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Comparing deliantra/server/include/object.h (file contents):
Revision 1.114 by root, Thu May 3 09:26:45 2007 UTC vs.
Revision 1.173 by root, Sun May 4 08:25:33 2008 UTC

1/* 1/*
2 * CrossFire, A Multiplayer Online RPG 2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 * 3 *
4 * Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team 4 * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 * Copyright (C) 2001 Mark Wedel & Crossfire Development Team 5 * Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team
6 * Copyright (C) 1992 Frank Tore Johansen 6 * Copyright (©) 1992,2007 Frank Tore Johansen
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * Deliantra is free software: you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation, either version 3 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
12 * 12 *
13 * This program is distributed in the hope that it will be useful, 13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details. 16 * GNU General Public License for more details.
17 * 17 *
18 * You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software 19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 * 20 *
22 * The authors can be reached via e-mail at crossfire@schmorp.de 21 * The authors can be reached via e-mail to <support@deliantra.net>
23 */ 22 */
24 23
25#ifndef OBJECT_H 24#ifndef OBJECT_H
26#define OBJECT_H 25#define OBJECT_H
27 26
… …
30#include "cfperl.h" 29#include "cfperl.h"
31#include "shstr.h" 30#include "shstr.h"
32 31
33typedef int tag_t; 32typedef int tag_t;
34 33
35#define NUM_BODY_LOCATIONS 12 34enum {
36#define BODY_ARMS 1 35 body_skill,
36 body_combat,
37 body_range,
38 body_shield,
39 body_arm,
40 body_torso,
41 body_head,
42 body_neck,
43 body_finger,
44 body_shoulder,
45 body_foot,
46 body_hand,
47 body_wrist,
48 body_waist,
49 NUM_BODY_LOCATIONS
50};
51
52enum slottype_t
53{
54 slot_none,
55 slot_combat,
56 slot_ranged,
57};
37 58
38/* See common/item.c */ 59/* See common/item.c */
39 60
40typedef struct Body_Locations 61typedef struct Body_Locations
41{ 62{
42 const char *save_name; /* Name used to load/save it to disk */ 63 keyword save_name; /* Name used to load/save it to disk */
43 const char *use_name; /* Name used when describing an item we can use */ 64 const char *use_name; /* Name used when describing an item we can use */
44 const char *nonuse_name; /* Name to describe objects we can't use */ 65 const char *nonuse_name; /* Name to describe objects we can't use */
45} Body_Locations; 66} Body_Locations;
46 67
47extern Body_Locations body_locations[NUM_BODY_LOCATIONS]; 68extern Body_Locations body_locations[NUM_BODY_LOCATIONS];
69
70#define NUM_COINS 4 /* number of coin types */
71extern const char *const coins[NUM_COINS + 1];
48 72
49/* 73/*
50 * Each object (this also means archetypes!) could have a few of these 74 * Each object (this also means archetypes!) could have a few of these
51 * "dangling" from it; this could also end up containing 'parse errors'. 75 * "dangling" from it; this could also end up containing 'parse errors'.
52 * 76 *
53 * key and value are shared-strings. 77 * key and value are shared-strings.
54 * 78 *
55 * Please use get_ob_key_value(), set_ob_key_value() from object.c rather than 79 * Please use kv_get/kv_set/kv_del from object rather than
56 * accessing the list directly. 80 * accessing the list directly.
57 * Exception is if you want to walk this list for some reason. 81 * Exception is if you want to walk this list for some reason.
58 */ 82 */
59struct key_value 83struct key_value : slice_allocated
60{ 84{
61 key_value *next; 85 key_value *next;
62 shstr key, value; 86 shstr key, value;
63}; 87};
64 88
65struct UUID 89struct UUID
66{ 90{
67 uint64 seq; 91 uint64 seq;
92
93 static UUID cur; // last uuid generated
94 static void init ();
95 static UUID gen ();
68 96
69 UUID () { } 97 UUID () { }
70 UUID (uint64 seq) : seq(seq) { } 98 UUID (uint64 seq) : seq(seq) { }
71 operator uint64() { return seq; } 99 operator uint64() { return seq; }
72 void operator =(uint64 seq) { this->seq = seq; } 100 void operator =(uint64 seq) { this->seq = seq; }
101
102 typedef char BUF [32];
103
104 bool parse (const char *s)
105 {
106 return sscanf (s, "<1.%" SCNx64 ">", &seq) == 1;
107 }
108
109 const char *c_str (char *buf, int len) const
110 {
111 snprintf (buf, len, "<1.%" PRIx64 ">", seq);
112
113 return buf;
114 }
115
116 const char *c_str () const
117 {
118 static BUF buf;
119
120 return c_str (buf, sizeof (buf));
121 }
73}; 122};
74
75extern void init_uuid ();
76extern UUID gen_uuid ();
77extern const uint64 UUID_SKIP;
78 123
79/* Definition for WILL_APPLY values. Replaces having harcoded values 124/* Definition for WILL_APPLY values. Replaces having harcoded values
80 * sprinkled in the code. Note that some of these also replace fields 125 * sprinkled in the code. Note that some of these also replace fields
81 * that were in the can_apply area. What is the point of having both 126 * that were in the can_apply area. What is the point of having both
82 * can_apply and will_apply? 127 * can_apply and will_apply?
