Annotation of mandoc/tbl_term.c, Revision 1.59
1.59 ! schwarze 1: /* $Id: tbl_term.c,v 1.58 2018/08/18 16:44:55 schwarze Exp $ */
1.1 kristaps 2: /*
1.20 kristaps 3: * Copyright (c) 2009, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.58 schwarze 4: * Copyright (c) 2011-2018 Ingo Schwarze <schwarze@openbsd.org>
1.1 kristaps 5: *
6: * Permission to use, copy, modify, and distribute this software for any
7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
9: *
10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17: */
18: #include "config.h"
1.28 schwarze 19:
20: #include <sys/types.h>
1.1 kristaps 21:
22: #include <assert.h>
23: #include <stdio.h>
24: #include <stdlib.h>
25: #include <string.h>
26:
27: #include "mandoc.h"
28: #include "out.h"
29: #include "term.h"
30:
1.53 schwarze 31: #define IS_HORIZ(cp) ((cp)->pos == TBL_CELL_HORIZ || \
32: (cp)->pos == TBL_CELL_DHORIZ)
33:
1.11 kristaps 34: static size_t term_tbl_len(size_t, void *);
35: static size_t term_tbl_strlen(const char *, void *);
1.46 schwarze 36: static size_t term_tbl_sulen(const struct roffsu *, void *);
1.12 kristaps 37: static void tbl_char(struct termp *, char, size_t);
1.25 schwarze 38: static void tbl_data(struct termp *, const struct tbl_opts *,
1.53 schwarze 39: const struct tbl_cell *,
1.27 schwarze 40: const struct tbl_dat *,
1.11 kristaps 41: const struct roffcol *);
1.27 schwarze 42: static void tbl_literal(struct termp *, const struct tbl_dat *,
1.11 kristaps 43: const struct roffcol *);
1.27 schwarze 44: static void tbl_number(struct termp *, const struct tbl_opts *,
45: const struct tbl_dat *,
1.11 kristaps 46: const struct roffcol *);
1.33 schwarze 47: static void tbl_hrule(struct termp *, const struct tbl_span *, int);
1.29 schwarze 48: static void tbl_word(struct termp *, const struct tbl_dat *);
1.11 kristaps 49:
50:
51: static size_t
1.46 schwarze 52: term_tbl_sulen(const struct roffsu *su, void *arg)
53: {
1.57 schwarze 54: int i;
55:
56: i = term_hen((const struct termp *)arg, su);
57: return i > 0 ? i : 0;
1.46 schwarze 58: }
59:
60: static size_t
1.11 kristaps 61: term_tbl_strlen(const char *p, void *arg)
62: {
1.42 schwarze 63: return term_strlen((const struct termp *)arg, p);
1.11 kristaps 64: }
65:
66: static size_t
67: term_tbl_len(size_t sz, void *arg)
68: {
1.42 schwarze 69: return term_len((const struct termp *)arg, sz);
1.11 kristaps 70: }
1.1 kristaps 71:
72: void
73: term_tbl(struct termp *tp, const struct tbl_span *sp)
74: {
1.53 schwarze 75: const struct tbl_cell *cp, *cpn, *cpp;
1.11 kristaps 76: const struct tbl_dat *dp;
1.34 schwarze 77: static size_t offset;
1.47 schwarze 78: size_t coloff, tsz;
79: int ic, horiz, spans, vert, more;
80: char fc;
1.39 schwarze 81:
1.4 kristaps 82: /* Inhibit printing of spaces: we do padding ourselves. */
83:
1.47 schwarze 84: tp->flags |= TERMP_NOSPACE | TERMP_NONOSPACE;
1.4 kristaps 85:
86: /*
1.11 kristaps 87: * The first time we're invoked for a given table block,
88: * calculate the table widths and decimal positions.
