters = LocaleData().getHangingCharacters(LOCALE("ja", "JP"));
[ # # ]
155 : 0 : cBreakIterator = "com.sun.star.i18n.BreakIterator_ja";
156 : 0 : }
157 : :
158 : 0 : BreakIterator_ja::~BreakIterator_ja()
159 : : {
160 [ # # ][ # # ]: 0 : delete dict;
161 [ # # ]: 0 : }
162 : :
163 : : // ----------------------------------------------------
164 : : // class BreakIterator_ko
165 : : // ----------------------------------------------------;
166 : 0 : BreakIterator_ko::BreakIterator_ko()
167 : : {
168 [ # # ][ # # ]: 0 : hangingCharacters = LocaleData().getHangingCharacters(LOCALE("ko", "KR"));
[ # # ]
169 : 0 : cBreakIterator = "com.sun.star.i18n.BreakIterator_ko";
170 : 0 : }
171 : :
172 : 0 : BreakIterator_ko::~BreakIterator_ko()
173 : : {
174 [ # # ]: 0 : }
175 : :
176 : : } } } }
177 : :
178 : : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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