/*
* Copyright (C) 2005-2008 MaNGOS
*
* Copyright (C) 2008 Trinity
*
* 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 TRINITY_SPELLAURAS_H
#define TRINITY_SPELLAURAS_H
#include "SpellAuraDefines.h"
struct DamageManaShield
{
uint32 m_spellId;
uint32 m_modType;
int32 m_schoolType;
uint32 m_totalAbsorb;
uint32 m_currAbsorb;
};
struct Modifier
{
AuraType m_auraname;
int32 m_amount;
int32 m_miscvalue;
uint32 periodictime;
};
class Unit;
struct SpellEntry;
struct SpellModifier;
struct ProcTriggerSpell;
// forward decl
class Aura;
typedef void(Aura::*pAuraHandler)(bool Apply, bool Real);
// Real == true at aura add/remove
// Real == false at aura mod unapply/reapply; when adding/removing dependent aura/item/stat mods
//
// Code in aura handler can be guarded by if(Real) check if it should execution only at real add/remove of aura
//
// MAIN RULE: Code MUST NOT be guarded by if(Real) check if it modifies any stats
// (percent auras, stats mods, etc)
// Second rule: Code must be guarded by if(Real) check if it modifies object state (start/stop attack, send packets to client, etc)
//
// Other case choice: each code line moved under if(Real) check is Trinity speedup,
// each setting object update field code line moved under if(Real) check is significant Trinity speedup, and less server->client data sends
// each packet sending code moved under if(Real) check is _large_ Trinity speedup, and lot less server->client data sends
class TRINITY_DLL_SPEC Aura
{
friend Aura* CreateAura(SpellEntry const* spellproto, uint32 eff, int32 *currentBasePoints, Unit *target, Unit *caster, Item* castItem);
public:
//aura handlers
void HandleNULL(bool, bool)
{
// NOT IMPLEMENTED
}
void HandleUnused(bool, bool)
{
// NOT USED BY ANY SPELL OR USELESS
}
void HandleNoImmediateEffect(bool, bool)
{
// aura not have immediate effect at add/remove and handled by ID in other code place
}
void HandleBindSight(bool Apply, bool Real);
void HandleModPossess(bool Apply, bool Real);
void HandlePeriodicDamage(bool Apply, bool Real);
void HandleAuraDummy(bool Apply, bool Real);
void HandleAuraPeriodicDummy(bool apply, bool Real);
void HandleModConfuse(bool Apply, bool Real);
void HandleModCharm(bool Apply, bool Real);
void HandleModFear(bool Apply, bool Real);
void HandlePeriodicHeal(bool Apply, bool Real);
void HandleModAttackSpeed(bool Apply, bool Real);
void HandleModMeleeRangedSpeedPct(bool apply, bool Real);
void HandleModCombatSpeedPct(bool apply, bool Real);
void HandleModThreat(bool Apply, bool Real);
void HandleModTaunt(bool Apply, bool Real);
void HandleFeignDeath(bool Apply, bool Real);
void HandleAuraModDisarm(bool Apply, bool Real);
void HandleAuraModStalked(bool Apply, bool Real);
void HandleAuraWaterWalk(bool Apply, bool Real);
void HandleAuraFeatherFall(bool Apply, bool Real);
void HandleAuraHover(bool Apply, bool Real);
void HandleAddModifier(bool Apply, bool Real);
void HandleAuraModStun(bool Apply, bool Real);
void HandleModDamageDone(bool Apply, bool Real);
void HandleAuraUntrackable(bool Apply, bool Real);
void HandleAuraEmpathy(bool Apply, bool Real);
void HandleModOffhandDamagePercent(bool apply, bool Real);
void HandleAuraModRangedAttackPower(bool Apply, bool Real);
void HandleAuraModIncreaseEnergyPercent(bool Apply, bool Real);
void HandleAuraModIncreaseHealthPercent(bool Apply, bool Real);
void HandleAuraModRegenInterrupt(bool Apply, bool Real);
void HandleHaste(bool Apply, bool Real);
void HandlePeriodicTriggerSpell(bool Apply, bool Real);
