version 1.28, 2010/07/04 19:24:00 |
version 1.31, 2010/07/04 20:06:59 |
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#include "main.h" |
#include "main.h" |
#include "term.h" |
#include "term.h" |
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#define MINMARGIN_MM 20 /* Minimum 2cm margins. */ |
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#define MINMARGIN_PNT 56.68 |
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#define DEFPAGEX_MM 216 /* Default page size is US-letter. */ |
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#define DEFPAGEY_MM 279 |
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/* Convert PostScript point "x" to an AFM unit. */ |
/* Convert PostScript point "x" to an AFM unit. */ |
#define PNT2AFM(p, x) /* LINTED */ \ |
#define PNT2AFM(p, x) /* LINTED */ \ |
(size_t)((double)(x) * (1000.0 / (double)(p)->engine.ps.scale)) |
(size_t)((double)(x) * (1000.0 / (double)(p)->engine.ps.scale)) |
Line 426 ps_alloc(char *outopts) |
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Line 421 ps_alloc(char *outopts) |
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/* Default to US letter (millimetres). */ |
/* Default to US letter (millimetres). */ |
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pagex = DEFPAGEX_MM; |
pagex = 216; |
pagey = DEFPAGEY_MM; |
pagey = 279; |
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/* |
/* |
* The ISO-269 paper sizes can be calculated automatically, but |
* The ISO-269 paper sizes can be calculated automatically, but |
Line 454 ps_alloc(char *outopts) |
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Line 449 ps_alloc(char *outopts) |
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} else if (NULL == pp) |
} else if (NULL == pp) |
pp = "letter"; |
pp = "letter"; |
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/* Enforce minimum page size >= (2 times) min-margin. */ |
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if ((2 * MINMARGIN_MM) >= pagex) { |
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fprintf(stderr, "%s: Insufficient page width\n", pp); |
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pagex = DEFPAGEX_MM; |
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} else if ((2 * MINMARGIN_MM >= pagey)) { |
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fprintf(stderr, "%s: Insufficient page length\n", pp); |
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pagey = DEFPAGEY_MM; |
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} |
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/* |
/* |
* This MUST be defined before any PNT2AFM or AFM2PNT |
* This MUST be defined before any PNT2AFM or AFM2PNT |
* calculations occur. |
* calculations occur. |
Line 478 ps_alloc(char *outopts) |
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Line 463 ps_alloc(char *outopts) |
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/* Margins are 1/9 the page x and y. */ |
/* Margins are 1/9 the page x and y. */ |
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marginx = (size_t)((double)pagex / 9.0); |
marginx = /* LINTED */ |
marginy = (size_t)((double)pagey / 9.0); |
(size_t)((double)pagex / 9.0); |
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marginy = /* LINTED */ |
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(size_t)((double)pagey / 9.0); |
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lineheight = PNT2AFM(p, 16); |
/* Line-height is 1.4em. */ |
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lineheight = PNT2AFM(p, ((double)p->engine.ps.scale * 1.4)); |
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p->engine.ps.width = pagex; |
p->engine.ps.width = pagex; |
p->engine.ps.height = pagey; |
p->engine.ps.height = pagey; |
p->engine.ps.header = pagey - (marginy / 2) - (lineheight / 2); |
p->engine.ps.header = pagey - (marginy / 2) - (lineheight / 2); |
Line 525 ps_printf(struct termp *p, const char *fmt, ...) |
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Line 514 ps_printf(struct termp *p, const char *fmt, ...) |
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* into our growable margin buffer. |
* into our growable margin buffer. |
*/ |
*/ |
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if ( ! (PS_MARGINS & p->engine.ps.psstate)) { |
if ( ! (PS_MARGINS & p->engine.ps.flags)) { |
vprintf(fmt, ap); |
vprintf(fmt, ap); |
va_end(ap); |
va_end(ap); |
return; |
return; |
Line 554 ps_putchar(struct termp *p, char c) |
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Line 543 ps_putchar(struct termp *p, char c) |
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/* See ps_printf(). */ |
/* See ps_printf(). */ |
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if ( ! (PS_MARGINS & p->engine.ps.psstate)) { |
if ( ! (PS_MARGINS & p->engine.ps.flags)) { |
putchar(c); |
putchar(c); |
return; |
return; |
} |
} |
Line 578 ps_end(struct termp *p) |
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Line 567 ps_end(struct termp *p) |
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* well as just one. |
* well as just one. |
*/ |
*/ |
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assert(0 == p->engine.ps.psstate); |
if ( ! (PS_NEWPAGE & p->engine.ps.flags)) { |
assert('\0' == p->engine.ps.last); |
assert(0 == p->engine.ps.flags); |
assert(p->engine.ps.psmarg && p->engine.ps.psmarg[0]); |
assert('\0' == p->engine.ps.last); |
printf("%s", p->engine.ps.psmarg); |
assert(p->engine.ps.psmarg && p->engine.ps.psmarg[0]); |
p->engine.ps.pages++; |
printf("%s", p->engine.ps.psmarg); |
printf("showpage\n"); |
p->engine.ps.pages++; |
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printf("showpage\n"); |
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} |
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printf("%%%%Trailer\n"); |
printf("%%%%Trailer\n"); |
printf("%%%%Pages: %zu\n", p->engine.ps.pages); |
printf("%%%%Pages: %zu\n", p->engine.ps.pages); |
Line 608 ps_begin(struct termp *p) |
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Line 599 ps_begin(struct termp *p) |
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} |
} |
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p->engine.ps.psmargcur = 0; |