1.4 kristaps 89: */
90:
1.37 schwarze 91: if (tp->tbl.cols == NULL) {
1.11 kristaps 92: tp->tbl.len = term_tbl_len;
93: tp->tbl.slen = term_tbl_strlen;
1.46 schwarze 94: tp->tbl.sulen = term_tbl_sulen;
1.11 kristaps 95: tp->tbl.arg = tp;
1.4 kristaps 96:
1.48 schwarze 97: tblcalc(&tp->tbl, sp, tp->tcol->offset, tp->tcol->rmargin);
1.54 schwarze 98:
99: /* Tables leak .ta settings to subsequent text. */
100:
101: term_tab_set(tp, NULL);
102: coloff = sp->opts->opts & (TBL_OPT_BOX | TBL_OPT_DBOX) ||
103: sp->opts->lvert;
104: for (ic = 0; ic < sp->opts->cols; ic++) {
105: coloff += tp->tbl.cols[ic].width;
106: term_tab_iset(coloff);
1.55 schwarze 107: coloff += tp->tbl.cols[ic].spacing;
1.54 schwarze 108: }
1.1 kristaps 109:
1.34 schwarze 110: /* Center the table as a whole. */
111:
1.45 schwarze 112: offset = tp->tcol->offset;
1.34 schwarze 113: if (sp->opts->opts & TBL_OPT_CENTRE) {
114: tsz = sp->opts->opts & (TBL_OPT_BOX | TBL_OPT_DBOX)
115: ? 2 : !!sp->opts->lvert + !!sp->opts->rvert;
1.55 schwarze 116: for (ic = 0; ic + 1 < sp->opts->cols; ic++)
117: tsz += tp->tbl.cols[ic].width +
118: tp->tbl.cols[ic].spacing;
119: if (sp->opts->cols)
120: tsz += tp->tbl.cols[sp->opts->cols - 1].width;
1.45 schwarze 121: if (offset + tsz > tp->tcol->rmargin)
1.34 schwarze 122: tsz -= 1;
1.45 schwarze 123: tp->tcol->offset = offset + tp->tcol->rmargin > tsz ?
124: (offset + tp->tcol->rmargin - tsz) / 2 : 0;
1.34 schwarze 125: }
126:
1.33 schwarze 127: /* Horizontal frame at the start of boxed tables. */
1.4 kristaps 128:
1.33 schwarze 129: if (sp->opts->opts & TBL_OPT_DBOX)
1.53 schwarze 130: tbl_hrule(tp, sp, 3);
131: if (sp->opts->opts & (TBL_OPT_DBOX | TBL_OPT_BOX))
1.33 schwarze 132: tbl_hrule(tp, sp, 2);
1.21 schwarze 133: }
1.1 kristaps 134:
1.47 schwarze 135: /* Set up the columns. */
1.1 kristaps 136:
1.47 schwarze 137: tp->flags |= TERMP_MULTICOL;
138: horiz = 0;
139: switch (sp->pos) {
140: case TBL_SPAN_HORIZ:
141: case TBL_SPAN_DHORIZ:
142: horiz = 1;
143: term_setcol(tp, 1);
144: break;
145: case TBL_SPAN_DATA:
146: term_setcol(tp, sp->opts->cols + 2);
147: coloff = tp->tcol->offset;
148:
149: /* Set up a column for a left vertical frame. */
150:
151: if (sp->opts->opts & (TBL_OPT_BOX | TBL_OPT_DBOX) ||
152: sp->opts->lvert)
153: coloff++;
154: tp->tcol->rmargin = coloff;
1.33 schwarze 155:
1.47 schwarze 156: /* Set up the data columns. */
1.1 kristaps 157:
1.47 schwarze 158: dp = sp->first;
159: spans = 0;
160: for (ic = 0; ic < sp->opts->cols; ic++) {
161: if (spans == 0) {
162: tp->tcol++;
163: tp->tcol->offset = coloff;
164: }
165: coloff += tp->tbl.cols[ic].width;
166: tp->tcol->rmargin = coloff;
167: if (ic + 1 < sp->opts->cols)
1.55 schwarze 168: coloff += tp->tbl.cols[ic].spacing;
1.47 schwarze 169: if (spans) {
170: spans--;
171: continue;
172: }
173: if (dp == NULL)
174: continue;
175: spans = dp->spans;
1.56 schwarze 176: if (ic || sp->layout->first->pos != TBL_CELL_SPAN)
177: dp = dp->next;
1.47 schwarze 178: }
179:
180: /* Set up a column for a right vertical frame. */
181:
182: tp->tcol++;
1.55 schwarze 183: tp->tcol->offset = coloff + 1;
1.53 schwarze 184: tp->tcol->rmargin = tp->maxrmargin;
1.47 schwarze 185:
