/* -*- 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 MWAW_PARAGRAPH

#  define MWAW_PARAGRAPH

#include <iostream>

#include <vector>

#include <librevenge/librevenge.h>

#include "libmwaw_internal.hxx"

#include "MWAWList.hxx"

/** class to store a tab use by MWAWParagraph */

struct MWAWTabStop {

  //! the tab alignment

  enum Alignment { LEFT, RIGHT, CENTER, DECIMAL, BAR };

  //! constructor

  explicit MWAWTabStop(double position = 0.0, Alignment alignment = LEFT, uint16_t leaderCharacter='\0', uint16_t decimalCharacter = '.')

    : m_position(position)

    , m_alignment(alignment)

    , m_leaderCharacter(leaderCharacter)

    , m_decimalCharacter(decimalCharacter)

  {

  }

  //! add a tab to the propList

  void addTo(librevenge::RVNGPropertyListVector &propList, double decalX=0.0) const;

  //! operator==

  bool operator==(MWAWTabStop const &tabs) const

  {

    return cmp(tabs)==0;

  }

  //! operator!=

  bool operator!=(MWAWTabStop const &tabs) const

  {

    return cmp(tabs)!=0;

  }

  //! operator <<

  friend std::ostream &operator<<(std::ostream &o, MWAWTabStop const &ft;;

  //! a comparison function

  int cmp(MWAWTabStop const &tabs) const;

  //! the tab position

  double m_position;

  //! the alignment ( left, center, ...)

  Alignment m_alignment;

  //! the leader char

  uint16_t m_leaderCharacter;

  //! the decimal char

  uint16_t m_decimalCharacter;

};

//! class to store the paragraph properties

class MWAWParagraph

{

public:

  /** some bit use to defined the break status */

  enum { NoBreakBit = 0x1, NoBreakWithNextBit=0x2 };

  /** an enum used to defined the paragraph justification: left, center, right, full ... */

  enum Justification { JustificationLeft, JustificationFull, JustificationCenter,

                       JustificationRight, JustificationFullAllLines

                     };

  /** the line spacing type: fixed or at least */

  enum LineSpacingType { Fixed, AtLeast};

  //! constructor

  MWAWParagraph();

  //! destructor

  virtual ~MWAWParagraph();

  //! operator==

  bool operator==(MWAWParagraph const &p) const

  {

    return cmp(p)==0;

  }

  //! operator!=

  bool operator!=(MWAWParagraph const &p) const

  {

    return cmp(p)!=0;

  }

  //! a comparison function

  int cmp(MWAWParagraph const &p) const;

  //! return the paragraph margin width (in inches)

  double getMarginsWidth() const;

  //! check if the paragraph has some borders

  bool hasBorders() const;

  //! check if the paragraph has different borders

  bool hasDifferentBorders() const;

  //! a function used to resize the borders list ( adding empty borders if needed )

  void resizeBorders(size_t newSize)

  {

    MWAWBorder empty;

    empty.m_style=MWAWBorder::None;

    m_borders.resize(newSize, MWAWVariable<MWAWBorder>(empty));

  }

  //! set the interline

  void setInterline(double value, librevenge::RVNGUnit unit, LineSpacingType type=Fixed)

  {

    m_spacings[0]=value;

    m_spacingsInterlineUnit=unit;

    m_spacingsInterlineType=type;

  }

  //! add to the propList

  void addTo(librevenge::RVNGPropertyList &propList, bool inTable) const;

  //! insert the set values of para in the actual paragraph

  void insert(MWAWParagraph const ¶);

  //! operator <<

  friend std::ostream &operator<<(std::ostream &o, MWAWParagraph const &ft;;

  /** the margins

   *

   * - 0: first line left margin

   * - 1: left margin

   * - 2: right margin*/

  MWAWVariable<double> m_margins[3]; // 0: first line left, 1: left, 2: right

  /** the margins INCH, ... */

  MWAWVariable<librevenge::RVNGUnit> m_marginsUnit;

  /** the line spacing

   *

   * - 0: interline

   * - 1: before

   * - 2: after */

  MWAWVariable<double> m_spacings[3]; // 0: interline, 1: before, 2: after

  /** the interline unit PERCENT or INCH, ... */

  MWAWVariable<librevenge::RVNGUnit> m_spacingsInterlineUnit;

  /** the interline type: fixed, atLeast, ... */

  MWAWVariable<LineSpacingType> m_spacingsInterlineType;

  //! the tabulations

  MWAWVariable<std::vector<MWAWTabStop> > m_tabs;

  //! true if the tabs are relative to left margin, false if there are relative to the page margin (default)

  MWAWVariable<bool> m_tabsRelativeToLeftMargin;

  /** the justification */

  MWAWVariable<Justification> m_justify;

  /** a list of bits: 0x1 (unbreakable), 0x2 (do not break after) */

  MWAWVariable<int> m_breakStatus; // BITS: 1: unbreakable, 2: dont break after

  //! the writing mode

  MWAWVariable<libmwaw::WritingMode> m_writingMode;

  /** the actual level index */

  MWAWVariable<int> m_listLevelIndex;

  /** the list id (if know ) */

  MWAWVariable<int> m_listId;

  /** the list start value (if set ) */

  MWAWVariable<int> m_listStartValue;

  /** the actual level */

  MWAWVariable<MWAWListLevel> m_listLevel;

  //! the background color

  MWAWVariable<MWAWColor> m_backgroundColor;

  //! list of border ( order MWAWBorder::Pos)

  std::vector<MWAWVariable<MWAWBorder> > m_borders;

  //! the style name

  std::string m_styleName;

  //! a string to store some errors

  std::string m_extra;

};

#endif

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