/**
* Return true if t0 and t1 are neighbours.
*
* @param t0 tile 1.
* @param t1 tile 2.
* @return true if t0 and t1 are next to each other.
*/
public boolean isNeighbour(Tile t0, Tile t1) {
if (Math.abs(t0.getX() - t1.getX()) == 1 && Math.abs(t0.getY() - t1.getY()) == 0) {
return true;
}
if (Math.abs(t0.getX() - t1.getX()) == 0 && Math.abs(t0.getY() - t1.getY()) == 1) {
return true;
}
return false;
}
/**
* Gets the tiles that need to be deleted due to the detonating of the flame gem.
*
* @param tile the flame gem
* @return tiles, the list of tiles to be deleted.
*/
public List<Tile> getTilesToDeleteFlame(Tile tile) {
final Point[] translations = {
new Point(-1, 0),
new Point(1, 1),
new Point(0, 1),
new Point(-1, 1),
new Point(1, 0),
new Point(-1, -1),
new Point(0, -1),
new Point(1, -1)
};
tile.detonate = true;
List<Tile> tiles =
Arrays.stream(translations)
.map(p -> new Point(tile.getX() + p.x, tile.getY() + p.y))
.filter(p -> board.validBorders(p.x, p.y))
.map(p -> board.getTileAt(p.x, p.y))
.filter(t -> !t.detonate)
.collect(Collectors.toList());
checkForSpecialTile(tiles);
if (!tiles.contains(tile)) {
tiles.add(tile);
}
return tiles;
}
/**
* Switch tile t0 and t1 on the board.
*
* @param t0 first tile to swap
* @param t1 second tile to swap
*/
public void swappedTiles(Tile t0, Tile t1) {
Tile temp = board.getTileAt(t0.getX(), t0.getY());
board.setTileAt(board.getTileAt(t1.getX(), t1.getY()), t0.getX(), t0.getY());
board.setTileAt(temp, t1.getX(), t1.getY());
int xc = t0.getX();
int yc = t0.getY();
t0.setLoc(t1.getX(), t1.getY());
t1.setLoc(xc, yc);
swappedTiles[0] = t0;
swappedTiles[1] = t1;
}
/**
* Gets the tiles that need to be deleted due to the detonating of the hypercube gem.
*
* @param tile the hypercube gem
* @return tiles, the list of tiles to be deleted.
*/
public List<Tile> getTilesToDeleteStar(Tile tile) {
List<Tile> tiles = new ArrayList<Tile>();
tile.detonate = true;
tiles.add(tile);
int tx = tile.getX();
int ty = tile.getY();
for (int col = 0; col < board.getHeight(); col++) {
if (col != tx && !board.getTileAt(col, ty).detonate) {
tiles.add(board.getTileAt(col, ty));
}
}
for (int row = 0; row < board.getWidth(); row++) {
if (row != ty && !board.getTileAt(tx, row).detonate) {
tiles.add(board.getTileAt(tx, row));
}
}
checkForSpecialTile(tiles);
return tiles;
}