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Comparing deliantra/server/include/object.h (file contents):
Revision 1.191 by pippijn, Tue Dec 23 18:52:57 2008 UTC vs.
Revision 1.198 by root, Sun Jan 11 06:08:40 2009 UTC

1/* 1/*
2 * This file is part of Deliantra, the Roguelike Realtime MMORPG. 2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 * 3 *
4 * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team 4 * Copyright (©) 2005,2006,2007,2008,2009 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 * Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team 5 * Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team
6 * Copyright (©) 1992,2007 Frank Tore Johansen 6 * Copyright (©) 1992,2007 Frank Tore Johansen
7 * 7 *
8 * Deliantra 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
136{ 136{
137 signed char info:4; /* body info as loaded from the file */ 137 signed char info:4; /* body info as loaded from the file */
138 signed char used:4; /* Calculated value based on items equipped */ 138 signed char used:4; /* Calculated value based on items equipped */
139}; 139};
140 140
141typedef struct oblnk
142{ /* Used to link together several objects */
143 object_ptr ob;
144 struct oblnk *next;
145} objectlink;
146
147typedef struct oblinkpt
148{ /* Used to link together several object links */
149 struct oblnk *link;
150 struct oblinkpt *next;
151 shstr id; /* Used as connected value in buttons/gates */
152} oblinkpt;
153
141INTERFACE_CLASS (object) 154INTERFACE_CLASS (object)
142// these are being copied 155// these are being copied
143struct object_copy : attachable 156struct object_copy : attachable
144{ 157{
145 sint16 ACC (RW, x), ACC (RW, y); /* Position in the map for this object */ 158 sint16 ACC (RW, x), ACC (RW, y); /* Position in the map for this object */
278 shstr ACC (RW, lore); /* Obscure information about this object, */ 291 shstr ACC (RW, lore); /* Obscure information about this object, */
279 /* To get put into books and the like. */ 292 /* To get put into books and the like. */
280 shstr ACC (RW, custom_name); /* Custom name assigned by player */ 293 shstr ACC (RW, custom_name); /* Custom name assigned by player */
281}; 294};
282 295
296const char *query_weight (const object *op);
297const char *query_short_name (const object *op);
298const char *query_name (const object *op);
299const char *query_base_name (const object *op, int plural);
300
283struct object : zero_initialised, object_copy 301struct object : zero_initialised, object_copy
284{ 302{
285 // These variables are not changed by ->copy_to 303 // These variables are not changed by ->copy_to
286 maptile *ACC (RW, map); /* Pointer to the map in which this object is present */ 304 maptile *ACC (RW, map); /* Pointer to the map in which this object is present */
287 305
308 object *head; /* Points to the main object of a large body */ // NO ACC, perl semantics are different 326 object *head; /* Points to the main object of a large body */ // NO ACC, perl semantics are different
309 client_container *seen_by; // seen by which player/container currently? 327 client_container *seen_by; // seen by which player/container currently?
