1*36342e81SSascha Wildner /* $Id: term_ps.c,v 1.54 2011/10/16 12:20:34 schwarze Exp $ */ 280387638SSascha Wildner /* 3*36342e81SSascha Wildner * Copyright (c) 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> 480387638SSascha Wildner * 580387638SSascha Wildner * Permission to use, copy, modify, and distribute this software for any 680387638SSascha Wildner * purpose with or without fee is hereby granted, provided that the above 780387638SSascha Wildner * copyright notice and this permission notice appear in all copies. 880387638SSascha Wildner * 980387638SSascha Wildner * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 1080387638SSascha Wildner * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 1180387638SSascha Wildner * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 1280387638SSascha Wildner * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 1380387638SSascha Wildner * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 1480387638SSascha Wildner * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 1580387638SSascha Wildner * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 1680387638SSascha Wildner */ 1780387638SSascha Wildner #ifdef HAVE_CONFIG_H 1880387638SSascha Wildner #include "config.h" 1980387638SSascha Wildner #endif 2080387638SSascha Wildner 2180387638SSascha Wildner #include <sys/types.h> 2280387638SSascha Wildner 2380387638SSascha Wildner #include <assert.h> 2480387638SSascha Wildner #include <stdarg.h> 2580387638SSascha Wildner #include <stdint.h> 2680387638SSascha Wildner #include <stdio.h> 2780387638SSascha Wildner #include <stdlib.h> 2880387638SSascha Wildner #include <string.h> 2980387638SSascha Wildner #include <time.h> 3080387638SSascha Wildner #include <unistd.h> 3180387638SSascha Wildner 3280387638SSascha Wildner #include "mandoc.h" 3380387638SSascha Wildner #include "out.h" 3480387638SSascha Wildner #include "main.h" 3580387638SSascha Wildner #include "term.h" 3680387638SSascha Wildner 37a4c7eb57SSascha Wildner /* These work the buffer used by the header and footer. */ 38a4c7eb57SSascha Wildner #define PS_BUFSLOP 128 39a4c7eb57SSascha Wildner 4080387638SSascha Wildner /* Convert PostScript point "x" to an AFM unit. */ 4180387638SSascha Wildner #define PNT2AFM(p, x) /* LINTED */ \ 42a4c7eb57SSascha Wildner (size_t)((double)(x) * (1000.0 / (double)(p)->ps->scale)) 4380387638SSascha Wildner 4480387638SSascha Wildner /* Convert an AFM unit "x" to a PostScript points */ 4580387638SSascha Wildner #define AFM2PNT(p, x) /* LINTED */ \ 46a4c7eb57SSascha Wildner ((double)(x) / (1000.0 / (double)(p)->ps->scale)) 4780387638SSascha Wildner 4880387638SSascha Wildner struct glyph { 4980387638SSascha Wildner unsigned short wx; /* WX in AFM */ 5080387638SSascha Wildner }; 5180387638SSascha Wildner 5280387638SSascha Wildner struct font { 5380387638SSascha Wildner const char *name; /* FontName in AFM */ 5480387638SSascha Wildner #define MAXCHAR 95 /* total characters we can handle */ 5580387638SSascha Wildner struct glyph gly[MAXCHAR]; /* glyph metrics */ 5680387638SSascha Wildner }; 5780387638SSascha Wildner 58a4c7eb57SSascha Wildner struct termp_ps { 59a4c7eb57SSascha Wildner int flags; 60a4c7eb57SSascha Wildner #define PS_INLINE (1 << 0) /* we're in a word */ 61a4c7eb57SSascha Wildner #define PS_MARGINS (1 << 1) /* we're in the margins */ 62a4c7eb57SSascha Wildner #define PS_NEWPAGE (1 << 2) /* new page, no words yet */ 63a4c7eb57SSascha Wildner size_t pscol; /* visible column (AFM units) */ 64a4c7eb57SSascha Wildner size_t psrow; /* visible row (AFM units) */ 65a4c7eb57SSascha Wildner char *psmarg; /* margin buf */ 66a4c7eb57SSascha Wildner size_t psmargsz; /* margin buf size */ 67a4c7eb57SSascha Wildner size_t psmargcur; /* cur index in margin buf */ 68a4c7eb57SSascha Wildner char last; /* character buffer */ 69a4c7eb57SSascha Wildner enum termfont lastf; /* last set font */ 70a4c7eb57SSascha Wildner size_t scale; /* font scaling factor */ 71a4c7eb57SSascha Wildner size_t pages; /* number of pages shown */ 72a4c7eb57SSascha Wildner size_t lineheight; /* line height (AFM units) */ 73a4c7eb57SSascha Wildner size_t top; /* body top (AFM units) */ 74a4c7eb57SSascha Wildner size_t bottom; /* body bottom (AFM units) */ 75a4c7eb57SSascha Wildner size_t height; /* page height (AFM units */ 76a4c7eb57SSascha Wildner size_t width; /* page width (AFM units) */ 77a4c7eb57SSascha Wildner size_t left; /* body left (AFM units) */ 78a4c7eb57SSascha Wildner size_t header; /* header pos (AFM units) */ 79a4c7eb57SSascha Wildner size_t footer; /* footer pos (AFM units) */ 80a4c7eb57SSascha Wildner size_t pdfbytes; /* current output byte */ 81a4c7eb57SSascha Wildner size_t pdflastpg; /* byte of last page mark */ 82a4c7eb57SSascha Wildner size_t pdfbody; /* start of body object */ 83a4c7eb57SSascha Wildner size_t *pdfobjs; /* table of object offsets */ 84a4c7eb57SSascha Wildner size_t pdfobjsz; /* size of pdfobjs */ 85a4c7eb57SSascha Wildner }; 86a4c7eb57SSascha Wildner 87a4c7eb57SSascha Wildner static double ps_hspan(const struct termp *, 88a4c7eb57SSascha Wildner const struct roffsu *); 89a4c7eb57SSascha Wildner static size_t ps_width(const struct termp *, int); 90a4c7eb57SSascha Wildner static void ps_advance(struct termp *, size_t); 91a4c7eb57SSascha Wildner static void ps_begin(struct termp *); 92a4c7eb57SSascha Wildner static void ps_closepage(struct termp *); 93a4c7eb57SSascha Wildner static void ps_end(struct termp *); 94a4c7eb57SSascha Wildner static void ps_endline(struct termp *); 95a4c7eb57SSascha Wildner static void ps_fclose(struct termp *); 96a4c7eb57SSascha Wildner static void ps_growbuf(struct termp *, size_t); 97a4c7eb57SSascha Wildner static void ps_letter(struct termp *, int); 98a4c7eb57SSascha Wildner static void ps_pclose(struct termp *); 99a4c7eb57SSascha Wildner static void ps_pletter(struct termp *, int); 100a4c7eb57SSascha Wildner static void ps_printf(struct termp *, const char *, ...); 101a4c7eb57SSascha Wildner static void ps_putchar(struct termp *, char); 102a4c7eb57SSascha Wildner static void ps_setfont(struct termp *, enum termfont); 103a4c7eb57SSascha Wildner static struct termp *pspdf_alloc(char *); 104a4c7eb57SSascha Wildner static void pdf_obj(struct termp *, size_t); 105a4c7eb57SSascha Wildner 10680387638SSascha Wildner /* 10780387638SSascha Wildner * We define, for the time being, three fonts: bold, oblique/italic, and 10880387638SSascha Wildner * normal (roman). The following table hard-codes the font metrics for 10980387638SSascha Wildner * ASCII, i.e., 32--127. 