version 1.14, 2010/06/28 22:46:21 |
version 1.21, 2010/06/30 13:00:00 |
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#include <assert.h> |
#include <assert.h> |
#include <stdarg.h> |
#include <stdarg.h> |
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#include <stdint.h> |
#include <stdio.h> |
#include <stdio.h> |
#include <stdlib.h> |
#include <stdlib.h> |
#include <string.h> |
#include <string.h> |
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#include "main.h" |
#include "main.h" |
#include "term.h" |
#include "term.h" |
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/* Convert PostScript point "x" to an AFM unit. */ |
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#define PNT2AFM(p, x) \ |
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(size_t)((double)(x) * (1000.0 / (double)(p)->engine.ps.scale)) |
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/* Convert an AFM unit "x" to a PostScript points */ |
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#define AFM2PNT(p, x) \ |
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(size_t)((double)(x) / (1000.0 / (double)(p)->engine.ps.scale)) |
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struct glyph { |
struct glyph { |
int wx; /* WX in AFM */ |
int wx; /* WX in AFM */ |
}; |
}; |
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#define MAXCHAR 95 |
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struct font { |
struct font { |
const char *name; /* FontName in AFM */ |
const char *name; /* FontName in AFM */ |
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#define MAXCHAR 95 /* total characters we can handle */ |
struct glyph gly[MAXCHAR]; /* glyph metrics */ |
struct glyph gly[MAXCHAR]; /* glyph metrics */ |
}; |
}; |
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* ASCII, i.e., 32--127. |
* ASCII, i.e., 32--127. |
*/ |
*/ |
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static const struct font fonts[3] = { |
static const struct font fonts[TERMFONT__MAX] = { |
{ "Courier", { |
{ "Courier", { |
{ 600 }, |
{ 600 }, |
{ 600 }, |
{ 600 }, |
Line 342 static const struct font fonts[3] = { |
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Line 350 static const struct font fonts[3] = { |
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} }, |
} }, |
}; |
}; |
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#define PS_CHAR_HEIGHT 12 |
/* These work the buffer used by the header and footer. */ |
#define PS_CHAR_TOPMARG (792 - 24) |
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#define PS_CHAR_TOP (PS_CHAR_TOPMARG - 36) |
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#define PS_CHAR_LEFT 36 |
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#define PS_CHAR_BOTMARG 24 |
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#define PS_CHAR_BOT (PS_CHAR_BOTMARG + 36) |
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#define PS_BUFSLOP 128 |
#define PS_BUFSLOP 128 |
#define PS_GROWBUF(p, sz) \ |
#define PS_GROWBUF(p, sz) \ |
do if ((p)->engine.ps.psmargcur + (sz) > \ |
do if ((p)->engine.ps.psmargcur + (sz) > \ |
Line 365 static const struct font fonts[3] = { |
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Line 367 static const struct font fonts[3] = { |
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} while (/* CONSTCOND */ 0) |
} while (/* CONSTCOND */ 0) |
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static void ps_letter(struct termp *, char); |
static double ps_hspan(const struct termp *, |
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const struct roffsu *); |
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static size_t ps_width(const struct termp *, char); |
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static void ps_advance(struct termp *, size_t); |
static void ps_begin(struct termp *); |
static void ps_begin(struct termp *); |
static void ps_end(struct termp *); |
static void ps_end(struct termp *); |
static void ps_advance(struct termp *, size_t); |
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static void ps_endline(struct termp *); |
static void ps_endline(struct termp *); |
static void ps_fclose(struct termp *); |
static void ps_fclose(struct termp *); |
static size_t ps_width(const struct termp *, char); |
static void ps_letter(struct termp *, char); |
static void ps_pclose(struct termp *); |
static void ps_pclose(struct termp *); |
static void ps_pletter(struct termp *, int); |
static void ps_pletter(struct termp *, int); |
static void ps_printf(struct termp *, const char *, ...); |
static void ps_printf(struct termp *, const char *, ...); |
Line 380 static void ps_setfont(struct termp *, enum termfon |
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Line 384 static void ps_setfont(struct termp *, enum termfon |
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void * |
void * |
ps_alloc(void) |
ps_alloc(char *outopts) |
{ |
{ |
struct termp *p; |
struct termp *p; |
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size_t pagex, pagey, margin, lineheight; |
