private void WayNotFoundHandler(TankControl aControl)
{
// We can't reach our target...
// But no problem, just finish this state
// and AIAgent decide that we will do next...
// Maybe select another point? ;)
Finish();
}
private void ArrivedHandler(TankControl aControl)
{
// We have reach our target!
// Don't forget to finish this state,
// that is means that AIAgent can select new state.
Finish();
}
public override void Create(GameObject aGameObject)
{
_control = aGameObject.GetComponent <TankControl>();
_blackboard = aGameObject.GetComponent <TankBlackboard>();
// This state can't be interrupted.
AllowInterrupting = false;
}
/// <summary>
/// Sets target unit for the health bar for observing of the health.
/// </summary>
/// <param name="aTank">Target tank.</param>
public void SetTarget(TankControl aTank)
{
_tank = aTank;
_tank.EventChangeHealth += TankChangeHealthHandler;
_tank.EventDestroyed += TankDestroyedHandler;
_hasTarget = true;
UpdateVisual();
}
private void TankDestroyedHandler(TankControl aTank)
{
// If target is destroyed, destroy the health bar too.
aTank.EventDestroyed -= TankDestroyedHandler;
aTank.EventChangeHealth -= TankChangeHealthHandler;
_tank = null;
_hasTarget = false;
GameObject.Destroy(gameObject);
}
private void AddTouchTank(TankControl aTank)
{
for (int i = 0; i < TANKS_COUNT; i++)
{
if (_touchTanks[i] == null)
{
_touchTanks[i] = aTank;
}
}
}
private void AddTank(TankControl aTank)
{
for (int i = 0; i < TANKS_COUNT; i++)
{
if (_seeTanks[i] == null)
{
_seeTanks[i] = aTank;
break;
}
}
}
private void Awake()
{
_t = GetComponent <Transform>();
_control = GetComponent <TankControl>();
_blackboard = GetComponent <TankBlackboard>();
_seeItems = new CollectableItem[SEE_ITEMS_COUNT];
_seeTanks = new TankControl[TANKS_COUNT];
_touchTanks = new TankControl[TANKS_COUNT];
_seeFrom = new List <Vector2>();
_seeTo = new List <Vector2>();
}
/// <summary>
/// Sets enemy tank as current target.
/// </summary>
/// <param name="aEnemyTank">Reference to the enemy tank.</param>
public void TrackTank(TankControl aEnemyTank)
{
if (_enemyTank != null && !System.Object.ReferenceEquals(_enemyTank, aEnemyTank))
{
// If we already tracked other tank, then check what of them is close to us?
float dist = AntMath.Distance(_t.position, aEnemyTank.Position);
if (dist < _enemyTankDist)
{
// If new enemy closer, then replace old on the new one.
_enemyTankDist = dist;
_enemyTank.EventDestroyed -= TankDestroyedHandler;
_enemyTank = aEnemyTank;
_enemyTank.EventDestroyed += TankDestroyedHandler;
}
}
else
{
// Just track the enemy.
_enemyTankDist = AntMath.Distance(_t.position, aEnemyTank.Position);
_enemyTank = aEnemyTank;
_enemyTank.EventDestroyed += TankDestroyedHandler;
_hasEnemy = true;
}
}
public override void Create(GameObject aGameObject)
{
_control = aGameObject.GetComponent <TankControl>();
_blackboard = aGameObject.GetComponent <TankBlackboard>();
}
private void TankChangeHealthHandler(TankControl aTank)
{
// If target changed health value, update the health bar too.
UpdateVisual();
}
private void TankDestroyedHandler(TankControl aTank)
{
// Tank of this spawner is destroyed, activating the spawner to spawn new Tank.
aTank.EventDestroyed -= TankDestroyedHandler;
_isActive = true;
}
private void tankDestroyedHandler(TankControl aTank)
{
aTank.EventDestroyed -= tankDestroyedHandler;
Finish();
}
private void TankDestroyedHandler(TankControl aTank)
{
aTank.EventDestroyed -= TankDestroyedHandler;
_enemyTank = null;
_hasEnemy = false;
}
private void TankDestroyedHandler(TankControl aTank)
{
aTank.EventDestroyed -= TankDestroyedHandler;
tanks.Remove(aTank);
}