11080387638SSascha Wildner */ 11180387638SSascha Wildner 11280387638SSascha Wildner static const struct font fonts[TERMFONT__MAX] = { 11380387638SSascha Wildner { "Times-Roman", { 11480387638SSascha Wildner { 250 }, 11580387638SSascha Wildner { 333 }, 11680387638SSascha Wildner { 408 }, 11780387638SSascha Wildner { 500 }, 11880387638SSascha Wildner { 500 }, 11980387638SSascha Wildner { 833 }, 12080387638SSascha Wildner { 778 }, 12180387638SSascha Wildner { 333 }, 12280387638SSascha Wildner { 333 }, 12380387638SSascha Wildner { 333 }, 12480387638SSascha Wildner { 500 }, 12580387638SSascha Wildner { 564 }, 12680387638SSascha Wildner { 250 }, 12780387638SSascha Wildner { 333 }, 12880387638SSascha Wildner { 250 }, 12980387638SSascha Wildner { 278 }, 13080387638SSascha Wildner { 500 }, 13180387638SSascha Wildner { 500 }, 13280387638SSascha Wildner { 500 }, 13380387638SSascha Wildner { 500 }, 13480387638SSascha Wildner { 500 }, 13580387638SSascha Wildner { 500 }, 13680387638SSascha Wildner { 500 }, 13780387638SSascha Wildner { 500 }, 13880387638SSascha Wildner { 500 }, 13980387638SSascha Wildner { 500 }, 14080387638SSascha Wildner { 278 }, 14180387638SSascha Wildner { 278 }, 14280387638SSascha Wildner { 564 }, 14380387638SSascha Wildner { 564 }, 14480387638SSascha Wildner { 564 }, 14580387638SSascha Wildner { 444 }, 14680387638SSascha Wildner { 921 }, 14780387638SSascha Wildner { 722 }, 14880387638SSascha Wildner { 667 }, 14980387638SSascha Wildner { 667 }, 15080387638SSascha Wildner { 722 }, 15180387638SSascha Wildner { 611 }, 15280387638SSascha Wildner { 556 }, 15380387638SSascha Wildner { 722 }, 15480387638SSascha Wildner { 722 }, 15580387638SSascha Wildner { 333 }, 15680387638SSascha Wildner { 389 }, 15780387638SSascha Wildner { 722 }, 15880387638SSascha Wildner { 611 }, 15980387638SSascha Wildner { 889 }, 16080387638SSascha Wildner { 722 }, 16180387638SSascha Wildner { 722 }, 16280387638SSascha Wildner { 556 }, 16380387638SSascha Wildner { 722 }, 16480387638SSascha Wildner { 667 }, 16580387638SSascha Wildner { 556 }, 16680387638SSascha Wildner { 611 }, 16780387638SSascha Wildner { 722 }, 16880387638SSascha Wildner { 722 }, 16980387638SSascha Wildner { 944 }, 17080387638SSascha Wildner { 722 }, 17180387638SSascha Wildner { 722 }, 17280387638SSascha Wildner { 611 }, 17380387638SSascha Wildner { 333 }, 17480387638SSascha Wildner { 278 }, 17580387638SSascha Wildner { 333 }, 17680387638SSascha Wildner { 469 }, 17780387638SSascha Wildner { 500 }, 17880387638SSascha Wildner { 333 }, 17980387638SSascha Wildner { 444 }, 18080387638SSascha Wildner { 500 }, 18180387638SSascha Wildner { 444 }, 18280387638SSascha Wildner { 500}, 18380387638SSascha Wildner { 444}, 18480387638SSascha Wildner { 333}, 18580387638SSascha Wildner { 500}, 18680387638SSascha Wildner { 500}, 18780387638SSascha Wildner { 278}, 18880387638SSascha Wildner { 278}, 18980387638SSascha Wildner { 500}, 19080387638SSascha Wildner { 278}, 19180387638SSascha Wildner { 778}, 19280387638SSascha Wildner { 500}, 19380387638SSascha Wildner { 500}, 19480387638SSascha Wildner { 500}, 19580387638SSascha Wildner { 500}, 19680387638SSascha Wildner { 333}, 19780387638SSascha Wildner { 389}, 19880387638SSascha Wildner { 278}, 19980387638SSascha Wildner { 500}, 20080387638SSascha Wildner { 500}, 20180387638SSascha Wildner { 722}, 20280387638SSascha Wildner { 500}, 20380387638SSascha Wildner { 500}, 20480387638SSascha Wildner { 444}, 20580387638SSascha Wildner { 480}, 20680387638SSascha Wildner { 200}, 20780387638SSascha Wildner { 480}, 20880387638SSascha Wildner { 541}, 20980387638SSascha Wildner } }, 21080387638SSascha Wildner { "Times-Bold", { 21180387638SSascha Wildner { 250 }, 21280387638SSascha Wildner { 333 }, 21380387638SSascha Wildner { 555 }, 21480387638SSascha Wildner { 500 }, 21580387638SSascha Wildner { 500 }, 21680387638SSascha Wildner { 1000 }, 21780387638SSascha Wildner { 833 }, 21880387638SSascha Wildner { 333 }, 21980387638SSascha Wildner { 333 }, 22080387638SSascha Wildner { 333 }, 22180387638SSascha Wildner { 500 }, 22280387638SSascha Wildner { 570 }, 22380387638SSascha Wildner { 250 }, 22480387638SSascha Wildner { 333 }, 22580387638SSascha Wildner { 250 }, 22680387638SSascha Wildner { 278 }, 22780387638SSascha Wildner { 500 }, 22880387638SSascha Wildner { 500 }, 22980387638SSascha Wildner { 500 }, 23080387638SSascha Wildner { 500 }, 23180387638SSascha Wildner { 500 }, 23280387638SSascha Wildner { 500 }, 23380387638SSascha Wildner { 500 }, 23480387638SSascha Wildner { 500 }, 23580387638SSascha Wildner { 500 }, 23680387638SSascha Wildner { 500 }, 23780387638SSascha Wildner { 333 }, 23880387638SSascha Wildner { 333 }, 23980387638SSascha Wildner { 570 }, 24080387638SSascha Wildner { 570 }, 24180387638SSascha Wildner { 570 }, 24280387638SSascha Wildner { 500 }, 24380387638SSascha Wildner { 930 }, 24480387638SSascha Wildner { 722 }, 24580387638SSascha Wildner { 667 }, 24680387638SSascha Wildner { 722 }, 24780387638SSascha Wildner { 722 }, 24880387638SSascha Wildner { 667 }, 24980387638SSascha Wildner { 611 }, 25080387638SSascha Wildner { 778 }, 25180387638SSascha Wildner { 778 }, 25280387638SSascha Wildner { 389 }, 25380387638SSascha Wildner { 500 }, 25480387638SSascha Wildner { 778 }, 25580387638SSascha Wildner { 667 }, 25680387638SSascha Wildner { 944 }, 25780387638SSascha Wildner { 722 }, 25880387638SSascha Wildner { 778 }, 25980387638SSascha Wildner { 611 }, 26080387638SSascha Wildner { 778 }, 26180387638SSascha Wildner { 722 }, 26280387638SSascha Wildner { 556 }, 26380387638SSascha Wildner { 667 }, 26480387638SSascha Wildner { 722 }, 26580387638SSascha Wildner { 722 }, 26680387638SSascha Wildner { 1000 }, 26780387638SSascha Wildner { 722 }, 26880387638SSascha Wildner { 722 }, 26980387638SSascha Wildner { 667 }, 27080387638SSascha Wildner { 333 }, 27180387638SSascha Wildner { 278 }, 27280387638SSascha Wildner { 333 }, 27380387638SSascha Wildner { 581 }, 27480387638SSascha Wildner { 500 }, 27580387638SSascha Wildner { 333 }, 27680387638SSascha Wildner { 500 }, 27780387638SSascha Wildner { 556 }, 27880387638SSascha Wildner { 444 }, 27980387638SSascha Wildner { 556 }, 28080387638SSascha Wildner { 444 }, 28180387638SSascha Wildner { 333 }, 28280387638SSascha Wildner { 500 }, 28380387638SSascha Wildner { 556 }, 28480387638SSascha Wildner { 278 }, 28580387638SSascha Wildner { 333 }, 28680387638SSascha Wildner { 556 }, 28780387638SSascha Wildner { 278 }, 28880387638SSascha Wildner { 833 }, 28980387638SSascha Wildner { 556 }, 29080387638SSascha Wildner { 500 }, 29180387638SSascha Wildner { 556 }, 29280387638SSascha Wildner { 556 }, 29380387638SSascha Wildner { 444 }, 29480387638SSascha Wildner { 389 }, 29580387638SSascha Wildner { 333 }, 29680387638SSascha Wildner { 556 }, 29780387638SSascha Wildner { 500 }, 29880387638SSascha