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const char *toks[2]; |
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const char *paper; |
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char *v; |
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if (NULL == (p = term_alloc(TERMENC_ASCII))) |
if (NULL == (p = term_alloc(TERMENC_ASCII))) |
return(NULL); |
return(NULL); |
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p->defrmargin = 612 - (PS_CHAR_LEFT * 2); |
p->advance = ps_advance; |
p->type = TERMTYPE_PS; |
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p->letter = ps_letter; |
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p->begin = ps_begin; |
p->begin = ps_begin; |
p->end = ps_end; |
p->end = ps_end; |
p->advance = ps_advance; |
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p->endline = ps_endline; |
p->endline = ps_endline; |
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p->hspan = ps_hspan; |
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p->letter = ps_letter; |
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p->type = TERMTYPE_PS; |
p->width = ps_width; |
p->width = ps_width; |
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p->engine.ps.scale = 10; |
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toks[0] = "paper"; |
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toks[1] = NULL; |
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paper = "letter"; |
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while (outopts && *outopts) |
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switch (getsubopt(&outopts, UNCONST(toks), &v)) { |
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case (0): |
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paper = v; |
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break; |
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default: |
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break; |
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} |
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margin = PNT2AFM(p, 72); |
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lineheight = PNT2AFM(p, 12); |
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if (0 == strcasecmp(paper, "a4")) { |
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pagex = PNT2AFM(p, 595); |
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pagey = PNT2AFM(p, 842); |
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} else { |
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pagex = PNT2AFM(p, 612); |
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pagey = PNT2AFM(p, 792); |
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} |
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assert(margin * 2 < pagex); |
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assert(margin * 2 < pagey); |
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p->engine.ps.width = pagex; |
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p->engine.ps.height = pagey; |
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p->engine.ps.header = pagey - (margin / 2); |
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p->engine.ps.top = pagey - margin; |
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p->engine.ps.footer = (margin / 2); |
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p->engine.ps.bottom = margin; |
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p->engine.ps.left = margin; |
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p->engine.ps.lineheight = lineheight; |
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p->defrmargin = pagex - (margin * 2); |
return(p); |
return(p); |
} |
} |
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Line 484 ps_end(struct termp *p) |
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Line 533 ps_end(struct termp *p) |
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assert('\0' == p->engine.ps.last); |
assert('\0' == p->engine.ps.last); |
assert(p->engine.ps.psmarg && p->engine.ps.psmarg[0]); |
assert(p->engine.ps.psmarg && p->engine.ps.psmarg[0]); |
printf("%s", p->engine.ps.psmarg); |
printf("%s", p->engine.ps.psmarg); |
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p->engine.ps.pages++; |
printf("showpage\n"); |
printf("showpage\n"); |
printf("%s\n", "%%EOF"); |
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printf("%%%%Trailer\n"); |
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printf("%%%%Pages: %zu\n", p->engine.ps.pages); |
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printf("%%%%EOF\n"); |
} |
} |
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ps_begin(struct termp *p) |
ps_begin(struct termp *p) |
{ |
{ |
time_t t; |
time_t t; |
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int i; |
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/* |
/* |
* Print margins into margin buffer. Nothing gets output to the |
* Print margins into margin buffer. Nothing gets output to the |
Line 506 ps_begin(struct termp *p) |