310 key_value *key_values; /* Fields not explictly known by the loader. */ 328 key_value *key_values; /* Fields not explictly known by the loader. */
311 329
312 // privates / perl 330 // privates / perl
313 const shstr &kv_get (const shstr &key) const; 331 shstr_tmp kv_get (shstr_tmp key) const;
314 void kv_del (const shstr &key); 332 void kv_del (shstr_tmp key);
315 void kv_set (const shstr &key, const shstr &value); 333 void kv_set (shstr_tmp key, shstr_tmp value);
316 334
317 // custom extra fields management 335 // custom extra fields management
318 struct key_value_access_proxy 336 struct key_value_access_proxy
319 { 337 {
320 object &ob; 338 object &ob;
321 shstr key; 339 shstr_tmp key;
322 340
323 key_value_access_proxy (object &ob, const shstr &key) 341 key_value_access_proxy (object &ob, shstr_tmp key)
324 : ob (ob), key (key) 342 : ob (ob), key (key)
325 { 343 {
326 } 344 }
327 345
328 const key_value_access_proxy &operator =(const shstr &value) const 346 const key_value_access_proxy &operator =(shstr_tmp value) const
329 { 347 {
330 ob.kv_set (key, value); 348 ob.kv_set (key, value);
331 return *this; 349 return *this;
332 } 350 }
333 351
334 operator const shstr &() const { return ob.kv_get (key); } 352 operator const shstr_tmp () const { return ob.kv_get (key); }
335 operator const char *() const { return ob.kv_get (key); } 353 operator const char *() const { return ob.kv_get (key); }
336 354
337 private: 355 private:
338 void operator =(int); 356 void operator =(int);
339 }; 357 };
340 358
341 // operator [] is too annoying to use 359 // operator [] is too annoying to use
342 const key_value_access_proxy kv (const shstr &key) 360 const key_value_access_proxy kv (shstr_tmp key)
343 { 361 {
344 return key_value_access_proxy (*this, key); 362 return key_value_access_proxy (*this, key);
345 } 363 }
346 364
347 bool parse_kv (object_thawer &f); // parse kv pairs, (ab-)used by archetypes, which should not exist at all 365 bool parse_kv (object_thawer &f); // parse kv pairs, (ab-)used by archetypes, which should not exist at all
365 } 383 }
366 384
367 // recursively destroy all objects in inventory, optionally dropping them to the ground instead 385 // recursively destroy all objects in inventory, optionally dropping them to the ground instead
368 MTH void destroy_inv (bool drop_to_ground = false); 386 MTH void destroy_inv (bool drop_to_ground = false);
369 MTH object *insert (object *item); // insert into inventory 387 MTH object *insert (object *item); // insert into inventory
370 MTH void play_sound (faceidx sound); 388 MTH void play_sound (faceidx sound) const;
389 MTH void say_msg (const char *msg) const;
371 390
372 void do_remove (); 391 void do_remove ();
373 MTH void remove () 392 MTH void remove ()
374 { 393 {
375 if (!flag [FLAG_REMOVED]) 394 if (!flag [FLAG_REMOVED])
381 void move_to (const mapxy &pos) 400 void move_to (const mapxy &pos)
382 { 401 {
383 remove (); 402 remove ();
384 *this = pos; 403 *this = pos;
385 insert_at (this, this); 404 insert_at (this, this);
405 }
406
407 // high-level move functions, return true if successful
408 int move (int dir, object *originator);
409
410 int move (int dir)
411 {
412 return move (dir, this);
386 } 413 }
387 414
388 static bool can_merge_slow (object *op1, object *op2); 415 static bool can_merge_slow (object *op1, object *op2);
389 416
390 // this is often used in time-critical code, so optimise 417 // this is often used in time-critical code, so optimise
404 MTH void close_container () 431 MTH void close_container ()
405 { 432 {
406 open_container (0); 433 open_container (0);
407 } 434 }
408 435
409 MTH object *force_find (const shstr name); 436 MTH object *force_find (shstr_tmp name);
410 MTH object *force_add (const shstr name, int duration = 0); 437 MTH object *force_add (shstr_tmp name, int duration = 0);
438
439 oblinkpt *find_link () const;
440 MTH void add_link (maptile *map, shstr_tmp id);
441 MTH void remove_link ();
411 442
412 // overwrite the attachable should_invoke function with a version that also checks ev_want_type 443 // overwrite the attachable should_invoke function with a version that also checks ev_want_type
413 bool should_invoke (event_type event) 444 bool should_invoke (event_type event)
414 { 445 {
415 return ev_want_event [event] || ev_want_type [type] || cb; 446 return ev_want_event [event] || ev_want_type [type] || cb;
451 const materialtype_t *dominant_material () const; 482 const materialtype_t *dominant_material () const;
452 483
