Crabs/3DChess
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base: Crabs:63a1e261e88f904793d868b12cea9541c35a500b
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Crabs:v1.1 Crabs:v1.0
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compare: Crabs:decorateurs
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Crabs:main Crabs:doc Crabs:failed Crabs:decorateurs
Crabs:v1.1 Crabs:v1.0

7 Commits
63a1e261e8 ... decorateur

Author SHA1 Message Date
Persson-dev
fa3c6672e4 ignore classes 2025-04-07 10:17:27 +02:00
Persson-dev
b920c4fbb3 change board to cells 2025-04-07 10:17:19 +02:00
Janet-Doe
f4b5e10e5b addition of decorator to manage pieces' moves 2025-03-31 12:02:23 +02:00
Janet-Doe
747bc62596 contoller 2025-03-31 11:21:27 +02:00
Janet-Doe
d60e66fd09 working piece display + basic moves 2025-03-25 16:50:31 +01:00
Janet-Doe
c8c6019b15 addo pieces 2025-03-25 10:21:50 +01:00
Janet-Doe
d720e16de0 Implementation of 2D mode 2025-03-24 11:17:32 +01:00
60 changed files with 657 additions and 1710 deletions
Expand all files Collapse all files

2
.gitignore vendored
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@@ -5,5 +5,3 @@
build
app/bin
.vscode

2
app/build.gradle
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@@ -17,7 +17,7 @@ repositories {
}
def lwjgl_version = "3.3.6"
def lwjgl_natives = "natives-linux"
def lwjgl_natives = "natives-windows"
dependencies {
// Use JUnit Jupiter for testing.

20
app/src/main/java/chess/App.java
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@@ -3,22 +3,14 @@
*/
package chess;
import chess.io.CommandExecutor;
import chess.io.commands.NewGameCommand;
import chess.model.ChessBoard;
import chess.model.Game;
import chess.simplerender.Window;
import chess.view.render2D.Window;
public class App {
public String getGreeting() {
return "Hello World!";
}
public static void main(String[] args) {
CommandExecutor commandExecutor = new CommandExecutor();
Game game = new Game(new ChessBoard());
Window window = new Window(commandExecutor);
commandExecutor.setGame(game);
commandExecutor.setOutputSystem(window);
commandExecutor.executeCommand(new NewGameCommand());
Window.main(args);
}
}

29
app/src/main/java/chess/controller/Controller.java Normal file
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@@ -0,0 +1,29 @@
package chess.controller;
import chess.model.Coordinates;
import chess.model.Game;
import chess.model.Move;
import chess.view.render2D.Window;
public class Controller {
private final Game game;
private final Window view;
public Controller(Game game, Window view) {
this.game = game;
this.view = view;
}
/**
*
* @param from Coordinates: old coordinates
* @param to Coordinates: new coordinates
*/
public void sendMove(Coordinates from, Coordinates to) {
System.out.println("New move: " + from + " to " + to);
game.setMove(new Move(from, to));
}
}

19
app/src/main/java/chess/io/Command.java
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@@ -1,19 +0,0 @@
package chess.io;
import chess.model.Game;
public abstract class Command {
public enum CommandResult {
/** The command was successfull. Should update display and switch player turn. */
Moved,
/** The command was successfull. Should not update anything */
NotMoved,
/** The command was successfull. Should only update display */
ActionNeeded,
/** The command was not successfull */
NotAllowed;
}
public abstract CommandResult execute(Game game, OutputSystem outputSystem);
}

90
app/src/main/java/chess/io/CommandExecutor.java
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@@ -1,90 +0,0 @@
package chess.io;
import chess.io.Command.CommandResult;
import chess.model.Game;
import chess.model.Game.GameStatus;
public class CommandExecutor {
private Game game;
private OutputSystem outputSystem;
public CommandExecutor() {
this.game = null;
this.outputSystem = null;
}
public CommandResult executeCommand(Command command) {
assert this.game != null : "No input game specified !";
assert this.outputSystem != null : "No output system specified !";
CommandResult result = command.execute(this.game, this.outputSystem);
// non player commands are not supposed to return move result
assert result != CommandResult.Moved || command instanceof PlayerCommand;
processResult(command, result);
return result;
}
private void processResult(Command command, CommandResult result) {
switch (result) {
case NotAllowed:
case NotMoved:
return;
case ActionNeeded:
this.outputSystem.updateDisplay();
return;
case Moved:
if (checkGameStatus())
return;
switchPlayerTurn();
this.outputSystem.updateDisplay();
return;
}
}
private void switchPlayerTurn() {
this.game.switchPlayerTurn();
this.outputSystem.playerTurn(this.game.getPlayerTurn());
}
/**
*
* @return True if the game is over
*/
private boolean checkGameStatus() {
GameStatus gameStatus = this.game.checkGameStatus();
switch (gameStatus) {
case Check:
this.outputSystem.kingIsInCheck();
return false;
case CheckMate:
this.outputSystem.kingIsInMat();
this.outputSystem.winnerIs(this.game.getPlayerTurn());
return true;
case OnGoing:
return false;
case Pat:
this.outputSystem.patSituation();
return true;
}
return false;
}
public void setOutputSystem(OutputSystem outputSystem) {
this.outputSystem = outputSystem;
}
public void setGame(Game game) {
this.game = game;
}
}

25
app/src/main/java/chess/io/OutputSystem.java
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@@ -1,25 +0,0 @@
package chess.io;
import chess.model.Color;
import chess.model.Coordinate;
public interface OutputSystem {
void playerTurn(Color color);
void winnerIs(Color color);
void kingIsInCheck();
void kingIsInMat();
void patSituation();
void hasSurrendered(Color color);
void gameStarted();
void promotePawn(Coordinate pieceCoords);
void updateDisplay();
}

7
app/src/main/java/chess/io/PlayerCommand.java
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@@ -1,7 +0,0 @@
package chess.io;
import chess.model.Game;
public abstract class PlayerCommand extends Command{
public abstract void undo(Game game, OutputSystem outputSystem);
}

24
app/src/main/java/chess/io/commands/CastlingCommand.java
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@@ -1,24 +0,0 @@
package chess.io.commands;
import chess.io.OutputSystem;
import chess.io.PlayerCommand;
import chess.model.Game;
public class CastlingCommand extends PlayerCommand {
@Override
public CommandResult execute(Game game, OutputSystem outputSystem) {
// we must promote the pending pawn before
if (game.pawnShouldBePromoted())
return CommandResult.NotAllowed;
return CommandResult.NotAllowed;
}
@Override
public void undo(Game game, OutputSystem outputSystem) {
// TODO Auto-generated method stub
throw new UnsupportedOperationException("Unimplemented method 'undo'");
}
}

41
app/src/main/java/chess/io/commands/GetAllowedMovesCommand.java
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@@ -1,41 +0,0 @@
package chess.io.commands;
import java.util.ArrayList;
import java.util.List;
import chess.io.Command;
import chess.io.OutputSystem;
import chess.model.ChessBoard;
import chess.model.Coordinate;
import chess.model.Game;
import chess.model.Piece;
public class GetAllowedMovesCommand extends Command {
private final Coordinate start;
private List<Coordinate> destinations;
public GetAllowedMovesCommand(Coordinate start) {
this.start = start;
this.destinations = new ArrayList<>();
}
@Override
public CommandResult execute(Game game, OutputSystem outputSystem) {
final ChessBoard board = game.getBoard();
Piece piece = board.pieceAt(start);
if (piece == null)
return CommandResult.NotAllowed;
if (piece.getColor() != game.getPlayerTurn())
return CommandResult.NotAllowed;
this.destinations = board.getAllowedMoves(start);
return CommandResult.NotMoved;
}
public List<Coordinate> getDestinations() {
return destinations;
}
}

33
app/src/main/java/chess/io/commands/GetPieceAtCommand.java
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@@ -1,33 +0,0 @@
package chess.io.commands;
import chess.io.Command;
import chess.io.OutputSystem;
import chess.model.Coordinate;
import chess.model.Game;
import chess.model.Piece;
public class GetPieceAtCommand extends Command{
private final Coordinate pieceCoords;
private Piece piece;
public GetPieceAtCommand(Coordinate pieceCoords) {
this.pieceCoords = pieceCoords;
this.piece = null;
}
@Override
public CommandResult execute(Game game, OutputSystem outputSystem) {
if (!pieceCoords.isValid())
return CommandResult.NotAllowed;
this.piece = game.getBoard().pieceAt(pieceCoords);
return CommandResult.NotMoved;
}
public Piece getPiece() {
return piece;
}
}

