1 /* $Id: term_ps.c,v 1.72 2015/01/21 19:40:54 schwarze Exp $ */
3 * Copyright (c) 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
4 * Copyright (c) 2014, 2015 Ingo Schwarze <schwarze@openbsd.org>
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.
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.
20 #include <sys/types.h>
30 #include "mandoc_aux.h"
35 /* These work the buffer used by the header and footer. */
36 #define PS_BUFSLOP 128
38 /* Convert PostScript point "x" to an AFM unit. */
39 #define PNT2AFM(p, x) \
40 (size_t)((double)(x) * (1000.0 / (double)(p)->ps->scale))
42 /* Convert an AFM unit "x" to a PostScript points */
43 #define AFM2PNT(p, x) \
44 ((double)(x) / (1000.0 / (double)(p)->ps->scale))
47 unsigned short wx; /* WX in AFM */
51 const char *name; /* FontName in AFM */
52 #define MAXCHAR 95 /* total characters we can handle */
53 struct glyph gly[MAXCHAR]; /* glyph metrics */
58 #define PS_INLINE (1 << 0) /* we're in a word */
59 #define PS_MARGINS (1 << 1) /* we're in the margins */
60 #define PS_NEWPAGE (1 << 2) /* new page, no words yet */
61 #define PS_BACKSP (1 << 3) /* last character was backspace */
62 size_t pscol; /* visible column (AFM units) */
63 size_t pscolnext; /* used for overstrike */
64 size_t psrow; /* visible row (AFM units) */
65 char *psmarg; /* margin buf */
66 size_t psmargsz; /* margin buf size */
67 size_t psmargcur; /* cur index in margin buf */
68 char last; /* last non-backspace seen */
69 enum termfont lastf; /* last set font */
70 enum termfont nextf; /* building next font here */
71 size_t scale; /* font scaling factor */
72 size_t pages; /* number of pages shown */
73 size_t lineheight; /* line height (AFM units) */
74 size_t top; /* body top (AFM units) */
75 size_t bottom; /* body bottom (AFM units) */
76 size_t height; /* page height (AFM units */
77 size_t width; /* page width (AFM units) */
78 size_t lastwidth; /* page width before last ll */
79 size_t left; /* body left (AFM units) */
80 size_t header; /* header pos (AFM units) */
81 size_t footer; /* footer pos (AFM units) */
82 size_t pdfbytes; /* current output byte */
83 size_t pdflastpg; /* byte of last page mark */
84 size_t pdfbody; /* start of body object */
85 size_t *pdfobjs; /* table of object offsets */
86 size_t pdfobjsz; /* size of pdfobjs */
89 static double ps_hspan(const struct termp *,
90 const struct roffsu *);
91 static size_t ps_width(const struct termp *, int);
92 static void ps_advance(struct termp *, size_t);
93 static void ps_begin(struct termp *);
94 static void ps_closepage(struct termp *);
95 static void ps_end(struct termp *);
96 static void ps_endline(struct termp *);
97 static void ps_fclose(struct termp *);
98 static void ps_growbuf(struct termp *, size_t);
99 static void ps_letter(struct termp *, int);
100 static void ps_pclose(struct termp *);
101 static void ps_pletter(struct termp *, int);
102 #if __GNUC__ - 0 >= 4
103 __attribute__((__format__ (__printf__, 2, 3)))
105 static void ps_printf(struct termp *, const char *, ...);
106 static void ps_putchar(struct termp *, char);
107 static void ps_setfont(struct termp *, enum termfont);
108 static void ps_setwidth(struct termp *, int, size_t);
109 static struct termp *pspdf_alloc(const struct mchars *, char *);
110 static void pdf_obj(struct termp *, size_t);
113 * We define, for the time being, three fonts: bold, oblique/italic, and
114 * normal (roman). The following table hard-codes the font metrics for
115 * ASCII, i.e., 32--127.