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Line 560 ps_begin(struct termp *p) |
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p->engine.ps.psmargcur = 0; |
p->engine.ps.psmargcur = 0; |
p->engine.ps.psstate = PS_MARGINS; |
p->engine.ps.psstate = PS_MARGINS; |
p->engine.ps.pscol = PS_CHAR_LEFT; |
p->engine.ps.pscol = p->engine.ps.left; |
p->engine.ps.psrow = PS_CHAR_TOPMARG; |
p->engine.ps.psrow = p->engine.ps.header; |
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ps_setfont(p, TERMFONT_NONE); |
ps_setfont(p, TERMFONT_NONE); |
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(*p->headf)(p, p->argf); |
(*p->headf)(p, p->argf); |
(*p->endline)(p); |
(*p->endline)(p); |
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p->engine.ps.pscol = PS_CHAR_LEFT; |
p->engine.ps.pscol = p->engine.ps.left; |
p->engine.ps.psrow = PS_CHAR_BOTMARG; |
p->engine.ps.psrow = p->engine.ps.footer; |
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(*p->footf)(p, p->argf); |
(*p->footf)(p, p->argf); |
(*p->endline)(p); |
(*p->endline)(p); |
Line 533 ps_begin(struct termp *p) |
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Line 587 ps_begin(struct termp *p) |
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t = time(NULL); |
t = time(NULL); |
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printf("%%!PS\n"); |
printf("%%!PS-Adobe-3.0\n"); |
printf("%%%%Creator: mandoc-%s\n", VERSION); |
printf("%%%%Creator: mandoc-%s\n", VERSION); |
printf("%%%%CreationDate: %s", ctime(&t)); |
printf("%%%%CreationDate: %s", ctime(&t)); |
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printf("%%%%DocumentData: Clean7Bit\n"); |
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printf("%%%%Orientation: Portrait\n"); |
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printf("%%%%Pages: (atend)\n"); |
printf("%%%%PageOrder: Ascend\n"); |
printf("%%%%PageOrder: Ascend\n"); |
printf("%%%%Orientation: Portrait\n"); |
printf("%%%%Orientation: Portrait\n"); |
printf("%%%%EndComments\n"); |
printf("%%%%DocumentMedia: Default %zu %zu 0 () ()\n", |
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p->engine.ps.width, |
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p->engine.ps.height); |
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printf("%%%%DocumentNeededResources: font"); |
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for (i = 0; i < (int)TERMFONT__MAX; i++) |
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printf(" %s", fonts[i].name); |
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printf("\n%%%%EndComments\n"); |
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printf("%%%%Page: %zu %zu\n", |
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p->engine.ps.pages + 1, |
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p->engine.ps.pages + 1); |
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ps_setfont(p, TERMFONT_NONE); |
ps_setfont(p, TERMFONT_NONE); |
p->engine.ps.pscol = PS_CHAR_LEFT; |
p->engine.ps.pscol = p->engine.ps.left; |
p->engine.ps.psrow = PS_CHAR_TOP; |
p->engine.ps.psrow = p->engine.ps.top; |
} |
} |
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Line 558 ps_pletter(struct termp *p, int c) |
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Line 625 ps_pletter(struct termp *p, int c) |
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if ( ! (PS_INLINE & p->engine.ps.psstate)) { |
if ( ! (PS_INLINE & p->engine.ps.psstate)) { |
ps_printf(p, "%zu %zu moveto\n(", |
ps_printf(p, "%zu %zu moveto\n(", |
p->engine.ps.pscol, |
AFM2PNT(p, p->engine.ps.pscol), |
p->engine.ps.psrow); |
AFM2PNT(p, p->engine.ps.psrow)); |
p->engine.ps.psstate |= PS_INLINE; |
p->engine.ps.psstate |= PS_INLINE; |
} |
} |
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Line 588 ps_pletter(struct termp *p, int c) |
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Line 655 ps_pletter(struct termp *p, int c) |
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if (c <= 32 || (c - 32 > MAXCHAR)) { |
if (c <= 32 || (c - 32 > MAXCHAR)) { |
ps_putchar(p, ' '); |
ps_putchar(p, ' '); |
p->engine.ps.pscol += (fonts[f].gly[0].wx / 100); |
p->engine.ps.pscol += fonts[f].gly[0].wx; |
return; |
return; |
} |
} |
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ps_putchar(p, c); |
ps_putchar(p, c); |
c -= 32; |
c -= 32; |
p->engine.ps.pscol += (fonts[f].gly[c].wx / 100); |
p->engine.ps.pscol += fonts[f].gly[c].wx; |
} |
} |
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Line 730 ps_endline(struct termp *p) |
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Line 797 ps_endline(struct termp *p) |
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* showpage and restart our row. |
* showpage and restart our row. |
*/ |
*/ |
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p->engine.ps.pscol = PS_CHAR_LEFT; |
p->engine.ps.pscol = p->engine.ps.left; |
if (p->engine.ps.psrow >= PS_CHAR_HEIGHT + PS_CHAR_BOT) { |
if (p->engine.ps.psrow >= p->engine.ps.lineheight + |
p->engine.ps.psrow -= PS_CHAR_HEIGHT; |
p->engine.ps.bottom) { |