24
app/src/main/java/chess/io/commands/GrandCastlingCommand.java
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@@ -1,24 +0,0 @@
package chess.io.commands;
import chess.io.OutputSystem;
import chess.io.PlayerCommand;
import chess.model.Game;
public class GrandCastlingCommand extends PlayerCommand {
@Override
public CommandResult execute(Game game, OutputSystem outputSystem) {
// we must promote the pending pawn before
if (game.pawnShouldBePromoted())
return CommandResult.NotAllowed;
return CommandResult.NotAllowed;
}
@Override
public void undo(Game game, OutputSystem outputSystem) {
// TODO Auto-generated method stub
throw new UnsupportedOperationException("Unimplemented method 'undo'");
}
}

76
app/src/main/java/chess/io/commands/MoveCommand.java
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@@ -1,76 +0,0 @@
package chess.io.commands;
import chess.io.OutputSystem;
import chess.io.PlayerCommand;
import chess.model.ChessBoard;
import chess.model.Coordinate;
import chess.model.Game;
import chess.model.Move;
import chess.model.Piece;
import chess.model.visitor.PiecePathChecker;
public class MoveCommand extends PlayerCommand {
private final Move move;
private Piece deadPiece;
public MoveCommand(Move move) {
this.move = move;
this.deadPiece = null;
}
public Move getMove() {
return move;
}
@Override
public CommandResult execute(Game game, OutputSystem outputSystem) {
final ChessBoard board = game.getBoard();
// we must promote the pending pawn before
if (game.pawnShouldBePromoted())
return CommandResult.NotAllowed;
Piece piece = board.pieceAt(move.getStart());
if (piece == null)
return CommandResult.NotAllowed;
if (piece.getColor() != game.getPlayerTurn())
return CommandResult.NotAllowed;
boolean valid = new PiecePathChecker(board, move).isValid();
if (!valid)
return CommandResult.NotAllowed;
this.deadPiece = board.pieceAt(move.getFinish());
board.applyMove(move);
if (board.isKingInCheck(game.getPlayerTurn())) {
board.undoLastMove();
return CommandResult.NotAllowed;
}
if (shouldPromote(game, outputSystem))
return CommandResult.ActionNeeded;
return CommandResult.Moved;
}
@Override
public void undo(Game game, OutputSystem outputSystem) {
final ChessBoard board = game.getBoard();
board.undoMove(move, deadPiece);
}
private boolean shouldPromote(Game game, OutputSystem outputSystem) {
Coordinate pawnPos = game.pawnPromotePosition();
if (pawnPos == null)
return false;
outputSystem.promotePawn(pawnPos);
return true;
}
}

58
app/src/main/java/chess/io/commands/NewGameCommand.java
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@@ -1,58 +0,0 @@
package chess.io.commands;
import chess.io.Command;
import chess.io.OutputSystem;
import chess.model.ChessBoard;
import chess.model.Color;
import chess.model.Coordinate;
import chess.model.Game;
import chess.model.pieces.Bishop;
import chess.model.pieces.King;
import chess.model.pieces.Knight;
import chess.model.pieces.Pawn;
import chess.model.pieces.Queen;
import chess.model.pieces.Rook;
public class NewGameCommand extends Command {
public CommandResult execute(Game game, OutputSystem outputSystem) {
final ChessBoard board = game.getBoard();
board.clearBoard();
for (int i = 0; i < 8; i++) {
board.pieceComes(new Pawn(Color.Black), new Coordinate(i, 1));
board.pieceComes(new Pawn(Color.White), new Coordinate(i, Coordinate.VALUE_MAX - 2));
}
board.pieceComes(new Rook(Color.Black), new Coordinate(0, 0));
board.pieceComes(new Rook(Color.Black), new Coordinate(Coordinate.VALUE_MAX - 1, 0));
board.pieceComes(new Rook(Color.White), new Coordinate(0, Coordinate.VALUE_MAX - 1));
board.pieceComes(new Rook(Color.White), new Coordinate(Coordinate.VALUE_MAX - 1, Coordinate.VALUE_MAX - 1));
board.pieceComes(new Knight(Color.Black), new Coordinate(1, 0));
board.pieceComes(new Knight(Color.Black), new Coordinate(Coordinate.VALUE_MAX - 2, 0));
board.pieceComes(new Knight(Color.White), new Coordinate(1, Coordinate.VALUE_MAX - 1));
board.pieceComes(new Knight(Color.White), new Coordinate(Coordinate.VALUE_MAX - 2, Coordinate.VALUE_MAX - 1));
board.pieceComes(new Bishop(Color.Black), new Coordinate(2, 0));
board.pieceComes(new Bishop(Color.Black), new Coordinate(Coordinate.VALUE_MAX - 3, 0));
board.pieceComes(new Bishop(Color.White), new Coordinate(2, Coordinate.VALUE_MAX - 1));
board.pieceComes(new Bishop(Color.White), new Coordinate(Coordinate.VALUE_MAX - 3, Coordinate.VALUE_MAX - 1));
board.pieceComes(new Queen(Color.Black), new Coordinate(3, 0));
board.pieceComes(new King(Color.Black), new Coordinate(4, 0));
board.pieceComes(new Queen(Color.White), new Coordinate(3, Coordinate.VALUE_MAX - 1));
board.pieceComes(new King(Color.White), new Coordinate(4, Coordinate.VALUE_MAX - 1));
game.resetPlayerTurn();
outputSystem.gameStarted();
outputSystem.playerTurn(game.getPlayerTurn());
return CommandResult.NotMoved;
}
}

88
app/src/main/java/chess/io/commands/PromoteCommand.java
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@@ -1,88 +0,0 @@
package chess.io.commands;
import chess.io.OutputSystem;
import chess.io.PlayerCommand;
import chess.model.ChessBoard;
import chess.model.Color;
import chess.model.Coordinate;
import chess.model.Game;
import chess.model.Piece;
import chess.model.pieces.Bishop;
import chess.model.pieces.Knight;
import chess.model.pieces.Pawn;
import chess.model.pieces.Queen;
import chess.model.pieces.Rook;
public class PromoteCommand extends PlayerCommand {
public enum PromoteType {
Queen,
Rook,
Bishop,
Knight
}
private final PromoteType promoteType;
private Coordinate pieceCoords;
public PromoteCommand(PromoteType promoteType) {
this.promoteType = promoteType;
}
@Override
public CommandResult execute(Game game, OutputSystem outputSystem) {
final ChessBoard board = game.getBoard();
this.pieceCoords = game.pawnPromotePosition();
if (this.pieceCoords == null)
return CommandResult.NotAllowed;
Piece pawn = board.pieceAt(this.pieceCoords);
if (pawn == null || !(pawn instanceof Pawn))
return CommandResult.NotAllowed;
int destY = this.pieceCoords.getY();
int enemyLine = pawn.getColor() == Color.White ? 0 : 7;
if (destY != enemyLine)
return CommandResult.NotAllowed;
board.pieceComes(createPiece(this.promoteType, pawn.getColor()), this.pieceCoords);
return CommandResult.Moved;
}
private Piece createPiece(PromoteType promoteType, Color color) {
switch (promoteType) {
case Queen:
return new Queen(color);
case Bishop:
return new Bishop(color);
case Knight:
return new Knight(color);
case Rook:
return new Rook(color);
default:
return null;
}
}
@Override
public void undo(Game game, OutputSystem outputSystem) {
final ChessBoard board = game.getBoard();
Piece promoted = board.pieceAt(this.pieceCoords);
assert promoted != null;
Color player = promoted.getColor();
board.pieceComes(new Pawn(player), this.pieceCoords);
}
}

23
app/src/main/java/chess/io/commands/SurrenderCommand.java
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@@ -1,23 +0,0 @@
package chess.io.commands;
import chess.io.Command;
import chess.io.OutputSystem;
import chess.model.Color;
import chess.model.Game;
public class SurrenderCommand extends Command {
private final Color player;
public SurrenderCommand(Color player) {
this.player = player;
}
@Override
public CommandResult execute(Game game, OutputSystem outputSystem) {
outputSystem.hasSurrendered(player);
outputSystem.winnerIs(Color.getEnemy(player));
return CommandResult.NotMoved;
}
}

