| /************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| // MARKER(update_precomp.py): autogen include statement, do not remove |
| #include "precompiled_i18npool.hxx" |
| |
| // prevent internal compiler error with MSVC6SP3 |
| #include <utility> |
| |
| #include <transliteration_Ignore.hxx> |
| |
| using namespace com::sun::star::uno; |
| using namespace rtl; |
| |
| namespace com { namespace sun { namespace star { namespace i18n { |
| |
| inline sal_Int32 Min( sal_Int32 a, sal_Int32 b ) { return a > b ? b : a; } |
| |
| sal_Bool SAL_CALL |
| transliteration_Ignore::equals(const OUString& str1, sal_Int32 pos1, sal_Int32 nCount1, sal_Int32& nMatch1, |
| const OUString& str2, sal_Int32 pos2, sal_Int32 nCount2, sal_Int32& nMatch2 ) throw(RuntimeException) |
| { |
| Sequence< sal_Int32 > offset1; |
| Sequence< sal_Int32 > offset2; |
| |
| // The method folding is defined in a sub class. |
| OUString s1 = this->folding( str1, pos1, nCount1, offset1); |
| OUString s2 = this->folding( str2, pos2, nCount2, offset2); |
| |
| const sal_Unicode * p1 = s1.getStr(); |
| const sal_Unicode * p2 = s2.getStr(); |
| sal_Int32 length = Min(s1.getLength(), s2.getLength()); |
| sal_Int32 nmatch; |
| |
| for ( nmatch = 0; nmatch < length; nmatch++) |
| if (*p1++ != *p2++) |
| break; |
| |
| if (nmatch > 0) { |
| nMatch1 = offset1[ nmatch - 1 ] + 1; // Subtract 1 from nmatch because the index starts from zero. |
| nMatch2 = offset2[ nmatch - 1 ] + 1; // And then, add 1 to position because it means the number of character matched. |
| } |
| else { |
| nMatch1 = 0; // No character was matched. |
| nMatch2 = 0; |
| } |
| |
| return (nmatch == s1.getLength()) && (nmatch == s2.getLength()); |
| } |
| |
| |
| Sequence< OUString > SAL_CALL |
| transliteration_Ignore::transliterateRange( const OUString& str1, const OUString& str2 ) throw(RuntimeException) |
| { |
| if (str1.getLength() < 1 || str2.getLength() < 1) |
| throw RuntimeException(); |
| |
| Sequence< OUString > r(2); |
| r[0] = str1.copy(0, 1); |
| r[1] = str2.copy(0, 1); |
| return r; |
| } |
| |
| |
| sal_Int16 SAL_CALL |
| transliteration_Ignore::getType() throw(RuntimeException) |
| { |
| // The type is also defined in com/sun/star/util/TransliterationType.hdl |
| return TransliterationType::IGNORE; |
| } |
| |
| |
| OUString SAL_CALL |
| transliteration_Ignore::transliterate( const OUString& inStr, sal_Int32 startPos, sal_Int32 nCount, |
| Sequence< sal_Int32 >& offset ) throw(RuntimeException) |
| { |
| // The method folding is defined in a sub class. |
| return this->folding( inStr, startPos, nCount, offset); |
| } |
| |
| Sequence< OUString > SAL_CALL |
| transliteration_Ignore::transliterateRange( const OUString& str1, const OUString& str2, |
| XTransliteration& t1, XTransliteration& t2 ) throw(RuntimeException) |
| { |
| if (str1.getLength() < 1 || str2.getLength() < 1) |
| throw RuntimeException(); |
| |
| Sequence< sal_Int32 > offset; |
| OUString s11 = t1.transliterate( str1, 0, 1, offset ); |
| OUString s12 = t1.transliterate( str2, 0, 1, offset ); |
| OUString s21 = t2.transliterate( str1, 0, 1, offset ); |
| OUString s22 = t2.transliterate( str2, 0, 1, offset ); |
| |
| if ( (s11 == s21) && (s12 == s22) ) { |
| Sequence< OUString > r(2); |
| r[0] = s11; |
| r[1] = s12; |
| return r; |
| } |
| |
| Sequence< OUString > r(4); |
| r[0] = s11; |
| r[1] = s12; |
| r[2] = s21; |
| r[3] = s22; |
| return r; |
| } |
| |
| OUString SAL_CALL |
| transliteration_Ignore::folding( const OUString& inStr, sal_Int32 startPos, |
| sal_Int32 nCount, Sequence< sal_Int32 >& offset) |
| throw(RuntimeException) |
| { |
| // Create a string buffer which can hold nCount + 1 characters. |
| // The reference count is 0 now. |
| rtl_uString * newStr = x_rtl_uString_new_WithLength( nCount ); // defined in x_rtl_ustring.h |
| sal_Unicode * dst = newStr->buffer; |
| const sal_Unicode * src = inStr.getStr() + startPos; |
| |
| // Allocate nCount length to offset argument. |
| sal_Int32 *p = 0; |
| sal_Int32 position = 0; |
| if (useOffset) { |
| offset.realloc( nCount ); |
| p = offset.getArray(); |
| position = startPos; |
| } |
| |
| if (map) { |
| sal_Unicode previousChar = *src ++; |
| sal_Unicode currentChar; |
| |
| // Translation |
| while (-- nCount > 0) { |
| currentChar = *src ++; |
| |
| Mapping *m; |
| for (m = map; m->replaceChar; m++) { |
| if (previousChar == m->previousChar && currentChar == m->currentChar ) { |
| if (useOffset) { |
| if (! m->two2one) |
| *p++ = position; |
| position++; |
| *p++ = position++; |
| } |
| *dst++ = m->replaceChar; |
| if (!m->two2one) |
| *dst++ = currentChar; |
| previousChar = *src++; |
| nCount--; |
| break; |
| } |
| } |
| |
| if (! m->replaceChar) { |
| if (useOffset) |
| *p ++ = position ++; |
| *dst ++ = previousChar; |
| previousChar = currentChar; |
| } |
| } |
| |
| if (nCount == 0) { |
| if (useOffset) |
| *p = position; |
| *dst ++ = previousChar; |
| } |
| } else { |
| // Translation |
| while (nCount -- > 0) { |
| sal_Unicode c = *src++; |
| c = func ? func( c) : (*table)[ c ]; |
| if (c != 0xffff) |
| *dst ++ = c; |
| if (useOffset) { |
| if (c != 0xffff) |
| *p ++ = position; |
| position++; |
| } |
| } |
| } |
| newStr->length = sal_Int32(dst - newStr->buffer); |
| if (useOffset) |
| offset.realloc(newStr->length); |
| *dst = (sal_Unicode) 0; |
| |
| return OUString( newStr, SAL_NO_ACQUIRE ); // take over ownership of <newStr> |
| } |
| |
| sal_Unicode SAL_CALL |
| transliteration_Ignore::transliterateChar2Char( sal_Unicode inChar) throw(RuntimeException, MultipleCharsOutputException) |
| { |
| return func ? func( inChar) : table ? (*table)[ inChar ] : inChar; |
| } |
| |
| } } } } |