Annotation of mandoc/tbl_term.c, Revision 1.54
1.54 ! schwarze 1: /* $Id: tbl_term.c,v 1.53 2017/06/16 20:01:06 schwarze Exp $ */
1.1 kristaps 2: /*
1.20 kristaps 3: * Copyright (c) 2009, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.44 schwarze 4: * Copyright (c) 2011,2012,2014,2015,2017 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: {
1.52 schwarze 54: return term_hen((const struct termp *)arg, su);
1.46 schwarze 55: }
56:
57: static size_t
1.11 kristaps 58: term_tbl_strlen(const char *p, void *arg)
59: {
1.42 schwarze 60: return term_strlen((const struct termp *)arg, p);
1.11 kristaps 61: }
62:
63: static size_t
64: term_tbl_len(size_t sz, void *arg)
65: {
1.42 schwarze 66: return term_len((const struct termp *)arg, sz);
1.11 kristaps 67: }
1.1 kristaps 68:
69: void
70: term_tbl(struct termp *tp, const struct tbl_span *sp)
71: {
1.53 schwarze 72: const struct tbl_cell *cp, *cpn, *cpp;
1.11 kristaps 73: const struct tbl_dat *dp;
1.34 schwarze 74: static size_t offset;
1.47 schwarze 75: size_t coloff, tsz;
76: int ic, horiz, spans, vert, more;
77: char fc;
1.39 schwarze 78:
1.4 kristaps 79: /* Inhibit printing of spaces: we do padding ourselves. */
80:
1.47 schwarze 81: tp->flags |= TERMP_NOSPACE | TERMP_NONOSPACE;
1.4 kristaps 82:
83: /*
1.11 kristaps 84: * The first time we're invoked for a given table block,
85: * calculate the table widths and decimal positions.
1.4 kristaps 86: */
87:
1.37 schwarze 88: if (tp->tbl.cols == NULL) {
1.11 kristaps 89: tp->tbl.len = term_tbl_len;
90: tp->tbl.slen = term_tbl_strlen;
1.46 schwarze 91: tp->tbl.sulen = term_tbl_sulen;
1.11 kristaps 92: tp->tbl.arg = tp;
1.4 kristaps 93:
1.48 schwarze 94: tblcalc(&tp->tbl, sp, tp->tcol->offset, tp->tcol->rmargin);
1.54 ! schwarze 95:
! 96: /* Tables leak .ta settings to subsequent text. */
! 97:
! 98: term_tab_set(tp, NULL);
! 99: coloff = sp->opts->opts & (TBL_OPT_BOX | TBL_OPT_DBOX) ||
! 100: sp->opts->lvert;
! 101: for (ic = 0; ic < sp->opts->cols; ic++) {
! 102: coloff += tp->tbl.cols[ic].width;
! 103: term_tab_iset(coloff);
! 104: coloff += 3;
! 105: }
1.1 kristaps 106:
1.34 schwarze 107: /* Center the table as a whole. */
108:
1.45 schwarze 109: offset = tp->tcol->offset;
1.34 schwarze 110: if (sp->opts->opts & TBL_OPT_CENTRE) {
111: tsz = sp->opts->opts & (TBL_OPT_BOX | TBL_OPT_DBOX)
112: ? 2 : !!sp->opts->lvert + !!sp->opts->rvert;
1.36 schwarze 113: for (ic = 0; ic < sp->opts->cols; ic++)
114: tsz += tp->tbl.cols[ic].width + 3;
1.34 schwarze 115: tsz -= 3;
1.45 schwarze 116: if (offset + tsz > tp->tcol->rmargin)
1.34 schwarze 117: tsz -= 1;
1.45 schwarze 118: tp->tcol->offset = offset + tp->tcol->rmargin > tsz ?
