feat: Adds Monster Abilities (#1179)
* Adds ability to create monster abilities * Adds Fire/Cold/Chaos Breath * Adds Grasping Claw * Adds Summon Skeletons & Summon Undead w/ Polymorph
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Kamron Batman
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91 changed files with 1262 additions and 977 deletions
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@ -292,7 +292,6 @@ namespace Server.Mobiles
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private long m_NextAura;
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private long m_NextBreathTime;
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private long m_NextHealOwnerTime = Core.TickCount;
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private long m_NextHealTime = Core.TickCount;
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@ -866,7 +865,6 @@ namespace Server.Mobiles
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public static bool Summoning { get; set; }
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public virtual bool CanBreath => HasBreath && !Summoned;
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public virtual bool IsDispellable => Summoned && !IsAnimatedDead;
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// If they are following a waypoint, they'll continue to follow it even if players aren't around
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@ -1033,53 +1031,9 @@ namespace Server.Mobiles
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[CommandProperty(AccessLevel.GameMaster)]
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public int DirectDamage { get; set; }
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// Must be overridden in subclass to enable
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public virtual bool HasBreath => false;
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// Base damage given is: CurrentHitPoints * BreathDamageScalar
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public virtual double BreathDamageScalar => Core.AOS ? 0.16 : 0.05;
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// Min/max seconds until next breath
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public virtual double BreathMinDelay => 30.0;
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public virtual double BreathMaxDelay => 45.0;
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// Creature stops moving for 1.0 seconds while breathing
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public virtual double BreathStallTime => 1.0;
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// Effect is sent 1.3 seconds after BreathAngerSound and BreathAngerAnimation is played
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public virtual double BreathEffectDelay => 1.3;
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// Damage is given 1.0 seconds after effect is sent
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public virtual double BreathDamageDelay => 1.0;
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public virtual int BreathRange => RangePerception;
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// Damage types
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public virtual int BreathChaosDamage => 0;
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public virtual int BreathPhysicalDamage => 0;
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public virtual int BreathFireDamage => 100;
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public virtual int BreathColdDamage => 0;
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public virtual int BreathPoisonDamage => 0;
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public virtual int BreathEnergyDamage => 0;
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// Is immune to breath damages
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public virtual bool BreathImmune => false;
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// Effect details and sound
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public virtual int BreathEffectItemID => 0x36D4;
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public virtual int BreathEffectSpeed => 5;
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public virtual int BreathEffectDuration => 0;
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public virtual bool BreathEffectExplodes => false;
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public virtual bool BreathEffectFixedDir => false;
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public virtual int BreathEffectHue => 0;
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public virtual int BreathEffectRenderMode => 0;
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public virtual int BreathEffectSound => 0x227;
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// Anger sound/animations
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public virtual int BreathAngerSound => GetAngerSound();
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public virtual int BreathAngerAnimation => 12;
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public virtual bool CanFlee => !m_Paragon;
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public DateTime EndFleeTime { get; set; }
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@ -1162,6 +1116,67 @@ namespace Server.Mobiles
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}
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}
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public virtual MonsterAbility[] GetMonsterAbilities() => null;
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public virtual bool HasAbility(MonsterAbilityType type)
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{
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var abilities = GetMonsterAbilities();
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if (abilities == null)
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{
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return false;
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}
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for (var i = 0; i < abilities.Length; i++)
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{
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if (abilities[i].AbilityType == type)
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{
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return true;
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}
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}
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return false;
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}
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public virtual bool HasAbility(MonsterAbility ability)
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{
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var abilities = GetMonsterAbilities();
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if (abilities == null)
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{
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return false;
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}
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for (var i = 0; i < abilities.Length; i++)
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{
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if (abilities[i] == ability)
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{
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return true;
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}
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}
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return false;
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}
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public virtual void TriggerAbility(MonsterAbilityTrigger trigger, Mobile defender)
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{
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var abilities = GetMonsterAbilities();
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if (abilities == null)
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{
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return;
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}
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for (var i = 0; i < abilities.Length; i++)
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{
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var ability = abilities[i];
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if (ability.WillTrigger(trigger) && ability.CanTrigger(this))
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{
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ability.Trigger(this, defender);
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}
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}
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}
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public virtual WeaponAbility GetWeaponAbility() => null;
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public virtual bool IsEnemy(Mobile m)
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@ -1478,12 +1493,19 @@ namespace Server.Mobiles
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base.OnDamage(amount, from, willKill);
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}
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public virtual void OnDamagedBySpell(Mobile from)
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public virtual void OnDamagedBySpell(Mobile from, int damage)
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{
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if (CanBeDistracted && ControlOrder == OrderType.Follow)
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{
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CheckDistracted(from);
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}
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TriggerAbility(MonsterAbilityTrigger.TakeSpellDamage, from);
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}
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public virtual void OnDamageSpell(Mobile defender, int damage)
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{
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TriggerAbility(MonsterAbilityTrigger.GiveSpellDamage, defender);
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}
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public virtual void OnHarmfulSpell(Mobile from)
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@ -2199,13 +2221,15 @@ namespace Server.Mobiles
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}
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}
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public virtual void OnGotMeleeAttack(Mobile attacker)
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public virtual void OnGotMeleeAttack(Mobile attacker, int damage)
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{
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if (AutoDispel && attacker is BaseCreature creature && creature.IsDispellable &&
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AutoDispelChance > Utility.RandomDouble())
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{
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Dispel(creature);
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}
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TriggerAbility(MonsterAbilityTrigger.TakeMeleeDamage, attacker);
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}
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public virtual void Dispel(Mobile m)
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@ -2222,7 +2246,7 @@ namespace Server.Mobiles
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m.Delete();
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}
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public virtual void OnGaveMeleeAttack(Mobile defender)
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public virtual void OnGaveMeleeAttack(Mobile defender, int damage)
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{
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var p = m_Paragon ? PoisonImpl.IncreaseLevel(HitPoison) : HitPoison;
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@ -2241,6 +2265,8 @@ namespace Server.Mobiles
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{
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Dispel(creature);
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}
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TriggerAbility(MonsterAbilityTrigger.GiveMeleeDamage, defender);
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}
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public override void OnAfterDelete()
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@ -3488,24 +3514,8 @@ namespace Server.Mobiles
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m_NextRummageTime = tc + (int)TimeSpan.FromMinutes(delay).TotalMilliseconds;
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}
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// tested: controlled dragons do breath fire, what about summoned skeletal dragons?
