public override IEnumerator Begin(ProjectileSpawner projectileSpawner)
{
yield return(WaitYieldInstruction.Create(_delay));
while (true)
{
var degreesPerSpawn = 360 / _count;
for (int r = 0; r < _count; r++)
{
var a = degreesPerSpawn * r;
projectileSpawner.Spawn(Vector2Helper.FromAngle(MathHelper.ToRadians(a)));
yield return(WaitYieldInstruction.Create(_sequenceFrequencyInMS));
}
yield return(WaitYieldInstruction.Create(_frequencyInMS));
}
}
private IEnumerator HandleKnockback()
{
_isKnockingBack = true;
_gs.Player.GotHit = false;
_gs.Player.IsInvulnerable = true;
_verticalSpeed = -2;
_horizontalSpeed = _gs.Player.FacingDirection == Models.FacingDirection.Right ? -1 : 1;
_grounded = false;
while (!_grounded)
{
yield return(null);
}
_horizontalSpeed = 0;
_isKnockingBack = false;
yield return(WaitYieldInstruction.Create(RecoupTime));
_gs.Player.IsInvulnerable = false;
}
private IEnumerator Spawn()
{
while (true)
{
var go = new GameObject()
.AddTag("enemy")
.SetPosition(900, _rand.Next(20, 700))
.SetRotationInDegrees(270)
.AddComponent(new BoxCollider(24))
.AddComponent(new Body()
{
Velocity = new Vector2(-0.08f, 0)
})
.AddComponent(new AudioSource("audio/explode"))
.AddComponent(new SpriteRenderer("Sprites/enemy"))
.AddComponent(new EnemyShipBehavior());
Scene.AddElement(go);
yield return(WaitYieldInstruction.Create(_spawnWait));
}
}
private IEnumerator Death()
{
var sm = Services.GetService <SceneManager>();
Services.GetService <RenderingManager>().Layers.Where(l => l.Name != "Player").ToList().ForEach(l => l.Show = false);
var e = new Entity();
e.Transform.Position = Entity.Transform.Position + new Vector2(0, 200);
e.AddComponent(new SpriteTextRenderer("GenericFont")
{
Text = $"You have died.\n{_gs.Player.ReasonForDeath}\nPress [Enter] to play again...",
Layer = "Player",
Center = true,
});
sm.ActiveScene.AddEntity(e);
yield return(WaitYieldInstruction.Create(500));
while (!Input.GetControl <Button>(Controls.Continue).IsDown())
{
yield return(null);
}
sm.Load(typeof(RoomScene), GameplayState.Create());
}
private IEnumerator Fire()
{
_allowFire = false;
this.GameObject.Components.OfType <AudioSource>().First().Play();
Scene.AddElement(new GameObject()
.AddTag("bullet")
.SetPosition(this.Transform.Position.ShiftX(20))
.AddComponent(new SpriteRenderer("Sprites/flash")
{
Color = Color.WhiteSmoke
})
.AddComponent(new Body()
{
Velocity = new Vector2(1f, _rand.Next(-60, 61) / 1000f),
})
.AddComponent(new BoxCollider(18))
.AddComponent(new BulletBehavior()));
yield return(WaitYieldInstruction.Create(_fireRate));
_allowFire = true;
}