public override void OnEnd(TowerController tower)
{
if (tower.defMat != null)
{
tower.mesh.sharedMaterial = tower.defMat;
}
}
// Start is called before the first frame update
void Start()
{
ec = GetComponent <EnemyController>();
t = GetComponent <TowerController>();
if (ec == null && t == null) //if EnemyController and Tower are both null,
{
Destroy(gameObject); //kill itself, it has no valid owner.
}
if (ec != null && t != null) //if EnemyController and Tower are both valid,
{
Destroy(gameObject); //kill itself, it cannot have two owners.
}
if (ec != null)
{
owner = ec.gameObject;
isPlayerFirendly = false;
}
else if (t != null)
{
owner = t.gameObject;
isPlayerFirendly = true;
}
}
public override void OnStart(TowerController tower)
{
if (tower.frozenMat != null)
{
tower.mesh.sharedMaterial = tower.frozenMat;
}
}
// Update is called once per frame
public override TowerState Update(TowerController tower)
{
if (tower.Zap(tower.GetClosestEnemy()) == true)
{
switch (tower.currentAttack)
{
case TowerController.AttackType.Zap:
tower.Zap(tower.GetClosestEnemy());
break;
case TowerController.AttackType.Projectile:
tower.Shoot(tower.GetClosestEnemy());
break;
case TowerController.AttackType.Ice:
tower.Freeze(tower.GetClosestEnemy());
break;
default:
break;
}
return(new TowerStateIdle());
}
else
{
return(new TowerStateSearch());
}
}
// Update is called once per frame
public override TowerState Update(TowerController tower)
{
tower.atkTimer += Time.deltaTime;
if (tower.atkTimer >= tower.attackSpeed)
{
return(new TowerStateSearch());
}
return(null);
}
// Update is called once per frame
public override TowerState Update(TowerController tower)
{
tower.frozenTimer += Time.deltaTime;
if (tower.frozenTimer >= tower.freezeDuration)
{
tower.isFrozen = false;
tower.frozenTimer = 0;
return(tower.previousState);
}
return(null);
}
// Update is called once per frame
public override TowerState Update(TowerController tower)
{
if (tower.GetClosestEnemy() != null)
{
Debug.Log("target locked");
tower.atkTimer = 0;
return(new TowerStateAttack());
}
else
{
Debug.Log("No enemy");
}
return(null);
}
void OnTriggerEnter(Collider collider)
{
print("something entered my trigger...");
EnemyController e = collider.GetComponent <EnemyController>();
if (e != null)
{
enemyControllers.Add(e);
}
TowerController t = collider.GetComponent <TowerController>();
if (t != null)
{
towers.Add(t);
}
}
TowerController GetClosestTower()
{
TowerController result = null;
float minDis = 0;
// find closest
foreach (TowerController t in towers)
{
float dis = (t.transform.position - transform.position).magnitude; // distance from tower to enemy
if (dis < minDis || result == null)
{
result = t;
minDis = dis;
}
}
if (minDis <= freezeRange)
{
atkMode = true;
}
return(result);
}
private void SpawnTowerOnRightClick()
{
if (Input.GetButtonDown("Fire2")) // on click:
{
GridCoords grid = CoordsWorldToGrid(gridHelper.position);
if (IsValidGridCoords(grid))
{
TowerController existingTower = LookupTower(grid);
if (existingTower == null)
{
// CHECK AI NAVIGATION PATHS
if (currentTowerToBuy != null)
{
TowerController tower = Instantiate(currentTowerToBuy, gridHelper.position, Quaternion.identity);
towers[grid.x, grid.y] = tower;
}
}
}
}
}
// Update is called once per frame
void Update()
{
/*
* if (Input.GetButtonDown("Fire1")) // on click:
* {
* Ray ray = cam.ScreenPointToRay(Input.mousePosition); // create a ray from the camera, throught the mouse position
*
* if (Physics.Raycast(ray, out RaycastHit hit)) // shoot ray into scene, detect hit
* {
*
* Instantiate(enemyPrefab, hit.point, Quaternion.identity);
*
* }
*
*
* }
*/
SetHelperToMouse();
SpawnTowerOnRightClick();
if (Input.GetButtonDown("Fire1")) // on left click:
{
Ray ray = cam.ScreenPointToRay(Input.mousePosition); // create a ray from the camera, throught the mouse position
if (Physics.Raycast(ray, out RaycastHit hit, 50, objectsThatSupportTowers)) // shoot ray into scene, detect hit
{
TowerController tower = hit.collider.GetComponentInParent <TowerController>();
if (tower != null)
{
//if (currentlySelectedTower != null) currentlySelectedTower.EndSelect();
currentlySelectedTower = tower;
//currentlySelectedTower.StartSelect();
}
}
}
}
public virtual void OnEnd(TowerController tower)
{
}
public virtual void OnStart(TowerController tower)
{
}
// Update is called once per frame public abstract TowerState Update(TowerController tower);