15
app/src/main/java/chess/io/commands/UndoCommand.java
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@@ -1,15 +0,0 @@
package chess.io.commands;
import chess.io.Command;
import chess.io.OutputSystem;
import chess.model.Game;
public class UndoCommand extends Command{
@Override
public CommandResult execute(Game game, OutputSystem outputSystem) {
//TODO
return CommandResult.Moved;
}
}

17
app/src/main/java/chess/model/AccessibleCellsDecorator.java Normal file
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@@ -0,0 +1,17 @@
package chess.model;
import java.util.ArrayList;
public abstract class AccessibleCellsDecorator {
public AccessibleCellsDecorator base;
public ArrayList<Cell> cells;
protected abstract ArrayList<Cell> getAccessibleCells();
public AccessibleCellsDecorator(AccessibleCellsDecorator base) {
this.base = base;
}
public AccessibleCellsDecorator() {
this(null);
}
}

81
app/src/main/java/chess/model/Board.java Normal file
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@@ -0,0 +1,81 @@
package chess.model;
import chess.model.pieces.*;
public class Board {
private final Cell[][] cells;
private static final int WHITE = 0;
private static final int BLACK = 1;
public Board(int size) {
cells = new Cell[size][size];
for (int y = 0; y < size; y++) {
for (int x = 0; x < size; x++) {
cells[y][x] = new Cell();
}
}
setPieces();
}
public Board() {
this(8);
}
public Cell getCell(Coordinates coordinates) {
return cells[coordinates.getX()][coordinates.getY()];
}
public int getSize() {
return cells.length;
}
public void setPieces() throws Error {
if (this.getSize() == 8) {
setPiecesSize8();
} else {
throw new Error("Oops. This isn't implemented yet.");
}
}
public void setPiecesSize8() {
for (int i = 0; i < 8; i++) {
cells[i][1].setPiece(new Pawn(BLACK, this, cells[i][1]));
cells[i][6].setPiece(new Pawn(WHITE, this, cells[i][6]));
}
for (int i = 0; i <= 7; i += 7) {
cells[i][0].setPiece(new Rook(BLACK, this, cells[i][0]));
cells[i][7].setPiece(new Rook(WHITE, this, cells[i][7]));
}
for (int i = 1; i <= 6; i += 5) {
cells[i][0].setPiece(new Knight(BLACK, this, cells[i][0]));
cells[i][7].setPiece(new Knight(WHITE, this, cells[i][7]));
}
for (int i = 2; i <= 5; i += 3) {
cells[i][0].setPiece(new Bishop(BLACK, this, cells[i][0]));
cells[i][7].setPiece(new Bishop(WHITE, this, cells[i][7]));
}
cells[3][0].setPiece(new Queen(BLACK, this, cells[3][0]));
cells[3][7].setPiece(new Queen(WHITE, this, cells[3][7]));
cells[4][0].setPiece(new King(BLACK, this, cells[4][0]));
cells[4][7].setPiece(new King(WHITE, this, cells[4][7]));
}
public Piece getPiece(Coordinates coordinates) {
return getCell(coordinates).getPiece();
}
public void movePiece(Move move) throws Error {
Piece movingPiece = getPiece(move.getStart());
Cell arrivalCell = getCell(move.getEnd());
getCell(move.getStart()).deletePiece();
arrivalCell.setPiece(movingPiece);
movingPiece.setPosition(arrivalCell);
}
public Cell getRelativePosition(Coordinates coordinates) {
// todo
return null;
}
}

25
app/src/main/java/chess/model/Cell.java Normal file
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@@ -0,0 +1,25 @@
package chess.model;
public class Cell {
private Piece piece = null;
public Cell(Piece piece) {
this.piece = piece;
}
public Cell(){
this.piece = null;
}
public void setPiece(Piece piece) {
this.piece = piece;
}
public void deletePiece() {
this.piece = null;
}
public Piece getPiece() {
return piece;
}
}

180
app/src/main/java/chess/model/ChessBoard.java
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@@ -1,180 +0,0 @@
package chess.model;
import java.util.ArrayList;
import java.util.List;
import chess.model.visitor.KingIdentifier;
import chess.model.visitor.PiecePathChecker;
public class ChessBoard {
public static class Cell {
private Piece piece;
public Cell() {
this.piece = null;
}
public Piece getPiece() {
return piece;
}
public void setPiece(Piece piece) {
this.piece = piece;
}
}
private final Cell[][] cells;
private Move lastMove;
private Piece lastEjectedPiece;
public ChessBoard() {
this.cells = new Cell[Coordinate.VALUE_MAX][Coordinate.VALUE_MAX];
for (int i = 0; i < Coordinate.VALUE_MAX; i++) {
for (int j = 0; j < Coordinate.VALUE_MAX; j++) {
this.cells[i][j] = new Cell();
}
}
this.lastMove = null;
this.lastEjectedPiece = null;
}
public void applyMove(Move move) {
assert move.isValid() : "Invalid move !";
Piece deadPiece = pieceAt(move.getFinish());
if (deadPiece != null) {
this.lastEjectedPiece = deadPiece;
} else {
this.lastEjectedPiece = null;
}
Piece movingPiece = pieceAt(move.getStart());
pieceComes(movingPiece, move.getFinish());
pieceLeaves(move.getStart());
movingPiece.move();
this.lastMove = move;
}
public void undoLastMove() {
assert this.lastMove != null: "Can't undo at the beginning!";
undoMove(this.lastMove, this.lastEjectedPiece);
}
public void undoMove(Move move, Piece deadPiece) {
Piece movingPiece = pieceAt(move.getFinish());
pieceComes(movingPiece, move.getStart());
pieceComes(deadPiece, move.getFinish());
movingPiece.unMove();
}
public boolean isCellEmpty(Coordinate coordinate) {
return pieceAt(coordinate) == null;
}
public Piece pieceAt(Coordinate coordinate) {
if (!coordinate.isValid())
return null;
return cellAt(coordinate).getPiece();
}
public void clearBoard() {
for (int i = 0; i < Coordinate.VALUE_MAX; i++) {
for (int j = 0; j < Coordinate.VALUE_MAX; j++) {
pieceLeaves(new Coordinate(i, j));
}
}
}
private Cell cellAt(Coordinate coordinate) {
return this.cells[coordinate.getX()][coordinate.getY()];
}
public void pieceComes(Piece piece, Coordinate coordinate) {
cellAt(coordinate).setPiece(piece);
}
public void pieceLeaves(Coordinate coordinate) {
cellAt(coordinate).setPiece(null);
}
public Coordinate findKing(Color color) {
KingIdentifier kingIdentifier = new KingIdentifier(color);
for (int i = 0; i < Coordinate.VALUE_MAX; i++) {
for (int j = 0; j < Coordinate.VALUE_MAX; j++) {
Coordinate coordinate = new Coordinate(i, j);
Piece piece = pieceAt(coordinate);
if (piece != null && kingIdentifier.visit(piece)) {
return coordinate;
}
}
}
assert false : "No king found ?!";
return null;
}
public boolean isKingInCheck(Color color) {
Coordinate kingPos = findKing(color);
assert kingPos.isValid() : "King position is invalid!";
for (int i = 0; i < Coordinate.VALUE_MAX; i++) {
for (int j = 0; j < Coordinate.VALUE_MAX; j++) {
Coordinate attackCoords = new Coordinate(i, j);
Piece attackPiece = pieceAt(attackCoords);
if (attackPiece == null)
continue;
PiecePathChecker checker = new PiecePathChecker(this, new Move(attackCoords, kingPos));
if (checker.isValid())
return true;
}
}
return false;
}
public boolean hasAllowedMoves(Color player) {
for (int i = 0; i < Coordinate.VALUE_MAX; i++) {
for (int j = 0; j < Coordinate.VALUE_MAX; j++) {
Coordinate attackCoords = new Coordinate(i, j);
Piece attackPiece = pieceAt(attackCoords);
if (attackPiece == null)
continue;
if (attackPiece.getColor() != player)
continue;
if (!getAllowedMoves(attackCoords).isEmpty())
return true;
}
}
return false;
}
public List<Coordinate> getAllowedMoves(Coordinate pieceCoords) {
Piece piece = pieceAt(pieceCoords);
if (piece == null)
return null;
Color player = piece.getColor();
List<Coordinate> result = new ArrayList<>();
for (int i = 0; i < Coordinate.VALUE_MAX; i++) {
for (int j = 0; j < Coordinate.VALUE_MAX; j++) {
Coordinate destination = new Coordinate(i, j);
Move move = new Move(pieceCoords, destination);
PiecePathChecker piecePathChecker = new PiecePathChecker(this,
move);
if (!piecePathChecker.isValid())
continue;
applyMove(move);
if (!isKingInCheck(player))
result.add(destination);
undoLastMove();
}
}
return result;
}
}