… …
85#define WILL_APPLY_TREASURE 0x02 130#define WILL_APPLY_TREASURE 0x02
86#define WILL_APPLY_EARTHWALL 0x04 131#define WILL_APPLY_EARTHWALL 0x04
87#define WILL_APPLY_DOOR 0x08 132#define WILL_APPLY_DOOR 0x08
88#define WILL_APPLY_FOOD 0x10 133#define WILL_APPLY_FOOD 0x10
89 134
90/* However, if you're keeping a pointer of some sort, you probably 135struct body_slot
91 * don't just want it copied, so you'll need to add to common/object.C, 136{
92 * e.g. ->copy_to () 137 signed char info:4; /* body info as loaded from the file */
93 */ 138 signed char used:4; /* Calculated value based on items equipped */
139};
94 140
95INTERFACE_CLASS (object) 141INTERFACE_CLASS (object)
96// these are being copied 142// these are being copied
97struct object_copy : attachable 143struct object_copy : attachable
98{ 144{
99 typedef bitset<NUM_FLAGS> flags_t; 145 typedef bitset<NUM_FLAGS> flags_t;
100 146
101 sint16 ACC (RW, x), ACC (RW, y); /* Position in the map for this object */ 147 sint16 ACC (RW, x), ACC (RW, y); /* Position in the map for this object */
148
149 uint8 ACC (RW, type); /* PLAYER, BULLET, etc. See define.h */
150 uint8 ACC (RW, subtype); /* subtype of object */
102 sint8 ACC (RW, direction); /* Means the object is moving that way. */ 151 sint8 ACC (RW, direction); /* Means the object is moving that way. */
103 sint8 ACC (RW, facing); /* Object is oriented/facing that way. */ 152 sint8 ACC (RW, facing); /* Object is oriented/facing that way. */
153
104 shstr ACC (RW, name); /* The name of the object, obviously... */ 154 shstr ACC (RW, name); /* The name of the object, obviously... */
105 shstr ACC (RW, name_pl); /* The plural name of the object */ 155 shstr ACC (RW, name_pl); /* The plural name of the object */
106 shstr ACC (RW, title); /* Of foo, etc */ 156 shstr ACC (RW, title); /* Of foo, etc */
107 shstr ACC (RW, race); /* human, goblin, dragon, etc */ 157 shstr ACC (RW, race); /* human, goblin, dragon, etc */
108 shstr ACC (RW, slaying); /* Which race to do double damage to */ 158 shstr ACC (RW, slaying); /* Which race to do double damage to */
109 /* If this is an exit, this is the filename */ 159 /* If this is an exit, this is the filename */
160 shstr ACC (RW, tag); // a tag used to tracking this object
110 shstr ACC (RW, skill); /* Name of the skill this object uses/grants */ 161 shstr ACC (RW, skill); /* Name of the skill this object uses/grants */
111 shstr ACC (RW, msg); /* If this is a book/sign/magic mouth/etc */ 162 shstr ACC (RW, msg); /* If this is a book/sign/magic mouth/etc */
112 shstr ACC (RW, lore); /* Obscure information about this object, */ 163 shstr ACC (RW, lore); /* Obscure information about this object, */
113 /* To get put into books and the like. */ 164 /* To get put into books and the like. */
114 shstr ACC (RW, materialname); /* specific material name */ 165 shstr ACC (RW, materialname); /* specific material name */
… …
126 177
127 float ACC (RW, speed); /* The overall speed of this object */ 178 float ACC (RW, speed); /* The overall speed of this object */
128 float ACC (RW, speed_left); /* How much speed is left to spend this round */ 179 float ACC (RW, speed_left); /* How much speed is left to spend this round */
129 uint32 ACC (RW, nrof); /* How many of the objects */ 180 uint32 ACC (RW, nrof); /* How many of the objects */
130 181
131 /* This next big block are basically used for monsters and equipment */ 182 /* This next big block is basically used for monsters and equipment */
