63 lines
1.6 KiB
C#
63 lines
1.6 KiB
C#
using System;
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using System.Collections.Generic;
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using UnityEngine;
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using UnityEngine.Events;
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public class EntityEventBroker : MonoBehaviour
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{
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public OrderedEvent<DamageArgs> OnOutgoingDamage = new OrderedEvent<DamageArgs>();
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public OrderedEvent<DamageArgs> OnIncomingDamage = new OrderedEvent<DamageArgs>();
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}
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// A robust, orderable event system for delegates with priority support
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public class OrderedEvent<T>
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{
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private class Subscriber
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{
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public int Priority;
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public Action<T> Handler;
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}
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private List<Subscriber> subscribers = new List<Subscriber>();
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public void Subscribe(Action<T> handler, int priority = 0)
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{
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if (handler == null) return;
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subscribers.Add(new Subscriber { Priority = priority, Handler = handler });
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subscribers.Sort((a, b) => a.Priority.CompareTo(b.Priority));
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}
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public void Unsubscribe(Action<T> handler)
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{
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subscribers.RemoveAll(s => s.Handler == handler);
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}
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public void Invoke(T args)
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{
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foreach (var sub in subscribers)
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{
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sub.Handler.Invoke(args);
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}
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}
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}
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//Example usage:
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/*public class FireHelmetEffect : MonoBehaviour
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{
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public EntityEventBroker broker;
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void OnEnable() {
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// Priority 10, runs after lower numbers
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broker.OnOutgoingDamage.Subscribe(OnModifyDamage, priority: 10);
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}
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void OnDisable() {
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broker.OnOutgoingDamage.Unsubscribe(OnModifyDamage);
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}
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void OnModifyDamage(DamageArgs args) {
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args.damageType = DamageType.Fire;
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args.currentValue *= 1.5f;
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}
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}*/ |