186: /* Spans may have reduced the number of columns. */
187:
188: tp->lasttcol = tp->tcol - tp->tcols;
189:
190: /* Fill the buffers for all data columns. */
1.4 kristaps 191:
1.47 schwarze 192: tp->tcol = tp->tcols;
1.53 schwarze 193: cp = cpn = sp->layout->first;
1.4 kristaps 194: dp = sp->first;
1.16 kristaps 195: spans = 0;
1.36 schwarze 196: for (ic = 0; ic < sp->opts->cols; ic++) {
1.53 schwarze 197: if (cpn != NULL) {
198: cp = cpn;
199: cpn = cpn->next;
200: }
1.47 schwarze 201: if (spans) {
202: spans--;
203: continue;
204: }
205: tp->tcol++;
206: tp->col = 0;
1.53 schwarze 207: tbl_data(tp, sp->opts, cp, dp, tp->tbl.cols + ic);
1.47 schwarze 208: if (dp == NULL)
209: continue;
210: spans = dp->spans;
1.56 schwarze 211: if (cp->pos != TBL_CELL_SPAN)
212: dp = dp->next;
1.47 schwarze 213: }
214: break;
215: }
216:
217: do {
218: /* Print the vertical frame at the start of each row. */
219:
220: tp->tcol = tp->tcols;
221: fc = '\0';
222: if (sp->layout->vert ||
1.53 schwarze 223: (sp->next != NULL && sp->next->layout->vert &&
224: sp->next->pos == TBL_SPAN_DATA) ||
225: (sp->prev != NULL && sp->prev->layout->vert &&
226: (horiz || (IS_HORIZ(sp->layout->first) &&
227: !IS_HORIZ(sp->prev->layout->first)))) ||
1.47 schwarze 228: sp->opts->opts & (TBL_OPT_BOX | TBL_OPT_DBOX))
1.53 schwarze 229: fc = horiz || IS_HORIZ(sp->layout->first) ? '+' : '|';
1.47 schwarze 230: else if (horiz && sp->opts->lvert)
231: fc = '-';
232: if (fc != '\0') {
233: (*tp->advance)(tp, tp->tcols->offset);
234: (*tp->letter)(tp, fc);
235: tp->viscol = tp->tcol->offset + 1;
236: }
1.22 schwarze 237:
1.47 schwarze 238: /* Print the data cells. */
1.21 schwarze 239:
1.47 schwarze 240: more = 0;
241: if (horiz) {
242: tbl_hrule(tp, sp, 0);
243: term_flushln(tp);
244: } else {
245: cp = sp->layout->first;
1.53 schwarze 246: cpn = sp->next == NULL ? NULL :
247: sp->next->layout->first;
248: cpp = sp->prev == NULL ? NULL :
249: sp->prev->layout->first;
1.47 schwarze 250: dp = sp->first;
251: spans = 0;
252: for (ic = 0; ic < sp->opts->cols; ic++) {
253:
1.53 schwarze 254: /*
255: * Figure out whether to print a
256: * vertical line after this cell
257: * and advance to next layout cell.
258: */
1.47 schwarze 259:
260: if (cp != NULL) {
261: vert = cp->vert;
1.53 schwarze 262: switch (cp->pos) {
263: case TBL_CELL_HORIZ:
264: fc = '-';
265: break;
266: case TBL_CELL_DHORIZ:
267: fc = '=';
268: break;
269: default:
270: fc = ' ';
271: break;
272: }
273: } else {
274: vert = 0;
275: fc = ' ';
276: }
277: if (cpp != NULL) {
278: if (vert == 0 &&
279: cp != NULL &&
280: ((IS_HORIZ(cp) &&
281: !IS_HORIZ(cpp)) ||
282: (cp->next != NULL &&
283: cpp->next != NULL &&
284: IS_HORIZ(cp->next) &&
285: !IS_HORIZ(cpp->next))))
286: vert = cpp->vert;
287: cpp = cpp->next;
288: }
289: if (vert == 0 &&
290: sp->opts->opts & TBL_OPT_ALLBOX)
291: vert = 1;
292: if (cpn != NULL) {
293: if (vert == 0)
294: vert = cpn->vert;
295: cpn = cpn->next;
296: }
297: if (cp != NULL)
1.47 schwarze 298: cp = cp->next;
1.51 schwarze 299:
1.53 schwarze 300: /*
301: * Skip later cells in a span,
302: * figure out whether to start a span,
303: * and advance to next data cell.