118 static const struct font fonts[TERMFONT__MAX] = {
410 { "Times-BoldItalic", {
510 pdf_alloc(const struct mchars *mchars, char *outopts)
514 if (NULL != (p = pspdf_alloc(mchars, outopts)))
515 p->type = TERMTYPE_PDF;
521 ps_alloc(const struct mchars *mchars, char *outopts)
525 if (NULL != (p = pspdf_alloc(mchars, outopts)))
526 p->type = TERMTYPE_PS;
531 static struct termp *
532 pspdf_alloc(const struct mchars *mchars, char *outopts)
535 unsigned int pagex, pagey;
536 size_t marginx, marginy, lineheight;
541 p = mandoc_calloc(1, sizeof(struct termp));
543 p->enc = TERMENC_ASCII;
544 p->fontq = mandoc_reallocarray(NULL,
545 (p->fontsz = 8), sizeof(enum termfont));
546 p->fontq[0] = p->fontl = TERMFONT_NONE;
547 p->ps = mandoc_calloc(1, sizeof(struct termp_ps));
549 p->advance = ps_advance;
552 p->endline = ps_endline;
554 p->letter = ps_letter;
555 p->setwidth = ps_setwidth;
563 while (outopts && *outopts)
564 switch (getsubopt(&outopts, UNCONST(toks), &v)) {
572 /* Default to US letter (millimetres). */
578 * The ISO-269 paper sizes can be calculated automatically, but
579 * it would require bringing in -lm for pow() and I'd rather not
580 * do that. So just do it the easy way for now. Since this
581 * only happens once, I'm not terribly concerned.
584 if (pp && strcasecmp(pp, "letter")) {
585 if (0 == strcasecmp(pp, "a3")) {
588 } else if (0 == strcasecmp(pp, "a4")) {
591 } else if (0 == strcasecmp(pp, "a5")) {
594 } else if (0 == strcasecmp(pp, "legal")) {
597 } else if (2 != sscanf(pp, "%ux%u", &pagex, &pagey))
598 fprintf(stderr, "%s: Unknown paper\n", pp);
602 * This MUST be defined before any PNT2AFM or AFM2PNT
603 * calculations occur.
608 /* Remember millimetres -> AFM units. */
610 pagex = PNT2AFM(p, ((double)pagex * 2.834));
611 pagey = PNT2AFM(p, ((double)pagey * 2.834));
613 /* Margins are 1/9 the page x and y. */
615 marginx = (size_t)((double)pagex / 9.0);
616 marginy = (size_t)((double)pagey / 9.0);
618 /* Line-height is 1.4em. */
620 lineheight = PNT2AFM(p, ((double)p->ps->scale * 1.4));
622 p->ps->width = p->ps->lastwidth = (size_t)pagex;
623 p->ps->height = (size_t)pagey;
624 p->ps->header = pagey - (marginy / 2) - (lineheight / 2);
625 p->ps->top = pagey - marginy;
626 p->ps->footer = (marginy / 2) - (lineheight / 2);
627 p->ps->bottom = marginy;
628 p->ps->left = marginx;
629 p->ps->lineheight = lineheight;
631 p->defrmargin = pagex - (marginx * 2);
636 ps_setwidth(struct termp *p, int iop, size_t width)
640 lastwidth = p->ps->width;
642 p->ps->width += width;
644 p->ps->width = width ? width : p->ps->lastwidth;
645 else if (p->ps->width > width)
646 p->ps->width -= width;
649 p->ps->lastwidth = lastwidth;
653 pspdf_free(void *arg)
657 p = (struct termp *)arg;
662 free(p->ps->pdfobjs);
669 ps_printf(struct termp *p, const char *fmt, ...)
677 * If we're running in regular mode, then pipe directly into
678 * vprintf(). If we're processing margins, then push the data
679 * into our growable margin buffer.
682 if ( ! (PS_MARGINS & p->ps->flags)) {
683 len = vprintf(fmt, ap);
685 p->ps->pdfbytes += len < 0 ? 0 : (size_t)len;
690 * XXX: I assume that the in-margin print won't exceed
691 * PS_BUFSLOP (128 bytes), which is reasonable but still an
692 * assumption that will cause pukeage if it's not the case.
