Java版俄罗斯方块

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import javax.swing.*;
import java.awt.*;

public class TetrisGame extends JFrame {
    private final int BOARD_WIDTH = 10;
    private final int BOARD_HEIGHT = 20;

    public TetrisGame() {
        setTitle("俄罗斯方块");
        setSize(400, 800);
        setDefaultCloseOperation(EXIT_ON_CLOSE);
        setLocationRelativeTo(null);
        setResizable(false);

        Board board = new Board(BOARD_WIDTH, BOARD_HEIGHT);
        add(board);

        setVisible(true);
    }

    public static void main(String[] args) {
        new TetrisGame();
    }
}

class Board extends JPanel {
    private int boardWidth;
    private int boardHeight;

    public Board(int width, int height) {
        boardWidth = width;
        boardHeight = height;
    }

    public void paint(Graphics g) {
        super.paint(g);

        for (int row = 0; row < boardHeight; row++) {
            for (int col = 0; col < boardWidth; col++) {
                int x = col * 30;
                int y = row * 30;
                g.drawRect(x, y, 30, 30);
            }
        }
    }
}

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