重庆分公司,新征程启航
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自己写着玩的,很简单,你试一试哦...
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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;
}
}
public
class
Snake
implements
Data//蛇类实现了data接口
{
public
Snake()
{
array.add(new
Point(10,
10));//
array.add(new
Point(10,
11));//
array.add(new
Point(10,
12));//
array.add(new
Point(10,
13));//
array.add(new
Point(10,
14));//这五句话是构造一个蛇,这条蛇由五个坐标点连成
currentFlag
=UPFLAG
;//当前的运动方向设为向上
lifeFlag
=
true;//当前蛇的生命设为活着
}
public
void
move()//蛇的运动函数
{
tair
=
(Point)array.get(array.size()
-
1);//得到蛇的尾巴
int
len
=
array.size()
-
2;
for(int
i
=
len;
i
=
0;
i--)//这个for循环把蛇的每一个点都坐标偏移即运动了
{
Point
leftPoint
=
(Point)array.get(i);
Point
rightPoint
=
(Point)array.get(i
+
1);
rightPoint.x
=
leftPoint.x;
rightPoint.y
=
leftPoint.y;//每一个右边的点等于其左边的点,像蛇那样的一缩一张的运动
}
}
public
void
moveHeadLeft()//把蛇的头部转向左边
{
if(currentFlag
==
RIGHTFLAG
||
currentFlag
==
LEFTFLAG)//如果运动方向设为向左或向右则不执行
{
return;
}
move();
Point
point
=
(Point)(array.get(0));
//得到蛇头部
point.x
=
point.x
-
1;//蛇头部横坐标减一,纵坐标不变
point.y
=
point.y;
if(point.x
LEFT)//如果蛇头部不能再左,就不执行
{
lifeFlag
=
false;
}
currentFlag
=
LEFTFLAG;//将蛇运动方向改为左
}
import java.awt.Color;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Rectangle;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import java.awt.image.BufferedImage;
import java.util.ArrayList;
import java.util.List;
import javax.swing.JFrame;
public class InterFace extends JFrame {
/**
* WIDTH:宽
* HEIGHT:高
* SLEEPTIME:可以看作蛇运动的速度
* L = 1,R = 2, U = 3, D = 4 左右上下代码
*/
public static final int WIDTH = 800, HEIGHT = 600, SLEEPTIME = 200, L = 1,R = 2, U = 3, D = 4;
BufferedImage offersetImage= new BufferedImage(WIDTH, HEIGHT,BufferedImage.TYPE_3BYTE_BGR);;
Rectangle rect = new Rectangle(20, 40, 15 * 50, 15 * 35);
Snake snake;
Node node;
public InterFace() {
//创建"蛇"对象
snake = new Snake(this);
//创建"食物"对象
createNode();
this.setBounds(100, 100, WIDTH, HEIGHT);
//添加键盘监听器
this.addKeyListener(new KeyAdapter() {
public void keyPressed(KeyEvent arg0) {
System.out.println(arg0.getKeyCode());
switch (arg0.getKeyCode()) {
//映射上下左右4个键位
case KeyEvent.VK_LEFT:
snake.dir = L;
break;
case KeyEvent.VK_RIGHT:
snake.dir = R;
break;
case KeyEvent.VK_UP:
snake.dir = U;
break;
case KeyEvent.VK_DOWN:
snake.dir = D;
}
}
});
this.setTitle("贪吃蛇 0.1 By : Easy");
this.setDefaultCloseOperation(EXIT_ON_CLOSE);
this.setVisible(true);
//启动线程,开始执行
new Thread(new ThreadUpadte()).start();
}
public void paint(Graphics g) {
Graphics2D g2d = (Graphics2D) offersetImage.getGraphics();
g2d.setColor(Color.white);
g2d.fillRect(0, 0, WIDTH, HEIGHT);
g2d.setColor(Color.black);
g2d.drawRect(rect.x, rect.y, rect.width, rect.height);
//如果蛇碰撞(吃)到食物,则创建新食物
if (snake.hit(node)) {
createNode();
}
snake.draw(g2d);
node.draw(g2d);
g.drawImage(offersetImage, 0, 0, null);
}
class ThreadUpadte implements Runnable {
public void run() {
//无限重绘画面
while (true) {
try {
Thread.sleep(SLEEPTIME);
repaint(); //
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
