src/game/CreatureEventAI.h

   1 /*
   2  * Copyright (C) 2005-2010 MaNGOS <http://getmangos.com/>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  17  */
  18
  19 #ifndef MANGOS_CREATURE_EAI_H
  20 #define MANGOS_CREATURE_EAI_H
  21
  22 #include "Common.h"
  23 #include "Creature.h"
  24 #include "CreatureAI.h"
  25 #include "Unit.h"
  26
  27 class Player;
  28 class WorldObject;
  29
  30 #define EVENT_UPDATE_TIME               500
  31 #define MAX_ACTIONS                     3
  32 #define MAX_PHASE                       32
  33
  34 enum EventAI_Type
  35 {
  36     EVENT_T_TIMER                   = 0,                    // InitialMin, InitialMax, RepeatMin, RepeatMax
  37     EVENT_T_TIMER_OOC               = 1,                    // InitialMin, InitialMax, RepeatMin, RepeatMax
  38     EVENT_T_HP                      = 2,                    // HPMax%, HPMin%, RepeatMin, RepeatMax
  39     EVENT_T_MANA                    = 3,                    // ManaMax%,ManaMin% RepeatMin, RepeatMax
  40     EVENT_T_AGGRO                   = 4,                    // NONE
  41     EVENT_T_KILL                    = 5,                    // RepeatMin, RepeatMax
  42     EVENT_T_DEATH                   = 6,                    // NONE
  43     EVENT_T_EVADE                   = 7,                    // NONE
  44     EVENT_T_SPELLHIT                = 8,                    // SpellID, School, RepeatMin, RepeatMax
  45     EVENT_T_RANGE                   = 9,                    // MinDist, MaxDist, RepeatMin, RepeatMax
  46     EVENT_T_OOC_LOS                 = 10,                   // NoHostile, MaxRnage, RepeatMin, RepeatMax
  47     EVENT_T_SPAWNED                 = 11,                   // Condition, CondValue1
  48     EVENT_T_TARGET_HP               = 12,                   // HPMax%, HPMin%, RepeatMin, RepeatMax
  49     EVENT_T_TARGET_CASTING          = 13,                   // RepeatMin, RepeatMax
  50     EVENT_T_FRIENDLY_HP             = 14,                   // HPDeficit, Radius, RepeatMin, RepeatMax
  51     EVENT_T_FRIENDLY_IS_CC          = 15,                   // DispelType, Radius, RepeatMin, RepeatMax
  52     EVENT_T_FRIENDLY_MISSING_BUFF   = 16,                   // SpellId, Radius, RepeatMin, RepeatMax
  53     EVENT_T_SUMMONED_UNIT           = 17,                   // CreatureId, RepeatMin, RepeatMax
  54     EVENT_T_TARGET_MANA             = 18,                   // ManaMax%, ManaMin%, RepeatMin, RepeatMax
  55     EVENT_T_QUEST_ACCEPT            = 19,                   // QuestID
  56     EVENT_T_QUEST_COMPLETE          = 20,                   //
  57     EVENT_T_REACHED_HOME            = 21,                   // NONE
  58     EVENT_T_RECEIVE_EMOTE           = 22,                   // EmoteId, Condition, CondValue1, CondValue2
  59     EVENT_T_BUFFED                  = 23,                   // Param1 = SpellID, Param2 = Number of Time STacked, Param3/4 Repeat Min/Max
  60     EVENT_T_TARGET_BUFFED           = 24,                   // Param1 = SpellID, Param2 = Number of Time STacked, Param3/4 Repeat Min/Max
  61     EVENT_T_SUMMONED_JUST_DIED      = 25,                   // CreatureId, RepeatMin, RepeatMax
  62     EVENT_T_SUMMONED_JUST_DESPAWN   = 26,                   // CreatureId, RepeatMin, RepeatMax
  63
  64     EVENT_T_END,
  65 };
  66
  67 enum EventAI_ActionType
  68 {
  69     ACTION_T_NONE                       = 0,                // No action
  70     ACTION_T_TEXT                       = 1,                // TextId1, optionally -TextId2, optionally -TextId3(if -TextId2 exist). If more than just -TextId1 is defined, randomize. Negative values.
