1241675Suqs/* $Id: term_ps.c,v 1.54 2011/10/16 12:20:34 schwarze Exp $ */ 2241675Suqs/* 3241675Suqs * Copyright (c) 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> 4241675Suqs * 5241675Suqs * Permission to use, copy, modify, and distribute this software for any 6241675Suqs * purpose with or without fee is hereby granted, provided that the above 7241675Suqs * copyright notice and this permission notice appear in all copies. 8241675Suqs * 9241675Suqs * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10241675Suqs * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11241675Suqs * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12241675Suqs * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13241675Suqs * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14241675Suqs * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15241675Suqs * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16241675Suqs */ 17241675Suqs#ifdef HAVE_CONFIG_H 18241675Suqs#include "config.h" 19241675Suqs#endif 20241675Suqs 21241675Suqs#include <sys/types.h> 22241675Suqs 23241675Suqs#include <assert.h> 24241675Suqs#include <stdarg.h> 25241675Suqs#include <stdint.h> 26241675Suqs#include <stdio.h> 27241675Suqs#include <stdlib.h> 28241675Suqs#include <string.h> 29241675Suqs#include <time.h> 30241675Suqs#include <unistd.h> 31241675Suqs 32241675Suqs#include "mandoc.h" 33241675Suqs#include "out.h" 34241675Suqs#include "main.h" 35241675Suqs#include "term.h" 36241675Suqs 37241675Suqs/* These work the buffer used by the header and footer. */ 38241675Suqs#define PS_BUFSLOP 128 39241675Suqs 40241675Suqs/* Convert PostScript point "x" to an AFM unit. */ 41241675Suqs#define PNT2AFM(p, x) /* LINTED */ \ 42241675Suqs (size_t)((double)(x) * (1000.0 / (double)(p)->ps->scale)) 43241675Suqs 44241675Suqs/* Convert an AFM unit "x" to a PostScript points */ 45241675Suqs#define AFM2PNT(p, x) /* LINTED */ \ 46241675Suqs ((double)(x) / (1000.0 / (double)(p)->ps->scale)) 47241675Suqs 48241675Suqsstruct glyph { 49241675Suqs unsigned short wx; /* WX in AFM */ 50241675Suqs}; 51241675Suqs 52241675Suqsstruct font { 53241675Suqs const char *name; /* FontName in AFM */ 54241675Suqs#define MAXCHAR 95 /* total characters we can handle */ 55241675Suqs struct glyph gly[MAXCHAR]; /* glyph metrics */ 56241675Suqs}; 57241675Suqs 58241675Suqsstruct termp_ps { 59241675Suqs int flags; 60241675Suqs#define PS_INLINE (1 << 0) /* we're in a word */ 61241675Suqs#define PS_MARGINS (1 << 1) /* we're in the margins */ 62241675Suqs#define PS_NEWPAGE (1 << 2) /* new page, no words yet */ 63241675Suqs size_t pscol; /* visible column (AFM units) */ 64241675Suqs size_t psrow; /* visible row (AFM units) */ 65241675Suqs char *psmarg; /* margin buf */ 66241675Suqs size_t psmargsz; /* margin buf size */ 67241675Suqs size_t psmargcur; /* cur index in margin buf */ 68241675Suqs char last; /* character buffer */ 69241675Suqs enum termfont lastf; /* last set font */ 70241675Suqs size_t scale; /* font scaling factor */ 71241675Suqs size_t pages; /* number of pages shown */ 72241675Suqs size_t lineheight; /* line height (AFM units) */ 73241675Suqs size_t top; /* body top (AFM units) */ 74241675Suqs size_t bottom; /* body bottom (AFM units) */ 75241675Suqs size_t height; /* page height (AFM units */ 76241675Suqs size_t width; /* page width (AFM units) */ 77241675Suqs size_t left; /* body left (AFM units) */ 78241675Suqs size_t header; /* header pos (AFM units) */ 79241675Suqs size_t footer; /* footer pos (AFM units) */ 80241675Suqs size_t pdfbytes; /* current output byte */ 81241675Suqs size_t pdflastpg; /* byte of last page mark */ 82241675Suqs size_t pdfbody; /* start of body object */ 83241675Suqs size_t *pdfobjs; /* table of object offsets */ 84241675Suqs size_t pdfobjsz; /* size of pdfobjs */ 85241675Suqs}; 86241675Suqs 87241675Suqsstatic double ps_hspan(const struct termp *, 88241675Suqs const struct roffsu *); 89241675Suqsstatic size_t ps_width(const struct termp *, int); 90241675Suqsstatic void ps_advance(struct termp *, size_t); 91241675Suqsstatic void ps_begin(struct termp *); 92241675Suqsstatic void ps_closepage(struct termp *); 93241675Suqsstatic void ps_end(struct termp *); 94241675Suqsstatic void ps_endline(struct termp *); 95241675Suqsstatic void ps_fclose(struct termp *); 96241675Suqsstatic void ps_growbuf(struct termp *, size_t); 97241675Suqsstatic void ps_letter(struct termp *, int); 98241675Suqsstatic void ps_pclose(struct termp *); 99241675Suqsstatic void ps_pletter(struct termp *, int); 100241675Suqsstatic void ps_printf(struct termp *, const char *, ...); 101241675Suqsstatic void ps_putchar(struct termp *, char); 102241675Suqsstatic void ps_setfont(struct termp *, enum termfont); 103241675Suqsstatic struct termp *pspdf_alloc(char *); 104241675Suqsstatic void pdf_obj(struct termp *, size_t); 105241675Suqs 106241675Suqs/* 107241675Suqs * We define, for the time being, three fonts: bold, oblique/italic, and 108241675Suqs * normal (roman). The following table hard-codes the font metrics for 109241675Suqs * ASCII, i.e., 32--127. 