}
/**
* 创建食物
*/
public void createNode() {
//随机食物的出现位置
int x = (int) (Math.random() * 650) + 50,y = (int) (Math.random() * 500) + 50;
Color color = Color.blue;
node = new Node(x, y, color);
}
public static void main(String args[]) {
new InterFace();
}
}
/**
* 节点类(包括食物和蛇的身躯组成节点)
*/
class Node {
int x, y, width = 15, height = 15;
Color color;
public Node(int x, int y, Color color) {
this(x, y);
this.color = color;
}
public Node(int x, int y) {
this.x = x;
this.y = y;
this.color = color.black;
}
public void draw(Graphics2D g2d) {
g2d.setColor(color);
g2d.drawRect(x, y, width, height);
}
public Rectangle getRect() {
return new Rectangle(x, y, width, height);
}
}
/**
* 蛇
*/
class Snake {
public ListNode nodes = new ArrayListNode();
InterFace interFace;
int dir=InterFace.R;
public Snake(InterFace interFace) {
this.interFace = interFace;
nodes.add(new Node(20 + 150, 40 + 150));
addNode();
}
/**
* 是否碰撞到食物
* @return true 是 false 否
*/
public boolean hit(Node node) {
//遍历整个蛇体是否与食物碰撞
for (int i = 0; i nodes.size(); i++) {
if (nodes.get(i).getRect().intersects(node.getRect())) {
addNode();
return true;
}
}
return false;
}
public void draw(Graphics2D g2d) {
for (int i = 0; i nodes.size(); i++) {
nodes.get(i).draw(g2d);
}
move();
}
public void move() {
nodes.remove((nodes.size() - 1));
addNode();
}
public synchronized void addNode() {
Node nodeTempNode = nodes.get(0);
//如果方向
switch (dir) {
case InterFace.L:
//判断是否会撞墙
if (nodeTempNode.x = 20) {
nodeTempNode = new Node(20 + 15 * 50, nodeTempNode.y);
}
nodes.add(0, new Node(nodeTempNode.x - nodeTempNode.width,
nodeTempNode.y));
break;
case InterFace.R:
//判断是否会撞墙
if (nodeTempNode.x = 20 + 15 * 50 - nodeTempNode.width) {
nodeTempNode = new Node(20 - nodeTempNode.width, nodeTempNode.y);
}
nodes.add(0, new Node(nodeTempNode.x + nodeTempNode.width,
nodeTempNode.y));
break;
case InterFace.U:
//判断是否会撞墙
if (nodeTempNode.y = 40) {
nodeTempNode = new Node(nodeTempNode.x, 40 + 15 * 35);
}
nodes.add(0, new Node(nodeTempNode.x, nodeTempNode.y - nodeTempNode.height));
break;
case InterFace.D:
//判断是否会撞墙
if (nodeTempNode.y = 40 + 15 * 35 - nodeTempNode.height) {
nodeTempNode = new Node(nodeTempNode.x,40 - nodeTempNode.height);
}
nodes.add(0, new Node(nodeTempNode.x, nodeTempNode.y + nodeTempNode.height));
break;
}
}
}
J2ME贪吃蛇源代码——200行左右,包含详细注释 package snake;import javax.microedition.midlet.*;
import javax.microedition.lcdui.*;public class SnakeMIDlet extends MIDlet {
SnakeCanvas displayable = new SnakeCanvas();
public SnakeMIDlet() {
Display.getDisplay(this).setCurrent(displayable);
}public void startApp() {}public void pauseApp() {}public void destroyApp(boolean unconditional) {}}//文件名:SnakeCanvas.javapackage snake;import java.util.*;
import javax.microedition.lcdui.*;/**
* 贪吃蛇游戏
*/
public class SnakeCanvas extends Canvas implements Runnable{
/**存储贪吃蛇节点坐标,其中第二维下标为0的代表x坐标,第二维下标是1的代表y坐标*/
int[][] snake = new int[200][2];
/**已经使用的节点数量*/
int snakeNum;
/**贪吃蛇运动方向,0代表向上,1代表向下,2代表向左,3代表向右*/