695 ps_growbuf(p, PS_BUFSLOP);
697 pos = (int)p->ps->psmargcur;
698 vsnprintf(&p->ps->psmarg[pos], PS_BUFSLOP, fmt, ap);
702 p->ps->psmargcur = strlen(p->ps->psmarg);
706 ps_putchar(struct termp *p, char c)
710 /* See ps_printf(). */
712 if ( ! (PS_MARGINS & p->ps->flags)) {
720 pos = (int)p->ps->psmargcur++;
721 p->ps->psmarg[pos++] = c;
722 p->ps->psmarg[pos] = '\0';
726 pdf_obj(struct termp *p, size_t obj)
731 if ((obj - 1) >= p->ps->pdfobjsz) {
732 p->ps->pdfobjsz = obj + 128;
733 p->ps->pdfobjs = mandoc_reallocarray(p->ps->pdfobjs,
734 p->ps->pdfobjsz, sizeof(size_t));
737 p->ps->pdfobjs[(int)obj - 1] = p->ps->pdfbytes;
738 ps_printf(p, "%zu 0 obj\n", obj);
742 ps_closepage(struct termp *p)
748 * Close out a page that we've already flushed to output. In
749 * PostScript, we simply note that the page must be showed. In
750 * PDF, we must now create the Length, Resource, and Page node
751 * for the page contents.
754 assert(p->ps->psmarg && p->ps->psmarg[0]);
755 ps_printf(p, "%s", p->ps->psmarg);
757 if (TERMTYPE_PS != p->type) {
758 ps_printf(p, "ET\n");
760 len = p->ps->pdfbytes - p->ps->pdflastpg;
761 base = p->ps->pages * 4 + p->ps->pdfbody;
763 ps_printf(p, "endstream\nendobj\n");
765 /* Length of content. */
766 pdf_obj(p, base + 1);
767 ps_printf(p, "%zu\nendobj\n", len);
769 /* Resource for content. */
770 pdf_obj(p, base + 2);
771 ps_printf(p, "<<\n/ProcSet [/PDF /Text]\n");
772 ps_printf(p, "/Font <<\n");
773 for (i = 0; i < (int)TERMFONT__MAX; i++)
774 ps_printf(p, "/F%d %d 0 R\n", i, 3 + i);
775 ps_printf(p, ">>\n>>\n");
778 pdf_obj(p, base + 3);
779 ps_printf(p, "<<\n");
780 ps_printf(p, "/Type /Page\n");
781 ps_printf(p, "/Parent 2 0 R\n");
782 ps_printf(p, "/Resources %zu 0 R\n", base + 2);
783 ps_printf(p, "/Contents %zu 0 R\n", base);
784 ps_printf(p, ">>\nendobj\n");
786 ps_printf(p, "showpage\n");
789 p->ps->psrow = p->ps->top;
790 assert( ! (PS_NEWPAGE & p->ps->flags));
791 p->ps->flags |= PS_NEWPAGE;
795 ps_end(struct termp *p)
797 size_t i, xref, base;
800 * At the end of the file, do one last showpage. This is the
801 * same behaviour as groff(1) and works for multiple pages as
805 if ( ! (PS_NEWPAGE & p->ps->flags)) {
806 assert(0 == p->ps->flags);
807 assert('\0' == p->ps->last);
811 if (TERMTYPE_PS == p->type) {
812 ps_printf(p, "%%%%Trailer\n");
813 ps_printf(p, "%%%%Pages: %zu\n", p->ps->pages);
814 ps_printf(p, "%%%%EOF\n");
819 ps_printf(p, "<<\n/Type /Pages\n");
820 ps_printf(p, "/MediaBox [0 0 %zu %zu]\n",
821 (size_t)AFM2PNT(p, p->ps->width),
822 (size_t)AFM2PNT(p, p->ps->height));
824 ps_printf(p, "/Count %zu\n", p->ps->pages);
825 ps_printf(p, "/Kids [");
827 for (i = 0; i < p->ps->pages; i++)
828 ps_printf(p, " %zu 0 R", i * 4 + p->ps->pdfbody + 3);
830 base = (p->ps->pages - 1) * 4 + p->ps->pdfbody + 4;
832 ps_printf(p, "]\n>>\nendobj\n");
834 ps_printf(p, "<<\n");
835 ps_printf(p, "/Type /Catalog\n");
836 ps_printf(p, "/Pages 2 0 R\n");
837 ps_printf(p, ">>\n");
838 xref = p->ps->pdfbytes;
839 ps_printf(p, "xref\n");
840 ps_printf(p, "0 %zu\n", base + 1);
841 ps_printf(p, "0000000000 65535 f \n");
843 for (i = 0; i < base; i++)
844 ps_printf(p, "%.10zu 00000 n \n",
845 p->ps->pdfobjs[(int)i]);
847 ps_printf(p, "trailer\n");
848 ps_printf(p, "<<\n");
849 ps_printf(p, "/Size %zu\n", base + 1);
850 ps_printf(p, "/Root %zu 0 R\n", base);
851 ps_printf(p, "/Info 1 0 R\n");
852 ps_printf(p, ">>\n");
853 ps_printf(p, "startxref\n");
854 ps_printf(p, "%zu\n", xref);
855 ps_printf(p, "%%%%EOF\n");
859 ps_begin(struct termp *p)
864 * Print margins into margin buffer. Nothing gets output to the
865 * screen yet, so we don't need to initialise the primary state.