Wildner { 722 }, 29980387638SSascha Wildner { 500 }, 30080387638SSascha Wildner { 500 }, 30180387638SSascha Wildner { 444 }, 30280387638SSascha Wildner { 394 }, 30380387638SSascha Wildner { 220 }, 30480387638SSascha Wildner { 394 }, 30580387638SSascha Wildner { 520 }, 30680387638SSascha Wildner } }, 30780387638SSascha Wildner { "Times-Italic", { 30880387638SSascha Wildner { 250 }, 30980387638SSascha Wildner { 333 }, 31080387638SSascha Wildner { 420 }, 31180387638SSascha Wildner { 500 }, 31280387638SSascha Wildner { 500 }, 31380387638SSascha Wildner { 833 }, 31480387638SSascha Wildner { 778 }, 31580387638SSascha Wildner { 333 }, 31680387638SSascha Wildner { 333 }, 31780387638SSascha Wildner { 333 }, 31880387638SSascha Wildner { 500 }, 31980387638SSascha Wildner { 675 }, 32080387638SSascha Wildner { 250 }, 32180387638SSascha Wildner { 333 }, 32280387638SSascha Wildner { 250 }, 32380387638SSascha Wildner { 278 }, 32480387638SSascha Wildner { 500 }, 32580387638SSascha Wildner { 500 }, 32680387638SSascha Wildner { 500 }, 32780387638SSascha Wildner { 500 }, 32880387638SSascha Wildner { 500 }, 32980387638SSascha Wildner { 500 }, 33080387638SSascha Wildner { 500 }, 33180387638SSascha Wildner { 500 }, 33280387638SSascha Wildner { 500 }, 33380387638SSascha Wildner { 500 }, 33480387638SSascha Wildner { 333 }, 33580387638SSascha Wildner { 333 }, 33680387638SSascha Wildner { 675 }, 33780387638SSascha Wildner { 675 }, 33880387638SSascha Wildner { 675 }, 33980387638SSascha Wildner { 500 }, 34080387638SSascha Wildner { 920 }, 34180387638SSascha Wildner { 611 }, 34280387638SSascha Wildner { 611 }, 34380387638SSascha Wildner { 667 }, 34480387638SSascha Wildner { 722 }, 34580387638SSascha Wildner { 611 }, 34680387638SSascha Wildner { 611 }, 34780387638SSascha Wildner { 722 }, 34880387638SSascha Wildner { 722 }, 34980387638SSascha Wildner { 333 }, 35080387638SSascha Wildner { 444 }, 35180387638SSascha Wildner { 667 }, 35280387638SSascha Wildner { 556 }, 35380387638SSascha Wildner { 833 }, 35480387638SSascha Wildner { 667 }, 35580387638SSascha Wildner { 722 }, 35680387638SSascha Wildner { 611 }, 35780387638SSascha Wildner { 722 }, 35880387638SSascha Wildner { 611 }, 35980387638SSascha Wildner { 500 }, 36080387638SSascha Wildner { 556 }, 36180387638SSascha Wildner { 722 }, 36280387638SSascha Wildner { 611 }, 36380387638SSascha Wildner { 833 }, 36480387638SSascha Wildner { 611 }, 36580387638SSascha Wildner { 556 }, 36680387638SSascha Wildner { 556 }, 36780387638SSascha Wildner { 389 }, 36880387638SSascha Wildner { 278 }, 36980387638SSascha Wildner { 389 }, 37080387638SSascha Wildner { 422 }, 37180387638SSascha Wildner { 500 }, 37280387638SSascha Wildner { 333 }, 37380387638SSascha Wildner { 500 }, 37480387638SSascha Wildner { 500 }, 37580387638SSascha Wildner { 444 }, 37680387638SSascha Wildner { 500 }, 37780387638SSascha Wildner { 444 }, 37880387638SSascha Wildner { 278 }, 37980387638SSascha Wildner { 500 }, 38080387638SSascha Wildner { 500 }, 38180387638SSascha Wildner { 278 }, 38280387638SSascha Wildner { 278 }, 38380387638SSascha Wildner { 444 }, 38480387638SSascha Wildner { 278 }, 38580387638SSascha Wildner { 722 }, 38680387638SSascha Wildner { 500 }, 38780387638SSascha Wildner { 500 }, 38880387638SSascha Wildner { 500 }, 38980387638SSascha Wildner { 500 }, 39080387638SSascha Wildner { 389 }, 39180387638SSascha Wildner { 389 }, 39280387638SSascha Wildner { 278 }, 39380387638SSascha Wildner { 500 }, 39480387638SSascha Wildner { 444 }, 39580387638SSascha Wildner { 667 }, 39680387638SSascha Wildner { 444 }, 39780387638SSascha Wildner { 444 }, 39880387638SSascha Wildner { 389 }, 39980387638SSascha Wildner { 400 }, 40080387638SSascha Wildner { 275 }, 40180387638SSascha Wildner { 400 }, 40280387638SSascha Wildner { 541 }, 40380387638SSascha Wildner } }, 40480387638SSascha Wildner }; 40580387638SSascha Wildner 40680387638SSascha Wildner void * 40780387638SSascha Wildner pdf_alloc(char *outopts) 40880387638SSascha Wildner { 40980387638SSascha Wildner struct termp *p; 41080387638SSascha Wildner 41180387638SSascha Wildner if (NULL != (p = pspdf_alloc(outopts))) 41280387638SSascha Wildner p->type = TERMTYPE_PDF; 41380387638SSascha Wildner 41480387638SSascha Wildner return(p); 41580387638SSascha Wildner } 41680387638SSascha Wildner 41780387638SSascha Wildner void * 41880387638SSascha Wildner ps_alloc(char *outopts) 41980387638SSascha Wildner { 42080387638SSascha Wildner struct termp *p; 42180387638SSascha Wildner 42280387638SSascha Wildner if (NULL != (p = pspdf_alloc(outopts))) 42380387638SSascha Wildner p->type = TERMTYPE_PS; 42480387638SSascha Wildner 42580387638SSascha Wildner return(p); 42680387638SSascha Wildner } 42780387638SSascha Wildner 42880387638SSascha Wildner static struct termp * 42980387638SSascha Wildner pspdf_alloc(char *outopts) 43080387638SSascha Wildner { 43180387638SSascha Wildner struct termp *p; 432*36342e81SSascha Wildner unsigned int pagex, pagey; 433*36342e81SSascha Wildner size_t marginx, marginy, lineheight; 43480387638SSascha Wildner const char *toks[2]; 43580387638SSascha Wildner const char *pp; 43680387638SSascha Wildner char *v; 43780387638SSascha Wildner 438a4c7eb57SSascha Wildner p = mandoc_calloc(1, sizeof(struct termp)); 439a4c7eb57SSascha Wildner p->enc = TERMENC_ASCII; 440a4c7eb57SSascha Wildner p->ps = mandoc_calloc(1, sizeof(struct termp_ps)); 44180387638SSascha Wildner 44280387638SSascha Wildner p->advance = ps_advance; 44380387638SSascha Wildner p->begin = ps_begin; 44480387638SSascha Wildner p->end = ps_end; 44580387638SSascha Wildner p->endline = ps_endline; 44680387638SSascha Wildner p->hspan = ps_hspan; 44780387638SSascha Wildner p->letter = ps_letter; 44880387638SSascha Wildner p->width = ps_width; 44980387638SSascha Wildner 45080387638SSascha Wildner toks[0] = "paper"; 45180387638SSascha Wildner toks[1] = NULL; 45280387638SSascha Wildner 45380387638SSascha Wildner pp = NULL; 45480387638SSascha Wildner 45580387638SSascha Wildner while (outopts && *outopts) 45680387638SSascha Wildner switch (getsubopt(&outopts, UNCONST(toks), &v)) { 45780387638SSascha Wildner case (0): 45880387638SSascha Wildner pp = v; 45980387638SSascha Wildner break; 46080387638SSascha Wildner default: 46180387638SSascha Wildner break; 46280387638SSascha Wildner } 46380387638SSascha Wildner 46480387638SSascha Wildner /* Default to US letter (millimetres). */ 46580387638SSascha Wildner 46680387638SSascha Wildner pagex = 216; 46780387638SSascha Wildner pagey = 279; 46880387638SSascha Wildner 46980387638SSascha Wildner /* 47080387638SSascha Wildner * The ISO-269 paper sizes can be calculated automatically, but 47180387638SSascha Wildner * it would require bringing in -lm for pow() and I'd rather not 47280387638SSascha Wildner * do that. So just do it the easy way for now. Since this 47380387638SSascha Wildner * only happens once, I'm not terribly concerned. 