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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 : #include <utility>
22 : #include <comphelper/string.hxx>
23 : #include <i18nutil/oneToOneMapping.hxx>
24 : #define TRANSLITERATION_IandEfollowedByYa_ja_JP
25 : #include <transliteration_Ignore.hxx>
26 :
27 : using namespace com::sun::star::uno;
28 : using namespace com::sun::star::lang;
29 :
30 :
31 : namespace com { namespace sun { namespace star { namespace i18n {
32 :
33 : OneToOneMappingTable_t IandE[] = {
34 : { 0x30A3, 0x0000 }, // KATAKANA LETTER SMALL I
35 : { 0x30A4, 0x0000 }, // KATAKANA LETTER I
36 : { 0x30A7, 0x0000 }, // KATAKANA LETTER SMALL E
37 : { 0x30A8, 0x0000 }, // KATAKANA LETTER E
38 : { 0x30AD, 0x0000 }, // KATAKANA LETTER KI
39 : { 0x30AE, 0x0000 }, // KATAKANA LETTER GI
40 : { 0x30B1, 0x0000 }, // KATAKANA LETTER KE
41 : { 0x30B2, 0x0000 }, // KATAKANA LETTER GE
42 : { 0x30B7, 0x0000 }, // KATAKANA LETTER SI
43 : { 0x30B8, 0x0000 }, // KATAKANA LETTER ZI
44 : { 0x30BB, 0x0000 }, // KATAKANA LETTER SE
45 : { 0x30BC, 0x0000 }, // KATAKANA LETTER ZE
46 : { 0x30C1, 0x0000 }, // KATAKANA LETTER TI
47 : { 0x30C2, 0x0000 }, // KATAKANA LETTER DI
48 : { 0x30C6, 0x0000 }, // KATAKANA LETTER TE
49 : { 0x30C7, 0x0000 }, // KATAKANA LETTER DE
50 : { 0x30CB, 0x0000 }, // KATAKANA LETTER NI
51 : { 0x30CD, 0x0000 }, // KATAKANA LETTER NE
52 : { 0x30D2, 0x0000 }, // KATAKANA LETTER HI
53 : { 0x30D3, 0x0000 }, // KATAKANA LETTER BI
54 : { 0x30D4, 0x0000 }, // KATAKANA LETTER PI
55 : { 0x30D8, 0x0000 }, // KATAKANA LETTER HE
56 : { 0x30D9, 0x0000 }, // KATAKANA LETTER BE
57 : { 0x30DA, 0x0000 }, // KATAKANA LETTER PE
58 : { 0x30DF, 0x0000 }, // KATAKANA LETTER MI
59 : { 0x30E1, 0x0000 }, // KATAKANA LETTER ME
60 : { 0x30EA, 0x0000 }, // KATAKANA LETTER RI
61 : { 0x30EC, 0x0000 }, // KATAKANA LETTER RE
62 : { 0x30F0, 0x0000 }, // KATAKANA LETTER WI
63 : { 0x30F1, 0x0000 }, // KATAKANA LETTER WE
64 : { 0x30F6, 0x0000 }, // KATAKANA LETTER SMALL KE
65 : { 0x30F8, 0x0000 }, // KATAKANA LETTER VI
66 : { 0x30F9, 0x0000 } // KATAKANA LETTER VE
67 : };
68 :
69 :
70 :
71 :
72 : OUString SAL_CALL
73 0 : ignoreIandEfollowedByYa_ja_JP::folding( const OUString& inStr, sal_Int32 startPos, sal_Int32 nCount, Sequence< sal_Int32 >& offset )
74 : throw(RuntimeException, std::exception)
75 : {
76 : // Create a string buffer which can hold nCount + 1 characters.
77 : // The reference count is 1 now.
78 0 : rtl_uString * newStr = rtl_uString_alloc(nCount);
79 0 : sal_Unicode * dst = newStr->buffer;
80 0 : const sal_Unicode * src = inStr.getStr() + startPos;
81 :
82 0 : sal_Int32 *p = 0;
83 0 : sal_Int32 position = 0;
84 0 : if (useOffset) {
85 : // Allocate nCount length to offset argument.
86 0 : offset.realloc( nCount );
87 0 : p = offset.getArray();
88 0 : position = startPos;
89 : }
90 :
91 :
92 0 : sal_Unicode previousChar = *src ++;
93 : sal_Unicode currentChar;
94 :
95 : // One to one mapping
96 0 : oneToOneMapping aTable(IandE, sizeof(IandE));
97 :
98 : // Translation
99 0 : while (-- nCount > 0) {
100 0 : currentChar = *src ++;
101 :
102 : // the character listed in above table + YA --> the character + A
103 0 : if (currentChar == 0x30E3 || // KATAKANA LETTER SMALL YA
104 : currentChar == 0x30E4) { // KATAKANA LETTER YA
105 0 : if (aTable[ previousChar ] != previousChar) {
106 0 : if (useOffset) {
107 0 : *p ++ = position++;
108 0 : *p ++ = position++;
109 : }
110 0 : *dst ++ = previousChar;
111 0 : *dst ++ = 0x30A2; // KATAKANA LETTER A
112 0 : previousChar = *src ++;
113 0 : nCount --;
114 0 : continue;
115 : }
116 : }
117 :
118 0 : if (useOffset)
119 0 : *p ++ = position++;
120 0 : *dst ++ = previousChar;
121 0 : previousChar = currentChar;
122 : }
123 :
124 0 : if (nCount == 0) {
125 0 : if (useOffset)
126 0 : *p = position;
127 0 : *dst ++ = previousChar;
128 : }
129 :
130 0 : *dst = (sal_Unicode) 0;
131 :
132 0 : newStr->length = sal_Int32(dst - newStr->buffer);
133 0 : if (useOffset)
134 0 : offset.realloc(newStr->length);
135 0 : return OUString(newStr, SAL_NO_ACQUIRE); // take ownership
136 : }
137 :
138 : } } } }
139 :
140 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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