110241675Suqs */ 111241675Suqs 112241675Suqsstatic const struct font fonts[TERMFONT__MAX] = { 113241675Suqs { "Times-Roman", { 114241675Suqs { 250 }, 115241675Suqs { 333 }, 116241675Suqs { 408 }, 117241675Suqs { 500 }, 118241675Suqs { 500 }, 119241675Suqs { 833 }, 120241675Suqs { 778 }, 121241675Suqs { 333 }, 122241675Suqs { 333 }, 123241675Suqs { 333 }, 124241675Suqs { 500 }, 125241675Suqs { 564 }, 126241675Suqs { 250 }, 127241675Suqs { 333 }, 128241675Suqs { 250 }, 129241675Suqs { 278 }, 130241675Suqs { 500 }, 131241675Suqs { 500 }, 132241675Suqs { 500 }, 133241675Suqs { 500 }, 134241675Suqs { 500 }, 135241675Suqs { 500 }, 136241675Suqs { 500 }, 137241675Suqs { 500 }, 138241675Suqs { 500 }, 139241675Suqs { 500 }, 140241675Suqs { 278 }, 141241675Suqs { 278 }, 142241675Suqs { 564 }, 143241675Suqs { 564 }, 144241675Suqs { 564 }, 145241675Suqs { 444 }, 146241675Suqs { 921 }, 147241675Suqs { 722 }, 148241675Suqs { 667 }, 149241675Suqs { 667 }, 150241675Suqs { 722 }, 151241675Suqs { 611 }, 152241675Suqs { 556 }, 153241675Suqs { 722 }, 154241675Suqs { 722 }, 155241675Suqs { 333 }, 156241675Suqs { 389 }, 157241675Suqs { 722 }, 158241675Suqs { 611 }, 159241675Suqs { 889 }, 160241675Suqs { 722 }, 161241675Suqs { 722 }, 162241675Suqs { 556 }, 163241675Suqs { 722 }, 164241675Suqs { 667 }, 165241675Suqs { 556 }, 166241675Suqs { 611 }, 167241675Suqs { 722 }, 168241675Suqs { 722 }, 169241675Suqs { 944 }, 170241675Suqs { 722 }, 171241675Suqs { 722 }, 172241675Suqs { 611 }, 173241675Suqs { 333 }, 174241675Suqs { 278 }, 175241675Suqs { 333 }, 176241675Suqs { 469 }, 177241675Suqs { 500 }, 178241675Suqs { 333 }, 179241675Suqs { 444 }, 180241675Suqs { 500 }, 181241675Suqs { 444 }, 182241675Suqs { 500}, 183241675Suqs { 444}, 184241675Suqs { 333}, 185241675Suqs { 500}, 186241675Suqs { 500}, 187241675Suqs { 278}, 188241675Suqs { 278}, 189241675Suqs { 500}, 190241675Suqs { 278}, 191241675Suqs { 778}, 192241675Suqs { 500}, 193241675Suqs { 500}, 194241675Suqs { 500}, 195241675Suqs { 500}, 196241675Suqs { 333}, 197241675Suqs { 389}, 198241675Suqs { 278}, 199241675Suqs { 500}, 200241675Suqs { 500}, 201241675Suqs { 722}, 202241675Suqs { 500}, 203241675Suqs { 500}, 204241675Suqs { 444}, 205241675Suqs { 480}, 206241675Suqs { 200}, 207241675Suqs { 480}, 208241675Suqs { 541}, 209241675Suqs } }, 210241675Suqs { "Times-Bold", { 211241675Suqs { 250 }, 212241675Suqs { 333 }, 213241675Suqs { 555 }, 214241675Suqs { 500 }, 215241675Suqs { 500 }, 216241675Suqs { 1000 }, 217241675Suqs { 833 }, 218241675Suqs { 333 }, 219241675Suqs { 333 }, 220241675Suqs { 333 }, 221241675Suqs { 500 }, 222241675Suqs { 570 }, 223241675Suqs { 250 }, 224241675Suqs { 333 }, 225241675Suqs { 250 }, 226241675Suqs { 278 }, 227241675Suqs { 500 }, 228241675Suqs { 500 }, 229241675Suqs { 500 }, 230241675Suqs { 500 }, 231241675Suqs { 500 }, 232241675Suqs { 500 }, 233241675Suqs { 500 }, 234241675Suqs { 500 }, 235241675Suqs { 500 }, 236241675Suqs { 500 }, 237241675Suqs { 333 }, 238241675Suqs { 333 }, 239241675Suqs { 570 }, 240241675Suqs { 570 }, 241241675Suqs { 570 }, 242241675Suqs { 500 }, 243241675Suqs { 930 }, 244241675Suqs { 722 }, 245241675Suqs { 667 }, 246241675Suqs { 722 }, 247241675Suqs { 722 }, 248241675Suqs { 667 }, 249241675Suqs { 611 }, 250241675Suqs { 778 }, 251241675Suqs { 778 }, 252241675Suqs { 389 }, 253241675Suqs { 500 }, 254241675Suqs { 778 }, 255241675Suqs { 667 }, 256241675Suqs { 944 }, 257241675Suqs { 722 }, 258241675Suqs { 778 }, 259241675Suqs { 611 }, 260241675Suqs { 778 }, 261241675Suqs { 722 }, 262241675Suqs { 556 }, 263241675Suqs { 667 }, 264241675Suqs { 722 }, 265241675Suqs { 722 }, 266241675Suqs { 1000 }, 267241675Suqs { 722 }, 268241675Suqs { 722 }, 269241675Suqs { 667 }, 270241675Suqs { 333 }, 271241675Suqs { 278 }, 272241675Suqs { 333 }, 273241675Suqs { 581 }, 274241675Suqs { 500 }, 275241675Suqs { 333 }, 276241675Suqs { 500 }, 277241675Suqs { 556 }, 278241675Suqs { 444 }, 279241675Suqs { 556 }, 280241675Suqs { 444 }, 281241675Suqs { 333 }, 282241675Suqs { 500 }, 283241675Suqs { 556 }, 284241675Suqs { 278 }, 285241675Suqs { 333 }, 286241675Suqs { 556 }, 287241675Suqs { 278 }, 288241675Suqs { 833 }, 289241675Suqs { 556 }, 290241675Suqs { 500 }, 291241675Suqs { 556 }, 292241675Suqs { 556 }, 293241675Suqs { 444 }, 294241675Suqs { 389 }, 295241675Suqs { 333 }, 296241675Suqs { 556 }, 297241675Suqs { 500 }, 298241675Suqs { 722 }, 299241675Suqs { 500 }, 