public UFO(float initX, float initY, HorizontalDirection.Name leftOrRight, AudioSource newUfoSound, AudioSource newDeathSound)
: base()
{
SceneManager.Self.ActiveScene.SetUfoId(this.Id);
this.SetName(Name.UFOCoordinator);
this.Collider.Color = Colors.Yellow;
this.SetPosition(initX, initY);
this.SetColor(Colors.Red);
this.SetSprite(SpriteBatch.Name.Aliens, SpriteEntityManager.Self.Find(Sprite.Name.UFO));
// Set the sounds
this.sndUfo = newUfoSound;
this.sndDeath = newDeathSound;
// Factor the direction of the UFO into the speed
// The extra -1 is to make sure left-spawned UFOs go right, and vice versa
this.speed *= HorizontalDirection.ConvertToFloat(leftOrRight) * -1.0f;
}
/// <summary>
/// Create a new UFO, does NOT schedule anything
/// </summary>
private void SpawnNewUFO()
{
// Decide randomly whether to spawn the UFO left or right
HorizontalDirection.Name leftOrRight = HorizontalDirection.ConvertFromInt(Randomizer.RandomRange(0, 2));
float xSpawn = 0.0f;
if (leftOrRight == HorizontalDirection.Name.Left)
{
xSpawn = UFOCoordinator.SpawnLeftX;
}
else
{
xSpawn = UFOCoordinator.SpawnRightX;
}
// Create the UFO
UFO ufo = new UFO(xSpawn, UFOCoordinator.SpawnY, leftOrRight, this.sndUfo, this.sndUfoDeath);
this.AddChild(ufo);
GameObjectManager.Active.Attach(ufo);
// Keep a reference
ufoReference = ufo;
}
