Minor changes to support debugging Alpha-Beta move generator.

src/model/Board.java

@@ -8,8 +8,8 @@ public class Board {
 		BLUE, GREEN, NONE, RED, YELLOW
 	}
 
-	public static final int NUM_COLS = 4;
-	public static final int NUM_ROWS = 4;
+	public static final int NUM_COLS = 5;
+	public static final int NUM_ROWS = 5;
 	public static final int ROW_REMOVAL_SIZE = 3;
 
 	private final TileColor[][] board;
@@ -20,9 +20,9 @@ public class Board {
 	public Board(Board that) {
 		board = new TileColor[NUM_ROWS][NUM_COLS];
 		
-		for (int i = 0; i < NUM_COLS; i++) {
-			for (int j = 0; j < NUM_ROWS; j++) {
-				this.board[j][i] = that.board[j][i];
+		for (int r = 0; r < NUM_ROWS; r++) {
+			for (int c = 0; c < NUM_COLS; c++) {
+				this.board[r][c] = that.board[r][c];
 			}
 		}
 	}
@@ -230,4 +230,18 @@ public class Board {
 		numPlies++;
 		return true;
 	}
+	
+	@Override
+	public String toString() {
+		StringBuilder sb1 = new StringBuilder();
+		for (int r = 0; r < NUM_ROWS; r++) {
+			StringBuilder sb2 = new StringBuilder();
+			for (int c = 0; c < NUM_COLS; c++) {
+				sb2.append(board[r][c].toString().charAt(0));
+			}
+			sb1.append(sb2);
+			sb1.append("\n");
+		}
+		return sb1.toString();
+	}
 }

src/model/CellPointer.java

@@ -1,11 +1,18 @@
 package model;
 
 public class CellPointer {
+	public static final CellPointer NONE = new CellPointer(-1,-1);
+	
+	public final int c;
+	public final int r;
+	
 	public CellPointer(int row, int col) {
-		r = row;
-		c = col;
+		this.r = row;
+		this.c = col;
 	}
-
-	public int r;
-	public int c;
-}
+	
+	@Override
+	public String toString() {
+		return "(" + r + "," + c +")";
+	}
+}

src/model/Move.java

@@ -28,4 +28,9 @@ public class Move {
 	public TileColor getColor() {
 		return color;
 	}
+	
+	@Override
+	public String toString() {
+		return "Play " + color + "@" + cp;
+	}
 }

src/model/Referee.java

@@ -1,14 +1,16 @@
 package model;
 
+import model.Board.TileColor;
+
 import org.apache.log4j.Logger;
 
 import player.AlphaBetaComPlayer;
 import player.HumanPlayer;
+import player.MinimaxComPlayer;
 import player.Player;
 import view.BoardPanel;
 import view.MessagePanel;
 import view.ScorePanel;
-import model.Board.TileColor;
 
 public class Referee implements Runnable {
 

src/model/SearchResult.java

@@ -0,0 +1,16 @@
+package model;
+
+public class SearchResult {
+	public final Move move;
+	public final int score;
+	
+	public SearchResult(Move move, int score) {
+		this.move = move;
+		this.score = score;
+	}
+	
+	@Override
+	public String toString() {
+		return move + ", score: " + score;
+	}
+}