private void HoldPiece()
{
TetreminoModel temp;
if (heldTetremino == null && !swappedThisTurn)
{
ClearTetremino();
heldTetremino = new TetreminoModel(currentTetremino.GetType());
currentTetremino = nextTetremino;
nextTetremino = SpawnTetromino();
swappedThisTurn = true;
DrawTetremino();
myEvents.getAggregator().PublishOnUIThread(new NextPieceEvent(nextTetremino));
myEvents.getAggregator().PublishOnUIThread(new HeldPieceEvent(heldTetremino));
}
else
{
if (MoveIsLegal(Move.SPAWN, heldTetremino) && !swappedThisTurn)
{
temp = currentTetremino;
ClearTetremino();
currentTetremino = new TetreminoModel(heldTetremino.GetType());
heldTetremino = new TetreminoModel(temp.GetType());
DrawTetremino();
swappedThisTurn = true;
myEvents.getAggregator().PublishOnUIThread(new HeldPieceEvent(heldTetremino));
}
}
}
private void MoveDown()
{
if (MoveIsLegal(Move.DOWN, currentTetremino))
{
ClearTetremino();
currentTetremino.MovePoint(Move.DOWN);
DrawTetremino();
}
else
{
currentTetremino = nextTetremino;
nextTetremino = SpawnTetromino();
swappedThisTurn = false;
if (nextTetremino != null)
{
//this check is to reduce the overall amounts of duplicates
if (currentTetremino.GetType() == nextTetremino.GetType())
{
nextTetremino = SpawnTetromino();
}
DrawTetremino();
myEvents.getAggregator().PublishOnUIThread(new NextPieceEvent(nextTetremino));
}
}
}
private void StartGame()
{
gameStarted = true;
currentTetremino = SpawnTetromino();
nextTetremino = SpawnTetromino();
heldTetremino = null;
myEvents.getAggregator().PublishOnUIThread(new NextPieceEvent(nextTetremino));
myEvents.getAggregator().PublishOnUIThread(new HeldPieceEvent(heldTetremino));
myEvents.getAggregator().PublishOnUIThread(new ScoreEvent(score));
myEvents.getAggregator().PublishOnUIThread(new LevelEvent(level));
DrawTetremino();
audioManager.PlayTheme();
}
private TetreminoModel SpawnTetromino()
{
CheckRows();
CalculateScore();
CalculateLevel();
TetreminoModel tempTetremino = new TetreminoModel((Tetremino)tetreminoTypes.GetValue(rand.Next(tetreminoTypes.Length)));
if (MoveIsLegal(Move.SPAWN, tempTetremino))
{
return(tempTetremino);
}
else
{
EndGame();
return(null);
}
}
private void SetNext(TetreminoModel nextTetremino)
{
ClearCells(nextCell);
for (int i = 0; i < nextTetremino.GetShape().Length; i++)
{
if (nextTetremino.GetType() == Tetremino.BLUE_I || nextTetremino.GetType() == Tetremino.YELLOW_O)
{
nextCell[(int)(nextTetremino.GetShape()[i].X - 4),
(int)(nextTetremino.GetShape()[i].Y)].Background = nextTetremino.GetBrush();
}
else
{
nextCell[(int)(nextTetremino.GetShape()[i].X - 3),
(int)(nextTetremino.GetShape()[i].Y)].Background = nextTetremino.GetBrush();
}
}
}
private void SetHeld(TetreminoModel heldTetremino)
{
ClearCells(heldCell);
for (int i = 0; i < heldTetremino.GetShape().Length; i++)
{
if (heldTetremino.GetType() == Tetremino.BLUE_I || heldTetremino.GetType() == Tetremino.YELLOW_O)
{
heldCell[(int)(heldTetremino.GetShape()[i].X - 4),
(int)(heldTetremino.GetShape()[i].Y)].Background = heldTetremino.GetBrush();
}
else
{
heldCell[(int)(heldTetremino.GetShape()[i].X - 3),
(int)(heldTetremino.GetShape()[i].Y)].Background = heldTetremino.GetBrush();
}
}
}