300241675Suqs { 500 }, 301241675Suqs { 444 }, 302241675Suqs { 394 }, 303241675Suqs { 220 }, 304241675Suqs { 394 }, 305241675Suqs { 520 }, 306241675Suqs } }, 307241675Suqs { "Times-Italic", { 308241675Suqs { 250 }, 309241675Suqs { 333 }, 310241675Suqs { 420 }, 311241675Suqs { 500 }, 312241675Suqs { 500 }, 313241675Suqs { 833 }, 314241675Suqs { 778 }, 315241675Suqs { 333 }, 316241675Suqs { 333 }, 317241675Suqs { 333 }, 318241675Suqs { 500 }, 319241675Suqs { 675 }, 320241675Suqs { 250 }, 321241675Suqs { 333 }, 322241675Suqs { 250 }, 323241675Suqs { 278 }, 324241675Suqs { 500 }, 325241675Suqs { 500 }, 326241675Suqs { 500 }, 327241675Suqs { 500 }, 328241675Suqs { 500 }, 329241675Suqs { 500 }, 330241675Suqs { 500 }, 331241675Suqs { 500 }, 332241675Suqs { 500 }, 333241675Suqs { 500 }, 334241675Suqs { 333 }, 335241675Suqs { 333 }, 336241675Suqs { 675 }, 337241675Suqs { 675 }, 338241675Suqs { 675 }, 339241675Suqs { 500 }, 340241675Suqs { 920 }, 341241675Suqs { 611 }, 342241675Suqs { 611 }, 343241675Suqs { 667 }, 344241675Suqs { 722 }, 345241675Suqs { 611 }, 346241675Suqs { 611 }, 347241675Suqs { 722 }, 348241675Suqs { 722 }, 349241675Suqs { 333 }, 350241675Suqs { 444 }, 351241675Suqs { 667 }, 352241675Suqs { 556 }, 353241675Suqs { 833 }, 354241675Suqs { 667 }, 355241675Suqs { 722 }, 356241675Suqs { 611 }, 357241675Suqs { 722 }, 358241675Suqs { 611 }, 359241675Suqs { 500 }, 360241675Suqs { 556 }, 361241675Suqs { 722 }, 362241675Suqs { 611 }, 363241675Suqs { 833 }, 364241675Suqs { 611 }, 365241675Suqs { 556 }, 366241675Suqs { 556 }, 367241675Suqs { 389 }, 368241675Suqs { 278 }, 369241675Suqs { 389 }, 370241675Suqs { 422 }, 371241675Suqs { 500 }, 372241675Suqs { 333 }, 373241675Suqs { 500 }, 374241675Suqs { 500 }, 375241675Suqs { 444 }, 376241675Suqs { 500 }, 377241675Suqs { 444 }, 378241675Suqs { 278 }, 379241675Suqs { 500 }, 380241675Suqs { 500 }, 381241675Suqs { 278 }, 382241675Suqs { 278 }, 383241675Suqs { 444 }, 384241675Suqs { 278 }, 385241675Suqs { 722 }, 386241675Suqs { 500 }, 387241675Suqs { 500 }, 388241675Suqs { 500 }, 389241675Suqs { 500 }, 390241675Suqs { 389 }, 391241675Suqs { 389 }, 392241675Suqs { 278 }, 393241675Suqs { 500 }, 394241675Suqs { 444 }, 395241675Suqs { 667 }, 396241675Suqs { 444 }, 397241675Suqs { 444 }, 398241675Suqs { 389 }, 399241675Suqs { 400 }, 400241675Suqs { 275 }, 401241675Suqs { 400 }, 402241675Suqs { 541 }, 403241675Suqs } }, 404241675Suqs}; 405241675Suqs 406241675Suqsvoid * 407241675Suqspdf_alloc(char *outopts) 408241675Suqs{ 409241675Suqs struct termp *p; 410241675Suqs 411241675Suqs if (NULL != (p = pspdf_alloc(outopts))) 412241675Suqs p->type = TERMTYPE_PDF; 413241675Suqs 414241675Suqs return(p); 415241675Suqs} 416241675Suqs 417241675Suqsvoid * 418241675Suqsps_alloc(char *outopts) 419241675Suqs{ 420241675Suqs struct termp *p; 421241675Suqs 422241675Suqs if (NULL != (p = pspdf_alloc(outopts))) 423241675Suqs p->type = TERMTYPE_PS; 424241675Suqs 425241675Suqs return(p); 426241675Suqs} 427241675Suqs 428241675Suqsstatic struct termp * 429241675Suqspspdf_alloc(char *outopts) 430241675Suqs{ 431241675Suqs struct termp *p; 432241675Suqs unsigned int pagex, pagey; 433241675Suqs size_t marginx, marginy, lineheight; 434241675Suqs const char *toks[2]; 435241675Suqs const char *pp; 436241675Suqs char *v; 437241675Suqs 438241675Suqs p = mandoc_calloc(1, sizeof(struct termp)); 439241675Suqs p->enc = TERMENC_ASCII; 440241675Suqs p->ps = mandoc_calloc(1, sizeof(struct termp_ps)); 441241675Suqs 442241675Suqs p->advance = ps_advance; 443241675Suqs p->begin = ps_begin; 444241675Suqs p->end = ps_end; 445241675Suqs p->endline = ps_endline; 446241675Suqs p->hspan = ps_hspan; 447241675Suqs p->letter = ps_letter; 448241675Suqs p->width = ps_width; 449241675Suqs 450241675Suqs toks[0] = "paper"; 451241675Suqs toks[1] = NULL; 452241675Suqs 453241675Suqs pp = NULL; 454241675Suqs 455241675Suqs while (outopts && *outopts) 456241675Suqs switch (getsubopt(&outopts, UNCONST(toks), &v)) { 457241675Suqs case (0): 458241675Suqs pp = v; 459241675Suqs break; 460241675Suqs default: 461241675Suqs break; 462241675Suqs } 463241675Suqs 464241675Suqs /* Default to US letter (millimetres). */ 465241675Suqs 466241675Suqs pagex = 216; 467241675Suqs pagey = 279; 468241675Suqs 469241675Suqs /* 470241675Suqs * The ISO-269 paper sizes can be calculated automatically, but 471241675Suqs * it would require bringing in -lm for pow() and I'd rather not 472241675Suqs * do that. So just do it the easy way for now. Since this 473241675Suqs * only happens once, I'm not terribly concerned. 