public override void Update(float deltaSeconds)
{
base.Update(deltaSeconds);
Vector2 dp = MyBody.LinearVelocity;
float movementSpeed = dp.Length();
OwliverState newState = CurrentState;
const float movementChangeThreshold = 0.01f;
switch (CurrentState.MovementMode)
{
case OwliverMovementMode.Idle:
{
if (movementSpeed >= movementChangeThreshold)
{
newState.MovementMode = OwliverMovementMode.Walking;
}
}
break;
case OwliverMovementMode.Walking:
{
if (movementSpeed < movementChangeThreshold)
{
newState.MovementMode = OwliverMovementMode.Idle;
}
}
break;
}
const float facingChangeThreshold = 0.01f;
if (CurrentState.FacingDirection == OwliverFacingDirection.Left && dp.X > facingChangeThreshold)
{
newState.FacingDirection = OwliverFacingDirection.Right;
}
else if (CurrentState.FacingDirection == OwliverFacingDirection.Right && dp.X < -facingChangeThreshold)
{
newState.FacingDirection = OwliverFacingDirection.Left;
}
GameInput input = ConsumeInput();
if (input.WantsAttack)
{
newState.MovementMode = OwliverMovementMode.Attacking;
}
if (input.WantsInteraction)
{
foreach (ShopItem shopItem in ConnectedShopItems)
{
bool purchase = false;
bool removeIfPurchased = true;
int price = shopItem.PriceValue;
if (MoneyBag.CurrentAmount >= price)
{
switch (shopItem.ItemType)
{
case ShopItemType.FruitBowl:
{
purchase = true;
removeIfPurchased = false;
Health.Heal(int.MaxValue);
}
break;
case ShopItemType.FishingRod:
{
if (CurrentState.WeaponType != OwliverWeaponType.FishingRod)
{
purchase = true;
newState.WeaponType = OwliverWeaponType.FishingRod;
ChangeState(ref newState);
var newGo = GameObjectFactory.CreateKnown(KnownGameObject.ShopItem_Stick);
newGo.Spatial.CopyFrom(shopItem.Spatial);
Global.Game.AddGameObject(newGo);
}
}
break;
case ShopItemType.Stick:
{
if (CurrentState.WeaponType != OwliverWeaponType.Stick)
{
purchase = true;
newState.WeaponType = OwliverWeaponType.Stick;
ChangeState(ref newState);
var newGo = GameObjectFactory.CreateKnown(KnownGameObject.ShopItem_FishingRod);
newGo.Spatial.CopyFrom(shopItem.Spatial);
Global.Game.AddGameObject(newGo);
}
}
break;
default: throw new InvalidProgramException("Invalid item type.");
}
}
if (purchase)
{
MoneyBag.CurrentAmount -= price;
if (removeIfPurchased)
{
Global.Game.RemoveGameObject(shopItem);
}
}
}
foreach (ShopItem shopItem in ConnectedShopItems)
{
shopItem.IsAffordable = MoneyBag.CurrentAmount >= shopItem.PriceValue;
}
}
ChangeState(ref newState);
AABB weaponAABB = WeaponAABB;
if (input.WantsAttack && CurrentState.MovementMode == OwliverMovementMode.Attacking)
{
int damage = Damage;
float force = 0.1f * damage;
List <Fixture> fixtures = Global.Game.World.QueryAABB(ref weaponAABB);
foreach (Body hitBody in fixtures.Where(f => f.CollisionCategories.HasFlag(CollisionCategory.Enemy))
.Select(f => f.Body)
.Distinct())
{
Global.HandleDefaultHit(hitBody, MyBody.Position, damage, force);
}
bool throwProjectiles = true;
if (throwProjectiles)
{
float sign = CurrentState.FacingDirection == OwliverFacingDirection.Left ? -1.0f : 1.0f;
float speed = 8.0f;
Projectile projectile = new Projectile()
{
MaxSpeed = speed,
CollisionCategories = CollisionCategory.FriendlyWeapon,
CollidesWith = CollisionCategory.World | CollisionCategory.AnyEnemy,
};
projectile.Spatial.CopyFrom(new SpatialData {
Position = WeaponAABB.Center
});
projectile.Spatial.Position.X += sign * 0.1f;
projectile.AutoDestruct.DestructionDelay = TimeSpan.FromSeconds(2.0f);
Vector2 velocity = sign * new Vector2(speed, 0.0f);
#if false
var hoc = new HomingComponent(projectile)
{
Target = Global.Game.GameObjects.Where(go => go.GetComponent <TanktonComponent>() != null).FirstOrDefault(),
HomingType = HomingType.ConstantAcceleration,
TargetRange = 1.0f,
Speed = velocity.Length() * 10,
};
hoc.AttachTo(projectile);
#endif
projectile.BodyComponent.BeforePostInitialize += () =>
{
Body body = projectile.BodyComponent.Body;
Vector2 impulse = body.Mass * velocity;
body.ApplyLinearImpulse(ref impulse);
};
Global.Game.AddGameObject(projectile);
}
}
else
{
if (!Health.IsInvincible)
{
Vector2 movementVector = Movement.ConsumeMovementVector();
Movement.PerformMovement(movementVector, deltaSeconds);
}
}
// Debug drawing.
{
Color color = CurrentState.MovementMode == OwliverMovementMode.Attacking ? Color.Navy : Color.Gray;
Global.Game.DebugDrawCommands.Add(view =>
{
view.DrawAABB(ref weaponAABB, color);
});
}
}
public void Reset()
{
this = new GameInput();
}