132 uint8 ACC (RW, type); /* PLAYER, BULLET, etc. See define.h */
133 uint8 ACC (RW, subtype); /* subtype of object */
134 uint16 ACC (RW, client_type); /* Public type information. see doc/Developers/objects */ 183 uint16 ACC (RW, client_type); /* Public type information. see doc/Developers/objects */
184
135 sint16 ACC (RW, resist[NROFATTACKS]); /* Resistance adjustments for attacks */ 185 sint16 ACC (RW, resist[NROFATTACKS]); /* Resistance adjustments for attacks */
136 uint32 ACC (RW, attacktype); /* Bitmask of attacks this object does */ 186 uint32 ACC (RW, attacktype); /* Bitmask of attacks this object does */
137 uint32 ACC (RW, path_attuned);/* Paths the object is attuned to */ 187 uint32 ACC (RW, path_attuned);/* Paths the object is attuned to */
138 uint32 ACC (RW, path_repelled); /* Paths the object is repelled from */ 188 uint32 ACC (RW, path_repelled); /* Paths the object is repelled from */
139 uint32 ACC (RW, path_denied); /* Paths the object is denied access to */ 189 uint32 ACC (RW, path_denied); /* Paths the object is denied access to */
… …
154 sint8 ACC (RW, item_power); /* power rating of the object */ 204 sint8 ACC (RW, item_power); /* power rating of the object */
155 sint8 ACC (RW, gen_sp_armour);/* sp regen penalty this object has (was last_heal) */ 205 sint8 ACC (RW, gen_sp_armour);/* sp regen penalty this object has (was last_heal) */
156 sint8 ACC (RW, glow_radius); /* indicates the glow radius of the object */ 206 sint8 ACC (RW, glow_radius); /* indicates the glow radius of the object */
157 sint32 ACC (RW, weight); /* Attributes of the object */ 207 sint32 ACC (RW, weight); /* Attributes of the object */
158 sint32 ACC (RW, weight_limit);/* Weight-limit of object */ 208 sint32 ACC (RW, weight_limit);/* Weight-limit of object */
159 sint32 ACC (RW, carrying); /* How much weight this object contains */ 209 sint32 ACC (RW, carrying); /* How much weight this object contains, must be 0 if nrof == 0 */
160 sint64 ACC (RW, perm_exp); /* Permanent exp */ 210 sint64 ACC (RW, perm_exp); /* Permanent exp */
161 uint32 ACC (RW, weapontype); /* type of weapon */ 211 uint32 ACC (RW, weapontype); /* type of weapon */
162 uint32 ACC (RW, tooltype); /* type of tool or build facility */ 212 uint32 ACC (RW, tooltype); /* type of tool or build facility */
163 sint8 ACC (RW, body_info[NUM_BODY_LOCATIONS]); /* body info as loaded from the file */ 213 body_slot slot [NUM_BODY_LOCATIONS];
164 sint8 ACC (RW, body_used[NUM_BODY_LOCATIONS]); /* Calculated value based on items equipped */ 214 faceidx ACC (RW, face); /* the graphical face */
165 faceidx ACC (RW, face); /* Face with colors */ 215 faceidx ACC (RW, sound); /* the sound face */
216 faceidx ACC (RW, sound_destroy); /* played on destroy */
166 living ACC (RO, stats); /* Str, Con, Dex, etc */ 217 living ACC (RO, stats); /* Str, Con, Dex, etc */
167 /* See the pod/objects.pod for more info about body locations */ 218 /* See the pod/objects.pod for more info about body locations */
168 219
169 /* Following mostly refers to fields only used for monsters */ 220 /* Following mostly refers to fields only used for monsters */
170 uint32 ACC (RW, hide); /* The object is hidden, not invisible */ 221 uint32 ACC (RW, hide); /* The object is hidden, not invisible */
… …
180 * Note that other fields are used - these files are basically 231 * Note that other fields are used - these files are basically
181 * only used in spells. 232 * only used in spells.