474241675Suqs */ 475241675Suqs 476241675Suqs if (pp && strcasecmp(pp, "letter")) { 477241675Suqs if (0 == strcasecmp(pp, "a3")) { 478241675Suqs pagex = 297; 479241675Suqs pagey = 420; 480241675Suqs } else if (0 == strcasecmp(pp, "a4")) { 481241675Suqs pagex = 210; 482241675Suqs pagey = 297; 483241675Suqs } else if (0 == strcasecmp(pp, "a5")) { 484241675Suqs pagex = 148; 485241675Suqs pagey = 210; 486241675Suqs } else if (0 == strcasecmp(pp, "legal")) { 487241675Suqs pagex = 216; 488241675Suqs pagey = 356; 489241675Suqs } else if (2 != sscanf(pp, "%ux%u", &pagex, &pagey)) 490241675Suqs fprintf(stderr, "%s: Unknown paper\n", pp); 491241675Suqs } 492241675Suqs 493241675Suqs /* 494241675Suqs * This MUST be defined before any PNT2AFM or AFM2PNT 495241675Suqs * calculations occur. 496241675Suqs */ 497241675Suqs 498241675Suqs p->ps->scale = 11; 499241675Suqs 500241675Suqs /* Remember millimetres -> AFM units. */ 501241675Suqs 502241675Suqs pagex = PNT2AFM(p, ((double)pagex * 2.834)); 503241675Suqs pagey = PNT2AFM(p, ((double)pagey * 2.834)); 504241675Suqs 505241675Suqs /* Margins are 1/9 the page x and y. */ 506241675Suqs 507241675Suqs marginx = /* LINTED */ 508241675Suqs (size_t)((double)pagex / 9.0); 509241675Suqs marginy = /* LINTED */ 510241675Suqs (size_t)((double)pagey / 9.0); 511241675Suqs 512241675Suqs /* Line-height is 1.4em. */ 513241675Suqs 514241675Suqs lineheight = PNT2AFM(p, ((double)p->ps->scale * 1.4)); 515241675Suqs 516241675Suqs p->ps->width = (size_t)pagex; 517241675Suqs p->ps->height = (size_t)pagey; 518241675Suqs p->ps->header = pagey - (marginy / 2) - (lineheight / 2); 519241675Suqs p->ps->top = pagey - marginy; 520241675Suqs p->ps->footer = (marginy / 2) - (lineheight / 2); 521241675Suqs p->ps->bottom = marginy; 522241675Suqs p->ps->left = marginx; 523241675Suqs p->ps->lineheight = lineheight; 524241675Suqs 525241675Suqs p->defrmargin = pagex - (marginx * 2); 526241675Suqs return(p); 527241675Suqs} 528241675Suqs 529241675Suqs 530241675Suqsvoid 531241675Suqspspdf_free(void *arg) 532241675Suqs{ 533241675Suqs struct termp *p; 534241675Suqs 535241675Suqs p = (struct termp *)arg; 536241675Suqs 537241675Suqs if (p->ps->psmarg) 538241675Suqs free(p->ps->psmarg); 539241675Suqs if (p->ps->pdfobjs) 540241675Suqs free(p->ps->pdfobjs); 541241675Suqs 542241675Suqs free(p->ps); 543241675Suqs term_free(p); 544241675Suqs} 545241675Suqs 546241675Suqs 547241675Suqsstatic void 548241675Suqsps_printf(struct termp *p, const char *fmt, ...) 549241675Suqs{ 550241675Suqs va_list ap; 551241675Suqs int pos, len; 552241675Suqs 553241675Suqs va_start(ap, fmt); 554241675Suqs 555241675Suqs /* 556241675Suqs * If we're running in regular mode, then pipe directly into 557241675Suqs * vprintf(). If we're processing margins, then push the data 558241675Suqs * into our growable margin buffer. 559241675Suqs */ 560241675Suqs 561241675Suqs if ( ! (PS_MARGINS & p->ps->flags)) { 562241675Suqs len = vprintf(fmt, ap); 563241675Suqs va_end(ap); 564241675Suqs p->ps->pdfbytes += /* LINTED */ 565241675Suqs len < 0 ? 0 : (size_t)len; 566241675Suqs return; 567241675Suqs } 568241675Suqs 569241675Suqs /* 570241675Suqs * XXX: I assume that the in-margin print won't exceed 571241675Suqs * PS_BUFSLOP (128 bytes), which is reasonable but still an 572241675Suqs * assumption that will cause pukeage if it's not the case. 573241675Suqs */ 574241675Suqs 575241675Suqs ps_growbuf(p, PS_BUFSLOP); 576241675Suqs 577241675Suqs pos = (int)p->ps->psmargcur; 578241675Suqs vsnprintf(&p->ps->psmarg[pos], PS_BUFSLOP, fmt, ap); 579241675Suqs 580241675Suqs va_end(ap); 581241675Suqs 582241675Suqs p->ps->psmargcur = strlen(p->ps->psmarg); 583241675Suqs} 584241675Suqs 585241675Suqs 586241675Suqsstatic void 587241675Suqsps_putchar(struct termp *p, char c) 588241675Suqs{ 589241675Suqs int pos; 590241675Suqs 591241675Suqs /* See ps_printf(). */ 592241675Suqs 593241675Suqs if ( ! (PS_MARGINS & p->ps->flags)) { 594241675Suqs /* LINTED */ 595241675Suqs putchar(c); 596241675Suqs p->ps->pdfbytes++; 597241675Suqs return; 598241675Suqs } 599241675Suqs 600241675Suqs ps_growbuf(p, 2); 601241675Suqs 602241675Suqs pos = (int)p->ps->psmargcur++; 603241675Suqs p->ps->psmarg[pos++] = c; 604241675Suqs p->ps->psmarg[pos] = '\0'; 605241675Suqs} 606241675Suqs 607241675Suqs 608241675Suqsstatic void 609241675Suqspdf_obj(struct termp *p, size_t obj) 610241675Suqs{ 611241675Suqs 612241675Suqs assert(obj > 0); 613241675Suqs 614241675Suqs if ((obj - 1) >= p->ps->pdfobjsz) { 615241675Suqs p->ps->pdfobjsz = obj + 128; 616241675Suqs p->ps->pdfobjs = realloc 617241675Suqs (p->ps->pdfobjs, 618241675Suqs p->ps->pdfobjsz * sizeof(size_t)); 619241675Suqs if (NULL == p->ps->pdfobjs) { 620241675Suqs perror(NULL); 621241675Suqs exit((int)MANDOCLEVEL_SYSERR); 622241675Suqs } 623241675Suqs } 624241675Suqs 625241675Suqs p->ps->pdfobjs[(int)obj - 1] = p->ps->pdfbytes; 626241675Suqs ps_printf(p, "%zu 0 obj\n", obj); 627241675Suqs} 628241675Suqs 629241675Suqs 630241675Suqsstatic void 631241675Suqsps_closepage(struct termp *p) 632241675Suqs{ 633241675Suqs int i; 634241675Suqs size_t len, base; 635241675Suqs 636241675Suqs /* 637241675Suqs * Close out a page that we've already flushed to output. In 638241675Suqs * PostScript, we simply note that the page must be showed. In 639241675Suqs * PDF, we must now create the Length, Resource, and Page node 640241675Suqs * for the page contents. 