119: (offset + tp->tcol->rmargin - tsz) / 2 : 0;
1.34 schwarze 120: }
121:
1.33 schwarze 122: /* Horizontal frame at the start of boxed tables. */
1.4 kristaps 123:
1.33 schwarze 124: if (sp->opts->opts & TBL_OPT_DBOX)
1.53 schwarze 125: tbl_hrule(tp, sp, 3);
126: if (sp->opts->opts & (TBL_OPT_DBOX | TBL_OPT_BOX))
1.33 schwarze 127: tbl_hrule(tp, sp, 2);
1.21 schwarze 128: }
1.1 kristaps 129:
1.47 schwarze 130: /* Set up the columns. */
1.1 kristaps 131:
1.47 schwarze 132: tp->flags |= TERMP_MULTICOL;
133: horiz = 0;
134: switch (sp->pos) {
135: case TBL_SPAN_HORIZ:
136: case TBL_SPAN_DHORIZ:
137: horiz = 1;
138: term_setcol(tp, 1);
139: break;
140: case TBL_SPAN_DATA:
141: term_setcol(tp, sp->opts->cols + 2);
142: coloff = tp->tcol->offset;
143:
144: /* Set up a column for a left vertical frame. */
145:
146: if (sp->opts->opts & (TBL_OPT_BOX | TBL_OPT_DBOX) ||
147: sp->opts->lvert)
148: coloff++;
149: tp->tcol->rmargin = coloff;
1.33 schwarze 150:
1.47 schwarze 151: /* Set up the data columns. */
1.1 kristaps 152:
1.47 schwarze 153: dp = sp->first;
154: spans = 0;
155: for (ic = 0; ic < sp->opts->cols; ic++) {
156: if (spans == 0) {
157: tp->tcol++;
158: tp->tcol->offset = coloff;
159: }
160: coloff += tp->tbl.cols[ic].width;
161: tp->tcol->rmargin = coloff;
162: coloff++;
163: if (ic + 1 < sp->opts->cols)
164: coloff += 2;
165: if (spans) {
166: spans--;
167: continue;
168: }
169: if (dp == NULL)
170: continue;
171: spans = dp->spans;
172: dp = dp->next;
173: }
174:
175: /* Set up a column for a right vertical frame. */
176:
177: tp->tcol++;
178: tp->tcol->offset = coloff;
1.53 schwarze 179: tp->tcol->rmargin = tp->maxrmargin;
1.47 schwarze 180:
181: /* Spans may have reduced the number of columns. */
182:
183: tp->lasttcol = tp->tcol - tp->tcols;
184:
185: /* Fill the buffers for all data columns. */
1.4 kristaps 186:
1.47 schwarze 187: tp->tcol = tp->tcols;
1.53 schwarze 188: cp = cpn = sp->layout->first;
1.4 kristaps 189: dp = sp->first;
1.16 kristaps 190: spans = 0;
1.36 schwarze 191: for (ic = 0; ic < sp->opts->cols; ic++) {
1.53 schwarze 192: if (cpn != NULL) {
193: cp = cpn;
194: cpn = cpn->next;
195: }
1.47 schwarze 196: if (spans) {
197: spans--;
198: continue;
199: }
200: tp->tcol++;
201: tp->col = 0;
1.53 schwarze 202: tbl_data(tp, sp->opts, cp, dp, tp->tbl.cols + ic);
1.47 schwarze 203: if (dp == NULL)
204: continue;
205: spans = dp->spans;
206: dp = dp->next;
207: }
208: break;
209: }
210:
211: do {
212: /* Print the vertical frame at the start of each row. */
213:
214: tp->tcol = tp->tcols;
215: fc = '\0';
216: if (sp->layout->vert ||
1.53 schwarze 217: (sp->next != NULL && sp->next->layout->vert &&
218: sp->next->pos == TBL_SPAN_DATA) ||
219: (sp->prev != NULL && sp->prev->layout->vert &&
220: (horiz || (IS_HORIZ(sp->layout->first) &&
221: !IS_HORIZ(sp->prev->layout->first)))) ||
1.47 schwarze 222: sp->opts->opts & (TBL_OPT_BOX | TBL_OPT_DBOX))
1.53 schwarze 223: fc = horiz || IS_HORIZ(sp->layout->first) ? '+' : '|';
1.47 schwarze 224: else if (horiz && sp->opts->lvert)
225: fc = '-';
226: if (fc != '\0') {
227: (*tp->advance)(tp, tp->tcols->offset);
228: (*tp->letter)(tp, fc);
229: tp->viscol = tp->tcol->offset + 1;
230: }
1.22 schwarze 231:
1.47 schwarze 232: /* Print the data cells. */
1.21 schwarze 233:
1.47 schwarze 234: more = 0;
235: if (horiz) {
236: tbl_hrule(tp, sp, 0);
237: term_flushln(tp);
238: } else {
239: cp = sp->layout->first;
1.53 schwarze 240: cpn = sp->next == NULL ? NULL :
241: sp->next->layout->first;
242: cpp = sp->prev == NULL ? NULL :
243: sp->prev->layout->first;
1.47 schwarze 244: dp = sp->first;
245: spans = 0;
246: for (ic = 0; ic < sp->opts->cols; ic++) {
247:
1.53 schwarze 248: /*
249: * Figure out whether to print a
250: * vertical line after this cell
251: * and advance to next layout cell.
