lyx_mirror/src/tabular.h
Dekel Tsur a981100a91 Support for block alignment in fixed width columns.
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@5690 a592a061-630c-0410-9148-cb99ea01b6c8
2002-11-21 12:24:50 +00:00

596 lines
13 KiB
C++

// -*- C++ -*-
/* This file is part of
* ======================================================
*
* LyX, The Document Processor
*
* Copyright 2000-2001 The LyX Team.
*
* @author: Jürgen Vigna
*
* ====================================================== */
#ifndef TABULAR_H
#define TABULAR_H
#ifdef __GNUG__
#pragma interface
#endif
#include "layout.h"
#include "LString.h"
#include "lyxlength.h"
#include "insets/insettext.h"
#include <iosfwd>
#include <vector>
class InsetTabular;
class BufferParams;
class LaTeXFeatures;
class Buffer;
class LyXLex;
/* The features the text class offers for tables */
///
class LyXTabular {
public:
///
enum Feature {
///
APPEND_ROW = 0,
///
APPEND_COLUMN,
///
DELETE_ROW,
///
DELETE_COLUMN,
///
TOGGLE_LINE_TOP,
///
TOGGLE_LINE_BOTTOM,
///
TOGGLE_LINE_LEFT,
///
TOGGLE_LINE_RIGHT,
///
ALIGN_LEFT,
///
ALIGN_RIGHT,
///
ALIGN_CENTER,
///
ALIGN_BLOCK,
///
VALIGN_TOP,
///
VALIGN_BOTTOM,
///
VALIGN_CENTER,
///
M_TOGGLE_LINE_TOP,
///
M_TOGGLE_LINE_BOTTOM,
///
M_TOGGLE_LINE_LEFT,
///
M_TOGGLE_LINE_RIGHT,
///
M_ALIGN_LEFT,
///
M_ALIGN_RIGHT,
///
M_ALIGN_CENTER,
///
M_VALIGN_TOP,
///
M_VALIGN_BOTTOM,
///
M_VALIGN_CENTER,
///
MULTICOLUMN,
///
SET_ALL_LINES,
///
UNSET_ALL_LINES,
///
SET_LONGTABULAR,
///
UNSET_LONGTABULAR,
///
SET_PWIDTH,
///
SET_MPWIDTH,
///
SET_ROTATE_TABULAR,
///
UNSET_ROTATE_TABULAR,
///
SET_ROTATE_CELL,
///
UNSET_ROTATE_CELL,
///
SET_USEBOX,
///
SET_LTHEAD,
UNSET_LTHEAD,
///
SET_LTFIRSTHEAD,
UNSET_LTFIRSTHEAD,
///
SET_LTFOOT,
UNSET_LTFOOT,
///
SET_LTLASTFOOT,
UNSET_LTLASTFOOT,
///
SET_LTNEWPAGE,
///
SET_SPECIAL_COLUMN,
///
SET_SPECIAL_MULTI,
///
LAST_ACTION
};
///
enum {
///
CELL_NORMAL = 0,
///
CELL_BEGIN_OF_MULTICOLUMN,
///
CELL_PART_OF_MULTICOLUMN
};
///
enum VAlignment {
///
LYX_VALIGN_TOP = 0,
///
LYX_VALIGN_BOTTOM = 1,
///
LYX_VALIGN_CENTER = 2
};
enum BoxType {
///
BOX_NONE = 0,
///
BOX_PARBOX = 1,
///
BOX_MINIPAGE = 2
};
struct lttype {
// constructor
lttype();
// we have this header type (is set in the GetLT... functions)
bool set;
// double borders on top
bool topDL;
// double borders on bottom
bool bottomDL;
// used for FirstHeader & LastFooter and if this is true
// all the rows marked as FirstHeader or LastFooter are
// ignored in the output and it is set to be empty!
