void
determine_map_edges()
{
int i;
int row, col;
loop_province(i) {
if (region(i) == faery_region ||
region(i) == hades_region ||
region(i) == cloud_region ||
region(i) == tunnel_region || region(i) == nowhere_region)
continue;
row = region_row(i);
col = region_col(i);
if (row > max_map_row)
max_map_row = row;
if (col > max_map_col)
max_map_col = col;
}
next_province;
max_map_init = TRUE;
}
void reflect_play_region_stop(int n)
{
if (region_rows)
{
regrow *rg;
rg = region_row(region_id_to_list_position(n));
if (rg) set_toggle_button(rg->pl, false, false, (void *)rg);
}
}
static void highlight_region(void)
{
if (current_region != -1)
{
regrow *oldr;
oldr = region_row(current_region);
gtk_widget_modify_bg(oldr->nm, GTK_STATE_NORMAL, ss->sgx->zoom_color);
gtk_widget_modify_base(oldr->nm, GTK_STATE_NORMAL, ss->sgx->zoom_color);
gtk_widget_modify_bg(oldr->rw, GTK_STATE_NORMAL, ss->sgx->zoom_color);
gtk_widget_modify_base(oldr->rw, GTK_STATE_NORMAL, ss->sgx->zoom_color);
}
}
int
los_province_distance(int a, int b)
{
int ra, rb, r1, r2;
int ca, cb, c1, c2;
int d1, d2;
a = province(a);
b = province(b);
ra = region_row(a) - 1;
rb = region_row(b) - 1;
ca = region_col(a) - 1;
cb = region_col(b) - 1;
r1 = min(ra, rb);
r2 = max(ra, rb);
c1 = min(ca, cb);
c2 = max(ca, cb);
/* no wrap N-S */
d1 = r2 - r1;
if (d1 > (r1 + max_map_row) - r2)
d1 = (r1 + max_map_row) - r2;
d2 = c2 - c1;
if (d2 > (c1 + max_map_col) - c2)
d2 = (c1 + max_map_col) - c2;
#if 1
return d1 + d2; /* since there is no diagonal movement */
#else
d1 *= d1;
d2 *= d2;
return my_sqrt(d1 + d2);
#endif
}
void update_region_browser(bool grf_too)
{
int i, len;
region_state *rs;
rs = region_report();
len = rs->len;
for (i = 0; i < len; i++)
{
regrow *r;
r = region_row(i);
set_button_label(r->nm, rs->name[i]);
set_toggle_button(r->pl, false, false, (void *)r);
gtk_widget_show(r->rw);
}
for (i = len; i < max_regions(ss); i++)
if (region_rows[i])
gtk_widget_hide(region_rows[i]->rw);
free_region_state(rs);
if (len == 0) return;
gtk_widget_show(region_list);
if (grf_too)
{
chan_info *cp;
unhighlight_region();
set_current_region(0);
highlight_region();
goto_window(region_rows[0]->nm);
cp = rsp->chans[0];
if (cp)
{
cp->sound = rsp;
cp->chan = 0;
set_sensitive(channel_f(cp), false);
set_sensitive(channel_w(cp), (region_chans(region_list_position_to_id(0)) > 1));
rsp->hdr = fixup_region_data(cp, 0, 0);
make_region_labels(rsp->hdr);
region_update_graph(cp);
}
}
}