10
app/src/main/java/chess/model/Color.java
View File

@@ -1,10 +0,0 @@
package chess.model;
public enum Color {
White,
Black;
public static Color getEnemy(Color color) {
return color == White ? Black : White;
}
}

41
app/src/main/java/chess/model/Coordinate.java
View File

@@ -1,41 +0,0 @@
package chess.model;
public class Coordinate {
private final int x;
private final int y;
public static int VALUE_MAX = 8;
public Coordinate(int x, int y) {
this.x = x;
this.y = y;
}
public int getX() {
return x;
}
public int getY() {
return y;
}
public boolean isValid() {
return 0 <= this.x && this.x < VALUE_MAX && 0 <= this.y && this.y < VALUE_MAX;
}
public static Coordinate fromIndex(int index) {
return new Coordinate(index % VALUE_MAX, index / VALUE_MAX);
}
public int toIndex() {
return this.y * VALUE_MAX + this.x;
}
@Override
public boolean equals(Object obj) {
if (obj instanceof Coordinate coo) {
return this.x == coo.x && this.y == coo.y;
}
return false;
}
}

22
app/src/main/java/chess/model/Coordinates.java Normal file
View File

@@ -0,0 +1,22 @@
package chess.model;
public class Coordinates {
private int x;
private int y;
public Coordinates(int x, int y) {
this.x = x;
this.y = y;
}
public int getX() {
return this.x;
}
public int getY() {
return this.y;
}
public String toString() {
return "(" + this.x + ", " + this.y + ")";
}
}

54
app/src/main/java/chess/model/Direction.java
View File

@@ -1,54 +0,0 @@
package chess.model;
public enum Direction {
Unset(65),
Front(-8), Back(8), Left(-1), Right(1),
FrontLeft(-9), FrontRight(-7), BackLeft(7), BackRight(9);
private final int indexOffset;
Direction(int indexOffset) {
this.indexOffset = indexOffset;
}
public int getIndexOffset() {
return indexOffset;
}
public static Direction fromInt(int direction) {
for (Direction dir : Direction.values()) {
if (dir.getIndexOffset() == direction)
return dir;
}
return null;
}
public static Direction findDirection(Move move) {
assert move.isValid() : "Move is invalid!";
int diffX = move.getFinish().getX() - move.getStart().getX();
int diffY = move.getFinish().getY() - move.getStart().getY();
if (diffX == 0 && diffY < 0)
return Direction.Front;
if (diffX == 0 && diffY > 0)
return Direction.Back;
if (diffX < 0 && diffY == 0)
return Direction.Left;
if (diffX > 0 && diffY == 0)
return Direction.Right;
if (diffX < 0 && -diffX == diffY)
return Direction.BackLeft;
if (diffX > 0 && diffX == diffY)
return Direction.BackRight;
if (diffY < 0 && diffX == diffY)
return Direction.FrontLeft;
if (diffX > 0 && diffX == -diffY)
return Direction.FrontRight;
return Direction.Unset;
}
}

118
app/src/main/java/chess/model/Game.java
View File

@@ -1,83 +1,87 @@
package chess.model;
import chess.model.pieces.Pawn;
import java.util.ArrayList;
import java.util.Observable;
public class Game {
private final ChessBoard board;
private Color playerTurn;
public class Game extends Observable implements Runnable {
private final Board board;
private Move move;
private final ArrayList<Player> players = new ArrayList<>();
public enum GameStatus {
Check, CheckMate, OnGoing, Pat;
public Game(int size) {
this.board = new Board(size);
this.setChanged();
this.notifyObservers();
}
public Game() {
this(8);
}
public Game(ChessBoard board) {
this.board = board;
public int getSize(){
return board.getSize();
}
public ChessBoard getBoard() {
public Board getBoard() {
return board;
}
public Color getPlayerTurn() {
return playerTurn;
public Move getMove() {
return move;
}
public void resetPlayerTurn() {
this.playerTurn = Color.White;
public void setMove(Move m){
this.move = m;
synchronized (this) {
this.notify();
}
}
public void switchPlayerTurn() {
playerTurn = Color.getEnemy(playerTurn);
public boolean gameDone(){
// todo
return false;
}
public GameStatus checkGameStatus() {
final Color enemy = Color.getEnemy(getPlayerTurn());
if (this.board.isKingInCheck(enemy))
if (this.board.hasAllowedMoves(enemy))
return GameStatus.Check;
else
return GameStatus.CheckMate;
if (!board.hasAllowedMoves(enemy))
return GameStatus.Pat;
return GameStatus.OnGoing;
public Player getNextPlayer(){
return players.getFirst();
}
public boolean pawnShouldBePromoted() {
return pawnPromotePosition() != null;
public void updatePlayersList(){
Player player = players.getFirst();
players.remove(player);
players.add(player);
}
/**
*
* @return Null if there is no pawn to promote
*/
public Coordinate pawnPromotePosition() {
Coordinate piecePos = pawnPromotePosition(Color.White);
if (piecePos != null)
return piecePos;
return pawnPromotePosition(Color.Black);
public void playGame() {
players.add(new Player(this));
players.add(new Player(this));
while (!gameDone()){
Move m = getNextPlayer().getMove();
while (!applyMove(m)){
m = getNextPlayer().getMove();
}
updatePlayersList();
setChanged();
notifyObservers();
}
}
/**
*
* @return Null if there is no pawn to promote
*/
private Coordinate pawnPromotePosition(Color color) {
int enemyLineY = color == Color.White ? 0 : 7;
for (int x = 0; x < Coordinate.VALUE_MAX; x++) {
Coordinate pieceCoords = new Coordinate(x, enemyLineY);
Piece piece = getBoard().pieceAt(pieceCoords);
if (piece == null || !(piece instanceof Pawn) || piece.getColor() != color)
continue;
return pieceCoords;
@Override
public void run(){
playGame();
}
return null;
public boolean applyMove(Move m){
if (board.getCell(m.getStart()).getPiece() == null){
return false;
}
try {
move(m);
}
catch (Exception e) {
return false;
}
return true;
}
public void move(Move move) throws Exception{
board.movePiece(move);
}
}

15
app/src/main/java/chess/model/Model2D.java Normal file
View File

@@ -0,0 +1,15 @@
package chess.model;
import java.util.Observable;
public class Model2D extends Observable {
public int x;
public int y;
public void set(int i, int j){
this.x = i;
this.y = j;
setChanged();
notifyObservers();
}
}

36
app/src/main/java/chess/model/Move.java
View File

@@ -1,42 +1,26 @@
package chess.model;
public class Move {
private final Coordinate start;
private final Coordinate finish;
private Coordinates start;
private Coordinates end;
public Move(Coordinate start, Coordinate finish) {
public Move(Coordinates start, Coordinates end) {
this.start = start;
this.finish = finish;
this.end = end;
}
public boolean isValid() {
return this.start.isValid() && this.finish.isValid() && !this.start.equals(this.finish);
public Coordinates getEnd() {
return end;
}
public Coordinate getStart() {
public Coordinates getStart() {
return start;
}
public Coordinate getFinish() {
return finish;
public void updateMove(Coordinates start, Coordinates end) {
this.start = start;
this.end = end;
}
public int traversedCells() {
assert isValid() : "Move is invalid!";
int diffX = getFinish().getX() - getStart().getX();
int diffY = getFinish().getY() - getStart().getY();
assert Math.abs(diffX) < Coordinate.VALUE_MAX : "Move is too big!";
assert Math.abs(diffX) < Coordinate.VALUE_MAX : "Move is too big!";
if (diffX == 0)
return Math.abs(diffY);
if (diffY == 0)
return Math.abs(diffX);
if (Math.abs(diffX) == Math.abs(diffY))
return Math.abs(diffX);
return 0;
}
}

