public void configureCell(int row, int column, Set<ExitDirections> exitDirections) {
MazeNode node = mazeGrid.get(row).get(column);
MazeNode linkMe = null;
for (ExitDirections dir : exitDirections) {
switch (dir) {
case NORTH:
linkMe = (row > 0) ? mazeGrid.get(row - 1).get(column) : null;
break;
case SOUTH:
linkMe = (row < height - 1) ? mazeGrid.get(row + 1).get(column) : null;
break;
case EAST:
linkMe = (column < width - 1) ? mazeGrid.get(row).get(column + 1) : null;
break;
case WEST:
linkMe = (column > 0) ? mazeGrid.get(row).get(column - 1) : null;
break;
}
if (linkMe != null) {
node.getExits().add(linkMe);
linkMe.getExits().add(node);
}
}
}
public void saveMaze(String fileName) throws FileNotFoundException {
PrintWriter writer = new PrintWriter(fileName);
writer.println(width + DELIMITER + height);
for (int i = 0; i < height; i++) {
for (int j = 0; j < width; j++) {
MazeNode node = mazeGrid.get(i).get(j);
writer.print(node.getGridRow() + DELIMITER + node.getGridColumn());
for (MazeNode link : node.getExits()) {
if (link.getGridColumn() - j == 1) {
writer.print(DELIMITER + ExitDirections.EAST.name());
} else if (link.getGridColumn() - j == -1) {
writer.print(DELIMITER + ExitDirections.WEST.name());
} else if (link.getGridRow() - i == 1) {
writer.print(DELIMITER + ExitDirections.SOUTH.name());
} else if (link.getGridRow() - j == -1) {
writer.print(DELIMITER + ExitDirections.NORTH.name());
}
}
writer.println("");
}
}
writer.flush();
writer.close();
}
