version 1.2, 2010/06/08 15:00:17 |
version 1.89, 2017/10/29 19:25:31 |
|
|
/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se> |
* Copyright (c) 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
|
* Copyright (c) 2014, 2015, 2016, 2017 Ingo Schwarze <schwarze@openbsd.org> |
* |
* |
* Permission to use, copy, modify, and distribute this software for any |
* Permission to use, copy, modify, and distribute this software for any |
* purpose with or without fee is hereby granted, provided that the above |
* purpose with or without fee is hereby granted, provided that the above |
* copyright notice and this permission notice appear in all copies. |
* copyright notice and this permission notice appear in all copies. |
* |
* |
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES |
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR |
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
*/ |
*/ |
#ifdef HAVE_CONFIG_H |
|
#include "config.h" |
#include "config.h" |
#endif |
|
|
|
|
#include <sys/types.h> |
|
|
#include <assert.h> |
#include <assert.h> |
|
#if HAVE_ERR |
|
#include <err.h> |
|
#endif |
|
#include <stdarg.h> |
|
#include <stdint.h> |
#include <stdio.h> |
#include <stdio.h> |
#include <stdlib.h> |
#include <stdlib.h> |
|
#include <string.h> |
|
#include <unistd.h> |
|
|
|
#include "mandoc_aux.h" |
#include "out.h" |
#include "out.h" |
#include "main.h" |
|
#include "term.h" |
#include "term.h" |
|
#include "manconf.h" |
|
#include "main.h" |
|
|
#define PS_CHAR_WIDTH 6 |
/* These work the buffer used by the header and footer. */ |
#define PS_CHAR_HEIGHT 12 |
#define PS_BUFSLOP 128 |
#define PS_CHAR_TOPMARG (792 - 24) |
|
#define PS_CHAR_TOP (PS_CHAR_TOPMARG - 36) |
|
#define PS_CHAR_LEFT 36 |
|
#define PS_CHAR_BOTMARG 24 |
|
#define PS_CHAR_BOT (PS_CHAR_BOTMARG + 36) |
|
|
|
static void ps_letter(struct termp *, char); |
/* Convert PostScript point "x" to an AFM unit. */ |
|
#define PNT2AFM(p, x) \ |
|
(size_t)((double)(x) * (1000.0 / (double)(p)->ps->scale)) |
|
|
|
/* Convert an AFM unit "x" to a PostScript points */ |
|
#define AFM2PNT(p, x) \ |
|
((double)(x) / (1000.0 / (double)(p)->ps->scale)) |
|
|
|
struct glyph { |
|
unsigned short wx; /* WX in AFM */ |
|
}; |
|
|
|
struct font { |
|
const char *name; /* FontName in AFM */ |
|
#define MAXCHAR 95 /* total characters we can handle */ |
|
struct glyph gly[MAXCHAR]; /* glyph metrics */ |
|
}; |
|
|
|
struct termp_ps { |
|
int flags; |
|
#define PS_INLINE (1 << 0) /* we're in a word */ |
|
#define PS_MARGINS (1 << 1) /* we're in the margins */ |
|
#define PS_NEWPAGE (1 << 2) /* new page, no words yet */ |
|
#define PS_BACKSP (1 << 3) /* last character was backspace */ |
|
size_t pscol; /* visible column (AFM units) */ |
|
size_t pscolnext; /* used for overstrike */ |
|
size_t psrow; /* visible row (AFM units) */ |
|
char *psmarg; /* margin buf */ |
|
size_t psmargsz; /* margin buf size */ |
|
size_t psmargcur; /* cur index in margin buf */ |
|
char last; /* last non-backspace seen */ |
|
enum termfont lastf; /* last set font */ |
|
enum termfont nextf; /* building next font here */ |
|
size_t scale; /* font scaling factor */ |
|
size_t pages; /* number of pages shown */ |
|
size_t lineheight; /* line height (AFM units) */ |
|
size_t top; /* body top (AFM units) */ |
|
size_t bottom; /* body bottom (AFM units) */ |
|
const char *medianame; /* for DocumentMedia and PageSize */ |
|
size_t height; /* page height (AFM units */ |
|
size_t width; /* page width (AFM units) */ |
|
size_t lastwidth; /* page width before last ll */ |
|
size_t left; /* body left (AFM units) */ |
|
size_t header; /* header pos (AFM units) */ |
|
size_t footer; /* footer pos (AFM units) */ |
|
size_t pdfbytes; /* current output byte */ |
|
size_t pdflastpg; /* byte of last page mark */ |
|
size_t pdfbody; /* start of body object */ |
|
size_t *pdfobjs; /* table of object offsets */ |
|
size_t pdfobjsz; /* size of pdfobjs */ |
|
}; |
|
|
|
static int ps_hspan(const struct termp *, |
|
const struct roffsu *); |
|
static size_t ps_width(const struct termp *, int); |
|
static void ps_advance(struct termp *, size_t); |
static void ps_begin(struct termp *); |
static void ps_begin(struct termp *); |
