shaoxiadiablo/Assets/AGame/Scripts/Game/Skill/SpiritSword_p1.cs

// ***********************************************************************
// Assembly         : Game
// Author           : Kimch
// Created          : 2020-08-28
// Description      :
// Last Modified By : 
// Last Modified On : 
// ***********************************************************************
// <copyright file= "SpiritSword_p" company="Kimch"></copyright>
// <summary></summary>
// ***********************************************************************
namespace G
{
	using UnityEngine;

	public class SpiritSword_p1 : MonoBehaviour
	{
		private bool fireon;

		private Transform mytransform;

		private Transform target;

		private Vector3 targetpos;

		private Vector3 directionVector;


		private Collider mycollider;

		private TrailRenderer mytrail;

		private float _time;
		private float _speed = 1.8f;

		private void Awake()
		{
			mytransform = this.transform;
			mycollider = this.GetComponent<Collider>();
			mytrail = GetComponent<TrailRenderer>();
		}

		private void OnEnable()
		{
			mytransform.localScale = Vector3.right + Vector3.up;
			mycollider.enabled = false;
			_time = 0f;
		}

		public void FireSword(Transform enemy)
		{
			mycollider.enabled = true;
			mytransform.parent = null;
			fireon = true;
			target = enemy;
			mytrail.enabled = true;
		}

		private void OnTriggerEnter(Collider other)
		{
			if (other.transform == target)
			{
				mycollider.enabled = false;
				mytrail.enabled = false;
				fireon = false;
				this.gameObject.SetActive(false);
			}
		}

		private void Update()
		{
			if (fireon)
			{
				Vector3 position = mytransform.position;
				if (target && position.y > 0f)
				{
					if (_time < 2f)
					{
						_time += Time.deltaTime;
					}

					targetpos = target.position;
					directionVector = targetpos - mytransform.position;
					if (directionVector != Vector3.zero)
					{
						mytransform.rotation = Quaternion.Lerp(mytransform.rotation, Quaternion.LookRotation(directionVector), 20f * _time * Time.deltaTime);
					}
					mytransform.position += mytransform.forward * Time.deltaTime * _speed;
				}
				else
				{
					mycollider.enabled = false;
					mytrail.enabled = false;
					fireon = false;
					this.gameObject.SetActive(false);
				}
			}
			else
			{
				Vector3 localScale = mytransform.localScale;
				if (localScale.z < 1f)
				{
					mytransform.localScale += Vector3.forward * Time.deltaTime * 6f;
				}
				else
				{
					mytransform.localScale = Vector3.one;
				}
			}
		}
	}
}