king, copy board logic, getPseudoMoves

Queen.java

@@ -0,0 +1,33 @@
+import java.util.*;
+import javax.swing.ImageIcon;
+
+public class Queen extends Piece {
+
+  public Queen(int x, int y, String color) {
+    super(x, y, color, new ImageIcon("sprites/" + color + "/queen.png").getImage());
+  }
+
+  public Piece copy() {
+    Piece newP = new Queen(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));
+    positions.addAll(slide(board, 1, 0));
+    positions.addAll(slide(board, -1, 0));
+    positions.addAll(slide(board, 0, 1));
+    positions.addAll(slide(board, 0, -1));
+
+    return positions;
+  }
+
+  public ArrayList<Position> getLegalMoves(Board board) {
+    return null;
+  }
+}