♟️ Chess Game

This is a Chess Game project developed as part of the Object-Oriented Programming course at Seoul National University of Science and Technology (SeoulTech). The project was quickly put together in a day using C++.

🎥 Implementation Video

🛠️ Features

1. Initial Piece Placement: Pieces are placed in standard positions at the start of the game.
2. Turn Management: Turns alternate between players, and the current turn is indicated.
3. Piece Selection: Players can select pieces, and the selection is visually indicated.
4. Valid Moves Highlighting: Shows all possible moves for the selected piece.
5. Piece Movement: Allows players to move pieces to valid positions.
6. Board Update: The board updates to reflect moves, including capturing opponent pieces.
7. Check/Checkmate Indication: Visual and/or audio indication of check or checkmate situations.
8. Game Result Display: Displays the game's outcome, and disables further moves once a winner is determined.

🧩 Class Descriptions

ChessGame Class

1. paint()

   • Calls the parent class ChessBoard's paint method to draw the base chessboard.
   • Highlights the currently selected piece and possible move locations.
   • Displays the current game state (ongoing, check, win, etc.).

2. mouseDown(int x, int y)

   • Handles mouse click events to select or move pieces based on the clicked location.
   • Calculates possible moves for the selected piece and performs the move if valid.

3. switchPlayer()

   • Changes the current player, called at the end of a turn.

4. calculatePossibleMoves(int x, int y)

   • Computes all possible moves for the selected piece.

5. movePiece(const std::pair<int, int>& from, const std::pair<int, int>& to)

   • Moves a piece from one location to another, checks move validity, and updates the game state.

6. isValidMove(...)

   • Validates whether a move is legal for a given piece, implemented through the Piece class's isValidMove method.

7. canSelect(int row, int col)

   • Checks if the current player can select a piece at the given position.

8. findKingPosition(Player currentPlayer)

   • Finds the position of the current player's king.

9. isCheck()

   • Determines if the current player's king is in check.

ChessBoard Class

1. drawChessBoard()

   • Draws each tile of the chessboard, with colors determined by position.

2. initializeBoard()

   • Places pieces in their initial positions at the start of the game.

3. drawPieces()

   • Renders each piece on the chessboard according to its type and position.

4. drawText(const TCHAR text, int length, int x, int y)

   • Draws text at the specified position.

5. drawPiece(const Piece piece, int x, int y)

   • Draws a specific piece at the given position.

Piece Class and Subclasses

Each chess piece's movement rules are implemented in the isValidMove method of its respective class.

1. Pawn

   • Moves forward one square, or two squares from its initial position. Captures diagonally.

2. Knight

   • Moves in an 'L' shape: two squares in one direction and then one square perpendicular.

3. Bishop

   • Moves diagonally any number of squares, without jumping over other pieces.

4. Rook

   • Moves vertically or horizontally any number of squares, without jumping over other pieces.

5. Queen

   • Moves vertically, horizontally, or diagonally any number of squares.

6. King

   • Moves one square in any direction.

📫 Contact

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