252: */
1.47 schwarze 253:
254: if (cp != NULL) {
255: vert = cp->vert;
1.53 schwarze 256: switch (cp->pos) {
257: case TBL_CELL_HORIZ:
258: fc = '-';
259: break;
260: case TBL_CELL_DHORIZ:
261: fc = '=';
262: break;
263: default:
264: fc = ' ';
265: break;
266: }
267: } else {
268: vert = 0;
269: fc = ' ';
270: }
271: if (cpp != NULL) {
272: if (vert == 0 &&
273: cp != NULL &&
274: ((IS_HORIZ(cp) &&
275: !IS_HORIZ(cpp)) ||
276: (cp->next != NULL &&
277: cpp->next != NULL &&
278: IS_HORIZ(cp->next) &&
279: !IS_HORIZ(cpp->next))))
280: vert = cpp->vert;
281: cpp = cpp->next;
282: }
283: if (vert == 0 &&
284: sp->opts->opts & TBL_OPT_ALLBOX)
285: vert = 1;
286: if (cpn != NULL) {
287: if (vert == 0)
288: vert = cpn->vert;
289: cpn = cpn->next;
290: }
291: if (cp != NULL)
1.47 schwarze 292: cp = cp->next;
1.51 schwarze 293:
1.53 schwarze 294: /*
295: * Skip later cells in a span,
296: * figure out whether to start a span,
297: * and advance to next data cell.
298: */
1.51 schwarze 299:
300: if (spans) {
301: spans--;
302: continue;
303: }
304: if (dp != NULL) {
305: spans = dp->spans;
306: dp = dp->next;
307: }
308:
1.53 schwarze 309: /*
310: * Print one line of text in the cell
311: * and remember whether there is more.
312: */
1.51 schwarze 313:
314: tp->tcol++;
315: if (tp->tcol->col < tp->tcol->lastcol)
316: term_flushln(tp);
317: if (tp->tcol->col < tp->tcol->lastcol)
318: more = 1;
319:
320: /*
321: * Vertical frames between data cells,
322: * but not after the last column.
323: */
324:
1.53 schwarze 325: if (fc == ' ' && ((vert == 0 &&
326: (cp == NULL || !IS_HORIZ(cp))) ||
327: tp->tcol + 1 == tp->tcols + tp->lasttcol))
328: continue;
329:
330: if (tp->tcol->rmargin > tp->viscol) {
331: (*tp->advance)(tp, tp->tcol->rmargin
332: - tp->viscol);
333: tp->viscol = tp->tcol->rmargin;
334: }
335:
336: if (tp->tcol->rmargin + 1 > tp->viscol) {
337: (*tp->letter)(tp, fc);
338: tp->viscol++;
339: }
340:
1.51 schwarze 341: if (tp->tcol + 1 == tp->tcols + tp->lasttcol)
342: continue;
1.47 schwarze 343:
1.53 schwarze 344: if (fc == ' ' && cp != NULL) {
345: switch (cp->pos) {
346: case TBL_CELL_HORIZ:
347: fc = '-';
348: break;
349: case TBL_CELL_DHORIZ:
350: fc = '=';
351: break;
352: default:
353: break;
354: }
355: }
356:
357: (*tp->letter)(tp,
358: fc == ' ' ? '|' : vert ? '+' : fc);
359: tp->viscol++;
360:
361: if (fc != ' ') {
362: if (cp != NULL &&
363: cp->pos == TBL_CELL_HORIZ)
364: fc = '-';
365: else if (cp != NULL &&
366: cp->pos == TBL_CELL_DHORIZ)
367: fc = '=';
368: else
369: fc = ' ';
1.47 schwarze 370: }
1.53 schwarze 371: if (vert > 1 || fc != ' ') {
372: (*tp->letter)(tp, fc == ' ' ? '|' :
373: vert > 1 ? '+' : fc);
1.47 schwarze 374: tp->viscol++;
1.33 schwarze 375: }
1.47 schwarze 376: }
377: }
1.1 kristaps 378:
1.47 schwarze 379: /* Print the vertical frame at the end of each row. */
1.16 kristaps 380:
1.47 schwarze 381: fc = '\0';
1.53 schwarze 382: if ((sp->layout->last->vert &&
383: sp->layout->last->col + 1 == sp->opts->cols) ||
384: (sp->next != NULL &&
