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贪吃蛇java编程代码 贪吃蛇的java代码
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求一份java 贪吃蛇的代码
package games;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.util.*;
import static java.lang.Math.*;//静态导入
/*
* 此类是贪吃蛇的简单实现方法
* 自己可以加入在开始时的设置，比如
* 选关，初始的蛇的长度等等
*/
public class Snake extends JPanel {
private static final long serialVersionUID = 1L;
private Direction dir;// 要走的方向
private int blockWidth = 10;// 块大小
private int blockSpace = 2;// 块之间的间隔
private long sleepTime;// 重画的进间间隔
private MySnake my;
private int total;// 代表蛇的长度
private Rectangle food;// 代表蛇的食物
private volatile boolean go;
private int round;// 表示第几关
public Snake(JFrame jf) {
initOther();
// 为顶级窗口类JFrame添加事件处理函数
jf.addKeyListener(new KeyAdapter() {
public void keyReleased(KeyEvent ke) {
int code = ke.getKeyCode();
if (code == KeyEvent.VK_RIGHT) {
if (dir != Direction.WEST)
dir = Direction.EAST;
}
else if (code == KeyEvent.VK_LEFT) {
if (dir != Direction.EAST)
dir = Direction.WEST;
}
else if (code == KeyEvent.VK_UP) {
if (dir != Direction.SOUTH)
dir = Direction.NORTH;
}
else if (code == KeyEvent.VK_DOWN) {
if (dir != Direction.NORTH)
dir = Direction.SOUTH;
} else if (code == KeyEvent.VK_ENTER) {
if (!go)
initOther();
}
}
});
this.setBounds(300, 300, 400, 400);
this.setVisible(true);
}
// 随机生成一个食物的位置
private void makeFood() {
int x = 40 + (int) (random() * 30) * 12;
int y = 10 + (int) (random() * 30) * 12;
food = new Rectangle(x, y, 10, 10);
}
// 做一些初始化的工作
private void initOther() {
dir = Direction.EAST;
sleepTime = 500;
my = new MySnake();
makeFood();
total = 3;
round = 1;
new Thread(new Runnable() {
public void run() {
go = true;
while (go) {
try {
Thread.sleep(sleepTime);
repaint();
} catch (Exception exe) {
exe.printStackTrace();
}
}
}
}).start();
}
// 处理多少关的函数
private void handleRound() {
if (total == 6) {
round = 2;
sleepTime = 300;
} else if (total == 10) {
round = 3;
sleepTime = 200;
} else if (total == 15) {
round = 4;
sleepTime = 100;
} else if (total == 18) {
round = 5;
sleepTime = 50;
} else if (total == 20) {
round = 6;
sleepTime = 20;
} else if (total 21) {
round = 7;
sleepTime = 15;
}
}
// 把自己的组件全部画出来
public void paintComponent(Graphics g) {
g.setColor(Color.PINK);
g.fillRect(0, 0, this.getWidth(), this.getHeight());
g.setColor(Color.BLACK);
g.drawRect(40, 10, 358, 360);
if (go) {
my.move();
my.draw(g);
g.setFont(new Font("黑体", Font.BOLD, 20));
g.drawString("您的得分：" + (total * 10) + " 第" + round + "关", 40,
400);
} else {
g.setFont(new Font("黑体", Font.BOLD, 20));
g.drawString("游戏结束,按回车(ENTER)键重玩！", 40, 440);
}
g.setColor(Color.RED);
g.fillRect(food.x, food.y, food.width, food.height);
}
private class MySnake {
private ArrayListRectangle list;
public MySnake() {
list = new ArrayListRectangle();
list.add(new Rectangle(160 + 24, 130, 10, 10));
list.add(new Rectangle(160 + 12, 130, 10, 10));
list.add(new Rectangle(160, 130, 10, 10));
}
// 蛇移动的方法
public void move() {
if (isDead()) {
go = false;
return;
}
if (dir == Direction.EAST) {
Rectangle rec = list.get(0);
Rectangle rec1 = new Rectangle(rec.x
+ (blockWidth + blockSpace), rec.y, rec.width,
rec.height);
list.add(0, rec1);
} else if (dir == Direction.WEST) {
Rectangle rec = list.get(0);
Rectangle rec1 = new Rectangle(rec.x
- (blockWidth + blockSpace), rec.y, rec.width,
rec.height);
list.add(0, rec1);
} else if (dir == Direction.NORTH) {
Rectangle rec = list.get(0);
Rectangle rec1 = new Rectangle(rec.x, rec.y
- (blockWidth + blockSpace), rec.width, rec.height);
list.add(0, rec1);
} else if (dir == Direction.SOUTH) {
Rectangle rec = list.get(0);
Rectangle rec1 = new Rectangle(rec.x, rec.y
+ (blockWidth + blockSpace), rec.width, rec.height);
list.add(0, rec1);
}
if (isEat()) {
handleRound();
makeFood();
} else {
list.remove(list.size() - 1);
}
}
// 判断是否吃到了食物
private boolean isEat() {
if (list.get(0).contains(food)) {
total++;
return true;
} else
return false;
}
// 判断是否死了，如果碰壁或者自己吃到自己都算死了
private boolean isDead() {
Rectangle temp = list.get(0);
if (dir == Direction.EAST) {
if (temp.x == 388)
return true;
else {
Rectangle comp = new Rectangle(temp.x + 12, temp.y, 10, 10);
for (Rectangle rec : list) {
if (rec.contains(comp))
return true;
}
}
return false;
} else if (dir == Direction.WEST) {
if (temp.x == 40)
return true;
else {
Rectangle comp = new Rectangle(temp.x - 12, temp.y, 10, 10);
for (Rectangle rec : list) {
if (rec.contains(comp))
return true;
}
}
return false;
} else if (dir == Direction.NORTH) {
if (temp.y == 10)
return true;
else {
Rectangle comp = new Rectangle(temp.x, temp.y - 12, 10, 10);
for (Rectangle rec : list) {
if (rec.contains(comp))
return true;
}
}
return false;
} else if (dir == Direction.SOUTH) {
if (temp.y == 358)
return true;
else {
Rectangle comp = new Rectangle(temp.x, temp.y + 12, 10, 10);
for (Rectangle rec : list) {
if (rec.contains(comp))
return true;
}
}
return false;
} else {
return false;
}
}
// 把自己画出来
public void draw(Graphics g) {
for (Rectangle rec : list) {
g.fillRect(rec.x, rec.y, rec.width, rec.height);
}
}
}
public static void main(String arsg[]) {
JFrame jf = new JFrame("贪吃蛇");
Snake s = new Snake(jf);
jf.getContentPane().add(s, BorderLayout.CENTER);
jf.setBounds(300, 300, 500, 500);
jf.setVisible(true);
jf.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
}
}
// 定义一个枚举，在此也可以用接口或者常量值代替
enum Direction {
EAST, SOUTH, WEST, NORTH;
}
相关问答
Q1: java贪吃蛇技术选型怎么写的？
Java贪吃蛇技术选型一般需要考虑以下几点：
开发平台：需要选择适用于Java语言的开发平台，如Eclipse、IntelliJ IDEA等。
编程语言：需要选择Java语言来开发贪吃蛇游戏。
框架和库：可以使用Java中的Swing框架和AWT库来开发图形界面，并使用Java多线程编程技术来实现游戏的实时动态效果。
算法和数据结构：可以使用队列或链表等数据结构来存储贪吃蛇的身体，并使用类似贪心算法的思想来决定贪吃蛇的下一步移动方向。
编码风格和规范：需要遵循Java的编码风格和规范，确保代码的可读性和可维护性。
希望以上内容能够帮助您了解Java贪吃蛇技术选型。如果您有其他问题，欢迎随时告诉我，我会尽力为您解答。
Q2: 贪吃蛇 java代码
自己写着玩的,很简单,你试一试哦...