bool empty;
};
///
typedef struct lttype ltType;
/* konstruktor */
///
LyXTabular(BufferParams const &,
InsetTabular *, int columns_arg, int rows_arg);
///
LyXTabular(BufferParams const &,
InsetTabular *, LyXTabular const &, bool same_id = false);
///
explicit
LyXTabular(Buffer const *, InsetTabular *, LyXLex & lex);
///
LyXTabular & operator=(LyXTabular const &);
///
LyXTabular * clone(BufferParams const &,
InsetTabular *, bool same_id = false);
/// Returns true if there is a topline, returns false if not
bool TopLine(int cell, bool onlycolumn = false) const;
/// Returns true if there is a topline, returns false if not
bool BottomLine(int cell, bool onlycolumn = false) const;
/// Returns true if there is a topline, returns false if not
bool LeftLine(int cell, bool onlycolumn = false) const;
/// Returns true if there is a topline, returns false if not
bool RightLine(int cell, bool onlycolumn = false) const;
///
bool TopAlreadyDrawed(int cell) const;
///
bool LeftAlreadyDrawed(int cell) const;
///
bool IsLastRow(int cell) const;
///
int GetAdditionalHeight(int row) const;
///
int GetAdditionalWidth(int cell) const;
/* returns the maximum over all rows */
///
int GetWidthOfColumn(int cell) const;
///
int GetWidthOfTabular() const;
///
int GetAscentOfRow(int row) const;
///
int GetDescentOfRow(int row) const;
///
int GetHeightOfTabular() const;
/// Returns true if a complete update is necessary, otherwise false
bool SetAscentOfRow(int row, int height);
/// Returns true if a complete update is necessary, otherwise false
bool SetDescentOfRow(int row, int height);
/// Returns true if a complete update is necessary, otherwise false
bool SetWidthOfCell(int cell, int new_width);
/// Returns true if a complete update is necessary, otherwise false
bool SetAllLines(int cell, bool line);
/// Returns true if a complete update is necessary, otherwise false
bool SetTopLine(int cell, bool line, bool onlycolumn = false);
/// Returns true if a complete update is necessary, otherwise false
bool SetBottomLine(int cell, bool line, bool onlycolumn = false);
/// Returns true if a complete update is necessary, otherwise false
bool SetLeftLine(int cell, bool line, bool onlycolumn = false);
/// Returns true if a complete update is necessary, otherwise false
bool SetRightLine(int cell, bool line, bool onlycolumn = false);
/// Returns true if a complete update is necessary, otherwise false
bool SetAlignment(int cell, LyXAlignment align,
bool onlycolumn = false);
/// Returns true if a complete update is necessary, otherwise false
bool SetVAlignment(int cell, VAlignment align,
bool onlycolumn = false);
///
bool SetColumnPWidth(int cell, LyXLength const & width);
///
bool SetMColumnPWidth(int cell, LyXLength const & width);
///
bool SetAlignSpecial(int cell, string const & special, Feature what);
///
LyXAlignment GetAlignment(int cell, bool onlycolumn = false) const;
///
VAlignment GetVAlignment(int cell, bool onlycolumn = false) const;
///
LyXLength const GetPWidth(int cell) const;
///
LyXLength const GetColumnPWidth(int cell) const;
///
LyXLength const GetMColumnPWidth(int cell) const;
///
string const GetAlignSpecial(int cell, int what) const;
///
int GetWidthOfCell(int cell) const;
///
int GetBeginningOfTextInCell(int cell) const;
///
void AppendRow(BufferParams const &, int cell);
///
void DeleteRow(int row);
///
void AppendColumn(BufferParams const &, int cell);
///
void DeleteColumn(int column);
///
bool IsFirstCellInRow(int cell) const;
///
int GetFirstCellInRow(int row) const;
///
bool IsLastCellInRow(int cell) const;
///
int GetLastCellInRow(int row) const;
///
int GetNumberOfCells() const;
///
int NumberOfCellsInRow(int cell) const;
///
void Write(Buffer const *, std::ostream &) const;
///
void Read(Buffer const *, LyXLex &);
///
void OldFormatRead(BufferParams const &, LyXLex &, string const &);
///
int latex(Buffer const *, std::ostream &, bool, bool) const;
///
int docbook(Buffer const * buf, std::ostream & os, bool mixcont) const;
///
int ascii(Buffer const *, std::ostream &, int const depth,
bool onlydata, unsigned char delim) const;
///
bool IsMultiColumn(int cell, bool real = false) const;
///
void SetMultiColumn(Buffer const *, int cell, int number);
///
int UnsetMultiColumn(int cell); // returns number of new cells
///
bool IsPartOfMultiColumn(int row, int column) const;
///
int row_of_cell(int cell) const;
///
int column_of_cell(int cell) const;
///
int right_column_of_cell(int cell) const;
///
void SetLongTabular(bool);
///
bool IsLongTabular() const;
///
void SetRotateTabular(bool);
///
bool GetRotateTabular() const;
///
void SetRotateCell(int cell, bool);
///
bool GetRotateCell(int cell) const;
///
bool NeedRotating() const;
///
bool IsLastCell(int cell) const;
///
int GetCellAbove(int cell) const;
///
int GetCellBelow(int cell) const;
///
int GetLastCellAbove(int cell) const;
///
int GetLastCellBelow(int cell) const;
///
int GetCellNumber(int row, int column) const;
///
void SetUsebox(int cell, BoxType);
///
BoxType GetUsebox(int cell) const;
//
// Long Tabular Options support functions
///
bool checkLTType(int row, ltType const &) const;
///
void SetLTHead(int row, bool flag, ltType const &, bool first);
///
bool GetRowOfLTHead(int row, ltType &) const;
///
bool GetRowOfLTFirstHead(int row, ltType &) const;
///
void SetLTFoot(int row, bool flag, ltType const &, bool last);
///
bool GetRowOfLTFoot(int row, ltType &) const;
///
bool GetRowOfLTLastFoot(int row, ltType &) const;
///
void SetLTNewPage(int row, bool what);
///
bool GetLTNewPage(int row) const;
///
bool haveLTHead() const;
///
bool haveLTFirstHead() const;
///
bool haveLTFoot() const;
///
bool haveLTLastFoot() const;
///
// end longtable support
///
InsetText * GetCellInset(int cell) const;
///
InsetText * GetCellInset(int row, int column) const;
/// Search for \param inset in the tabular, with the
/// additional hint that it could be at \param maybe_cell
int GetCellFromInset(Inset const * inset, int maybe_cell = -1) const;
///
int rows() const { return rows_; }
///
int columns() const { return columns_;}
///
InsetTabular * owner() const { return owner_; }
///
void Validate(LaTeXFeatures &) const;
///
std::vector<string> const getLabelList() const;
///
/// recalculate the widths/heights only!
