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/* $OpenBSD: tbl.h,v 1.5 2018/12/12 21:54:30 schwarze Exp $ */
/*
* Copyright (c) 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
* Copyright (c) 2014, 2015, 2017, 2018 Ingo Schwarze <schwarze@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
struct tbl_opts {
int opts;
#define TBL_OPT_ALLBOX (1 << 0) /* Option "allbox". */
#define TBL_OPT_BOX (1 << 1) /* Option "box". */
#define TBL_OPT_CENTRE (1 << 2) /* Option "center". */
#define TBL_OPT_DBOX (1 << 3) /* Option "doublebox". */
#define TBL_OPT_EXPAND (1 << 4) /* Option "expand". */
#define TBL_OPT_NOKEEP (1 << 5) /* Option "nokeep". */
#define TBL_OPT_NOSPACE (1 << 6) /* Option "nospaces". */
#define TBL_OPT_NOWARN (1 << 7) /* Option "nowarn". */
int cols; /* Number of columns. */
int lvert; /* Width of left vertical line. */
int rvert; /* Width of right vertical line. */
char tab; /* Option "tab": cell separator. */
char decimal; /* Option "decimalpoint". */
};
enum tbl_cellt {
TBL_CELL_CENTRE, /* c, C */
TBL_CELL_RIGHT, /* r, R */
TBL_CELL_LEFT, /* l, L */
TBL_CELL_NUMBER, /* n, N */
TBL_CELL_SPAN, /* s, S */
TBL_CELL_LONG, /* a, A */
TBL_CELL_DOWN, /* ^ */
TBL_CELL_HORIZ, /* _, - */
TBL_CELL_DHORIZ, /* = */
TBL_CELL_MAX
};
/*
* A cell in a layout row.
*/
struct tbl_cell {
struct tbl_cell *next; /* Layout cell to the right. */
char *wstr; /* Min width represented as a string. */
size_t width; /* Minimum column width. */
size_t spacing; /* To the right of the column. */
int vert; /* Width of subsequent vertical line. */
int col; /* Column number, starting from 0. */
int flags;
#define TBL_CELL_BOLD (1 << 0) /* b, B, fB */
#define TBL_CELL_ITALIC (1 << 1) /* i, I, fI */
#define TBL_CELL_TALIGN (1 << 2) /* t, T */
#define TBL_CELL_UP (1 << 3) /* u, U */
#define TBL_CELL_BALIGN (1 << 4) /* d, D */
#define TBL_CELL_WIGN (1 << 5) /* z, Z */
#define TBL_CELL_EQUAL (1 << 6) /* e, E */
#define TBL_CELL_WMAX (1 << 7) /* x, X */
enum tbl_cellt pos;
};
/*
* A layout row.
*/
struct tbl_row {
struct tbl_row *next; /* Layout row below. */
struct tbl_cell *first; /* Leftmost layout cell. */
struct tbl_cell *last; /* Rightmost layout cell. */
int vert; /* Width of left vertical line. */
};
enum tbl_datt {
TBL_DATA_NONE, /* Uninitialized row. */
TBL_DATA_DATA, /* Contains data rather than a line. */
TBL_DATA_HORIZ, /* _: connecting horizontal line. */
TBL_DATA_DHORIZ, /* =: connecting double horizontal line. */
TBL_DATA_NHORIZ, /* \_: isolated horizontal line. */
TBL_DATA_NDHORIZ /* \=: isolated double horizontal line. */
};
/*
* A cell within a row of data. The "string" field contains the
* actual string value that's in the cell. The rest is layout.
*/
struct tbl_dat {
struct tbl_dat *next; /* Data cell to the right. */
struct tbl_cell *layout; /* Associated layout cell. */
char *string; /* Data, or NULL if not TBL_DATA_DATA. */
int hspans; /* How many horizontal spans follow. */
int vspans; /* How many vertical spans follow. */
int block; /* T{ text block T} */
enum tbl_datt pos;
};
enum tbl_spant {
TBL_SPAN_DATA, /* Contains data rather than a line. */
TBL_SPAN_HORIZ, /* _: horizontal line. */
TBL_SPAN_DHORIZ /* =: double horizontal line. */
};
/*
* A row of data in a table.
*/
struct tbl_span {
struct tbl_opts *opts; /* Options for the table as a whole. */
struct tbl_span *prev; /* Data row above. */
struct tbl_span *next; /* Data row below. */
struct tbl_row *layout; /* Associated layout row. */
struct tbl_dat *first; /* Leftmost data cell. */
struct tbl_dat *last; /* Rightmost data cell. */
int line; /* Input file line number. */
enum tbl_spant pos;
};
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