diff options
Diffstat (limited to 'term_ps.c')
| -rw-r--r-- | term_ps.c | 54 |
1 files changed, 40 insertions, 14 deletions
@@ -33,15 +33,15 @@ #include "term.h" /* Convert PostScript point "x" to an AFM unit. */ -#define PNT2AFM(p, x) \ +#define PNT2AFM(p, x) /* LINTED */ \ (size_t)((double)(x) * (1000.0 / (double)(p)->engine.ps.scale)) /* Convert an AFM unit "x" to a PostScript points */ -#define AFM2PNT(p, x) \ +#define AFM2PNT(p, x) /* LINTED */ \ (size_t)((double)(x) / (1000.0 / (double)(p)->engine.ps.scale)) struct glyph { - int wx; /* WX in AFM */ + size_t wx; /* WX in AFM */ }; struct font { @@ -389,7 +389,7 @@ ps_alloc(char *outopts) struct termp *p; size_t pagex, pagey, margin, lineheight; const char *toks[2]; - const char *paper; + const char *pp; char *v; if (NULL == (p = term_alloc(TERMENC_ASCII))) @@ -404,17 +404,17 @@ ps_alloc(char *outopts) p->type = TERMTYPE_PS; p->width = ps_width; - p->engine.ps.scale = 10; + p->engine.ps.scale = 11; toks[0] = "paper"; toks[1] = NULL; - paper = "letter"; + pp = NULL; while (outopts && *outopts) switch (getsubopt(&outopts, UNCONST(toks), &v)) { case (0): - paper = v; + pp = v; break; default: break; @@ -423,14 +423,40 @@ ps_alloc(char *outopts) margin = PNT2AFM(p, 72); lineheight = PNT2AFM(p, 12); - if (0 == strcasecmp(paper, "a4")) { - pagex = PNT2AFM(p, 595); - pagey = PNT2AFM(p, 842); - } else { - pagex = PNT2AFM(p, 612); - pagey = PNT2AFM(p, 792); + /* Default to US letter (millimetres). */ + + 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. + */ + + if (pp && strcasecmp(pp, "letter")) { + if (0 == strcasecmp(pp, "a3")) { + pagex = 297; + pagey = 420; + } else if (0 == strcasecmp(pp, "a4")) { + pagex = 210; + pagey = 297; + } else if (0 == strcasecmp(pp, "a5")) { + pagex = 148; + pagey = 210; + } else if (0 == strcasecmp(pp, "legal")) { + pagex = 216; + pagey = 356; + } else if (2 != sscanf(pp, "%zux%zu", &pagex, &pagey)) + fprintf(stderr, "%s: Unknown paper\n", pp); } + /* Remember millimetres -> AFM units. */ + + pagex = PNT2AFM(p, ((double)pagex * 2.834)); + pagey = PNT2AFM(p, ((double)pagey * 2.834)); + assert(margin * 2 < pagex); assert(margin * 2 < pagey); @@ -658,7 +684,7 @@ ps_pletter(struct termp *p, int c) return; } - ps_putchar(p, c); + ps_putchar(p, (char)c); c -= 32; p->engine.ps.pscol += fonts[f].gly[c].wx; } |