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現在我正在開發在Java中的棋局，並已寫在一個Java文件，整場比賽沒有做子類，我希望我能得到一些幫助與象棋代碼拆分爲
我要分開所有的部分移動到一個新文件
有人可以告訴我該怎麼做
這是它下面的整個文件被稱爲ChessFrame，
我需要幫助把所有的一塊移動的單獨的文件叫做ChessMovement.java
我已經tryed剛剛取出來的運動，但隨後打破了所有我能真正做到與別人向我展示
ChessFrame.java
import java.awt.*;
import java.awt.event.*;
import java.util.*;
import javax.swing.*;
public class ChessFrame extends JFrame implements MouseListener, MouseMotionListener {
JLayeredPane layeredPane;
JPanel chessBoard;
JLabel chessPiece;
int xAdjustment;
int yAdjustment;
int startX;
int startY;
int initialX;
int initialY;
JPanel panels;
JLabel pieces;
public ChessFrame() {
Dimension boardSize = new Dimension(600, 600);
// Use a Layered Pane for this application
layeredPane = new JLayeredPane();
getContentPane().add(layeredPane);
layeredPane.setPreferredSize(boardSize);
layeredPane.addMouseListener(this);
layeredPane.addMouseMotionListener(this);
//Add a chess board to the Layered Pane
chessBoard = new JPanel();
layeredPane.add(chessBoard, JLayeredPane.DEFAULT_LAYER);
chessBoard.setLayout(new GridLayout(8, 8));
chessBoard.setPreferredSize(boardSize);
chessBoard.setBounds(0, 0, boardSize.width, boardSize.height);
for (int i = 0; i < 64; i++) {
JPanel square = new JPanel(new BorderLayout());
chessBoard.add(square);
int row = (i/8) % 2;
if (row == 0) {
square.setBackground(i % 2 == 0 ? Color.white : Color.gray);
} else {
square.setBackground(i % 2 == 0 ? Color.gray : Color.white);
}
}
// Setting up the Initial Chess board.
for (int i = 8; i < 16; i++) {
pieces = new JLabel(new ImageIcon("WhitePawn.png"));
panels = (JPanel) chessBoard.getComponent(i);
panels.add(pieces);
}
pieces = new JLabel(new ImageIcon("WhiteRook.png"));
panels = (JPanel) chessBoard.getComponent(0);
panels.add(pieces);
pieces = new JLabel(new ImageIcon("WhiteKnight.png"));
panels = (JPanel) chessBoard.getComponent(1);
panels.add(pieces);
pieces = new JLabel(new ImageIcon("WhiteKnight.png"));
panels = (JPanel) chessBoard.getComponent(6);
panels.add(pieces);
pieces = new JLabel(new ImageIcon("WhiteBishup.png"));
panels = (JPanel) chessBoard.getComponent(2);
panels.add(pieces);
pieces = new JLabel(new ImageIcon("WhiteBishup.png"));
panels = (JPanel) chessBoard.getComponent(5);
panels.add(pieces);
pieces = new JLabel(new ImageIcon("WhiteKing.png"));
panels = (JPanel) chessBoard.getComponent(3);
panels.add(pieces);
pieces = new JLabel(new ImageIcon("WhiteQueen.png"));
panels = (JPanel) chessBoard.getComponent(4);
panels.add(pieces);
pieces = new JLabel(new ImageIcon("WhiteRook.png"));
panels = (JPanel) chessBoard.getComponent(7);
panels.add(pieces);
for (int i = 48; i < 56; i++) {
pieces = new JLabel(new ImageIcon("BlackPawn.png"));
panels = (JPanel) chessBoard.getComponent(i);
panels.add(pieces);
}
pieces = new JLabel(new ImageIcon("BlackRook.png"));
panels = (JPanel) chessBoard.getComponent(56);
panels.add(pieces);
pieces = new JLabel(new ImageIcon("BlackKnight.png"));
panels = (JPanel) chessBoard.getComponent(57);
panels.add(pieces);
pieces = new JLabel(new ImageIcon("BlackKnight.png"));
panels = (JPanel) chessBoard.getComponent(62);
panels.add(pieces);
pieces = new JLabel(new ImageIcon("BlackBishup.png"));
panels = (JPanel) chessBoard.getComponent(58);
panels.add(pieces);
pieces = new JLabel(new ImageIcon("BlackBishup.png"));
panels = (JPanel) chessBoard.getComponent(61);
panels.add(pieces);
pieces = new JLabel(new ImageIcon("BlackKing.png"));
panels = (JPanel) chessBoard.getComponent(59);
panels.add(pieces);
pieces = new JLabel(new ImageIcon("BlackQueen.png"));
panels = (JPanel) chessBoard.getComponent(60);
panels.add(pieces);
pieces = new JLabel(new ImageIcon("BlackRook.png"));
panels = (JPanel) chessBoard.getComponent(63);
panels.add(pieces);
}
private Boolean piecePresent(int x, int y) {
Component c = chessBoard.findComponentAt(x, y);
if (c instanceof JPanel) {
return false;
} else {
return true;
}
}
//Check if a piece is a Black piece.
