1 /*	diacrit.c	4.1	83/02/11	*/
2 
3 # include "e.h"
4 # include "e.def"
5 
6 diacrit(p1, type) int p1, type; {
7 	int c, t, effps;
8 
9 	c = oalloc();
10 	t = oalloc();
11 	effps = EFFPS(ps);
12 	nrwid(p1, effps, p1);
13 	printf(".nr 10 %du\n", VERT(max(eht[p1]-ebase[p1]-6*ps,0)));	/* vertical shift if high */
14 	printf(".if \\n(ct>1 .nr 10 \\n(10+\\s%d.25m\\s0\n", effps);
15 	printf(".nr %d \\s%d.1m\\s0\n", t, effps);	/* horiz shift if high */
16 	printf(".if \\n(ct>1 .nr %d \\s%d.15m\\s0\n", t, effps);
17 	switch(type) {
18 		case VEC:
19 			printf(".ds %d \\v'-.4m'\\s%d\\(->\\s0\\v'.4m'\n", c, max(effps-3, 6));
20 			break;
21 		case DYAD:
22 			printf(".ds %d \\v'-.4m'\\s%d\\z\\(<-\\(->\\s0\\v'.4m'\n", c, max(effps-3, 6));
23 			break;
24 		case HAT:
25 			printf(".ds %d ^\n", c);
26 			break;
27 		case TILDE:
28 			printf(".ds %d ~\n", c);
29 			break;
30 		case DOT:
31 			printf(".ds %d \\s%d\\v'-.67m'.\\v'.67m'\\s0\n", c, effps);
32 			break;
33 		case DOTDOT:
34 			printf(".ds %d \\s%d\\v'-.67m'..\\v'.67m\\s0'\n", c, effps);
35 			break;
36 		case BAR:
37 			printf(".ds %d \\s%d\\v'.18m'\\h'.05m'\\l'\\n(%du-.1m\\(rn'\\h'.05m'\\v'-.18m'\\s0\n",
38 				c, effps, p1);
39 			break;
40 		case UNDER:
41 			printf(".ds %d \\l'\\n(%du\\(ul'\n", c, p1);
42 			printf(".nr %d 0\n", t);
43 			printf(".nr 10 0-%d\n", ebase[p1]);
44 			break;
45 		}
46 	nrwid(c, ps, c);
47 	if (lfont[p1] != ITAL)
48 		printf(".nr %d 0\n", t);
49 	printf(".as %d \\h'-\\n(%du-\\n(%du/2u+\\n(%du'\\v'0-\\n(10u'\\*(%d",
50 		p1, p1, c, t, c);
51 	printf("\\v'\\n(10u'\\h'-\\n(%du+\\n(%du/2u-\\n(%du'\n", c, p1, t);
52 	/* BUG - should go to right end of widest */
53 	if (type != UNDER)
54 		eht[p1] += VERT( (6*ps*15) / 100);	/* 0.15m */
55 	if(dbg)printf(".\tdiacrit: %c over S%d, lf=%c, rf=%c, h=%d,b=%d\n",
56 		type, p1, lfont[p1], rfont[p1], eht[p1], ebase[p1]);
57 	ofree(c); ofree(t);
58 }
59