304: */
1.51 schwarze 305:
306: if (spans) {
307: spans--;
308: continue;
309: }
310: if (dp != NULL) {
311: spans = dp->spans;
1.56 schwarze 312: if (ic || sp->layout->first->pos
313: != TBL_CELL_SPAN)
314: dp = dp->next;
1.51 schwarze 315: }
316:
1.53 schwarze 317: /*
318: * Print one line of text in the cell
319: * and remember whether there is more.
320: */
1.51 schwarze 321:
322: tp->tcol++;
323: if (tp->tcol->col < tp->tcol->lastcol)
324: term_flushln(tp);
325: if (tp->tcol->col < tp->tcol->lastcol)
326: more = 1;
327:
328: /*
329: * Vertical frames between data cells,
330: * but not after the last column.
331: */
332:
1.53 schwarze 333: if (fc == ' ' && ((vert == 0 &&
334: (cp == NULL || !IS_HORIZ(cp))) ||
335: tp->tcol + 1 == tp->tcols + tp->lasttcol))
336: continue;
337:
1.55 schwarze 338: if (tp->viscol < tp->tcol->rmargin) {
1.53 schwarze 339: (*tp->advance)(tp, tp->tcol->rmargin
340: - tp->viscol);
341: tp->viscol = tp->tcol->rmargin;
342: }
1.55 schwarze 343: while (tp->viscol < tp->tcol->rmargin +
344: tp->tbl.cols[ic].spacing / 2) {
1.53 schwarze 345: (*tp->letter)(tp, fc);
346: tp->viscol++;
347: }
348:
1.51 schwarze 349: if (tp->tcol + 1 == tp->tcols + tp->lasttcol)
350: continue;
1.47 schwarze 351:
1.53 schwarze 352: if (fc == ' ' && cp != NULL) {
353: switch (cp->pos) {
354: case TBL_CELL_HORIZ:
355: fc = '-';
356: break;
357: case TBL_CELL_DHORIZ:
358: fc = '=';
359: break;
360: default:
361: break;
362: }
363: }
1.55 schwarze 364: if (tp->tbl.cols[ic].spacing) {
365: (*tp->letter)(tp, fc == ' ' ? '|' :
366: vert ? '+' : fc);
367: tp->viscol++;
368: }
1.53 schwarze 369:
370: if (fc != ' ') {
371: if (cp != NULL &&
372: cp->pos == TBL_CELL_HORIZ)
373: fc = '-';
374: else if (cp != NULL &&
375: cp->pos == TBL_CELL_DHORIZ)
376: fc = '=';
377: else
378: fc = ' ';
1.47 schwarze 379: }
1.55 schwarze 380: if (tp->tbl.cols[ic].spacing > 2 &&
381: (vert > 1 || fc != ' ')) {
1.53 schwarze 382: (*tp->letter)(tp, fc == ' ' ? '|' :
383: vert > 1 ? '+' : fc);
1.47 schwarze 384: tp->viscol++;
1.33 schwarze 385: }
1.47 schwarze 386: }
387: }
1.1 kristaps 388:
1.47 schwarze 389: /* Print the vertical frame at the end of each row. */
1.16 kristaps 390:
1.47 schwarze 391: fc = '\0';
1.53 schwarze 392: if ((sp->layout->last->vert &&
393: sp->layout->last->col + 1 == sp->opts->cols) ||
394: (sp->next != NULL &&
395: sp->next->layout->last->vert &&
396: sp->next->layout->last->col + 1 == sp->opts->cols) ||
397: (sp->prev != NULL &&
398: sp->prev->layout->last->vert &&
399: sp->prev->layout->last->col + 1 == sp->opts->cols &&
400: (horiz || (IS_HORIZ(sp->layout->last) &&
401: !IS_HORIZ(sp->prev->layout->last)))) ||
1.47 schwarze 402: (sp->opts->opts & (TBL_OPT_BOX | TBL_OPT_DBOX)))
1.53 schwarze 403: fc = horiz || IS_HORIZ(sp->layout->last) ? '+' : '|';
1.47 schwarze 404: else if (horiz && sp->opts->rvert)
405: fc = '-';
406: if (fc != '\0') {
1.53 schwarze 407: if (horiz == 0 && (IS_HORIZ(sp->layout->last) == 0 ||
408: sp->layout->last->col + 1 < sp->opts->cols)) {
1.47 schwarze 409: tp->tcol++;
410: (*tp->advance)(tp,
411: tp->tcol->offset > tp->viscol ?
