51 lines
1.9 KiB
C#
51 lines
1.9 KiB
C#
using System;
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using System.Collections.Generic;
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using Cielonos.MainGame.Buffs.Character;
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using Cielonos.MainGame.Characters;
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using SLSUtilities.General;
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using SLSUtilities.WwiseAssistance;
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namespace Cielonos.MainGame.Inventory.Collections
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{
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/// <summary>
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/// 衰变传播器 / Decay Propagator
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/// Fusion 引爆时，将 Decay 扩散到引爆范围内的其他敌人。
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/// </summary>
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public class DecayPropagator : PassiveEquipmentBase
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{
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private const string EventKey = nameof(DecayPropagator);
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public override void OnObtained()
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{
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base.OnObtained();
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Action<CharacterBuffBase> onApplyBuff = OnApplyBuffToOther;
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player.eventSm.onApplyBuffToTarget.Add(EventKey, onApplyBuff.ToPrioritized());
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}
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public override void OnDiscarded()
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{
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player.eventSm.onApplyBuffToTarget.Remove(EventKey);
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base.OnDiscarded();
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}
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/// <summary>
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/// 在 Fusion 被应用到目标时，注册一个事件监听器，当 Fusion 引爆时触发 SpreadDecay 方法。
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/// </summary>
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private void OnApplyBuffToOther(CharacterBuffBase buff)
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{
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if (buff is not Fusion fusion) return;
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fusion.onExploded.TryAdd(EventKey, new PrioritizedAction<Fusion, AttackAreaBase>(SpreadDecay));
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}
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/// <summary>
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/// 当 Fusion 引爆时，获取引爆范围内的所有敌人，并对它们应用 Decay 效果。
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/// </summary>
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private void SpreadDecay(Fusion fusion, AttackAreaBase attackArea)
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{
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CharacterBase target = fusion.attachedCharacter;
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List<Enemy> affectedTargets = CombatManager.EnemySm.GetEnemiesInRadius(target.centerPosition, 10f);
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float decayDamage = passiveAttributeSm.GetItemAttribute("DecayDamage");
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affectedTargets.ForEach(t => new Decay(decayDamage).Apply(t));
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}
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}
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} |