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p->engine.ps.psrow -= p->engine.ps.lineheight; |
return; |
return; |
} |
} |
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assert(p->engine.ps.psmarg && p->engine.ps.psmarg[0]); |
assert(p->engine.ps.psmarg && p->engine.ps.psmarg[0]); |
printf("%s", p->engine.ps.psmarg); |
printf("%s", p->engine.ps.psmarg); |
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printf("%%%%Page: %zu %zu\n", |
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p->engine.ps.pages + 1, |
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p->engine.ps.pages + 1); |
printf("showpage\n"); |
printf("showpage\n"); |
p->engine.ps.psrow = PS_CHAR_TOP; |
p->engine.ps.pages++; |
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p->engine.ps.psrow = p->engine.ps.top; |
} |
} |
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ps_setfont(struct termp *p, enum termfont f) |
ps_setfont(struct termp *p, enum termfont f) |
{ |
{ |
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ps_printf(p, "/%s 10 selectfont\n", fonts[(int)f].name); |
assert(f < TERMFONT__MAX); |
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ps_printf(p, "/%s %zu selectfont\n", |
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fonts[(int)f].name, p->engine.ps.scale); |
p->engine.ps.lastf = f; |
p->engine.ps.lastf = f; |
} |
} |
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Line 758 ps_width(const struct termp *p, char c) |
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Line 832 ps_width(const struct termp *p, char c) |
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{ |
{ |
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if (c <= 32 || c - 32 >= MAXCHAR) |
if (c <= 32 || c - 32 >= MAXCHAR) |
return(fonts[(int)TERMFONT_NONE].gly[0].wx / 100); |
return(fonts[(int)TERMFONT_NONE].gly[0].wx); |
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c -= 32; |
c -= 32; |
return(fonts[(int)TERMFONT_NONE].gly[(int)c].wx / 100); |
return(fonts[(int)TERMFONT_NONE].gly[(int)c].wx); |
} |
} |
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static double |
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ps_hspan(const struct termp *p, const struct roffsu *su) |
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{ |
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double r; |
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/* |
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* All of these measurements are derived by converting from the |
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* native measurement to AFM units. |
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*/ |
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switch (su->unit) { |
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case (SCALE_CM): |
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r = PNT2AFM(p, su->scale * 28.34); |
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break; |
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case (SCALE_IN): |
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r = PNT2AFM(p, su->scale * 72); |
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break; |
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case (SCALE_PC): |
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r = PNT2AFM(p, su->scale * 12); |
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break; |
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case (SCALE_PT): |
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r = PNT2AFM(p, su->scale * 100); |
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break; |
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case (SCALE_EM): |
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r = su->scale * |
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fonts[(int)TERMFONT_NONE].gly[109 - 32].wx; |
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break; |
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case (SCALE_MM): |
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r = PNT2AFM(p, su->scale * 2.834); |
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break; |
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case (SCALE_EN): |
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r = su->scale * |
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fonts[(int)TERMFONT_NONE].gly[110 - 32].wx; |
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break; |
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case (SCALE_VS): |
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r = su->scale * p->engine.ps.lineheight; |
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break; |
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default: |
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r = su->scale; |
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break; |
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} |
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return(r); |
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} |
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