|
static void ps_closepage(struct termp *); |
static void ps_end(struct termp *); |
static void ps_end(struct termp *); |
static void ps_pageopen(struct termp *); |
|
static void ps_advance(struct termp *, size_t); |
|
static void ps_endline(struct termp *); |
static void ps_endline(struct termp *); |
|
static void ps_growbuf(struct termp *, size_t); |
|
static void ps_letter(struct termp *, int); |
|
static void ps_pclose(struct termp *); |
|
static void ps_plast(struct termp *); |
|
static void ps_pletter(struct termp *, int); |
|
static void ps_printf(struct termp *, const char *, ...) |
|
__attribute__((__format__ (__printf__, 2, 3))); |
|
static void ps_putchar(struct termp *, char); |
|
static void ps_setfont(struct termp *, enum termfont); |
|
static void ps_setwidth(struct termp *, int, int); |
|
static struct termp *pspdf_alloc(const struct manoutput *); |
|
static void pdf_obj(struct termp *, size_t); |
|
|
|
/* |
|
* We define, for the time being, three fonts: bold, oblique/italic, and |
|
* normal (roman). The following table hard-codes the font metrics for |
|
* ASCII, i.e., 32--127. |
|
*/ |
|
|
|
static const struct font fonts[TERMFONT__MAX] = { |
|
{ "Times-Roman", { |
|
{ 250 }, |
|
{ 333 }, |
|
{ 408 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 833 }, |
|
{ 778 }, |
|
{ 333 }, |
|
{ 333 }, |
|
{ 333 }, |
|
{ 500 }, |
|
{ 564 }, |
|
{ 250 }, |
|
{ 333 }, |
|
{ 250 }, |
|
{ 278 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 278 }, |
|
{ 278 }, |
|
{ 564 }, |
|
{ 564 }, |
|
{ 564 }, |
|
{ 444 }, |
|
{ 921 }, |
|
{ 722 }, |
|
{ 667 }, |
|
{ 667 }, |
|
{ 722 }, |
|
{ 611 }, |
|
{ 556 }, |
|
{ 722 }, |
|
{ 722 }, |
|
{ 333 }, |
|
{ 389 }, |
|
{ 722 }, |
|
{ 611 }, |
|
{ 889 }, |
|
{ 722 }, |
|
{ 722 }, |
|
{ 556 }, |
|
{ 722 }, |
|
{ 667 }, |
|
{ 556 }, |
|
{ 611 }, |
|
{ 722 }, |
|
{ 722 }, |
|
{ 944 }, |
|
{ 722 }, |
|
{ 722 }, |
|
{ 611 }, |
|
{ 333 }, |
|
{ 278 }, |
|
{ 333 }, |
|
{ 469 }, |
|
{ 500 }, |
|
{ 333 }, |
|
{ 444 }, |
|
{ 500 }, |
|
{ 444 }, |
|
{ 500}, |
|
{ 444}, |
|
{ 333}, |
|
{ 500}, |
|
{ 500}, |
|
{ 278}, |
|
{ 278}, |
|
{ 500}, |
|
{ 278}, |
|
{ 778}, |
|
{ 500}, |
|
{ 500}, |
|
{ 500}, |
|
{ 500}, |
|
{ 333}, |
|
{ 389}, |
|
{ 278}, |
|
{ 500}, |
|
{ 500}, |
|
{ 722}, |
|
{ 500}, |
|
{ 500}, |
|
{ 444}, |
|
{ 480}, |
|
{ 200}, |
|
{ 480}, |
|
{ 541}, |
|
} }, |
|
{ "Times-Bold", { |
|
{ 250 }, |
|
{ 333 }, |
|
{ 555 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 1000 }, |
|
{ 833 }, |
|
{ 333 }, |
|
{ 333 }, |
|
{ 333 }, |
|
{ 500 }, |
|
{ 570 }, |
|
{ 250 }, |
|
{ 333 }, |
|
{ 250 }, |
|
{ 278 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 333 }, |
|
{ 333 }, |
|
{ 570 }, |
|
{ 570 }, |
|
{ 570 }, |
|
{ 500 }, |
|
{ 930 }, |
|
{ 722 }, |
|
{ 667 }, |
|
{ 722 }, |
|
{ 722 }, |
|
{ 667 }, |
|
{ 611 }, |
|
{ 778 }, |
|
{ 778 }, |
|
{ 389 }, |
|
{ 500 }, |
|
{ 778 }, |
|
{ 667 }, |
|
{ 944 }, |
|
{ 722 }, |
|
{ 778 }, |
|
{ 611 }, |
|
{ 778 }, |
|
{ 722 }, |
|
{ 556 }, |
|
{ 667 }, |
|
{ 722 }, |
|
{ 722 }, |
|
{ 1000 }, |
|
{ 722 }, |
|
{ 722 }, |
|
{ 667 }, |
|
{ 333 }, |
|
{ 278 }, |
|
{ 333 }, |
|
{ 581 }, |
|
{ 500 }, |
|
{ 333 }, |
|
{ 500 }, |
|
{ 556 }, |
|
{ 444 }, |
|
{ 556 }, |
|
{ 444 }, |
|
{ 333 }, |
|
{ 500 }, |
|
{ 556 }, |
|
{ 278 }, |
|
{ 333 }, |
|
{ 556 }, |
|
{ 278 }, |
|
{ 833 }, |
|
{ 556 }, |
|
{ 500 }, |
|
{ 556 }, |
|
{ 556 }, |
|
{ 444 }, |
|
{ 389 }, |
|
{ 333 }, |
|
{ 556 }, |
|
{ 500 }, |
|
{ 722 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 444 }, |
|
{ 394 }, |
|
{ 220 }, |
|
{ 394 }, |
|
{ 520 }, |
|
} }, |
|
{ "Times-Italic", { |
|
{ 250 }, |
|
{ 333 }, |
|
{ 420 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 833 }, |
|
{ 778 }, |
|
{ 333 }, |
|
{ 333 }, |
|
{ 333 }, |
|
{ 500 }, |
|
{ 675 }, |
|
{ 250 }, |
|
{ 333 }, |
|
{ 250 }, |
|
{ 278 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 333 }, |
|
{ 333 }, |
|
{ 675 }, |
|
{ 675 }, |
|
{ 675 }, |
|
{ 500 }, |
|
{ 920 }, |
|
{ 611 }, |
|
{ 611 }, |
|
{ 667 }, |
|
{ 722 }, |
|
{ 611 }, |
|
{ 611 }, |
|
{ 722 }, |
|
{ 722 }, |
|
{ 333 }, |
|
{ 444 }, |
|
{ 667 }, |
|
{ 556 }, |
|
{ 833 }, |
|
{ 667 }, |
|
{ 722 }, |
|
{ 611 }, |
|
{ 722 }, |
|
{ 611 }, |
|