int direction;
/*移动方向*/
/**向上*/
private final int DIRECTION_UP = 0;
/**向下*/
private final int DIRECTION_DOWN = 1;
/**向左*/
private final int DIRECTION_LEFT = 2;
/**向右*/
private final int DIRECTION_RIGHT = 3;/**游戏区域宽度*/
int width;
/**游戏区域高度*/
int height;/**蛇身单元宽度*/
private final byte SNAKEWIDTH = 4;/**是否处于暂停状态,true代表暂停*/
boolean isPaused = false;
/**是否处于运行状态,true代表运行*/
boolean isRun = true;/**时间间隔*/
private final int SLEEP_TIME = 300;
/**食物的X坐标*/
int foodX;
/**食物的Y坐标*/
int foodY;
/**食物的闪烁控制*/
boolean b = true;
/**Random对象*/
Random random = new Random();
public SnakeCanvas() {
//初始化
init();
width = this.getWidth();
height = this.getHeight();
//启动线程
new Thread(this).start();
}/**
* 初始化开始数据
*/
private void init(){
//初始化节点数量
snakeNum = 7;
//初始化节点数据
for(int i = 0;i snakeNum;i++){
snake[i][0] = 100 - SNAKEWIDTH * i;
snake[i][1] = 40;
}
//初始化移动方向
direction = DIRECTION_RIGHT;
//初始化食物坐标
foodX = 100;
foodY = 100;
}protected void paint(Graphics g) {
//清屏
g.setColor(0xffffff);
g.fillRect(0,0,width,height);
g.setColor(0);//绘制蛇身
for(int i = 0;i snakeNum;i++){
g.fillRect(snake[i][0],snake[i][1],SNAKEWIDTH,SNAKEWIDTH);
}
//绘制食物
if(b){
g.fillRect(foodX,foodY,SNAKEWIDTH,SNAKEWIDTH);
}
}private void move(int direction){
//蛇身移动
for(int i = snakeNum - 1;i 0;i--){
snake[i][0] = snake[i - 1][0];
snake[i][1] = snake[i - 1][1];
}//第一个单元格移动
switch(direction){
case DIRECTION_UP:
snake[0][1] = snake[0][1] - SNAKEWIDTH;
break;
case DIRECTION_DOWN:
snake[0][1] = snake[0][1] + SNAKEWIDTH;
break;
case DIRECTION_LEFT:
snake[0][0] = snake[0][0] - SNAKEWIDTH;
break;
case DIRECTION_RIGHT:
snake[0][0] = snake[0][0] + SNAKEWIDTH;
break;
}
}
/**
* 吃掉食物,自身增长
*/
private void eatFood(){
//判别蛇头是否和食物重叠
if(snake[0][0] == foodX snake[0][1] == foodY){
snakeNum++;
generateFood();
}
}
/**
* 产生食物
* 说明:食物的坐标必须位于屏幕内,且不能和蛇身重合
*/
private void generateFood(){
while(true){
foodX = Math.abs(random.nextInt() % (width - SNAKEWIDTH + 1))
/ SNAKEWIDTH * SNAKEWIDTH;
foodY = Math.abs(random.nextInt() % (height - SNAKEWIDTH + 1))
/ SNAKEWIDTH * SNAKEWIDTH;
boolean b = true;
for(int i = 0;i snakeNum;i++){
if(foodX == snake[i][0] snake[i][1] == foodY){
b = false;
break;
}
}
if(b){
break;
}
}
}
/**
* 判断游戏是否结束
* 结束条件:
* 1、蛇头超出边界
* 2、蛇头碰到自身
*/
private boolean isGameOver(){
//边界判别
if(snake[0][0] 0 || snake[0][0] (width - SNAKEWIDTH) ||
snake[0][1] 0 || snake[0][1] (height - SNAKEWIDTH)){
return true;
}
//碰到自身
for(int i = 4;i snakeNum;i++){
if(snake[0][0] == snake[i][0]
snake[0][1] == snake[i][1]){
return true;
}
}
return false;
}/**
* 事件处理
*/
public void keyPressed(int keyCode){
int action = this.getGameAction(keyCode);
//改变方向
switch(action){
case UP:
if(direction != DIRECTION_DOWN){
direction = DIRECTION_UP;
}
break;
case DOWN:
if(direction != DIRECTION_UP){
direction = DIRECTION_DOWN;
}
break;
case LEFT:
if(direction != DIRECTION_RIGHT){
direction = DIRECTION_LEFT;
}
break;
case RIGHT:
if(direction != DIRECTION_LEFT){
direction = DIRECTION_RIGHT;
}
break;
case FIRE:
//暂停和继续
isPaused = !isPaused;
break;