412: tp->tcol->offset - tp->viscol : 1);
413: }
414: (*tp->letter)(tp, fc);
415: }
416: (*tp->endline)(tp);
417: tp->viscol = 0;
418: } while (more);
1.1 kristaps 419:
1.4 kristaps 420: /*
1.53 schwarze 421: * Clean up after this row. If it is the last line
422: * of the table, print the box line and clean up
423: * column data; otherwise, print the allbox line.
1.4 kristaps 424: */
425:
1.47 schwarze 426: term_setcol(tp, 1);
427: tp->flags &= ~TERMP_MULTICOL;
428: tp->tcol->rmargin = tp->maxrmargin;
1.37 schwarze 429: if (sp->next == NULL) {
1.33 schwarze 430: if (sp->opts->opts & (TBL_OPT_DBOX | TBL_OPT_BOX)) {
1.53 schwarze 431: tbl_hrule(tp, sp, 2);
1.24 schwarze 432: tp->skipvsp = 1;
433: }
1.33 schwarze 434: if (sp->opts->opts & TBL_OPT_DBOX) {
1.53 schwarze 435: tbl_hrule(tp, sp, 3);
1.24 schwarze 436: tp->skipvsp = 2;
437: }
1.11 kristaps 438: assert(tp->tbl.cols);
439: free(tp->tbl.cols);
440: tp->tbl.cols = NULL;
1.45 schwarze 441: tp->tcol->offset = offset;
1.50 schwarze 442: } else if (horiz == 0 && sp->opts->opts & TBL_OPT_ALLBOX &&
443: (sp->next == NULL || sp->next->pos == TBL_SPAN_DATA ||
444: sp->next->next != NULL))
1.49 schwarze 445: tbl_hrule(tp, sp, 1);
446:
1.47 schwarze 447: tp->flags &= ~TERMP_NONOSPACE;
1.1 kristaps 448: }
449:
1.21 schwarze 450: /*
1.33 schwarze 451: * Kinds of horizontal rulers:
452: * 0: inside the table (single or double line with crossings)
1.53 schwarze 453: * 1: inside the table (single or double line with crossings and ends)
454: * 2: inner frame (single line with crossings and ends)
455: * 3: outer frame (single line without crossings with ends)
1.21 schwarze 456: */
1.1 kristaps 457: static void
1.33 schwarze 458: tbl_hrule(struct termp *tp, const struct tbl_span *sp, int kind)
1.1 kristaps 459: {
1.53 schwarze 460: const struct tbl_cell *cp, *cpn, *cpp;
1.55 schwarze 461: const struct roffcol *col;
1.33 schwarze 462: int vert;
1.59 ! schwarze 463: char cross, line, stdcross, stdline;
1.33 schwarze 464:
1.59 ! schwarze 465: stdline = (kind < 2 && TBL_SPAN_DHORIZ == sp->pos) ? '=' : '-';
! 466: stdcross = (kind < 3) ? '+' : '-';
1.33 schwarze 467:
1.53 schwarze 468: cp = sp->layout->first;
469: cpp = kind || sp->prev == NULL ? NULL : sp->prev->layout->first;
470: if (cpp == cp)
471: cpp = NULL;
472: cpn = kind > 1 || sp->next == NULL ? NULL : sp->next->layout->first;
473: if (cpn == cp)
474: cpn = NULL;
1.59 ! schwarze 475: if (kind)
! 476: term_word(tp,
! 477: cpn == NULL || cpn->pos != TBL_CELL_DOWN ? "+" : "|");
1.33 schwarze 478: for (;;) {
1.55 schwarze 479: col = tp->tbl.cols + cp->col;
1.59 ! schwarze 480: if (cpn == NULL || cpn->pos != TBL_CELL_DOWN) {
! 481: line = stdline;
! 482: cross = stdcross;
! 483: } else {
! 484: line = ' ';
! 485: cross = (kind < 3) ? '|' : ' ';
! 486: }
1.55 schwarze 487: tbl_char(tp, line, col->width + col->spacing / 2);
1.53 schwarze 488: vert = cp->vert;
489: if ((cp = cp->next) == NULL)
1.33 schwarze 490: break;