641241675Suqs */ 642241675Suqs 643241675Suqs assert(p->ps->psmarg && p->ps->psmarg[0]); 644241675Suqs ps_printf(p, "%s", p->ps->psmarg); 645241675Suqs 646241675Suqs if (TERMTYPE_PS != p->type) { 647241675Suqs ps_printf(p, "ET\n"); 648241675Suqs 649241675Suqs len = p->ps->pdfbytes - p->ps->pdflastpg; 650241675Suqs base = p->ps->pages * 4 + p->ps->pdfbody; 651241675Suqs 652241675Suqs ps_printf(p, "endstream\nendobj\n"); 653241675Suqs 654241675Suqs /* Length of content. */ 655241675Suqs pdf_obj(p, base + 1); 656241675Suqs ps_printf(p, "%zu\nendobj\n", len); 657241675Suqs 658241675Suqs /* Resource for content. */ 659241675Suqs pdf_obj(p, base + 2); 660241675Suqs ps_printf(p, "<<\n/ProcSet [/PDF /Text]\n"); 661241675Suqs ps_printf(p, "/Font <<\n"); 662241675Suqs for (i = 0; i < (int)TERMFONT__MAX; i++) 663241675Suqs ps_printf(p, "/F%d %d 0 R\n", i, 3 + i); 664241675Suqs ps_printf(p, ">>\n>>\n"); 665241675Suqs 666241675Suqs /* Page node. */ 667241675Suqs pdf_obj(p, base + 3); 668241675Suqs ps_printf(p, "<<\n"); 669241675Suqs ps_printf(p, "/Type /Page\n"); 670241675Suqs ps_printf(p, "/Parent 2 0 R\n"); 671241675Suqs ps_printf(p, "/Resources %zu 0 R\n", base + 2); 672241675Suqs ps_printf(p, "/Contents %zu 0 R\n", base); 673241675Suqs ps_printf(p, ">>\nendobj\n"); 674241675Suqs } else 675241675Suqs ps_printf(p, "showpage\n"); 676241675Suqs 677241675Suqs p->ps->pages++; 678241675Suqs p->ps->psrow = p->ps->top; 679241675Suqs assert( ! (PS_NEWPAGE & p->ps->flags)); 680241675Suqs p->ps->flags |= PS_NEWPAGE; 681241675Suqs} 682241675Suqs 683241675Suqs 684241675Suqs/* ARGSUSED */ 685241675Suqsstatic void 686241675Suqsps_end(struct termp *p) 687241675Suqs{ 688241675Suqs size_t i, xref, base; 689241675Suqs 690241675Suqs /* 691241675Suqs * At the end of the file, do one last showpage. This is the 692241675Suqs * same behaviour as groff(1) and works for multiple pages as 693241675Suqs * well as just one. 694241675Suqs */ 695241675Suqs 696241675Suqs if ( ! (PS_NEWPAGE & p->ps->flags)) { 697241675Suqs assert(0 == p->ps->flags); 698241675Suqs assert('\0' == p->ps->last); 699241675Suqs ps_closepage(p); 700241675Suqs } 701241675Suqs 702241675Suqs if (TERMTYPE_PS == p->type) { 703241675Suqs ps_printf(p, "%%%%Trailer\n"); 704241675Suqs ps_printf(p, "%%%%Pages: %zu\n", p->ps->pages); 705241675Suqs ps_printf(p, "%%%%EOF\n"); 706241675Suqs return; 707241675Suqs } 708241675Suqs 709241675Suqs pdf_obj(p, 2); 710241675Suqs ps_printf(p, "<<\n/Type /Pages\n"); 711241675Suqs ps_printf(p, "/MediaBox [0 0 %zu %zu]\n", 712241675Suqs (size_t)AFM2PNT(p, p->ps->width), 713241675Suqs (size_t)AFM2PNT(p, p->ps->height)); 714241675Suqs 715241675Suqs ps_printf(p, "/Count %zu\n", p->ps->pages); 716241675Suqs ps_printf(p, "/Kids ["); 717241675Suqs 718241675Suqs for (i = 0; i < p->ps->pages; i++) 719241675Suqs ps_printf(p, " %zu 0 R", i * 4 + 720241675Suqs p->ps->pdfbody + 3); 721241675Suqs 722241675Suqs base = (p->ps->pages - 1) * 4 + 723241675Suqs p->ps->pdfbody + 4; 724241675Suqs 725241675Suqs ps_printf(p, "]\n>>\nendobj\n"); 726241675Suqs pdf_obj(p, base); 727241675Suqs ps_printf(p, "<<\n"); 728241675Suqs ps_printf(p, "/Type /Catalog\n"); 729241675Suqs ps_printf(p, "/Pages 2 0 R\n"); 730241675Suqs ps_printf(p, ">>\n"); 731241675Suqs xref = p->ps->pdfbytes; 732241675Suqs ps_printf(p, "xref\n"); 733241675Suqs ps_printf(p, "0 %zu\n", base + 1); 734241675Suqs ps_printf(p, "0000000000 65535 f \n"); 735241675Suqs 736241675Suqs for (i = 0; i < base; i++) 737241675Suqs ps_printf(p, "%.10zu 00000 n \n", 738241675Suqs p->ps->pdfobjs[(int)i]); 739241675Suqs 740241675Suqs ps_printf(p, "trailer\n"); 741241675Suqs ps_printf(p, "<<\n"); 742241675Suqs ps_printf(p, "/Size %zu\n", base + 1); 743241675Suqs ps_printf(p, "/Root %zu 0 R\n", base); 744241675Suqs ps_printf(p, "/Info 1 0 R\n"); 745241675Suqs ps_printf(p, ">>\n"); 746241675Suqs ps_printf(p, "startxref\n"); 747241675Suqs ps_printf(p, "%zu\n", xref); 748241675Suqs ps_printf(p, "%%%%EOF\n"); 749241675Suqs} 750241675Suqs 751241675Suqs 752241675Suqsstatic void 753241675Suqsps_begin(struct termp *p) 754241675Suqs{ 755241675Suqs time_t t; 756241675Suqs int i; 757241675Suqs 758241675Suqs /* 759241675Suqs * Print margins into margin buffer. Nothing gets output to the 760241675Suqs * screen yet, so we don't need to initialise the primary state. 