  71     ACTION_T_SET_FACTION                = 2,                // FactionId (or 0 for default)
  72     ACTION_T_MORPH_TO_ENTRY_OR_MODEL    = 3,                // Creature_template entry(param1) OR ModelId (param2) (or 0 for both to demorph)
  73     ACTION_T_SOUND                      = 4,                // SoundId
  74     ACTION_T_EMOTE                      = 5,                // EmoteId
  75     ACTION_T_RANDOM_SAY                 = 6,                // UNUSED
  76     ACTION_T_RANDOM_YELL                = 7,                // UNUSED
  77     ACTION_T_RANDOM_TEXTEMOTE           = 8,                // UNUSED
  78     ACTION_T_RANDOM_SOUND               = 9,                // SoundId1, SoundId2, SoundId3 (-1 in any field means no output if randomed that field)
  79     ACTION_T_RANDOM_EMOTE               = 10,               // EmoteId1, EmoteId2, EmoteId3 (-1 in any field means no output if randomed that field)
  80     ACTION_T_CAST                       = 11,               // SpellId, Target, CastFlags
  81     ACTION_T_SUMMON                     = 12,               // CreatureID, Target, Duration in ms
  82     ACTION_T_THREAT_SINGLE_PCT          = 13,               // Threat%, Target
  83     ACTION_T_THREAT_ALL_PCT             = 14,               // Threat%
  84     ACTION_T_QUEST_EVENT                = 15,               // QuestID, Target
  85     ACTION_T_CAST_EVENT                 = 16,               // QuestID, SpellId, Target - must be removed as hack?
  86     ACTION_T_SET_UNIT_FIELD             = 17,               // Field_Number, Value, Target
  87     ACTION_T_SET_UNIT_FLAG              = 18,               // Flags (may be more than one field OR'd together), Target
  88     ACTION_T_REMOVE_UNIT_FLAG           = 19,               // Flags (may be more than one field OR'd together), Target
  89     ACTION_T_AUTO_ATTACK                = 20,               // AllowAttackState (0 = stop attack, anything else means continue attacking)
  90     ACTION_T_COMBAT_MOVEMENT            = 21,               // AllowCombatMovement (0 = stop combat based movement, anything else continue attacking)
  91     ACTION_T_SET_PHASE                  = 22,               // Phase
  92     ACTION_T_INC_PHASE                  = 23,               // Value (may be negative to decrement phase, should not be 0)
  93     ACTION_T_EVADE                      = 24,               // No Params
  94     ACTION_T_FLEE_FOR_ASSIST            = 25,               // No Params
  95     ACTION_T_QUEST_EVENT_ALL            = 26,               // QuestID
  96     ACTION_T_CAST_EVENT_ALL             = 27,               // CreatureId, SpellId
  97     ACTION_T_REMOVEAURASFROMSPELL       = 28,               // Target, Spellid
  98     ACTION_T_RANGED_MOVEMENT            = 29,               // Distance, Angle
  99     ACTION_T_RANDOM_PHASE               = 30,               // PhaseId1, PhaseId2, PhaseId3
 100     ACTION_T_RANDOM_PHASE_RANGE         = 31,               // PhaseMin, PhaseMax
 101     ACTION_T_SUMMON_ID                  = 32,               // CreatureId, Target, SpawnId
 102     ACTION_T_KILLED_MONSTER             = 33,               // CreatureId, Target
 103     ACTION_T_SET_INST_DATA              = 34,               // Field, Data
 104     ACTION_T_SET_INST_DATA64            = 35,               // Field, Target
 105     ACTION_T_UPDATE_TEMPLATE            = 36,               // Entry, Team
 106     ACTION_T_DIE                        = 37,               // No Params
 107     ACTION_T_ZONE_COMBAT_PULSE          = 38,               // No Params
 108     ACTION_T_CALL_FOR_HELP              = 39,               // Radius
 109     ACTION_T_SET_SHEATH                 = 40,               // Sheath (0-passive,1-melee,2-ranged)
 110     ACTION_T_FORCE_DESPAWN              = 41,               // No Params
 111     ACTION_T_SET_INVINCIBILITY_HP_LEVEL = 42,               // MinHpValue, format(0-flat,1-percent from max health)
 112     ACTION_T_END,
 113 };
 114
 115 enum Target
 116 {
 117     //Self (m_creature)
 118     TARGET_T_SELF = 0,                                      //Self cast
 119
 120     //Hostile targets (if pet then returns pet owner)
 121     TARGET_T_HOSTILE,                                       //Our current target (ie: highest aggro)
 122     TARGET_T_HOSTILE_SECOND_AGGRO,                          //Second highest aggro (generaly used for cleaves and some special attacks)
 123     TARGET_T_HOSTILE_LAST_AGGRO,                            //Dead last on aggro (no idea what this could be used for)
 124     TARGET_T_HOSTILE_RANDOM,                                //Just any random target on our threat list
 125     TARGET_T_HOSTILE_RANDOM_NOT_TOP,                        //Any random target except top threat
 126
 127     //Invoker targets (if pet then returns pet owner)
 128     TARGET_T_ACTION_INVOKER,                                //Unit who caused this Event to occur (only works for EVENT_T_AGGRO, EVENT_T_KILL, EVENT_T_DEATH, EVENT_T_SPELLHIT, EVENT_T_OOC_LOS, EVENT_T_FRIENDLY_HP, EVENT_T_FRIENDLY_IS_CC, EVENT_T_FRIENDLY_MISSING_BUFF)
 129
 130     //Hostile targets (including pets)
 131     TARGET_T_HOSTILE_WPET,                                  //Current target (can be a pet)
 132     TARGET_T_HOSTILE_WPET_SECOND_AGGRO,                     //Second highest aggro (generaly used for cleaves and some special attacks)
 133     TARGET_T_HOSTILE_WPET_LAST_AGGRO,                       //Dead last on aggro (no idea what this could be used for)
 134     TARGET_T_HOSTILE_WPET_RANDOM,                           //Just any random target on our threat list
 135     TARGET_T_HOSTILE_WPET_RANDOM_NOT_TOP,                   //Any random target except top threat
 136
 137     TARGET_T_ACTION_INVOKER_WPET,
 138
 139     TARGET_T_END
 140 };
 141
 142 enum EventFlags
 143 {
 144     EFLAG_REPEATABLE            = 0x01,                     //Event repeats
 145     EFLAG_DIFFICULTY_0          = 0x02,                     //Event only occurs in instance difficulty 0
 146     EFLAG_DIFFICULTY_1          = 0x04,                     //Event only occurs in instance difficulty 1
 147     EFLAG_DIFFICULTY_2          = 0x08,                     //Event only occurs in instance difficulty 2
 148     EFLAG_DIFFICULTY_3          = 0x10,                     //Event only occurs in instance difficulty 3
 149     EFLAG_RESERVED_5            = 0x20,
 150     EFLAG_RESERVED_6            = 0x40,
 151     EFLAG_DEBUG_ONLY            = 0x80,                     //Event only occurs in debug build
 152
 153     EFLAG_DIFFICULTY_ALL        = (EFLAG_DIFFICULTY_0|EFLAG_DIFFICULTY_1|EFLAG_DIFFICULTY_2|EFLAG_DIFFICULTY_3)
 154 };
 155
 156 enum SpawnedEventMode
 157 {
 158     SPAWNED_EVENT_ALWAY = 0,
 159     SPAWNED_EVENT_MAP   = 1,
 160     SPAWNED_EVENT_ZONE  = 2
 161 };
 162
 163 // String text additional data, used in (CreatureEventAI)
 164 struct StringTextData
 165 {
 166     uint32 SoundId;
 167     uint8  Type;
 168     uint32 Language;
 169     uint32 Emote;
 170 };
 171 // Text Maps
 172 typedef UNORDERED_MAP<int32, StringTextData> CreatureEventAI_TextMap;
 173
 174 struct CreatureEventAI_Action
 175 {
 176     EventAI_ActionType type: 16;
 177     union
 178     {
 179         // ACTION_T_TEXT                                    = 1
 180         struct
 181         {
 182             int32 TextId[3];
 183         } text;
 184         // ACTION_T_SET_FACTION                             = 2
 185         struct
 186         {
 187             uint32 factionId;                               // faction or 0 for default)
 188         } set_faction;
 189         // ACTION_T_MORPH_TO_ENTRY_OR_MODEL                 = 3
 190         struct
 191         {
 192             uint32 creatureId;                              // set one from fields (or 0 for both to demorph)
 193             uint32 modelId;
 194         } morph;
 195         // ACTION_T_SOUND                                   = 4
 196         struct
 197         {
 198             uint32 soundId;