{ 500 }, |
|
{ 556 }, |
|
{ 722 }, |
|
{ 611 }, |
|
{ 833 }, |
|
{ 611 }, |
|
{ 556 }, |
|
{ 556 }, |
|
{ 389 }, |
|
{ 278 }, |
|
{ 389 }, |
|
{ 422 }, |
|
{ 500 }, |
|
{ 333 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 444 }, |
|
{ 500 }, |
|
{ 444 }, |
|
{ 278 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 278 }, |
|
{ 278 }, |
|
{ 444 }, |
|
{ 278 }, |
|
{ 722 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 389 }, |
|
{ 389 }, |
|
{ 278 }, |
|
{ 500 }, |
|
{ 444 }, |
|
{ 667 }, |
|
{ 444 }, |
|
{ 444 }, |
|
{ 389 }, |
|
{ 400 }, |
|
{ 275 }, |
|
{ 400 }, |
|
{ 541 }, |
|
} }, |
|
{ "Times-BoldItalic", { |
|
{ 250 }, |
|
{ 389 }, |
|
{ 555 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 833 }, |
|
{ 778 }, |
|
{ 333 }, |
|
{ 333 }, |
|
{ 333 }, |
|
{ 500 }, |
|
{ 570 }, |
|
{ 250 }, |
|
{ 333 }, |
|
{ 250 }, |
|
{ 278 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 333 }, |
|
{ 333 }, |
|
{ 570 }, |
|
{ 570 }, |
|
{ 570 }, |
|
{ 500 }, |
|
{ 832 }, |
|
{ 667 }, |
|
{ 667 }, |
|
{ 667 }, |
|
{ 722 }, |
|
{ 667 }, |
|
{ 667 }, |
|
{ 722 }, |
|
{ 778 }, |
|
{ 389 }, |
|
{ 500 }, |
|
{ 667 }, |
|
{ 611 }, |
|
{ 889 }, |
|
{ 722 }, |
|
{ 722 }, |
|
{ 611 }, |
|
{ 722 }, |
|
{ 667 }, |
|
{ 556 }, |
|
{ 611 }, |
|
{ 722 }, |
|
{ 667 }, |
|
{ 889 }, |
|
{ 667 }, |
|
{ 611 }, |
|
{ 611 }, |
|
{ 333 }, |
|
{ 278 }, |
|
{ 333 }, |
|
{ 570 }, |
|
{ 500 }, |
|
{ 333 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 444 }, |
|
{ 500 }, |
|
{ 444 }, |
|
{ 333 }, |
|
{ 500 }, |
|
{ 556 }, |
|
{ 278 }, |
|
{ 278 }, |
|
{ 500 }, |
|
{ 278 }, |
|
{ 778 }, |
|
{ 556 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 500 }, |
|
{ 389 }, |
|
{ 389 }, |
|
{ 278 }, |
|
{ 556 }, |
|
{ 444 }, |
|
{ 667 }, |
|
{ 500 }, |
|
{ 444 }, |
|
{ 389 }, |
|
{ 348 }, |
|
{ 220 }, |
|
{ 348 }, |
|
{ 570 }, |
|
} }, |
|
}; |
|
|
void * |
void * |
ps_alloc(void) |
pdf_alloc(const struct manoutput *outopts) |
{ |
{ |
struct termp *p; |
struct termp *p; |
|
|
if (NULL == (p = term_alloc(TERMENC_ASCII))) |
if (NULL != (p = pspdf_alloc(outopts))) |
return(NULL); |
p->type = TERMTYPE_PDF; |
|
|
p->type = TERMTYPE_PS; |
return p; |
p->letter = ps_letter; |
} |
|
|
|
void * |
|
ps_alloc(const struct manoutput *outopts) |
|
{ |
|
struct termp *p; |
|
|
|
if (NULL != (p = pspdf_alloc(outopts))) |
|
p->type = TERMTYPE_PS; |
|
|
|
return p; |
|
} |
|
|
|
static struct termp * |
|
pspdf_alloc(const struct manoutput *outopts) |
|
{ |
|
struct termp *p; |
|
unsigned int pagex, pagey; |
|
size_t marginx, marginy, lineheight; |
|
const char *pp; |
|
|
|
p = mandoc_calloc(1, sizeof(*p)); |
|
p->tcol = p->tcols = mandoc_calloc(1, sizeof(*p->tcol)); |
|
p->maxtcol = 1; |
|
|
|
p->enc = TERMENC_ASCII; |
|
p->fontq = mandoc_reallocarray(NULL, |
|
(p->fontsz = 8), sizeof(*p->fontq)); |
|
p->fontq[0] = p->fontl = TERMFONT_NONE; |
|
p->ps = mandoc_calloc(1, sizeof(*p->ps)); |
|
|
|
p->advance = ps_advance; |
p->begin = ps_begin; |
p->begin = ps_begin; |
p->end = ps_end; |
p->end = ps_end; |
p->advance = ps_advance; |
|
p->endline = ps_endline; |
p->endline = ps_endline; |
return(p); |
p->hspan = ps_hspan; |
|
p->letter = ps_letter; |
|
p->setwidth = ps_setwidth; |
|
p->width = ps_width; |
|
|
|
/* Default to US letter (millimetres). */ |
|
|
|
p->ps->medianame = "Letter"; |
|
pagex = 216; |
|
pagey = 279; |
|
|
|
/* |
|
* The ISO-269 paper sizes can be calculated automatically, but |
|
* it would require bringing in -lm for pow() and I'd rather not |
|
* do that. So just do it the easy way for now. Since this |
|
* only happens once, I'm not terribly concerned. |
|
*/ |
|
|
|
pp = outopts->paper; |
|
if (pp != NULL && strcasecmp(pp, "letter") != 0) { |
|
if (strcasecmp(pp, "a3") == 0) { |
|
p->ps->medianame = "A3"; |
|
pagex = 297; |
|
pagey = 420; |
|
} else if (strcasecmp(pp, "a4") == 0) { |
|
p->ps->medianame = "A4"; |
|
pagex = 210; |
|
pagey = 297; |
|
} else if (strcasecmp(pp, "a5") == 0) { |
|
p->ps->medianame = "A5"; |
|
pagex = 148; |
|
pagey = 210; |
|
} else if (strcasecmp(pp, "legal") == 0) { |
|
p->ps->medianame = "Legal"; |
|
pagex = 216; |
|
pagey = 356; |
|
} else if (sscanf(pp, "%ux%u", &pagex, &pagey) == 2) |
|
p->ps->medianame = "CustomSize"; |