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if (CanBreath && tc - m_NextBreathTime >= 0)
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{
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var target = Combatant;
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if (target?.Alive == true && !target.IsDeadBondedPet && CanBeHarmful(target) && target.Map == Map &&
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!IsDeadBondedPet && target.InRange(this, BreathRange) && InLOS(target) && !BardPacified)
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{
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if (Core.TickCount - m_NextBreathTime < 30000 && Utility.RandomBool())
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{
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BreathStart(target);
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}
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m_NextBreathTime = tc + (int)TimeSpan
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.FromSeconds(BreathMinDelay + Utility.RandomDouble() * (BreathMaxDelay - BreathMinDelay))
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.TotalMilliseconds;
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}
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}
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// Fire breath, etc.
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TriggerAbility(MonsterAbilityTrigger.Action, Combatant);
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if ((CanHeal || CanHealOwner) && Alive && !IsHealing && !BardPacified)
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{
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@ -3893,161 +3903,6 @@ namespace Server.Mobiles
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}
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}
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public virtual void BreathStart(Mobile target)
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{
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BreathStallMovement();
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BreathPlayAngerSound();
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BreathPlayAngerAnimation();
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Direction = GetDirectionTo(target);
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Timer.StartTimer(TimeSpan.FromSeconds(BreathEffectDelay), () => BreathEffect_Callback(target));
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}
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public virtual void BreathStallMovement()
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{
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if (AIObject != null)
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{
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AIObject.NextMove = Core.TickCount + (int)(BreathStallTime * 1000);
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}
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}
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public virtual void BreathPlayAngerSound()
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{
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PlaySound(BreathAngerSound);
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}
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public virtual void BreathPlayAngerAnimation()
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{
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Animate(BreathAngerAnimation, 5, 1, true, false, 0);
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}
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public virtual void BreathEffect_Callback(Mobile target)
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{
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if (!target.Alive || !CanBeHarmful(target))
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{
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return;
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}
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BreathPlayEffectSound();
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BreathPlayEffect(target);
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Timer.StartTimer(TimeSpan.FromSeconds(BreathDamageDelay), () => BreathDamage_Callback(target));
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}
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public virtual void BreathPlayEffectSound()
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{
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PlaySound(BreathEffectSound);
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}
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public virtual void BreathPlayEffect(Mobile target)
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{
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Effects.SendMovingEffect(
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this,
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target,
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BreathEffectItemID,
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BreathEffectSpeed,
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BreathEffectDuration,
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BreathEffectFixedDir,
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BreathEffectExplodes,
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BreathEffectHue,
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BreathEffectRenderMode
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);
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}
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public virtual void BreathDamage_Callback(Mobile target)
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{
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if (target is BaseCreature creature && creature.BreathImmune)
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{
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return;
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}
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if (CanBeHarmful(target))
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{
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DoHarmful(target);
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BreathDealDamage(target);
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}
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}
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public virtual void BreathDealDamage(Mobile target)
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{
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if (!Evasion.CheckSpellEvasion(target))
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{
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var physDamage = BreathPhysicalDamage;
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var fireDamage = BreathFireDamage;
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var coldDamage = BreathColdDamage;
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var poisDamage = BreathPoisonDamage;
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var nrgyDamage = BreathEnergyDamage;
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if (BreathChaosDamage > 0)
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{
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switch (Utility.Random(5))
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{
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case 0:
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{
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physDamage += BreathChaosDamage;
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break;
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}
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case 1:
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{
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fireDamage += BreathChaosDamage;
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break;
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}
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case 2:
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{
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coldDamage += BreathChaosDamage;
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break;
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}
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case 3:
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{
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poisDamage += BreathChaosDamage;
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break;
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}
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case 4:
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{
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nrgyDamage += BreathChaosDamage;
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break;
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}
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}
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}
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if (physDamage == 0 && fireDamage == 0 && coldDamage == 0 && poisDamage == 0 && nrgyDamage == 0)
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{
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target.Damage(BreathComputeDamage(), this); // Unresistable damage even in AOS
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}
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else
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{
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AOS.Damage(
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target,
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this,
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BreathComputeDamage(),
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physDamage,
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fireDamage,
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coldDamage,
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poisDamage,
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nrgyDamage
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);
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}
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}
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}
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public virtual int BreathComputeDamage()
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{
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var damage = (int)(Hits * BreathDamageScalar);
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if (IsParagon)
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{
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damage = (int)(damage / Paragon.HitsBuff);
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}
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if (damage > 200)
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{
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damage = 200;
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}
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return damage;
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}
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public void SpillAcid(int amount)
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{
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SpillAcid(null, amount);
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