 199         } sound;
 200         // ACTION_T_EMOTE                                   = 5
 201         struct
 202         {
 203             uint32 emoteId;
 204         } emote;
 205         // ACTION_T_RANDOM_SOUND                            = 9
 206         struct
 207         {
 208             int32 soundId1;                                 // (-1 in any field means no output if randomed that field)
 209             int32 soundId2;
 210             int32 soundId3;
 211         } random_sound;
 212         // ACTION_T_RANDOM_EMOTE                            = 10
 213         struct
 214         {
 215             int32 emoteId1;                                 // (-1 in any field means no output if randomed that field)
 216             int32 emoteId2;
 217             int32 emoteId3;
 218         } random_emote;
 219         // ACTION_T_CAST                                    = 11
 220         struct
 221         {
 222             uint32 spellId;
 223             uint32 target;
 224             uint32 castFlags;
 225         } cast;
 226         // ACTION_T_SUMMON                                  = 12
 227         struct
 228         {
 229             uint32 creatureId;
 230             uint32 target;
 231             uint32 duration;
 232         } summon;
 233         // ACTION_T_THREAT_SINGLE_PCT                       = 13
 234         struct
 235         {
 236             int32 percent;
 237             uint32 target;
 238         } threat_single_pct;
 239         // ACTION_T_THREAT_ALL_PCT                          = 14
 240         struct
 241         {
 242             int32 percent;
 243         } threat_all_pct;
 244         // ACTION_T_QUEST_EVENT                             = 15
 245         struct
 246         {
 247             uint32 questId;
 248             uint32 target;
 249         } quest_event;
 250         // ACTION_T_CAST_EVENT                              = 16
 251         struct
 252         {
 253             uint32 creatureId;
 254             uint32 spellId;
 255             uint32 target;
 256         } cast_event;
 257         // ACTION_T_SET_UNIT_FIELD                          = 17
 258         struct
 259         {
 260             uint32 field;
 261             uint32 value;
 262             uint32 target;
 263         } set_unit_field;
 264         // ACTION_T_SET_UNIT_FLAG                           = 18,  // value provided mask bits that will be set
 265         // ACTION_T_REMOVE_UNIT_FLAG                        = 19,  // value provided mask bits that will be clear
 266         struct
 267         {
 268             uint32 value;
 269             uint32 target;
 270         } unit_flag;
 271         // ACTION_T_AUTO_ATTACK                             = 20
 272         struct
 273         {
 274             uint32 state;                                   // 0 = stop attack, anything else means continue attacking
 275         } auto_attack;
 276         // ACTION_T_COMBAT_MOVEMENT                         = 21
 277         struct
 278         {
 279             uint32 state;                                   // 0 = stop combat based movement, anything else continue attacking
 280             uint32 melee;                                   // if set: at stop send melee combat stop if in combat, use for terminate melee fighting state for switch to ranged
 281         } combat_movement;
 282         // ACTION_T_SET_PHASE                               = 22
 283         struct
 284         {
 285             uint32 phase;
 286         } set_phase;
 287         // ACTION_T_INC_PHASE                               = 23
 288         struct
 289         {
 290             int32 step;
 291         } set_inc_phase;
 292         // ACTION_T_QUEST_EVENT_ALL                         = 26
 293         struct
 294         {
 295             uint32 questId;
 296         } quest_event_all;
 297         // ACTION_T_CAST_EVENT_ALL                          = 27
 298         struct
 299         {
 300             uint32 creatureId;