761241675Suqs */ 762241675Suqs 763241675Suqs if (p->ps->psmarg) { 764241675Suqs assert(p->ps->psmargsz); 765241675Suqs p->ps->psmarg[0] = '\0'; 766241675Suqs } 767241675Suqs 768241675Suqs /*p->ps->pdfbytes = 0;*/ 769241675Suqs p->ps->psmargcur = 0; 770241675Suqs p->ps->flags = PS_MARGINS; 771241675Suqs p->ps->pscol = p->ps->left; 772241675Suqs p->ps->psrow = p->ps->header; 773241675Suqs 774241675Suqs ps_setfont(p, TERMFONT_NONE); 775241675Suqs 776241675Suqs (*p->headf)(p, p->argf); 777241675Suqs (*p->endline)(p); 778241675Suqs 779241675Suqs p->ps->pscol = p->ps->left; 780241675Suqs p->ps->psrow = p->ps->footer; 781241675Suqs 782241675Suqs (*p->footf)(p, p->argf); 783241675Suqs (*p->endline)(p); 784241675Suqs 785241675Suqs p->ps->flags &= ~PS_MARGINS; 786241675Suqs 787241675Suqs assert(0 == p->ps->flags); 788241675Suqs assert(p->ps->psmarg); 789241675Suqs assert('\0' != p->ps->psmarg[0]); 790241675Suqs 791241675Suqs /* 792241675Suqs * Print header and initialise page state. Following this, 793241675Suqs * stuff gets printed to the screen, so make sure we're sane. 794241675Suqs */ 795241675Suqs 796241675Suqs t = time(NULL); 797241675Suqs 798241675Suqs if (TERMTYPE_PS == p->type) { 799241675Suqs ps_printf(p, "%%!PS-Adobe-3.0\n"); 800241675Suqs ps_printf(p, "%%%%CreationDate: %s", ctime(&t)); 801241675Suqs ps_printf(p, "%%%%DocumentData: Clean7Bit\n"); 802241675Suqs ps_printf(p, "%%%%Orientation: Portrait\n"); 803241675Suqs ps_printf(p, "%%%%Pages: (atend)\n"); 804241675Suqs ps_printf(p, "%%%%PageOrder: Ascend\n"); 805241675Suqs ps_printf(p, "%%%%DocumentMedia: " 806241675Suqs "Default %zu %zu 0 () ()\n", 807241675Suqs (size_t)AFM2PNT(p, p->ps->width), 808241675Suqs (size_t)AFM2PNT(p, p->ps->height)); 809241675Suqs ps_printf(p, "%%%%DocumentNeededResources: font"); 810241675Suqs 811241675Suqs for (i = 0; i < (int)TERMFONT__MAX; i++) 812241675Suqs ps_printf(p, " %s", fonts[i].name); 813241675Suqs 814241675Suqs ps_printf(p, "\n%%%%EndComments\n"); 815241675Suqs } else { 816241675Suqs ps_printf(p, "%%PDF-1.1\n"); 817241675Suqs pdf_obj(p, 1); 818241675Suqs ps_printf(p, "<<\n"); 819241675Suqs ps_printf(p, ">>\n"); 820241675Suqs ps_printf(p, "endobj\n"); 821241675Suqs 822241675Suqs for (i = 0; i < (int)TERMFONT__MAX; i++) { 823241675Suqs pdf_obj(p, (size_t)i + 3); 824241675Suqs ps_printf(p, "<<\n"); 825241675Suqs ps_printf(p, "/Type /Font\n"); 826241675Suqs ps_printf(p, "/Subtype /Type1\n"); 827241675Suqs ps_printf(p, "/Name /F%zu\n", i); 828241675Suqs ps_printf(p, "/BaseFont /%s\n", fonts[i].name); 829241675Suqs ps_printf(p, ">>\n"); 830241675Suqs } 831241675Suqs } 832241675Suqs 833241675Suqs p->ps->pdfbody = (size_t)TERMFONT__MAX + 3; 834241675Suqs p->ps->pscol = p->ps->left; 835241675Suqs p->ps->psrow = p->ps->top; 836241675Suqs p->ps->flags |= PS_NEWPAGE; 837241675Suqs ps_setfont(p, TERMFONT_NONE); 838241675Suqs} 839241675Suqs 840241675Suqs 841241675Suqsstatic void 842241675Suqsps_pletter(struct termp *p, int c) 843241675Suqs{ 844241675Suqs int f; 845241675Suqs 846241675Suqs /* 847241675Suqs * If we haven't opened a page context, then output that we're 848241675Suqs * in a new page and make sure the font is correctly set. 849241675Suqs */ 850241675Suqs 851241675Suqs if (PS_NEWPAGE & p->ps->flags) { 852241675Suqs if (TERMTYPE_PS == p->type) { 853241675Suqs ps_printf(p, "%%%%Page: %zu %zu\n", 854241675Suqs p->ps->pages + 1, 855241675Suqs p->ps->pages + 1); 856241675Suqs ps_printf(p, "/%s %zu selectfont\n", 857241675Suqs fonts[(int)p->ps->lastf].name, 858241675Suqs p->ps->scale); 859241675Suqs } else { 860241675Suqs pdf_obj(p, p->ps->pdfbody + 861241675Suqs p->ps->pages * 4); 862241675Suqs ps_printf(p, "<<\n"); 863241675Suqs ps_printf(p, "/Length %zu 0 R\n", 864241675Suqs p->ps->pdfbody + 1 + 865241675Suqs p->ps->pages * 4); 866241675Suqs ps_printf(p, ">>\nstream\n"); 867241675Suqs } 868241675Suqs p->ps->pdflastpg = p->ps->pdfbytes; 869241675Suqs p->ps->flags &= ~PS_NEWPAGE; 870241675Suqs } 871241675Suqs 872241675Suqs /* 873241675Suqs * If we're not in a PostScript "word" context, then open one 874241675Suqs * now at the current cursor. 