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             : #include <vector>
      21             : #include <boost/shared_ptr.hpp>
      22             : #include <boost/shared_array.hpp>
      23             : #include <tools/solar.h>
      24             : #include <rtl/ustring.hxx>
      25             : #include <tools/stream.hxx>
      26             : #include <IDocumentExternalData.hxx>
      27             : 
      28             : namespace ww8
      29             : {
      30             :     typedef boost::shared_array<sal_uInt8> DataArray_t;
      31             : 
      32             : class WW8Struct : public ::sw::ExternalData
      33             :     {
      34             :         DataArray_t mp_data;
      35             :         sal_uInt32 mn_offset;
      36             :         sal_uInt32 mn_size;
      37             : 
      38             :     public:
      39             :         WW8Struct(SvStream& rSt, sal_uInt32 nPos, sal_uInt32 nSize);
      40             :         WW8Struct(WW8Struct * pStruct, sal_uInt32 nPos, sal_uInt32 nSize);
      41             :         virtual ~WW8Struct();
      42             : 
      43             :         sal_uInt8 getU8(sal_uInt32 nOffset);
      44             : 
      45        1245 :         sal_uInt16 getU16(sal_uInt32 nOffset)
      46        1245 :         { return getU8(nOffset) + (getU8(nOffset + 1) << 8); }
      47             : 
      48             :         sal_uInt32 getU32(sal_uInt32 nOffset)
      49             :         { return  getU16(nOffset) + (getU16(nOffset + 1) << 16); }
      50             : 
      51             :         OUString getUString(sal_uInt32 nOffset, sal_uInt32 nCount);
      52             : 
      53             :         OUString getString(sal_uInt32 nOffset, sal_uInt32 nCount);
      54             :     };
      55             : 
      56             : typedef ::std::vector<OUString> StringVector_t;
      57             :     template <class T>
      58             :     class WW8Sttb : public WW8Struct
      59             :     {
      60             :         typedef ::boost::shared_ptr< void > ExtraPointer_t;
      61             :         typedef ::std::vector< ExtraPointer_t > ExtrasVector_t;
      62             :         bool bDoubleByteCharacters;
      63             :         StringVector_t m_Strings;
      64             :         ExtrasVector_t m_Extras;
      65             : 
      66             :     public:
      67             :         WW8Sttb(SvStream& rSt, sal_Int32 nPos, sal_uInt32 nSize);
      68             :         virtual ~WW8Sttb();
      69             : 
      70             :         sal_uInt32 getCount() const;
      71             :         OUString getEntry(sal_uInt32 nEntry) const
      72             :         {
      73             :             return m_Strings[nEntry];
      74             :         }
      75             : 
      76           7 :         StringVector_t & getStrings()
      77             :         {
      78           7 :             return m_Strings;
      79             :         }
      80             : 
      81             :         const T * getExtra(sal_uInt32 nEntry) const
      82             :         {
      83             :             return dynamic_cast<const T *> (m_Extras[nEntry].get());
      84             :         }
      85             :     };
      86             : 
      87             :     template <class T>
      88          73 :     WW8Sttb<T>::WW8Sttb(SvStream& rSt, sal_Int32 nPos, sal_uInt32 nSize)
      89          73 :     : WW8Struct(rSt, nPos, nSize), bDoubleByteCharacters(false)
      90             :     {
      91          73 :         sal_uInt32 nOffset = 0;
      92             : 
      93          73 :         if (getU16(nOffset) == 0xffff)
      94             :         {
      95          57 :             bDoubleByteCharacters = true;
      96          57 :             nOffset += 2;
      97             :         }
      98             : 
      99          73 :         sal_uInt16 nCount = getU16(nOffset);
     100          73 :         sal_uInt16 ncbExtra = getU16(nOffset + 2);
     101             : 
     102          73 :         nOffset += 4;
     103       26028 :         for (sal_uInt16 i = 0; i < nCount; i++)
     104             :         {
     105       25955 :             if (bDoubleByteCharacters)
     106             :             {
     107        1026 :                 sal_uInt16 nStrLen = getU16(nOffset);
     108             : 
     109        1026 :                 m_Strings.push_back(getUString(nOffset +2, nStrLen));
     110             : 
     111        1026 :                 nOffset += 2 + 2 * nStrLen;
     112             :             }
     113             :             else
     114             :             {
     115       24929 :                 sal_uInt8 nStrLen = getU8(nOffset);
     116             : 
     117       24929 :                 m_Strings.push_back(getUString(nOffset, nStrLen));
     118             : 
     119       24929 :                 nOffset += 1 + nStrLen;
     120             :             }
     121             : 
     122       25955 :             if (ncbExtra > 0)
     123             :             {
     124       24929 :                 ExtraPointer_t pExtra(new T(this, nOffset, ncbExtra));
     125       24929 :                 m_Extras.push_back(pExtra);
     126             : 
     127       24929 :                 nOffset += ncbExtra;
     128             :             }
     129             :         }
     130          73 :     }
     131             : 
     132             :     template <class T>
     133         146 :     WW8Sttb<T>::~WW8Sttb()
     134             :     {
     135         146 :     }
     136             : }
     137             : 
     138             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */