LibreOffice Module i18npool (master)  1
textToPronounce_zh.cxx
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1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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15  * License, Version 2.0 (the "License"); you may not use this file
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17  * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18  */
19 
20 #include <sal/config.h>
21 
22 #include <com/sun/star/i18n/MultipleCharsOutputException.hpp>
23 #include <com/sun/star/i18n/TransliterationType.hpp>
24 #include <rtl/ustring.hxx>
25 #include <rtl/ustrbuf.hxx>
26 
27 #include <textToPronounce_zh.hxx>
28 
29 using namespace com::sun::star::i18n;
30 using namespace com::sun::star::uno;
31 
32 namespace i18npool {
33 
34 sal_Int16 SAL_CALL TextToPronounce_zh::getType()
35 {
36  return TransliterationType::ONE_TO_ONE| TransliterationType::IGNORE;
37 }
38 
39 const sal_Unicode*
40 TextToPronounce_zh::getPronounce(const sal_Unicode ch)
41 {
42  static const sal_Unicode emptyString[]={0};
43  if (idx) {
44  sal_uInt16 address = idx[0][ch>>8];
45  if (address != 0xFFFF)
46  return reinterpret_cast<sal_Unicode *>(
47  &idx[2][idx[1][address + (ch & 0xFF)]]);
48  }
49  return emptyString;
50 }
51 
52 OUString
53 TextToPronounce_zh::foldingImpl(const OUString & inStr, sal_Int32 startPos,
54  sal_Int32 nCount, Sequence< sal_Int32 >* pOffset)
55 {
56  OUStringBuffer sb;
57  const sal_Unicode * chArr = inStr.getStr() + startPos;
58 
59  if (startPos < 0)
60  throw RuntimeException();
61 
62  if (startPos + nCount > inStr.getLength())
63  nCount = inStr.getLength() - startPos;
64 
65  auto ppOffset = pOffset ? pOffset->getArray() : nullptr;
66  if (ppOffset)
67  ppOffset[0] = 0;
68  for (sal_Int32 i = 0; i < nCount; i++) {
69  OUString pron(getPronounce(chArr[i]));
70  sb.append(pron);
71 
72  if (ppOffset)
73  ppOffset[i + 1] = (*pOffset)[i] + pron.getLength();
74  }
75  return sb.makeStringAndClear();
76 }
77 
78 OUString SAL_CALL
79 TextToPronounce_zh::transliterateChar2String( sal_Unicode inChar)
80 {
81  return OUString(getPronounce(inChar));
82 }
83 
84 sal_Unicode SAL_CALL
85 TextToPronounce_zh::transliterateChar2Char( sal_Unicode inChar)
86 {
87  const sal_Unicode* pron=getPronounce(inChar);
88  if (!pron || !pron[0])
89  return 0;
90  if (pron[1])
91  throw MultipleCharsOutputException();
92  return *pron;
93 }
94 
95 sal_Bool SAL_CALL
96 TextToPronounce_zh::equals( const OUString & str1, sal_Int32 pos1, sal_Int32 nCount1, sal_Int32 & nMatch1,
97  const OUString & str2, sal_Int32 pos2, sal_Int32 nCount2, sal_Int32 & nMatch2)
98 {
99  sal_Int32 realCount;
100  int i; // loop variable
101  const sal_Unicode * s1, * s2;
102 
103  if (nCount1 + pos1 > str1.getLength())
104  nCount1 = str1.getLength() - pos1;
105 
106  if (nCount2 + pos2 > str2.getLength())
107  nCount2 = str2.getLength() - pos2;
108 
109  realCount = std::min(nCount1, nCount2);
110 
111  s1 = str1.getStr() + pos1;
112  s2 = str2.getStr() + pos2;
113  for (i = 0; i < realCount; i++) {
114  const sal_Unicode *pron1 = getPronounce(*s1++);
115  const sal_Unicode *pron2 = getPronounce(*s2++);
116  if (pron1 != pron2) {
117  nMatch1 = nMatch2 = i;
118  return false;
119  }
120  }
121  nMatch1 = nMatch2 = realCount;
122  return (nCount1 == nCount2);
123 }
124 
125 #ifdef DISABLE_DYNLOADING
126 
127 extern "C" {
128 
129 sal_uInt16** get_zh_zhuyin();
130 sal_uInt16** get_zh_pinyin();
131 
132 }
133 
134 #endif
135 
136 TextToPinyin_zh_CN::TextToPinyin_zh_CN() :
137 #ifndef DISABLE_DYNLOADING
138  TextToPronounce_zh("get_zh_pinyin")
139 #else
140  TextToPronounce_zh(get_zh_pinyin)
141 #endif
142 {
143  transliterationName = "ChineseCharacterToPinyin";
144  implementationName = "com.sun.star.i18n.Transliteration.TextToPinyin_zh_CN";
145 }
146 
147 TextToChuyin_zh_TW::TextToChuyin_zh_TW() :
148 #ifndef DISABLE_DYNLOADING
149  TextToPronounce_zh("get_zh_zhuyin")
150 #else
151  TextToPronounce_zh(get_zh_zhuyin)
152 #endif
153 {
154  transliterationName = "ChineseCharacterToChuyin";
155  implementationName = "com.sun.star.i18n.Transliteration.TextToChuyin_zh_TW";
156 }
157 
158 #ifndef DISABLE_DYNLOADING
159 
160 extern "C" { static void thisModule() {} }
161 
163 {
164 #ifdef SAL_DLLPREFIX
165  OUString lib(SAL_DLLPREFIX"index_data" SAL_DLLEXTENSION);
166 #else
167  OUString lib("index_data" SAL_DLLEXTENSION);
168 #endif
169  hModule = osl_loadModuleRelative(
170  &thisModule, lib.pData, SAL_LOADMODULE_DEFAULT );
171  idx=nullptr;
172  if (hModule) {
173  sal_uInt16** (*function)() = reinterpret_cast<sal_uInt16** (*)()>(osl_getFunctionSymbol(hModule, OUString::createFromAscii(func_name).pData));
174  if (function)
175  idx=function();
176  }
177 }
178 
179 #else
180 
181 TextToPronounce_zh::TextToPronounce_zh(sal_uInt16 ** (*function)())
182 {
183  idx = function();
184 }
185 
186 #endif
187 
189 {
190 #ifndef DISABLE_DYNLOADING
191  if (hModule) osl_unloadModule(hModule);
192 #endif
193 }
194 }
195 
196 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
#define SAL_DLLEXTENSION
std::unique_ptr< ContentProperties > pData
#define SAL_DLLPREFIX
#define DISABLE_DYNLOADING
sal_uInt16 sal_Unicode
virtual ~TextToPronounce_zh() override
int i
unsigned char sal_Bool
TextToPronounce_zh(const char *func_name)
Constant values shared between i18npool and, for example, the number formatter.
const sal_uInt16 idx[]
static void thisModule()
Definition: xdictionary.cxx:41