453 // return the volume of this object in cm³ 484 // return the volume of this object in cm³
454 MTH uint64 volume () const 485 MTH uint64 volume () const
455 { 486 {
456 return total_weight () 487 return (uint64)total_weight ()
457 * 1000 488 * 1000
458 * (type == CONTAINER ? 1000 : 1) 489 * (type == CONTAINER ? 1000 : 1)
459 / dominant_material ()->density; 490 / dominant_material ()->density;
460 } 491 }
461 492
498 529
499 return op; 530 return op;
500 } 531 }
501 532
502 // returns the outermost environment, never returns 0 533 // returns the outermost environment, never returns 0
503 MTH object *outer_env () 534 MTH object *outer_env () const
504 { 535 {
505 object *op; 536 const object *op;
506 537
507 for (op = this; op->env; op = op->env) 538 for (op = this; op->env; op = op->env)
508 ; 539 ;
509 540
510 return op; 541 return const_cast<object *>(op);
511 } 542 }
512 543
513 // returns the player that has this object in his inventory, or 0 544 // returns the player that has this object in his inventory, or 0
514 // we assume the player is always the outer env 545 // we assume the player is always the outer env
515 MTH object *in_player () 546 MTH object *in_player () const
516 { 547 {
517 object *op = outer_env (); 548 object *op = outer_env ();
518 549
519 return op->type == PLAYER ? op : 0; 550 return op->type == PLAYER ? op : 0;
520 } 551 }
521 552
522 // "temporary" helper function 553 // "temporary" helper function
523 MTH object *head_ () 554 MTH object *head_ () const
524 { 555 {
525 return head ? head : this; 556 return head ? head : const_cast<object *>(this);
526 } 557 }
527 558
528 MTH bool is_head () 559 MTH bool is_head () const
529 { 560 {
530 return head_ () == this; 561 return head_ () == this;
531 } 562 }
532 563
533 MTH bool is_on_map () const 564 MTH bool is_on_map () const
546 } 577 }
547 578
548 MTH bool affects_los () const 579 MTH bool affects_los () const
549 { 580 {
550 return glow_radius || flag [FLAG_BLOCKSVIEW]; 581 return glow_radius || flag [FLAG_BLOCKSVIEW];
582 }
583
584 MTH bool has_carried_lights () const
585 {
586 return glow_radius;
551 } 587 }
552 588
553 // returns the player that cna see this object, if any 589 // returns the player that cna see this object, if any
554 MTH object *visible_to () const; 590 MTH object *visible_to () const;
555 591
556 MTH std::string long_desc (object *who = 0); 592 MTH std::string long_desc (object *who = 0);
557 MTH std::string describe_monster (object *who = 0); 593 MTH std::string describe_monster (object *who = 0);
558 MTH std::string describe_item (object *who = 0); 594 MTH std::string describe_item (object *who = 0);
559 MTH std::string describe (object *who = 0); 595 MTH std::string describe (object *who = 0);
596
597 MTH const char *query_weight () { return ::query_weight (this); }
598 MTH const char *query_name () { return ::query_name (this); }
599 MTH const char *query_short_name () { return ::query_short_name (this); }
600 MTH const char *query_base_name (bool plural) { return ::query_base_name (this, plural); }
560 601
561 // If this object has no extra parts but should have them, 602 // If this object has no extra parts but should have them,
562 // add them, effectively expanding heads into multipart 603 // add them, effectively expanding heads into multipart
563 // objects. This method only works on objects not inserted 604 // objects. This method only works on objects not inserted
564 // anywhere. 605 // anywhere.
684 } 725 }
685 726
686 return ob; 727 return ob;
687} 728}
688 729
689typedef struct oblnk
690{ /* Used to link together several objects */
691 object_ptr ob;
692 struct oblnk *next;
693} objectlink;
694
695typedef struct oblinkpt
696{ /* Used to link together several object links */
697 struct oblnk *link;
698 sint32 value; /* Used as connected value in buttons/gates */
699 struct oblinkpt *next;
700} oblinkpt;
701
702object *find_skill_by_name (object *who, const char *name); 730object *find_skill_by_name_fuzzy (object *who, const char *name);
703object *find_skill_by_name (object *who, const shstr &sh); 731object *find_skill_by_name (object *who, shstr_cmp sh);
704object *find_skill_by_number (object *who, int skillno); 732object *find_skill_by_number (object *who, int skillno);
705 733
706/* 734/*
707 * The archetype structure is a set of rules on how to generate and manipulate 735 * The archetype structure is a set of rules on how to generate and manipulate
708 * objects which point to archetypes. 736 * objects which point to archetypes.

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