2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2015, Dave Pare, Jeff Bailey, Thomas Ruschak,
4 * Ken Stevens, Steve McClure, Markus Armbruster
6 * Empire is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
21 * See files README, COPYING and CREDITS in the root of the source
22 * tree for related information and legal notices. It is expected
23 * that future projects/authors will amend these files as needed.
27 * list.c: List ships, planes, units at a given x,y
29 * Known contributors to this file:
31 * Markus Armbruster, 2003-2014
46 #include "prototypes.h"
52 shipsatxy(coord x, coord y, int wantflags, int nowantflags, int only_count)
60 snxtitem_xy(&ni, EF_SHIP, x, y);
61 while (nxtitem(&ni, &ship)) {
64 if (ship.shp_effic < SHIP_MINEFF || ship.shp_own == 0)
66 mp = &mchr[(int)ship.shp_type];
68 if ((mp->m_flags & wantflags) == 0)
72 if (mp->m_flags & nowantflags)
77 pr(" # owner eff type\n");
78 pr("(#%3d) %10.10s %12.12s %s\n", ni.cur,
79 cname(ship.shp_own), effadv(ship.shp_effic), prship(&ship));
86 /* This one only shows owned or allied ships */
89 carriersatxy(coord x, coord y, natid own)
96 snxtitem_xy(&ni, EF_SHIP, x, y);
97 while (nxtitem(&ni, &ship)) {
98 if (ship.shp_effic < SHIP_MINEFF || ship.shp_own == 0)
100 if (relations_with(ship.shp_own, own) != ALLIED)
102 if ((carrier_planes(&ship, 0) & (P_L | P_K)) == 0)
105 pr(" # owner eff type\n");
106 pr("(#%3d) %10.10s %12.12s %s\n", ni.cur,
107 cname(ship.shp_own), effadv(ship.shp_effic), prship(&ship));
114 unitsatxy(coord x, coord y, int wantflags, int nowantflags, int only_count)
122 snxtitem_xy(&ni, EF_LAND, x, y);
123 while (nxtitem(&ni, &land)) {
124 if (land.lnd_effic < LAND_MINEFF || land.lnd_own == 0)
126 /* Can't bomb units on ships or other units */
127 if (land.lnd_ship >= 0 || land.lnd_land >= 0)
129 lp = &lchr[(int)land.lnd_type];
132 if ((lp->l_flags & wantflags) == 0)
136 if (lp->l_flags & nowantflags)
140 if (lp->l_flags & L_SPY) {
141 if (!(chance(LND_SPY_DETECT_CHANCE(land.lnd_effic))))
147 pr(" # owner eff type\n");
148 pr("(#%3d) %10.10s %12.12s %s\n", ni.cur,
149 cname(land.lnd_own), effadv(land.lnd_effic), prland(&land));
157 planesatxy(coord x, coord y, int wantflags, int nowantflags)
162 struct plchrstr *plp;
165 snxtitem_xy(&ni, EF_PLANE, x, y);
166 while (nxtitem(&ni, &plane)) {
167 if (plane.pln_effic < PLANE_MINEFF || plane.pln_own == 0)
169 if (plane.pln_ship >= 0 || plane.pln_land >= 0)
171 if (plane.pln_flags & PLN_LAUNCHED)
173 plp = &plchr[(int)plane.pln_type];
175 pr(" # owner eff type\n");
177 if ((plp->pl_flags & wantflags) == 0)
181 if (plp->pl_flags & nowantflags)
184 pr("(#%3d) %10.10s %12.12s %s\n", ni.cur,
185 cname(plane.pln_own), effadv(plane.pln_effic), prplane(&plane));
192 asw_shipsatxy(coord x, coord y, int wantflags, int nowantflags,
193 struct plnstr *pp, struct shiplist **head)
201 snxtitem_xy(&ni, EF_SHIP, x, y);
202 while (nxtitem(&ni, &ship)) {
205 if (ship.shp_effic < SHIP_MINEFF || ship.shp_own == 0)
207 mp = &mchr[(int)ship.shp_type];
209 if ((mp->m_flags & wantflags) == 0)
213 if (mp->m_flags & nowantflags)
216 if (mp->m_flags & M_SUB) {
217 if (!pct_chance(pln_hitchance(pp,
218 shp_hardtarget(&ship), EF_SHIP)))
221 add_shiplist(ship.shp_uid, head);
223 pr(" # owner eff type\n");
224 pr("(#%3d) %10.10s %12.12s %s\n", ni.cur,
225 cname(ship.shp_own), effadv(ship.shp_effic), prship(&ship));
232 adj_units(coord x, coord y, natid own)
237 for (i = DIR_FIRST; i <= DIR_LAST; i++) {
238 getsect(x + diroff[i][0], y + diroff[i][1], §);
239 if (has_units(sect.sct_x, sect.sct_y, own))
246 has_units(coord x, coord y, natid cn)
251 for (n = 0; ef_read(EF_LAND, n, &land); n++) {
252 if (land.lnd_x != x || land.lnd_y != y)
254 if (land.lnd_own == cn)
262 * is p a list of ships/planes/units?
269 if (!isdigit(*p) && *p != '/')