Bell 32V development
[unix-history] / usr / src / cmd / eqn / diacrit.c
CommitLineData
cc057ced
TL
1# include "e.h"
2# include "e.def"
3
4diacrit(p1, type) int p1, type; {
5 int c, t, effps;
6
7 c = oalloc();
8 t = oalloc();
9 effps = EFFPS(ps);
10 nrwid(p1, effps, p1);
11 printf(".nr 10 %du\n", VERT(max(eht[p1]-ebase[p1]-6*ps,0))); /* vertical shift if high */
12 printf(".if \\n(ct>1 .nr 10 \\n(10+\\s%d.25m\\s0\n", effps);
13 printf(".nr %d \\s%d.1m\\s0\n", t, effps); /* horiz shift if high */
14 printf(".if \\n(ct>1 .nr %d \\s%d.15m\\s0\n", t, effps);
15 switch(type) {
16 case VEC:
17 printf(".ds %d \\v'-.4m'\\s%d\\(->\\s0\\v'.4m'\n", c, max(effps-3, 6));
18 break;
19 case DYAD:
20 printf(".ds %d \\v'-.4m'\\s%d\\z\\(<-\\(->\\s0\\v'.4m'\n", c, max(effps-3, 6));
21 break;
22 case HAT:
23 printf(".ds %d ^\n", c);
24 break;
25 case TILDE:
26 printf(".ds %d ~\n", c);
27 break;
28 case DOT:
29 printf(".ds %d \\s%d\\v'-.67m'.\\v'.67m'\\s0\n", c, effps);
30 break;
31 case DOTDOT:
32 printf(".ds %d \\s%d\\v'-.67m'..\\v'.67m\\s0'\n", c, effps);
33 break;
34 case BAR:
35 printf(".ds %d \\s%d\\v'.18m'\\h'.05m'\\l'\\n(%du-.1m\\(rn'\\h'.05m'\\v'-.18m'\\s0\n",
36 c, effps, p1);
37 break;
38 case UNDER:
39 printf(".ds %d \\l'\\n(%du\\(ul'\n", c, p1);
40 printf(".nr %d 0\n", t);
41 printf(".nr 10 0-%d\n", ebase[p1]);
42 break;
43 }
44 nrwid(c, ps, c);
45 if (lfont[p1] != ITAL)
46 printf(".nr %d 0\n", t);
47 printf(".as %d \\h'-\\n(%du-\\n(%du/2u+\\n(%du'\\v'0-\\n(10u'\\*(%d",
48 p1, p1, c, t, c);
49 printf("\\v'\\n(10u'\\h'-\\n(%du+\\n(%du/2u-\\n(%du'\n", c, p1, t);
50 /* BUG - should go to right end of widest */
51 if (type != UNDER)
52 eht[p1] += VERT( (6*ps*15) / 100); /* 0.15m */
53 if(dbg)printf(".\tdiacrit: %c over S%d, lf=%c, rf=%c, h=%d,b=%d\n",
54 type, p1, lfont[p1], rfont[p1], eht[p1], ebase[p1]);
55 ofree(c); ofree(t);
56}