飞机大战游戏如何用js+css实现
导读：这篇文章给大家介绍了“飞机大战游戏如何用js+css实现”的相关知识，讲解详细，步骤过程清晰，对大家进一步学习和理解“飞机大战游戏如何用js+css实现”有一定的帮助，希望大家阅读完这篇文章能有所收获。下面就请大家跟着小编的思路一起来学习一...
这篇文章给大家介绍了“飞机大战游戏如何用js+css实现”的相关知识，讲解详细，步骤过程清晰，对大家进一步学习和理解“飞机大战游戏如何用js+css实现”有一定的帮助，希望大家阅读完这篇文章能有所收获。下面就请大家跟着小编的思路一起来学习一下吧。本文实例为大家分享了js+css实现飞机大战游戏的具体代码，供大家参考，具体内容如下
用js和css实现，css中定义样式，js中定义了具体的实现事件，例如碰撞、子弹、飞机等。
main.css文件(可根据需要定义)：
*{
margin: 0;
padding: 0;
}
#contentdiv{
position: absolute;
left: 500px;
}
#startdiv{
width: 320px;
height: 568px;
background-image: url(../image/ks.png);
}
button{
outline: none;
}
#startdiv button{
position: absolute;
top: 500px;
left: 82px;
width: 150px;
height: 30px;
border: 1px solid black;
border-radius: 30px;
background-color: #c4c9ca;
}
#maindiv{
width: 320px;
height: 568px;
background-image:url(../image/background_1.png) ;
display: none;
}
#maindiv img{
position: absolute;
z-index: 1;
}
#scorediv{
font-size: 16px;
font-weight: bold;
position: absolute;
top: 10px;
left: 10px;
display: none;
}
#scorediv{
font-size: 18px;
font-weight: bold;
}
#suspenddiv{
position: absolute;
top: 210px;
left: 82px;
display: none;
z-index: 2;
}
#suspenddiv button{
width: 150px;
height: 30px;
margin-bottom: 20px;
border: 1px solid black;
border-radius: 30px;
background-color: #c4c9ca;
}
#enddiv{
position: absolute;
top: 210px;
left: 75px;
border: 1px solid gray;
border-radius: 5px;
text-align: center;
background-color:#d7ddde;
display: none;
z-index: 2;
}
.plantext{
width: 160px;
height: 30px;
line-height: 30px;
font-size: 16px;
font-weight: bold;
}
#planscore{
width: 160px;
height: 80px;
line-height: 80px;
border-top: 1px solid gray;
border-bottom: 1px solid gray;
font-size: 16px;
font-weight: bold;
}
#enddiv div{
width: 160px;
height: 50px;
}
#enddiv div button{
margin-top:10px ;
width: 90px;
height: 30px;
border: 1px solid gray;
border-radius: 30px;
}
main.js:
//获得主界面
var maindiv=document.getelementbyid("maindiv");
//获得开始界面
var startdiv=document.getelementbyid("startdiv");
//获得游戏中分数显示界面
var scorediv=document.getelementbyid("scorediv");
//获得分数界面
var scorelabel=document.getelementbyid("label");
//获得暂停界面
var suspenddiv=document.getelementbyid("suspenddiv");
//获得游戏结束界面
var enddiv=document.getelementbyid("enddiv");
//获得游戏结束后分数统计界面
var planscore=document.getelementbyid("planscore");
//初始化分数
var scores=0;
/*
创建飞机类
*/
function plan(hp,x,y,sizex,sizey,score,dietime,sudu,boomimage,imagesrc){
this.planx=x;
this.plany=y;
this.imagenode=null;
this.planhp=hp;
this.planscore=score;
this.plansizex=sizex;
this.plansizey=sizey;
this.planboomimage=boomimage;
this.planisdie=false;
this.plandietimes=0;
this.plandietime=dietime;
this.plansudu=sudu;
//行为
/*
移动行为
*/
this.planmove=function(){
if(scores=50000){
this.imagenode.style.top=this.imagenode.offsettop+this.plansudu+"px";
}
else if(scores>
50000&
&
scores=100000){
this.imagenode.style.top=this.imagenode.offsettop+this.plansudu+1+"px";
}
else if(scores>
100000&
&
scores=150000){
this.imagenode.style.top=this.imagenode.offsettop+this.plansudu+2+"px";
}
else if(scores>
