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Show stinking cloud valid positions

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This commit is contained in:
Pasi Kallinen
2015-04-05 13:47:59 +03:00
parent 056565fe75
commit 2643a5c311
3 changed files with 41 additions and 7 deletions
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38
src/read.c
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@@ -868,6 +868,39 @@ struct obj *sobj;
return 0;
}
boolean
is_valid_stinking_cloud_pos(x,y, showmsg)
int x,y;
boolean showmsg;
{
if (!cansee(x, y) || !ACCESSIBLE(levl[x][y].typ) || distu(x, y) >= 32) {
if (showmsg) You("smell rotten eggs.");
return FALSE;
}
return TRUE;
}
void
display_stinking_cloud_positions(state)
int state;
{
if (state == 0) {
tmp_at(DISP_BEAM, cmap_to_glyph(S_flashbeam));
} else if (state == 1) {
int x,y, dx, dy;
int dist = 6;
for (dx = -dist; dx <= dist; dx++)
for (dy = -dist; dy <= dist; dy++) {
x = u.ux + dx;
y = u.uy + dy;
if (isok(x,y) && is_valid_stinking_cloud_pos(x,y, FALSE))
tmp_at(x,y);
}
} else {
tmp_at(DISP_END, 0);
}
}
/* scroll effects; return 1 if we use up the scroll and possibly make it
become discovered, 0 if caller should take care of those side-effects */
int
@@ -1613,14 +1646,13 @@ struct obj *sobj; /* scroll, or fake spellbook object for scroll-like spell */
already_known ? "stinking " : "");
cc.x = u.ux;
cc.y = u.uy;
getpos_sethilite(display_stinking_cloud_positions);
if (getpos(&cc, TRUE, "the desired position") < 0) {
pline1(Never_mind);
break;
}
if (!cansee(cc.x, cc.y) || distu(cc.x, cc.y) >= 32) {
You("smell rotten eggs.");
if (!is_valid_stinking_cloud_pos(cc.x, cc.y, TRUE))
break;
}
(void) create_gas_cloud(cc.x, cc.y, 3+bcsign(sobj),
8+4*bcsign(sobj));
break;