}
}/**
* 线程方法
* 使用精确延时
*/
public void run(){
try{
while (isRun) {
//开始时间
long start = System.currentTimeMillis();
if(!isPaused){
//吃食物
eatFood();
//移动
move(direction);
//结束游戏
if(isGameOver()){
break;
}
//控制闪烁
b = !b;
}
//重新绘制
repaint();
long end = System.currentTimeMillis();
//延时
if(end - start SLEEP_TIME){
Thread.sleep(SLEEP_TIME - (end - start));
}
}
}catch(Exception e){}
}
}
import java.util.*;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.event.*;
public class SnakeGame{
public static void main(String[] args){
SnakeFrame frame = new SnakeFrame();
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setVisible(true);
}
}
//----------记录状态的线程
class StatusRunnable implements Runnable{
public StatusRunnable(Snake snake,JLabel statusLabel,JLabel scoreLabel){
this.statusLabel = statusLabel;
this.scoreLabel = scoreLabel;
this.snake = snake;
}
public void run(){
String sta = "";
String spe = "";
while(true){
switch(snake.status){
case Snake.RUNNING:
sta = "Running";break;
case Snake.PAUSED:
sta = "Paused";break;
case Snake.GAMEOVER:
sta = "GameOver";break;
}
statusLabel.setText(sta);
scoreLabel.setText(""+snake.score);
try{
Thread.sleep(100);
}
catch(Exception e){
}
}
}
private JLabel scoreLabel;
private JLabel statusLabel;
private Snake snake;
}
//----------蛇运动以及记录分数的线程
class SnakeRunnable implements Runnable{
public SnakeRunnable(Snake snake,Component component){
this.snake = snake;
this.component = component;
}
public void run(){
while(true){
try{
snake.move();
component.repaint();
Thread.sleep(snake.speed);
}
catch(Exception e){
}
}
}
private Snake snake;
private Component component;
}
class Snake{
boolean isRun;//---------是否运动中
ArrayListNode body;//-----蛇体
Node food;//--------食物
int derection;//--------方向
int score ;
int status;
int speed;
public static final int SLOW = 500;
public static final int MID = 300;
public static final int FAST = 100;
public static final int RUNNING = 1;
public static final int PAUSED = 2;
public static final int GAMEOVER = 3;
public static final int LEFT = 1;
public static final int UP = 2;
public static final int RIGHT = 3;
public static final int DOWN = 4;
public Snake(){
speed = Snake.SLOW;
score = 0;
isRun = false;
status = Snake.PAUSED;
derection = Snake.RIGHT;
body = new ArrayListNode();
body.add(new Node(60,20));
body.add(new Node(40,20));
body.add(new Node(20,20));
makeFood();
}
//------------判断食物是否被蛇吃掉
//-------如果食物在蛇运行方向的正前方,并且与蛇头接触,则被吃掉
private boolean isEaten(){
Node head = body.get(0);
if(derection == Snake.RIGHT (head.x+Node.W) == food.xhead.y == food.y )
return true;
if(derection == Snake.LEFT (head.x-Node.W) == food.xhead.y == food.y )
return true;
if(derection == Snake.UP head.x == food.x(head.y-Node.H) == food.y )
return true;
if(derection == Snake.DOWN head.x == food.x(head.y+Node.H) == food.y )
return true;
else return false;
}
//----------是否碰撞
private boolean isCollsion(){
Node node = body.get(0);
//------------碰壁
if(derection == Snake.RIGHT node.x == 280)
return true;