869 assert(p->ps->psmargsz);
870 p->ps->psmarg[0] = '\0';
873 /*p->ps->pdfbytes = 0;*/
874 p->ps->psmargcur = 0;
875 p->ps->flags = PS_MARGINS;
876 p->ps->pscol = p->ps->left;
877 p->ps->psrow = p->ps->header;
879 ps_setfont(p, TERMFONT_NONE);
881 (*p->headf)(p, p->argf);
884 p->ps->pscol = p->ps->left;
885 p->ps->psrow = p->ps->footer;
887 (*p->footf)(p, p->argf);
890 p->ps->flags &= ~PS_MARGINS;
892 assert(0 == p->ps->flags);
893 assert(p->ps->psmarg);
894 assert('\0' != p->ps->psmarg[0]);
897 * Print header and initialise page state. Following this,
898 * stuff gets printed to the screen, so make sure we're sane.
901 if (TERMTYPE_PS == p->type) {
902 ps_printf(p, "%%!PS-Adobe-3.0\n");
903 ps_printf(p, "%%%%DocumentData: Clean7Bit\n");
904 ps_printf(p, "%%%%Orientation: Portrait\n");
905 ps_printf(p, "%%%%Pages: (atend)\n");
906 ps_printf(p, "%%%%PageOrder: Ascend\n");
907 ps_printf(p, "%%%%DocumentMedia: "
908 "Default %zu %zu 0 () ()\n",
909 (size_t)AFM2PNT(p, p->ps->width),
910 (size_t)AFM2PNT(p, p->ps->height));
911 ps_printf(p, "%%%%DocumentNeededResources: font");
913 for (i = 0; i < (int)TERMFONT__MAX; i++)
914 ps_printf(p, " %s", fonts[i].name);
916 ps_printf(p, "\n%%%%EndComments\n");
918 ps_printf(p, "%%PDF-1.1\n");
920 ps_printf(p, "<<\n");
921 ps_printf(p, ">>\n");
922 ps_printf(p, "endobj\n");
924 for (i = 0; i < (int)TERMFONT__MAX; i++) {
925 pdf_obj(p, (size_t)i + 3);
926 ps_printf(p, "<<\n");
927 ps_printf(p, "/Type /Font\n");
928 ps_printf(p, "/Subtype /Type1\n");
929 ps_printf(p, "/Name /F%d\n", i);
930 ps_printf(p, "/BaseFont /%s\n", fonts[i].name);
931 ps_printf(p, ">>\n");
935 p->ps->pdfbody = (size_t)TERMFONT__MAX + 3;
936 p->ps->pscol = p->ps->left;
937 p->ps->psrow = p->ps->top;
938 p->ps->flags |= PS_NEWPAGE;
939 ps_setfont(p, TERMFONT_NONE);
943 ps_pletter(struct termp *p, int c)
948 * If we haven't opened a page context, then output that we're
949 * in a new page and make sure the font is correctly set.
952 if (PS_NEWPAGE & p->ps->flags) {
953 if (TERMTYPE_PS == p->type) {
954 ps_printf(p, "%%%%Page: %zu %zu\n",
955 p->ps->pages + 1, p->ps->pages + 1);
956 ps_printf(p, "/%s %zu selectfont\n",
957 fonts[(int)p->ps->lastf].name,
960 pdf_obj(p, p->ps->pdfbody +
962 ps_printf(p, "<<\n");
963 ps_printf(p, "/Length %zu 0 R\n",
964 p->ps->pdfbody + 1 + p->ps->pages * 4);
965 ps_printf(p, ">>\nstream\n");
967 p->ps->pdflastpg = p->ps->pdfbytes;
968 p->ps->flags &= ~PS_NEWPAGE;
972 * If we're not in a PostScript "word" context, then open one
973 * now at the current cursor.
