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- #include "e.h"
- #include "y.tab.h"
- extern double Dvshift, Dhshift, Dh2shift, Dheight, Barv, Barh, Ubarv, Ubarh;
- void diacrit(int p1, int type)
- {
- int c, t;
- c = salloc();
- t = salloc();
- nrwid(p1, ps, p1);
- printf(".nr 10 %gm\n", max(REL(eht[p1]-ebase[p1]-1,ps), 0)); /* vert shift if high */
- if (type == HIGHBAR)
- printf(".nr 10 \\n(10+%gm\n", Dvshift);
- else if (type == LOWBAR)
- printf(".nr 10 0\n");
- else
- printf(".if \\n(ct>1 .nr 10 \\n(10+%gm\n", Dvshift);
- printf(".nr %d %gm\n", t, Dhshift); /* horiz shift if high */
- printf(".if \\n(ct>1 .nr %d %gm\n", t, Dh2shift); /* was .1 and .15 */
- switch (type) {
- case VEC:
- printf(".ds %d %s\n", c, lookup(deftbl, "vec_def")->cval);
- break;
- case DYAD:
- printf(".ds %d %s\n", c, lookup(deftbl, "dyad_def")->cval);
- break;
- case HAT:
- printf(".ds %d %s\n", c, lookup(deftbl, "hat_def")->cval);
- break;
- case TILDE:
- printf(".ds %d %s\n", c, lookup(deftbl, "tilde_def")->cval);
- break;
- case DOT:
- printf(".ds %d %s\n", c, lookup(deftbl, "dot_def")->cval);
- break;
- case DOTDOT:
- printf(".ds %d %s\n", c, lookup(deftbl, "dotdot_def")->cval);
- break;
- case BAR:
- case LOWBAR:
- case HIGHBAR:
- printf(".ds %d \\v'%gm'\\h'%gm'\\l'\\n(%du-%gm'\\h'%gm'\\v'%gm'\n",
- c, -Barv, Barh, p1, 2*Barh, Barh, Barv);
- break;
- case UNDER:
- printf(".ds %d \\v'%gm'\\l'\\n(%du-%gm\\(ul'\\h'%gm'\\v'%gm'\n",
- c, -Ubarv, p1, Ubarh, Ubarh, Ubarv);
- /* printf(".ds %d \\v'-%gm'\\l'\\n(%du\\(ul'\\v'%gm'\n",
- c, Ubarv, p1, Ubarv);
- */
- printf(".nr %d 0\n", t);
- printf(".nr 10 0-.1m-%gm\n", REL(ebase[p1],ps));
- printf(".if \\n(ct%%2=1 .nr 10 0\\n(10-.1m\n");
- break;
- case UTILDE:
- printf(".ds %d %s\n", c, lookup(deftbl, "utilde_def")->cval);
- printf(".nr %d 0\n", t);
- printf(".nr 10 0-%gm\n", REL(ebase[p1],ps));
- printf(".if \\n(ct%%2=1 .nr 10 0\\n(10-%gm\n", 0.1);
- break;
- }
- nrwid(c, ps, c);
- if (lfont[p1] != ITAL)
- printf(".nr %d 0\n", t);
- printf(".as %d \\h'-\\n(%du-\\n(%du/2u+\\n(%du'\\v'0-\\n(10u'\\*(%d",
- p1, p1, c, t, c);
- printf("\\v'\\n(10u'\\h'-\\n(%du+\\n(%du/2u-\\n(%du'\n", c, p1, t);
- if (type != UNDER && type != UTILDE)
- eht[p1] += EM(Dheight, ps); /* was .15 */
- dprintf(".\tdiacrit: %c over S%d, lf=%c, rf=%c, h=%g, b=%g\n",
- type, p1, lfont[p1], rfont[p1], eht[p1], ebase[p1]);
- sfree(c); sfree(t);
- }
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