182 */ 233 */
183 sint16 ACC (RW, duration); /* How long the spell lasts */ 234 sint16 ACC (RW, duration); /* How long the spell lasts */
184 sint16 ACC (RW, casting_time);/* time left before spell goes off */ 235 sint16 ACC (RW, casting_time);/* time left before spell goes off */
236
185 uint16 ACC (RW, start_holding); 237 uint16 ACC (RW, start_holding);
186 uint8 ACC (RW, duration_modifier); /* how level modifies duration */ 238 uint8 ACC (RW, duration_modifier); /* how level modifies duration */
187 uint8 ACC (RW, dam_modifier); /* How going up in level effects damage */ 239 uint8 ACC (RW, dam_modifier); /* How going up in level effects damage */
240
188 sint8 ACC (RW, range); /* Range of the spell */ 241 sint8 ACC (RW, range); /* Range of the spell */
189 uint8 ACC (RW, range_modifier); /* How going up in level effects range */ 242 uint8 ACC (RW, range_modifier); /* How going up in level effects range */
190
191 MoveType ACC (RW, move_type); /* Type of movement this object uses */ 243 MoveType ACC (RW, move_type); /* Type of movement this object uses */
192 MoveType ACC (RW, move_block);/* What movement types this blocks */ 244 MoveType ACC (RW, move_block);/* What movement types this blocks */
245
193 MoveType ACC (RW, move_allow);/* What movement types explicitly allowd */ 246 MoveType ACC (RW, move_allow);/* What movement types explicitly allowd */
194 MoveType ACC (RW, move_on); /* Move types affected moving on to this space */ 247 MoveType ACC (RW, move_on); /* Move types affected moving on to this space */
195 MoveType ACC (RW, move_off); /* Move types affected moving off this space */ 248 MoveType ACC (RW, move_off); /* Move types affected moving off this space */
196 MoveType ACC (RW, move_slow); /* Movement types this slows down */ 249 MoveType ACC (RW, move_slow); /* Movement types this slows down */
250
197 float ACC (RW, move_slow_penalty); /* How much this slows down the object */ 251 float ACC (RW, move_slow_penalty); /* How much this slows down the object */
198 252
199 char *ACC (RW, spellarg); 253 char *ACC (RW, spellarg);
200 254
201 /* Following are values used by any object */ 255 /* Following are values used by any object */
… …
218 // These variables are not changed by ->copy_to 272 // These variables are not changed by ->copy_to
219 maptile_ptr ACC (RW, map); /* Pointer to the map in which this object is present */ 273 maptile_ptr ACC (RW, map); /* Pointer to the map in which this object is present */
220 274
221 UUID ACC (RW, uuid); // Unique Identifier, survives saves etc. 275 UUID ACC (RW, uuid); // Unique Identifier, survives saves etc.
222 int ACC (RO, count); 276 int ACC (RO, count);
223 int ACC (RO, index); // index into objects 277 object_vector_index ACC (RO, index); // index into objects
224 int ACC (RO, active); // index into actives 278 object_vector_index ACC (RO, active); // index into actives
225 279
226 player_ptr ACC (RW, contr); /* Pointer to the player which control this object */ 280 player_ptr ACC (RW, contr); /* Pointer to the player which control this object, ALWAYS set *iff* type == PLAYER */
227 281
228 object *ACC (RW, below); /* Pointer to the object stacked below this one */ 282 object *ACC (RW, below); /* Pointer to the object stacked below this one */
229 object *ACC (RW, above); /* Pointer to the object stacked above this one */ 283 object *ACC (RW, above); /* Pointer to the object stacked above this one */
230 /* Note: stacked in the *same* environment */ 284 /* Note: stacked in the *same* environment */
231 object *inv; /* Pointer to the first object in the inventory */ 285 object *inv; /* Pointer to the first object in the inventory */
… …
240 object *ACC (RW, more); /* Pointer to the rest of a large body of objects */ 294 object *ACC (RW, more); /* Pointer to the rest of a large body of objects */
241 object *head; /* Points to the main object of a large body */ // NO ACC, perl semantics are different 295 object *head; /* Points to the main object of a large body */ // NO ACC, perl semantics are different
242 client_container *seen_by; // seen by which player/container currently? 296 client_container *seen_by; // seen by which player/container currently?
243 key_value *key_values; /* Fields not explictly known by the loader. */ 297 key_value *key_values; /* Fields not explictly known by the loader. */
244 298
299 // privates / perl
300 const shstr &kv_get (const shstr &key) const;
301 void kv_del (const shstr &key);
302 void kv_set (const shstr &key, const shstr &value);
303
304 // custom extra fields management
305 struct key_value_access_proxy
306 {
307 object &ob;
308 shstr key;
309
310 key_value_access_proxy (object &ob, const shstr &key)
311 : ob (ob), key (key)
312 {
313 }
314
315 const key_value_access_proxy &operator =(const shstr &value) const
316 {
317 ob.kv_set (key, value);
318 return *this;
319 }
320
321 operator const shstr &() const { return ob.kv_get (key); }
322 operator const char *() const { return ob.kv_get (key); }
323
324 private:
325 void operator =(int);
326 };
327
328 // operator [] is too annoying to use
329 const key_value_access_proxy kv (const shstr &key)
330 {
331 return key_value_access_proxy (*this, key);
332 }
333
245 bool parse_kv (object_thawer &f); // parse kv pairs, (ab-)used by archetypes, which should not exist at all 334 bool parse_kv (object_thawer &f); // parse kv pairs, (ab-)used by archetypes, which should not exist at all
335 MTH void post_load_check (); // do some adjustments after parsing
246 static object *read (object_thawer &f, maptile *map = 0); // map argument due to toal design bogosity, must go. 336 static object *read (object_thawer &f, maptile *map = 0); // map argument due to toal design bogosity, must go.