30
app/src/main/java/chess/model/Piece.java
View File

@@ -1,31 +1,27 @@
package chess.model;
import chess.view.render2D.Pieces;
public abstract class Piece {
public final int color;
public AccessibleCellsDecorator decorator;
public final Board board;
public Cell position;
private final Color color;
private int moved;
public Piece(Color color) {
public Piece(int color, Board board, Cell position) {
this.color = color;
this.moved = 0;
this.board = board;
this.position = position;
}
public void move() {
this.moved++;
}
public Color getColor() {
public int getColor() {
return color;
}
public boolean hasMoved() {
return moved > 0;
public void setPosition(Cell cell) {
this.position = cell;
}
public void unMove() {
this.moved--;
}
public abstract <T> T accept(PieceVisitor<T> visitor);
public abstract void accept(PieceVisitor pv);
}

31
app/src/main/java/chess/model/PieceVisitor.java
View File

@@ -1,28 +1,17 @@
package chess.model;
import chess.model.pieces.Bishop;
import chess.model.pieces.King;
import chess.model.pieces.Knight;
import chess.model.pieces.Pawn;
import chess.model.pieces.Queen;
import chess.model.pieces.Rook;
import chess.model.pieces.*;
public interface PieceVisitor<T> {
default T visit(Piece piece) {
return piece.accept(this);
public interface PieceVisitor{
default void visit(Piece p) {
p.accept(this);
}
T visitPiece(Bishop bishop);
T visitPiece(King king);
T visitPiece(Knight knight);
T visitPiece(Pawn pawn);
T visitPiece(Queen queen);
T visitPiece(Rook rook);
void visitPiece(Bishop p);
void visitPiece(Knight p);
void visitPiece(Pawn p);
void visitPiece(Queen p);
void visitPiece(King p);
void visitPiece(Rook p);
}

21
app/src/main/java/chess/model/Player.java Normal file
View File

@@ -0,0 +1,21 @@
package chess.model;
public class Player {
private final Game game;
public Player(Game game) {
this.game = game;
}
public Move getMove(){
synchronized(game){
try {
game.wait();
}
catch (Exception e) {
System.out.println(e.getMessage());
}
}
return game.getMove();
}
}

21
app/src/main/java/chess/model/decorators/DiagonalDecorator.java Normal file
View File

@@ -0,0 +1,21 @@
package chess.model.decorators;
import chess.model.AccessibleCellsDecorator;
import chess.model.Cell;
import java.util.ArrayList;
public class DiagonalDecorator extends AccessibleCellsDecorator {
public DiagonalDecorator(AccessibleCellsDecorator base) {
super(base);
}
public DiagonalDecorator(){
super();
}
@Override
protected ArrayList<Cell> getAccessibleCells() {
return null;
}
}

22
app/src/main/java/chess/model/decorators/LineDecorator.java Normal file
View File

@@ -0,0 +1,22 @@
package chess.model.decorators;
import chess.model.AccessibleCellsDecorator;
import chess.model.Cell;
import java.util.ArrayList;
public class LineDecorator extends AccessibleCellsDecorator {
public LineDecorator(AccessibleCellsDecorator base) {
super(base);
}
public LineDecorator(){
super();
}
@Override
protected ArrayList<Cell> getAccessibleCells() {
return null;
}
}

13
app/src/main/java/chess/model/pieces/Bishop.java
View File

@@ -1,18 +1,17 @@
package chess.model.pieces;
import chess.model.Color;
import chess.model.Board;
import chess.model.Cell;
import chess.model.Piece;
import chess.model.PieceVisitor;
public class Bishop extends Piece {
public Bishop(Color color) {
super(color);
public Bishop(final int color, Board board, Cell cell) {
super(color, board, cell);
}
@Override
public <T> T accept(PieceVisitor<T> visitor) {
return visitor.visitPiece(this);
public void accept(PieceVisitor pv) {
pv.visitPiece(this);
}
}

12
app/src/main/java/chess/model/pieces/King.java
View File

@@ -1,17 +1,17 @@
package chess.model.pieces;
import chess.model.Color;
import chess.model.Board;
import chess.model.Cell;
import chess.model.Piece;
import chess.model.PieceVisitor;
public class King extends Piece {
public King(Color color) {
super(color);
public King(final int color, Board board, Cell cell) {
super(color, board, cell);
}
@Override
public <T> T accept(PieceVisitor<T> visitor) {
return visitor.visitPiece(this);
public void accept(PieceVisitor pv) {
pv.visitPiece(this);
}
}

12
app/src/main/java/chess/model/pieces/Knight.java
View File

@@ -1,17 +1,17 @@
package chess.model.pieces;
import chess.model.Color;
import chess.model.Board;
import chess.model.Cell;
import chess.model.Piece;
import chess.model.PieceVisitor;
public class Knight extends Piece {
public Knight(Color color) {
super(color);
public Knight(final int color, Board board, Cell cell) {
super(color, board, cell);
}
@Override
public <T> T accept(PieceVisitor<T> visitor) {
return visitor.visitPiece(this);
public void accept(PieceVisitor pv) {
pv.visitPiece(this);
}
}

16
app/src/main/java/chess/model/pieces/Pawn.java
View File

@@ -1,21 +1,17 @@
package chess.model.pieces;
import chess.model.Color;
import chess.model.Board;
import chess.model.Cell;
import chess.model.Piece;
import chess.model.PieceVisitor;
public class Pawn extends Piece {
public Pawn(Color color) {
super(color);
public Pawn(final int color, Board board, Cell cell) {
super(color, board, cell);
}
@Override
public <T> T accept(PieceVisitor<T> visitor) {
return visitor.visitPiece(this);
}
public int multiplier() {
return getColor() == Color.White ? 1 : -1;
public void accept(PieceVisitor pv) {
pv.visitPiece(this);
}
}

15
app/src/main/java/chess/model/pieces/Queen.java
View File

@@ -1,17 +1,16 @@
package chess.model.pieces;
import chess.model.Color;
import chess.model.Piece;
import chess.model.PieceVisitor;
import chess.model.*;
import chess.model.decorators.DiagonalDecorator;
import chess.model.decorators.LineDecorator;
public class Queen extends Piece {
public Queen(Color color) {
super(color);
public Queen(final int color, Board board, Cell cell) {
super(color, board, cell);
}
@Override
public <T> T accept(PieceVisitor<T> visitor) {
return visitor.visitPiece(this);
public void accept(PieceVisitor pv) {
pv.visitPiece(this);
}
}

16
app/src/main/java/chess/model/pieces/Rook.java
View File

@@ -1,17 +1,21 @@
package chess.model.pieces;
import chess.model.Color;
import chess.model.Board;
import chess.model.Cell;
import chess.model.Piece;
import chess.model.PieceVisitor;
import chess.model.decorators.DiagonalDecorator;
import chess.model.decorators.LineDecorator;
public class Rook extends Piece {
public Rook(Color color) {
super(color);
public Rook(final int color, Board board, Cell cell) {
super(color, board, cell);
this.decorator = new LineDecorator();
// todo
}
@Override
public <T> T accept(PieceVisitor<T> visitor) {
return visitor.visitPiece(this);
public void accept(PieceVisitor pv) {
pv.visitPiece(this);
}
}

45
app/src/main/java/chess/model/visitor/KingIdentifier.java
View File

@@ -1,45 +0,0 @@
package chess.model.visitor;
import chess.model.Color;
import chess.model.PieceVisitor;
import chess.model.pieces.*;
public class KingIdentifier implements PieceVisitor<Boolean> {
private final Color color;
public KingIdentifier(Color color) {
this.color = color;
}
@Override
public Boolean visitPiece(Bishop bishop) {
return false;
}
@Override
public Boolean visitPiece(King king) {
return king.getColor() == color;
}
@Override
public Boolean visitPiece(Knight knight) {
return false;
}
@Override
public Boolean visitPiece(Pawn pawn) {
return false;
}
@Override
public Boolean visitPiece(Queen queen) {
return false;
}
@Override
public Boolean visitPiece(Rook rook) {
return false;
}
}

119
app/src/main/java/chess/model/visitor/PermissiveRuleChecker.java
View File

@@ -1,119 +0,0 @@
package chess.model.visitor;
import chess.model.Coordinate;
import chess.model.Direction;
import chess.model.Move;
import chess.model.Piece;
import chess.model.PieceVisitor;
import chess.model.pieces.Bishop;
import chess.model.pieces.King;
import chess.model.pieces.Knight;
import chess.model.pieces.Pawn;
import chess.model.pieces.Queen;
import chess.model.pieces.Rook;
public class PermissiveRuleChecker implements PieceVisitor<Boolean> {
private final Move move;
public PermissiveRuleChecker(Move move) {
this.move = move;
assert move.isValid() : "Move is invalid!";
}
public boolean isValidFor(Piece piece) {
return visit(piece);
}
@Override
public Boolean visitPiece(Bishop bishop) {
Direction moveDirection = Direction.findDirection(this.move);
switch (moveDirection) {
case FrontLeft:
case BackLeft:
case FrontRight:
case BackRight:
return true;
default:
return false;
}
}
@Override
public Boolean visitPiece(King king) {
return this.move.traversedCells() == 1;
}
@Override
public Boolean visitPiece(Knight knight) {
Coordinate piecePos = move.getStart();
final Coordinate[] positions = {
new Coordinate(piecePos.getX() - 1, piecePos.getY() - 2),
new Coordinate(piecePos.getX() - 1, piecePos.getY() + 2),
new Coordinate(piecePos.getX() + 1, piecePos.getY() - 2),
new Coordinate(piecePos.getX() + 1, piecePos.getY() + 2),
new Coordinate(piecePos.getX() + 2, piecePos.getY() - 1),
new Coordinate(piecePos.getX() + 2, piecePos.getY() + 1),
new Coordinate(piecePos.getX() - 2, piecePos.getY() - 1),
new Coordinate(piecePos.getX() - 2, piecePos.getY() + 1),
};
for (int i = 0; i < positions.length; i++) {
if (this.move.getFinish().equals(positions[i]))
return true;
}
return false;
}
@Override
public Boolean visitPiece(Pawn pawn) {
Direction moveDirection = Direction.findDirection(this.move);
int directionIndexOffset = moveDirection.getIndexOffset();
int distance = this.move.traversedCells();
// Revoke moving backwards
if (directionIndexOffset * pawn.multiplier() > 0)
return false;
// Allowing straight moves
if (Math.abs(directionIndexOffset) == Math.abs(Direction.Front.getIndexOffset())) {
if (pawn.hasMoved())
return distance == 1;
return distance == 1 || distance == 2;
}
// Allowing small diagonal moves
if (directionIndexOffset * pawn.multiplier() == Direction.FrontLeft.getIndexOffset()
|| directionIndexOffset * pawn.multiplier() == Direction.FrontRight.getIndexOffset()) {
return distance == 1;
}
return false;
}
@Override
public Boolean visitPiece(Queen queen) {
Direction moveDirection = Direction.findDirection(this.move);
return moveDirection != Direction.Unset;
}
@Override
public Boolean visitPiece(Rook rook) {
Direction moveDirection = Direction.findDirection(this.move);
switch (moveDirection) {
case Front:
case Back:
case Left:
case Right:
return true;
default:
return false;
}
}
}

119
app/src/main/java/chess/model/visitor/PiecePathChecker.java
View File

@@ -1,119 +0,0 @@
package chess.model.visitor;
import chess.model.ChessBoard;
import chess.model.Color;
import chess.model.Coordinate;
import chess.model.Direction;
import chess.model.Move;
import chess.model.Piece;
import chess.model.PieceVisitor;
import chess.model.pieces.Bishop;
import chess.model.pieces.King;
import chess.model.pieces.Knight;
import chess.model.pieces.Pawn;
import chess.model.pieces.Queen;
import chess.model.pieces.Rook;
public class PiecePathChecker implements PieceVisitor<Boolean> {
private final ChessBoard board;
private final Move move;
public PiecePathChecker(ChessBoard board, Move move) {
this.move = move;
this.board = board;
}
public boolean isValid() {
if (this.move.getStart().equals(this.move.getFinish()))
return false;
Piece piece = this.board.pieceAt(move.getStart());
if (piece == null)
return false;
return visit(piece);
}
@Override
public Boolean visitPiece(Bishop bishop) {
if (!new PermissiveRuleChecker(this.move).isValidFor(bishop))
return false;
return testPath(bishop.getColor());
}
@Override
public Boolean visitPiece(King king) {
if (!new PermissiveRuleChecker(this.move).isValidFor(king))
return false;
Piece destPiece = board.pieceAt(this.move.getFinish());
if (destPiece == null)
return true;
return destPiece.getColor() != king.getColor();
}
@Override
public Boolean visitPiece(Knight knight) {
if (!new PermissiveRuleChecker(this.move).isValidFor(knight))
return false;
Piece destPiece = board.pieceAt(this.move.getFinish());
if (destPiece == null)
return true;
return destPiece.getColor() != knight.getColor();
}
@Override
public Boolean visitPiece(Pawn pawn) {
if (!new PermissiveRuleChecker(this.move).isValidFor(pawn))
return false;
Direction moveDirection = Direction.fromInt(Direction.findDirection(move).getIndexOffset() * pawn.multiplier());
if (moveDirection == Direction.Front)
return testPath(pawn.getColor()) && this.board.pieceAt(this.move.getFinish()) == null;
assert moveDirection == Direction.FrontLeft || moveDirection == Direction.FrontRight;
Piece destPiece = this.board.pieceAt(this.move.getFinish());
if (destPiece == null)
return false;
return destPiece.getColor() != pawn.getColor();
}
@Override
public Boolean visitPiece(Queen queen) {
if (!new PermissiveRuleChecker(this.move).isValidFor(queen))
return false;
return testPath(queen.getColor());
}
@Override
public Boolean visitPiece(Rook rook) {
if (!new PermissiveRuleChecker(this.move).isValidFor(rook))
return false;
return testPath(rook.getColor());
}
private boolean testPath(Color color) {
Direction moveDirection = Direction.findDirection(this.move);
int distance = this.move.traversedCells();
int stepIndex = move.getStart().toIndex();
for (int step = 0; step < distance; step++) {
stepIndex += moveDirection.getIndexOffset();
if (Coordinate.fromIndex(stepIndex).equals(move.getFinish())) {
Piece pieceDest = this.board.pieceAt(move.getFinish());
if (pieceDest == null)
return true;
return pieceDest.getColor() != color;
}
if (!this.board.isCellEmpty(Coordinate.fromIndex(stepIndex)))
return false;
}
return false;
}
}

5
app/src/main/java/chess/render/VertexAttribPointer.java
View File

@@ -1,5 +0,0 @@
package chess.render;
public record VertexAttribPointer(int index, int size, int offset) {
}

75
app/src/main/java/chess/simplerender/PieceIcon.java
View File

@@ -1,75 +0,0 @@
package chess.simplerender;
import java.awt.Image;
import java.util.HashMap;
import java.util.Map;
import javax.swing.Icon;
import javax.swing.ImageIcon;
import chess.model.Color;
import chess.model.Piece;
import chess.model.PieceVisitor;
import chess.model.pieces.Bishop;
import chess.model.pieces.King;
import chess.model.pieces.Knight;
import chess.model.pieces.Pawn;
import chess.model.pieces.Queen;
import chess.model.pieces.Rook;
public class PieceIcon implements PieceVisitor<String> {
private static final String basePath = "app/src/main/resources/pieces2D/";
private static final Map<String, Icon> cache = new HashMap<>();
public Icon getIcon(Piece piece) {
if (piece == null)
return null;
String path = basePath + colorToString(piece.getColor()) + "-" + visit(piece) + ".png";
return getIcon(path);
}
private Icon getIcon(String path) {
Icon image = cache.get(path);
if (image != null)
return image;
image = new ImageIcon(new ImageIcon(path).getImage().getScaledInstance(100,100, Image.SCALE_SMOOTH));
cache.put(path, image);
return image;
}
private String colorToString(Color color) {
return color == Color.Black ? "black" : "white";
}
@Override
public String visitPiece(Bishop bishop) {
return "bishop";
}
@Override
public String visitPiece(King king) {
return "king";
}
@Override
public String visitPiece(Knight knight) {
return "knight";
}
@Override
public String visitPiece(Pawn pawn) {
return "pawn";
}
@Override
public String visitPiece(Queen queen) {
return "queen";
}
@Override
public String visitPiece(Rook rook) {
return "rook";
}
}