875241675Suqs */ 876241675Suqs 877241675Suqs if ( ! (PS_INLINE & p->ps->flags)) { 878241675Suqs if (TERMTYPE_PS != p->type) { 879241675Suqs ps_printf(p, "BT\n/F%d %zu Tf\n", 880241675Suqs (int)p->ps->lastf, 881241675Suqs p->ps->scale); 882241675Suqs ps_printf(p, "%.3f %.3f Td\n(", 883241675Suqs AFM2PNT(p, p->ps->pscol), 884241675Suqs AFM2PNT(p, p->ps->psrow)); 885241675Suqs } else 886241675Suqs ps_printf(p, "%.3f %.3f moveto\n(", 887241675Suqs AFM2PNT(p, p->ps->pscol), 888241675Suqs AFM2PNT(p, p->ps->psrow)); 889241675Suqs p->ps->flags |= PS_INLINE; 890241675Suqs } 891241675Suqs 892241675Suqs assert( ! (PS_NEWPAGE & p->ps->flags)); 893241675Suqs 894241675Suqs /* 895241675Suqs * We need to escape these characters as per the PostScript 896241675Suqs * specification. We would also escape non-graphable characters 897241675Suqs * (like tabs), but none of them would get to this point and 898241675Suqs * it's superfluous to abort() on them. 899241675Suqs */ 900241675Suqs 901241675Suqs switch (c) { 902241675Suqs case ('('): 903241675Suqs /* FALLTHROUGH */ 904241675Suqs case (')'): 905241675Suqs /* FALLTHROUGH */ 906241675Suqs case ('\\'): 907241675Suqs ps_putchar(p, '\\'); 908241675Suqs break; 909241675Suqs default: 910241675Suqs break; 911241675Suqs } 912241675Suqs 913241675Suqs /* Write the character and adjust where we are on the page. */ 914241675Suqs 915241675Suqs f = (int)p->ps->lastf; 916241675Suqs 917241675Suqs if (c <= 32 || (c - 32 >= MAXCHAR)) { 918241675Suqs ps_putchar(p, ' '); 919241675Suqs p->ps->pscol += (size_t)fonts[f].gly[0].wx; 920241675Suqs return; 921241675Suqs } 922241675Suqs 923241675Suqs ps_putchar(p, (char)c); 924241675Suqs c -= 32; 925241675Suqs p->ps->pscol += (size_t)fonts[f].gly[c].wx; 926241675Suqs} 927241675Suqs 928241675Suqs 929241675Suqsstatic void 930241675Suqsps_pclose(struct termp *p) 931241675Suqs{ 932241675Suqs 933241675Suqs /* 934241675Suqs * Spit out that we're exiting a word context (this is a 935241675Suqs * "partial close" because we don't check the last-char buffer 936241675Suqs * or anything). 937241675Suqs */ 938241675Suqs 939241675Suqs if ( ! (PS_INLINE & p->ps->flags)) 940241675Suqs return; 941241675Suqs 942241675Suqs if (TERMTYPE_PS != p->type) { 943241675Suqs ps_printf(p, ") Tj\nET\n"); 944241675Suqs } else 945241675Suqs ps_printf(p, ") show\n"); 946241675Suqs 947241675Suqs p->ps->flags &= ~PS_INLINE; 948241675Suqs} 949241675Suqs 950241675Suqs 951241675Suqsstatic void 952241675Suqsps_fclose(struct termp *p) 953241675Suqs{ 954241675Suqs 955241675Suqs /* 956241675Suqs * Strong closure: if we have a last-char, spit it out after 957241675Suqs * checking that we're in the right font mode. This will of 958241675Suqs * course open a new scope, if applicable. 959241675Suqs * 960241675Suqs * Following this, close out any scope that's open. 961241675Suqs */ 962241675Suqs 963241675Suqs if ('\0' != p->ps->last) { 964241675Suqs if (p->ps->lastf != TERMFONT_NONE) { 965241675Suqs ps_pclose(p); 966241675Suqs ps_setfont(p, TERMFONT_NONE); 967241675Suqs } 968241675Suqs ps_pletter(p, p->ps->last); 969241675Suqs p->ps->last = '\0'; 970241675Suqs } 971241675Suqs 972241675Suqs if ( ! (PS_INLINE & p->ps->flags)) 973241675Suqs return; 974241675Suqs 975241675Suqs ps_pclose(p); 976241675Suqs} 977241675Suqs 978241675Suqs 979241675Suqsstatic void 980241675Suqsps_letter(struct termp *p, int arg) 981241675Suqs{ 982241675Suqs char cc, c; 983241675Suqs 984241675Suqs /* LINTED */ 985241675Suqs c = arg >= 128 || arg <= 0 ? '?' : arg; 986241675Suqs 987241675Suqs /* 988241675Suqs * State machine dictates whether to buffer the last character 989241675Suqs * or not. Basically, encoded words are detected by checking if 990241675Suqs * we're an "8" and switching on the buffer. Then we put "8" in 991241675Suqs * our buffer, and on the next charater, flush both character 992241675Suqs * and buffer. Thus, "regular" words are detected by having a 993241675Suqs * regular character and a regular buffer character. 994241675Suqs */ 995241675Suqs 996241675Suqs if ('\0' == p->ps->last) { 997241675Suqs assert(8 != c); 998241675Suqs p->ps->last = c; 999241675Suqs return; 1000241675Suqs } else if (8 == p->ps->last) { 1001241675Suqs assert(8 != c); 1002241675Suqs p->ps->last = '\0'; 1003241675Suqs } else if (8 == c) { 1004241675Suqs assert(8 != p->ps->last); 1005241675Suqs if ('_' == p->ps->last) { 1006241675Suqs if (p->ps->lastf != TERMFONT_UNDER) { 1007241675Suqs ps_pclose(p); 1008241675Suqs ps_setfont(p, TERMFONT_UNDER); 1009241675Suqs } 1010241675Suqs } else if (p->ps->lastf != TERMFONT_BOLD) { 1011241675Suqs ps_pclose(p); 1012241675Suqs ps_setfont(p, TERMFONT_BOLD); 1013241675Suqs } 1014241675Suqs p->ps->last = c; 1015241675Suqs return; 1016241675Suqs } else { 1017241675Suqs if (p->ps->lastf != TERMFONT_NONE) { 1018241675Suqs ps_pclose(p); 1019241675Suqs ps_setfont(p, TERMFONT_NONE); 1020241675Suqs } 1021241675Suqs cc = p->ps->last; 1022241675Suqs p->ps->last = c; 1023241675Suqs c = cc; 1024241675Suqs } 1025241675Suqs 1026241675Suqs ps_pletter(p, c); 1027241675Suqs} 1028241675Suqs 1029241675Suqs 1030241675Suqsstatic void 1031241675Suqsps_advance(struct termp *p, size_t len) 1032241675Suqs{ 1033241675Suqs 1034241675Suqs /* 1035241675Suqs * Advance some spaces. This can probably be made smarter, 1036241675Suqs * i.e., to have multiple space-separated words in the same 1037241675Suqs * scope, but this is easier: just close out the current scope 1038241675Suqs * and readjust our column settings. 