oox/source/token/tokenmap.cxx

   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 "oox/token/tokenmap.hxx"
  21
  22 #include <string.h>
  23 #include <rtl/strbuf.hxx>
  24 #include <rtl/string.hxx>
  25 #include "oox/token/tokens.hxx"
  26
  27 namespace oox {
  28 // ============================================================================
  29
  30 using ::com::sun::star::uno::Sequence;
  31 // ============================================================================
  32
  33 namespace {
  34 // include auto-generated Perfect_Hash
  35 #include "tokenhash.inc"
  36 } // namespace
  37
  38 // ============================================================================
  39
  40 TokenMap::TokenMap() :
  41     maTokenNames( static_cast< size_t >( XML_TOKEN_COUNT ) )
  42 {
  43     static const sal_Char* sppcTokenNames[] =
  44     {
  45 // include auto-generated C array with token names as C strings
  46 #include "tokennames.inc"
  47         ""
  48     };
  49
  50     const sal_Char* const* ppcTokenName = sppcTokenNames;
  51     for( TokenNameVector::iterator aIt = maTokenNames.begin(), aEnd = maTokenNames.end(); aIt != aEnd; ++aIt, ++ppcTokenName )
  52     {
  53         OString aUtf8Token( *ppcTokenName );
  54         aIt->maUniName = OStringToOUString( aUtf8Token, RTL_TEXTENCODING_UTF8 );
  55         aIt->maUtf8Name = Sequence< sal_Int8 >( reinterpret_cast< const sal_Int8* >( aUtf8Token.getStr() ), aUtf8Token.getLength() );
  56     }
  57
  58 #if OSL_DEBUG_LEVEL > 0
  59     // check that the perfect_hash is in sync with the token name list
  60     bool bOk = true;
  61     for( sal_Int32 nToken = 0; bOk && (nToken < XML_TOKEN_COUNT); ++nToken )
  62     {
  63         // check that the getIdentifier <-> getToken roundtrip works
  64         OString aUtf8Name = OUStringToOString( maTokenNames[ nToken ].maUniName, RTL_TEXTENCODING_UTF8 );
  65         struct xmltoken* pToken = Perfect_Hash::in_word_set( aUtf8Name.getStr(), aUtf8Name.getLength() );
  66         bOk = pToken && (pToken->nToken == nToken);
  67         OSL_ENSURE( bOk, OStringBuffer( "TokenMap::TokenMap - token list broken, #" ).
  68             append( nToken ).append( ", '" ).append( aUtf8Name ).append( '\'' ).getStr() );
  69     }
  70 #endif
  71 }
  72
  73 TokenMap::~TokenMap()
  74 {
  75 }
  76
  77 OUString TokenMap::getUnicodeTokenName( sal_Int32 nToken ) const
  78 {
  79     if( (0 <= nToken) && (static_cast< size_t >( nToken ) < maTokenNames.size()) )
  80         return maTokenNames[ static_cast< size_t >( nToken ) ].maUniName;
  81     return OUString();
  82 }
  83
  84 sal_Int32 TokenMap::getTokenFromUnicode( const OUString& rUnicodeName ) const
  85 {
  86     OString aUtf8Name = OUStringToOString( rUnicodeName, RTL_TEXTENCODING_UTF8 );
  87     struct xmltoken* pToken = Perfect_Hash::in_word_set( aUtf8Name.getStr(), aUtf8Name.getLength() );
  88     return pToken ? pToken->nToken : XML_TOKEN_INVALID;
  89 }
  90
  91 Sequence< sal_Int8 > TokenMap::getUtf8TokenName( sal_Int32 nToken ) const
  92 {
  93     if( (0 <= nToken) && (static_cast< size_t >( nToken ) < maTokenNames.size()) )
  94         return maTokenNames[ static_cast< size_t >( nToken ) ].maUtf8Name;
  95     return Sequence< sal_Int8 >();
  96 }
  97
  98 sal_Int32 TokenMap::getTokenFromUtf8( const Sequence< sal_Int8 >& rUtf8Name ) const
  99 {
 100     struct xmltoken* pToken = Perfect_Hash::in_word_set(
 101         reinterpret_cast< const char* >( rUtf8Name.getConstArray() ), rUtf8Name.getLength() );
 102     return pToken ? pToken->nToken : XML_TOKEN_INVALID;
 103 }
 104
 105 // ============================================================================
 106
 107 } // namespace oox
 108
 109 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */