king, copy board logic, getPseudoMoves

Knight.java

@@ -9,13 +9,16 @@ public class Knight extends Piece {
     super(x, y, color, new ImageIcon("sprites/" + color + "/knight.png").getImage());
   }
 
-  public ArrayList<Position> getLegalMoves(Board board) {
+  public Piece copy() {
+    Piece newP = new Knight(this.pos.x, this.pos.y, this.color);
+    return newP;
+  }
+
+  public ArrayList<Position> getPseudoLegalMoves(Board board) {
     ArrayList<Position> positions = new ArrayList<Position>();
 
     for (int i = 0; i < xDir.length; i++) {
-      int xPlus = xDir[i];
-      int yPlus = yDir[i];
-      Position test = new Position(pos.x + xPlus, pos.y + yPlus);
+      Position test = new Position(pos.x + xDir[i], pos.y + yDir[i]);
       if (!Board.inBounds(test)) continue;
       if (board.isOpen(test)) {
         positions.add(test);
@@ -28,4 +31,8 @@ public class Knight extends Piece {
 
     return positions;
   }
+
+  public ArrayList<Position> getLegalMoves(Board board) {
+    return null;
+  }
 }