ChessBoard.java

import org.code.playground.*;
import java.io.FileNotFoundException;
public class ChessBoard {
  public static Board myChessBoard = Playground.board;
  private static Piece[][] pieces = new Piece[2][16];
  private static Move[][] moves = new Move[8][8];
  private static Piece clickedPiece;
  private static boolean playerHasMove;
  public ChessBoard() throws FileNotFoundException, PlaygroundException {
    String[] pieceTypes = {"Rook", "Knight", "Bishop", "Queen", "King", "Bishop", "Knight", "Rook"};
    for (int i=0; i < 8; i++) {
      pieces[0][i] = new Piece(pieceTypes[i], "White", 0, i);
      pieces[0][8+i] = new Piece("Pawn", "White", 1, i);
      pieces[1][i] = new Piece(pieceTypes[i], "Black", 7, i);
      pieces[1][8+i] = new Piece("Pawn", "Black", 6, i);
    }
    showPlayableBoard();
    myChessBoard.start();
  }
  public static Piece[][] getPiecesArray() {
    return pieces;
  }
  public static Piece getClicked() {
    return clickedPiece;
  }
  public static boolean getPlayerHasMove() {
    return playerHasMove;
  }
  public static Piece getPieceAt (int row, int col) {
    for (int i = 0; i < 2; i++) {
      for (int j = 0; j < 16; j++) {        
        if (pieces[i][j].getRow() == row && pieces[i][j].getCol() == col) {
          return pieces[i][j];
        }
      }
    }
    return null;
  }
  public static void setClicked (Piece piece) {
    clickedPiece = piece;
  }
  public static void setPlayerHasMove (boolean x) {
    playerHasMove = x;
  }
  public static boolean isEmpty (int row, int col) {
    return getPieceAt(row, col) == null;
  }
  public static boolean isFree (int row, int col, String color) {
    return isEmpty(row, col) || !getPieceAt(row, col).getColor().equals(color);
  }
  public static void moveClickedPiece (int row, int col) throws FileNotFoundException {
    clickedPiece.move(true, row, col);
    showPlayableBoard();
  }
  public static void removePiece (Piece piece, Piece killedBy) {
    myChessBoard.removeClickableImage(piece.getButton());
  }
  public static void getPossibleMoves (Piece piece) throws FileNotFoundException {
    for (int r=0; r<8; r++) {
      for (int c=0; c<8; c++) {
        if (piece.validMove(r, c)) {
          moves[r][c] = new Move(r, c);
          playerHasMove = true;
        }
      }
    }
  }
  public static void showPlayableBoard() throws FileNotFoundException {
    myChessBoard.setBackgroundImage("Chessboard.png");
    for (Piece[] arr : pieces) {
      for (Piece piece : arr) {
        if (piece.getType() != null) {
          myChessBoard.addClickableImage(piece.getButton());
        }
      }
    }
  }
  public static void showPossibleMoves (Piece piece) throws FileNotFoundException {
    clearPossibleMoves();
    getPossibleMoves(piece);
    for (int r=0; r<8; r++) {
      for (int c=0; c<8; c++) {
        if (moves[r][c] != null) {
          myChessBoard.addClickableImage(moves[r][c]);
        }
      }
    }
  }
  public static void clearPossibleMoves() {
    for (int r=0; r<8; r++) {
      for (int c=0; c<8; c++) {
        if (moves[r][c] != null) {
          myChessBoard.removeClickableImage(moves[r][c]);
          moves[r][c] = null;
        }
      }
    }
  }
  public static void showOverlay (String winner) throws FileNotFoundException {
    switch (winner) {
      case "White": myChessBoard.addImageItem(new ImageItem("White-King.png", 0, 0, myChessBoard.getWidth(), myChessBoard.getHeight()));
        break;
      case "Black": myChessBoard.addImageItem(new ImageItem("Black-King.png", 0, 0, myChessBoard.getWidth(), myChessBoard.getHeight()));
        break;
      case "Draw": {
        myChessBoard.addImageItem(new ImageItem("White-King.png", 0, 0, myChessBoard.getWidth() / 2, myChessBoard.getHeight() / 2));
        myChessBoard.addImageItem(new ImageItem("Black-King.png", myChessBoard.getWidth() / 2, myChessBoard.getHeight() / 2, myChessBoard.getWidth() / 2, myChessBoard.getHeight() / 2));
      }
    }
    myChessBoard.addImageItem(new ImageItem("Transparent.png", 0, 0, myChessBoard.getWidth(), myChessBoard.getHeight()));
  }
}