976 if ( ! (PS_INLINE & p->ps->flags)) {
977 if (TERMTYPE_PS != p->type) {
978 ps_printf(p, "BT\n/F%d %zu Tf\n",
979 (int)p->ps->lastf, p->ps->scale);
980 ps_printf(p, "%.3f %.3f Td\n(",
981 AFM2PNT(p, p->ps->pscol),
982 AFM2PNT(p, p->ps->psrow));
984 ps_printf(p, "%.3f %.3f moveto\n(",
985 AFM2PNT(p, p->ps->pscol),
986 AFM2PNT(p, p->ps->psrow));
987 p->ps->flags |= PS_INLINE;
990 assert( ! (PS_NEWPAGE & p->ps->flags));
993 * We need to escape these characters as per the PostScript
994 * specification. We would also escape non-graphable characters
995 * (like tabs), but none of them would get to this point and
996 * it's superfluous to abort() on them.
1005 ps_putchar(p, '\\');
1011 /* Write the character and adjust where we are on the page. */
1013 f = (int)p->ps->lastf;
1015 if (c <= 32 || c - 32 >= MAXCHAR)
1018 ps_putchar(p, (char)c);
1020 p->ps->pscol += (size_t)fonts[f].gly[c].wx;
1024 ps_pclose(struct termp *p)
1028 * Spit out that we're exiting a word context (this is a
1029 * "partial close" because we don't check the last-char buffer
1033 if ( ! (PS_INLINE & p->ps->flags))
1036 if (TERMTYPE_PS != p->type) {
1037 ps_printf(p, ") Tj\nET\n");
1039 ps_printf(p, ") show\n");
1041 p->ps->flags &= ~PS_INLINE;
1045 ps_fclose(struct termp *p)
1049 * Strong closure: if we have a last-char, spit it out after
1050 * checking that we're in the right font mode. This will of
1051 * course open a new scope, if applicable.
1053 * Following this, close out any scope that's open.
1056 if (p->ps->last != '\0') {
1057 assert( ! (p->ps->flags & PS_BACKSP));
1058 if (p->ps->nextf != p->ps->lastf) {
1060 ps_setfont(p, p->ps->nextf);
1062 p->ps->nextf = TERMFONT_NONE;
1063 ps_pletter(p, p->ps->last);
1067 if ( ! (PS_INLINE & p->ps->flags))
1074 ps_letter(struct termp *p, int arg)
1079 c = arg >= 128 || arg <= 0 ? '?' : arg;
1082 * When receiving a backspace, merely flag it.
1083 * We don't know yet whether it is
1084 * a font instruction or an overstrike.
1088 assert(p->ps->last != '\0');
1089 assert( ! (p->ps->flags & PS_BACKSP));
1090 p->ps->flags |= PS_BACKSP;
1095 * Decode font instructions.
1098 if (p->ps->flags & PS_BACKSP) {
1099 if (p->ps->last == '_') {
1100 switch (p->ps->nextf) {
1104 p->ps->nextf = TERMFONT_BI;
1107 p->ps->nextf = TERMFONT_UNDER;
1110 p->ps->flags &= ~PS_BACKSP;
1113 if (p->ps->last == c) {
1114 switch (p->ps->nextf) {
1117 case TERMFONT_UNDER:
1118 p->ps->nextf = TERMFONT_BI;
1121 p->ps->nextf = TERMFONT_BOLD;
1123 p->ps->flags &= ~PS_BACKSP;
1128 * This is not a font instruction, but rather
1129 * the next character. Prepare for overstrike.
1132 savecol = p->ps->pscol;
1137 * We found the next character, so the font instructions
1138 * for the previous one are complete.
1139 * Use them and print it.
1142 if (p->ps->last != '\0') {
1143 if (p->ps->nextf != p->ps->lastf) {
1145 ps_setfont(p, p->ps->nextf);
1147 p->ps->nextf = TERMFONT_NONE;
1150 * For an overstrike, if a previous character
1151 * was wider, advance to center the new one.
