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/*
* Copyright (C) 2005-2008 MaNGOS <http://www.mangosproject.org/>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef MANGOS_CREATUREAI_H
#define MANGOS_CREATUREAI_H
#include "Common.h"
#include "Platform/Define.h"
#include "Policies/Singleton.h"
#include "Dynamic/ObjectRegistry.h"
#include "Dynamic/FactoryHolder.h"
class Unit;
class Creature;
struct SpellEntry;
#define TIME_INTERVAL_LOOK 5000
#define VISIBILITY_RANGE 10000
class MANGOS_DLL_SPEC CreatureAI
{
public:
virtual ~CreatureAI();
// Called if IsVisible(Unit *who) is true at each *who move
virtual void MoveInLineOfSight(Unit *) = 0;
// Called at each attack of m_creature by any victim
virtual void AttackStart(Unit *) = 0;
// Called at stopping attack by any attacker
virtual void EnterEvadeMode() = 0;
// Called at any heal cast/item used (call non implemented)
virtual void HealBy(Unit * /*healer*/, uint32 /*amount_healed*/) {}
// Called at any Damage to any victim (before damage apply)
virtual void DamageDeal(Unit * /*done_to*/, uint32 & /*damage*/) {}
// Called at any Damage from any attacker (before damage apply)
virtual void DamageTaken(Unit *done_by, uint32 & /*damage*/) { AttackedBy(done_by); }
// Is unit visible for MoveInLineOfSight
virtual bool IsVisible(Unit *) const = 0;
// Called at World update tick
virtual void UpdateAI(const uint32 diff ) = 0;
// Called when the creature is killed
virtual void JustDied(Unit *) {}
// Called when the creature kills a unit
virtual void KilledUnit(Unit *) {}
// Called when the creature summon successfully other creature
virtual void JustSummoned(Creature* ) {}
virtual void SummonedCreatureDespawn(Creature* /*unit*/) {}
// Called when hit by a spell
virtual void SpellHit(Unit*, const SpellEntry*) {}
// Called when vitim entered water and creature can not enter water
virtual bool canReachByRangeAttack(Unit*) { return false; }
// Called when the creature is attacked
virtual void AttackedBy(Unit * /*attacker*/) {}
// Called when creature is spawned or respawned (for reseting variables)
virtual void JustRespawned() {}
// Called at waypoint reached or point movement finished
virtual void MovementInform(uint32 /*MovementType*/, uint32 /*Data*/) {}
};
struct SelectableAI : public FactoryHolder<CreatureAI>, public Permissible<Creature>
{
SelectableAI(const char *id) : FactoryHolder<CreatureAI>(id) {}
};
template<class REAL_AI>
struct CreatureAIFactory : public SelectableAI
{
CreatureAIFactory(const char *name) : SelectableAI(name) {}
CreatureAI* Create(void *) const;
int Permit(const Creature *c) const { return REAL_AI::Permissible(c); }
};
enum Permitions
{
PERMIT_BASE_NO = -1,
PERMIT_BASE_IDLE = 1,
PERMIT_BASE_REACTIVE = 100,
PERMIT_BASE_PROACTIVE = 200,
PERMIT_BASE_FACTION_SPECIFIC = 400,
PERMIT_BASE_SPECIAL = 800
};
typedef FactoryHolder<CreatureAI> CreatureAICreator;
typedef FactoryHolder<CreatureAI>::FactoryHolderRegistry CreatureAIRegistry;
typedef FactoryHolder<CreatureAI>::FactoryHolderRepository CreatureAIRepository;
#endif
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