247 bool write (object_freezer &f); 337 bool write (object_freezer &f);
248 338
339 MTH int slottype () const;
249 MTH static object *create (); 340 MTH static object *create ();
250 object &operator =(const object &src); 341 const mapxy &operator =(const mapxy &pos);
251 MTH void copy_to (object *dst); 342 MTH void copy_to (object *dst);
252 MTH object *clone (); // create + copy_to 343 MTH object *clone (); // create + copy_to a single object
344 MTH object *deep_clone (); // copy whole more chain and inventory
253 void do_destroy (); 345 void do_destroy ();
254 void gather_callbacks (AV *&callbacks, event_type event) const; 346 void gather_callbacks (AV *&callbacks, event_type event) const;
255 MTH void destroy (bool destroy_inventory = false); 347 MTH void destroy (bool destroy_inventory = false);
256 348
257 // recursively destroy all objects in inventory, optionally dropping them to the ground instead 349 // recursively destroy all objects in inventory, optionally dropping them to the ground instead
258 MTH void destroy_inv (bool drop_to_ground = false); 350 MTH void destroy_inv (bool drop_to_ground = false);
259 MTH object *insert (object *item); // insert into inventory 351 MTH object *insert (object *item); // insert into inventory
352 MTH void play_sound (faceidx sound);
353
260 void do_remove (); 354 void do_remove ();
261 MTH void remove () 355 MTH void remove ()
262 { 356 {
263 if (!flag [FLAG_REMOVED]) 357 if (!flag [FLAG_REMOVED])
264 do_remove (); 358 do_remove ();
359 }
360
361 MTH bool blocked (maptile *m, int x, int y) const;
362
363 void move_to (const mapxy &pos)
364 {
365 remove ();
366 *this = pos;
367 insert_at (this, this);
265 } 368 }
266 369
267 static bool can_merge_slow (object *op1, object *op2); 370 static bool can_merge_slow (object *op1, object *op2);
268 371
269 // this is often used in time-critical code, so optimise 372 // this is often used in time-critical code, so optimise
… …
274 && can_merge_slow (op1, op2); 377 && can_merge_slow (op1, op2);
275 } 378 }
276 379
277 MTH void set_owner (object *owner); 380 MTH void set_owner (object *owner);
278 MTH void set_speed (float speed); 381 MTH void set_speed (float speed);
382 MTH bool change_weapon (object *ob);
383 MTH bool change_skill (object *ob);
279 384
280 MTH void open_container (object *new_container); 385 MTH void open_container (object *new_container);
281 MTH void close_container () 386 MTH void close_container ()
282 { 387 {
283 open_container (0); 388 open_container (0);
389 }
390
391 MTH object *force_find (const shstr name);
392 MTH void force_add (const shstr name, int duration = 0);
393
394 // overwrite the attachable should_invoke function with a version that also checks ev_want_type
395 bool should_invoke (event_type event)
396 {
397 return ev_want_event [event] || ev_want_type [type] || cb;
284 } 398 }
285 399
286 MTH void instantiate (); 400 MTH void instantiate ();
287 401
288 // recalculate all stats 402 // recalculate all stats
… …
298 // info must hold 256 * 3 bytes currently 412 // info must hold 256 * 3 bytes currently
299 const char *debug_desc (char *info) const; 413 const char *debug_desc (char *info) const;
300 MTH const char *debug_desc () const; // uses at least 3 round-robin buffers 414 MTH const char *debug_desc () const; // uses at least 3 round-robin buffers
301 const char *flag_desc (char *desc, int len) const; 415 const char *flag_desc (char *desc, int len) const;
302 416
417 MTH bool decrease (sint32 nr = 1); // returns true if anything is left
418 MTH object *split (sint32 nr = 1); // return 0 on failure
419
303 int number_of () const 420 MTH int number_of () const
304 { 421 {
305 return nrof ? nrof : 1; 422 return nrof ? nrof : 1;
306 } 423 }
307 424
308 uint64 total_weight () const 425 MTH sint32 total_weight () const
309 { 426 {
310 return weight * number_of (); 427 return (weight + carrying) * number_of ();
311 } 428 }
429
430 MTH void update_weight ();
312 431
313 // return the dominant material of this item, always return something 432 // return the dominant material of this item, always return something
314 const materialtype_t *dominant_material () const; 433 const materialtype_t *dominant_material () const;
315 434
316 // return the volume of this object in cm³ 435 // return the volume of this object in cm³
317 uint64 volume () const 436 MTH uint64 volume () const
318 { 437 {
319 return total_weight () 438 return total_weight ()
320 * 1000 439 * 1000
321 * (type == CONTAINER ? 1000 : 1) 440 * (type == CONTAINER ? 1000 : 1)
322 / dominant_material ()->density; 441 / dominant_material ()->density;
… …
339 458
340 // temporary: wether the object can be saved in a map file 459 // temporary: wether the object can be saved in a map file
341 // contr => is a player 460 // contr => is a player
342 // head => only save head of a multitile object 461 // head => only save head of a multitile object
343 // owner => can not reference owner yet 462 // owner => can not reference owner yet
344 MTH bool can_map_save () const { return !contr && !head && !owner && !flag [FLAG_NO_MAP_SAVE]; } 463 MTH bool can_map_save () const { return !head && (!owner || owner->contr) && !contr && !flag [FLAG_NO_MAP_SAVE]; }
345 464
346 /* This return true if object has still randomitems which 465 /* This return true if object has still randomitems which
347 * could be expanded. 466 * could be expanded.