private void ResetGame()
{
ClearBoard();
score = 0;
level = 1;
levelThreshhold = 500;
gameOver = false;
countDown = 4;
interval = 1000;
eventTimer.Interval = interval;
currentTetremino = null;
myEvents.getAggregator().PublishOnUIThread(new NextPieceEvent(null));
myEvents.getAggregator().PublishOnUIThread(new HeldPieceEvent(null));
myEvents.getAggregator().PublishOnUIThread(new GameOverEvent(gameOver));
myEvents.getAggregator().PublishOnUIThread(new ScoreEvent(score));
myEvents.getAggregator().PublishOnUIThread(new LevelEvent(level));
eventTimer.Start();
audioManager.PauseTheme();
}
/// <summary>Initializes a new instance of the <see cref="NextPieceEvent" /> class.</summary>
/// <param name="nextPiece">The next piece.</param>
public NextPieceEvent(TetreminoModel nextPiece)
{
_nextPiece = nextPiece;
}
/// <summary>Initializes a new instance of the <see cref="HeldPieceEvent" /> class.</summary>
/// <param name="heldPiece">The held piece type.</param>
public HeldPieceEvent(TetreminoModel heldPiece)
{
_heldPiece = heldPiece;
}
private Boolean MoveIsLegal(Move direction, TetreminoModel checkingTetremino)
{
if (direction == Move.SPAWN)
{
for (int i = 0; i < checkingTetremino.GetShape().Length; i++)
{
if (cell[(int)(checkingTetremino.GetShape()[i].X + checkingTetremino.GetPosition().X),
(int)(checkingTetremino.GetShape()[i].Y + checkingTetremino.GetPosition().Y)].Background != BACKGROUND_TILE)
{
if (currentTetremino == null)
{
return(false);
}
DrawTetremino();
return(false);
}
}
return(true);
}
else
{
ClearTetremino();
switch (direction)
{
case Move.DOWN:
for (int i = 0; i < checkingTetremino.GetShape().Length; i++)
{
if (cell[(int)(checkingTetremino.GetShape()[i].X + checkingTetremino.GetPosition().X),
(int)(checkingTetremino.GetShape()[i].Y + checkingTetremino.GetPosition().Y + 1)].Background != BACKGROUND_TILE)
{
DrawTetremino();
return(false);
}
}
break;
case Move.RIGHT:
for (int i = 0; i < checkingTetremino.GetShape().Length; i++)
{
if (cell[(int)(checkingTetremino.GetShape()[i].X + checkingTetremino.GetPosition().X + 1),
(int)(checkingTetremino.GetShape()[i].Y + checkingTetremino.GetPosition().Y)].Background != BACKGROUND_TILE)
{
DrawTetremino();
return(false);
}
}
break;
case Move.LEFT:
for (int i = 0; i < checkingTetremino.GetShape().Length; i++)
{
if (cell[(int)(checkingTetremino.GetShape()[i].X + checkingTetremino.GetPosition().X - 1),
(int)(checkingTetremino.GetShape()[i].Y + checkingTetremino.GetPosition().Y)].Background != BACKGROUND_TILE)
{
DrawTetremino();
return(false);
}
}
break;
case Move.ROTATE:
Point[] tempShape = checkingTetremino.GetShape();
Point tempPoint;
if (checkingTetremino.GetType() == Tetremino.BLUE_I && checkingTetremino.GetPosition().Y <= 1)
{
DrawTetremino();
return(false);
}
else
{
for (int i = 0; i < checkingTetremino.GetShape().Length; i++)
{
tempPoint = checkingTetremino.RotatePoint(tempShape[i], tempShape[2]);
if (cell[(int)(tempPoint.X + checkingTetremino.GetPosition().X),
(int)(tempPoint.Y + checkingTetremino.GetPosition().Y)].Background != BACKGROUND_TILE)
{
DrawTetremino();
return(false);
}
}
}
break;
default:
DrawTetremino();
return(false);
}
DrawTetremino();
return(true);
}
}