1.53 schwarze 491: if (cpp != NULL) {
492: if (vert < cpp->vert)
493: vert = cpp->vert;
494: cpp = cpp->next;
495: }
496: if (cpn != NULL) {
497: if (vert < cpn->vert)
498: vert = cpn->vert;
499: cpn = cpn->next;
1.33 schwarze 500: }
1.59 ! schwarze 501: if (cpn == NULL || cpn->pos != TBL_CELL_DOWN) {
! 502: line = stdline;
! 503: cross = stdcross;
! 504: } else
! 505: line = ' ';
1.49 schwarze 506: if (sp->opts->opts & TBL_OPT_ALLBOX && !vert)
507: vert = 1;
1.55 schwarze 508: if (col->spacing)
509: tbl_char(tp, vert ? cross : line, 1);
510: if (col->spacing > 2)
511: tbl_char(tp, vert > 1 ? cross : line, 1);
512: if (col->spacing > 4)
513: tbl_char(tp, line, (col->spacing - 3) / 2);
1.22 schwarze 514: }
1.33 schwarze 515: if (kind) {
1.59 ! schwarze 516: term_word(tp,
! 517: cpn == NULL || cpn->pos != TBL_CELL_DOWN ? "+" : "|");
1.33 schwarze 518: term_flushln(tp);
1.22 schwarze 519: }
1.1 kristaps 520: }
521:
522: static void
1.25 schwarze 523: tbl_data(struct termp *tp, const struct tbl_opts *opts,
1.53 schwarze 524: const struct tbl_cell *cp, const struct tbl_dat *dp,
525: const struct roffcol *col)
1.1 kristaps 526: {
1.53 schwarze 527: switch (cp->pos) {
528: case TBL_CELL_HORIZ:
529: tbl_char(tp, '-', col->width);
530: return;
531: case TBL_CELL_DHORIZ:
532: tbl_char(tp, '=', col->width);
533: return;
534: default:
535: break;
536: }
1.1 kristaps 537:
1.56 schwarze 538: if (dp == NULL)
1.1 kristaps 539: return;
540:
541: switch (dp->pos) {
1.27 schwarze 542: case TBL_DATA_NONE:
1.10 kristaps 543: return;
1.27 schwarze 544: case TBL_DATA_HORIZ:
545: case TBL_DATA_NHORIZ:
1.11 kristaps 546: tbl_char(tp, '-', col->width);
1.7 kristaps 547: return;
1.27 schwarze 548: case TBL_DATA_NDHORIZ:
549: case TBL_DATA_DHORIZ:
1.11 kristaps 550: tbl_char(tp, '=', col->width);
1.1 kristaps 551: return;
552: default:
553: break;
554: }
1.27 schwarze 555:
1.53 schwarze 556: switch (cp->pos) {
1.27 schwarze 557: case TBL_CELL_LONG:
558: case TBL_CELL_CENTRE:
559: case TBL_CELL_LEFT:
560: case TBL_CELL_RIGHT:
1.11 kristaps 561: tbl_literal(tp, dp, col);
1.1 kristaps 562: break;
1.27 schwarze 563: case TBL_CELL_NUMBER:
1.25 schwarze 564: tbl_number(tp, opts, dp, col);
1.18 kristaps 565: break;
1.27 schwarze 566: case TBL_CELL_DOWN:
1.56 schwarze 567: case TBL_CELL_SPAN:
1.1 kristaps 568: break;
569: default:
570: abort();
571: }
572: }
573:
574: static void
1.12 kristaps 575: tbl_char(struct termp *tp, char c, size_t len)
1.1 kristaps 576: {
1.12 kristaps 577: size_t i, sz;
578: char cp[2];
579:
580: cp[0] = c;
581: cp[1] = '\0';
1.1 kristaps 582:
1.3 kristaps 583: sz = term_strlen(tp, cp);
584:
585: for (i = 0; i < len; i += sz)
1.1 kristaps 586: term_word(tp, cp);
587: }
588:
589: static void
1.27 schwarze 590: tbl_literal(struct termp *tp, const struct tbl_dat *dp,
1.11 kristaps 591: const struct roffcol *col)
1.1 kristaps 592: {
1.36 schwarze 593: size_t len, padl, padr, width;
594: int ic, spans;
1.1 kristaps 595:
1.17 kristaps 596: assert(dp->string);
