-void
-applygeometry(const char *arg) {
- static const char *lastArg = NULL;
- char delim, op, *s, *e, *p;
- double val;
- int i, *map[] = { &bx, &by, &bw, &bh,
- &wx, &wy, &ww, &wh,
- &mx, &my, &mw, &mh,
- &tx, &ty, &tw, &th,
- &mox, &moy, &mow, &moh };
-
- if(!arg)
- arg = lastArg;
- else
- lastArg = arg;
- if(!lastArg)
- return;
- strncpy(buf, arg, sizeof buf);
- for(i = 0, e = s = buf; i < LENGTH(map) && e; e++)
- if(*e == ' ' || *e == 0) {
- delim = *e;
- *e = 0;
- op = 0;
- /* check if there is an operator */
- for(p = s; p < e && *p != '-' && *p != '+' && *p != '*'; p++);
- if(*p) {
- op = *p;
- *p = 0;
- }
- val = getdouble(s);
- if(op && p > s) { /* intermediate operand, e.g. H-B */
- *(map[i]) = (int)val;
- s = ++p;
- val = getdouble(s);
- }
- switch(op) {
- default: *(map[i]) = (int)val; break;
- case '-': *(map[i]) -= (int)val; break;
- case '+': *(map[i]) += (int)val; break;
- case '*': *(map[i]) = (int)(((double)*(map[i])) * val); break;
- }
- if(delim == 0)
- e = NULL;
- else
- s = ++e;
- i++;
- }
-}
-