/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */

/* libwps

 * Version: MPL 2.0 / LGPLv2.1+

 *

 * This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/.

 *

 * Major Contributor(s):

 * Copyright (C) 2006, 2007 Andrew Ziem

 * Copyright (C) 2003-2005 William Lachance (william.lachance@sympatico.ca)

 * Copyright (C) 2003 Marc Maurer (uwog@uwog.net)

 *

 * 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 2.1 or later

 * (LGPLv2.1+), in which case the provisions of the LGPLv2.1+ are

 * applicable instead of those above.

 */

#ifndef LOTUS_GRAPH_H

#define LOTUS_GRAPH_H

#include <ostream>

#include <map>

#include <string>

#include <vector>

#include <librevenge-stream/librevenge-stream.h>

#include "libwps_internal.h"

#include "WPSDebug.h"

#include "WKSContentListener.h"

namespace LotusGraphInternal

{

struct ZoneMac; // 123 mac

struct ZonePc; // 123 pc

struct ZonePcList; // 123 pc

struct ZoneWK4; // lotus 4

struct State;

class SubDocument;

}

class LotusParser;

class LotusStyleManager;

/**

 * This class parses Microsoft Works graph file

 *

 */

class LotusGraph

{

public:

  friend class LotusParser;

  friend class LotusGraphInternal::SubDocument;

  //! constructor

  explicit LotusGraph(LotusParser &parser);

  //! destructor

  ~LotusGraph();

  //! clean internal state

  void cleanState();

  //! sets the listener

  void setListener(WKSContentListenerPtr &listen)

  {

    m_listener = listen;

  }

  /** update the state (need to be called before sending data)

    \param zIdToSheetIdMap the correspondance between a zone and a sheet: defined in .123

    \param nameToChartIdMap the name and the id of each chart's: used to retrieve the

    correspondance betweeen a graphic's chart and the chart in .wk4

   */

  void updateState(std::map<int,int> const &zIdToSheetIdMap,

                   std::map<std::string,int> const &nameToChartIdMap);

protected:

  //! return the file version

  int version() const;

  //! return true if the sheet sheetId has some graphic

  bool hasGraphics(int sheetId) const;

  //! send the graphics corresponding to a sheetId

  void sendGraphics(int sheetId);

  //! try to send a shape: 123 pc

  void sendZone(LotusGraphInternal::ZonePcList const &zoneList, size_t id, WPSTransformation const &transf);

  //! try to send a picture: 123 mac

  void sendPicture(LotusGraphInternal::ZoneMac const &zone);

  //! try to send a textbox content's

  void sendTextBox(std::shared_ptr<WPSStream> stream, WPSEntry const &entry);

  //! try to send a textbox content's

  void sendTextBoxWK4(std::shared_ptr<WPSStream> stream, WPSEntry const &entry, bool isButton);

  //! sets the current chart id(interface with LotusChart)

  bool setChartId(int chartId);

  //

  // low level

  //

  // ////////////////////// zone //////////////////////////////

  // zone 1b

  //! reads a begin graphic zone: 2328 (wk3mac)

  bool readZoneBegin(std::shared_ptr<WPSStream> stream, long endPos);

  //! reads a graphic zone: 2332, 2346, 2350, 2352, 23f0 (wk3mac)

  bool readZoneData(std::shared_ptr<WPSStream> stream, long endPos, int type);

  //! reads a graphic textbox data: 23f0 (wk3mac)

  bool readTextBoxData(std::shared_ptr<WPSStream> stream, long endPos);

  //! reads a picture definition: 240e (wk3mac)

  bool readPictureDefinition(std::shared_ptr<WPSStream> stream, long endPos);

  //! reads a picture data: 2410 (wk3mac)

  bool readPictureData(std::shared_ptr<WPSStream> stream, long endPos);

  // fmt

  //! try to read the pict filename, ...: b7 (wk3-wk4 pc)

  bool readFMTPictName(std::shared_ptr<WPSStream> stream);

  //! try to read the sheet id: 0xc9 (wk4)

  bool readZoneBeginC9(std::shared_ptr<WPSStream> stream);

  //! try to read a graphic: 0xca (wk4)

  bool readGraphic(std::shared_ptr<WPSStream> stream);

  //! try to read a graph's frame: 0xcc (wk4)

  bool readFrame(std::shared_ptr<WPSStream> stream);

  //! reads a graphic textbox data: 0xd1 (wk4)

  bool readTextBoxDataD1(std::shared_ptr<WPSStream> stream);

  // 123 zone 3XX

  //! try to read the graphic zone: 1XXX

  bool readGraphZone(std::shared_ptr<WPSStream> stream, int zId);

  //! try to read the graphic data zone: 010d

  bool readGraphDataZone(std::shared_ptr<WPSStream> stream, long endPos);

private:

  LotusGraph(LotusGraph const &orig) = delete;

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

  std::shared_ptr<WKSContentListener> m_listener; /** the listener (if set)*/

  //! the main parser

  LotusParser &m_mainParser;

  //! the style manager

  std::shared_ptr<LotusStyleManager> m_styleManager;

  //! the internal state

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

};

#endif /* LOTUS_GRAPH_H */

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