[游戏开发]Unity 中实现一个碰撞体（Collider）管理类监测多个物体触发事件

通过脚本所挂载的物体名称来添加不同触发事件。

using UnityEngine;

/// <summary>
/// 碰撞体物体管理类
/// </summary>
public class ColliderManager_01 : MonoBehaviour
{
    private delegate void TriggerEvent(Collider other);
    private TriggerEvent enterEvent, stayEvent, exitEvent;

    // Start is called before the first frame update
    private void Awake()
    {
        enterEvent = null;
        stayEvent = null;
        exitEvent = null;
        switch (transform.name)
        {
            case "NoseBoxCollider":
                enterEvent = NoseBoxColliderEnter;
                stayEvent = NoseBoxColliderStay;
                exitEvent = NoseBoxColliderExit;
                break;
            case "PlayerCollider":
                enterEvent = BodyColliderEnter;
                stayEvent = BodyColliderStay;
                exitEvent = BodyxColliderExit;
                break;
            default:
                break;
        }
    }

    #region 触发事件调用
    private void OnTriggerEnter(Collider other)
    {
        if (enterEvent != null)
            enterEvent(other);
    }

    private void OnTriggerStay(Collider other)
    {
        if (stayEvent != null)
            stayEvent(other);
    }

    private void OnTriggerExit(Collider other)
    {
        if (exitEvent != null)
            exitEvent(other);
    }
    #endregion

    #region 鼻子上触发器的事件
    private void NoseBoxColliderEnter(Collider other)
    {
        if (other.name.Equals("HandTowel"))
        {
            //手中的毛巾触碰到鼻子
        }
    }
    private void NoseBoxColliderStay(Collider other)
    {

    }
    private void NoseBoxColliderExit(Collider other)
    {

    }
    #endregion

    #region 身体上触发器的事件
    private void BodyColliderEnter(Collider other)
    {
        if (other.tag.Equals("Stone"))
        {
            Debug.LogError("石头碰撞人了!!");
        }
    }
    private void BodyColliderStay(Collider other)
    {

    }
    private void BodyxColliderExit(Collider other)
    {

    }
    #endregion
}