void HandlePeriodicEnergize(bool Apply, bool Real);
void HandleAuraModResistanceExclusive(bool Apply, bool Real);
void HandleModStealth(bool Apply, bool Real);
void HandleInvisibility(bool Apply, bool Real);
void HandleInvisibilityDetect(bool Apply, bool Real);
void HandleAuraModTotalHealthPercentRegen(bool Apply, bool Real);
void HandleAuraModTotalManaPercentRegen(bool Apply, bool Real);
void HandleAuraModResistance(bool Apply, bool Real);
void HandleAuraModRoot(bool Apply, bool Real);
void HandleAuraModSilence(bool Apply, bool Real);
void HandleAuraModStat(bool Apply, bool Real);
void HandleAuraModIncreaseSpeed(bool Apply, bool Real);
void HandleAuraModIncreaseMountedSpeed(bool Apply, bool Real);
void HandleAuraModIncreaseFlightSpeed(bool Apply, bool Real);
void HandleAuraModDecreaseSpeed(bool Apply, bool Real);
void HandleAuraModUseNormalSpeed(bool Apply, bool Real);
void HandleAuraModIncreaseHealth(bool Apply, bool Real);
void HandleAuraModIncreaseEnergy(bool Apply, bool Real);
void HandleAuraModShapeshift(bool Apply, bool Real);
void HandleAuraModEffectImmunity(bool Apply, bool Real);
void HandleAuraModStateImmunity(bool Apply, bool Real);
void HandleAuraModSchoolImmunity(bool Apply, bool Real);
void HandleAuraModDmgImmunity(bool Apply, bool Real);
void HandleAuraModDispelImmunity(bool Apply, bool Real);
void HandleAuraProcTriggerSpell(bool Apply, bool Real);
void HandleAuraTrackCreatures(bool Apply, bool Real);
void HandleAuraTrackResources(bool Apply, bool Real);
void HandleAuraModParryPercent(bool Apply, bool Real);
void HandleAuraModDodgePercent(bool Apply, bool Real);
void HandleAuraModBlockPercent(bool Apply, bool Real);
void HandleAuraModCritPercent(bool Apply, bool Real);
void HandlePeriodicLeech(bool Apply, bool Real);
void HandleModHitChance(bool Apply, bool Real);
void HandleModSpellHitChance(bool Apply, bool Real);
void HandleAuraModScale(bool Apply, bool Real);
void HandlePeriodicManaLeech(bool Apply, bool Real);
void HandleModCastingSpeed(bool Apply, bool Real);
void HandleAuraMounted(bool Apply, bool Real);
void HandleWaterBreathing(bool Apply, bool Real);
void HandleModBaseResistance(bool Apply, bool Real);
void HandleModRegen(bool Apply, bool Real);
void HandleModPowerRegen(bool Apply, bool Real);
void HandleModPowerRegenPCT(bool Apply, bool Real);
void HandleChannelDeathItem(bool Apply, bool Real);
void HandlePeriodicDamagePCT(bool Apply, bool Real);
void HandleAuraModAttackPower(bool Apply, bool Real);
void HandleAuraTransform(bool Apply, bool Real);
void HandleModSpellCritChance(bool Apply, bool Real);
void HandleAuraModIncreaseSwimSpeed(bool Apply, bool Real);
void HandleModPowerCostPCT(bool Apply, bool Real);
void HandleModPowerCost(bool Apply, bool Real);
void HandleFarSight(bool Apply, bool Real);
void HandleModPossessPet(bool Apply, bool Real);
void HandleModMechanicImmunity(bool Apply, bool Real);
void HandleAuraModSkill(bool Apply, bool Real);
void HandleModDamagePercentDone(bool Apply, bool Real);
void HandleModPercentStat(bool Apply, bool Real);
void HandleModResistancePercent(bool Apply, bool Real);
void HandleAuraModBaseResistancePCT(bool Apply, bool Real);
void HandleModShieldBlockPCT(bool Apply, bool Real);
void HandleAuraTrackStealthed(bool Apply, bool Real);
void HandleModShieldBlock(bool Apply, bool Real);
void HandleForceReaction(bool Apply, bool Real);
void HandleAuraModRangedHaste(bool Apply, bool Real);
void HandleRangedAmmoHaste(bool Apply, bool Real);
void HandleModHealingDone(bool Apply, bool Real);