|
else |
|
warnx("%s: Unknown paper", pp); |
|
} |
|
|
|
/* |
|
* This MUST be defined before any PNT2AFM or AFM2PNT |
|
* calculations occur. |
|
*/ |
|
|
|
p->ps->scale = 11; |
|
|
|
/* Remember millimetres -> AFM units. */ |
|
|
|
pagex = PNT2AFM(p, ((double)pagex * 72.0 / 25.4)); |
|
pagey = PNT2AFM(p, ((double)pagey * 72.0 / 25.4)); |
|
|
|
/* Margins are 1/9 the page x and y. */ |
|
|
|
marginx = (size_t)((double)pagex / 9.0); |
|
marginy = (size_t)((double)pagey / 9.0); |
|
|
|
/* Line-height is 1.4em. */ |
|
|
|
lineheight = PNT2AFM(p, ((double)p->ps->scale * 1.4)); |
|
|
|
p->ps->width = p->ps->lastwidth = (size_t)pagex; |
|
p->ps->height = (size_t)pagey; |
|
p->ps->header = pagey - (marginy / 2) - (lineheight / 2); |
|
p->ps->top = pagey - marginy; |
|
p->ps->footer = (marginy / 2) - (lineheight / 2); |
|
p->ps->bottom = marginy; |
|
p->ps->left = marginx; |
|
p->ps->lineheight = lineheight; |
|
|
|
p->defrmargin = pagex - (marginx * 2); |
|
return p; |
} |
} |
|
|
|
static void |
|
ps_setwidth(struct termp *p, int iop, int width) |
|
{ |
|
size_t lastwidth; |
|
|
|
lastwidth = p->ps->width; |
|
if (iop > 0) |
|
p->ps->width += width; |
|
else if (iop == 0) |
|
p->ps->width = width ? (size_t)width : p->ps->lastwidth; |
|
else if (p->ps->width > (size_t)width) |
|
p->ps->width -= width; |
|
else |
|
p->ps->width = 0; |
|
p->ps->lastwidth = lastwidth; |
|
} |
|
|
void |
void |
ps_free(void *arg) |
pspdf_free(void *arg) |
{ |
{ |
|
struct termp *p; |
|
|
term_free((struct termp *)arg); |
p = (struct termp *)arg; |
|
|
|
free(p->ps->psmarg); |
|
free(p->ps->pdfobjs); |
|
|
|
free(p->ps); |
|
term_free(p); |
} |
} |
|
|
|
static void |
|
ps_printf(struct termp *p, const char *fmt, ...) |
|
{ |
|
va_list ap; |
|
int pos, len; |
|
|
|
va_start(ap, fmt); |
|
|
|
/* |
|
* If we're running in regular mode, then pipe directly into |
|
* vprintf(). If we're processing margins, then push the data |
|
* into our growable margin buffer. |
|
*/ |
|
|
|
if ( ! (PS_MARGINS & p->ps->flags)) { |
|
len = vprintf(fmt, ap); |
|
va_end(ap); |
|
p->ps->pdfbytes += len < 0 ? 0 : (size_t)len; |
|
return; |
|
} |
|
|
|
/* |
|
* XXX: I assume that the in-margin print won't exceed |
|
* PS_BUFSLOP (128 bytes), which is reasonable but still an |
|
* assumption that will cause pukeage if it's not the case. |
|
*/ |
|
|
|
ps_growbuf(p, PS_BUFSLOP); |
|
|
|
pos = (int)p->ps->psmargcur; |
|
vsnprintf(&p->ps->psmarg[pos], PS_BUFSLOP, fmt, ap); |
|
|
|
va_end(ap); |
|
|
|
p->ps->psmargcur = strlen(p->ps->psmarg); |
|
} |
|
|
static void |
static void |
ps_end(struct termp *p) |
ps_putchar(struct termp *p, char c) |
{ |
{ |
|
int pos; |
|
|
printf("%s\n", "%%EOF"); |
/* See ps_printf(). */ |
|
|
|
if ( ! (PS_MARGINS & p->ps->flags)) { |
|
putchar(c); |
|
p->ps->pdfbytes++; |
|
return; |
|
} |
|
|
|
ps_growbuf(p, 2); |
|
|
|
pos = (int)p->ps->psmargcur++; |
|
p->ps->psmarg[pos++] = c; |
|
p->ps->psmarg[pos] = '\0'; |
} |
} |
|
|
|
static void |
|
pdf_obj(struct termp *p, size_t obj) |
|
{ |
|
|
|
assert(obj > 0); |
|
|
|
if ((obj - 1) >= p->ps->pdfobjsz) { |
|
p->ps->pdfobjsz = obj + 128; |
|
p->ps->pdfobjs = mandoc_reallocarray(p->ps->pdfobjs, |
|
p->ps->pdfobjsz, sizeof(size_t)); |
|
} |
|
|
|
p->ps->pdfobjs[(int)obj - 1] = p->ps->pdfbytes; |
|
ps_printf(p, "%zu 0 obj\n", obj); |
|
} |
|
|
static void |
static void |
ps_begin(struct termp *p) |
ps_closepage(struct termp *p) |
{ |
{ |
|
int i; |
|
size_t len, base; |
|
|
/* |
/* |
* Emit the standard PostScript prologue, set our initial page |
* Close out a page that we've already flushed to output. In |
* position, then run pageopen() on the initial page. |
* PostScript, we simply note that the page must be showed. In |
|
* PDF, we must now create the Length, Resource, and Page node |
|
* for the page contents. |
*/ |
*/ |
|
|
printf("%s\n", "%!PS"); |
assert(p->ps->psmarg && p->ps->psmarg[0]); |
printf("%s\n", "/Courier"); |
ps_printf(p, "%s", p->ps->psmarg); |
printf("%s\n", "10 selectfont"); |
|
|
|
p->engine.ps.pspage = 1; |
if (TERMTYPE_PS != p->type) { |
p->engine.ps.psstate = 0; |
len = p->ps->pdfbytes - p->ps->pdflastpg; |
ps_pageopen(p); |
base = p->ps->pages * 4 + p->ps->pdfbody; |
|
|
|