150000&
&
scores=200000){
this.imagenode.style.top=this.imagenode.offsettop+this.plansudu+3+"px";
}
else if(scores>
200000&
&
scores=300000){
this.imagenode.style.top=this.imagenode.offsettop+this.plansudu+4+"px";
}
else{
this.imagenode.style.top=this.imagenode.offsettop+this.plansudu+5+"px";
}
}
this.init=function(){
this.imagenode=document.createelement("img");
this.imagenode.style.left=this.planx+"px";
this.imagenode.style.top=this.plany+"px";
this.imagenode.src=imagesrc;
maindiv.appendchild(this.imagenode);
}
this.init();
}
/*
创建子弹类
*/
function bullet(x,y,sizex,sizey,imagesrc){
this.bulletx=x;
this.bullety=y;
this.bulletimage=null;
this.bulletattach=1;
this.bulletsizex=sizex;
this.bulletsizey=sizey;
//行为
/*
移动行为
*/
this.bulletmove=function(){
this.bulletimage.style.top=this.bulletimage.offsettop-20+"px";
}
this.init=function(){
this.bulletimage=document.createelement("img");
this.bulletimage.style.left= this.bulletx+"px";
this.bulletimage.style.top= this.bullety+"px";
this.bulletimage.src=imagesrc;
maindiv.appendchild(this.bulletimage);
}
this.init();
}
/*
创建单行子弹类
*/
function oddbullet(x,y){
bullet.call(this,x,y,6,14,"image/bullet1.png");
}
/*
创建敌机类
*/
function enemy(hp,a,b,sizex,sizey,score,dietime,sudu,boomimage,imagesrc){
plan.call(this,hp,random(a,b),-100,sizex,sizey,score,dietime,sudu,boomimage,imagesrc);
}
//产生min到max之间的随机数
function random(min,max){
return math.floor(min+math.random()*(max-min));
}
/*
创建本方飞机类
*/
function ourplan(x,y){
var imagesrc="image/my.gif";
plan.call(this,1,x,y,66,80,0,660,0,"image/bz.gif",imagesrc);
this.imagenode.setattribute('id','ourplan');
}
/*
创建本方飞机
*/
var selfplan=new ourplan(120,485);
//移动事件
var ourplan=document.getelementbyid('ourplan');
var yidong=function(){
var oevent=window.event||arguments[0];
var chufa=oevent.srcelement||oevent.target;
var selfplanx=oevent.clientx-500;
var selfplany=oevent.clienty;
ourplan.style.left=selfplanx-selfplan.plansizex/2+"px";
ourplan.style.top=selfplany-selfplan.plansizey/2+"px";
// document.getelementsbytagname('img')[0].style.left=selfplanx-selfplan.plansizex/2+"px";
// document.getelementsbytagname('img')[0]..style.top=selfplany-selfplan.plansizey/2+"px";
}
/*
暂停事件
*/
var number=0;
var zanting=function(){
if(number==0){
suspenddiv.style.display="block";
if(document.removeeventlistener){
maindiv.removeeventlistener("mousemove",yidong,true);
bodyobj.removeeventlistener("mousemove",bianjie,true);
}
else if(document.detachevent){
maindiv.detachevent("onmousemove",yidong);
bodyobj.detachevent("onmousemove",bianjie);
}
clearinterval(set);
number=1;
}
else{
suspenddiv.style.display="none";
if(document.addeventlistener){
maindiv.addeventlistener("mousemove",yidong,true);
bodyobj.addeventlistener("mousemove",bianjie,true);
}
else if(document.attachevent){
maindiv.attachevent("onmousemove",yidong);
bodyobj.attachevent("onmousemove",bianjie);
}
set=setinterval(start,20);
number=0;
}
}
//判断本方飞机是否移出边界,如果移出边界,则取消mousemove事件,反之加上mousemove事件
var bianjie=function(){
var oevent=window.event||arguments[0];