245
app/src/main/java/chess/simplerender/Window.java
View File

@@ -1,245 +0,0 @@
package chess.simplerender;
import java.awt.Color;
import java.awt.GridLayout;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.util.List;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.SwingUtilities;
import chess.io.Command;
import chess.io.Command.CommandResult;
import chess.io.CommandExecutor;
import chess.io.OutputSystem;
import chess.io.commands.GetAllowedMovesCommand;
import chess.io.commands.GetPieceAtCommand;
import chess.io.commands.MoveCommand;
import chess.io.commands.PromoteCommand;
import chess.io.commands.PromoteCommand.PromoteType;
import chess.model.Coordinate;
import chess.model.Move;
import chess.model.Piece;
public class Window extends JFrame implements OutputSystem {
private final JLabel cells[][];
private final JLabel displayText;
private final CommandExecutor commandExecutor;
private Coordinate lastClick = null;
public Window(CommandExecutor commandExecutor) {
this.cells = new JLabel[8][8];
this.displayText = new JLabel();
this.commandExecutor = commandExecutor;
setSize(800, 870);
setVisible(true);
setLocationRelativeTo(null);
setDefaultCloseOperation(DISPOSE_ON_CLOSE);
}
private CommandResult sendCommand(Command command) {
return this.commandExecutor.executeCommand(command);
}
private Color getCellColor(int x, int y) {
return ((x + y) % 2 == 1) ? Color.BLACK : Color.WHITE;
}
private void buildBoard() {
JPanel content = new JPanel();
JPanel grid = new JPanel(new GridLayout(8, 8));
content.add(this.displayText);
content.add(grid);
setContentPane(content);
for (int y = 0; y < 8; y++) {
for (int x = 0; x < 8; x++) {
JLabel label = new JLabel();
label.setOpaque(true);
label.setBackground(getCellColor(x, y));
this.cells[x][y] = label;
final int xx = x;
final int yy = y;
label.addMouseListener(new MouseAdapter() {
@Override
public void mousePressed(MouseEvent e) {
onCellClicked(xx, yy);
}
});
grid.add(label);
}
}
updateBoard();
}
private boolean isCellEmpty(int x, int y) {
return pieceAt(x, y) == null;
}
private Piece pieceAt(int x, int y) {
GetPieceAtCommand command = new GetPieceAtCommand(new Coordinate(x, y));
sendCommand(command);
return command.getPiece();
}
private void updateBoard() {
PieceIcon pieceIcon = new PieceIcon();
for (int y = 0; y < 8; y++) {
for (int x = 0; x < 8; x++) {
JLabel cell = this.cells[x][y];
cell.setIcon(pieceIcon.getIcon(pieceAt(x, y)));
}
}
}
private boolean previewMoves(int x, int y) {
GetAllowedMovesCommand movesCommand = new GetAllowedMovesCommand(new Coordinate(x, y));
if (sendCommand(movesCommand) == CommandResult.NotAllowed)
return false;
List<Coordinate> allowedMoves = movesCommand.getDestinations();
if (allowedMoves.isEmpty())
return false;
for (Coordinate destCoord : allowedMoves) {
JLabel cell = this.cells[destCoord.getX()][destCoord.getY()];
cell.setBackground(Color.CYAN);
}
return true;
}
private void drawInvalid(Move move) {
JLabel from = this.cells[move.getStart().getX()][move.getStart().getY()];
JLabel to = this.cells[move.getFinish().getX()][move.getFinish().getY()];
from.setBackground(Color.RED);
to.setBackground(Color.RED);
}
private void clearMoves() {
for (int y = 0; y < 8; y++) {
for (int x = 0; x < 8; x++) {
JLabel cell = this.cells[x][y];
cell.setBackground(getCellColor(x, y));
}
}
}
private void onCellClicked(int x, int y) {
clearMoves();
if (this.lastClick == null) {
if (isCellEmpty(x, y))
return;
if (!previewMoves(x, y))
return;
this.lastClick = new Coordinate(x, y);
return;
}
if (!this.lastClick.equals(new Coordinate(x, y))) {
Move move = new Move(lastClick, new Coordinate(x, y));
if (sendCommand(new MoveCommand(move)) == CommandResult.NotAllowed) {
drawInvalid(move);
}
}
this.lastClick = null;
}
@Override
public void playerTurn(chess.model.Color color) {
this.displayText.setText("C'est au tour de " + color);
}
@Override
public void winnerIs(chess.model.Color color) {
SwingUtilities.invokeLater(() -> {
JOptionPane.showMessageDialog(this, "Victoire de " + color);
this.dispose();
});
}
@Override
public void kingIsInCheck() {
SwingUtilities.invokeLater(() -> {
JOptionPane.showMessageDialog(this, "Échec !");
});
}
@Override
public void kingIsInMat() {
SwingUtilities.invokeLater(() -> {
JOptionPane.showMessageDialog(this, "Échec et mat !");
});
}
@Override
public void patSituation() {
SwingUtilities.invokeLater(() -> {
JOptionPane.showMessageDialog(this, "Pat. Égalité !");
});
}
@Override
public void hasSurrendered(chess.model.Color color) {
SwingUtilities.invokeLater(() -> {
JOptionPane.showMessageDialog(this, "Abandon de " + color);
});
}
@Override
public void gameStarted() {
buildBoard();
}
@Override
public void promotePawn(Coordinate pieceCoords) {
SwingUtilities.invokeLater(() -> {
String result = null;
Object[] possibilities = new Object[PromoteType.values().length];
int i = 0;
for (PromoteType type : PromoteType.values()) {
possibilities[i] = type.name();
i++;
}
while (result == null || result.isEmpty()) {
result = (String) JOptionPane.showInputDialog(
this,
"Choose the type of piece to upgrade the pawn",
"Promote Dialog",
JOptionPane.PLAIN_MESSAGE,
null,
possibilities,
possibilities[0]);
}
PromoteType choosedType = null;
for (PromoteType type : PromoteType.values()) {
if (type.name().equals(result)) {
choosedType = type;
break;
}
}
if (choosedType != null)
sendCommand(new PromoteCommand(choosedType));
});
}
@Override
public void updateDisplay() {
updateBoard();
}
}

61
app/src/main/java/chess/view/render2D/PieceFileName.java Normal file
View File

@@ -0,0 +1,61 @@
package chess.view.render2D;
import chess.model.Piece;
import chess.model.PieceVisitor;
import chess.model.pieces.*;
public class PieceFileName implements PieceVisitor {
private String pieceName;
private static final String BASE = "app/src/main/resources/pieces2D/";
PieceFileName(Piece piece) {
visit(piece);
pieceName = colorToString(piece.getColor()) +"-"+ pieceName;
}
private String colorToString(int color) {
switch (color) {
case 0:
return "white";
case 1:
return "black";
default:
return "";
}
}
@Override
public void visitPiece(Bishop p) {
this.pieceName = "bishop";
}
@Override
public void visitPiece(Knight p) {
this.pieceName = "knight";
}
@Override
public void visitPiece(Pawn p) {
this.pieceName = "pawn";
}
@Override
public void visitPiece(Queen p) {
this.pieceName = "queen";
}
@Override
public void visitPiece(King p) {
this.pieceName = "king";
}
@Override
public void visitPiece(Rook p) {
this.pieceName = "rook";
}
public String getFileName() {
return BASE + pieceName + ".png";
}
}

23
app/src/main/java/chess/view/render2D/Pieces.java Normal file
View File

@@ -0,0 +1,23 @@
package chess.view.render2D;
import javax.swing.*;
import java.awt.*;
public enum Pieces {
WHITE_KING,
WHITE_QUEEN,
WHITE_KNIGHT,
WHITE_BISHOP,
WHITE_ROOK,
WHITE_PAWN,
BLACK_KING,
BLACK_QUEEN,
BLACK_KNIGHT,
BLACK_BISHOP,
BLACK_ROOK,
BLACK_PAWN;
public static ImageIcon getIcon(String path) {
return new ImageIcon(new ImageIcon(path).getImage().getScaledInstance(100,100, Image.SCALE_SMOOTH));
}
}