348 */ 467 */
349 MTH bool has_random_items () const { return randomitems && !flag [FLAG_IS_A_TEMPLATE]; } 468 MTH bool has_random_items () const { return randomitems && !flag [FLAG_IS_A_TEMPLATE]; }
350 469
470 // returns the outermost owner, never returns 0
471 MTH object *outer_owner ()
472 {
473 for (object *op = this; ; op = op->owner)
474 if (!op->owner)
475 return op;
476 }
477
478 // returns the outermost environment, never returns 0
479 MTH object *outer_env ()
480 {
481 for (object *op = this; ; op = op->env)
482 if (!op->env)
483 return op;
484 }
485
351 // returns the player that has this object in his inventory, or 0 486 // returns the player that has this object in his inventory, or 0
487 // we assume the player is always the outer env
352 MTH object *in_player () const 488 MTH object *in_player ()
353 { 489 {
354 for (object *op = env; op; op = op->env) 490 object *op = outer_env ();
355 if (op->type == PLAYER)
356 return op;
357 491
358 return 0; 492 return op->type == PLAYER ? op : 0;
359 } 493 }
360 494
361 // "temporary" helper function 495 // "temporary" helper function
362 MTH object *head_ () 496 MTH object *head_ ()
363 { 497 {
364 return head ? head : this; 498 return head ? head : this;
365 } 499 }
500
501 MTH bool is_head ()
502 {
503 return head_ () == this;
504 }
505
506 MTH bool is_on_map () const
507 {
508 return !env && !flag [FLAG_REMOVED];
509 }
510
511 // returns the player that cna see this object, if any
512 MTH object *visible_to () const;
366 513
367 MTH std::string long_desc (object *who = 0); 514 MTH std::string long_desc (object *who = 0);
368 MTH std::string describe_monster (object *who = 0); 515 MTH std::string describe_monster (object *who = 0);
369 MTH std::string describe_item (object *who = 0); 516 MTH std::string describe_item (object *who = 0);
370 MTH std::string describe (object *who = 0); 517 MTH std::string describe (object *who = 0);
… …
378 MTH void create_treasure (treasurelist *tl, int flags = 0); 525 MTH void create_treasure (treasurelist *tl, int flags = 0);
379 526
380 // insert object at same map position as 'where' 527 // insert object at same map position as 'where'
381 // handles both inventory and map "positions" 528 // handles both inventory and map "positions"
382 MTH object *insert_at (object *where, object *originator = 0, int flags = 0); 529 MTH object *insert_at (object *where, object *originator = 0, int flags = 0);
530 MTH void drop_unpaid_items ();
383 531
384 MTH void activate (); 532 MTH void activate ();
385 MTH void deactivate (); 533 MTH void deactivate ();
386 MTH void activate_recursive (); 534 MTH void activate_recursive ();
387 MTH void deactivate_recursive (); 535 MTH void deactivate_recursive ();
388 536
389 // set the givne flag on all objects in the inventory recursively 537 // set the given flag on all objects in the inventory recursively
390 MTH void set_flag_inv (int flag, int value = 1); 538 MTH void set_flag_inv (int flag, int value = 1);
391 539
392 void enter_exit (object *exit);//Perl 540 void enter_exit (object *exit);//Perl
393 MTH void enter_map (maptile *newmap, int x, int y); 541 MTH void enter_map (maptile *newmap, int x, int y);
394 542
… …
434 { 582 {
435 return this; 583 return this;
436 } 584 }
437 585
438 /* This returns TRUE if the object is something that 586 /* This returns TRUE if the object is something that
439 * should be displayed in the floorbox/inventory window 587 * a client might want to know about.