void reinit();
///
mutable int cur_cell;
private:
///
struct cellstruct {
///
cellstruct(BufferParams const &);
///
int cellno;
///
int width_of_cell;
///
int multicolumn;
///
LyXAlignment alignment;
///
VAlignment valignment;
///
bool top_line;
///
bool bottom_line;
///
bool left_line;
///
bool right_line;
///
BoxType usebox;
///
bool rotate;
///
string align_special;
///
LyXLength p_width; // this is only set for multicolumn!!!
///
InsetText inset;
};
///
typedef std::vector<cellstruct> cell_vector;
///
typedef std::vector<cell_vector> cell_vvector;
///
struct rowstruct {
///
rowstruct();
///
int ascent_of_row;
///
int descent_of_row;
///
bool top_line;
///
bool bottom_line;
/// This are for longtabulars only
/// a row of endhead
bool endhead;
/// a row of endfirsthead
bool endfirsthead;
/// a row of endfoot
bool endfoot;
/// row of endlastfoot
bool endlastfoot;
/// row for a pagebreak
bool newpage;
};
///
typedef std::vector<rowstruct> row_vector;
///
struct columnstruct {
///
columnstruct();
///
LyXAlignment alignment;
///
VAlignment valignment;
///
bool left_line;
///
bool right_line;
///
int width_of_column;
///
LyXLength p_width;
///
string align_special;
};
///
typedef std::vector<columnstruct> column_vector;
///
void ReadNew(Buffer const * buf, std::istream & is,
LyXLex & lex, string const & l, int const version);
///
void ReadOld(Buffer const * buf, std::istream & is,
LyXLex & lex, string const & l);
///
int rows_;
///
int columns_;
///
int numberofcells;
///
std::vector<int> rowofcell;
///
std::vector<int> columnofcell;
///
row_vector row_info;
///
column_vector column_info;
///
mutable cell_vvector cell_info;
///
int width_of_tabular;
///
bool rotate;
//
// for long tabulars
//
bool is_long_tabular;
/// endhead data
ltType endhead;
/// endfirsthead data
ltType endfirsthead;
/// endfoot data
ltType endfoot;
/// endlastfoot data
ltType endlastfoot;
//
///
InsetTabular * owner_;
///
void Init(BufferParams const &,
int columns_arg, int rows_arg, LyXTabular const * lt = 0);
///
void Reinit(bool reset_widths = true);
///
void set_row_column_number_info(bool oldformat = false);
/// Returns true if a complete update is necessary, otherwise false
bool SetWidthOfMulticolCell(int cell, int new_width);
///
void recalculateMulticolumnsOfColumn(int column);
/// Returns true if change
bool calculate_width_of_column(int column);
///
bool calculate_width_of_column_NMC(int column); // no multi cells
///
void calculate_width_of_tabular();
///
cellstruct * cellinfo_of_cell(int cell) const;
///
void delete_column(int column);
///
int cells_in_multicolumn(int cell) const;
///
BoxType UseParbox(int cell) const;
///
void setHeaderFooterRows(int header, int fheader, int footer, int lfooter);
///
// helper function for Latex returns number of newlines
///
int TeXTopHLine(std::ostream &, int row) const;
///
int TeXBottomHLine(std::ostream &, int row) const;
///
int TeXCellPreamble(std::ostream &, int cell) const;
///
int TeXCellPostamble(std::ostream &, int cell) const;
///
int TeXLongtableHeaderFooter(std::ostream &, Buffer const * buf,
bool fragile, bool fp) const;
///
bool isValidRow(int const row) const;
///
int TeXRow(std::ostream &, int const row, Buffer const * buf,
bool fragile, bool fp) const;
///
// helper function for ASCII returns number of newlines
///
int asciiTopHLine(std::ostream &, int row,
std::vector<unsigned int> const &) const;
///
int asciiBottomHLine(std::ostream &, int row,
std::vector<unsigned int> const &) const;
///
int asciiPrintCell(Buffer const *, std::ostream &,
int cell, int row, int column,
std::vector<unsigned int> const &,
bool onlydata) const;
/// auxiliary function for docbook
int docbookRow(Buffer const * buf, std::ostream & os, int row) const;
};
#endif