src/game/CreatureAI.h

   1 /*
   2  * Copyright (C) 2005,2006 MaNGOS <http://www.mangosproject.org/>
   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_CREATUREAI_H
  20 #define MANGOS_CREATUREAI_H
  21
  22 #include "Common.h"
  23 #include "Platform/Define.h"
  24 #include "Policies/Singleton.h"
  25 #include "Dynamic/ObjectRegistry.h"
  26 #include "Dynamic/FactoryHolder.h"
  27
  28 class Unit;
  29 class Creature;
  30
  31 #define TIME_INTERVAL_LOOK   5000
  32 #define VISIBILITY_RANGE    10000
  33
  34 class MANGOS_DLL_SPEC CreatureAI
  35 {
  36     public:
  37
  38         virtual ~CreatureAI();
  39
  40         virtual void MoveInLineOfSight(Unit *) = 0;
  41
  42         virtual void AttackStart(Unit *) = 0;
  43
  44         virtual void AttackStop(Unit *) = 0;
  45
  46         virtual void HealBy(Unit *healer, uint32 amount_healed) = 0;
  47
  48         virtual void DamageInflict(Unit *done_by, uint32 amount_damage) = 0;
  49
  50         virtual bool IsVisible(Unit *) const = 0;
  51
  52         virtual void UpdateAI(const uint32 diff) = 0;
  53 };
  54
  55 struct SelectableAI : public FactoryHolder<CreatureAI>, public Permissible<Creature>
  56 {
  57
  58     SelectableAI(const char *id) : FactoryHolder<CreatureAI>(id) {}
  59 };
  60
  61 template<class REAL_AI>
  62 struct CreatureAIFactory : public SelectableAI
  63 {
  64     CreatureAIFactory(const char *name) : SelectableAI(name) {}
  65
  66     CreatureAI* Create(void *) const;
  67
  68     int Permit(const Creature *c) const { return REAL_AI::Permissible(c); }
  69 };
  70
  71 #define PERMIT_BASE_NO                  -1
  72 #define PERMIT_BASE_IDLE                1
  73 #define PERMIT_BASE_REACTIVE            100
  74 #define PERMIT_BASE_PROACTIVE           200
  75 #define PERMIT_BASE_FACTION_SPECIFIC    400
  76 #define PERMIT_BASE_SPECIAL             800
  77
  78 typedef FactoryHolder<CreatureAI> CreatureAICreator;
  79 typedef FactoryHolder<CreatureAI>::FactoryHolderRegistry CreatureAIRegistry;
  80 typedef FactoryHolder<CreatureAI>::FactoryHolderRepository CreatureAIRepository;
  81 #endif