 301             uint32 spellId;
 302         } cast_event_all;
 303         // ACTION_T_REMOVEAURASFROMSPELL                    = 28
 304         struct
 305         {
 306             uint32 target;
 307             uint32 spellId;
 308         } remove_aura;
 309         // ACTION_T_RANGED_MOVEMENT                         = 29
 310         struct
 311         {
 312             uint32 distance;
 313             int32  angle;
 314         } ranged_movement;
 315         // ACTION_T_RANDOM_PHASE                            = 30
 316         struct
 317         {
 318             uint32 phase1;
 319             uint32 phase2;
 320             uint32 phase3;
 321         } random_phase;
 322         // ACTION_T_RANDOM_PHASE_RANGE                      = 31
 323         struct
 324         {
 325             uint32 phaseMin;
 326             uint32 phaseMax;
 327         } random_phase_range;
 328         // ACTION_T_SUMMON_ID                               = 32
 329         struct
 330         {
 331             uint32 creatureId;
 332             uint32 target;
 333             uint32 spawnId;
 334         } summon_id;
 335         // ACTION_T_KILLED_MONSTER                          = 33
 336         struct
 337         {
 338             uint32 creatureId;
 339             uint32 target;
 340         } killed_monster;
 341         // ACTION_T_SET_INST_DATA                           = 34
 342         struct
 343         {
 344             uint32 field;
 345             uint32 value;
 346         } set_inst_data;
 347         // ACTION_T_SET_INST_DATA64                         = 35
 348         struct
 349         {
 350             uint32 field;
 351             uint32 target;
 352         } set_inst_data64;
 353         // ACTION_T_UPDATE_TEMPLATE                         = 36
 354         struct
 355         {
 356             uint32 creatureId;
 357             uint32 team;
 358         } update_template;
 359         // ACTION_T_CALL_FOR_HELP                           = 39
 360         struct
 361         {
 362             uint32 radius;
 363         } call_for_help;
 364         // ACTION_T_SET_SHEATH                              = 40
 365         struct
 366         {
 367             uint32 sheath;
 368         } set_sheath;
 369         // ACTION_T_FORCE_DESPAWN                           = 41
 370         struct
 371         {
 372             uint32 msDelay;
 373         } forced_despawn;
 374         // ACTION_T_SET_INVINCIBILITY_HP_LEVEL              = 42
 375         struct
 376         {
 377             uint32 hp_level;
 378             uint32 is_percent;
 379         } invincibility_hp_level;
 380         // RAW
 381         struct
 382         {
 383             uint32 param1;
 384             uint32 param2;
 385             uint32 param3;
 386         } raw;
 387     };
 388 };
 389
 390 struct CreatureEventAI_Event
 391 {
 392     uint32 event_id;
 393
 394     uint32 creature_id;
 395
 396     uint32 event_inverse_phase_mask;
 397
 398     EventAI_Type event_type : 16;
 399     uint8 event_chance : 8;
 400     uint8 event_flags  : 8;
 401
 402     union
 403     {
 404         // EVENT_T_TIMER                                    = 0
 405         // EVENT_T_TIMER_OOC                                = 1
 406         struct
 407         {
 408             uint32 initialMin;
 409             uint32 initialMax;
 410             uint32 repeatMin;
 411             uint32 repeatMax;
 412         } timer;
 413         // EVENT_T_HP                                       = 2
 414         // EVENT_T_MANA                                     = 3
 415         // EVENT_T_TARGET_HP                                = 12
 416         // EVENT_T_TARGET_MANA                              = 18
 417         struct
 418         {
 419             uint32 percentMax;
 420             uint32 percentMin;
 421             uint32 repeatMin;
 422             uint32 repeatMax;
 423         } percent_range;
 424         // EVENT_T_KILL                                     = 5
