1 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 2 /* All Rights Reserved */ 3 4 5 /* 6 * Copyright (c) 1980 Regents of the University of California. 7 * All rights reserved. The Berkeley software License Agreement 8 * specifies the terms and conditions for redistribution. 9 */ 10 11 /* 12 * Copyright (c) 1983, 1984 1985, 1986, 1987, 1988, Sun Microsystems, Inc. 13 * All Rights Reserved. 14 */ 15 16 #ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.1 */ 17 18 # include "e.h" 19 # include "e.def" 20 21 diacrit(p1, type) int p1, type; { 22 int c, t; 23 #ifndef NEQN 24 int effps; 25 #endif NEQN 26 27 c = oalloc(); 28 t = oalloc(); 29 #ifdef NEQN 30 nrwid(p1, ps, p1); 31 printf(".nr 10 %du\n", max(eht[p1]-ebase[p1]-VERT(2),0)); 32 #else NEQN 33 effps = EFFPS(ps); 34 nrwid(p1, effps, p1); 35 printf(".nr 10 %du\n", VERT(max(eht[p1]-ebase[p1]-EM(1,ps),0))); /* vertical shift if high */ 36 printf(".if \\n(ct>1 .nr 10 \\n(10+\\s%d.25m\\s0\n", effps); 37 printf(".nr %d \\s%d.1m\\s0\n", t, effps); /* horiz shift if high */ 38 printf(".if \\n(ct>1 .nr %d \\s%d.15m\\s0\n", t, effps); 39 #endif NEQN 40 switch(type) { 41 case VEC: /* vec */ 42 #ifndef NEQN 43 printf(".ds %d \\v'-.4m'\\s%d\\(->\\s0\\v'.4m'\n", 44 c, max(effps-3, 6)); 45 break; 46 #endif NEQN 47 case DYAD: /* dyad */ 48 #ifdef NEQN 49 printf(".ds %d \\v'-12p'_\\v'12p'\n", c); 50 #else NEQN 51 printf(".ds %d \\v'-.4m'\\s%d\\z\\(<-\\(->\\s0\\v'.4m'\n", 52 c, max(effps-3, 6)); 53 #endif NEQN 54 break; 55 case HAT: 56 printf(".ds %d ^\n", c); 57 break; 58 case TILDE: 59 printf(".ds %d ~\n", c); 60 break; 61 case DOT: 62 #ifndef NEQN 63 printf(".ds %d \\s%d\\v'-.67m'.\\v'.67m'\\s0\n", c, effps); 64 #else NEQN 65 printf(".ds %d \\v'-12p'.\\v'12p'\n", c); 66 #endif NEQN 67 break; 68 case DOTDOT: 69 #ifndef NEQN 70 printf(".ds %d \\s%d\\v'-.67m'..\\v'.67m\\s0'\n", c, effps); 71 #else NEQN 72 printf(".ds %d \\v'-12p'..\\v'12p'\n", c); 73 #endif NEQN 74 break; 75 case BAR: 76 #ifndef NEQN 77 printf(".ds %d \\s%d\\v'.28m'\\h'.05m'\\l'\\n(%du-.1m\\(rn'\\h'.05m'\\v'-.28m'\\s0\n", 78 c, effps, p1); 79 #else NEQN 80 printf(".ds %d \\v'-12p'\\l'\\n(%du'\\v'12p'\n", 81 c, p1); 82 #endif NEQN 83 break; 84 case UNDER: 85 #ifndef NEQN 86 printf(".ds %d \\l'\\n(%du\\(ul'\n", c, p1); 87 printf(".nr %d 0\n", t); 88 printf(".nr 10 0-%d\n", ebase[p1]); 89 #else NEQN 90 printf(".ds %d \\l'\\n(%du'\n", c, p1); 91 #endif NEQN 92 break; 93 } 94 nrwid(c, ps, c); 95 #ifndef NEQN 96 if (lfont[p1] != ITAL) 97 printf(".nr %d 0\n", t); 98 printf(".as %d \\h'-\\n(%du-\\n(%du/2u+\\n(%du'\\v'0-\\n(10u'\\*(%d", 99 p1, p1, c, t, c); 100 printf("\\v'\\n(10u'\\h'-\\n(%du+\\n(%du/2u-\\n(%du'\n", c, p1, t); 101 /* BUG - should go to right end of widest */ 102 #else NEQN 103 printf(".as %d \\h'-\\n(%du-\\n(%du/2u'\\v'0-\\n(10u'\\*(%d", 104 p1, p1, c, c); 105 printf("\\v'\\n(10u'\\h'-\\n(%du+\\n(%du/2u'\n", c, p1); 106 #endif NEQN 107 #ifndef NEQN 108 if (type != UNDER) 109 eht[p1] += VERT(EM(0.15, ps)); /* 0.15m */ 110 if(dbg)printf(".\tdiacrit: %c over S%d, lf=%c, rf=%c, h=%d,b=%d\n", 111 type, p1, lfont[p1], rfont[p1], eht[p1], ebase[p1]); 112 #else NEQN 113 if (type != UNDER) 114 eht[p1] += VERT(1); 115 if (dbg) printf(".\tdiacrit: %c over S%d, h=%d, b=%d\n", type, p1, eht[p1], ebase[p1]); 116 #endif NEQN 117 ofree(c); ofree(t); 118 } 119