1. 引言贪吃蛇游戏作为一款经典的休闲游戏,其简单易懂且富有挑战性,是许多编程初学者和爱好者尝试的第一个编程项目。本文将深入探讨如何使用Java编程语言制作一款引人入胜的贪吃蛇游戏,并提供一个答辩视频...
贪吃蛇游戏作为一款经典的休闲游戏,其简单易懂且富有挑战性,是许多编程初学者和爱好者尝试的第一个编程项目。本文将深入探讨如何使用Java编程语言制作一款引人入胜的贪吃蛇游戏,并提供一个答辩视频的制作指南。
在开始之前,确保你的电脑上已经安装了Java开发工具包(JDK)。以下是搭建Java编程环境的基本步骤:
虽然不是必需的,但使用集成开发环境(IDE)可以大大提高开发效率。推荐使用Eclipse或IntelliJ IDEA。
设计一款引人入胜的贪吃蛇游戏,需要考虑以下几个方面:
以下是一个简单的贪吃蛇游戏实现框架:
import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
public class SnakeGame extends JPanel implements ActionListener { private final int DOT_SIZE = 25; private final int GRID_SIZE = 20; private final int ALL_DOTS = GRID_SIZE * GRID_SIZE; private final int RAND_POS = 29; private final int RAND_DIR_CHANGE = 10; private final int DELAY = 140; private final int x[] = new int[ALL_DOTS]; private final int y[] = new int[ALL_DOTS]; private int dots; private int apple_x; private int apple_y; private int apple_direction; private int dot_direction; private boolean leftDirection = false; private boolean rightDirection = true; private boolean upDirection = false; private boolean downDirection = false; private boolean inGame = true; public SnakeGame() { addKeyListener(new TAdapter()); setFocusable(true); startGame(); } public void startGame() { newApple(); dot_direction = RAND_DIR_CHANGE; inGame = true; timer.start(); } public void paintComponent(Graphics g) { super.paintComponent(g); doDrawing(g); } private void doDrawing(Graphics g) { if (inGame) { g.setColor(Color.black); g.fill3DRect(0, 0, getWidth() - 1, getHeight() - 1, true); g.setColor(Color.red); g.fillRect(apple_x, apple_y, DOT_SIZE, DOT_SIZE); for (int z = 0; z < dots; z++) { if (z == 0) { g.setColor(Color.green); g.fillRect(x[z], y[z], DOT_SIZE, DOT_SIZE); } else { g.setColor(Color.white); g.fillRect(x[z], y[z], DOT_SIZE, DOT_SIZE); } } g.setColor(Color.white); g.setFont(new Font("Helvetica", Font.BOLD, 40)); FontMetrics metr = getFontMetrics(g.getFont()); g.drawString("Score: " + dots, (getWidth() - metr.stringWidth("Score: " + dots)) / 2, g.getFont().getSize()); } else { gameOver(g); } } private void gameOver(Graphics g) { g.setColor(Color.red); g.setFont(new Font("Helvetica", Font.BOLD, 75)); FontMetrics metr = getFontMetrics(g.getFont()); g.drawString("Game Over", (getWidth() - metr.stringWidth("Game Over")) / 2, getHeight() / 2); } private void newApple() { apple_x = (int) (Math.random() * RAND_POS); apple_y = (int) (Math.random() * RAND_POS); } public void checkApple() { if ((apple_x == x[0]) && (apple_y == y[0])) { dots++; newApple(); } } public void move() { for (int z = dots; z > 0; z--) { x[z] = x[(z - 1)]; y[z] = y[(z - 1)]; } if (leftDirection) { x[0] -= DOT_SIZE; } if (rightDirection) { x[0] += DOT_SIZE; } if (upDirection) { y[0] -= DOT_SIZE; } if (downDirection) { y[0] += DOT_SIZE; } } public void checkCollision() { for (int z = dots; z > 0; z--) { if ((z > 4) && (x[0] == x[z]) && (y[0] == y[z])) { inGame = false; } } if (y[0] >= getHeight()) { inGame = false; } if (y[0] < 0) { inGame = false; } if (x[0] >= getWidth()) { inGame = false; } if (x[0] < 0) { inGame = false; } if (!inGame) { timer.stop(); } } @Override public void actionPerformed(ActionEvent e) { if (inGame) { checkApple(); checkCollision(); move(); } repaint(); } private class TAdapter extends KeyAdapter { @Override public void keyPressed(KeyEvent e) { int key = e.getKeyCode(); if ((key == KeyEvent.VK_LEFT) && (!rightDirection)) { leftDirection = true; upDirection = false; downDirection = false; } if ((key == KeyEvent.VK_RIGHT) && (!leftDirection)) { rightDirection = true; upDirection = false; downDirection = false; } if ((key == KeyEvent.VK_UP) && (!downDirection)) { upDirection = true; rightDirection = false; leftDirection = false; } if ((key == KeyEvent.VK_DOWN) && (!upDirection)) { downDirection = true; rightDirection = false; leftDirection = false; } } } private Timer timer; public static void main(String[] args) { JFrame frame = new JFrame("Snake Game"); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); frame.getContentPane().add(new SnakeGame()); frame.setSize(600, 600); frame.setVisible(true); new SnakeGame(); }
}在完成贪吃蛇游戏开发后,制作一个答辩视频可以展示你的编程技能和对游戏设计的理解。以下是一个简单的答辩视频制作指南:
通过以上步骤,你可以制作出一个引人入胜的贪吃蛇答辩视频,展示你的编程技能和对游戏设计的理解。