MacWrtProParser.hxx

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/* -*- Mode: C++; c-default-style: "k&r"; indent-tabs-mode: nil; tab-width: 2; c-basic-offset: 2 -*- */
 
/* libmwaw
* Version: MPL 2.0 / LGPLv2+
*
* The contents of this file are subject to the Mozilla Public License Version
* 2.0 (the "License"); you may not use this file except in compliance with
* the License or as specified alternatively below. You may obtain a copy of
* the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* Major Contributor(s):
* Copyright (C) 2002 William Lachance (wrlach@gmail.com)
* Copyright (C) 2002,2004 Marc Maurer (uwog@uwog.net)
* Copyright (C) 2004-2006 Fridrich Strba (fridrich.strba@bluewin.ch)
* Copyright (C) 2006, 2007 Andrew Ziem
* Copyright (C) 2011, 2012 Alonso Laurent (alonso@loria.fr)
*
*
* All Rights Reserved.
*
* For minor contributions see the git repository.
*
* Alternatively, the contents of this file may be used under the terms of
* the GNU Lesser General Public License Version 2 or later (the "LGPLv2+"),
* in which case the provisions of the LGPLv2+ are applicable
* instead of those above.
*/
 
 
#ifndef MAC_WRT_PRO_PARSER
#  define MAC_WRT_PRO_PARSER
 
#include <list>
#include <string>
#include <vector>
 
#include "MWAWDebug.hxx"
#include "MWAWEntry.hxx"
#include "MWAWGraphicStyle.hxx"
#include "MWAWInputStream.hxx"
 
#include "MWAWParser.hxx"
 
namespace MacWrtProParserInternal
{
struct State;
struct TextZoneData;
struct TextZone;
struct Token;
struct Zone;
class SubDocument;
}
 
class MacWrtProStructures;
class MacWrtProStructuresListenerState;
 
class MacWrtProParser final : public MWAWTextParser
{
  friend class MacWrtProStructures;
  friend class MacWrtProStructuresListenerState;
  friend class MacWrtProParserInternal::SubDocument;
 
public:
  MacWrtProParser(MWAWInputStreamPtr const &input, MWAWRSRCParserPtr const &rsrcParser, MWAWHeader *header);
  ~MacWrtProParser() final;
 
  bool checkHeader(MWAWHeader *header, bool strict=false) final;
 
  // the main parse function
  void parse(librevenge::RVNGTextInterface *documentInterface) final;
 
protected:
  void init();
 
  void createDocument(librevenge::RVNGTextInterface *documentInterface);
 
  bool createZones();
 
  bool getZoneData(librevenge::RVNGBinaryData &data, int blockId);
 
  bool getFreeZoneList(int blockId, std::vector<int> &blockLists);
 
  bool parseDataZone(int blockId, int type);
 
  bool parseTextZone(std::shared_ptr<MacWrtProParserInternal::Zone> zone);
 
  bool readTextEntries(std::shared_ptr<MacWrtProParserInternal::Zone> zone,
                       std::vector<MWAWEntry> &res, int textLength);
  bool readTextIds(std::shared_ptr<MacWrtProParserInternal::Zone> zone,
                   std::vector<MacWrtProParserInternal::TextZoneData> &res,
                   int textLength, int type);
  bool readTextTokens(std::shared_ptr<MacWrtProParserInternal::Zone> zone,
                      std::vector<MacWrtProParserInternal::Token> &res,
                      int textLength);
 
  std::vector<int> const &getBlocksCalledByToken() const;
 
  float pageHeight() const;
  int numColumns() const;
 
  void newPage(int number, bool softBreak=false);
 
  //
  // interface with MacWrtProParserStructures
  //
 
  bool sendTextZone(int blockId, bool mainZone = false);
 
  int findNumHardBreaks(int blockId);
 
  bool sendPictureZone(int blockId, MWAWPosition const &pictPos, MWAWGraphicStyle const &style=MWAWGraphicStyle::emptyStyle());
 
  bool sendTextBoxZone(int blockId, MWAWPosition const &pos, MWAWGraphicStyle const &style=MWAWGraphicStyle::emptyStyle());
  bool sendEmptyFrameZone(MWAWPosition const &pos, MWAWGraphicStyle const &style);
 
  //
  // low level
  //
 
  bool readPrintInfo();
 
  bool readDocHeader();
 
#ifdef DEBUG
  void saveOriginal(MWAWInputStreamPtr input);
#endif
 
  bool sendPicture(std::shared_ptr<MacWrtProParserInternal::Zone> zone, MWAWPosition pictPos, MWAWGraphicStyle const &style=MWAWGraphicStyle::emptyStyle());
 
  bool sendText(std::shared_ptr<MacWrtProParserInternal::TextZone> zone, bool mainZone = false);
 
  int findNumHardBreaks(std::shared_ptr<MacWrtProParserInternal::TextZone> zone);
 
  void checkUnparsed();
 
protected:
  //
  // data
  //
  std::shared_ptr<MacWrtProParserInternal::State> m_state;
 
  std::shared_ptr<MacWrtProStructures> m_structures;
};
#endif
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