diff options
Diffstat (limited to 'term_ascii.c')
| -rw-r--r-- | term_ascii.c | 44 |
1 files changed, 19 insertions, 25 deletions
diff --git a/term_ascii.c b/term_ascii.c index f217b9a4..7abbb91f 100644 --- a/term_ascii.c +++ b/term_ascii.c @@ -1,4 +1,4 @@ -/* $Id: term_ascii.c,v 1.44 2015/03/27 21:33:20 schwarze Exp $ */ +/* $Id: term_ascii.c,v 1.45 2015/04/04 17:47:18 schwarze Exp $ */ /* * Copyright (c) 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> * Copyright (c) 2014, 2015 Ingo Schwarze <schwarze@openbsd.org> @@ -40,7 +40,7 @@ static struct termp *ascii_init(enum termenc, const struct mchars *, const struct manoutput *); -static double ascii_hspan(const struct termp *, +static int ascii_hspan(const struct termp *, const struct roffsu *); static size_t ascii_width(const struct termp *, int); static void ascii_advance(struct termp *, size_t); @@ -48,7 +48,7 @@ static void ascii_begin(struct termp *); static void ascii_end(struct termp *); static void ascii_endline(struct termp *); static void ascii_letter(struct termp *, int); -static void ascii_setwidth(struct termp *, int, size_t); +static void ascii_setwidth(struct termp *, int, int); #if HAVE_WCHAR static void locale_advance(struct termp *, size_t); @@ -137,15 +137,16 @@ locale_alloc(const struct mchars *mchars, const struct manoutput *outopts) } static void -ascii_setwidth(struct termp *p, int iop, size_t width) +ascii_setwidth(struct termp *p, int iop, int width) { + width /= 24; p->rmargin = p->defrmargin; if (iop > 0) p->defrmargin += width; else if (iop == 0) - p->defrmargin = width ? width : p->lastrmargin; - else if (p->defrmargin > width) + p->defrmargin = width ? (size_t)width : p->lastrmargin; + else if (p->defrmargin > (size_t)width) p->defrmargin -= width; else p->defrmargin = 0; @@ -218,52 +219,45 @@ ascii_advance(struct termp *p, size_t len) putchar(' '); } -static double +static int ascii_hspan(const struct termp *p, const struct roffsu *su) { double r; - /* - * Approximate based on character width. - * None of these will be actually correct given that an inch on - * the screen depends on character size, terminal, etc., etc. - */ switch (su->unit) { case SCALE_BU: - r = su->scale * 10.0 / 240.0; + r = su->scale; break; case SCALE_CM: - r = su->scale * 10.0 / 2.54; + r = su->scale * 240.0 / 2.54; break; case SCALE_FS: - r = su->scale * 2730.666; + r = su->scale * 65536.0; break; case SCALE_IN: - r = su->scale * 10.0; + r = su->scale * 240.0; break; case SCALE_MM: - r = su->scale / 100.0; + r = su->scale * 0.24; break; + case SCALE_VS: + /* FALLTHROUGH */ case SCALE_PC: - r = su->scale * 10.0 / 6.0; + r = su->scale * 40.0; break; case SCALE_PT: - r = su->scale * 10.0 / 72.0; - break; - case SCALE_VS: - r = su->scale * 2.0 - 1.0; + r = su->scale * 10.0 / 3.0; break; case SCALE_EN: /* FALLTHROUGH */ case SCALE_EM: - r = su->scale; + r = su->scale * 24.0; break; default: abort(); /* NOTREACHED */ } - - return(r); + return(r > 0.0 ? r + 0.01 : r - 0.01); } const char * |