/**
* Moving the frog to the new position
*
* @param x x-coordinate position of the new position
* @param y y-coordinate position of the new position
* @return {@code true} if the movement succeeded, otherwise {@code false}
*/
private boolean jumpFrog(int x, int y) {
if (y < 0 || y >= boardHeight) return true;
if (x < 0 || x >= boardWidth) return false;
Board board = getBoard();
// Erase the frog to not interfere with the checks
board = drawShape(board, curX, curY, frog, Cell.Empty);
// check for collisions
if (checkCollision(board, frog, x, y)) return false;
// draw the frog on the new place
if (y == boardHeight - 1) {
frogs[x] = Cell.Full;
board.setRow(frogs, y);
setBoard(board);
GameSound.playEffect(Effects.add_cell);
checkForWin();
} else {
setBoard(drawShape(board, x, y, frog, frog.getFill()));
curX = x;
curY = y;
}
return true;
}
/** Processing of key presses */
@Override
protected void processKeys() {
if (keys.isEmpty() || getStatus() == Status.None) return;
super.processKeys();
if (getStatus() == Status.Running) {
int newX = curX, newY = curY;
boolean move = false;
if (containsKey(KeyPressed.KeyLeft)) {
newX = newX - 1;
move = true;
keys.remove(KeyPressed.KeyLeft);
}
if (containsKey(KeyPressed.KeyRight)) {
newX = newX + 1;
move = true;
keys.remove(KeyPressed.KeyRight);
}
if (isStarted) {
if (containsKey(KeyPressed.KeyDown)) {
newY = newY - 2;
move = true;
keys.remove(KeyPressed.KeyDown);
}
if (containsKey(KeyPressed.KeyUp)) {
newY = newY + (curY < boardHeight - 2 ? 2 : 1);
move = true;
keys.remove(KeyPressed.KeyUp);
}
if (containsKey(KeyPressed.KeyRotate)) {
newY = newY + (curY < boardHeight - 2 ? 2 : 1);
move = true;
keys.remove(KeyPressed.KeyRotate);
}
}
if (move) {
if (jumpFrog(newX, newY)) {
GameSound.playEffect(Effects.move);
} else {
loss(curX, curY);
}
}
}
}
protected Collection<GameSound> getSoundResources() {
return GameSound.values();
}