private Boolean checkWhiteOponent(int newX, int newY) {
Boolean oponent;
Component c1 = chessBoard.findComponentAt(newX, newY);
JLabel awaitingPiece = (JLabel) c1;
String tmp1 = awaitingPiece.getIcon().toString();
if (((tmp1.contains("Black")))) {
oponent = true;
} else {
oponent = false;
}
return oponent;
}
//Check if a piece is a White piece.
private Boolean checkBlackOponent(int newX, int newY) {
Boolean oponent;
Component c1 = chessBoard.findComponentAt(newX, newY);
JLabel awaitingPiece = (JLabel) c1;
String tmp1 = awaitingPiece.getIcon().toString();
if (((tmp1.contains("White")))) {
oponent = true;
} else {
oponent = false;
}
return oponent;
}
public void mousePressed(MouseEvent e) {
chessPiece = null;
Component c = chessBoard.findComponentAt(e.getX(), e.getY());
if (c instanceof JPanel) {
return;
}
Point parentLocation = c.getParent().getLocation();
xAdjustment = parentLocation.x - e.getX();
yAdjustment = parentLocation.y - e.getY();
chessPiece = (JLabel) c;
initialX = e.getX();
initialY = e.getY();
startX = (e.getX()/75);
startY = (e.getY()/75);
chessPiece.setLocation(e.getX() + xAdjustment, e.getY() + yAdjustment);
chessPiece.setSize(chessPiece.getWidth(), chessPiece.getHeight());
layeredPane.add(chessPiece, JLayeredPane.DRAG_LAYER);
}
public void mouseDragged(MouseEvent me) {
if (chessPiece == null) {
return;
}
chessPiece.setLocation(me.getX() + xAdjustment, me.getY() + yAdjustment);
}
public void mouseReleased(MouseEvent e) {
if (chessPiece == null) {
return;
}
chessPiece.setVisible(false);
Boolean success = false;
Component c = chessBoard.findComponentAt(e.getX(), e.getY());
String tmp = chessPiece.getIcon().toString();
String pieceName = tmp.substring(0, (tmp.length() - 4));
Boolean validMove = false;
//Pawn Moves
//White Pawn
if (pieceName.equals("WhitePawn")) {
if (startY == 1) {
if ((startX == (e.getX()/75)) && ((((e.getY()/75) - startY) == 1) || ((e.getY()/75) - startY) == 2)) {
if ((((e.getY()/75) - startY) == 2)) {
if ((!piecePresent(e.getX(), (e.getY()))) && (!piecePresent(e.getX(), (e.getY() + 75)))) {
validMove = true;
} else {
validMove = false;
}
} else {
if ((!piecePresent(e.getX(), (e.getY())))) {
validMove = true;
} else {
validMove = false;
}
}
} else {
validMove = false;
}
} else {
int newY = e.getY()/75;
int newX = e.getX()/75;
if ((startX - 1 >= 0) || (startX + 1 <= 7)) {
if ((piecePresent(e.getX(), (e.getY()))) && ((((newX == (startX + 1) && (startX + 1 <= 7))) || ((newX == (startX - 1)) && (startX - 1 >= 0))))) {
if (checkWhiteOponent(e.getX(), e.getY())) {
validMove = true;
if (startY == 6) {
success = true;
}
} else {
validMove = false;
}
} else {
if (!piecePresent(e.getX(), (e.getY()))) {
if ((startX == (e.getX()/75)) && ((e.getY()/75) - startY) == 1) {
if (startY == 6) {
success = true;
}
validMove = true;
} else {
validMove = false;
}
} else {
validMove = false;
}
}
} else {
validMove = false;
}
}
}
//Black Pawn
if (pieceName.equals("BlackPawn")) {
if (startY == 6) {
if ((startX == (e.getX()/75)) && ((((e.getY()/75) - startY) == -1) || ((e.getY()/75) - startY) == -2)) {
if ((((e.getY()/75) - startY) == -2)) {
if ((!piecePresent(e.getX(), (e.getY()))) && (!piecePresent(e.getX(), (e.getY() + 75)))) {
validMove = true;
} else {
validMove = false;
}
} else {
if ((!piecePresent(e.getX(), (e.getY())))) {
validMove = true;
} else {
validMove = false;
}
}
} else {
validMove = false;
}
} else {
int newY = e.getY()/75;
int newX = e.getX()/75;
if ((startX - 1 >= 0) || (startX + 1 <= 7)) {
if ((piecePresent(e.getX(), (e.getY()))) && ((((newX == (startX + 1) && (startX + 1 <= 7))) || ((newX == (startX - 1)) && (startX - 1 >= 0))))) {
if (checkBlackOponent(e.getX(), e.getY())) {
validMove = true;
if (startY == 1) {
success = true;
}
} else {
validMove = false;
}
} else {
if (!piecePresent(e.getX(), (e.getY()))) {
if ((startX == (e.getX()/75)) && ((e.getY()/75) - startY) == -1) {
if (startY == 2) {
success = true;
}
validMove = true;
} else {
validMove = false;
}
} else {
validMove = false;
}
}
} else {
validMove = false;
}
}
}
//End of Pawn Moves
//Knight Moves
//White Knight Code
else if (pieceName.contains("WhiteKnight")) {
// next we need to get the new coordinates for where the piece is being dropped.
int newY = e.getY()/75;
int newX = e.getX()/75;
// We need to make sure that the piece is being put back on the board...if its not being on
// the board why would we want to check anything else!
if (((newX < 0) || (newX > 7)) || ((newY < 0) || (newY > 7))) {
validMove = false;
} else {
if (((newX == startX + 1) && (newY == startY + 2)) || ((newX == startX - 1) && (newY == startY + 2)) || ((newX == startX + 2) && (newY == startY + 1)) || ((newX == startX - 2) && (newY == startY + 1)) || ((newX == startX + 1) && (newY == startY - 2)) || ((newX == startX - 1) && (newY == startY - 2)) || ((newX == startX + 2) && (newY == startY - 1)) || ((newX == startX - 2) && (newY == startY - 1))) {
validMove = true;
if (piecePresent(e.getX(), (e.getY()))) {
if (pieceName.contains("White")) {
if (checkWhiteOponent(e.getX(), e.getY())) {
validMove = true;
} else {
validMove = false;
}
} else {
if (checkBlackOponent(e.getX(), e.getY())) {
validMove = true;
} else {
validMove = false;
}
}
}
} else {
validMove = false;
}
}
} //Black Knight Code
else if (pieceName.contains("BlackKnight")) {
// next we need to get the new coordinates for where the piece is being dropped.
int newY = e.getY()/75;
int newX = e.getX()/75;
// We need to make sure that the piece is being put back on the board...if its not being on
// the board why would we want to check anything else!
if (((newX < 0) || (newX > 7)) || ((newY < 0) || (newY > 7))) {
validMove = false;
} else {
if (((newX == startX + 1) && (newY == startY + 2)) || ((newX == startX - 1) && (newY == startY + 2)) || ((newX == startX + 2) && (newY == startY + 1)) || ((newX == startX - 2) && (newY == startY + 1)) || ((newX == startX + 1) && (newY == startY - 2)) || ((newX == startX - 1) && (newY == startY - 2)) || ((newX == startX + 2) && (newY == startY - 1)) || ((newX == startX - 2) && (newY == startY - 1))) {
validMove = true;
if (piecePresent(e.getX(), (e.getY()))) {
if (pieceName.contains("Black")) {
if (checkBlackOponent(e.getX(), e.getY())) {
validMove = true;
} else {
validMove = false;
}
} else {
if (checkWhiteOponent(e.getX(), e.getY())) {
validMove = true;
} else {
validMove = false;
}
}
}
} else {
validMove = false;
}
}
}
//End of Knight Code
//Bishop Code
//White Bishup
else if (pieceName.contains("WhiteBishup")) {
int newY = e.getY()/75;
int newX = e.getX()/75;
boolean inTheWay = false;
int distance = Math.abs(startX - newX);
if (((newX < 0) || (newX > 7)) || ((newY < 0) || (newY > 7))) {
validMove = false;
} else {
validMove = true;
if (Math.abs(startX - newX) == Math.abs(startY - newY)) {
if ((startX - newX < 0) && (startY - newY < 0)) {
for (int i = 0; i < distance; i++) {
if (piecePresent((initialX + (i * 75)), (initialY + (i * 75)))) {
inTheWay = true;
}
}
} else if ((startX - newX < 0) && (startY - newY > 0)) {
for (int i = 0; i < distance; i++) {
if (piecePresent((initialX + (i * 75)), (initialY - (i * 75)))) {
inTheWay = true;
}
}
} else if ((startX - newX > 0) && (startY - newY > 0)) {
for (int i = 0; i < distance; i++) {
if (piecePresent((initialX - (i * 75)), (initialY - (i * 75)))) {
inTheWay = true;
}
}
} else if ((startX - newX > 0) && (startY - newY < 0)) {
for (int i = 0; i < distance; i++) {
if (piecePresent((initialX - (i * 75)), (initialY + (i * 75)))) {
inTheWay = true;
}
}
}
if (inTheWay) {
validMove = false;
} else {
if (piecePresent(e.getX(), (e.getY()))) {
if (pieceName.contains("White")) {
if (checkWhiteOponent(e.getX(), e.getY())) {
validMove = true;
} else {
validMove = false;
}
} else {
if (checkBlackOponent(e.getX(), e.getY())) {
validMove = true;
} else {
validMove = false;
}
}
} else {
validMove = true;
}
}
} else { // the move that is being tried is not a diagonal move...