var bodyobjx=oevent.clientx;
var bodyobjy=oevent.clienty;
if(bodyobjx505||bodyobjx>
815||bodyobjy0||bodyobjy>
568){
if(document.removeeventlistener){
maindiv.removeeventlistener("mousemove",yidong,true);
}
else if(document.detachevent){
maindiv.detachevent("onmousemove",yidong);
}
}
else{
if(document.addeventlistener){
maindiv.addeventlistener("mousemove",yidong,true);
}
else if(document.attachevent){
maindiv.attachevent("nomousemove",yidong);
}
}
}
//暂停界面重新开始事件
//function chongxinkaishi(){
// location.reload(true);
// startdiv.style.display="none";
// maindiv.style.display="block";
//}
var bodyobj=document.getelementsbytagname("body")[0];
if(document.addeventlistener){
//为本方飞机添加移动和暂停
maindiv.addeventlistener("mousemove",yidong,true);
//为本方飞机添加暂停事件
selfplan.imagenode.addeventlistener("click",zanting,true);
//为body添加判断本方飞机移出边界事件
bodyobj.addeventlistener("mousemove",bianjie,true);
//为暂停界面的继续按钮添加暂停事件
suspenddiv.getelementsbytagname("button")[0].addeventlistener("click",zanting,true);
// suspenddiv.getelementsbytagname("button")[1].addeventlistener("click",chongxinkaishi,true);
//为暂停界面的返回主页按钮添加事件
suspenddiv.getelementsbytagname("button")[2].addeventlistener("click",jixu,true);
}
else if(document.attachevent){
//为本方飞机添加移动
maindiv.attachevent("onmousemove",yidong);
//为本方飞机添加暂停事件
selfplan.imagenode.attachevent("onclick",zanting);
//为body添加判断本方飞机移出边界事件
bodyobj.attachevent("onmousemove",bianjie);
//为暂停界面的继续按钮添加暂停事件
suspenddiv.getelementsbytagname("button")[0].attachevent("onclick",zanting);
// suspenddiv.getelementsbytagname("button")[1].attachevent("click",chongxinkaishi,true);
//为暂停界面的返回主页按钮添加事件
suspenddiv.getelementsbytagname("button")[2].attachevent("click",jixu,true);
}
//初始化隐藏本方飞机
selfplan.imagenode.style.display="none";
/*
敌机对象数组
*/
var enemys=[];
/*
子弹对象数组
*/
var bullets=[];
var mark=0;
var mark1=0;
var backgroundpositiony=0;
/*
开始函数
*/
function start(){
maindiv.style.backgroundpositiony=backgroundpositiony+"px";
backgroundpositiony+=0.5;
if(backgroundpositiony==568){
backgroundpositiony=0;
}
mark++;
/*
创建敌方飞机
*/
if(mark==20){
mark1++;
//中飞机
if(mark1%5==0){
enemys.push(new enemy(6,25,274,46,60,5000,360,random(1,3),"image/zz.gif","image/enemy3_fly_1.png"));
}
//大飞机
if(mark1==20){
enemys.push(new enemy(12,57,210,110,164,30000,540,1,"image/dd.gif","image/enemy2_fly_1.png"));
mark1=0;
}
//小飞机
else{
enemys.push(new enemy(1,19,286,34,24,1000,360,random(1,4),"image/xx.gif","image/enemy1_fly_1.png"));
}
mark=0;
}
/*
移动敌方飞机
*/
var enemyslen=enemys.length;
for(var i=0;
ienemyslen;
i++){
if(enemys[i].planisdie!=true){
enemys[i].planmove();
}
/*
如果敌机超出边界,删除敌机
*/
if(enemys[i].imagenode.offsettop>
568){
maindiv.removechild(enemys[i].imagenode);
enemys.splice(i,1);
enemyslen--;
}
//当敌机死亡标记为true时，经过一段时间后清除敌机
if(enemys[i].planisdie==true){
enemys[i].plandietimes+=20;
if(enemys[i].plandietimes==enemys[i].plandietime){
maindiv.removechild(enemys[i].imagenode);
enemys.splice(i,1);
enemyslen--;
}
}
}
/*
创建子弹
*/
if(mark%5==0){
