public void OnEvent(Event evt)
{
switch (evt.Type)
{
case CreateEntityEvent.CREATE_ENTITY:
{
CreateEntityEvent createEvent = (CreateEntityEvent)evt;
addEntity(createEvent.EntityType, createEvent.Attributes);
break;
}
case NewEntityEvent.NEW_ENTITY:
{
NewEntityEvent newEvent = (NewEntityEvent)evt;
Entity entity = Entities[newEvent.EntityID];
if (entity.Type == "player_death")
{
DestroyEntityEvent destroyEvent = DestroyEntityEvent.Destroy(entity.ID);
EventManager.Queue(destroyEvent);
}
break;
}
case DestroyEntityEvent.DESTROY_ENTITY:
{
DestroyEntityEvent destroyEvent = (DestroyEntityEvent)evt;
removeEntity(destroyEvent.EntityID);
break;
}
}
}
private void handleDamage(DamageEvent evt)
{
if (entity.IsDead || entity[Key_IsInvulnerable])
{
return;
}
int health = entity[Key_Health];
health -= evt.Damage;
entity[Key_Health] = health;
if (health <= 0)
{
int lifes = entity[Key_Lifes];
lifes -= 1;
entity[Key_Lifes] = lifes;
entity.State = EntityState.Dying;
if (entity.Type == "player")
{
HudEvent hudEvent = HudEvent.UpdateLifes(lifes);
eventManager.Queue(hudEvent);
CreateEntityEvent createEvt = CreateEntityEvent.New("player_death");
Vector2D position = entity[SpatialBehavior.Key_Position];
position.X -= 90;
position.Y -= 90;
createEvt.AddAttribute(SpatialBehavior.Key_Position, position);
eventManager.Queue(createEvt);
entity[RenderBehavior.Key_IsRenderable] = false;
}
if (lifes <= 0)
{
Entity projectile = entity.Game.World.Entities[evt.SourceEntityID];
Entity projectileOwner = projectile[ProjectileBehavior.Key_ProjectileOwner];
int destroyedByEntityID = projectile.ID;
if (projectileOwner != null)
{
destroyedByEntityID = projectileOwner.ID;
}
eventManager.Queue(DestroyEntityEvent.Destroy(entity.ID, destroyedByEntityID));
Console.WriteLine("[" + this.GetType().Name + "] Entity " + entity + " died a horrible death!");
}
else
{
RespawnEntityEvent respawnEvent = RespawnEntityEvent.Respawn(entity.ID);
eventManager.Queue(respawnEvent);
Console.WriteLine("[" + this.GetType().Name + "] Entity " + entity + " lost a life. " + lifes
+ " lifes remaining. Respawning...");
}
}
}
public void Initialize()
{
CreateEntityEvent evt = CreateEntityEvent.New("space");
EventManager.Queue(evt);
createAndInitializePlayer();
createAndInitializeAliens();
}
private void createAndInitializeAlien(string type, float x, float y)
{
CreateEntityEvent evt = CreateEntityEvent.New(type);
Vector2D position = new Vector2D(x, y);
evt.AddAttribute(SpatialBehavior.Key_Position, position);
EventManager.Queue(evt);
}
public void TestGameEvent()
{
var testSystem = new TestSystem();
CreateEntityEvent.NewCreateEntityEvent(0);
GameEvent.ProcessEvents();
var gameEvent = testSystem.GetNextEvent();
Assert.AreEqual(EventType.CreateEntity, gameEvent.EventType);
}
private void createAndInitializePlayer()
{
CreateEntityEvent evt = CreateEntityEvent.New("player");
float startX = Width / 2f - (75f / 2f);
float startY = 75 - (75f / 2f);
Vector2D position = new Vector2D(startX, startY);
evt.AddAttribute(SpatialBehavior.Key_Position, position);
EventManager.Queue(evt);
}
private void createProjectileAtCurrentPosition()
{
string projectileType = entity[Key_ProjectileType];
var evt = CreateEntityEvent.New(projectileType);
Entity owner = entity;
evt.AddAttribute(ProjectileBehavior.Key_ProjectileOwner, owner);
string faction = entity[CollisionBehavior.Key_Faction];
evt.AddAttribute(CollisionBehavior.Key_Faction, faction);
Vector2D position = entity[SpatialBehavior.Key_Position];
Vector2D dimensions = entity[SpatialBehavior.Key_Dimensions];
float startX = position.X + (dimensions.X / 2f) - 2.5f;
float startY = position.Y + (dimensions.Y / 2f);
Vector2D pewpewPosition = new Vector2D(startX, startY);
evt.AddAttribute(SpatialBehavior.Key_Position, pewpewPosition);
eventManager.Queue(evt);
}
private void handleMysteryShip(float deltaTime)
{
if (mysteryShip != null)
{
return;
}
timeSinceLastMysteryShipSpawn += deltaTime;
if (timeSinceLastMysteryShipSpawn >= timeToNextMysteryShipSpawn)
{
var createEntity = CreateEntityEvent.New("mystery_ship");
bool isSpawningOnTheRight = rng.Next(2) == 1;
if (isSpawningOnTheRight)
{
Vector2D position = new Vector2D(Game.World.Width, Game.World.Height - 100);
createEntity.AddAttribute(SpatialBehavior.Key_Position, position);
Vector2D direction = new Vector2D(-1, 0);
createEntity.AddAttribute(SpatialBehavior.Key_MoveDirection, direction);
}
else
{
Vector2D position = new Vector2D(-70, Game.World.Height - 100);
createEntity.AddAttribute(SpatialBehavior.Key_Position, position);
Vector2D direction = new Vector2D(1, 0);
createEntity.AddAttribute(SpatialBehavior.Key_MoveDirection, direction);
}
EventManager.Queue(createEntity);
timeSinceLastMysteryShipSpawn = 0.0f;
timeToNextMysteryShipSpawn = minMysteryShipSpawnTime + rng.Next(maxMysteryShipSpawnTime);
}
}
