43 lines
1.7 KiB
C#
43 lines
1.7 KiB
C#
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using UnityEngine;
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namespace DestroyIt
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{
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/// <summary>
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/// Put this script on a GameObject that has the Destructible script.
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/// When this object is damaged, it will also apply that damage to all of its parent Destructible objects.
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/// </summary>
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[RequireComponent(typeof(Destructible))]
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public class WhenDamagedDamageParents : MonoBehaviour
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{
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private Destructible _destObj;
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private void Start()
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{
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// Try to get the Destructible script on the object. If found, attach the OnDamaged event listener to the DamagedEvent.
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_destObj = gameObject.GetComponent<Destructible>();
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if (_destObj != null)
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_destObj.DamagedEvent += OnDamaged;
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}
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private void OnDisable()
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{
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// Unregister the event listener when disabled/destroyed. Very important to prevent memory leaks due to orphaned event listeners!
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if (_destObj == null) return;
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_destObj.DamagedEvent -= OnDamaged;
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}
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/// <summary>When the Destructible object is damaged, the code in this method will run.</summary>
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private void OnDamaged()
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{
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// Get a reference to all the Destructible parents of this object
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Destructible[] destructibleParents = gameObject.GetComponentsInParent<Destructible>();
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// Loop through the destructible parent objects and apply damage
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for (int i = 0; i < destructibleParents.Length; i++)
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{
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if (destructibleParents[i] == _destObj) continue; // Ignore the current destructible object
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destructibleParents[i].ApplyDamage(_destObj.LastDamagedAmount); // Apply the damage to only parent objects
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}
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}
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}
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}
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