bullets.push(new oddbullet(parseint(selfplan.imagenode.style.left)+1,parseint(selfplan.imagenode.style.top)-10));
bullets.push(new oddbullet(parseint(selfplan.imagenode.style.left)+11,parseint(selfplan.imagenode.style.top)-10));
bullets.push(new oddbullet(parseint(selfplan.imagenode.style.left)+21,parseint(selfplan.imagenode.style.top)-10));
bullets.push(new oddbullet(parseint(selfplan.imagenode.style.left)+31,parseint(selfplan.imagenode.style.top)-10));
bullets.push(new oddbullet(parseint(selfplan.imagenode.style.left)+41,parseint(selfplan.imagenode.style.top)-10));
bullets.push(new oddbullet(parseint(selfplan.imagenode.style.left)+51,parseint(selfplan.imagenode.style.top)-10));
bullets.push(new oddbullet(parseint(selfplan.imagenode.style.left)+61,parseint(selfplan.imagenode.style.top)-10));
}
/*
移动子弹
*/
var bulletslen=bullets.length;
for(var i=0;
ibulletslen;
i++){
bullets[i].bulletmove();
/*
如果子弹超出边界,删除子弹
*/
if(bullets[i].bulletimage.offsettop0){
maindiv.removechild(bullets[i].bulletimage);
bullets.splice(i,1);
bulletslen--;
}
}
/*
碰撞判断
*/
for(var k=0;
kbulletslen;
k++){
for(var j=0;
jenemyslen;
j++){
//判断碰撞本方飞机
if(enemys[j].planisdie==false){
if(enemys[j].imagenode.offsetleft+enemys[j].plansizex>
=selfplan.imagenode.offsetleft&
&
enemys[j].imagenode.offsetleft=selfplan.imagenode.offsetleft+selfplan.plansizex){
if(enemys[j].imagenode.offsettop+enemys[j].plansizey>
=selfplan.imagenode.offsettop+40&
&
enemys[j].imagenode.offsettop=selfplan.imagenode.offsettop-20+selfplan.plansizey){
//碰撞本方飞机，游戏结束，统计分数
selfplan.imagenode.src="image/bz.gif";
enddiv.style.display="block";
planscore.innerhtml=scores;
if(document.removeeventlistener){
maindiv.removeeventlistener("mousemove",yidong,true);
bodyobj.removeeventlistener("mousemove",bianjie,true);
}
else if(document.detachevent){
maindiv.detachevent("onmousemove",yidong);
bodyobj.removeeventlistener("mousemove",bianjie,true);
}
clearinterval(set);
}
}
//判断子弹与敌机碰撞
if((bullets[k].bulletimage.offsetleft+bullets[k].bulletsizex>
enemys[j].imagenode.offsetleft)&
&
(bullets[k].bulletimage.offsetleftenemys[j].imagenode.offsetleft+enemys[j].plansizex)){
if(bullets[k].bulletimage.offsettop=enemys[j].imagenode.offsettop+enemys[j].plansizey&
&
bullets[k].bulletimage.offsettop+bullets[k].bulletsizey>
=enemys[j].imagenode.offsettop){
//敌机血量减子弹攻击力
enemys[j].planhp=enemys[j].planhp-bullets[k].bulletattach;
//敌机血量为0，敌机图片换为爆炸图片，死亡标记为true，计分
if(enemys[j].planhp==0){
scores=scores+enemys[j].planscore;
scorelabel.innerhtml=scores;
enemys[j].imagenode.src=enemys[j].planboomimage;
enemys[j].planisdie=true;
}
//删除子弹
maindiv.removechild(bullets[k].bulletimage);
bullets.splice(k,1);
bulletslen--;
break;
}
}
}
}
}
}
/*
开始游戏按钮点击事件
*/
var set;
function begin(){
startdiv.style.display="none";
maindiv.style.display="block";
selfplan.imagenode.style.display="block";
scorediv.style.display="block";
/*
调用开始函数
*/
set=setinterval(start,20);
}
//游戏结束后点击继续按钮事件
function jixu(){
location.reload(true);
}
/*
完成界面的初始化
敌方小飞机一个
我方飞机一个
*/
实现界面：
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