void HandleModTotalPercentStat(bool Apply, bool Real);
void HandleAuraModTotalThreat(bool Apply, bool Real);
void HandleModUnattackable(bool Apply, bool Real);
void HandleAuraModPacify(bool Apply, bool Real);
void HandleAuraGhost(bool Apply, bool Real);
void HandleAuraAllowFlight(bool Apply, bool Real);
void HandleModRating(bool apply, bool Real);
void HandleModTargetResistance(bool apply, bool Real);
void HandleAuraAttackPowerAttacker(bool apply, bool Real);
void HandleAuraModAttackPowerPercent(bool apply, bool Real);
void HandleAuraModRangedAttackPowerPercent(bool apply, bool Real);
void HandleAuraModRangedAttackPowerOfStatPercent(bool apply, bool Real);
void HandleSpiritOfRedemption(bool apply, bool Real);
void HandleAuraHealingPct(bool apply, bool Real);
void HandleModManaRegen(bool apply, bool Real);
void HandleComprehendLanguage(bool apply, bool Real);
void HandleAuraHealing(bool apply, bool Real);
void HandleShieldBlockValue(bool apply, bool Real);
void HandleModSpellCritChanceShool(bool apply, bool Real);
void HandleAuraRetainComboPoints(bool apply, bool Real);
void HandleModSpellDamagePercentFromStat(bool apply, bool Real);
void HandleModSpellHealingPercentFromStat(bool apply, bool Real);
void HandleAuraModDispelResist(bool apply, bool Real);
void HandleModSpellDamagePercentFromAttackPower(bool apply, bool Real);
void HandleModSpellHealingPercentFromAttackPower(bool apply, bool Real);
void HandleAuraModPacifyAndSilence(bool Apply, bool Real);
void HandleAuraModIncreaseMaxHealth(bool apply, bool Real);
void HandleAuraModExpertise(bool apply, bool Real);
void HandleForceMoveForward(bool apply, bool Real);
void HandleAuraModResistenceOfStatPercent(bool apply, bool Real);
void HandleAuraPowerBurn(bool apply, bool Real);
void HandleSchoolAbsorb(bool apply, bool Real);
void HandlePreventFleeing(bool apply, bool Real);
void HandleManaShield(bool apply, bool Real);
void HandleArenaPreparation(bool apply, bool Real);
virtual ~Aura();
void SetModifier(AuraType t, int32 a, uint32 pt, int32 miscValue);
Modifier* GetModifier() {return &m_modifier;}
int32 GetMiscValue() {return m_spellProto->EffectMiscValue[m_effIndex];}
int32 GetMiscBValue() {return m_spellProto->EffectMiscValueB[m_effIndex];}
SpellEntry const* GetSpellProto() const { return m_spellProto; }
uint32 GetId() const{ return m_spellProto->Id; }
uint64 GetCastItemGUID() const { return m_castItemGuid; }
uint32 GetEffIndex() const{ return m_effIndex; }
int32 GetBasePoints() const { return m_currentBasePoints; }
int32 GetAuraMaxDuration() const { return m_maxduration; }
void SetAuraMaxDuration(int32 duration) { m_maxduration = duration; }
int32 GetAuraDuration() const { return m_duration; }
void SetAuraDuration(int32 duration) { m_duration = duration; }
time_t GetAuraApplyTime() { return m_applyTime; }
void UpdateAuraDuration();
void SendAuraDurationForCaster(Player* caster);
uint64 const& GetCasterGUID() const { return m_caster_guid; }
Unit* GetCaster() const;
Unit* GetTarget() const { return m_target; }
void SetTarget(Unit* target) { m_target = target; }
void SetLoadedState(uint64 caster_guid,int32 damage,int32 maxduration,int32 duration,int32 charges)
{
m_caster_guid = caster_guid;
m_modifier.m_amount = damage;
m_maxduration = maxduration;
m_duration = duration;
m_procCharges = charges;
}
uint8 GetAuraSlot() const { return m_auraSlot; }
void SetAuraSlot(uint8 slot) { m_auraSlot = slot; }
void UpdateAuraCharges()
{
uint8 slot = GetAuraSlot();
// only aura inslot with charges and without stack limitation
