1 #ifndef lint 2 static char sccsid[] = "@(#)diacrit.c 2.2 (CWI) 87/04/01"; 3 #endif lint 4 #include "e.h" 5 #include "y.tab.h" 6 7 extern float Dvshift, Dhshift, Dh2shift, Dheight, Barv, Barh; 8 extern char *Vec, *Dyad, *Hat, *Tilde, *Dot, *Dotdot, *Utilde; 9 10 diacrit(p1, type) 11 int p1, type; 12 { 13 int c, t; 14 15 c = salloc(); 16 t = salloc(); 17 nrwid(p1, ps, p1); 18 printf(".nr 10 %gm\n", max(REL(eht[p1]-ebase[p1]-1,ps), 0)); /* vert shift if high */ 19 if (type == HIGHBAR) 20 printf(".nr 10 \\n(10+%gm\n", Dvshift); 21 else if (type == LOWBAR) 22 printf(".nr 10 0\n"); 23 else 24 printf(".if \\n(ct>1 .nr 10 \\n(10+%gm\n", Dvshift); 25 printf(".nr %d %gm\n", t, Dhshift); /* horiz shift if high */ 26 printf(".if \\n(ct>1 .nr %d %gm\n", t, Dh2shift); /* was .1 and .15 */ 27 switch (type) { 28 case VEC: 29 printf(".ds %d %s\n", c, Vec); 30 break; 31 case DYAD: 32 printf(".ds %d %s\n", c, Dyad); 33 break; 34 case HAT: 35 printf(".ds %d %s\n", c, Hat); 36 break; 37 case TILDE: 38 printf(".ds %d %s\n", c, Tilde); 39 break; 40 case DOT: 41 printf(".ds %d %s\n", c, Dot); 42 break; 43 case DOTDOT: 44 printf(".ds %d %s\n", c, Dotdot); 45 break; 46 case BAR: 47 case LOWBAR: 48 case HIGHBAR: 49 printf(".ds %d \\v'%gm'\\h'%gm'\\l'\\n(%du-%gm'\\h'%gm'\\v'%gm'\n", 50 c, -Barv, Barh, p1, 2*Barh, Barh, Barv); 51 break; 52 case UNDER: 53 printf(".ds %d \\l'\\n(%du\\(ul'\n", c, p1); 54 printf(".nr %d 0\n", t); 55 printf(".nr 10 0-.1m-%gm\n", REL(ebase[p1],ps)); 56 printf(".if \\n(ct%%2=1 .nr 10 0\\n(10-.25m\n"); 57 break; 58 case UTILDE: 59 printf(".ds %d %s\n", c, Utilde); 60 printf(".nr %d 0\n", t); 61 printf(".nr 10 0-%gm\n", REL(ebase[p1],ps)); 62 printf(".if \\n(ct%%2=1 .nr 10 0\\n(10-%gm\n", Dvshift); 63 break; 64 } 65 nrwid(c, ps, c); 66 if (lfont[p1] != ITAL) 67 printf(".nr %d 0\n", t); 68 printf(".as %d \\h'-\\n(%du-\\n(%du/2u+\\n(%du'\\v'0-\\n(10u'\\*(%d", 69 p1, p1, c, t, c); 70 printf("\\v'\\n(10u'\\h'-\\n(%du+\\n(%du/2u-\\n(%du'\n", c, p1, t); 71 if (type != UNDER && type != UTILDE) 72 eht[p1] += EM(Dheight, ps); /* was .15 */ 73 dprintf(".\tdiacrit: %c over S%d, lf=%c, rf=%c, h=%g, b=%g\n", 74 type, p1, lfont[p1], rfont[p1], eht[p1], ebase[p1]); 75 sfree(c); sfree(t); 76 } 77