 425         struct
 426         {
 427             uint32 repeatMin;
 428             uint32 repeatMax;
 429         } kill;
 430         // EVENT_T_SPELLHIT                                 = 8
 431         struct
 432         {
 433             uint32 spellId;
 434             uint32 schoolMask;                              // -1 (==0xffffffff) is ok value for full mask, or must be more limited mask like (0 < 1) = 1 for normal/physical school
 435             uint32 repeatMin;
 436             uint32 repeatMax;
 437         } spell_hit;
 438         // EVENT_T_RANGE                                    = 9
 439         struct
 440         {
 441             uint32 minDist;
 442             uint32 maxDist;
 443             uint32 repeatMin;
 444             uint32 repeatMax;
 445         } range;
 446         // EVENT_T_OOC_LOS                                  = 10
 447         struct
 448         {
 449             uint32 noHostile;
 450             uint32 maxRange;
 451             uint32 repeatMin;
 452             uint32 repeatMax;
 453         } ooc_los;
 454         // EVENT_T_SPAWNED                                  = 11
 455         struct
 456         {
 457             uint32 condition;
 458             uint32 conditionValue1;
 459         } spawned;
 460         // EVENT_T_TARGET_CASTING                           = 13
 461         struct
 462         {
 463             uint32 repeatMin;
 464             uint32 repeatMax;
 465         } target_casting;
 466         // EVENT_T_FRIENDLY_HP                              = 14
 467         struct
 468         {
 469             uint32 hpDeficit;
 470             uint32 radius;
 471             uint32 repeatMin;
 472             uint32 repeatMax;
 473         } friendly_hp;
 474         // EVENT_T_FRIENDLY_IS_CC                           = 15
 475         struct
 476         {
 477             uint32 dispelType;                              // unused ?
 478             uint32 radius;
 479             uint32 repeatMin;
 480             uint32 repeatMax;
 481         } friendly_is_cc;
 482         // EVENT_T_FRIENDLY_MISSING_BUFF                    = 16
 483         struct
 484         {
 485             uint32 spellId;
 486             uint32 radius;
 487             uint32 repeatMin;
 488             uint32 repeatMax;
 489         } friendly_buff;
 490         // EVENT_T_SUMMONED_UNIT                            = 17
 491         //EVENT_T_SUMMONED_JUST_DIED                        = 25
 492         //EVENT_T_SUMMONED_JUST_DESPAWN                     = 26
 493         struct
 494         {
 495             uint32 creatureId;
 496             uint32 repeatMin;
 497             uint32 repeatMax;
 498         } summoned;
 499         // EVENT_T_QUEST_ACCEPT                             = 19
 500         // EVENT_T_QUEST_COMPLETE                           = 20
 501         struct
 502         {
 503             uint32 questId;
 504         } quest;
 505         // EVENT_T_RECEIVE_EMOTE                            = 22
 506         struct
 507         {
 508             uint32 emoteId;
 509             uint32 condition;
 510             uint32 conditionValue1;
 511             uint32 conditionValue2;
 512         } receive_emote;
 513         // EVENT_T_BUFFED                                   = 23
 514         // EVENT_T_TARGET_BUFFED                            = 24
 515         struct
 516         {
 517             uint32 spellId;
 518             uint32 amount;
 519             uint32 repeatMin;
 520             uint32 repeatMax;
 521         } buffed;
 522
 523         // RAW
 524         struct
 525         {
 526             uint32 param1;
 527             uint32 param2;
 528             uint32 param3;
 529             uint32 param4;
 530         } raw;
 531     };
 532
 533     CreatureEventAI_Action action[MAX_ACTIONS];
 534 };
 535 //Event_Map
 536 typedef std::vector<CreatureEventAI_Event> CreatureEventAI_Event_Vec;
 537 typedef UNORDERED_MAP<uint32, CreatureEventAI_Event_Vec > CreatureEventAI_Event_Map;
