public IState Update(AbstractStateManager stateManager)
{
SetEntityPosition(stateManager, GetNewPosition(stateManager));
if (HasArrived(_targetPosition, stateManager))
{
SetEntityPosition(stateManager, _targetPosition);
if (stateManager is PlayerMovementManager)
{
return(new PlayerIdleState((PlayerMovementManager)stateManager));
}
if (stateManager is BlockMovementManager)
{
return(new BlockIdleState((BlockMovementManager)stateManager));
}
if (stateManager is SheepMovementManager)
{
return(new SheepIdleState((SheepMovementManager)stateManager));
}
return(new IdleState());
}
return(null);
}
private bool HasArrived(Vector3 target, AbstractStateManager stateManager)
{
float snap = 0;
IEntityWithSnap entityWithSnap = stateManager as IEntityWithSnap;
if (entityWithSnap != null)
{
snap = entityWithSnap.GetSnapDistance();
}
return(Vector3.Distance(target, stateManager.transform.position) <= snap);
}
private Vector3 GetNewPosition(AbstractStateManager stateManager)
{
IEntityWithSpeed entityWithSpeed = stateManager as IEntityWithSpeed;
if (entityWithSpeed == null)
{
throw new Exception("Entity that moves must implement IEntityWithSpeed");
}
return(Vector3.SmoothDamp(stateManager.transform.position, _targetPosition, ref _velocity,
Time.deltaTime * entityWithSpeed.GetSpeed()));
}
public EntityMovingState(
AbstractStateManager stateManager,
MovementInstruction movementInstruction
)
{
Instruction = movementInstruction;
_targetPosition = new Vector3(
movementInstruction.Direction.x,
0,
movementInstruction.Direction.y
) + stateManager.transform.position;
}
private void SetEntityPosition(AbstractStateManager stateManager, Vector3 position)
{
stateManager.transform.position = position;
}
public void Exit(AbstractStateManager stateManager)
{
_movementManager.collisionService.OnCollision -= HandleCollision;
}
public IState Update(AbstractStateManager stateManager)
{
return(null);
}
public void Exit(AbstractStateManager stateManager)
{
_playerMovementManager.playerInputService.OnInput -= HandleInput;
}
public void Enter(AbstractStateManager stateManager)
{
_playerMovementManager.playerInputService.OnInput += HandleInput;
LevelManager.Instance.CheckWinCondition();
}
public void Exit(AbstractStateManager stateManager)
{
_movementManager.repelService.OnRepel -= HandleRepel;
}