LCOV - code coverage report
Current view: top level - i18npool/source/breakiterator - breakiterator_ctl.cxx (source / functions) Hit Total Coverage
Test: libreoffice_filtered.info Lines: 10 47 21.3 %
Date: 2012-08-25 Functions: 2 7 28.6 %
Legend: Lines: hit not hit | Branches: + taken - not taken # not executed Branches: 1 34 2.9 %

           Branch data     Line data    Source code
       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 <com/sun/star/i18n/CharacterIteratorMode.hpp>
      22                 :            : #include <breakiterator_ctl.hxx>
      23                 :            : 
      24                 :            : using namespace ::com::sun::star::uno;
      25                 :            : using namespace ::com::sun::star::lang;
      26                 :            : using namespace ::rtl;
      27                 :            : 
      28                 :            : namespace com { namespace sun { namespace star { namespace i18n {
      29                 :            : 
      30                 :            : /**
      31                 :            :  * Constructor.
      32                 :            :  */
      33                 :          3 : BreakIterator_CTL::BreakIterator_CTL() :
      34                 :            :     cachedText(),
      35                 :            :     nextCellIndex( NULL ),
      36                 :            :     previousCellIndex( NULL ),
      37                 :          3 :     cellIndexSize( 512 )
      38                 :            : {
      39                 :          3 :     cBreakIterator = "com.sun.star.i18n.BreakIterator_CTL";
      40                 :            :     // to improve performance, alloc big enough memory in construct.
      41                 :          3 :     nextCellIndex = (sal_Int32*) calloc(cellIndexSize, sizeof(sal_Int32));
      42                 :          3 :     previousCellIndex = (sal_Int32*) calloc(cellIndexSize, sizeof(sal_Int32));
      43                 :          3 : }
      44                 :            : 
      45                 :            : /**
      46                 :            :  * Deconstructor.
      47                 :            :  */
      48                 :          3 : BreakIterator_CTL::~BreakIterator_CTL()
      49                 :            : {
      50                 :          3 :     free(nextCellIndex);
      51                 :          3 :     free(previousCellIndex);
      52         [ -  + ]:          3 : }
      53                 :            : 
      54                 :          0 : sal_Int32 SAL_CALL BreakIterator_CTL::previousCharacters( const OUString& Text,
      55                 :            :     sal_Int32 nStartPos, const lang::Locale& rLocale,
      56                 :            :     sal_Int16 nCharacterIteratorMode, sal_Int32 nCount, sal_Int32& nDone )
      57                 :            :     throw(RuntimeException)
      58                 :            : {
      59         [ #  # ]:          0 :     if (nCharacterIteratorMode == CharacterIteratorMode::SKIPCELL ) {
      60                 :          0 :         nDone = 0;
      61         [ #  # ]:          0 :         if (nStartPos > 0) {    // for others to skip cell.
      62                 :          0 :         makeIndex(Text, nStartPos);
      63                 :            : 
      64         [ #  # ]:          0 :         if (nextCellIndex[nStartPos-1] == 0) // not a CTL character
      65                 :            :             return BreakIterator_Unicode::previousCharacters(Text, nStartPos, rLocale,
      66                 :          0 :                 nCharacterIteratorMode, nCount, nDone);
      67 [ #  # ][ #  # ]:          0 :         else while (nCount > 0 && nextCellIndex[nStartPos - 1] > 0) {
                 [ #  # ]
      68                 :          0 :             nCount--; nDone++;
      69                 :          0 :             nStartPos = previousCellIndex[nStartPos - 1];
      70                 :            :         }
      71                 :            :         } else
      72                 :          0 :         nStartPos = 0;
      73                 :            :     } else { // for BS to delete one char.
      74         [ #  # ]:          0 :         nDone = (nStartPos > nCount) ? nCount : nStartPos;
      75                 :          0 :         nStartPos -= nDone;
      76                 :            :     }
      77                 :            : 
      78                 :          0 :     return nStartPos;
      79                 :            : }
      80                 :            : 
      81                 :          0 : sal_Int32 SAL_CALL BreakIterator_CTL::nextCharacters(const OUString& Text,
      82                 :            :     sal_Int32 nStartPos, const lang::Locale& rLocale,
      83                 :            :     sal_Int16 nCharacterIteratorMode, sal_Int32 nCount, sal_Int32& nDone)
      84                 :            :     throw(RuntimeException)
      85                 :            : {
      86                 :          0 :     sal_Int32 len = Text.getLength();
      87         [ #  # ]:          0 :     if (nCharacterIteratorMode == CharacterIteratorMode::SKIPCELL ) {
      88                 :          0 :         nDone = 0;
      89         [ #  # ]:          0 :         if (nStartPos < len) {
      90                 :          0 :         makeIndex(Text, nStartPos);
      91                 :            : 
      92         [ #  # ]:          0 :         if (nextCellIndex[nStartPos] == 0) // not a CTL character
      93                 :            :             return BreakIterator_Unicode::nextCharacters(Text, nStartPos, rLocale,
      94                 :          0 :                 nCharacterIteratorMode, nCount, nDone);
      95 [ #  # ][ #  # ]:          0 :         else while (nCount > 0 && nextCellIndex[nStartPos] > 0) {
                 [ #  # ]
      96                 :          0 :             nCount--; nDone++;
      97                 :          0 :             nStartPos = nextCellIndex[nStartPos];
      98                 :            :         }
      99                 :            :         } else
     100                 :          0 :         nStartPos = len;
     101                 :            :     } else {
     102                 :          0 :         nDone = (len - nStartPos > nCount) ? nCount : len - nStartPos;
     103                 :          0 :         nStartPos += nDone;
     104                 :            :     }
     105                 :            : 
     106                 :          0 :     return nStartPos;
     107                 :            : }
     108                 :            : 
     109                 :            : // This method should be overwritten by derived language specific class.
     110                 :          0 : void SAL_CALL BreakIterator_CTL::makeIndex(const OUString& /*text*/, sal_Int32 /*pos*/)
     111                 :            :     throw(RuntimeException)
     112                 :            : {
     113         [ #  # ]:          0 :     throw RuntimeException();
     114                 :            : }
     115                 :            : 
     116                 :            : // Make sure line is broken on cell boundary if we implement cell iterator.
     117                 :          0 : LineBreakResults SAL_CALL BreakIterator_CTL::getLineBreak(
     118                 :            :     const OUString& Text, sal_Int32 nStartPos,
     119                 :            :     const lang::Locale& rLocale, sal_Int32 nMinBreakPos,
     120                 :            :     const LineBreakHyphenationOptions& hOptions,
     121                 :            :     const LineBreakUserOptions& bOptions ) throw(RuntimeException)
     122                 :            : {
     123                 :            :     LineBreakResults lbr = BreakIterator_Unicode::getLineBreak(Text, nStartPos,
     124                 :          0 :                     rLocale, nMinBreakPos, hOptions, bOptions );
     125         [ #  # ]:          0 :     if (lbr.breakIndex < Text.getLength()) {
     126         [ #  # ]:          0 :         makeIndex(Text, lbr.breakIndex);
     127                 :          0 :         lbr.breakIndex = previousCellIndex[ lbr.breakIndex ];
     128                 :            :     }
     129                 :          0 :     return lbr;
     130                 :            : }
     131                 :            : 
     132                 :            : } } } }
     133                 :            : 
     134                 :            : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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