/// <summary>
/// spawns a burstShot to attack all enemies in range
/// </summary>
/// <param name="targets">list of enemies in range. The burstShot itself will catch enemies that enter the region during the attack</param>
/// <param name="damageEvent">details of the attack. damageEvent.dest is ignored.</param>
private void burstFire(IEnumerable <EnemyScript> targets, DamageEventData damageEvent)
{
//construct burst shot event
BurstShotData data = new BurstShotData();
data.targetList = targets;
data.burstRange = range;
data.damageEvent = damageEvent;
//create a burst shot and give it the data
GameObject shot = Instantiate(burstShotPrefab); //create it
shot.transform.position = transform.position; //center it on the tower
shot.SendMessage("SetData", data); //initialize it
}
/// <summary>
/// spawns an explosion
/// </summary>
/// <param name="data">attack data for the explosion</param>
/// <param name="position">where to put it</param>
public void createExplosion(BurstShotData data, Vector2 position)
{
BurstShotScript instance = Instantiate(explosionPrefab).GetComponent <BurstShotScript>();
instance.transform.position = new Vector3(position.x, position.y, -3.0f);
instance.SetData(data);
//apply attackColor property, if it is present
if (data.damageEvent.effects != null)
{
if (data.damageEvent.effects.propertyEffects.attackColor != null)
{
instance.SetColor(data.damageEvent.effects.propertyEffects.attackColor.Value);
}
}
}
public override void expectedDamage(ref DamageEventData d)
{
//construct a damage event for the explosion
DamageEventData explosionDamageEvent = new DamageEventData();
explosionDamageEvent.source = d.source;
explosionDamageEvent.rawDamage = strength;
explosionDamageEvent.effects = null; //dont copy effects, or we get an endless explosion chain!
explosionDamageEvent.dest = null; //burstShot object ignores the destination anyway
//construct burst shot data
BurstShotData explosion = new BurstShotData();
explosion.damageEvent = explosionDamageEvent;
explosion.burstRange = explosionRadius;
explosion.targetList = EnemyManagerScript.instance.enemiesInRange(d.source.transform.position, explosion.burstRange);
//call on the level manager to create the actual explosion, since this effect doesnt have a prefab reference
LevelManagerScript.instance.createExplosion(explosion, d.source.transform.position);
}
//init attack
public void SetData(BurstShotData data)
{
maxScale = data.burstRange; //store attack range
//warn all enemies that will be hit
List <EnemyScript> toWarn = EnemyManagerScript.instance.enemiesInRange(transform.position, maxScale); //converted to list so we can iterate even if the original list changes
foreach (EnemyScript e in toWarn)
{
DamageEventData ded = new DamageEventData();
ded.source = data.damageEvent.source;
ded.dest = e;
ded.effects = data.damageEvent.effects;
ded.rawDamage = data.damageEvent.rawDamage;
//apply effects
if (ded.effects != null)
{
foreach (IEffect ie in ded.effects.effects)
{
if (ie.triggersAs(EffectType.enemyDamaged))
{
((IEffectEnemyDamaged)ie).expectedDamage(ref ded);
}
}
}
e.onExpectedDamage(ref ded);
expectedToHit.Add(ded);
}
//play one of the sounds at random
int soundToPlay = Random.Range(0, burstSounds.Length);
audioSource.clip = burstSounds[soundToPlay];
if (isActiveAndEnabled)
{
StartCoroutine(playRespectLimit(audioSource)); //plays the sound, if we are not at the sound cap and the object is not disabled
}
initialized = true; //flag ready
}