1.21 schwarze 597: len = term_strlen(tp, dp->string);
1.23 schwarze 598: width = col->width;
1.36 schwarze 599: ic = dp->layout->col;
600: spans = dp->spans;
601: while (spans--)
602: width += tp->tbl.cols[++ic].width + 3;
1.23 schwarze 603:
604: padr = width > len ? width - len : 0;
1.21 schwarze 605: padl = 0;
1.1 kristaps 606:
1.16 kristaps 607: switch (dp->layout->pos) {
1.27 schwarze 608: case TBL_CELL_LONG:
1.21 schwarze 609: padl = term_len(tp, 1);
610: padr = padr > padl ? padr - padl : 0;
1.1 kristaps 611: break;
1.27 schwarze 612: case TBL_CELL_CENTRE:
1.21 schwarze 613: if (2 > padr)
1.19 schwarze 614: break;
1.21 schwarze 615: padl = padr / 2;
1.19 schwarze 616: padr -= padl;
1.1 kristaps 617: break;
1.27 schwarze 618: case TBL_CELL_RIGHT:
1.21 schwarze 619: padl = padr;
620: padr = 0;
1.1 kristaps 621: break;
622: default:
623: break;
624: }
625:
626: tbl_char(tp, ASCII_NBRSP, padl);
1.29 schwarze 627: tbl_word(tp, dp);
1.21 schwarze 628: tbl_char(tp, ASCII_NBRSP, padr);
1.1 kristaps 629: }
630:
631: static void
1.25 schwarze 632: tbl_number(struct termp *tp, const struct tbl_opts *opts,
1.2 kristaps 633: const struct tbl_dat *dp,
1.11 kristaps 634: const struct roffcol *col)
1.1 kristaps 635: {
1.11 kristaps 636: char *cp;
637: char buf[2];
1.58 schwarze 638: size_t sz, ssz, d, padl;
1.11 kristaps 639: int i;
1.1 kristaps 640:
641: /*
642: * See calc_data_number(). Left-pad by taking the offset of our
643: * and the maximum decimal; right-pad by the remaining amount.
644: */
645:
1.17 kristaps 646: assert(dp->string);
1.2 kristaps 647:
1.17 kristaps 648: sz = term_strlen(tp, dp->string);
1.2 kristaps 649:
1.25 schwarze 650: buf[0] = opts->decimal;
1.11 kristaps 651: buf[1] = '\0';
1.2 kristaps 652:
1.35 schwarze 653: if ((cp = strrchr(dp->string, opts->decimal)) != NULL) {
1.17 kristaps 654: for (ssz = 0, i = 0; cp != &dp->string[i]; i++) {
655: buf[0] = dp->string[i];
1.5 kristaps 656: ssz += term_strlen(tp, buf);
657: }
1.58 schwarze 658: d = ssz;
1.5 kristaps 659: } else
1.58 schwarze 660: d = sz;
1.2 kristaps 661:
1.32 schwarze 662: if (col->decimal > d && col->width > sz) {
663: padl = col->decimal - d;
664: if (padl + sz > col->width)
665: padl = col->width - sz;
666: tbl_char(tp, ASCII_NBRSP, padl);
667: } else
668: padl = 0;
1.29 schwarze 669: tbl_word(tp, dp);
1.21 schwarze 670: if (col->width > sz + padl)
671: tbl_char(tp, ASCII_NBRSP, col->width - sz - padl);
1.2 kristaps 672: }
673:
1.29 schwarze 674: static void
675: tbl_word(struct termp *tp, const struct tbl_dat *dp)
676: {
1.38 schwarze 677: int prev_font;
1.29 schwarze 678:
1.38 schwarze 679: prev_font = tp->fonti;
1.29 schwarze 680: if (dp->layout->flags & TBL_CELL_BOLD)
681: term_fontpush(tp, TERMFONT_BOLD);
682: else if (dp->layout->flags & TBL_CELL_ITALIC)
683: term_fontpush(tp, TERMFONT_UNDER);
684:
685: term_word(tp, dp->string);
686:
687: term_fontpopq(tp, prev_font);
688: }
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