 538
 539 struct CreatureEventAI_Summon
 540 {
 541     uint32 id;
 542
 543     float position_x;
 544     float position_y;
 545     float position_z;
 546     float orientation;
 547     uint32 SpawnTimeSecs;
 548 };
 549
 550 //EventSummon_Map
 551 typedef UNORDERED_MAP<uint32, CreatureEventAI_Summon> CreatureEventAI_Summon_Map;
 552
 553 struct CreatureEventAIHolder
 554 {
 555     CreatureEventAIHolder(CreatureEventAI_Event p) : Event(p), Time(0), Enabled(true){}
 556
 557     CreatureEventAI_Event Event;
 558     uint32 Time;
 559     bool Enabled;
 560
 561     // helper
 562     bool UpdateRepeatTimer(Creature* creature, uint32 repeatMin, uint32 repeatMax);
 563 };
 564
 565 class MANGOS_DLL_SPEC CreatureEventAI : public CreatureAI
 566 {
 567
 568     public:
 569         explicit CreatureEventAI(Creature *c);
 570         ~CreatureEventAI()
 571         {
 572             CreatureEventAIList.clear();
 573         }
 574         void JustRespawned();
 575         void Reset();
 576         void JustReachedHome();
 577         void EnterCombat(Unit *enemy);
 578         void EnterEvadeMode();
 579         void JustDied(Unit* killer);
 580         void KilledUnit(Unit* victim);
 581         void JustSummoned(Creature* pUnit);
 582         void AttackStart(Unit *who);
 583         void MoveInLineOfSight(Unit *who);
 584         void SpellHit(Unit* pUnit, const SpellEntry* pSpell);
 585         void DamageTaken(Unit* done_by, uint32& damage);
 586         void UpdateAI(const uint32 diff);
 587         bool IsVisible(Unit *) const;
 588         void ReceiveEmote(Player* pPlayer, uint32 text_emote);
 589         void SummonedCreatureJustDied(Creature* unit);
 590         void SummonedCreatureDespawn(Creature* unit);
 591
 592         static int Permissible(const Creature *);
 593
 594         bool ProcessEvent(CreatureEventAIHolder& pHolder, Unit* pActionInvoker = NULL);
 595         void ProcessAction(CreatureEventAI_Action const& action, uint32 rnd, uint32 EventId, Unit* pActionInvoker);
 596         inline uint32 GetRandActionParam(uint32 rnd, uint32 param1, uint32 param2, uint32 param3);
 597         inline int32 GetRandActionParam(uint32 rnd, int32 param1, int32 param2, int32 param3);
 598         inline Unit* GetTargetByType(uint32 Target, Unit* pActionInvoker);
 599
 600         void DoScriptText(int32 textEntry, WorldObject* pSource, Unit* target);
 601         void DoMeleeAttackIfReady();
 602         bool CanCast(Unit* Target, SpellEntry const *Spell, bool Triggered);
 603
 604         bool SpawnedEventConditionsCheck(CreatureEventAI_Event const& event);
 605
 606         Unit* DoSelectLowestHpFriendly(float range, uint32 MinHPDiff);
 607         void DoFindFriendlyMissingBuff(std::list<Creature*>& _list, float range, uint32 spellid);
 608         void DoFindFriendlyCC(std::list<Creature*>& _list, float range);
 609
 610                                                             //Holder for events (stores enabled, time, and eventid)
 611         std::list<CreatureEventAIHolder> CreatureEventAIList;
 612         uint32 EventUpdateTime;                             //Time between event updates
 613         uint32 EventDiff;                                   //Time between the last event call
 614         bool bEmptyList;
 615
 616         //Variables used by Events themselves
 617         uint8 Phase;                                        // Current phase, max 32 phases
 618         bool CombatMovementEnabled;                         // If we allow targeted movment gen (movement twoards top threat)
 619         bool MeleeEnabled;                                  // If we allow melee auto attack
 620         float AttackDistance;                               // Distance to attack from
 621         float AttackAngle;                                  // Angle of attack
 622         uint32 InvinceabilityHpLevel;                       // Minimal health level allowed at damage apply
 623 };
 624 #endif