/// <summary>
/// Handles minimino movement and input, as well as scoring.
/// </summary>
void Update()
{
if (Input.GetKeyDown(KeyCode.Escape))
{
Application.Quit();
}
if (_stopped)
{
return;
}
if (_current == null)
{
DequeueTetrimino();
return;
}
if (_timeLeft > 0)
{
_timeLeft -= Time.deltaTime;
}
else
{
bool isCurrentAtBottom = _current.Move();
// in the case that isCurrentAtBottom = false and _currentAtBottom = true,
// the player moved the tetrimino along the bottom of a row.
if (isCurrentAtBottom && _currentAtBottom)
{
_current.ToSingleMinos();
int linesCleared = CheckLines();
if (linesCleared > 0)
{
_score += (_combo == 0 ? 1 : Constants.ComboMultiplier * _combo) * Constants.PointsPerClear *
linesCleared;
}
DequeueTetrimino();
}
// keeping this below allows the user to move this tetrimino around the bottom of a row.
_currentAtBottom = isCurrentAtBottom;
_score += Constants.PointsPerRow;
pointsText.text = _score.ToString();
_timeLeft = Constants.TimePerRow;
}
if (Input.GetKeyDown(KeyCode.LeftArrow))
{
if (_currentAtBottom)
{
_timeLeft = Constants.TimePerRow;
}
_current.Move(Vector3.left);
}
if (Input.GetKeyDown(KeyCode.RightArrow))
{
if (_currentAtBottom)
{
_timeLeft = Constants.TimePerRow;
}
_current.Move(Vector3.right);
}
if (Input.GetKeyDown(KeyCode.DownArrow))
{
_timeLeft = -1;
}
// "slam" -- puts the tetrimino all the way to the bottom.
if (Input.GetKeyDown(KeyCode.Space))
{
int rowsDropped = 0;
while (!_current.Move())
{
rowsDropped++;
}
_score += rowsDropped * Constants.DropLineMultiplier * Constants.PointsPerRow;
pointsText.text = _score.ToString();
_currentAtBottom = true;
_timeLeft = -1;
}
// rotation creates a new GameObject, so we reassign current.
if (Input.GetKeyDown(KeyCode.RightShift))
{
_current = _current.RotateClockwise().GetComponent <Tetrimino>();
}
if (Input.GetKeyDown(KeyCode.Slash))
{
_current = _current.RotateCounterClockwise().GetComponent <Tetrimino>();
}
}