if(derection == Snake.UP node.y == 0)
return true;
if(derection == Snake.LEFT node.x == 0)
return true;
if(derection == Snake.DOWN node.y == 380)
return true;
//--------------蛇头碰到蛇身
Node temp = null;
int i = 0;
for(i = 3;ibody.size();i++)
{
temp = body.get(i);
if(temp.x == node.x temp.y==node.y)
break;
}
if(i body.size())
return true;
else return false;
}
//-------在随机的地方产生食物
public void makeFood(){
Node node = new Node(0,0);
boolean isInBody = true;
int x = 0,y = 0;
int X = 0,Y = 0;
int i = 0;
while(isInBody){
x = (int)(Math.random()*15);
y = (int)(Math.random()*20);
X = x*Node.W;
Y = y*Node.H;
for(i = 0;i body.size();i ++){
if( X == body.get(i).x Y == body.get(i).y)
break;
}
if(i body.size())
isInBody = true;
else
isInBody = false;
}
food = new Node(X,Y);
}
//---------改变运行方向
public void changeDerection(int newDer){
if(derection%2 != newDer%2)//-------如果与原来方向相同或相反,则无法改变
derection = newDer;
}
public void move(){
if(isEaten()){//-----如果食物被吃掉
body.add(0,food);//--------把食物当成蛇头成为新的蛇体
score += 10;
makeFood();//--------产生食物
}
else if(isCollsion())//---------如果碰壁或自身
{
isRun = false;
status = Snake.GAMEOVER;//-----结束
}
else if(isRun){//----正常运行(不吃食物,不碰壁,不碰自身)
Node node = body.get(0);
int X = node.x;
int Y = node.y;
//------------蛇头按运行方向前进一个单位
switch(derection){
case 1:
X-=Node.W;
break;
case 2:
Y-=Node.H;
break;
case 3:
X+=Node.W;
break;
case 4:
Y+=Node.H;
break;
}
body.add(0,new Node(X,Y));
//---------------去掉蛇尾
body.remove(body.size()-1);
}
}
}
//---------组成蛇身的单位,食物
class Node
{
public static final int W = 20;
public static final int H = 20;
int x;
int y;
public Node(int x,int y){
this.x = x;
this.y = y;
}
}
//------画板
class SnakePanel extends JPanel{
Snake snake;
public SnakePanel(Snake snake){
this.snake = snake;
}
public void paintComponent(Graphics g){
super.paintComponent(g);
Node node = null;
for(int i = 0;i snake.body.size();i++){//---红蓝间隔画蛇身
if(i%2 == 0)
g.setColor(Color.blue);
else g.setColor(Color.yellow);
node = snake.body.get(i);
g.fillRect(node.x,node.y,node.H,node.W);//*******************试用*********************
}
node = snake.food;
g.setColor(Color.red);
g.fillRect(node.x,node.y,node.H,node.W);
}
}
class SnakeFrame extends JFrame{
private JLabel statusLabel;
private JLabel speedLabel;
private JLabel scoreLabel;
private JPanel snakePanel;
private Snake snake;
private JMenuBar bar;
JMenu gameMenu;
JMenu helpMenu;
JMenu speedMenu;
JMenuItem newItem;
JMenuItem pauseItem;
JMenuItem beginItem;
JMenuItem helpItem;
JMenuItem aboutItem;
JMenuItem slowItem;
JMenuItem midItem;
JMenuItem fastItem;
public SnakeFrame(){
init();
ActionListener l = new ActionListener(){
public void actionPerformed(ActionEvent e){
if(e.getSource()==pauseItem)
snake.isRun = false;
if(e.getSource()==beginItem)
snake.isRun = true;
if(e.getSource()==newItem)
{ newGame();
}
//------------菜单控制运行速度
if(e.getSource()==slowItem)
{
snake.speed = Snake.SLOW;
speedLabel.setText("Slow");
}
if(e.getSource()==midItem)
{
snake.speed = Snake.MID;
speedLabel.setText("Mid");
}