440 */ 588 */
441 MTH bool client_visible () const 589 MTH bool client_visible () const
442 { 590 {
443 return !invisible && type != PLAYER; 591 return !invisible && type != PLAYER;
444 } 592 }
445 593
594 // the client does nrof * this weight
595 MTH sint32 client_weight () const
596 {
597 return weight + carrying;
598 }
599
446 MTH struct region *region () const; 600 MTH struct region *region () const;
447 601
602 void statusmsg (const char *msg, int color = NDI_BLACK);
603 void failmsg (const char *msg, int color = NDI_RED);
604
605 const char *query_inventory (object *who = 0, const char *indent = "");
606
607 MTH const_octet_string ref () const; // creates and returns a consistent persistent object reference
608 static object *deref (const_octet_string ref); // returns the object from the generated refreence, if possible
609
448protected: 610protected:
449 friend struct archetype;
450
451 void link (); 611 void link ();
452 void unlink (); 612 void unlink ();
453 613
454 object (); 614 object ();
455 ~object (); 615 ~object ();
616
617private:
618 object &operator =(const object &);
619 object (const object &);
456}; 620};
457 621
458typedef object_vector<object, &object::index > objectvec; 622// move this object to the top of its env's inventory to speed up
459typedef object_vector<object, &object::active> activevec; 623// searches for it.
624static object *
625splay (object *ob)
626{
627 if (ob->env && ob->env->inv != ob)
628 {
629 if (ob->above) ob->above->below = ob->below;
630 if (ob->below) ob->below->above = ob->above;
460 631
461extern objectvec objects; 632 ob->above = 0;
462extern activevec actives; 633 ob->below = ob->env->inv;
634 ob->below->above = ob;
635 ob->env->inv = ob;
636 }
463 637
464#define for_all_objects(var) \ 638 return ob;
465 for (unsigned _i = 0; _i < objects.size (); ++_i) \ 639}
466 declvar (object *, var, objects [_i])
467
468#define for_all_actives(var) \
469 for (unsigned _i = 0; _i < actives.size (); ++_i) \
470 declvar (object *, var, actives [_i])
471 640
472typedef struct oblnk 641typedef struct oblnk
473{ /* Used to link together several objects */ 642{ /* Used to link together several objects */
474 object_ptr ob; 643 object_ptr ob;
475 struct oblnk *next; 644 struct oblnk *next;
476} objectlink; 645} objectlink;
477 646
478typedef struct oblinkpt 647typedef struct oblinkpt
479{ /* Used to link together several object links */ 648{ /* Used to link together several object links */
480 struct oblnk *link; 649 struct oblnk *link;
481 long value; /* Used as connected value in buttons/gates */ 650 sint32 value; /* Used as connected value in buttons/gates */
482 struct oblinkpt *next; 651 struct oblinkpt *next;
483} oblinkpt; 652} oblinkpt;
653
654object *find_skill_by_name (object *who, const char *name);
655object *find_skill_by_name (object *who, const shstr &sh);
656object *find_skill_by_number (object *who, int skillno);
484 657
485/* 658/*
486 * The archetype structure is a set of rules on how to generate and manipulate 659 * The archetype structure is a set of rules on how to generate and manipulate
487 * objects which point to archetypes. 660 * objects which point to archetypes.
488 * This probably belongs in arch.h, but there really doesn't appear to 661 * This probably belongs in arch.h, but there really doesn't appear to
… …
490 * object and pointers. This structure should get removed, and just replaced 663 * object and pointers. This structure should get removed, and just replaced
491 * by the object structure 664 * by the object structure
492 */ 665 */
493 666
494INTERFACE_CLASS (archetype) 667INTERFACE_CLASS (archetype)
495struct archetype : zero_initialised, attachable 668struct archetype : object
496{ 669{
497 archetype (); 670 static arch_ptr empty; // the empty_archetype
671 MTH static void gc ();
672
673 archetype (const char *name);
498 ~archetype (); 674 ~archetype ();
499 void gather_callbacks (AV *&callbacks, event_type event) const; 675 void gather_callbacks (AV *&callbacks, event_type event) const;
500 676
677 MTH static archetype *find (const_utf8_string name);
678
679 MTH void link ();
680 MTH void unlink ();
681
682 MTH static object *get (const char *name); // find()->instance()
683 MTH object *instance ();
684
685 object_vector_index ACC (RW, archid); // index in archvector
686 shstr ACC (RW, archname); /* More definite name, like "generate_kobold" */
687
688 sint8 ACC (RW, min_x), ACC (RW, min_y); /* extents, compared to the head (min_x, min_y should be zero, but aren't...) */
689 sint8 ACC (RW, max_x), ACC (RW, max_y);
690
691 // support for archetype loading
501 static archetype *read (object_thawer &f); 692 static archetype *read (object_thawer &f);
502 static archetype *get (const char *name); // find or create 693 MTH static void commit_load (); // commit any objects loaded, resolves cyclic dependencies and more
503 static archetype *find (const char *name); 694 static void postpone_arch_ref (arch_ptr &ref, const_utf8_string other_arch); /* postpone other_arch reference */
504
505 void hash_add (); // add to hashtable
506 void hash_del (); // remove from hashtable
507
508 shstr ACC (RW, name); /* More definite name, like "generate_kobold" */
509 struct archetype *ACC (RW, next); /* Next archetype in a linked list */
510 struct archetype *ACC (RW, head); /* The main part of a linked object */
511 struct archetype *ACC (RW, more); /* Next part of a linked object */
512 object ACC (RO, clone); /* An object from which to do ->copy_to () */
513 uint32 ACC (RW, editable); /* editable flags (mainly for editor) */
514 bool ACC (RW, linked); // linked into list of heads
515 sint8 ACC (RW, tail_x), ACC (RW, tail_y); /* Where the lower right most portion of the object is
516 * in comparison to the head.
