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             : #ifndef INCLUDED_SVTOOLS_PARRTF_HXX
      21             : #define INCLUDED_SVTOOLS_PARRTF_HXX
      22             : 
      23             : #include <svtools/svtdllapi.h>
      24             : #include <svtools/svparser.hxx>
      25             : #include <stack>
      26             : 
      27             : struct RtfParserState_Impl
      28             : {
      29             :     rtl_TextEncoding eCodeSet;
      30             :     sal_uInt8 nUCharOverread;
      31             : 
      32           0 :     RtfParserState_Impl( sal_uInt8 nUOverread, rtl_TextEncoding eCdSt )
      33           0 :         : eCodeSet( eCdSt ), nUCharOverread( nUOverread )
      34           0 :     {}
      35             : };
      36             : 
      37             : typedef std::stack< RtfParserState_Impl > RtfParserStates_Impl;
      38             : 
      39             : class SVT_DLLPUBLIC SvRTFParser : public SvParser
      40             : {
      41             :     RtfParserStates_Impl aParserStates;
      42             : 
      43             :     int nOpenBrakets;
      44             :     rtl_TextEncoding eCodeSet, eUNICodeSet;
      45             :     sal_uInt8 nUCharOverread;
      46             : 
      47             : private:
      48             :     static short _inSkipGroup;
      49             : 
      50             : protected:
      51             :     sal_Unicode GetHexValue();
      52             :     void ScanText( const sal_Unicode = 0 );
      53             :     void SkipGroup();
      54             : 
      55             :     // scanne das naechste Token,
      56             :     virtual int _GetNextToken() SAL_OVERRIDE;
      57             : 
      58             :     virtual void ReadUnknownData();
      59             :     virtual void ReadBitmapData();
      60             :     virtual void ReadOLEData();
      61             : 
      62             :     virtual ~SvRTFParser();
      63             : 
      64           0 :     rtl_TextEncoding GetCodeSet() const             { return eCodeSet; }
      65             :     void SetEncoding( rtl_TextEncoding eEnc );
      66             : 
      67             :     rtl_TextEncoding GetUNICodeSet() const          { return eUNICodeSet; }
      68             :     void SetUNICodeSet( rtl_TextEncoding eSet )     { eUNICodeSet = eSet; }
      69             : 
      70             : public:
      71             :     SvRTFParser( SvStream& rIn, sal_uInt8 nStackSize = 3 );
      72             : 
      73             :     virtual SvParserState CallParser() SAL_OVERRIDE;   // Aufruf des Parsers
      74             : 
      75             :     int GetOpenBrakets() const { return nOpenBrakets; }
      76             : 
      77             :     // fuers asynchrone lesen aus dem SvStream
      78             : //  virtual void SaveState( int nToken );
      79             : //  virtual void RestoreState();
      80             :     virtual void Continue( int nToken ) SAL_OVERRIDE;
      81             : };
      82             : 
      83             : #endif // INCLUDED_SVTOOLS_PARRTF_HXX
      84             : 
      85             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */