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void
focusdir(const Arg *arg)
{
Client *s = selmon->sel, *f = NULL, *c, *next;
if (!s)
return;
unsigned int score = -1;
unsigned int client_score;
int isfloating = s->isfloating;
next = s->next;
if (!next)
next = s->mon->clients;
for (c = next; c != s; c = next) {
next = c->next;
if (!next)
next = s->mon->clients;
if (!ISVISIBLE(c) || c->isfloating != isfloating)
continue;
#if INFINITE_TAGS
if (selmon->lt[selmon->sellt]->arrange == NULL) {
int s_cx = s->x + s->w / 2;
int s_cy = s->y + s->h / 2;
int c_cx = c->x + c->w / 2;
int c_cy = c->y + c->h / 2;
int dx = c_cx - s_cx; /* positive = c is to the right */
int dy = c_cy - s_cy; /* positive = c is below */
int axial, lateral;
switch (arg->i) {
case 0: /* left */
if (dx >= 0) continue;
axial = -dx;
lateral = abs(dy);
break;
case 1: /* right */
if (dx <= 0) continue;
axial = dx;
lateral = abs(dy);
break;
case 2: /* up */
if (dy >= 0) continue;
axial = -dy;
lateral = abs(dx);
break;
default:
case 3: /* down */
if (dy <= 0) continue;
axial = dy;
lateral = abs(dx);
break;
}
client_score = axial + (unsigned int)((long)lateral * lateral) / (axial + 1);
} else
#endif
{
int dist;
int dirweight = 20;
switch (arg->i) {
case 0:
dist = s->x - c->x - c->w;
client_score =
dirweight * abs(dist) +
abs(s->y - c->y);
break;
case 1:
dist = c->x - s->x - s->w;
client_score =
dirweight * abs(dist) +
abs(c->y - s->y);
break;
case 2:
dist = s->y - c->y - c->h;
client_score =
dirweight * abs(dist) +
abs(s->x - c->x);
break;
default:
case 3:
dist = c->y - s->y - s->h;
client_score =
dirweight * abs(dist) +
abs(c->x - s->x);
break;
}
}
if (client_score < score) {
score = client_score;
f = c;
}
}
if (f && f != s) {
focus(f);
#if INFINITE_TAGS
centerwindow(NULL);
#endif
#if WARP_TO_CLIENT && WARP_TO_CENTER_OF_WINDOW_AFFECTED_BY_FOCUSSTACK
warptoclient(f);
#endif
restack(f->mon);
}
}
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