47480387638SSascha Wildner */ 47580387638SSascha Wildner 47680387638SSascha Wildner if (pp && strcasecmp(pp, "letter")) { 47780387638SSascha Wildner if (0 == strcasecmp(pp, "a3")) { 47880387638SSascha Wildner pagex = 297; 47980387638SSascha Wildner pagey = 420; 48080387638SSascha Wildner } else if (0 == strcasecmp(pp, "a4")) { 48180387638SSascha Wildner pagex = 210; 48280387638SSascha Wildner pagey = 297; 48380387638SSascha Wildner } else if (0 == strcasecmp(pp, "a5")) { 48480387638SSascha Wildner pagex = 148; 48580387638SSascha Wildner pagey = 210; 48680387638SSascha Wildner } else if (0 == strcasecmp(pp, "legal")) { 48780387638SSascha Wildner pagex = 216; 48880387638SSascha Wildner pagey = 356; 489*36342e81SSascha Wildner } else if (2 != sscanf(pp, "%ux%u", &pagex, &pagey)) 49080387638SSascha Wildner fprintf(stderr, "%s: Unknown paper\n", pp); 491*36342e81SSascha Wildner } 49280387638SSascha Wildner 49380387638SSascha Wildner /* 49480387638SSascha Wildner * This MUST be defined before any PNT2AFM or AFM2PNT 49580387638SSascha Wildner * calculations occur. 49680387638SSascha Wildner */ 49780387638SSascha Wildner 498a4c7eb57SSascha Wildner p->ps->scale = 11; 49980387638SSascha Wildner 50080387638SSascha Wildner /* Remember millimetres -> AFM units. */ 50180387638SSascha Wildner 50280387638SSascha Wildner pagex = PNT2AFM(p, ((double)pagex * 2.834)); 50380387638SSascha Wildner pagey = PNT2AFM(p, ((double)pagey * 2.834)); 50480387638SSascha Wildner 50580387638SSascha Wildner /* Margins are 1/9 the page x and y. */ 50680387638SSascha Wildner 50780387638SSascha Wildner marginx = /* LINTED */ 50880387638SSascha Wildner (size_t)((double)pagex / 9.0); 50980387638SSascha Wildner marginy = /* LINTED */ 51080387638SSascha Wildner (size_t)((double)pagey / 9.0); 51180387638SSascha Wildner 51280387638SSascha Wildner /* Line-height is 1.4em. */ 51380387638SSascha Wildner 514a4c7eb57SSascha Wildner lineheight = PNT2AFM(p, ((double)p->ps->scale * 1.4)); 51580387638SSascha Wildner 516*36342e81SSascha Wildner p->ps->width = (size_t)pagex; 517*36342e81SSascha Wildner p->ps->height = (size_t)pagey; 518a4c7eb57SSascha Wildner p->ps->header = pagey - (marginy / 2) - (lineheight / 2); 519a4c7eb57SSascha Wildner p->ps->top = pagey - marginy; 520a4c7eb57SSascha Wildner p->ps->footer = (marginy / 2) - (lineheight / 2); 521a4c7eb57SSascha Wildner p->ps->bottom = marginy; 522a4c7eb57SSascha Wildner p->ps->left = marginx; 523a4c7eb57SSascha Wildner p->ps->lineheight = lineheight; 52480387638SSascha Wildner 52580387638SSascha Wildner p->defrmargin = pagex - (marginx * 2); 52680387638SSascha Wildner return(p); 52780387638SSascha Wildner } 52880387638SSascha Wildner 52980387638SSascha Wildner 53080387638SSascha Wildner void 53180387638SSascha Wildner pspdf_free(void *arg) 53280387638SSascha Wildner { 53380387638SSascha Wildner struct termp *p; 53480387638SSascha Wildner 53580387638SSascha Wildner p = (struct termp *)arg; 53680387638SSascha Wildner 537a4c7eb57SSascha Wildner if (p->ps->psmarg) 538a4c7eb57SSascha Wildner free(p->ps->psmarg); 539a4c7eb57SSascha Wildner if (p->ps->pdfobjs) 540a4c7eb57SSascha Wildner free(p->ps->pdfobjs); 54180387638SSascha Wildner 542a4c7eb57SSascha Wildner free(p->ps); 54380387638SSascha Wildner term_free(p); 54480387638SSascha Wildner } 54580387638SSascha Wildner 54680387638SSascha Wildner 54780387638SSascha Wildner static void 54880387638SSascha Wildner ps_printf(struct termp *p, const char *fmt, ...) 54980387638SSascha Wildner { 55080387638SSascha Wildner va_list ap; 55180387638SSascha Wildner int pos, len; 55280387638SSascha Wildner 55380387638SSascha Wildner va_start(ap, fmt); 55480387638SSascha Wildner 55580387638SSascha Wildner /* 55680387638SSascha Wildner * If we're running in regular mode, then pipe directly into 55780387638SSascha Wildner * vprintf(). If we're processing margins, then push the data 55880387638SSascha Wildner * into our growable margin buffer. 55980387638SSascha Wildner */ 56080387638SSascha Wildner 561a4c7eb57SSascha Wildner if ( ! (PS_MARGINS & p->ps->flags)) { 56280387638SSascha Wildner len = vprintf(fmt, ap); 56380387638SSascha Wildner va_end(ap); 564a4c7eb57SSascha Wildner p->ps->pdfbytes += /* LINTED */ 56580387638SSascha Wildner len < 0 ? 0 : (size_t)len; 56680387638SSascha Wildner return; 56780387638SSascha Wildner } 56880387638SSascha Wildner 56980387638SSascha Wildner /* 57080387638SSascha Wildner * XXX: I assume that the in-margin print won't exceed 57180387638SSascha Wildner * PS_BUFSLOP (128 bytes), which is reasonable but still an 57280387638SSascha Wildner * assumption that will cause pukeage if it's not the case. 57380387638SSascha Wildner */ 57480387638SSascha Wildner 57580387638SSascha Wildner ps_growbuf(p, PS_BUFSLOP); 57680387638SSascha Wildner 577a4c7eb57SSascha Wildner pos = (int)p->ps->psmargcur; 578*36342e81SSascha Wildner vsnprintf(&p->ps->psmarg[pos], PS_BUFSLOP, fmt, ap); 57980387638SSascha Wildner 58080387638SSascha Wildner va_end(ap); 58180387638SSascha Wildner 582a4c7eb57SSascha Wildner p->ps->psmargcur = strlen(p->ps->psmarg); 58380387638SSascha Wildner } 58480387638SSascha Wildner 58580387638SSascha Wildner 58680387638SSascha Wildner static void 58780387638SSascha Wildner ps_putchar(struct termp *p, char c) 58880387638SSascha Wildner { 58980387638SSascha Wildner int pos; 59080387638SSascha Wildner 59180387638SSascha Wildner /* See ps_printf(). */ 59280387638SSascha Wildner 593a4c7eb57SSascha Wildner if ( ! (PS_MARGINS & p->ps->flags)) { 59480387638SSascha Wildner /* LINTED */ 59580387638SSascha Wildner putchar(c); 596a4c7eb57SSascha Wildner p->ps->pdfbytes++; 59780387638SSascha Wildner return; 59880387638SSascha Wildner } 59980387638SSascha Wildner 60080387638SSascha Wildner ps_growbuf(p, 2); 60180387638SSascha Wildner 602a4c7eb57SSascha Wildner pos = (int)p->ps->psmargcur++; 603a4c7eb57SSascha Wildner p->ps->psmarg[pos++] = c; 604a4c7eb57SSascha Wildner p->ps->psmarg[pos] = '\0'; 60580387638SSascha Wildner } 60680387638SSascha Wildner 60780387638SSascha Wildner 60880387638SSascha Wildner static void 60980387638SSascha Wildner pdf_obj(struct termp *p, size_t obj) 61080387638SSascha Wildner { 61180387638SSascha Wildner 61280387638SSascha Wildner assert(obj > 0); 61380387638SSascha Wildner 614a4c7eb57SSascha Wildner if ((obj - 1) >= p->ps->pdfobjsz) { 615a4c7eb57SSascha Wildner p->ps->pdfobjsz = obj + 128; 616a4c7eb57SSascha Wildner p->ps->pdfobjs = realloc 617a4c7eb57SSascha Wildner (p->ps->pdfobjs, 618a4c7eb57SSascha Wildner p->ps->pdfobjsz * sizeof(size_t)); 619a4c7eb57SSascha Wildner if (NULL == p->ps->pdfobjs) { 62080387638SSascha Wildner perror(NULL); 62180387638SSascha Wildner exit((int)MANDOCLEVEL_SYSERR); 62280387638SSascha Wildner } 62380387638SSascha Wildner } 62480387638SSascha Wildner 625a4c7eb57SSascha Wildner p->ps->pdfobjs[(int)obj - 1] = p->ps->pdfbytes; 62680387638SSascha Wildner ps_printf(p, "%zu 0 obj\n", obj); 62780387638SSascha Wildner } 62880387638SSascha Wildner 62980387638SSascha Wildner 63080387638SSascha Wildner static void 63180387638SSascha Wildner ps_closepage(struct termp *p) 63280387638SSascha Wildner { 63380387638SSascha Wildner int i; 63480387638SSascha Wildner size_t len, base; 63580387638SSascha Wildner 63680387638SSascha Wildner /* 63780387638SSascha Wildner * Close out a page that we've already flushed to output. In 63880387638SSascha Wildner * PostScript, we simply note that the page must be showed. In 63980387638SSascha Wildner * PDF, we must now create the Length, Resource, and Page node 64080387638SSascha Wildner * for the page contents. 64180387638SSascha Wildner */ 64280387638SSascha Wildner 643a4c7eb57SSascha Wildner assert(p->ps->psmarg && p->ps->psmarg[0]); 644a4c7eb57SSascha Wildner ps_printf(p, "%s", p->ps->psmarg); 64580387638SSascha Wildner 64680387638SSascha Wildner if (TERMTYPE_PS != p->type) { 64780387638SSascha Wildner ps_printf(p, "ET\n"); 64880387638SSascha Wildner 649a4c7eb57SSascha Wildner len = p->ps->pdfbytes - p->ps->pdflastpg; 650a4c7eb57SSascha Wildner base = p->ps->pages * 4 + p->ps->pdfbody; 65180387638SSascha Wildner 65280387638SSascha Wildner ps_printf(p, "endstream\nendobj\n"); 65380387638SSascha Wildner 65480387638SSascha Wildner /* Length of content. */ 65580387638SSascha Wildner pdf_obj(p, base + 1); 65680387638SSascha Wildner ps_printf(p, "%zu\nendobj\n", len); 65780387638SSascha Wildner 65880387638SSascha Wildner /* Resource for content. */ 65980387638SSascha Wildner pdf_obj(p, base + 2); 66080387638SSascha Wildner ps_printf(p, "<<\n/ProcSet [/PDF /Text]\n"); 66180387638SSascha Wildner ps_printf(p, "/Font <<\n"); 66280387638SSascha Wildner for (i = 0; i < (int)TERMFONT__MAX; i++) 66380387638SSascha Wildner ps_printf(p, "/F%d %d 0 R\n", i, 3 + i); 66480387638SSascha Wildner ps_printf(p, ">>\n>>\n"); 66580387638SSascha Wildner 66680387638SSascha Wildner /* Page node. */ 66780387638SSascha Wildner pdf_obj(p, base + 3); 66880387638SSascha Wildner ps_printf(p, "<<\n"); 66980387638SSascha Wildner ps_printf(p, "/Type /Page\n"); 67080387638SSascha Wildner ps_printf(p, "/Parent 2 0 R\n"); 67180387638SSascha Wildner ps_printf(p, "/Resources %zu 0 R\n", base + 2); 67280387638SSascha Wildner ps_printf(p, "/Contents %zu 0 R\n", base); 67380387638SSascha Wildner ps_printf(p, ">>\nendobj\n"); 67480387638SSascha Wildner } else 67580387638SSascha Wildner ps_printf(p, "showpage\n"); 67680387638SSascha Wildner 677a4c7eb57SSascha Wildner p->ps->pages++; 678a4c7eb57SSascha Wildner p->ps->psrow = p->ps->top; 679a4c7eb57SSascha Wildner assert( ! (PS_NEWPAGE & p->ps->flags)); 680a4c7eb57SSascha Wildner p->ps->flags |= PS_NEWPAGE; 68180387638SSascha Wildner } 68280387638SSascha Wildner 68380387638SSascha Wildner 68480387638SSascha Wildner /* ARGSUSED */ 68580387638SSascha Wildner static void 68680387638SSascha Wildner ps_end(struct termp *p) 68780387638SSascha Wildner { 68880387638SSascha Wildner size_t i, xref, base; 68980387638SSascha Wildner 69080387638SSascha Wildner /* 69180387638SSascha Wildner * At the end of the file, do one last showpage. This is the 69280387638SSascha Wildner * same behaviour as groff(1) and works for multiple pages as 69380387638SSascha Wildner * well as just one. 69480387638SSascha Wildner */ 69580387638SSascha Wildner 696a4c7eb57SSascha Wildner if ( ! (PS_NEWPAGE & p->ps->flags)) { 697a4c7eb57SSascha Wildner assert(0 == p->ps->flags); 698a4c7eb57SSascha Wildner assert('\0' == p->ps->last); 69980387638SSascha Wildner ps_closepage(p); 70080387638SSascha Wildner } 70180387638SSascha Wildner 70280387638SSascha Wildner if (TERMTYPE_PS == p->type) { 70380387638SSascha Wildner ps_printf(p, "%%%%Trailer\n"); 704a4c7eb57SSascha Wildner ps_printf(p, "%%%%Pages: %zu\n", p->ps->pages); 70580387638SSascha Wildner ps_printf(p, "%%%%EOF\n"); 70680387638SSascha Wildner return; 70780387638SSascha Wildner } 70880387638SSascha Wildner 70980387638SSascha Wildner pdf_obj(p, 2); 71080387638SSascha Wildner ps_printf(p, "<<\n/Type /Pages\n"); 71180387638SSascha Wildner ps_printf(p, "/MediaBox [0 0 %zu %zu]\n", 712a4c7eb57SSascha Wildner (size_t)AFM2PNT(p, p->ps->width), 713a4c7eb57SSascha Wildner (size_t)AFM2PNT(p, p->ps->height)); 71480387638SSascha Wildner 715a4c7eb57SSascha Wildner ps_printf(p, "/Count %zu\n", p->ps->pages); 71680387638SSascha Wildner ps_printf(p, "/Kids ["); 71780387638SSascha Wildner 718a4c7eb57SSascha Wildner for (i = 0; i < p->ps->pages; i++) 71980387638SSascha Wildner ps_printf(p, " %zu 0 R", i * 4 + 720a4c7eb57SSascha Wildner p->ps->pdfbody + 3); 72180387638SSascha Wildner 722a4c7eb57SSascha Wildner base = (p->ps->pages - 1) * 4 + 723a4c7eb57SSascha Wildner p->ps->pdfbody + 4; 72480387638SSascha Wildner 72580387638SSascha Wildner ps_printf(p, "]\n>>\nendobj\n"); 72680387638SSascha Wildner pdf_obj(p, base); 72780387638SSascha Wildner ps_printf(p, "<<\n"); 72880387638SSascha Wildner ps_printf(p, "/Type /Catalog\n"); 72980387638SSascha Wildner ps_printf(p, "/Pages 2 0 R\n"); 73080387638SSascha Wildner ps_printf(p, ">>\n"); 731a4c7eb57SSascha Wildner xref = p->ps->pdfbytes; 73280387638SSascha Wildner ps_printf(p, "xref\n"); 73380387638SSascha Wildner ps_printf(p, "0 %zu\n", base + 1); 73480387638SSascha Wildner ps_printf(p, "0000000000 65535 f \n"); 73580387638SSascha Wildner 73680387638SSascha Wildner for (i = 0; i < base; i++) 73780387638SSascha Wildner ps_printf(p, "%.10zu 00000 n \n", 738a4c7eb57SSascha Wildner p->ps->pdfobjs[(int)i]); 73980387638SSascha Wildner 74080387638SSascha Wildner ps_printf(p, "trailer\n"); 74180387638SSascha Wildner ps_printf(p, "<<\n"); 74280387638SSascha Wildner ps_printf(p, "/Size %zu\n", base + 1); 74380387638SSascha Wildner ps_printf(p, "/Root %zu 0 R\n", base); 74480387638SSascha Wildner ps_printf(p, "/Info 1 0 R\n"); 74580387638SSascha Wildner ps_printf(p, ">>\n"); 74680387638SSascha Wildner ps_printf(p, "startxref\n"); 74780387638SSascha Wildner ps_printf(p, "%zu\n", xref); 74880387638SSascha Wildner ps_printf(p, "%%%%EOF\n"); 74980387638SSascha Wildner } 75080387638SSascha Wildner 75180387638SSascha Wildner 75280387638SSascha Wildner static void 75380387638SSascha Wildner ps_begin(struct termp *p) 75480387638SSascha Wildner { 75580387638SSascha Wildner time_t t; 75680387638SSascha Wildner int i; 75780387638SSascha Wildner 75880387638SSascha Wildner /* 75980387638SSascha Wildner * Print margins into margin buffer. Nothing gets output to the 76080387638SSascha Wildner * screen yet, so we don't need to initialise the primary state. 