1154 if (p->ps->pscolnext) {
1155 wx = fonts[p->ps->lastf].gly[(int)p->ps->last-32].wx;
1156 if (p->ps->pscol + wx < p->ps->pscolnext)
1157 p->ps->pscol = (p->ps->pscol +
1158 p->ps->pscolnext - wx) / 2;
1161 ps_pletter(p, p->ps->last);
1164 * For an overstrike, if a previous character
1165 * was wider, advance to the end of the old one.
1168 if (p->ps->pscol < p->ps->pscolnext) {
1170 p->ps->pscol = p->ps->pscolnext;
1175 * Do not print the current character yet because font
1176 * instructions might follow; only remember it.
1177 * For the first character, nothing else is done.
1178 * The final character will get printed from ps_fclose().
1184 * For an overstrike, back up to the previous position.
1185 * If the previous character is wider than any it overstrikes,
1186 * remember the current position, because it might also be
1187 * wider than all that will overstrike it.
1190 if (savecol != SIZE_MAX) {
1191 if (p->ps->pscolnext < p->ps->pscol)
1192 p->ps->pscolnext = p->ps->pscol;
1194 p->ps->pscol = savecol;
1195 p->ps->flags &= ~PS_BACKSP;
1197 p->ps->pscolnext = 0;
1201 ps_advance(struct termp *p, size_t len)
1205 * Advance some spaces. This can probably be made smarter,
1206 * i.e., to have multiple space-separated words in the same
1207 * scope, but this is easier: just close out the current scope
1208 * and readjust our column settings.
1212 p->ps->pscol += len;
1216 ps_endline(struct termp *p)
1219 /* Close out any scopes we have open: we're at eoln. */
1224 * If we're in the margin, don't try to recalculate our current
1225 * row. XXX: if the column tries to be fancy with multiple
1226 * lines, we'll do nasty stuff.
1229 if (PS_MARGINS & p->ps->flags)
1234 p->ps->pscol = p->ps->left;
1236 /* If we haven't printed anything, return. */
1238 if (PS_NEWPAGE & p->ps->flags)
1242 * Put us down a line. If we're at the page bottom, spit out a
1243 * showpage and restart our row.
1246 if (p->ps->psrow >= p->ps->lineheight + p->ps->bottom) {
1247 p->ps->psrow -= p->ps->lineheight;
1255 ps_setfont(struct termp *p, enum termfont f)
1258 assert(f < TERMFONT__MAX);
1262 * If we're still at the top of the page, let the font-setting
1263 * be delayed until we actually have stuff to print.
1266 if (PS_NEWPAGE & p->ps->flags)
1269 if (TERMTYPE_PS == p->type)
1270 ps_printf(p, "/%s %zu selectfont\n",
1271 fonts[(int)f].name, p->ps->scale);
1273 ps_printf(p, "/F%d %zu Tf\n",
1274 (int)f, p->ps->scale);
1278 ps_width(const struct termp *p, int c)
1281 if (c <= 32 || c - 32 >= MAXCHAR)
1286 return((size_t)fonts[(int)TERMFONT_NONE].gly[c].wx);
1290 ps_hspan(const struct termp *p, const struct roffsu *su)
1295 * All of these measurements are derived by converting from the
1296 * native measurement to AFM units.
1301 * Traditionally, the default unit is fixed to the
1302 * output media. So this would refer to the point. In
1303 * mandoc(1), however, we stick to the default terminal
1304 * scaling unit so that output is the same regardless
1307 r = PNT2AFM(p, su->scale * 72.0 / 240.0);
1310 r = PNT2AFM(p, su->scale * 72.0 / 2.54);
1314 fonts[(int)TERMFONT_NONE].gly[109 - 32].wx;
1318 fonts[(int)TERMFONT_NONE].gly[110 - 32].wx;
1321 r = PNT2AFM(p, su->scale * 72.0);
1325 fonts[(int)TERMFONT_NONE].gly[109 - 32].wx / 100.0;
1328 r = PNT2AFM(p, su->scale * 12.0);
1331 r = PNT2AFM(p, su->scale * 1.0);
1334 r = su->scale * p->ps->lineheight;
1345 ps_growbuf(struct termp *p, size_t sz)
1347 if (p->ps->psmargcur + sz <= p->ps->psmargsz)
1350 if (sz < PS_BUFSLOP)
1353 p->ps->psmargsz += sz;
1354 p->ps->psmarg = mandoc_realloc(p->ps->psmarg, p->ps->psmargsz);