/** Draws the game */
@Override
protected void paintComponent(Graphics g) {
super.paintComponent(g);
final Graphics2D g2 = (Graphics2D) g;
/** Draw all the non-falling blocks on the board. Non-OUTSIDE blocks have rounded corners. */
for (int row = 0; row < board.getHeight(); row++) {
for (int column = 0; column < board.getWidth(); column++) {
if (board.getSquareType(row, column) != SquareType.OUTSIDE) {
Shape tetrominoBlock =
new RoundRectangle2D.Double(
column * SQUARE_WIDTH, row * SQUARE_HEIGHT, SQUARE_WIDTH, SQUARE_HEIGHT, 5, 5);
g2.setColor(SQUARE_COLOR.get(board.getSquareType(row, column)));
g2.fill(tetrominoBlock);
g2.draw(tetrominoBlock);
} else {
Shape tetrominoBlock =
new Rectangle2D.Double(
column * SQUARE_WIDTH, row * SQUARE_HEIGHT, SQUARE_WIDTH, SQUARE_HEIGHT);
g2.setColor(SQUARE_COLOR.get(board.getSquareType(row, column)));
g2.fill(tetrominoBlock);
g2.draw(tetrominoBlock);
}
}
}
Poly tempPoly = board.getFalling();
if (tempPoly != null) {
for (int row = 0; row < tempPoly.getSize(); row++) {
for (int column = 0; column < tempPoly.getSize(); column++) {
if (tempPoly.getSquareType(row, column) != SquareType.EMPTY) {
Shape tetrominoBlock =
new RoundRectangle2D.Double(
(column + board.getFallingPosX()) * SQUARE_WIDTH,
(row + board.getFallingPosY()) * SQUARE_HEIGHT,
SQUARE_WIDTH,
SQUARE_HEIGHT,
5,
5);
g2.setColor(SQUARE_COLOR.get(tempPoly.getSquareType(row, column)));
g2.fill(tetrominoBlock);
g2.draw(tetrominoBlock);
}
}
}
}
}
/**
* Handles the events for keypresses
*
* @param e the pressed key
*/
public void keyPressed(KeyEvent e) {
if (activePentomino != null) {
// Keys for moveing the pentomino sideways
if (e.getKeyCode() == KeyEvent.VK_LEFT || e.getKeyCode() == KeyEvent.VK_RIGHT) {
// Initialize direction to 0 to make sure we don't get null pointer exception
// or do something weird with the movement
int direction = 0;
if (e.getKeyCode() == KeyEvent.VK_LEFT) direction = -1;
if (e.getKeyCode() == KeyEvent.VK_RIGHT) direction = 1;
// +1 right, -1 left
// Check if we are allowed to actually move the pentomino to the new position
boolean legalMove = true;
for (Point p : activePentomino.getLocation()) {
int newX = (int) (p.getX() + pentominoLocation.getX() + direction);
int newY = (int) (p.getY() + pentominoLocation.getY());
// Check only if the pentomino is not above the board
if (newY >= 0) {
// Check that we are horizontally within the board and not trying to overlap another
// piece
if (newX < 0
|| newX >= gameBoard.getBoard().length
|| gameBoard.getBoard()[newX][newY] != -1) legalMove = false;
}
}
// Check passed so we do the actual movement of the pentomino
if (legalMove) {
pentominoLocation.setLocation(
(pentominoLocation.getX() + direction), pentominoLocation.getY());
predictDrop();
updateMatrix();
}
}
// Key for rotating the pentomino
if (e.getKeyCode() == KeyEvent.VK_UP) {
// Create a temporary pentomino to check if the rotated position free
Pentomino tmpPentomino = activePentomino.copy();
tmpPentomino.rotate();
boolean legalMove = true;
// For reach block of the position check that it's free and within the grid
// ignoring the check if we're above the grid
for (Point p : tmpPentomino.getLocation()) {
int newX = (int) (p.getX() + pentominoLocation.getX());
int newY = (int) (p.getY() + pentominoLocation.getY());
if (newY > 0) {
if (newY >= gameBoard.getBoard()[0].length
|| newX < 0
|| newX >= gameBoard.getBoard().length
|| gameBoard.getBoard()[newX][newY] != -1) {
legalMove = false;
}
}
}
// If the check passed then simply do the rotation
if (legalMove) {
activePentomino.rotate();
predictDrop();
}
// Update the matrix so we don't have lag in display
updateMatrix();
}
// Key for speeding up the fall
if (e.getKeyCode() == KeyEvent.VK_DOWN) {
// If next position is available, put the current pentomino to it
if (nextDropLegal(activePentomino, gameBoard.getBoard(), pentominoLocation)) {
pentominoLocation.setLocation(pentominoLocation.getX(), pentominoLocation.getY() + 1);
}
// Update to avoid lag
updateMatrix();
}
// Key for entirely dropping the pentomino
if (e.getKeyCode() == KeyEvent.VK_ENTER) {
// We make the pentomino fall as many times as it can
while (nextDropLegal(activePentomino, gameBoard.getBoard(), pentominoLocation)) {
pentominoLocation.setLocation(pentominoLocation.getX(), pentominoLocation.getY() + 1);
}
// Update to avoid lag
updateMatrix();
}
// Key for flipping the pentomino
if (e.getKeyCode() == KeyEvent.VK_SPACE) {
// Create a temporary pentomino for checking the flipped position
Pentomino tmpPentomino = activePentomino.copy();
tmpPentomino.reflect();
// Check that each position in the temporary pentomino is available and within the matrix
boolean legalMove = true;
for (Point p : tmpPentomino.getLocation()) {
int newX = (int) (p.getX() + pentominoLocation.getX());
int newY = (int) (p.getY() + pentominoLocation.getY());
if (newY < 0
|| newY >= gameBoard.getBoard()[0].length
|| newX < 0
|| newX >= gameBoard.getBoard().length
|| gameBoard.getBoard()[newX][newY] != -1) {
legalMove = false;
}
}
// Flip the pentomino if check is passed
if (legalMove) {
activePentomino.reflect();
predictDrop();
}
// Update to avoid lag
updateMatrix();
}
// Key for storing the currently falling pentomino
if (e.getKeyCode() == KeyEvent.VK_SHIFT) {
// If we haven't stored after fixing the pentomino to the grid
if (storageable) {
// Change the active and stored pentomino and set the location to the top of the screen
pentominoLocation = new Point(gameBoard.getWidth() / 2, 0);
Pentomino tmp = activePentomino;
activePentomino = storagedPentomino;
storagedPentomino = tmp;
storageable = false;
// Get new prediction
predictDrop();
// Update to avoid lag
updateMatrix();
}
}
// Key for a chect for testing purposes
if (e.getKeyCode() == KeyEvent.VK_X) {
// If pressed enough, add score
cheat++;
if (cheat > 10) {
cheat = 0;
addScore(12);
}
}
}
}