76180387638SSascha Wildner */ 76280387638SSascha Wildner 763a4c7eb57SSascha Wildner if (p->ps->psmarg) { 764a4c7eb57SSascha Wildner assert(p->ps->psmargsz); 765a4c7eb57SSascha Wildner p->ps->psmarg[0] = '\0'; 76680387638SSascha Wildner } 76780387638SSascha Wildner 768a4c7eb57SSascha Wildner /*p->ps->pdfbytes = 0;*/ 769a4c7eb57SSascha Wildner p->ps->psmargcur = 0; 770a4c7eb57SSascha Wildner p->ps->flags = PS_MARGINS; 771a4c7eb57SSascha Wildner p->ps->pscol = p->ps->left; 772a4c7eb57SSascha Wildner p->ps->psrow = p->ps->header; 77380387638SSascha Wildner 77480387638SSascha Wildner ps_setfont(p, TERMFONT_NONE); 77580387638SSascha Wildner 77680387638SSascha Wildner (*p->headf)(p, p->argf); 77780387638SSascha Wildner (*p->endline)(p); 77880387638SSascha Wildner 779a4c7eb57SSascha Wildner p->ps->pscol = p->ps->left; 780a4c7eb57SSascha Wildner p->ps->psrow = p->ps->footer; 78180387638SSascha Wildner 78280387638SSascha Wildner (*p->footf)(p, p->argf); 78380387638SSascha Wildner (*p->endline)(p); 78480387638SSascha Wildner 785a4c7eb57SSascha Wildner p->ps->flags &= ~PS_MARGINS; 78680387638SSascha Wildner 787a4c7eb57SSascha Wildner assert(0 == p->ps->flags); 788a4c7eb57SSascha Wildner assert(p->ps->psmarg); 789a4c7eb57SSascha Wildner assert('\0' != p->ps->psmarg[0]); 79080387638SSascha Wildner 79180387638SSascha Wildner /* 79280387638SSascha Wildner * Print header and initialise page state. Following this, 79380387638SSascha Wildner * stuff gets printed to the screen, so make sure we're sane. 79480387638SSascha Wildner */ 79580387638SSascha Wildner 79680387638SSascha Wildner t = time(NULL); 79780387638SSascha Wildner 79880387638SSascha Wildner if (TERMTYPE_PS == p->type) { 79980387638SSascha Wildner ps_printf(p, "%%!PS-Adobe-3.0\n"); 80080387638SSascha Wildner ps_printf(p, "%%%%CreationDate: %s", ctime(&t)); 80180387638SSascha Wildner ps_printf(p, "%%%%DocumentData: Clean7Bit\n"); 80280387638SSascha Wildner ps_printf(p, "%%%%Orientation: Portrait\n"); 80380387638SSascha Wildner ps_printf(p, "%%%%Pages: (atend)\n"); 80480387638SSascha Wildner ps_printf(p, "%%%%PageOrder: Ascend\n"); 80580387638SSascha Wildner ps_printf(p, "%%%%DocumentMedia: " 80680387638SSascha Wildner "Default %zu %zu 0 () ()\n", 807a4c7eb57SSascha Wildner (size_t)AFM2PNT(p, p->ps->width), 808a4c7eb57SSascha Wildner (size_t)AFM2PNT(p, p->ps->height)); 80980387638SSascha Wildner ps_printf(p, "%%%%DocumentNeededResources: font"); 81080387638SSascha Wildner 81180387638SSascha Wildner for (i = 0; i < (int)TERMFONT__MAX; i++) 81280387638SSascha Wildner ps_printf(p, " %s", fonts[i].name); 81380387638SSascha Wildner 81480387638SSascha Wildner ps_printf(p, "\n%%%%EndComments\n"); 81580387638SSascha Wildner } else { 81680387638SSascha Wildner ps_printf(p, "%%PDF-1.1\n"); 81780387638SSascha Wildner pdf_obj(p, 1); 81880387638SSascha Wildner ps_printf(p, "<<\n"); 81980387638SSascha Wildner ps_printf(p, ">>\n"); 82080387638SSascha Wildner ps_printf(p, "endobj\n"); 82180387638SSascha Wildner 82280387638SSascha Wildner for (i = 0; i < (int)TERMFONT__MAX; i++) { 82380387638SSascha Wildner pdf_obj(p, (size_t)i + 3); 82480387638SSascha Wildner ps_printf(p, "<<\n"); 82580387638SSascha Wildner ps_printf(p, "/Type /Font\n"); 82680387638SSascha Wildner ps_printf(p, "/Subtype /Type1\n"); 82780387638SSascha Wildner ps_printf(p, "/Name /F%zu\n", i); 82880387638SSascha Wildner ps_printf(p, "/BaseFont /%s\n", fonts[i].name); 82980387638SSascha Wildner ps_printf(p, ">>\n"); 83080387638SSascha Wildner } 83180387638SSascha Wildner } 83280387638SSascha Wildner 833a4c7eb57SSascha Wildner p->ps->pdfbody = (size_t)TERMFONT__MAX + 3; 834a4c7eb57SSascha Wildner p->ps->pscol = p->ps->left; 835a4c7eb57SSascha Wildner p->ps->psrow = p->ps->top; 836a4c7eb57SSascha Wildner p->ps->flags |= PS_NEWPAGE; 83780387638SSascha Wildner ps_setfont(p, TERMFONT_NONE); 83880387638SSascha Wildner } 83980387638SSascha Wildner 84080387638SSascha Wildner 84180387638SSascha Wildner static void 84280387638SSascha Wildner ps_pletter(struct termp *p, int c) 84380387638SSascha Wildner { 84480387638SSascha Wildner int f; 84580387638SSascha Wildner 84680387638SSascha Wildner /* 84780387638SSascha Wildner * If we haven't opened a page context, then output that we're 84880387638SSascha Wildner * in a new page and make sure the font is correctly set. 84980387638SSascha Wildner */ 85080387638SSascha Wildner 851a4c7eb57SSascha Wildner if (PS_NEWPAGE & p->ps->flags) { 85280387638SSascha Wildner if (TERMTYPE_PS == p->type) { 85380387638SSascha Wildner ps_printf(p, "%%%%Page: %zu %zu\n", 854a4c7eb57SSascha Wildner p->ps->pages + 1, 855a4c7eb57SSascha Wildner p->ps->pages + 1); 85680387638SSascha Wildner ps_printf(p, "/%s %zu selectfont\n", 857a4c7eb57SSascha Wildner fonts[(int)p->ps->lastf].name, 858a4c7eb57SSascha Wildner p->ps->scale); 85980387638SSascha Wildner } else { 860a4c7eb57SSascha Wildner pdf_obj(p, p->ps->pdfbody + 861a4c7eb57SSascha Wildner p->ps->pages * 4); 86280387638SSascha Wildner ps_printf(p, "<<\n"); 86380387638SSascha Wildner ps_printf(p, "/Length %zu 0 R\n", 864a4c7eb57SSascha Wildner p->ps->pdfbody + 1 + 865a4c7eb57SSascha Wildner p->ps->pages * 4); 86680387638SSascha Wildner ps_printf(p, ">>\nstream\n"); 86780387638SSascha Wildner } 868a4c7eb57SSascha Wildner p->ps->pdflastpg = p->ps->pdfbytes; 869a4c7eb57SSascha Wildner p->ps->flags &= ~PS_NEWPAGE; 87080387638SSascha Wildner } 87180387638SSascha Wildner 87280387638SSascha Wildner /* 87380387638SSascha Wildner * If we're not in a PostScript "word" context, then open one 87480387638SSascha Wildner * now at the current cursor. 