private void Move()
{
if (_dirList.Count == 0)
{
return;
}
ArrayPosHandler oldPosInArray = _currPosInArray,
newPosInArray;
if (_dirList.Count > 1)
{
newPosInArray = _currPosInArray + _dirList.Last();
_dirList.RemoveAt(_dirList.Count - 1);
}
else
{
newPosInArray = _currPosInArray + _dirList.First();
}
ArrayPosHandler inputValue = newPosInArray - _currPosInArray;
if (_inputs.Count > 0)
{
_inputs.Insert(0, new Vector2(inputValue.x, inputValue.y));
}
else
{
_inputs.Insert(0, new Vector2(inputValue.x, inputValue.y));
_inputs.Insert(0, new Vector2(inputValue.x, inputValue.y));
}
if (ArrayPosHandler.IsLeftBorderCrossed(newPosInArray))
{
_currPosInArray = new ArrayPosHandler(_currPosInArray.x, _gs.gameArray.GetLength(1) - 1);
}
else if (ArrayPosHandler.IsRightBorderCrossed(newPosInArray, _gs.gameArray.GetLength(1) - 1))
{
_currPosInArray = new ArrayPosHandler(_currPosInArray.x, 0);
}
else if (ArrayPosHandler.IsTopBorderCrossed(newPosInArray))
{
_currPosInArray = new ArrayPosHandler(_gs.gameArray.GetLength(0) - 1, _currPosInArray.y);
}
else if (ArrayPosHandler.IsBottomBorderCrossed(newPosInArray, _gs.gameArray.GetLength(0) - 1))
{
_currPosInArray = new ArrayPosHandler(0, _currPosInArray.y);
}
else
{
_currPosInArray = newPosInArray;
}
transform.position = _gs.GetPosition(_currPosInArray);
MoveEvent?.Invoke();
_steps.Insert(0, _currPosInArray);
_gs.ChangGameArray(_currPosInArray, 1);
if (_ateFood)
{
EatEvent?.Invoke();
SpawnFood?.Invoke();
_gs.ChangGameArray(oldPosInArray, 2);
SpawnTail(oldPosInArray);
_ateFood = false;
}
else if (_ateBonus)
{
BonusEvent?.Invoke();
SpawnTail(oldPosInArray);
_gs.ChangGameArray(oldPosInArray, 2);
_ateBonus = false;
}
else if (_tail.Count > 0)
{
TailLastToFirst(oldPosInArray);
}
else
{
_gs.ChangGameArray(oldPosInArray, 0);
}
if (_steps.Count > 2)
{
_steps.RemoveAt(_steps.Count - 1);
}
if (_inputs.Count > 2)
{
_inputs.RemoveAt(_inputs.Count - 1);
}
}
//引发事件的方法
public void OnEatEvent(EatEventArgs e)
{
EatEvent?.Invoke(this, e);
}
// Start is called before the first frame update
void Start()
{
animator = gameObject.GetComponent <Animator>();
drinkEvent = animator.GetBehaviour <DrinkEvent>();
eatEvent = animator.GetBehaviour <EatEvent>();
}