385: sp->next->layout->last->vert &&
386: sp->next->layout->last->col + 1 == sp->opts->cols) ||
387: (sp->prev != NULL &&
388: sp->prev->layout->last->vert &&
389: sp->prev->layout->last->col + 1 == sp->opts->cols &&
390: (horiz || (IS_HORIZ(sp->layout->last) &&
391: !IS_HORIZ(sp->prev->layout->last)))) ||
1.47 schwarze 392: (sp->opts->opts & (TBL_OPT_BOX | TBL_OPT_DBOX)))
1.53 schwarze 393: fc = horiz || IS_HORIZ(sp->layout->last) ? '+' : '|';
1.47 schwarze 394: else if (horiz && sp->opts->rvert)
395: fc = '-';
396: if (fc != '\0') {
1.53 schwarze 397: if (horiz == 0 && (IS_HORIZ(sp->layout->last) == 0 ||
398: sp->layout->last->col + 1 < sp->opts->cols)) {
1.47 schwarze 399: tp->tcol++;
400: (*tp->advance)(tp,
401: tp->tcol->offset > tp->viscol ?
402: tp->tcol->offset - tp->viscol : 1);
403: }
404: (*tp->letter)(tp, fc);
405: }
406: (*tp->endline)(tp);
407: tp->viscol = 0;
408: } while (more);
1.1 kristaps 409:
1.4 kristaps 410: /*
1.53 schwarze 411: * Clean up after this row. If it is the last line
412: * of the table, print the box line and clean up
413: * column data; otherwise, print the allbox line.
1.4 kristaps 414: */
415:
1.47 schwarze 416: term_setcol(tp, 1);
417: tp->flags &= ~TERMP_MULTICOL;
418: tp->tcol->rmargin = tp->maxrmargin;
1.37 schwarze 419: if (sp->next == NULL) {
1.33 schwarze 420: if (sp->opts->opts & (TBL_OPT_DBOX | TBL_OPT_BOX)) {
1.53 schwarze 421: tbl_hrule(tp, sp, 2);
1.24 schwarze 422: tp->skipvsp = 1;
423: }
1.33 schwarze 424: if (sp->opts->opts & TBL_OPT_DBOX) {
1.53 schwarze 425: tbl_hrule(tp, sp, 3);
1.24 schwarze 426: tp->skipvsp = 2;
427: }
1.11 kristaps 428: assert(tp->tbl.cols);
429: free(tp->tbl.cols);
430: tp->tbl.cols = NULL;
1.45 schwarze 431: tp->tcol->offset = offset;
1.50 schwarze 432: } else if (horiz == 0 && sp->opts->opts & TBL_OPT_ALLBOX &&
433: (sp->next == NULL || sp->next->pos == TBL_SPAN_DATA ||
434: sp->next->next != NULL))
1.49 schwarze 435: tbl_hrule(tp, sp, 1);
436:
1.47 schwarze 437: tp->flags &= ~TERMP_NONOSPACE;
1.1 kristaps 438: }
439:
1.21 schwarze 440: /*
1.33 schwarze 441: * Kinds of horizontal rulers:
442: * 0: inside the table (single or double line with crossings)
1.53 schwarze 443: * 1: inside the table (single or double line with crossings and ends)
444: * 2: inner frame (single line with crossings and ends)
445: * 3: outer frame (single line without crossings with ends)
1.21 schwarze 446: */
1.1 kristaps 447: static void
1.33 schwarze 448: tbl_hrule(struct termp *tp, const struct tbl_span *sp, int kind)
1.1 kristaps 449: {
1.53 schwarze 450: const struct tbl_cell *cp, *cpn, *cpp;
1.33 schwarze 451: int vert;
452: char line, cross;
453:
1.53 schwarze 454: line = (kind < 2 && TBL_SPAN_DHORIZ == sp->pos) ? '=' : '-';
455: cross = (kind < 3) ? '+' : '-';
1.33 schwarze 456:
457: if (kind)
458: term_word(tp, "+");
1.53 schwarze 459: cp = sp->layout->first;
460: cpp = kind || sp->prev == NULL ? NULL : sp->prev->layout->first;
461: if (cpp == cp)
462: cpp = NULL;