ps_printf(p, "endstream\nendobj\n"); |
|
|
|
/* Length of content. */ |
|
pdf_obj(p, base + 1); |
|
ps_printf(p, "%zu\nendobj\n", len); |
|
|
|
/* Resource for content. */ |
|
pdf_obj(p, base + 2); |
|
ps_printf(p, "<<\n/ProcSet [/PDF /Text]\n"); |
|
ps_printf(p, "/Font <<\n"); |
|
for (i = 0; i < (int)TERMFONT__MAX; i++) |
|
ps_printf(p, "/F%d %d 0 R\n", i, 3 + i); |
|
ps_printf(p, ">>\n>>\nendobj\n"); |
|
|
|
/* Page node. */ |
|
pdf_obj(p, base + 3); |
|
ps_printf(p, "<<\n"); |
|
ps_printf(p, "/Type /Page\n"); |
|
ps_printf(p, "/Parent 2 0 R\n"); |
|
ps_printf(p, "/Resources %zu 0 R\n", base + 2); |
|
ps_printf(p, "/Contents %zu 0 R\n", base); |
|
ps_printf(p, ">>\nendobj\n"); |
|
} else |
|
ps_printf(p, "showpage\n"); |
|
|
|
p->ps->pages++; |
|
p->ps->psrow = p->ps->top; |
|
assert( ! (PS_NEWPAGE & p->ps->flags)); |
|
p->ps->flags |= PS_NEWPAGE; |
} |
} |
|
|
|
static void |
|
ps_end(struct termp *p) |
|
{ |
|
size_t i, xref, base; |
|
|
|
ps_plast(p); |
|
ps_pclose(p); |
|
|
|
/* |
|
* At the end of the file, do one last showpage. This is the |
|
* same behaviour as groff(1) and works for multiple pages as |
|
* well as just one. |
|
*/ |
|
|
|
if ( ! (PS_NEWPAGE & p->ps->flags)) { |
|
assert(0 == p->ps->flags); |
|
assert('\0' == p->ps->last); |
|
ps_closepage(p); |
|
} |
|
|
|
if (TERMTYPE_PS == p->type) { |
|
ps_printf(p, "%%%%Trailer\n"); |
|
ps_printf(p, "%%%%Pages: %zu\n", p->ps->pages); |
|
ps_printf(p, "%%%%EOF\n"); |
|
return; |
|
} |
|
|
|
pdf_obj(p, 2); |
|
ps_printf(p, "<<\n/Type /Pages\n"); |
|
ps_printf(p, "/MediaBox [0 0 %zu %zu]\n", |
|
(size_t)AFM2PNT(p, p->ps->width), |
|
(size_t)AFM2PNT(p, p->ps->height)); |
|
|
|
ps_printf(p, "/Count %zu\n", p->ps->pages); |
|
ps_printf(p, "/Kids ["); |
|
|
|
for (i = 0; i < p->ps->pages; i++) |
|
ps_printf(p, " %zu 0 R", i * 4 + p->ps->pdfbody + 3); |
|
|
|
base = (p->ps->pages - 1) * 4 + p->ps->pdfbody + 4; |
|
|
|
ps_printf(p, "]\n>>\nendobj\n"); |
|
pdf_obj(p, base); |
|
ps_printf(p, "<<\n"); |
|
ps_printf(p, "/Type /Catalog\n"); |
|
ps_printf(p, "/Pages 2 0 R\n"); |
|
ps_printf(p, ">>\nendobj\n"); |
|
xref = p->ps->pdfbytes; |
|
ps_printf(p, "xref\n"); |
|
ps_printf(p, "0 %zu\n", base + 1); |
|
ps_printf(p, "0000000000 65535 f \n"); |
|
|
|
for (i = 0; i < base; i++) |
|
ps_printf(p, "%.10zu 00000 n \n", |
|
p->ps->pdfobjs[(int)i]); |
|
|
|
ps_printf(p, "trailer\n"); |
|
ps_printf(p, "<<\n"); |
|
ps_printf(p, "/Size %zu\n", base + 1); |
|
ps_printf(p, "/Root %zu 0 R\n", base); |
|
ps_printf(p, "/Info 1 0 R\n"); |
|
ps_printf(p, ">>\n"); |
|
ps_printf(p, "startxref\n"); |
|
ps_printf(p, "%zu\n", xref); |
|
ps_printf(p, "%%%%EOF\n"); |
|
} |
|
|
static void |
static void |
ps_letter(struct termp *p, char c) |
ps_begin(struct termp *p) |
{ |
{ |
|
size_t width, height; |
if ( ! (PS_INLINE & p->engine.ps.psstate)) { |
int i; |
/* |
|
* If we're not in a PostScript "word" context, then |
/* |
* open one now at the current cursor. |
* Print margins into margin buffer. Nothing gets output to the |
*/ |
* screen yet, so we don't need to initialise the primary state. |
printf("%zu %zu moveto\n", |
*/ |
p->engine.ps.pscol, |
|
p->engine.ps.psrow); |
if (p->ps->psmarg) { |
putchar('('); |
assert(p->ps->psmargsz); |
p->engine.ps.psstate |= PS_INLINE; |
p->ps->psmarg[0] = '\0'; |
} |
} |
|
|
|
/*p->ps->pdfbytes = 0;*/ |
|
p->ps->psmargcur = 0; |
|
p->ps->flags = PS_MARGINS; |
|
p->ps->pscol = p->ps->left; |
|
p->ps->psrow = p->ps->header; |
|
|
|
ps_setfont(p, TERMFONT_NONE); |
|
|
|
(*p->headf)(p, p->argf); |
|
(*p->endline)(p); |
|
|
|
p->ps->pscol = p->ps->left; |
|
p->ps->psrow = p->ps->footer; |
|
|
|
(*p->footf)(p, p->argf); |
|
(*p->endline)(p); |
|
|
|
p->ps->flags &= ~PS_MARGINS; |
|
|
|
assert(0 == p->ps->flags); |
|
assert(p->ps->psmarg); |
|
assert('\0' != p->ps->psmarg[0]); |
|
|
/* |
/* |
|
* Print header and initialise page state. Following this, |
|
* stuff gets printed to the screen, so make sure we're sane. |
|
*/ |
|
|
|
if (TERMTYPE_PS == p->type) { |
|
width = AFM2PNT(p, p->ps->width); |
|
height = AFM2PNT(p, p->ps->height); |
|
|
|
ps_printf(p, "%%!PS-Adobe-3.0\n"); |
|
ps_printf(p, "%%%%DocumentData: Clean7Bit\n"); |
|
ps_printf(p, "%%%%Orientation: Portrait\n"); |
