xref: /csrg-svn/old/tbl/tg.c (revision 14514)
1*14514Ssam #ifndef lint
2*14514Ssam static char sccsid[] = "@(#)tg.c	4.2 08/11/83";
3*14514Ssam #endif
411041Sshannon 
511041Sshannon  /* tg.c: process included text blocks */
611041Sshannon # include "t..c"
711041Sshannon gettext(sp, ilin,icol, fn, sz)
811041Sshannon 	char *sp, *fn, *sz;
911041Sshannon {
1011041Sshannon /* get a section of text */
1111041Sshannon char line[256];
1211041Sshannon int oname;
1311041Sshannon char *vs;
1411041Sshannon if (texname==0) error("Too many text block diversions");
1511041Sshannon if (textflg==0)
1611041Sshannon 	{
1711041Sshannon 	fprintf(tabout, ".nr %d \\n(.lu\n", SL); /* remember old line length */
1811041Sshannon 	textflg=1;
1911041Sshannon 	}
2011041Sshannon fprintf(tabout, ".eo\n");
2111041Sshannon fprintf(tabout, ".am %02d\n", icol+80);
2211041Sshannon fprintf(tabout, ".br\n");
2311041Sshannon fprintf(tabout, ".di %c+\n", texname);
2411041Sshannon rstofill();
2511041Sshannon if (fn && *fn) fprintf(tabout, ".nr %d \\n(.f\n.ft %s\n", S1, fn);
2611041Sshannon fprintf(tabout, ".ft \\n(.f\n"); /* protect font */
2711041Sshannon vs = vsize[stynum[ilin]][icol];
2811041Sshannon if ((sz && *sz) || (vs && *vs))
2911041Sshannon 	{
3011041Sshannon 	fprintf(tabout, ".nr %d \\n(.v\n", S2);
3111041Sshannon 	if (vs==0 || *vs==0) vs= "\\n(.s+2";
3211041Sshannon 	if (sz && *sz)
3311041Sshannon 		fprintf(tabout, ".ps %s\n",sz);
3411041Sshannon 	fprintf(tabout, ".vs %s\n",vs);
3511041Sshannon 	fprintf(tabout, ".if \\n(%du>\\n(.vu .sp \\n(%du-\\n(.vu\n", S2,S2);
3611041Sshannon 	}
3711041Sshannon if (cll[icol][0])
3811041Sshannon 	fprintf(tabout, ".ll %sn\n", cll[icol]);
3911041Sshannon else
4011041Sshannon 	fprintf(tabout, ".ll \\n(%du*%du/%du\n",SL,ctspan(ilin,icol),ncol+1);
4111041Sshannon fprintf(tabout,".if \\n(.l<\\n(%d .ll \\n(%du\n", icol+CRIGHT, icol+CRIGHT);
4211041Sshannon if (ctype(ilin,icol)=='a')
4311041Sshannon 	fprintf(tabout, ".ll -2n\n");
4411041Sshannon fprintf(tabout, ".in 0\n");
4511041Sshannon while (gets1(line))
4611041Sshannon 	{
4711041Sshannon 	if (line[0]=='T' && line[1]=='}' && line[2]== tab) break;
4811041Sshannon 	if (match("T}", line)) break;
4911041Sshannon 	fprintf(tabout, "%s\n", line);
5011041Sshannon 	}
5111041Sshannon if (fn && *fn) fprintf(tabout, ".ft \\n(%d\n", S1);
5211041Sshannon if (sz && *sz) fprintf(tabout, ".br\n.ps\n.vs\n");
5311041Sshannon fprintf(tabout, ".br\n");
5411041Sshannon fprintf(tabout, ".di\n");
5511041Sshannon fprintf(tabout, ".nr %c| \\n(dn\n", texname);
5611041Sshannon fprintf(tabout, ".nr %c- \\n(dl\n", texname);
5711041Sshannon fprintf(tabout, "..\n");
5811041Sshannon fprintf(tabout, ".ec \\\n");
5911041Sshannon /* copy remainder of line */
6011041Sshannon if (line[2])
6111041Sshannon 	tcopy (sp, line+3);
6211041Sshannon else
6311041Sshannon 	*sp=0;
6411041Sshannon oname=texname;
6511041Sshannon texname = texstr[++texct];
6611041Sshannon return(oname);
6711041Sshannon }
6811041Sshannon untext()
6911041Sshannon {
7011041Sshannon rstofill();
7111041Sshannon fprintf(tabout, ".nf\n");
7211041Sshannon fprintf(tabout, ".ll \\n(%du\n", SL);
7311041Sshannon }
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