xref: /csrg-svn/old/tbl/tg.c (revision 11041)
1 /*	tg.c	4.1	83/02/12	*/
2 
3  /* tg.c: process included text blocks */
4 # include "t..c"
5 gettext(sp, ilin,icol, fn, sz)
6 	char *sp, *fn, *sz;
7 {
8 /* get a section of text */
9 char line[256];
10 int oname;
11 char *vs;
12 if (texname==0) error("Too many text block diversions");
13 if (textflg==0)
14 	{
15 	fprintf(tabout, ".nr %d \\n(.lu\n", SL); /* remember old line length */
16 	textflg=1;
17 	}
18 fprintf(tabout, ".eo\n");
19 fprintf(tabout, ".am %02d\n", icol+80);
20 fprintf(tabout, ".br\n");
21 fprintf(tabout, ".di %c+\n", texname);
22 rstofill();
23 if (fn && *fn) fprintf(tabout, ".nr %d \\n(.f\n.ft %s\n", S1, fn);
24 fprintf(tabout, ".ft \\n(.f\n"); /* protect font */
25 vs = vsize[stynum[ilin]][icol];
26 if ((sz && *sz) || (vs && *vs))
27 	{
28 	fprintf(tabout, ".nr %d \\n(.v\n", S2);
29 	if (vs==0 || *vs==0) vs= "\\n(.s+2";
30 	if (sz && *sz)
31 		fprintf(tabout, ".ps %s\n",sz);
32 	fprintf(tabout, ".vs %s\n",vs);
33 	fprintf(tabout, ".if \\n(%du>\\n(.vu .sp \\n(%du-\\n(.vu\n", S2,S2);
34 	}
35 if (cll[icol][0])
36 	fprintf(tabout, ".ll %sn\n", cll[icol]);
37 else
38 	fprintf(tabout, ".ll \\n(%du*%du/%du\n",SL,ctspan(ilin,icol),ncol+1);
39 fprintf(tabout,".if \\n(.l<\\n(%d .ll \\n(%du\n", icol+CRIGHT, icol+CRIGHT);
40 if (ctype(ilin,icol)=='a')
41 	fprintf(tabout, ".ll -2n\n");
42 fprintf(tabout, ".in 0\n");
43 while (gets1(line))
44 	{
45 	if (line[0]=='T' && line[1]=='}' && line[2]== tab) break;
46 	if (match("T}", line)) break;
47 	fprintf(tabout, "%s\n", line);
48 	}
49 if (fn && *fn) fprintf(tabout, ".ft \\n(%d\n", S1);
50 if (sz && *sz) fprintf(tabout, ".br\n.ps\n.vs\n");
51 fprintf(tabout, ".br\n");
52 fprintf(tabout, ".di\n");
53 fprintf(tabout, ".nr %c| \\n(dn\n", texname);
54 fprintf(tabout, ".nr %c- \\n(dl\n", texname);
55 fprintf(tabout, "..\n");
56 fprintf(tabout, ".ec \\\n");
57 /* copy remainder of line */
58 if (line[2])
59 	tcopy (sp, line+3);
60 else
61 	*sp=0;
62 oname=texname;
63 texname = texstr[++texct];
64 return(oname);
65 }
66 untext()
67 {
68 rstofill();
69 fprintf(tabout, ".nf\n");
70 fprintf(tabout, ".ll \\n(%du\n", SL);
71 }
72