463: cpn = kind > 1 || sp->next == NULL ? NULL : sp->next->layout->first;
464: if (cpn == cp)
465: cpn = NULL;
1.33 schwarze 466: for (;;) {
1.53 schwarze 467: tbl_char(tp, line, tp->tbl.cols[cp->col].width + 1);
468: vert = cp->vert;
469: if ((cp = cp->next) == NULL)
1.33 schwarze 470: break;
1.53 schwarze 471: if (cpp != NULL) {
472: if (vert < cpp->vert)
473: vert = cpp->vert;
474: cpp = cpp->next;
475: }
476: if (cpn != NULL) {
477: if (vert < cpn->vert)
478: vert = cpn->vert;
479: cpn = cpn->next;
1.33 schwarze 480: }
1.49 schwarze 481: if (sp->opts->opts & TBL_OPT_ALLBOX && !vert)
482: vert = 1;
1.33 schwarze 483: if (vert)
484: tbl_char(tp, cross, vert);
485: if (vert < 2)
486: tbl_char(tp, line, 2 - vert);
1.22 schwarze 487: }
1.33 schwarze 488: if (kind) {
489: term_word(tp, "+");
490: term_flushln(tp);
1.22 schwarze 491: }
1.1 kristaps 492: }
493:
494: static void
1.25 schwarze 495: tbl_data(struct termp *tp, const struct tbl_opts *opts,
1.53 schwarze 496: const struct tbl_cell *cp, const struct tbl_dat *dp,
497: const struct roffcol *col)
1.1 kristaps 498: {
1.53 schwarze 499: switch (cp->pos) {
500: case TBL_CELL_HORIZ:
501: tbl_char(tp, '-', col->width);
502: return;
503: case TBL_CELL_DHORIZ:
504: tbl_char(tp, '=', col->width);
505: return;
506: default:
507: break;
508: }
1.1 kristaps 509:
1.35 schwarze 510: if (dp == NULL) {
1.11 kristaps 511: tbl_char(tp, ASCII_NBRSP, col->width);
1.1 kristaps 512: return;
513: }
514:
515: switch (dp->pos) {
1.27 schwarze 516: case TBL_DATA_NONE:
1.11 kristaps 517: tbl_char(tp, ASCII_NBRSP, col->width);
1.10 kristaps 518: return;
1.27 schwarze 519: case TBL_DATA_HORIZ:
520: case TBL_DATA_NHORIZ:
1.11 kristaps 521: tbl_char(tp, '-', col->width);
1.7 kristaps 522: return;
1.27 schwarze 523: case TBL_DATA_NDHORIZ:
524: case TBL_DATA_DHORIZ:
1.11 kristaps 525: tbl_char(tp, '=', col->width);
1.1 kristaps 526: return;
527: default:
528: break;
529: }
1.27 schwarze 530:
1.53 schwarze 531: switch (cp->pos) {
1.27 schwarze 532: case TBL_CELL_LONG:
533: case TBL_CELL_CENTRE:
534: case TBL_CELL_LEFT:
535: case TBL_CELL_RIGHT:
1.11 kristaps 536: tbl_literal(tp, dp, col);
1.1 kristaps 537: break;
1.27 schwarze 538: case TBL_CELL_NUMBER:
1.25 schwarze 539: tbl_number(tp, opts, dp, col);
1.18 kristaps 540: break;
1.27 schwarze 541: case TBL_CELL_DOWN:
1.18 kristaps 542: tbl_char(tp, ASCII_NBRSP, col->width);
1.1 kristaps 543: break;
544: default:
545: abort();
546: }
547: }
548:
549: static void
1.12 kristaps 550: tbl_char(struct termp *tp, char c, size_t len)
1.1 kristaps 551: {
1.12 kristaps 552: size_t i, sz;
553: char cp[2];
554:
555: cp[0] = c;
556: cp[1] = '\0';
1.1 kristaps 557:
1.3 kristaps 558: sz = term_strlen(tp, cp);
559:
560: for (i = 0; i < len; i += sz)
1.1 kristaps 561: term_word(tp, cp);
562: }
563:
564: static void
1.27 schwarze 565: tbl_literal(struct termp *tp, const struct tbl_dat *dp,
1.11 kristaps 566: const struct roffcol *col)
1.1 kristaps 567: {
1.36 schwarze 568: size_t len, padl, padr, width;
569: int ic, spans;
1.1 kristaps 570:
1.17 kristaps 571: assert(dp->string);
1.21 schwarze 572: len = term_strlen(tp, dp->string);
1.23 schwarze 573: width = col->width;
1.36 schwarze 574: ic = dp->layout->col;
575: spans = dp->spans;
576: while (spans--)
577: width += tp->tbl.cols[++ic].width + 3;
1.23 schwarze 578:
579: padr = width > len ? width - len : 0;
1.21 schwarze 580: padl = 0;
1.1 kristaps 581:
1.16 kristaps 582: switch (dp->layout->pos) {
1.27 schwarze 583: case TBL_CELL_LONG:
1.21 schwarze 584: padl = term_len(tp, 1);
585: padr = padr > padl ? padr - padl : 0;
1.1 kristaps 586: break;
1.27 schwarze 587: case TBL_CELL_CENTRE:
1.21 schwarze 588: if (2 > padr)
1.19 schwarze 589: break;
1.21 schwarze 590: padl = padr / 2;
1.19 schwarze 591: padr -= padl;
1.1 kristaps 592: break;
1.27 schwarze 593: case TBL_CELL_RIGHT:
1.21 schwarze 594: padl = padr;
595: padr = 0;
1.1 kristaps 596: break;
597: default:
598: break;
599: }
600:
601: tbl_char(tp, ASCII_NBRSP, padl);
1.29 schwarze 602: tbl_word(tp, dp);
1.21 schwarze 603: tbl_char(tp, ASCII_NBRSP, padr);
1.1 kristaps 604: }
605:
606: static void
1.25 schwarze 607: tbl_number(struct termp *tp, const struct tbl_opts *opts,
1.2 kristaps 608: const struct tbl_dat *dp,
1.11 kristaps 609: const struct roffcol *col)
1.1 kristaps 610: {
1.11 kristaps 611: char *cp;
612: char buf[2];
613: size_t sz, psz, ssz, d, padl;
614: int i;
1.1 kristaps 615:
616: /*
617: * See calc_data_number(). Left-pad by taking the offset of our
618: * and the maximum decimal; right-pad by the remaining amount.
619: */
620:
1.17 kristaps 621: assert(dp->string);
1.2 kristaps 622:
1.17 kristaps 623: sz = term_strlen(tp, dp->string);
1.2 kristaps 624:
1.25 schwarze 625: buf[0] = opts->decimal;
1.11 kristaps 626: buf[1] = '\0';
1.2 kristaps 627:
1.11 kristaps 628: psz = term_strlen(tp, buf);
1.10 kristaps 629:
1.35 schwarze 630: if ((cp = strrchr(dp->string, opts->decimal)) != NULL) {
1.17 kristaps 631: for (ssz = 0, i = 0; cp != &dp->string[i]; i++) {
632: buf[0] = dp->string[i];
1.5 kristaps 633: ssz += term_strlen(tp, buf);
634: }
635: d = ssz + psz;
636: } else
637: d = sz + psz;
1.2 kristaps 638:
1.32 schwarze 639: if (col->decimal > d && col->width > sz) {
640: padl = col->decimal - d;
641: if (padl + sz > col->width)
642: padl = col->width - sz;
643: tbl_char(tp, ASCII_NBRSP, padl);
644: } else
645: padl = 0;
1.29 schwarze 646: tbl_word(tp, dp);
1.21 schwarze 647: if (col->width > sz + padl)
648: tbl_char(tp, ASCII_NBRSP, col->width - sz - padl);
1.2 kristaps 649: }
650:
1.29 schwarze 651: static void
652: tbl_word(struct termp *tp, const struct tbl_dat *dp)
653: {
1.38 schwarze 654: int prev_font;
1.29 schwarze 655:
1.38 schwarze 656: prev_font = tp->fonti;
1.29 schwarze 657: if (dp->layout->flags & TBL_CELL_BOLD)
658: term_fontpush(tp, TERMFONT_BOLD);
659: else if (dp->layout->flags & TBL_CELL_ITALIC)
660: term_fontpush(tp, TERMFONT_UNDER);
661:
662: term_word(tp, dp->string);
663:
664: term_fontpopq(tp, prev_font);
665: }
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