|
ps_printf(p, "%%%%Pages: (atend)\n"); |
|
ps_printf(p, "%%%%PageOrder: Ascend\n"); |
|
ps_printf(p, "%%%%DocumentMedia: man-%s %zu %zu 0 () ()\n", |
|
p->ps->medianame, width, height); |
|
ps_printf(p, "%%%%DocumentNeededResources: font"); |
|
|
|
for (i = 0; i < (int)TERMFONT__MAX; i++) |
|
ps_printf(p, " %s", fonts[i].name); |
|
|
|
ps_printf(p, "\n%%%%EndComments\n"); |
|
ps_printf(p, "%%%%BeginSetup\n"); |
|
ps_printf(p, "%%%%BeginFeature: *PageSize %s\n", |
|
p->ps->medianame); |
|
ps_printf(p, "<</PageSize [%zu %zu]>>setpagedevice\n", |
|
width, height); |
|
ps_printf(p, "%%%%EndFeature\n"); |
|
ps_printf(p, "%%%%EndSetup\n"); |
|
} else { |
|
ps_printf(p, "%%PDF-1.1\n"); |
|
pdf_obj(p, 1); |
|
ps_printf(p, "<<\n"); |
|
ps_printf(p, ">>\n"); |
|
ps_printf(p, "endobj\n"); |
|
|
|
for (i = 0; i < (int)TERMFONT__MAX; i++) { |
|
pdf_obj(p, (size_t)i + 3); |
|
ps_printf(p, "<<\n"); |
|
ps_printf(p, "/Type /Font\n"); |
|
ps_printf(p, "/Subtype /Type1\n"); |
|
ps_printf(p, "/Name /F%d\n", i); |
|
ps_printf(p, "/BaseFont /%s\n", fonts[i].name); |
|
ps_printf(p, ">>\nendobj\n"); |
|
} |
|
} |
|
|
|
p->ps->pdfbody = (size_t)TERMFONT__MAX + 3; |
|
p->ps->pscol = p->ps->left; |
|
p->ps->psrow = p->ps->top; |
|
p->ps->flags |= PS_NEWPAGE; |
|
ps_setfont(p, TERMFONT_NONE); |
|
} |
|
|
|
static void |
|
ps_pletter(struct termp *p, int c) |
|
{ |
|
int f; |
|
|
|
/* |
|
* If we haven't opened a page context, then output that we're |
|
* in a new page and make sure the font is correctly set. |
|
*/ |
|
|
|
if (PS_NEWPAGE & p->ps->flags) { |
|
if (TERMTYPE_PS == p->type) { |
|
ps_printf(p, "%%%%Page: %zu %zu\n", |
|
p->ps->pages + 1, p->ps->pages + 1); |
|
ps_printf(p, "/%s %zu selectfont\n", |
|
fonts[(int)p->ps->lastf].name, |
|
p->ps->scale); |
|
} else { |
|
pdf_obj(p, p->ps->pdfbody + |
|
p->ps->pages * 4); |
|
ps_printf(p, "<<\n"); |
|
ps_printf(p, "/Length %zu 0 R\n", |
|
p->ps->pdfbody + 1 + p->ps->pages * 4); |
|
ps_printf(p, ">>\nstream\n"); |
|
} |
|
p->ps->pdflastpg = p->ps->pdfbytes; |
|
p->ps->flags &= ~PS_NEWPAGE; |
|
} |
|
|
|
/* |
|
* If we're not in a PostScript "word" context, then open one |
|
* now at the current cursor. |
|
*/ |
|
|
|
if ( ! (PS_INLINE & p->ps->flags)) { |
|
if (TERMTYPE_PS != p->type) { |
|
ps_printf(p, "BT\n/F%d %zu Tf\n", |
|
(int)p->ps->lastf, p->ps->scale); |
|
ps_printf(p, "%.3f %.3f Td\n(", |
|
AFM2PNT(p, p->ps->pscol), |
|
AFM2PNT(p, p->ps->psrow)); |
|
} else |
|
ps_printf(p, "%.3f %.3f moveto\n(", |
|
AFM2PNT(p, p->ps->pscol), |
|
AFM2PNT(p, p->ps->psrow)); |
|
p->ps->flags |= PS_INLINE; |
|
} |
|
|
|
assert( ! (PS_NEWPAGE & p->ps->flags)); |
|
|
|
/* |
* We need to escape these characters as per the PostScript |
* We need to escape these characters as per the PostScript |
* specification. We would also escape non-graphable characters |
* specification. We would also escape non-graphable characters |
* (like tabs), but none of them would get to this point and |
* (like tabs), but none of them would get to this point and |
Line 119 ps_letter(struct termp *p, char c) |
|
Line 1002 ps_letter(struct termp *p, char c) |
|
*/ |
*/ |
|
|
switch (c) { |
switch (c) { |
case ('('): |
case '(': |
/* FALLTHROUGH */ |
case ')': |
case (')'): |
case '\\': |
/* FALLTHROUGH */ |
ps_putchar(p, '\\'); |
case ('\\'): |
|
putchar('\\'); |
|
break; |
break; |
default: |
default: |
break; |
break; |
} |
} |
|
|
/* Write the character and adjust where we are on the page. */ |
/* Write the character and adjust where we are on the page. */ |
putchar(c); |
|
p->engine.ps.pscol += PS_CHAR_WIDTH; |
f = (int)p->ps->lastf; |
|
|
|
if (c <= 32 || c - 32 >= MAXCHAR) |
|
c = 32; |
|
|
|
ps_putchar(p, (char)c); |
|
c -= 32; |
|
p->ps->pscol += (size_t)fonts[f].gly[c].wx; |
} |
} |
|
|
|
static void |
|
ps_pclose(struct termp *p) |
|
{ |
|
|
/* |
/* |
* Open a page. This is only used for -Tps at the moment. It opens a |
* Spit out that we're exiting a word context (this is a |
* page context, printing the header and the footer. THE OUTPUT BUFFER |
* "partial close" because we don't check the last-char buffer |
* MUST BE EMPTY. If it is not, output will ghost on the next line and |
* or anything). |
