| /************************************************************** |
| * |
| * 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. |
| * |
| *************************************************************/ |
| |
| |
| #ifndef _XDICTIONARY_H_ |
| #define _XDICTIONARY_H_ |
| |
| #include <sal/types.h> |
| #include <osl/module.h> |
| |
| #include <com/sun/star/i18n/Boundary.hpp> |
| |
| namespace com { namespace sun { namespace star { namespace i18n { |
| |
| // Whether to use cell boundary code, currently unused but prepared. |
| #define USE_CELL_BOUNDARY_CODE 0 |
| |
| #define CACHE_MAX 32 // max cache structure number |
| #define DEFAULT_SIZE 256 // for boundary size, to avoid alloc and release memory |
| |
| // cache structure. |
| struct WordBreakCache { |
| sal_Int32 length; // contents length saved here. |
| sal_Unicode *contents; // separated segment contents. |
| sal_Int32* wordboundary; // word boundaries in segments. |
| sal_Int32 size; // size of wordboundary |
| |
| WordBreakCache(); |
| sal_Bool equals(const sal_Unicode *str, Boundary& boundary); // checking cached string |
| }; |
| |
| class xdictionary |
| { |
| private: |
| const sal_uInt8 * existMark; |
| const sal_Int16 * index1; |
| const sal_Int32 * index2; |
| const sal_Int32 * lenArray; |
| const sal_Unicode* dataArea; |
| oslModule hModule; |
| Boundary boundary; |
| sal_Bool japaneseWordBreak; |
| |
| #if USE_CELL_BOUNDARY_CODE |
| // For CTL breakiterator, where the word boundary should not be inside cell. |
| sal_Bool useCellBoundary; |
| sal_Int32* cellBoundary; |
| #endif |
| |
| public: |
| xdictionary(const sal_Char *lang); |
| ~xdictionary(); |
| Boundary nextWord( const rtl::OUString& rText, sal_Int32 nPos, sal_Int16 wordType); |
| Boundary previousWord( const rtl::OUString& rText, sal_Int32 nPos, sal_Int16 wordType); |
| Boundary getWordBoundary( const rtl::OUString& rText, sal_Int32 nPos, sal_Int16 wordType, sal_Bool bDirection ); |
| void setJapaneseWordBreak(); |
| |
| #if USE_CELL_BOUNDARY_CODE |
| void setCellBoundary(sal_Int32* cellArray); |
| #endif |
| |
| private: |
| WordBreakCache cache[CACHE_MAX]; |
| |
| sal_Bool seekSegment(const rtl::OUString& rText, sal_Int32 pos, Boundary& boundary); |
| WordBreakCache& getCache(const sal_Unicode *text, Boundary& boundary); |
| sal_Bool exists(const sal_uInt32 u); |
| sal_Int32 getLongestMatch(const sal_Unicode *text, sal_Int32 len); |
| }; |
| |
| } } } } |
| |
| #endif |
| |