主要用了javax.swing.Timer这个类:
import java.awt.*;
import javax.swing.*;
@SuppressWarnings("serial")
public class MainClass extends JFrame {
ControlSnake control;
Toolkit kit;
Dimension dimen;
public static void main(String[] args) {
new MainClass("my snake");
}
public MainClass(String s) {
super(s);
control = new ControlSnake();
control.setFocusable(true);
kit = Toolkit.getDefaultToolkit();
dimen = kit.getScreenSize();
add(control);
setLayout(new BorderLayout());
setLocation(dimen.width / 3, dimen.height / 3);// dimen.width/3,dimen.height/3
setSize(FWIDTH, FHEIGHT);
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
setResizable(false);
setVisible(true);
}
public static final int FWIDTH = 315;
public static final int FHEIGHT = 380;
}
import java.util.*;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.Timer;
import java.util.Random;
@SuppressWarnings("serial")
public class ControlSnake extends JPanel implements ActionListener {
Random rand;
ArrayListPoint list, listBody;
String str, str1;
static boolean key;
int x, y, dx, dy, fx, fy, flag;
int snakeBody;
int speed;
public ControlSnake() {
snakeBody = 1;
str = "上下左右方向键控制 P键暂停...";
str1 = "现在的长度为:" + snakeBody;
key = true;
flag = 1;
speed = 700;
rand = new Random();
list = new ArrayListPoint();
listBody = new ArrayListPoint();
x = 5;
y = 5;
list.add(new Point(x, y));
listBody.add(list.get(0));
dx = 10;
dy = 0;
fx = rand.nextInt(30) * 10 + 5;// 2
fy = rand.nextInt(30) * 10 + 5;// 2
setBackground(Color.WHITE);
setSize(new Dimension(318, 380));
final Timer time = new Timer(speed, this);
time.start();
addKeyListener(new KeyAdapter() {
public void keyPressed(KeyEvent e) {
if (e.getKeyCode() == 37) {
dx = -10;
dy = 0;
} else if (e.getKeyCode() == 38) {
dx = 0;
dy = -10;
} else if (e.getKeyCode() == 39) {
dx = 10;
dy = 0;
} else if (e.getKeyCode() == 40) {
dx = 0;
dy = 10;
} else if (e.getKeyCode() == 80) {
if (flag % 2 == 1) {
time.stop();
}
if (flag % 2 == 0) {
time.start();
}
flag++;
}
}
});
}
public void paint(Graphics g) {
g.setColor(Color.WHITE);
g.fillRect(0, 0, 400, 400);
g.setColor(Color.DARK_GRAY);
g.drawLine(3, 3, 305, 3);
g.drawLine(3, 3, 3, 305);
g.drawLine(305, 3, 305, 305);
g.drawLine(3, 305, 305, 305);
g.setColor(Color.PINK);
for (int i = 0; i listBody.size(); i++) {
g.fillRect(listBody.get(i).x, listBody.get(i).y, 9, 9);
}
g.fillRect(x, y, 9, 9);
g.setColor(Color.ORANGE);
g.fillRect(fx, fy, 9, 9);
g.setColor(Color.DARK_GRAY);
str1 = "现在的长度为:" + snakeBody;
g.drawString(str, 10, 320);
g.drawString(str1, 10, 335);
}
public void actionPerformed(ActionEvent e) {
x += dx;
y += dy;
if (makeOut() == false) {
JOptionPane.showMessageDialog(null, "重新开始......");
speed = 700;
snakeBody = 1;
x = 5;
y = 5;
list.clear();
list.add(new Point(x, y));
listBody.clear();
listBody.add(list.get(0));
dx = 10;
dy = 0;
}
addPoint(x, y);
if (x == fx y == fy) {
speed = (int) (speed * 0.8);//速度增加参数
if (speed 200) {
speed = 100;
}
fx = rand.nextInt(30) * 10 + 5;// 2
fy = rand.nextInt(30) * 10 + 5;// 2
snakeBody++;// 2
} // 2
repaint();
}
public void addPoint(int xx, int yy) {
// 动态的记录最新发生的50步以内的移动过的坐标
// 并画出最新的snakeBody
if (list.size() 100) {//蛇身长度最长为100
list.add(new Point(xx, yy));
} else {
list.remove(0);
list.add(new Point(xx, yy));
}
if (snakeBody == 1) {
listBody.remove(0);
listBody.add(0, list.get(list.size() - 1));
} else {
listBody.clear();
if (list.size() snakeBody) {
for (int i = list.size() - 1; i 0; i--) {
listBody.add(list.get(i));
}
} else {
for (int i = list.size() - 1; listBody.size() snakeBody; i--) {
listBody.add(list.get(i));
}
}
}
}
public boolean makeOut() {
if ((x 3 || y 3) || (x 305 || y 305)) {
return false;
}
for (int i = 0; i listBody.size() - 1; i++) {
for (int j = i + 1; j listBody.size(); j++) {
if (listBody.get(i).equals(listBody.get(j))) {
return false;
}
}
}
return true;
}
}
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