/* -*- 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.

*/

/*

 * Parser to FullWrite text document

 *

 */

#ifndef FULL_WRT_TEXT

#  define FULL_WRT_TEXT

#include "libmwaw_internal.hxx"

#include "MWAWDebug.hxx"

#include "FullWrtStruct.hxx"

namespace FullWrtTextInternal

{

struct Font;

struct Paragraph;

struct LineHeader;

struct Zone;

struct State;

}

class FullWrtParser;

/** \brief the main class to read the text part of writenow file

 *

 *

 *

 */

class FullWrtText

{

  friend class FullWrtParser;

public:

  //! constructor

  explicit FullWrtText(FullWrtParser &parser);

  //! destructor

  virtual ~FullWrtText();

  /** returns the file version */

  int version() const;

  /** returns the number of pages */

  int numPages() const;

protected:

  //! sends the data which have not yet been sent to the listener

  void flushExtra();

  //! send a main zone

  bool sendMainText();

  //! return the header/footer blockid ( or -1)

  int getHeaderFooterId(bool header, int page, int &numSimilar) const;

  //! send a id zone

  bool send(int zId, MWAWColor fontColor=MWAWColor::black());

  //

  // intermediate level

  //

  //! check if a zone is a text zone, if so read it...

  bool readTextData(FullWrtStruct::EntryPtr zone);

  //! send the text

  bool send(std::shared_ptr<FullWrtTextInternal::Zone> zone, MWAWColor fontColor=MWAWColor::black());

  //! send a simple line

  void send(std::shared_ptr<FullWrtTextInternal::Zone> zone, int numChar,

            FullWrtTextInternal::Font &font, FullWrtTextInternal::Paragraph &ruler,

            std::string &str);

  //! try send a table row

  bool sendTable(std::shared_ptr<FullWrtTextInternal::Zone> zone,

                 FullWrtTextInternal::LineHeader const &lHeader,

                 FullWrtTextInternal::Font &font, FullWrtTextInternal::Paragraph &ruler,

                 std::string &str);

  //! send a hidden item

  bool sendHiddenItem(int id, FullWrtTextInternal::Font &font, FullWrtTextInternal::Paragraph &ruler);

  //! prepare the different data (called sortZones and createItemStructures)

  void prepareData()

  {

    sortZones();

    createItemStructures();

  }

  //! sort the different zones, finding the main zone, ...

  void sortZones();

  //! create the item structures

  void createItemStructures();

  //

  // low level

  //

  //! try to read the header of a line

  bool readLineHeader(std::shared_ptr<FullWrtTextInternal::Zone> zone, FullWrtTextInternal::LineHeader &lHeader);

  //! check if the input of the zone points to a item zone in DataStruct Zone

  bool readItem(FullWrtStruct::EntryPtr zone, int id=-1, bool hidden=false);

  //! check if the input of the zone points to a paragraph zone in DataStruct Zone

  bool readParagraphTabs(FullWrtStruct::EntryPtr zone, int id=-1);

  //! try to read the paragraph modifier (at the end of doc info)

  bool readParaModDocInfo(FullWrtStruct::EntryPtr zone);

  //! try to read a style

  bool readStyle(FullWrtStruct::EntryPtr zone);

  //! try to read the font/paragraph modifier zone (Zone1f)

  bool readDataMod(FullWrtStruct::EntryPtr zone, int id);

  //! check if the input of the zone points to the columns definition, ...

  bool readColumns(FullWrtStruct::EntryPtr zone);

private:

  FullWrtText(FullWrtText const &orig) = delete;

  FullWrtText &operator=(FullWrtText const &orig) = delete;

protected:

  //

  // data

  //

  //! the parser state

  MWAWParserStatePtr m_parserState;

  //! the state

  std::shared_ptr<FullWrtTextInternal::State> m_state;

  //! the main parser;

  FullWrtParser *m_mainParser;

};

#endif

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