1039241675Suqs */ 1040241675Suqs 1041241675Suqs ps_fclose(p); 1042241675Suqs p->ps->pscol += len; 1043241675Suqs} 1044241675Suqs 1045241675Suqs 1046241675Suqsstatic void 1047241675Suqsps_endline(struct termp *p) 1048241675Suqs{ 1049241675Suqs 1050241675Suqs /* Close out any scopes we have open: we're at eoln. */ 1051241675Suqs 1052241675Suqs ps_fclose(p); 1053241675Suqs 1054241675Suqs /* 1055241675Suqs * If we're in the margin, don't try to recalculate our current 1056241675Suqs * row. XXX: if the column tries to be fancy with multiple 1057241675Suqs * lines, we'll do nasty stuff. 1058241675Suqs */ 1059241675Suqs 1060241675Suqs if (PS_MARGINS & p->ps->flags) 1061241675Suqs return; 1062241675Suqs 1063241675Suqs /* Left-justify. */ 1064241675Suqs 1065241675Suqs p->ps->pscol = p->ps->left; 1066241675Suqs 1067241675Suqs /* If we haven't printed anything, return. */ 1068241675Suqs 1069241675Suqs if (PS_NEWPAGE & p->ps->flags) 1070241675Suqs return; 1071241675Suqs 1072241675Suqs /* 1073241675Suqs * Put us down a line. If we're at the page bottom, spit out a 1074241675Suqs * showpage and restart our row. 1075241675Suqs */ 1076241675Suqs 1077241675Suqs if (p->ps->psrow >= p->ps->lineheight + 1078241675Suqs p->ps->bottom) { 1079241675Suqs p->ps->psrow -= p->ps->lineheight; 1080241675Suqs return; 1081241675Suqs } 1082241675Suqs 1083241675Suqs ps_closepage(p); 1084241675Suqs} 1085241675Suqs 1086241675Suqs 1087241675Suqsstatic void 1088241675Suqsps_setfont(struct termp *p, enum termfont f) 1089241675Suqs{ 1090241675Suqs 1091241675Suqs assert(f < TERMFONT__MAX); 1092241675Suqs p->ps->lastf = f; 1093241675Suqs 1094241675Suqs /* 1095241675Suqs * If we're still at the top of the page, let the font-setting 1096241675Suqs * be delayed until we actually have stuff to print. 1097241675Suqs */ 1098241675Suqs 1099241675Suqs if (PS_NEWPAGE & p->ps->flags) 1100241675Suqs return; 1101241675Suqs 1102241675Suqs if (TERMTYPE_PS == p->type) 1103241675Suqs ps_printf(p, "/%s %zu selectfont\n", 1104241675Suqs fonts[(int)f].name, 1105241675Suqs p->ps->scale); 1106241675Suqs else 1107241675Suqs ps_printf(p, "/F%d %zu Tf\n", 1108241675Suqs (int)f, 1109241675Suqs p->ps->scale); 1110241675Suqs} 1111241675Suqs 1112241675Suqs 1113241675Suqs/* ARGSUSED */ 1114241675Suqsstatic size_t 1115241675Suqsps_width(const struct termp *p, int c) 1116241675Suqs{ 1117241675Suqs 1118241675Suqs if (c <= 32 || c - 32 >= MAXCHAR) 1119241675Suqs return((size_t)fonts[(int)TERMFONT_NONE].gly[0].wx); 1120241675Suqs 1121241675Suqs c -= 32; 1122241675Suqs return((size_t)fonts[(int)TERMFONT_NONE].gly[c].wx); 1123241675Suqs} 1124241675Suqs 1125241675Suqs 1126241675Suqsstatic double 1127241675Suqsps_hspan(const struct termp *p, const struct roffsu *su) 1128241675Suqs{ 1129241675Suqs double r; 1130241675Suqs 1131241675Suqs /* 1132241675Suqs * All of these measurements are derived by converting from the 1133241675Suqs * native measurement to AFM units. 1134241675Suqs */ 1135241675Suqs 1136241675Suqs switch (su->unit) { 1137241675Suqs case (SCALE_CM): 1138241675Suqs r = PNT2AFM(p, su->scale * 28.34); 1139241675Suqs break; 1140241675Suqs case (SCALE_IN): 1141241675Suqs r = PNT2AFM(p, su->scale * 72); 1142241675Suqs break; 1143241675Suqs case (SCALE_PC): 1144241675Suqs r = PNT2AFM(p, su->scale * 12); 1145241675Suqs break; 1146241675Suqs case (SCALE_PT): 1147241675Suqs r = PNT2AFM(p, su->scale * 100); 1148241675Suqs break; 1149241675Suqs case (SCALE_EM): 1150241675Suqs r = su->scale * 1151241675Suqs fonts[(int)TERMFONT_NONE].gly[109 - 32].wx; 1152241675Suqs break; 1153241675Suqs case (SCALE_MM): 1154241675Suqs r = PNT2AFM(p, su->scale * 2.834); 1155241675Suqs break; 1156241675Suqs case (SCALE_EN): 1157241675Suqs r = su->scale * 1158241675Suqs fonts[(int)TERMFONT_NONE].gly[110 - 32].wx; 1159241675Suqs break; 1160241675Suqs case (SCALE_VS): 1161241675Suqs r = su->scale * p->ps->lineheight; 1162241675Suqs break; 1163241675Suqs default: 1164241675Suqs r = su->scale; 1165241675Suqs break; 1166241675Suqs } 1167241675Suqs 1168241675Suqs return(r); 1169241675Suqs} 1170241675Suqs 1171241675Suqsstatic void 1172241675Suqsps_growbuf(struct termp *p, size_t sz) 1173241675Suqs{ 1174241675Suqs if (p->ps->psmargcur + sz <= p->ps->psmargsz) 1175241675Suqs return; 1176241675Suqs 1177241675Suqs if (sz < PS_BUFSLOP) 1178241675Suqs sz = PS_BUFSLOP; 1179241675Suqs 1180241675Suqs p->ps->psmargsz += sz; 1181241675Suqs 1182241675Suqs p->ps->psmarg = mandoc_realloc 1183241675Suqs (p->ps->psmarg, p->ps->psmargsz); 1184241675Suqs} 1185241675Suqs 1186