diff options
Diffstat (limited to 'src/alden/PeerCoordinates.java')
| -rw-r--r-- | src/alden/PeerCoordinates.java | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/src/alden/PeerCoordinates.java b/src/alden/PeerCoordinates.java new file mode 100644 index 0000000..4d0e445 --- /dev/null +++ b/src/alden/PeerCoordinates.java @@ -0,0 +1,53 @@ +package alden;
+import java.io.*;
+
+public class PeerCoordinates implements Serializable {
+ private static final long serialVersionUID = 3667108226485766929L;
+ public static final int MIN_X = 0;
+ public static final int MAX_X = 99;
+ public static final int MIN_Y = 0;
+ public static final int MAX_Y = 99;
+
+ private int x;
+ private int y;
+
+ public PeerCoordinates() {
+ setToRandomCoordinate();
+ }
+
+ public PeerCoordinates(int x, int y) {
+ if (x < MIN_X || x > MAX_X || y < MIN_Y || y > MAX_Y)
+ throw new IllegalArgumentException();
+
+ this.x = x;
+ this.y = y;
+ }
+
+ public int getX() {
+ return x;
+ }
+
+ public int getY() {
+ return y;
+ }
+
+ public double distanceTo(PeerCoordinates other) {
+ return Math.sqrt((x - other.x) * (x - other.x) + (y - other.y) * (y - other.y));
+ }
+
+ public String toString() {
+ return "(" + x + ", " + y + ")";
+ }
+
+ public boolean equals(Object other) {
+ if (!(other instanceof PeerCoordinates))
+ return false;
+
+ return x == ((PeerCoordinates)other).x && y == ((PeerCoordinates)other).y;
+ }
+
+ public void setToRandomCoordinate() {
+ x = MIN_X + (int)((MAX_X - MIN_X + 1) * Math.random());
+ y = MIN_Y + (int)((MAX_Y - MIN_Y + 1) * Math.random());
+ }
+}
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