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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 : #include <i18nutil/oneToOneMapping.hxx>
21 :
22 : #include <transliteration_Ignore.hxx>
23 :
24 : using namespace com::sun::star::uno;
25 : using namespace com::sun::star::lang;
26 :
27 : namespace com { namespace sun { namespace star { namespace i18n {
28 :
29 : OneToOneMappingTable_t IandE[] = {
30 : { 0x30A3, 0x0000 }, // KATAKANA LETTER SMALL I
31 : { 0x30A4, 0x0000 }, // KATAKANA LETTER I
32 : { 0x30A7, 0x0000 }, // KATAKANA LETTER SMALL E
33 : { 0x30A8, 0x0000 }, // KATAKANA LETTER E
34 : { 0x30AD, 0x0000 }, // KATAKANA LETTER KI
35 : { 0x30AE, 0x0000 }, // KATAKANA LETTER GI
36 : { 0x30B1, 0x0000 }, // KATAKANA LETTER KE
37 : { 0x30B2, 0x0000 }, // KATAKANA LETTER GE
38 : { 0x30B7, 0x0000 }, // KATAKANA LETTER SI
39 : { 0x30B8, 0x0000 }, // KATAKANA LETTER ZI
40 : { 0x30BB, 0x0000 }, // KATAKANA LETTER SE
41 : { 0x30BC, 0x0000 }, // KATAKANA LETTER ZE
42 : { 0x30C1, 0x0000 }, // KATAKANA LETTER TI
43 : { 0x30C2, 0x0000 }, // KATAKANA LETTER DI
44 : { 0x30C6, 0x0000 }, // KATAKANA LETTER TE
45 : { 0x30C7, 0x0000 }, // KATAKANA LETTER DE
46 : { 0x30CB, 0x0000 }, // KATAKANA LETTER NI
47 : { 0x30CD, 0x0000 }, // KATAKANA LETTER NE
48 : { 0x30D2, 0x0000 }, // KATAKANA LETTER HI
49 : { 0x30D3, 0x0000 }, // KATAKANA LETTER BI
50 : { 0x30D4, 0x0000 }, // KATAKANA LETTER PI
51 : { 0x30D8, 0x0000 }, // KATAKANA LETTER HE
52 : { 0x30D9, 0x0000 }, // KATAKANA LETTER BE
53 : { 0x30DA, 0x0000 }, // KATAKANA LETTER PE
54 : { 0x30DF, 0x0000 }, // KATAKANA LETTER MI
55 : { 0x30E1, 0x0000 }, // KATAKANA LETTER ME
56 : { 0x30EA, 0x0000 }, // KATAKANA LETTER RI
57 : { 0x30EC, 0x0000 }, // KATAKANA LETTER RE
58 : { 0x30F0, 0x0000 }, // KATAKANA LETTER WI
59 : { 0x30F1, 0x0000 }, // KATAKANA LETTER WE
60 : { 0x30F6, 0x0000 }, // KATAKANA LETTER SMALL KE
61 : { 0x30F8, 0x0000 }, // KATAKANA LETTER VI
62 : { 0x30F9, 0x0000 } // KATAKANA LETTER VE
63 : };
64 :
65 :
66 :
67 :
68 : OUString SAL_CALL
69 0 : ignoreIandEfollowedByYa_ja_JP::folding( const OUString& inStr, sal_Int32 startPos, sal_Int32 nCount, Sequence< sal_Int32 >& offset )
70 : throw(RuntimeException, std::exception)
71 : {
72 : // Create a string buffer which can hold nCount + 1 characters.
73 : // The reference count is 1 now.
74 0 : rtl_uString * newStr = rtl_uString_alloc(nCount);
75 0 : sal_Unicode * dst = newStr->buffer;
76 0 : const sal_Unicode * src = inStr.getStr() + startPos;
77 :
78 0 : sal_Int32 *p = 0;
79 0 : sal_Int32 position = 0;
80 0 : if (useOffset) {
81 : // Allocate nCount length to offset argument.
82 0 : offset.realloc( nCount );
83 0 : p = offset.getArray();
84 0 : position = startPos;
85 : }
86 :
87 :
88 0 : sal_Unicode previousChar = *src ++;
89 : sal_Unicode currentChar;
90 :
91 : // One to one mapping
92 0 : oneToOneMapping aTable(IandE, sizeof(IandE));
93 :
94 : // Translation
95 0 : while (-- nCount > 0) {
96 0 : currentChar = *src ++;
97 :
98 : // the character listed in above table + YA --> the character + A
99 0 : if (currentChar == 0x30E3 || // KATAKANA LETTER SMALL YA
100 : currentChar == 0x30E4) { // KATAKANA LETTER YA
101 0 : if (aTable[ previousChar ] != previousChar) {
102 0 : if (useOffset) {
103 0 : *p ++ = position++;
104 0 : *p ++ = position++;
105 : }
106 0 : *dst ++ = previousChar;
107 0 : *dst ++ = 0x30A2; // KATAKANA LETTER A
108 0 : previousChar = *src ++;
109 0 : nCount --;
110 0 : continue;
111 : }
112 : }
113 :
114 0 : if (useOffset)
115 0 : *p ++ = position++;
116 0 : *dst ++ = previousChar;
117 0 : previousChar = currentChar;
118 : }
119 :
120 0 : if (nCount == 0) {
121 0 : if (useOffset)
122 0 : *p = position;
123 0 : *dst ++ = previousChar;
124 : }
125 :
126 0 : *dst = (sal_Unicode) 0;
127 :
128 0 : newStr->length = sal_Int32(dst - newStr->buffer);
129 0 : if (useOffset)
130 0 : offset.realloc(newStr->length);
131 0 : return OUString(newStr, SAL_NO_ACQUIRE); // take ownership
132 : }
133 :
134 : } } } }
135 :
136 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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