13518219792
package com.tarena.elts.test;
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import java.awt.Color;
import java.awt.Font;
import java.awt.Point;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Random;
import java.util.Set;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
public class WormFrame extends JFrame{
private static final long serialVersionUID = 1L;
public static final int UP = -10;
public static final int DOWN = 10;
public static final int LEFT = -200;
public static final int RIGHT = 200;
private int speed = 200;//蛇的移动速度，越凳敬小越快
private JPanel jPanel=null;//游戏面板
private JLabel jLabel=null;//显示游戏结束的标签
private JButton reset = null;//从新开始游戏的按钮
private JButton control = null;//控制方向的按钮
private ListPoint worm = new ArrayListPoint();//贪吃蛇
//将整个面板划分成节点，蛇走到那里，就那整个扒雹节点枣此慎点亮
private MapPoint,JButton nodes = new HashMapPoint,JButton();
private int dir= LEFT;//方向
private Point food;//食物
private boolean isContinue=false;//判断蛇是否行动的标记
public static void main(String[] args) {
new WormFrame();
}
public WormFrame() {
initialize();
start();
}
//游戏初始化
private void initialize() {
this.setSize(500, 500);
this.setLocation(250, 100);
this.setResizable(false);
this.add(getJPanel());//添加面板
this.setTitle("贪吃蛇,空格键暂停，回车开始");
this.setVisible(true);
}
//游戏开始
private void start() {
isContinue = true;
while (true) {
while (isContinue) {
try {
Point p = worm.get(0);
int x = (int) p.getX() + dir / 20;
int y = (int) p.getY() + dir % 100;
if (food.equals(new Point(x, y))) {
worm.add(0, food);
if(worm.size()%1==0){
speed-=10;
}
getFood();
continue;
}
p = new Point(x, y);
if(worm.contains(p)){
throw new Exception();
}
nodes.get(p).setVisible(false);
worm.add(0, p);
nodes.get(worm.remove(worm.size() - 1)).setVisible(true);
Thread.sleep(speed);
} catch (Exception e) {
jLabel.setVisible(true);
reset.setVisible(true);
//不停止内循环，jLabel和reset不消失
isContinue = false;
}
}
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
//游戏从新开始
private void reset(){
worm = new ArrayListPoint();
for(Point p :nodes.keySet()){
nodes.get(p).setVisible(false);
}
addWorm();
dir = LEFT;
getFood();
isContinue =true;
}
//获取游戏面板的方法，面板中有记录游戏时间的标签，
//代表游戏角色的按钮和 重新开始游戏的按钮
private JPanel getJPanel() {
if (jPanel == null) {
//显示游戏结束的标签
getOver();
//从新开始的按钮
getReset();
//控制按钮
getControl();
//游戏面板
jPanel = new JPanel();
jPanel.setLayout(null);//设置面板布局为空
//jPanel.setForeground(new Color(255,255,255));//设置面板前景色
jPanel.setBackground(new Color(0,0,0));//设置面板背景色
jPanel.add(jLabel,null);//面板中添加 显示游戏结束的标签
jPanel.add(reset,null);//面板中添加 从新开始 的按钮
jPanel.add(control,null);
for(int i = 0;i490;i+=10){
for (int j = 0; j 470; j+=10) {
JButton jb = new JButton();
Point p = new Point(i,j);
jb.setBounds(i,j, 10, 10);
jb.setBackground(new Color(255,255,255));
jb.setEnabled(false);
//jb.setVisible(true);
nodes.put(p, jb);
jPanel.add(jb,null);
}
}
addWorm();//添加一条蛇
getFood();//食物按钮
jPanel.setVisible(true);//设置面板可见
}
return jPanel;
}
//游戏结束标签
private void getOver() {
jLabel = new JLabel();
jLabel.setBounds(170, 200, 200, 50);//设置标签大小和位置
jLabel.setFont(new Font("Dialog", Font.BOLD, 24));//设置标签字体
jLabel.setForeground(new Color(250, 2, 2));//设置标签前景颜色
jLabel.setText(" 游戏结束");
jLabel.setEnabled(true);//设置此标签可用
jLabel.setVisible(false);//设置此标签不可见
}
//从新开始按钮
private void getReset() {
if (reset == null) {
reset = new JButton();//新建一个按钮
reset.setBounds(170, 300, 164, 51);//设置按钮的大小
reset.setText("重新开始");//设置按钮的内容
reset.setVisible(false);//设置按钮不可见
//添加按钮的时间监听器
reset.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
reset.setVisible(false);// 点击重新开始按钮后，按钮消失
jLabel.setVisible(false);// 记录游戏时间的按钮也消失
try {
Thread.sleep(1000);
} catch (InterruptedException e1) {
e1.printStackTrace();
}
reset();
}
});
}
}
//控制方向的按钮
private void getControl(){
if(control == null){
control = new JButton();
control.addKeyListener(new KeyAdapter() {
@Override
public void keyPressed(KeyEvent e) {
switch(e.getKeyCode()){
case KeyEvent.VK_LEFT :chDir(LEFT);break;
case KeyEvent.VK_RIGHT :chDir(RIGHT);break;
case KeyEvent.VK_UP :chDir(UP);break;
case KeyEvent.VK_DOWN :chDir(DOWN);break;
case KeyEvent.VK_ENTER:isContinue = true;break;
case KeyEvent.VK_SPACE:isContinue = false;break;
}
}
});
}
}
//生成食物
private void getFood(){
Random ran = new Random();
//横坐标最大480，纵坐标最大460
int x = ran.nextInt(49)*10;
int y = ran.nextInt(47)*10;
food = new Point(x,y);
SetPoint set = new HashSetPoint(worm);
while(set.contains(food)){
x = ran.nextInt(50)*10;
y = ran.nextInt(50)*10;
food = new Point(x,y);
}
nodes.get(food).setVisible(false);
}
//改变方向
private void chDir(int dir){
if(this.dir+dir!=0){
this.dir = dir;
}
}
//添加Worm的方法
private void addWorm(){
for(int i = 250;i300;i+=10){
Point p = new Point(i,250);
worm.add(p);
nodes.get(p).setVisible(true);
}
}
}
//给分