if (slot < MAX_AURAS && m_procCharges >= 1 && GetSpellProto()->StackAmount==0)
SetAuraApplication(slot, m_procCharges - 1);
}
bool IsPositive() { return m_positive; }
void SetNegative() { m_positive = false; }
void SetPositive() { m_positive = true; }
bool IsPermanent() const { return m_permanent; }
bool IsAreaAura() const { return m_isAreaAura; }
bool IsPeriodic() const { return m_isPeriodic; }
bool IsTrigger() const { return m_isTrigger; }
bool IsPassive() const { return m_isPassive; }
bool IsPersistent() const { return m_isPersistent; }
bool IsDeathPersistent() const { return m_isDeathPersist; }
bool IsRemovedOnShapeLost() const { return m_isRemovedOnShapeLost; }
bool IsInUse() const { return m_in_use;}
virtual void Update(uint32 diff);
void ApplyModifier(bool apply, bool Real = false);
void _AddAura();
void _RemoveAura();
void TriggerSpell();
bool IsUpdated() { return m_updated; }
void SetUpdated(bool val) { m_updated = val; }
void SetRemoveMode(AuraRemoveMode mode) { m_removeMode = mode; }
int32 m_procCharges;
void SetAuraProcCharges(int32 charges) { m_procCharges = charges; }
virtual Unit* GetTriggerTarget() const { return m_target; }
// add/remove SPELL_AURA_MOD_SHAPESHIFT (36) linked auras
void HandleShapeshiftBoosts(bool apply);
// Allow Apply Aura Handler to modify and access m_AuraDRGroup
void setDiminishGroup(DiminishingGroup group) { m_AuraDRGroup = group; }
DiminishingGroup getDiminishGroup() const { return m_AuraDRGroup; }
void PeriodicTick();
void PeriodicDummyTick();
protected:
Aura(SpellEntry const* spellproto, uint32 eff, int32 *currentBasePoints, Unit *target, Unit *caster = NULL, Item* castItem = NULL);
Modifier m_modifier;
SpellModifier *m_spellmod;
uint32 m_effIndex;
SpellEntry const *m_spellProto;
int32 m_currentBasePoints; // cache SpellEntry::EffectBasePoints and use for set custom base points
uint64 m_caster_guid;
Unit* m_target;
int32 m_maxduration;
int32 m_duration;
int32 m_timeCla;
uint64 m_castItemGuid; // it is NOT safe to keep a pointer to the item because it may get deleted
time_t m_applyTime;
AuraRemoveMode m_removeMode;
uint8 m_auraSlot;
bool m_positive:1;
bool m_permanent:1;
bool m_isPeriodic:1;
bool m_isTrigger:1;
bool m_isAreaAura:1;
bool m_isPassive:1;
bool m_isPersistent:1;
bool m_isDeathPersist:1;
bool m_isRemovedOnShapeLost:1;
bool m_updated:1;
bool m_in_use:1; // true while in Aura::ApplyModifier call
int32 m_periodicTimer;
uint32 m_PeriodicEventId;
DiminishingGroup m_AuraDRGroup;
private:
void UpdateSlotCounterAndDuration(bool add);
void CleanupTriggeredSpells();
void SetAura(uint32 slot, bool remove) { m_target->SetUInt32Value(UNIT_FIELD_AURA + slot, remove ? 0 : GetId()); }
void SetAuraFlag(uint32 slot, bool add);
void SetAuraLevel(uint32 slot, uint32 level);
void SetAuraApplication(uint32 slot, int8 count);
};
class TRINITY_DLL_SPEC AreaAura : public Aura
{
public:
AreaAura(SpellEntry const* spellproto, uint32 eff, int32 *currentBasePoints, Unit *target, Unit *caster = NULL, Item* castItem = NULL);
~AreaAura();
void Update(uint32 diff);
private:
float m_radius;
AreaAuraType m_areaAuraType;
};
class TRINITY_DLL_SPEC PersistentAreaAura : public Aura
{
public:
PersistentAreaAura(SpellEntry const* spellproto, uint32 eff, int32 *currentBasePoints, Unit *target, Unit *caster = NULL, Item* castItem = NULL);
~PersistentAreaAura();
void Update(uint32 diff);
};
Aura* CreateAura(SpellEntry const* spellproto, uint32 eff, int32 *currentBasePoints, Unit *target, Unit *caster = NULL, Item* castItem = NULL);
#endif