king, copy board logic, getPseudoMoves

Bishop.java

@@ -2,71 +2,28 @@ import java.util.*;
 import javax.swing.ImageIcon;
 
 public class Bishop extends Piece {
-  boolean hasMoved;
 
   public Bishop(int x, int y, String color) {
     super(x, y, color, new ImageIcon("sprites/" + color + "/bishop.png").getImage());
-    hasMoved = false;
+  }
+
+  public Piece copy() {
+    Piece newP = new Bishop(this.pos.x, this.pos.y, this.color);
+    return newP;
+  }
+
+  public ArrayList<Position> getPseudoLegalMoves(Board board) {
+    ArrayList<Position> positions = new ArrayList<Position>();
+
+    positions.addAll(slide(board, -1, -1));
+    positions.addAll(slide(board, 1, -1));
+    positions.addAll(slide(board, -1, 1));
+    positions.addAll(slide(board, 1, 1));
+
+    return positions;
   }
 
   public ArrayList<Position> getLegalMoves(Board board) {
-    ArrayList<Position> positions = new ArrayList<Position>();
-
-    // check left
-    for (int i = pos.x - 1; i >= 0; i--) {
-      Position test = new Position(i, pos.y);
-      if (board.isOpen(test)) {
-        positions.add(test);
-        continue;
-      } else if (board.getPiece(test).colorMatches(this)) {
-        break;
-      } else {
-        positions.add(test);
-        break;
-      }
-    }
-
-    // check right
-    for (int i = pos.x + 1; i <= 7; i++) {
-      Position test = new Position(i, pos.y);
-      if (board.isOpen(test)) {
-        positions.add(test);
-        continue;
-      } else if (board.getPiece(test).colorMatches(this)) {
-        break;
-      } else {
-        positions.add(test);
-        break;
-      }
-    }
-
-    // check up
-    for (int i = pos.y + 1; i <= 7; i++) {
-      Position test = new Position(pos.x, i);
-      if (board.isOpen(test)) {
-        positions.add(test);
-        continue;
-      } else if (board.getPiece(test).colorMatches(this)) {
-        break;
-      } else {
-        positions.add(test);
-        break;
-      }
-    }
-
-    // check down
-    for (int i = pos.y - 1; i >= 0; i--) {
-      Position test = new Position(pos.x, i);
-      if (board.isOpen(test)) {
-        positions.add(test);
-        continue;
-      } else if (board.getPiece(test).colorMatches(this)) {
-        break;
-      } else {
-        positions.add(test);
-        break;
-      }
-    }
-    return positions;
+    return null;
   }
 }