87580387638SSascha Wildner */ 87680387638SSascha Wildner 877a4c7eb57SSascha Wildner if ( ! (PS_INLINE & p->ps->flags)) { 87880387638SSascha Wildner if (TERMTYPE_PS != p->type) { 87980387638SSascha Wildner ps_printf(p, "BT\n/F%d %zu Tf\n", 880a4c7eb57SSascha Wildner (int)p->ps->lastf, 881a4c7eb57SSascha Wildner p->ps->scale); 88280387638SSascha Wildner ps_printf(p, "%.3f %.3f Td\n(", 883a4c7eb57SSascha Wildner AFM2PNT(p, p->ps->pscol), 884a4c7eb57SSascha Wildner AFM2PNT(p, p->ps->psrow)); 88580387638SSascha Wildner } else 88680387638SSascha Wildner ps_printf(p, "%.3f %.3f moveto\n(", 887a4c7eb57SSascha Wildner AFM2PNT(p, p->ps->pscol), 888a4c7eb57SSascha Wildner AFM2PNT(p, p->ps->psrow)); 889a4c7eb57SSascha Wildner p->ps->flags |= PS_INLINE; 89080387638SSascha Wildner } 89180387638SSascha Wildner 892a4c7eb57SSascha Wildner assert( ! (PS_NEWPAGE & p->ps->flags)); 89380387638SSascha Wildner 89480387638SSascha Wildner /* 89580387638SSascha Wildner * We need to escape these characters as per the PostScript 89680387638SSascha Wildner * specification. We would also escape non-graphable characters 89780387638SSascha Wildner * (like tabs), but none of them would get to this point and 89880387638SSascha Wildner * it's superfluous to abort() on them. 89980387638SSascha Wildner */ 90080387638SSascha Wildner 90180387638SSascha Wildner switch (c) { 90280387638SSascha Wildner case ('('): 90380387638SSascha Wildner /* FALLTHROUGH */ 90480387638SSascha Wildner case (')'): 90580387638SSascha Wildner /* FALLTHROUGH */ 90680387638SSascha Wildner case ('\\'): 90780387638SSascha Wildner ps_putchar(p, '\\'); 90880387638SSascha Wildner break; 90980387638SSascha Wildner default: 91080387638SSascha Wildner break; 91180387638SSascha Wildner } 91280387638SSascha Wildner 91380387638SSascha Wildner /* Write the character and adjust where we are on the page. */ 91480387638SSascha Wildner 915a4c7eb57SSascha Wildner f = (int)p->ps->lastf; 91680387638SSascha Wildner 91780387638SSascha Wildner if (c <= 32 || (c - 32 >= MAXCHAR)) { 91880387638SSascha Wildner ps_putchar(p, ' '); 919a4c7eb57SSascha Wildner p->ps->pscol += (size_t)fonts[f].gly[0].wx; 92080387638SSascha Wildner return; 92180387638SSascha Wildner } 92280387638SSascha Wildner 92380387638SSascha Wildner ps_putchar(p, (char)c); 92480387638SSascha Wildner c -= 32; 925a4c7eb57SSascha Wildner p->ps->pscol += (size_t)fonts[f].gly[c].wx; 92680387638SSascha Wildner } 92780387638SSascha Wildner 92880387638SSascha Wildner 92980387638SSascha Wildner static void 93080387638SSascha Wildner ps_pclose(struct termp *p) 93180387638SSascha Wildner { 93280387638SSascha Wildner 93380387638SSascha Wildner /* 93480387638SSascha Wildner * Spit out that we're exiting a word context (this is a 93580387638SSascha Wildner * "partial close" because we don't check the last-char buffer 93680387638SSascha Wildner * or anything). 93780387638SSascha Wildner */ 93880387638SSascha Wildner 939a4c7eb57SSascha Wildner if ( ! (PS_INLINE & p->ps->flags)) 94080387638SSascha Wildner return; 94180387638SSascha Wildner 94280387638SSascha Wildner if (TERMTYPE_PS != p->type) { 94380387638SSascha Wildner ps_printf(p, ") Tj\nET\n"); 94480387638SSascha Wildner } else 94580387638SSascha Wildner ps_printf(p, ") show\n"); 94680387638SSascha Wildner 947a4c7eb57SSascha Wildner p->ps->flags &= ~PS_INLINE; 94880387638SSascha Wildner } 94980387638SSascha Wildner 95080387638SSascha Wildner 95180387638SSascha Wildner static void 95280387638SSascha Wildner ps_fclose(struct termp *p) 95380387638SSascha Wildner { 95480387638SSascha Wildner 95580387638SSascha Wildner /* 95680387638SSascha Wildner * Strong closure: if we have a last-char, spit it out after 95780387638SSascha Wildner * checking that we're in the right font mode. This will of 95880387638SSascha Wildner * course open a new scope, if applicable. 95980387638SSascha Wildner * 96080387638SSascha Wildner * Following this, close out any scope that's open. 96180387638SSascha Wildner */ 96280387638SSascha Wildner 963a4c7eb57SSascha Wildner if ('\0' != p->ps->last) { 964a4c7eb57SSascha Wildner if (p->ps->lastf != TERMFONT_NONE) { 96580387638SSascha Wildner ps_pclose(p); 96680387638SSascha Wildner ps_setfont(p, TERMFONT_NONE); 96780387638SSascha Wildner } 968a4c7eb57SSascha Wildner ps_pletter(p, p->ps->last); 969a4c7eb57SSascha Wildner p->ps->last = '\0'; 97080387638SSascha Wildner } 97180387638SSascha Wildner 972a4c7eb57SSascha Wildner if ( ! (PS_INLINE & p->ps->flags)) 97380387638SSascha Wildner return; 97480387638SSascha Wildner 97580387638SSascha Wildner ps_pclose(p); 97680387638SSascha Wildner } 97780387638SSascha Wildner 97880387638SSascha Wildner 97980387638SSascha Wildner static void 980a4c7eb57SSascha Wildner ps_letter(struct termp *p, int arg) 98180387638SSascha Wildner { 982a4c7eb57SSascha Wildner char cc, c; 983a4c7eb57SSascha Wildner 984a4c7eb57SSascha Wildner /* LINTED */ 985a4c7eb57SSascha Wildner c = arg >= 128 || arg <= 0 ? '?' : arg; 98680387638SSascha Wildner 98780387638SSascha Wildner /* 98880387638SSascha Wildner * State machine dictates whether to buffer the last character 98980387638SSascha Wildner * or not. Basically, encoded words are detected by checking if 99080387638SSascha Wildner * we're an "8" and switching on the buffer. Then we put "8" in 99180387638SSascha Wildner * our buffer, and on the next charater, flush both character 99280387638SSascha Wildner * and buffer. Thus, "regular" words are detected by having a 99380387638SSascha Wildner * regular character and a regular buffer character. 99480387638SSascha Wildner */ 99580387638SSascha Wildner 996a4c7eb57SSascha Wildner if ('\0' == p->ps->last) { 99780387638SSascha Wildner assert(8 != c); 998a4c7eb57SSascha Wildner p->ps->last = c; 99980387638SSascha Wildner return; 1000a4c7eb57SSascha Wildner } else if (8 == p->ps->last) { 100180387638SSascha Wildner assert(8 != c); 1002a4c7eb57SSascha Wildner p->ps->last = '\0'; 100380387638SSascha Wildner } else if (8 == c) { 1004a4c7eb57SSascha Wildner assert(8 != p->ps->last); 1005a4c7eb57SSascha Wildner if ('_' == p->ps->last) { 1006a4c7eb57SSascha Wildner if (p->ps->lastf != TERMFONT_UNDER) { 100780387638SSascha Wildner ps_pclose(p); 100880387638SSascha Wildner ps_setfont(p, TERMFONT_UNDER); 100980387638SSascha Wildner } 1010a4c7eb57SSascha Wildner } else if (p->ps->lastf != TERMFONT_BOLD) { 101180387638SSascha Wildner ps_pclose(p); 101280387638SSascha Wildner ps_setfont(p, TERMFONT_BOLD); 101380387638SSascha Wildner } 1014a4c7eb57SSascha Wildner p->ps->last = c; 101580387638SSascha Wildner return; 101680387638SSascha Wildner } else { 1017a4c7eb57SSascha Wildner if (p->ps->lastf != TERMFONT_NONE) { 101880387638SSascha Wildner ps_pclose(p); 101980387638SSascha Wildner ps_setfont(p, TERMFONT_NONE); 102080387638SSascha Wildner } 1021a4c7eb57SSascha Wildner cc = p->ps->last; 1022a4c7eb57SSascha Wildner p->ps->last = c; 102380387638SSascha Wildner c = cc; 102480387638SSascha Wildner } 102580387638SSascha Wildner 102680387638SSascha Wildner ps_pletter(p, c); 102780387638SSascha Wildner } 102880387638SSascha Wildner 102980387638SSascha Wildner 103080387638SSascha Wildner static void 103180387638SSascha Wildner ps_advance(struct termp *p, size_t len) 103280387638SSascha Wildner { 103380387638SSascha Wildner 103480387638SSascha Wildner /* 103580387638SSascha Wildner * Advance some spaces. This can probably be made smarter, 103680387638SSascha Wildner * i.e., to have multiple space-separated words in the same 103780387638SSascha Wildner * scope, but this is easier: just close out the current scope 103880387638SSascha Wildner * and readjust our column settings. 