* we'll be all gross and out of state. |
*/ |
*/ |
|
|
if ( ! (PS_INLINE & p->ps->flags)) |
|
return; |
|
|
|
if (TERMTYPE_PS != p->type) { |
|
ps_printf(p, ") Tj\nET\n"); |
|
} else |
|
ps_printf(p, ") show\n"); |
|
|
|
p->ps->flags &= ~PS_INLINE; |
|
} |
|
|
|
/* If we have a `last' char that wasn't printed yet, print it now. */ |
static void |
static void |
ps_pageopen(struct termp *p) |
ps_plast(struct termp *p) |
{ |
{ |
|
size_t wx; |
assert(TERMTYPE_PS == p->type); |
|
assert(0 == p->engine.ps.psstate); |
|
|
|
p->engine.ps.pscol = PS_CHAR_LEFT; |
if (p->ps->last == '\0') |
p->engine.ps.psrow = PS_CHAR_TOPMARG; |
return; |
p->engine.ps.psstate |= PS_MARGINS; |
|
|
|
(*p->headf)(p, p->argf); |
/* Check the font mode; open a new scope if it doesn't match. */ |
(*p->endline)(p); |
|
|
|
p->engine.ps.psstate &= ~PS_MARGINS; |
if (p->ps->nextf != p->ps->lastf) { |
assert(0 == p->engine.ps.psstate); |
ps_pclose(p); |
|
ps_setfont(p, p->ps->nextf); |
|
} |
|
p->ps->nextf = TERMFONT_NONE; |
|
|
p->engine.ps.pscol = PS_CHAR_LEFT; |
/* |
p->engine.ps.psrow = PS_CHAR_BOTMARG; |
* For an overstrike, if a previous character |
p->engine.ps.psstate |= PS_MARGINS; |
* was wider, advance to center the new one. |
|
*/ |
|
|
(*p->footf)(p, p->argf); |
if (p->ps->pscolnext) { |
(*p->endline)(p); |
wx = fonts[p->ps->lastf].gly[(int)p->ps->last-32].wx; |
|
if (p->ps->pscol + wx < p->ps->pscolnext) |
|
p->ps->pscol = (p->ps->pscol + |
|
p->ps->pscolnext - wx) / 2; |
|
} |
|
|
p->engine.ps.psstate &= ~PS_MARGINS; |
ps_pletter(p, p->ps->last); |
assert(0 == p->engine.ps.psstate); |
p->ps->last = '\0'; |
|
|
p->engine.ps.pscol = PS_CHAR_LEFT; |
/* |
p->engine.ps.psrow = PS_CHAR_TOP; |
* For an overstrike, if a previous character |
|
* was wider, advance to the end of the old one. |
|
*/ |
|
|
|
if (p->ps->pscol < p->ps->pscolnext) { |
|
ps_pclose(p); |
|
p->ps->pscol = p->ps->pscolnext; |
|
} |
} |
} |
|
|
|
|
static void |
static void |
ps_advance(struct termp *p, size_t len) |
ps_letter(struct termp *p, int arg) |
{ |
{ |
|
size_t savecol; |
|
char c; |
|
|
if (PS_INLINE & p->engine.ps.psstate) { |
c = arg >= 128 || arg <= 0 ? '?' : arg; |
/* Dump out any existing line scope. */ |
|
printf(") show\n"); |
/* |
p->engine.ps.psstate &= ~PS_INLINE; |
* When receiving a backspace, merely flag it. |
|
* We don't know yet whether it is |
|
* a font instruction or an overstrike. |
|
*/ |
|
|
|
if (c == '\b') { |
|
assert(p->ps->last != '\0'); |
|
assert( ! (p->ps->flags & PS_BACKSP)); |
|
p->ps->flags |= PS_BACKSP; |
|
return; |
} |
} |
|
|
p->engine.ps.pscol += len ? len * PS_CHAR_WIDTH : 0; |
/* |
|
* Decode font instructions. |
|
*/ |
|
|
|
if (p->ps->flags & PS_BACKSP) { |
|
if (p->ps->last == '_') { |
|
switch (p->ps->nextf) { |
|
case TERMFONT_BI: |
|
break; |
|
case TERMFONT_BOLD: |
|
p->ps->nextf = TERMFONT_BI; |
|
break; |
|
default: |
|
p->ps->nextf = TERMFONT_UNDER; |
|
} |
|
p->ps->last = c; |
|
p->ps->flags &= ~PS_BACKSP; |
|
return; |
|
} |
|
if (p->ps->last == c) { |
|
switch (p->ps->nextf) { |
|
case TERMFONT_BI: |
|
break; |
|
case TERMFONT_UNDER: |
|
p->ps->nextf = TERMFONT_BI; |
|
break; |
|
default: |
|
p->ps->nextf = TERMFONT_BOLD; |
|
} |
|
p->ps->flags &= ~PS_BACKSP; |
|
return; |
|
} |
|
|
|
/* |
|
* This is not a font instruction, but rather |
|
* the next character. Prepare for overstrike. |
|
*/ |
|
|
|
savecol = p->ps->pscol; |
|
} else |
|
savecol = SIZE_MAX; |
|
|
|
/* |
|
* We found the next character, so the font instructions |
|
* for the previous one are complete. |
|
* Use them and print it. |
|
*/ |
|
|
|
ps_plast(p); |
|
|
|
/* |
|
* Do not print the current character yet because font |
|
* instructions might follow; only remember the character. |
|
* It will get printed later from ps_plast(). |
|
*/ |
|
|
|
p->ps->last = c; |
|
|
|
/* |
|
* For an overstrike, back up to the previous position. |
|
* If the previous character is wider than any it overstrikes, |
|
* remember the current position, because it might also be |
|
* wider than all that will overstrike it. |
|
*/ |
|
|
|
if (savecol != SIZE_MAX) { |
|
if (p->ps->pscolnext < p->ps->pscol) |
|
p->ps->pscolnext = p->ps->pscol; |
|
ps_pclose(p); |
|
p->ps->pscol = savecol; |
|