p->engine.ps.psmargcur = 0; |
p->engine.ps.psstate = PS_MARGINS; |
p->engine.ps.flags = PS_MARGINS; |
p->engine.ps.pscol = p->engine.ps.left; |
p->engine.ps.pscol = p->engine.ps.left; |
p->engine.ps.psrow = p->engine.ps.header; |
p->engine.ps.psrow = p->engine.ps.header; |
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Line 623 ps_begin(struct termp *p) |
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Line 614 ps_begin(struct termp *p) |
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(*p->footf)(p, p->argf); |
(*p->footf)(p, p->argf); |
(*p->endline)(p); |
(*p->endline)(p); |
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p->engine.ps.psstate &= ~PS_MARGINS; |
p->engine.ps.flags &= ~PS_MARGINS; |
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assert(0 == p->engine.ps.psstate); |
assert(0 == p->engine.ps.flags); |
assert(p->engine.ps.psmarg); |
assert(p->engine.ps.psmarg); |
assert('\0' != p->engine.ps.psmarg[0]); |
assert('\0' != p->engine.ps.psmarg[0]); |
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Line 658 ps_begin(struct termp *p) |
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Line 649 ps_begin(struct termp *p) |
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ps_setfont(p, TERMFONT_NONE); |
ps_setfont(p, TERMFONT_NONE); |
p->engine.ps.pscol = p->engine.ps.left; |
p->engine.ps.pscol = p->engine.ps.left; |
p->engine.ps.psrow = p->engine.ps.top; |
p->engine.ps.psrow = p->engine.ps.top; |
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p->engine.ps.flags |= PS_NEWPAGE; |
} |
} |
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Line 671 ps_pletter(struct termp *p, int c) |
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Line 663 ps_pletter(struct termp *p, int c) |
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* now at the current cursor. |
* now at the current cursor. |
*/ |
*/ |
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if ( ! (PS_INLINE & p->engine.ps.psstate)) { |
if (PS_NEWPAGE & p->engine.ps.flags) |
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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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if ( ! (PS_INLINE & p->engine.ps.flags)) { |
ps_printf(p, "%zu %zu moveto\n(", |
ps_printf(p, "%zu %zu moveto\n(", |
AFM2PNT(p, p->engine.ps.pscol), |
AFM2PNT(p, p->engine.ps.pscol), |
AFM2PNT(p, p->engine.ps.psrow)); |
AFM2PNT(p, p->engine.ps.psrow)); |
p->engine.ps.psstate |= PS_INLINE; |
p->engine.ps.flags |= PS_INLINE; |
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p->engine.ps.flags &= ~PS_NEWPAGE; |
} |
} |
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assert( ! (PS_NEWPAGE & p->engine.ps.flags)); |
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/* |
/* |
* 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 |
Line 723 ps_pclose(struct termp *p) |
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Line 723 ps_pclose(struct termp *p) |
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* or anything). |
* or anything). |
*/ |
*/ |
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if ( ! (PS_INLINE & p->engine.ps.psstate)) |
if ( ! (PS_INLINE & p->engine.ps.flags)) |
return; |
return; |
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ps_printf(p, ") show\n"); |
ps_printf(p, ") show\n"); |
p->engine.ps.psstate &= ~PS_INLINE; |
p->engine.ps.flags &= ~PS_INLINE; |
} |
} |
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Line 752 ps_fclose(struct termp *p) |
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Line 752 ps_fclose(struct termp *p) |
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p->engine.ps.last = '\0'; |
p->engine.ps.last = '\0'; |
} |
} |
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if ( ! (PS_INLINE & p->engine.ps.psstate)) |
if ( ! (PS_INLINE & p->engine.ps.flags)) |
return; |
return; |
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ps_pclose(p); |
ps_pclose(p); |
Line 837 ps_endline(struct termp *p) |
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Line 837 ps_endline(struct termp *p) |
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* lines, we'll do nasty stuff. |
* lines, we'll do nasty stuff. |
*/ |
*/ |
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if (PS_MARGINS & p->engine.ps.psstate) |
if (PS_MARGINS & p->engine.ps.flags) |
return; |
return; |
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/* Left-justify. */ |
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p->engine.ps.pscol = p->engine.ps.left; |
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/* If we haven't printed anything, return. */ |
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if (PS_NEWPAGE & p->engine.ps.flags) |
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return; |
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/* |
/* |
* Put us down a line. If we're at the page bottom, spit out a |
* Put us down a line. If we're at the page bottom, spit out a |
* showpage and restart our row. |
* showpage and restart our row. |
*/ |
*/ |
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p->engine.ps.pscol = p->engine.ps.left; |
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if (p->engine.ps.psrow >= p->engine.ps.lineheight + |
if (p->engine.ps.psrow >= p->engine.ps.lineheight + |
p->engine.ps.bottom) { |
p->engine.ps.bottom) { |
p->engine.ps.psrow -= p->engine.ps.lineheight; |
p->engine.ps.psrow -= p->engine.ps.lineheight; |
Line 856 ps_endline(struct termp *p) |
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Line 864 ps_endline(struct termp *p) |
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printf("%s", p->engine.ps.psmarg); |
printf("%s", p->engine.ps.psmarg); |
printf("showpage\n"); |
printf("showpage\n"); |
p->engine.ps.pages++; |
p->engine.ps.pages++; |
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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p->engine.ps.psrow = p->engine.ps.top; |
p->engine.ps.psrow = p->engine.ps.top; |
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assert( ! (PS_NEWPAGE & p->engine.ps.flags)); |
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p->engine.ps.flags |= PS_NEWPAGE; |
} |
} |
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