validMove = false;
}
}
} //Black Bishup
else if (pieceName.contains("BlackBishup")) {
int newY = e.getY()/75;
int newX = e.getX()/75;
boolean inTheWay = false;
int distance = Math.abs(startX - newX);
if (((newX < 0) || (newX > 7)) || ((newY < 0) || (newY > 7))) {
validMove = false;
} else {
validMove = true;
if (Math.abs(startX - newX) == Math.abs(startY - newY)) {
if ((startX - newX < 0) && (startY - newY < 0)) {
for (int i = 0; i < distance; i++) {
if (piecePresent((initialX + (i * 75)), (initialY + (i * 75)))) {
inTheWay = true;
}
}
} else if ((startX - newX < 0) && (startY - newY > 0)) {
for (int i = 0; i < distance; i++) {
if (piecePresent((initialX + (i * 75)), (initialY - (i * 75)))) {
inTheWay = true;
}
}
} else if ((startX - newX > 0) && (startY - newY > 0)) {
for (int i = 0; i < distance; i++) {
if (piecePresent((initialX - (i * 75)), (initialY - (i * 75)))) {
inTheWay = true;
}
}
} else if ((startX - newX > 0) && (startY - newY < 0)) {
for (int i = 0; i < distance; i++) {
if (piecePresent((initialX - (i * 75)), (initialY + (i * 75)))) {
inTheWay = true;
}
}
}
if (inTheWay) {
validMove = false;
} else {
if (piecePresent(e.getX(), (e.getY()))) {
if (pieceName.contains("Black")) {
if (checkBlackOponent(e.getX(), e.getY())) {
validMove = true;
} else {
validMove = false;
}
} else {
if (checkWhiteOponent(e.getX(), e.getY())) {
validMove = true;
} else {
validMove = false;
}
}
} else {
validMove = true;
}
}
} else { // the move that is being tried is not a diagonal move...
validMove = false;
}
}
}
//End of Bishup Code
//Changes to new pawn Piece and Validates Move
if(!validMove){
int location=0;
if(startY ==0){
location = startX;
}
else{
location = (startY*8)+startX;
}
String pieceLocation = pieceName+".png";
pieces = new JLabel(new ImageIcon(pieceLocation));
panels = (JPanel)chessBoard.getComponent(location);
panels.add(pieces);
}
else{
if(success){
if (c instanceof JLabel){
Container parent = c.getParent();
parent.remove(0);
String promoteTo;
do {
promoteTo = (String) JOptionPane.showInputDialog(null,
"Promote Pawn to :", "Pawn Promotion",
JOptionPane.QUESTION_MESSAGE, null,
new String[]{"Queen", "Bishup", "Knight", "Rook"}, "Queen");
} while (promoteTo == null);
String newPiece = null;
int location = 0;
if (pieceName.contains("White"))
{
location = 56 + (e.getX()/75);
newPiece = "White"+promoteTo;
}
else
{
location = (e.getX()/75);
newPiece = "Black"+promoteTo;
}
pieces = new JLabel(new ImageIcon(newPiece+".png"));
parent = (JPanel)chessBoard.getComponent(location);
parent.add(pieces);
validate();
repaint();
}
}
else{
if (c instanceof JLabel){
Container parent = c.getParent();
parent.remove(0);
parent.add(chessPiece);
}
else {
Container parent = (Container)c;
parent.add(chessPiece);
}
chessPiece.setVisible(true);
}
}
}
public void mouseClicked(MouseEvent e) {
}
public void mouseMoved(MouseEvent e) {
}
public void mouseEntered(MouseEvent e) {
}
public void mouseExited(MouseEvent e) {
}
public static void main(String[] args) {
JFrame frame = new ChessFrame();
frame.setDefaultCloseOperation(DISPOSE_ON_CLOSE);
frame.pack();
frame.setResizable(true);
frame.setLocationRelativeTo(null);
frame.setVisible(true);
}
}
任何幫助將是巨大的代碼目前有沒有錯誤但我不想再往前走直到我把它分離出來
感謝您的幫助
這也已發佈在代碼審查：http://codereview.stackexchange.com/questions/68853/chess-architecture **並不是一個很好的適合任何網站** – 2014-11-06 13:58:19