103980387638SSascha Wildner */ 104080387638SSascha Wildner 104180387638SSascha Wildner ps_fclose(p); 1042a4c7eb57SSascha Wildner p->ps->pscol += len; 104380387638SSascha Wildner } 104480387638SSascha Wildner 104580387638SSascha Wildner 104680387638SSascha Wildner static void 104780387638SSascha Wildner ps_endline(struct termp *p) 104880387638SSascha Wildner { 104980387638SSascha Wildner 105080387638SSascha Wildner /* Close out any scopes we have open: we're at eoln. */ 105180387638SSascha Wildner 105280387638SSascha Wildner ps_fclose(p); 105380387638SSascha Wildner 105480387638SSascha Wildner /* 105580387638SSascha Wildner * If we're in the margin, don't try to recalculate our current 105680387638SSascha Wildner * row. XXX: if the column tries to be fancy with multiple 105780387638SSascha Wildner * lines, we'll do nasty stuff. 105880387638SSascha Wildner */ 105980387638SSascha Wildner 1060a4c7eb57SSascha Wildner if (PS_MARGINS & p->ps->flags) 106180387638SSascha Wildner return; 106280387638SSascha Wildner 106380387638SSascha Wildner /* Left-justify. */ 106480387638SSascha Wildner 1065a4c7eb57SSascha Wildner p->ps->pscol = p->ps->left; 106680387638SSascha Wildner 106780387638SSascha Wildner /* If we haven't printed anything, return. */ 106880387638SSascha Wildner 1069a4c7eb57SSascha Wildner if (PS_NEWPAGE & p->ps->flags) 107080387638SSascha Wildner return; 107180387638SSascha Wildner 107280387638SSascha Wildner /* 107380387638SSascha Wildner * Put us down a line. If we're at the page bottom, spit out a 107480387638SSascha Wildner * showpage and restart our row. 107580387638SSascha Wildner */ 107680387638SSascha Wildner 1077a4c7eb57SSascha Wildner if (p->ps->psrow >= p->ps->lineheight + 1078a4c7eb57SSascha Wildner p->ps->bottom) { 1079a4c7eb57SSascha Wildner p->ps->psrow -= p->ps->lineheight; 108080387638SSascha Wildner return; 108180387638SSascha Wildner } 108280387638SSascha Wildner 108380387638SSascha Wildner ps_closepage(p); 108480387638SSascha Wildner } 108580387638SSascha Wildner 108680387638SSascha Wildner 108780387638SSascha Wildner static void 108880387638SSascha Wildner ps_setfont(struct termp *p, enum termfont f) 108980387638SSascha Wildner { 109080387638SSascha Wildner 109180387638SSascha Wildner assert(f < TERMFONT__MAX); 1092a4c7eb57SSascha Wildner p->ps->lastf = f; 109380387638SSascha Wildner 109480387638SSascha Wildner /* 109580387638SSascha Wildner * If we're still at the top of the page, let the font-setting 109680387638SSascha Wildner * be delayed until we actually have stuff to print. 109780387638SSascha Wildner */ 109880387638SSascha Wildner 1099a4c7eb57SSascha Wildner if (PS_NEWPAGE & p->ps->flags) 110080387638SSascha Wildner return; 110180387638SSascha Wildner 110280387638SSascha Wildner if (TERMTYPE_PS == p->type) 110380387638SSascha Wildner ps_printf(p, "/%s %zu selectfont\n", 110480387638SSascha Wildner fonts[(int)f].name, 1105a4c7eb57SSascha Wildner p->ps->scale); 110680387638SSascha Wildner else 110780387638SSascha Wildner ps_printf(p, "/F%d %zu Tf\n", 110880387638SSascha Wildner (int)f, 1109a4c7eb57SSascha Wildner p->ps->scale); 111080387638SSascha Wildner } 111180387638SSascha Wildner 111280387638SSascha Wildner 111380387638SSascha Wildner /* ARGSUSED */ 111480387638SSascha Wildner static size_t 1115a4c7eb57SSascha Wildner ps_width(const struct termp *p, int c) 111680387638SSascha Wildner { 111780387638SSascha Wildner 111880387638SSascha Wildner if (c <= 32 || c - 32 >= MAXCHAR) 111980387638SSascha Wildner return((size_t)fonts[(int)TERMFONT_NONE].gly[0].wx); 112080387638SSascha Wildner 112180387638SSascha Wildner c -= 32; 1122a4c7eb57SSascha Wildner return((size_t)fonts[(int)TERMFONT_NONE].gly[c].wx); 112380387638SSascha Wildner } 112480387638SSascha Wildner 112580387638SSascha Wildner 112680387638SSascha Wildner static double 112780387638SSascha Wildner ps_hspan(const struct termp *p, const struct roffsu *su) 112880387638SSascha Wildner { 112980387638SSascha Wildner double r; 113080387638SSascha Wildner 113180387638SSascha Wildner /* 113280387638SSascha Wildner * All of these measurements are derived by converting from the 113380387638SSascha Wildner * native measurement to AFM units. 113480387638SSascha Wildner */ 113580387638SSascha Wildner 113680387638SSascha Wildner switch (su->unit) { 113780387638SSascha Wildner case (SCALE_CM): 113880387638SSascha Wildner r = PNT2AFM(p, su->scale * 28.34); 113980387638SSascha Wildner break; 114080387638SSascha Wildner case (SCALE_IN): 114180387638SSascha Wildner r = PNT2AFM(p, su->scale * 72); 114280387638SSascha Wildner break; 114380387638SSascha Wildner case (SCALE_PC): 114480387638SSascha Wildner r = PNT2AFM(p, su->scale * 12); 114580387638SSascha Wildner break; 114680387638SSascha Wildner case (SCALE_PT): 114780387638SSascha Wildner r = PNT2AFM(p, su->scale * 100); 114880387638SSascha Wildner break; 114980387638SSascha Wildner case (SCALE_EM): 115080387638SSascha Wildner r = su->scale * 115180387638SSascha Wildner fonts[(int)TERMFONT_NONE].gly[109 - 32].wx; 115280387638SSascha Wildner break; 115380387638SSascha Wildner case (SCALE_MM): 115480387638SSascha Wildner r = PNT2AFM(p, su->scale * 2.834); 115580387638SSascha Wildner break; 115680387638SSascha Wildner case (SCALE_EN): 115780387638SSascha Wildner r = su->scale * 115880387638SSascha Wildner fonts[(int)TERMFONT_NONE].gly[110 - 32].wx; 115980387638SSascha Wildner break; 116080387638SSascha Wildner case (SCALE_VS): 1161a4c7eb57SSascha Wildner r = su->scale * p->ps->lineheight; 116280387638SSascha Wildner break; 116380387638SSascha Wildner default: 116480387638SSascha Wildner r = su->scale; 116580387638SSascha Wildner break; 116680387638SSascha Wildner } 116780387638SSascha Wildner 116880387638SSascha Wildner return(r); 116980387638SSascha Wildner } 117080387638SSascha Wildner 1171a4c7eb57SSascha Wildner static void 1172a4c7eb57SSascha Wildner ps_growbuf(struct termp *p, size_t sz) 1173a4c7eb57SSascha Wildner { 1174a4c7eb57SSascha Wildner if (p->ps->psmargcur + sz <= p->ps->psmargsz) 1175a4c7eb57SSascha Wildner return; 1176a4c7eb57SSascha Wildner 1177a4c7eb57SSascha Wildner if (sz < PS_BUFSLOP) 1178a4c7eb57SSascha Wildner sz = PS_BUFSLOP; 1179a4c7eb57SSascha Wildner 1180a4c7eb57SSascha Wildner p->ps->psmargsz += sz; 1181a4c7eb57SSascha Wildner 1182a4c7eb57SSascha Wildner p->ps->psmarg = mandoc_realloc 1183a4c7eb57SSascha Wildner (p->ps->psmarg, p->ps->psmargsz); 1184a4c7eb57SSascha Wildner } 1185a4c7eb57SSascha Wildner 1186