p->ps->flags &= ~PS_BACKSP; |
|
} else |
|
p->ps->pscolnext = 0; |
} |
} |
|
|
|
static void |
|
ps_advance(struct termp *p, size_t len) |
|
{ |
|
|
|
/* |
|
* Advance some spaces. This can probably be made smarter, |
|
* i.e., to have multiple space-separated words in the same |
|
* scope, but this is easier: just close out the current scope |
|
* and readjust our column settings. |
|
*/ |
|
|
|
ps_plast(p); |
|
ps_pclose(p); |
|
p->ps->pscol += len; |
|
} |
|
|
static void |
static void |
ps_endline(struct termp *p) |
ps_endline(struct termp *p) |
{ |
{ |
|
|
if (PS_INLINE & p->engine.ps.psstate) { |
/* Close out any scopes we have open: we're at eoln. */ |
printf(") show\n"); |
|
p->engine.ps.psstate &= ~PS_INLINE; |
|
} |
|
|
|
if (PS_MARGINS & p->engine.ps.psstate) |
ps_plast(p); |
|
ps_pclose(p); |
|
|
|
/* |
|
* If we're in the margin, don't try to recalculate our current |
|
* row. XXX: if the column tries to be fancy with multiple |
|
* lines, we'll do nasty stuff. |
|
*/ |
|
|
|
if (PS_MARGINS & p->ps->flags) |
return; |
return; |
|
|
p->engine.ps.pscol = PS_CHAR_LEFT; |
/* Left-justify. */ |
if (p->engine.ps.psrow >= PS_CHAR_HEIGHT + PS_CHAR_BOT) { |
|
p->engine.ps.psrow -= PS_CHAR_HEIGHT; |
p->ps->pscol = p->ps->left; |
|
|
|
/* If we haven't printed anything, return. */ |
|
|
|
if (PS_NEWPAGE & p->ps->flags) |
return; |
return; |
|
|
|
/* |
|
* Put us down a line. If we're at the page bottom, spit out a |
|
* showpage and restart our row. |
|
*/ |
|
|
|
if (p->ps->psrow >= p->ps->lineheight + p->ps->bottom) { |
|
p->ps->psrow -= p->ps->lineheight; |
|
return; |
} |
} |
|
|
/* |
ps_closepage(p); |
* XXX: can't run pageopen() until we're certain a flushln() has |
|
* occured, else the buf will reopen in an awkward state on the |
p->tcol->offset -= p->ti; |
* next line. |
p->ti = 0; |
|
} |
|
|
|
static void |
|
ps_setfont(struct termp *p, enum termfont f) |
|
{ |
|
|
|
assert(f < TERMFONT__MAX); |
|
p->ps->lastf = f; |
|
|
|
/* |
|
* If we're still at the top of the page, let the font-setting |
|
* be delayed until we actually have stuff to print. |
*/ |
*/ |
printf("showpage\n"); |
|
p->engine.ps.psrow = PS_CHAR_TOP; |
if (PS_NEWPAGE & p->ps->flags) |
|
return; |
|
|
|
if (TERMTYPE_PS == p->type) |
|
ps_printf(p, "/%s %zu selectfont\n", |
|
fonts[(int)f].name, p->ps->scale); |
|
else |
|
ps_printf(p, "/F%d %zu Tf\n", |
|
(int)f, p->ps->scale); |
|
} |
|
|
|
static size_t |
|
ps_width(const struct termp *p, int c) |
|
{ |
|
|
|
if (c <= 32 || c - 32 >= MAXCHAR) |
|
c = 0; |
|
else |
|
c -= 32; |
|
|
|
return (size_t)fonts[(int)TERMFONT_NONE].gly[c].wx; |
|
} |
|
|
|
static int |
|
ps_hspan(const struct termp *p, const struct roffsu *su) |
|
{ |
|
double r; |
|
|
|
/* |
|
* All of these measurements are derived by converting from the |
|
* native measurement to AFM units. |
|
*/ |
|
switch (su->unit) { |
|
case SCALE_BU: |
|
/* |
|
* Traditionally, the default unit is fixed to the |
|
* output media. So this would refer to the point. In |
|
* mandoc(1), however, we stick to the default terminal |
|
* scaling unit so that output is the same regardless |
|
* the media. |
|
*/ |
|
r = PNT2AFM(p, su->scale * 72.0 / 240.0); |
|
break; |
|
case SCALE_CM: |
|
r = PNT2AFM(p, su->scale * 72.0 / 2.54); |
|
break; |
|
case SCALE_EM: |
|
r = su->scale * |
|
fonts[(int)TERMFONT_NONE].gly[109 - 32].wx; |
|
break; |
|
case SCALE_EN: |
|
r = su->scale * |
|
fonts[(int)TERMFONT_NONE].gly[110 - 32].wx; |
|
break; |
|
case SCALE_IN: |
|
r = PNT2AFM(p, su->scale * 72.0); |
|
break; |
|
case SCALE_MM: |
|
r = su->scale * |
|
fonts[(int)TERMFONT_NONE].gly[109 - 32].wx / 100.0; |
|
break; |
|
case SCALE_PC: |
|
r = PNT2AFM(p, su->scale * 12.0); |
|
break; |
|
case SCALE_PT: |
|
r = PNT2AFM(p, su->scale * 1.0); |
|
break; |
|
case SCALE_VS: |
|
r = su->scale * p->ps->lineheight; |
|
break; |
|
default: |
|
r = su->scale; |
|
break; |
|
} |
|
|
|
return r * 24.0; |
|
} |
|
|
|
static void |
|
ps_growbuf(struct termp *p, size_t sz) |
|
{ |
|
if (p->ps->psmargcur + sz <= p->ps->psmargsz) |
|
return; |
|
|
|
if (sz < PS_BUFSLOP) |
|
sz = PS_BUFSLOP; |
|
|
|
p->ps->psmargsz += sz; |
|
p->ps->psmarg = mandoc_realloc(p->ps->psmarg, p->ps->psmargsz); |
} |
} |