if(e.getSource()==fastItem)
{
snake.speed = Snake.FAST;
speedLabel.setText("Fast");
}
}
};
pauseItem.addActionListener(l);
beginItem.addActionListener(l);
newItem.addActionListener(l);
aboutItem.addActionListener(l);
slowItem.addActionListener(l);
midItem.addActionListener(l);
fastItem.addActionListener(l);
addKeyListener(new KeyListener(){
public void keyPressed(KeyEvent e){
switch(e.getKeyCode()){
//------------方向键改变蛇运行方向
case KeyEvent.VK_DOWN://
snake.changeDerection(Snake.DOWN);
break;
case KeyEvent.VK_UP://
snake.changeDerection(Snake.UP);
break;
case KeyEvent.VK_LEFT://
snake.changeDerection(Snake.LEFT);
break;
case KeyEvent.VK_RIGHT://
snake.changeDerection(Snake.RIGHT);
break;
//空格键,游戏暂停或继续
case KeyEvent.VK_SPACE://
if(snake.isRun == true)
{snake.isRun = false;snake.status = Snake.PAUSED;break;}
if(snake.isRun == false)
{snake.isRun = true; snake.status = Snake.RUNNING;break;}
}
}
public void keyReleased(KeyEvent k){
}
public void keyTyped(KeyEvent k){
}
});
}
private void init(){
speedLabel = new JLabel();
snake = new Snake();
setSize(380,460);
setLayout(null);
this.setResizable(false);
bar = new JMenuBar();
gameMenu = new JMenu("Game");
newItem= new JMenuItem("New Game");
gameMenu.add(newItem);
pauseItem = new JMenuItem("Pause");
gameMenu.add(pauseItem);
beginItem = new JMenuItem("Continue");
gameMenu.add(beginItem);
helpMenu = new JMenu("Help");
aboutItem = new JMenuItem("About");
helpMenu.add(aboutItem);
speedMenu = new JMenu("Speed");
slowItem = new JMenuItem("Slow");
fastItem = new JMenuItem("Fast");
midItem = new JMenuItem("Middle");
speedMenu.add(slowItem);
speedMenu.add(midItem);
speedMenu.add(fastItem);
bar.add(gameMenu);
bar.add(helpMenu);
bar.add(speedMenu);
setJMenuBar(bar);
statusLabel = new JLabel();
scoreLabel = new JLabel();
snakePanel = new JPanel();
snakePanel.setBounds(0,0,300,400);
snakePanel.setBorder(BorderFactory.createLineBorder(Color.darkGray));
add(snakePanel);
statusLabel.setBounds(300,25,60,20);
add(statusLabel);
scoreLabel.setBounds(300,20,60,20);
add(scoreLabel);
JLabel temp = new JLabel("状态");
temp.setBounds(310,5,60,20);
add(temp);
temp = new JLabel("分数");
temp.setBounds(310,105,60,20);
add(temp);
temp = new JLabel("速度");
temp.setBounds(310,55,60,20);
add(temp);
speedLabel.setBounds(310,75,60,20);
add(speedLabel);
}
private void newGame(){
this.remove(snakePanel);
this.remove(statusLabel);
this.remove(scoreLabel);
speedLabel.setText("Slow");
statusLabel = new JLabel();
scoreLabel = new JLabel();
snakePanel = new JPanel();
snake = new Snake();
snakePanel = new SnakePanel(snake);
snakePanel.setBounds(0,0,300,400);
snakePanel.setBorder(BorderFactory.createLineBorder(Color.darkGray));
Runnable r1 = new SnakeRunnable(snake,snakePanel);
Runnable r2 = new StatusRunnable(snake,statusLabel,scoreLabel);
Thread t1 = new Thread(r1);
Thread t2 = new Thread(r2);
t1.start();
t2.start();
add(snakePanel);
statusLabel.setBounds(310,25,60,20);
add(statusLabel);
scoreLabel.setBounds(310,125,60,20);
add(scoreLabel);
}
}