public static Set<TDCoordinate> getEffectedCoordinates() {
int randomEntry = random.nextInt(30);
int row = 0;
int column = 0;
if (randomEntry < Board.MAX_COLUMNS) {
column = randomEntry;
} else {
column = randomEntry % Board.MAX_COLUMNS;
row = randomEntry / Board.MAX_COLUMNS;
}
TDCoordinate randomCoordinate = TDCoordinate.newInstance(row, column);
System.out.println(
"Disaster Coordinate:("
+ randomCoordinate.getRow()
+ ","
+ randomCoordinate.getColumn()
+ ")");
Set<TDCoordinate> coordinates = Sets.newHashSet();
int towardsHorizontal = random.nextInt(3);
int towardsVertical = random.nextInt(3);
int maxVerticalCoordinates = random.nextInt(4) + 1;
if (towardsHorizontal == 0) {
// only left
fillLeftVerticalThickness(
row, column, coordinates, towardsVertical, maxVerticalCoordinates);
}
if (towardsHorizontal == 1) {
fillRightVerticalThickness(
row, column, coordinates, towardsVertical, maxVerticalCoordinates);
}
if (towardsHorizontal == 2) {
fillLeftVerticalThickness(
row, column, coordinates, towardsVertical, maxVerticalCoordinates / 2);
fillRightVerticalThickness(
row,
column,
coordinates,
towardsVertical,
maxVerticalCoordinates - maxVerticalCoordinates / 2);
}
return coordinates;
}
private static void getBottomCoordinates(
TDCoordinate coordinate, int maxCoordinates, Set<TDCoordinate> coordinates) {
int row = coordinate.getRow();
int column = coordinate.getColumn();
while (row < Board.MAX_ROWS && maxCoordinates > 0) {
TDCoordinate c = TDCoordinate.newInstance(row, column);
coordinates.add(c);
row++;
maxCoordinates--;
}
}
private static void getTopCoordinates(
TDCoordinate coordinate, int maxCoordinates, Set<TDCoordinate> coordinates) {
int row = coordinate.getRow();
int column = coordinate.getColumn();
while (row >= 0 && maxCoordinates > 0) {
TDCoordinate c = TDCoordinate.newInstance(row, column);
coordinates.add(c);
row--;
maxCoordinates--;
}
}
private static void fillLeftVerticalThickness(
int row,
int column,
Set<TDCoordinate> coordinates,
int towardsVertical,
int maxVerticalCoordinates) {
int verticalThickness = maxVerticalCoordinates;
while (verticalThickness > 0 && column >= 0) {
fillVerticalCoordinates(
TDCoordinate.newInstance(row, column),
coordinates,
random.nextInt(maxVerticalCoordinates) + 1,
towardsVertical);
verticalThickness--;
column--;
}
}