From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from krisdoz.my.domain (kristaps@localhost [127.0.0.1]) by krisdoz.my.domain (8.14.3/8.14.3) with ESMTP id o5SNQ9jE026701 for ; Mon, 28 Jun 2010 19:26:10 -0400 (EDT) Received: (from kristaps@localhost) by krisdoz.my.domain (8.14.3/8.14.3/Submit) id o5SNQ91n007251; Mon, 28 Jun 2010 19:26:09 -0400 (EDT) Date: Mon, 28 Jun 2010 19:26:09 -0400 (EDT) Message-Id: <201006282326.o5SNQ91n007251@krisdoz.my.domain> X-Mailinglist: mdocml-source Reply-To: source@mdocml.bsd.lv MIME-Version: 1.0 From: kristaps@mdocml.bsd.lv To: source@mdocml.bsd.lv Subject: mdocml: Clean-up of variable-width glyph support. X-Mailer: activitymail 1.26, http://search.cpan.org/dist/activitymail/ Content-Type: text/plain; charset=utf-8 Log Message: ----------- Clean-up of variable-width glyph support. Adds no new code; only restructured to make a bit more readable. Also removed an unused entry in the PS engine structure. Modified Files: -------------- mdocml: term.c term.h term_ps.c Revision Data ------------- Index: term.c =================================================================== RCS file: /usr/vhosts/mdocml.bsd.lv/cvs/mdocml/term.c,v retrieving revision 1.153 retrieving revision 1.154 diff -Lterm.c -Lterm.c -u -p -r1.153 -r1.154 --- term.c +++ term.c @@ -161,21 +161,17 @@ term_flushln(struct termp *p) */ vbl = p->flags & TERMP_NOLPAD ? 0 : p->offset; - /* - * FIXME: if bp is zero, we still output the first word before - * breaking the line. - */ - vis = vend = i = 0; - while (i < (int)p->col) { + while (i < (int)p->col) { /* - * Handle literal tab characters. + * Handle literal tab characters: collapse all + * subsequent tabs into a single huge set of spaces. */ for (j = i; j < (int)p->col; j++) { if ('\t' != p->buf[j]) break; - vend = (vis/p->tabwidth+1)*p->tabwidth; + vend = (vis / p->tabwidth + 1) * p->tabwidth; vbl += vend - vis; vis = vend; } @@ -191,15 +187,21 @@ term_flushln(struct termp *p) for (jhy = 0; j < (int)p->col; j++) { if ((j && ' ' == p->buf[j]) || '\t' == p->buf[j]) break; - if (8 != p->buf[j]) { - if (vend > vis && vend < bp && - ASCII_HYPH == p->buf[j]) - jhy = j; - vend += (*p->width)(p, p->buf[j]); - } else { + + /* Back over the the last printed character. */ + if (8 == p->buf[j]) { assert(j); vend -= (*p->width)(p, p->buf[j - 1]); + continue; } + + /* Regular word. */ + /* Break at the hyphen point if we overrun. */ + if (vend > vis && vend < bp && + ASCII_HYPH == p->buf[j]) + jhy = j; + + vend += (*p->width)(p, p->buf[j]); } /* @@ -308,7 +310,8 @@ term_flushln(struct termp *p) /* Right-pad. */ if (maxvis > vis + /* LINTED */ - ((TERMP_TWOSPACE & p->flags) ? (*p->width)(p, ' ') : 0)) { + ((TERMP_TWOSPACE & p->flags) ? + (*p->width)(p, ' ') : 0)) { p->viscol += maxvis - vis; (*p->advance)(p, maxvis - vis); vis += (maxvis - vis); Index: term.h =================================================================== RCS file: /usr/vhosts/mdocml.bsd.lv/cvs/mdocml/term.h,v retrieving revision 1.66 retrieving revision 1.67 diff -Lterm.h -Lterm.h -u -p -r1.66 -r1.67 --- term.h +++ term.h @@ -49,7 +49,6 @@ struct termp_ps { char *psmarg; /* margin buf */ size_t psmargsz; /* margin buf size */ size_t psmargcur; /* current pos in margin buf */ - size_t pspage; /* current page */ char last; /* character buffer */ enum termfont lastf; /* last set font */ }; Index: term_ps.c =================================================================== RCS file: /usr/vhosts/mdocml.bsd.lv/cvs/mdocml/term_ps.c,v retrieving revision 1.14 retrieving revision 1.15 diff -Lterm_ps.c -Lterm_ps.c -u -p -r1.14 -r1.15 --- term_ps.c +++ term_ps.c @@ -31,14 +31,21 @@ #include "main.h" #include "term.h" +/* TODO: all this will go away with different paper sizes. */ +#define PS_CHAR_HEIGHT 12 +#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) + struct glyph { int wx; /* WX in AFM */ }; -#define MAXCHAR 95 - struct font { const char *name; /* FontName in AFM */ +#define MAXCHAR 95 /* total characters we can handle */ struct glyph gly[MAXCHAR]; /* glyph metrics */ }; @@ -342,13 +349,7 @@ static const struct font fonts[3] = { } }, }; -#define PS_CHAR_HEIGHT 12 -#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) - +/* These work the buffer used by the header and footer. */ #define PS_BUFSLOP 128 #define PS_GROWBUF(p, sz) \ do if ((p)->engine.ps.psmargcur + (sz) > \ @@ -388,6 +389,7 @@ ps_alloc(void) return(NULL); p->defrmargin = 612 - (PS_CHAR_LEFT * 2); + p->type = TERMTYPE_PS; p->letter = ps_letter; p->begin = ps_begin; -- To unsubscribe send an email to source+unsubscribe@mdocml.bsd.lv