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1 | /** | |
2 | * The Console class is a console interface to the Life game. | |
3 | - | * @author David Hutchens |
3 | + | * @author DH |
4 | * @date Sept. 2008 | |
5 | */ | |
6 | ||
7 | import java.util.Scanner; | |
8 | ||
9 | ||
10 | public class Console { | |
11 | ||
12 | /** | |
13 | * @param args unused | |
14 | */ | |
15 | public static void main(String[] args) { | |
16 | Scanner in = new Scanner(System.in); | |
17 | System.out.println("Please enter the size of the matrix(rows, columns) :"); | |
18 | int rows = in.nextInt(); | |
19 | int columns = in.nextInt(); | |
20 | System.out.println("Please enter random seed: "); | |
21 | long seed = in.nextLong(); | |
22 | System.out.println("Please enter birth range (low, high) :"); | |
23 | int birthLow = in.nextInt(); | |
24 | int birthHigh = in.nextInt(); | |
25 | System.out.println("Please enter live range (low, high): "); | |
26 | int liveLow = in.nextInt(); | |
27 | int liveHigh = in.nextInt(); | |
28 | try { | |
29 | Life game = new Life(seed, rows, columns, birthLow, birthHigh, liveLow, liveHigh); | |
30 | playLife(game); | |
31 | } catch (IllegalArgumentException e) { | |
32 | System.out.println("Inappropriate values: " + e.getMessage()); | |
33 | } | |
34 | } | |
35 | ||
36 | /** | |
37 | * Print a boolean matrix | |
38 | * @param world is a boolean matrix to be printed with # for true and - for false. | |
39 | */ | |
40 | public static void printWorld(boolean[][] matrix) { | |
41 | for (int r=0; r<matrix.length; r++) { | |
42 | for (int c=0; c<matrix[0].length; c++) { | |
43 | System.out.print(matrix[r][c] ? " # " : " - "); | |
44 | } | |
45 | System.out.println(); | |
46 | } | |
47 | System.out.println(); | |
48 | ||
49 | } | |
50 | ||
51 | /** | |
52 | * Play the game of Life starting with a given state | |
53 | * @param game is the Life object that provides the current state of Life | |
54 | */ | |
55 | public static void playLife(Life game) { | |
56 | printWorld(game.world()); | |
57 | for (int i=0; i<10; i++) { | |
58 | game.update(); | |
59 | printWorld(game.world()); | |
60 | } | |
61 | } | |
62 | ||
63 | } |