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1.1 root 1: #ifndef lint
2: static char sccsid[] = "@(#)diacrit.c 4.3 8/11/83";
3: #endif
4:
5: # include "e.h"
6: # include "e.def"
7:
8: diacrit(p1, type) int p1, type; {
9: int c, t;
10: #ifndef NEQN
11: int effps;
12: #endif NEQN
13:
14: c = oalloc();
15: t = oalloc();
16: #ifdef NEQN
17: nrwid(p1, ps, p1);
18: printf(".nr 10 %du\n", max(eht[p1]-ebase[p1]-VERT(2),0));
19: #else NEQN
20: effps = EFFPS(ps);
21: nrwid(p1, effps, p1);
22: printf(".nr 10 %du\n", VERT(max(eht[p1]-ebase[p1]-6*ps,0))); /* vertical shift if high */
23: printf(".if \\n(ct>1 .nr 10 \\n(10+\\s%d.25m\\s0\n", effps);
24: printf(".nr %d \\s%d.1m\\s0\n", t, effps); /* horiz shift if high */
25: printf(".if \\n(ct>1 .nr %d \\s%d.15m\\s0\n", t, effps);
26: #endif NEQN
27: switch(type) {
28: case VEC: /* vec */
29: #ifndef NEQN
30: printf(".ds %d \\v'-.4m'\\s%d\\(->\\s0\\v'.4m'\n",
31: c, max(effps-3, 6));
32: break;
33: #endif NEQN
34: case DYAD: /* dyad */
35: #ifdef NEQN
36: printf(".ds %d \\v'-1'_\\v'1'\n", c);
37: #else NEQN
38: printf(".ds %d \\v'-.4m'\\s%d\\z\\(<-\\(->\\s0\\v'.4m'\n",
39: c, max(effps-3, 6));
40: #endif NEQN
41: break;
42: case HAT:
43: printf(".ds %d ^\n", c);
44: break;
45: case TILDE:
46: printf(".ds %d ~\n", c);
47: break;
48: case DOT:
49: #ifndef NEQN
50: printf(".ds %d \\s%d\\v'-.67m'.\\v'.67m'\\s0\n", c, effps);
51: #else NEQN
52: printf(".ds %d \\v'-1'.\\v'1'\n", c);
53: #endif NEQN
54: break;
55: case DOTDOT:
56: #ifndef NEQN
57: printf(".ds %d \\s%d\\v'-.67m'..\\v'.67m\\s0'\n", c, effps);
58: #else NEQN
59: printf(".ds %d \\v'-1'..\\v'1'\n", c);
60: #endif NEQN
61: break;
62: case BAR:
63: #ifndef NEQN
64: printf(".ds %d \\s%d\\v'.18m'\\h'.05m'\\l'\\n(%du-.1m\\(rn'\\h'.05m'\\v'-.18m'\\s0\n",
65: c, effps, p1);
66: #else NEQN
67: printf(".ds %d \\v'-1'\\l'\\n(%du'\\v'1'\n",
68: c, p1);
69: #endif NEQN
70: break;
71: case UNDER:
72: #ifndef NEQN
73: printf(".ds %d \\l'\\n(%du\\(ul'\n", c, p1);
74: printf(".nr %d 0\n", t);
75: printf(".nr 10 0-%d\n", ebase[p1]);
76: #else NEQN
77: printf(".ds %d \\l'\\n(%du'\n", c, p1);
78: #endif NEQN
79: break;
80: }
81: nrwid(c, ps, c);
82: #ifndef NEQN
83: if (lfont[p1] != ITAL)
84: printf(".nr %d 0\n", t);
85: printf(".as %d \\h'-\\n(%du-\\n(%du/2u+\\n(%du'\\v'0-\\n(10u'\\*(%d",
86: p1, p1, c, t, c);
87: printf("\\v'\\n(10u'\\h'-\\n(%du+\\n(%du/2u-\\n(%du'\n", c, p1, t);
88: /* BUG - should go to right end of widest */
89: #else NEQN
90: printf(".as %d \\h'-\\n(%du-\\n(%du/2u'\\v'0-\\n(10u'\\*(%d",
91: p1, p1, c, c);
92: printf("\\v'\\n(10u'\\h'-\\n(%du+\\n(%du/2u'\n", c, p1);
93: #endif NEQN
94: #ifndef NEQN
95: if (type != UNDER)
96: eht[p1] += VERT( (6*ps*15) / 100); /* 0.15m */
97: if(dbg)printf(".\tdiacrit: %c over S%d, lf=%c, rf=%c, h=%d,b=%d\n",
98: type, p1, lfont[p1], rfont[p1], eht[p1], ebase[p1]);
99: #else NEQN
100: if (type != UNDER)
101: eht[p1] += VERT(1);
102: if (dbg) printf(".\tdiacrit: %c over S%d, h=%d, b=%d\n", type, p1, eht[p1], ebase[p1]);
103: #endif NEQN
104: ofree(c); ofree(t);
105: }
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