105
app/src/main/java/chess/view/render2D/Window.java Normal file
View File

@@ -0,0 +1,105 @@
package chess.view.render2D;
import chess.controller.Controller;
import chess.model.Coordinates;
import chess.model.Game;
import chess.model.Piece;
import javax.swing.*;
import java.awt.*;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.util.Observable;
import java.util.Observer;
public class Window extends JFrame implements Observer {
private final Game game;
private final Controller controller;
private final JLabel[][] tab;
private static final String path = "app/src/main/resources/pieces2D/";
Coordinates mouseClick = null;
Coordinates mouseRelease = null;
public Window(Game game) {
this.game = game;
game.addObserver(this);
this.controller = new Controller(game, this);
tab = new JLabel[game.getSize()][game.getSize()];
build();
showBoard();
}
public static void main(String[] args){
Game game = new Game();
Thread gameThread = new Thread(game);
gameThread.start();
Window f = new Window(game);
f.setVisible(true);
}
/**
* Create a playing grid with alternating black & white cells
*/
private void build(){
JPanel jp = new JPanel(new GridLayout(game.getSize(), game.getSize()));
setContentPane(jp);
setTitle("Let's play chess!");
for (int y = 0; y < game.getSize(); y++){
for (int x = 0; x < game.getSize(); x++){
JLabel jl = new JLabel();
jl.setOpaque(true);
if (((y+x)%2)!=0) {
jl.setBackground(Color.BLACK);
}
final int yy = y;
final int xx = x;
jl.addMouseListener(new MouseAdapter() {
public void mousePressed(MouseEvent e) {
if (mouseClick == null) {
mouseClick = new Coordinates(xx, yy);
}
else {
mouseRelease = new Coordinates(xx, yy);
if (!mouseClick.equals(mouseRelease)) {
controller.sendMove(mouseClick, mouseRelease);
update();
}
mouseClick = null;
mouseRelease = null;
}
}
});
this.tab[x][y]=jl;
jp.add(jl);
}
}
setSize(800,800);
}
public void showBoard(){
for (int y = 0; y < game.getSize(); y++){
for (int x = 0; x < game.getSize(); x++){
Piece p = game.getBoard().getCell(new Coordinates(x,y)).getPiece();
if (p != null){
this.tab[x][y].setIcon(Pieces.getIcon(new PieceFileName(p).getFileName()));
}
else
{
this.tab[x][y].setIcon(null);
}
}
}
}
public void update() {
// todo
showBoard();
}
@Override
public void update(Observable o, Object arg) {
update();
}
}

2
app/src/main/java/chess/render/Camera.java → app/src/main/java/chess/view/render3D/Camera.java
View File

@@ -1,4 +1,4 @@
package chess.render;
package chess.view.render3D;
import org.joml.Matrix4f;
import org.joml.Vector3f;

2
app/src/main/java/chess/render/ElementBuffer.java → app/src/main/java/chess/view/render3D/ElementBuffer.java
View File

@@ -1,4 +1,4 @@
package chess.render;
package chess.view.render3D;
import org.lwjgl.opengl.GL30;

4
app/src/main/java/chess/render/Renderer.java → app/src/main/java/chess/view/render3D/Renderer.java
View File

@@ -1,10 +1,10 @@
package chess.render;
package chess.view.render3D;
import org.joml.Vector3f;
import org.lwjgl.opengl.*;
import static org.lwjgl.opengl.GL30.*;
import chess.render.shader.BoardShader;
import chess.view.render3D.shader.BoardShader;
public class Renderer {
private BoardShader shader;

2
app/src/main/java/chess/render/VertexArray.java → app/src/main/java/chess/view/render3D/VertexArray.java
View File

@@ -1,4 +1,4 @@
package chess.render;
package chess.view.render3D;
import java.util.ArrayList;
import java.util.List;

13
app/src/main/java/chess/view/render3D/VertexAttribPointer.java Normal file
View File

@@ -0,0 +1,13 @@
package chess.view.render3D;
public class VertexAttribPointer {
public int index;
public int size;
public int offset;
public VertexAttribPointer(int index, int size, int offset) {
this.index = index;
this.size = size;
this.offset = offset;
}
}

8
app/src/main/java/chess/render/VertexBuffer.java → app/src/main/java/chess/view/render3D/VertexBuffer.java
View File

@@ -1,4 +1,4 @@
package chess.render;
package chess.view.render3D;
import static org.lwjgl.opengl.GL11.GL_FLOAT;
@@ -41,9 +41,9 @@ public class VertexBuffer {
public void BindVertexAttribs() {
for (VertexAttribPointer vertexAttribPointer : vertexAttribs) {
GL30.glEnableVertexAttribArray(vertexAttribPointer.index());
GL30.glVertexAttribPointer(vertexAttribPointer.index(), vertexAttribPointer.size(), GL_FLOAT, false,
this.dataStride * 4, vertexAttribPointer.offset());
GL30.glEnableVertexAttribArray(vertexAttribPointer.index);
GL30.glVertexAttribPointer(vertexAttribPointer.index, vertexAttribPointer.size, GL_FLOAT, false,
this.dataStride * 4, vertexAttribPointer.offset);
}
}
}

4
app/src/main/java/chess/render/Window.java → app/src/main/java/chess/view/render3D/Window.java
View File

@@ -1,4 +1,4 @@
package chess.render;
package chess.view.render3D;
import org.lwjgl.*;
import org.lwjgl.glfw.*;
@@ -56,7 +56,7 @@ public class Window {
glfwWindowHint(GLFW_RESIZABLE, GLFW_TRUE); // the window will be resizable
// Create the window
window = glfwCreateWindow(1000, 1000, "3DChess", NULL, NULL);
window = glfwCreateWindow(1000, 1000, "Chess4J", NULL, NULL);
if (window == NULL)
throw new RuntimeException("Failed to create the GLFW window");

6
app/src/main/java/chess/render/shader/BoardShader.java → app/src/main/java/chess/view/render3D/shader/BoardShader.java
View File

@@ -1,4 +1,4 @@
package chess.render.shader;
package chess.view.render3D.shader;
import org.joml.Matrix4f;
@@ -12,7 +12,7 @@ public class BoardShader extends ShaderProgram {
uniform mat4 camMatrix;
flat out vec3 pass_color;
out vec3 pass_color;
void main(void){
gl_Position = camMatrix * vec4(position, 1.0);
@@ -23,7 +23,7 @@ public class BoardShader extends ShaderProgram {
private static String fragmentShader = """
#version 330
flat in vec3 pass_color;
in vec3 pass_color;
out vec4 out_color;

2
app/src/main/java/chess/render/shader/ShaderProgram.java → app/src/main/java/chess/view/render3D/shader/ShaderProgram.java
View File

@@ -1,4 +1,4 @@
package chess.render.shader;
package chess.view.render3D.shader;
import java.nio.FloatBuffer;
import java.nio.IntBuffer;

26
app/src/main/java/common/Signal0.java
View File

@@ -1,26 +0,0 @@
package common;
import java.util.ArrayList;
import java.util.List;
public class Signal0 {
private final List<Runnable> handlers;
public Signal0() {
this.handlers = new ArrayList<>();
}
public void connect(Runnable handler) {
this.handlers.add(handler);
}
public void disconnect(Runnable handler) {
this.handlers.remove(handler);
}
public void emit() {
for (Runnable handler : this.handlers) {
handler.run();
}
}
}

27
app/src/main/java/common/Signal1.java
View File

@@ -1,27 +0,0 @@
package common;
import java.util.ArrayList;
import java.util.List;
import java.util.function.Consumer;
public class Signal1<T> {
private final List<Consumer<T>> handlers;
public Signal1() {
this.handlers = new ArrayList<>();
}
public void connect(Consumer<T> handler) {
this.handlers.add(handler);
}
public void disconnect(Consumer<T> handler) {
this.handlers.remove(handler);
}
public void emit(T arg) {
for (Consumer<T> handler : this.handlers) {
handler.accept(arg);
}
}
}

4
app/src/test/java/chess/AppTest.java
View File

@@ -8,7 +8,7 @@ import static org.junit.jupiter.api.Assertions.*;
class AppTest {
@Test void appHasAGreeting() {
// App classUnderTest = new App();
// assertNotNull(classUnderTest.getGreeting(), "app should have a greeting");
App classUnderTest = new App();
assertNotNull(classUnderTest.getGreeting(), "app should have a greeting");
}
}