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ChimicalThrower.cs
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ChimicalThrower.cs
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using System.Collections;
using System.Collections.Generic;
using UnityEngine;
public class ChimicalThrower : MonoBehaviour {
[Header("stats")]
public float range = 10f;
//public float DMGOverTime;
[Header("fields")]
private Transform target;
public Transform firePoint;
public static string EnemyTag = "Enemy";
public GameObject Enemy;
public float ClosestEnemy;
public float ClosestTarget = 0;
private GameObject TargetEnemy;
public GameObject trailEffect;
public float CD = 2f;
private TowerStats Stats;
[Header("chimicals")]
public bool useChimical = false;
public LineRenderer lineRenderer;
public GameObject ChemTrail;
private ChimicalTrail ChemTrailScript;
void Start()
{
Stats = this.gameObject.GetComponent<TowerStats>();
ChemTrailScript = ChemTrail.GetComponent<ChimicalTrail>();
InvokeRepeating("UpdateTarget", 0f, 0.1f);
//ChemTrailScript.OverTimeDMG = DMGOverTime / 2f;
}
void UpdateTarget()
{
float ClosestTarget = 0f;
GameObject[] enemies = GameObject.FindGameObjectsWithTag(EnemyTag);
foreach (GameObject Enemy in enemies)
{
EnemyPath E_Path = Enemy.GetComponent<EnemyPath>();
float distanceToEnemy = Vector2.Distance(transform.position, Enemy.transform.position);
if (distanceToEnemy <= range)
{
ClosestEnemy = E_Path.distanceTravelled;
if (ClosestEnemy > ClosestTarget)
{
ClosestTarget = ClosestEnemy;
TargetEnemy = Enemy;
target = TargetEnemy.transform;
}
}
}
if (TargetEnemy != null)
{
if (Vector2.Distance(transform.position, TargetEnemy.transform.position) > range)
{
TargetEnemy = null;
target = null;
ClosestTarget = 0;
}
else
{
if (useChimical)
{
Chimical();
GameObject spawn = Instantiate(ChemTrail, TargetEnemy.transform.position, TargetEnemy.transform.rotation);
Stats.Shoot(spawn.GetComponent< ChimicalTrail>());
}
}
}
}
//define the end and begining of the projectile line
void Chimical()
{
Stats.Shoot(target, 1);
//target.GetComponent<EnemyStats>().TakeDamage(DMGOverTime );
lineRenderer.SetPosition(0, firePoint.position);
lineRenderer.SetPosition(1, target.position);
if (!lineRenderer.enabled)
{
//will define the trail effect start and end on the right target
lineRenderer.enabled = true;
}
}
private void Update()
{
if (TargetEnemy == null)
{
if (useChimical)
{
if (lineRenderer.enabled)
{
lineRenderer.enabled = false;
//trailEffect.enabled = false;
}
}
return;
}
}
private void OnDrawGizmosSelected()
{
Gizmos.color = Color.white;
Gizmos.DrawWireSphere(transform.position, range);
}
}