Subversion Repositories planix.SVN

/* tg.c: process included text blocks */
# include "t.h"

int
gettext(char *sp, int ilin, int icol, char *fn, char *sz)
{
                                        /* get a section of text */
        char    line[4096];
        int     oname, startline;
        char    *vs;

        startline = iline;
        if (texname == 0) 
                error("Too many text block diversions");
        if (textflg == 0) {
                Bprint(&tabout, ".nr %d \\n(.lu\n", SL); /* remember old line length */
                textflg = 1;
        }
        Bprint(&tabout, ".eo\n");
        Bprint(&tabout, ".am %s\n", reg(icol, CRIGHT));
        Bprint(&tabout, ".br\n");
        Bprint(&tabout, ".di %c+\n", texname);
        rstofill();
        if (fn && *fn) 
                Bprint(&tabout, ".nr %d \\n(.f\n.ft %s\n", S1, fn);
        Bprint(&tabout, ".ft \\n(.f\n"); /* protect font */
        vs = vsize[icol][stynum[ilin]];
        if ((sz && *sz) || (vs && *vs)) {
                Bprint(&tabout, ".nr %d \\n(.v\n", S9);
                if (vs == 0 || *vs == 0) 
                        vs = "\\n(.s+2";
                if (sz && *sz)
                        Bprint(&tabout, ".ps %s\n", sz);
                Bprint(&tabout, ".vs %s\n", vs);
                Bprint(&tabout, ".if \\n(%du>\\n(.vu .sp \\n(%du-\\n(.vu\n", S9, S9);
        }
        if (cll[icol][0])
                Bprint(&tabout, ".ll %sn\n", cll[icol]);
        else
                Bprint(&tabout, ".ll \\n(%du*%du/%du\n", SL, ctspan(ilin, icol), ncol + 1);
        Bprint(&tabout, ".if \\n(.l<\\n(%2s .ll \\n(%2su\n", reg(icol, CRIGHT),
             reg(icol, CRIGHT));
        if (ctype(ilin, icol) == 'a')
                Bprint(&tabout, ".ll -2n\n");
        Bprint(&tabout, ".in 0\n");
        for (;;) {
                if (gets1(line, sizeof(line)) == nil) {
                        iline = startline;
                        error("missing closing T}");
                }
                if (line[0] == 'T' && line[1] == '}' && line[2] == tab) 
                        break;
                if (match("T}", line)) 
                        break;
                Bprint(&tabout, "%s\n", line);
        }
        if (fn && *fn) 
                Bprint(&tabout, ".ft \\n(%d\n", S1);
        if (sz && *sz) 
                Bprint(&tabout, ".br\n.ps\n.vs\n");
        Bprint(&tabout, ".br\n");
        Bprint(&tabout, ".di\n");
        Bprint(&tabout, ".nr %c| \\n(dn\n", texname);
        Bprint(&tabout, ".nr %c- \\n(dl\n", texname);
        Bprint(&tabout, "..\n");
        Bprint(&tabout, ".ec \\\n");
        /* copy remainder of line */
        if (line[2])
                tcopy (sp, line + 3);
        else
                *sp = 0;
        oname = texname;
        texname = texstr[++texct];
        return(oname);
}


void
untext(void)
{
        rstofill();
        Bprint(&tabout, ".nf\n");
        Bprint(&tabout, ".ll \\n(%du\n", SL);
}