517 */
518}; 695};
696
697inline void
698object_freezer::put (keyword k, archetype *v)
699{
700 put (k, v ? &v->archname : (const char *)0);
701}
702
703typedef object_vector<object, &object::index > objectvec;
704typedef object_vector<object, &object::active> activevec;
705typedef object_vector<archetype, &archetype::archid> archvec;
706
707extern objectvec objects;
708extern activevec actives;
709extern archvec archetypes;
710
711#define for_all_objects(var) \
712 for (unsigned _i = 0; _i < objects.size (); ++_i) \
713 statementvar (object *, var, objects [_i])
714
715#define for_all_actives(var) \
716 for (unsigned _i = 0; _i < actives.size (); ++_i) \
717 statementvar (object *, var, actives [_i])
718
719#define for_all_archetypes(var) \
720 for (unsigned _i = 0; _i < archetypes.size (); ++_i) \
721 statementvar (archetype *, var, archetypes [_i])
519 722
520/* Used by update_object to know if the object being passed is 723/* Used by update_object to know if the object being passed is
521 * being added or removed. 724 * being added or removed.
522 */ 725 */
523#define UP_OBJ_INSERT 1 726#define UP_OBJ_INSERT 1
… …
540 * INS_BELOW_ORIGINATOR: Insert new object immediately below originator - 743 * INS_BELOW_ORIGINATOR: Insert new object immediately below originator -
541 * Use for treasure chests so the new object is the highest thing 744 * Use for treasure chests so the new object is the highest thing
542 * beneath the player, but not actually above it. Note - the 745 * beneath the player, but not actually above it. Note - the
543 * map and x,y coordinates for the object to be inserted must 746 * map and x,y coordinates for the object to be inserted must
544 * match the originator. 747 * match the originator.
545 * INS_MAP_LOAD: disable lots of checkings done at insertion to
546 * speed up map loading process, as we assume the ordering in
547 * loaded map is correct.
548 * 748 *
549 * Note that INS_BELOW_ORIGINATOR, INS_ON_TOP, INS_ABOVE_FLOOR_ONLY 749 * Note that INS_BELOW_ORIGINATOR, INS_ON_TOP, INS_ABOVE_FLOOR_ONLY
550 * are mutually exclusive. The behaviour for passing more than one 750 * are mutually exclusive. The behaviour for passing more than one
551 * should be considered undefined - while you may notice what happens 751 * should be considered undefined - while you may notice what happens
552 * right now if you pass more than one, that could very well change 752 * right now if you pass more than one, that could very well change
… …
555#define INS_NO_MERGE 0x0001 755#define INS_NO_MERGE 0x0001
556#define INS_ABOVE_FLOOR_ONLY 0x0002 756#define INS_ABOVE_FLOOR_ONLY 0x0002
557#define INS_NO_WALK_ON 0x0004 757#define INS_NO_WALK_ON 0x0004
558#define INS_ON_TOP 0x0008 758#define INS_ON_TOP 0x0008
559#define INS_BELOW_ORIGINATOR 0x0010 759#define INS_BELOW_ORIGINATOR 0x0010
560#define INS_MAP_LOAD 0x0020
561 760
562#define ARCH_SINGULARITY "singularity"
563#define ARCH_DETECT_MAGIC "detect_magic"
564#define ARCH_DEPLETION "depletion" 761#define ARCH_DEPLETION "depletion"
565#define ARCH_SYMPTOM "symptom"
566 762
567#endif 763#endif
568 764

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