Javascript tulen meniru kemahiran game_javascript melancap WeChat

var scores=;
<span style="color: #0000ff">/*
 创建飞机类
 */
</span>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=;
 this.plandietime=dietime;
 this.plansudu=sudu;

<span style="color: #0000ff">//行为

/*
移动行为
 */
</span> this.planmove=function(){
 if(scores<=){
 this.imagenode.style.top=this.imagenode.offsetTop+this.plansudu+"px";
 }
 else if(scores>&&scores<=){
 this.imagenode.style.top=this.imagenode.offsetTop+this.plansudu++"px";
 }
 else if(scores>&&scores<=){
 this.imagenode.style.top=this.imagenode.offsetTop+this.plansudu++"px";
 }
 else if(scores>&&scores<=){
 this.imagenode.style.top=this.imagenode.offsetTop+this.plansudu++"px";
 }
 else if(scores>&&scores<=){
 this.imagenode.style.top=this.imagenode.offsetTop+this.plansudu++"px";
 }
 else{
 this.imagenode.style.top=this.imagenode.offsetTop+this.plansudu++"px";
 }
 }
 this.init=function(){
 this.imagenode=document.Element("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();
}
<span style="color: #0000ff">/*
创建子弹类
 */
</span>function bullet(X,Y,sizeX,sizeY,imagesrc){
 this.bulletX=X;
 this.bulletY=Y;
 this.bulletimage=null;
 this.bulletattach=;
 this.bulletsizeX=sizeX;
 this.bulletsizeY=sizeY;


<span style="color: #0000ff">//行为
/*
 移动行为
 */
</span> this.bulletmove=function(){
 this.bulletimage.style.top=this.bulletimage.offsetTop-+"px";
 }
 this.init=function(){
 this.bulletimage=document.Element("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();
}
<span style="color: #0000ff">/*
 创建单行子弹类
 */
</span>function oddbullet(X,Y){
 bullet.call(this,X,Y,,,"image/bullet.png");
}


<span style="color: #0000ff">/*
创建敌机类
 */
</span>

function enemy(hp,a,b,sizeX,sizeY,score,dietime,sudu,boomimage,imagesrc){
 plan.call(this,hp,random(a,b),-,sizeX,sizeY,score,dietime,sudu,boomimage,imagesrc);
}


<span style="color: #0000ff">//产生min到max之间的随机数
</span>

function random(min,max){
 return Math.floor(min+Math.random()*(max-min));
}


<span style="color: #0000ff">/*
创建本方飞机类
 */
</span>

function ourplan(X,Y){
 var imagesrc="image/我的飞机.gif";
 plan.call(this,,X,Y,,,,,,"image/本方飞机爆炸.gif",imagesrc);
 this.imagenode.setAttribute('id','ourplan');
}


<span style="color: #0000ff">/*
 创建本方飞机
 */
</span>

var selfplan=new ourplan(,);


<span style="color: #0000ff">//移动事件
</span>

var ourPlan=document.getElementById('ourplan');
var yidong=function(){
 var oevent=window.event||arguments[];
 var chufa=oevent.srcElement||oevent.target;
 var selfplanX=oevent.clientX-;
 var selfplanY=oevent.clientY;
 ourPlan.style.left=selfplanX-selfplan.plansizeX/+"px";
 ourPlan.style.top=selfplanY-selfplan.plansizeY/+"px";


// document.getElementsByTagName('img')[].style.left=selfplanX-selfplan.plansizeX/+"px";


// document.getElementsByTagName('img')[]..style.top=selfplanY-selfplan.plansizeY/+"px";


}


<span style="color: #0000ff">/*
暂停事件
 */
</span>var number=;
var zanting=function(){
 if(number==){
 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=;
 }
 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,);
 number=;
 }
}
<span style="color: #0000ff">//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
</span>var bianjie=function(){
 var oevent=window.event||arguments[];
 var bodyobjX=oevent.clientX;
 var bodyobjY=oevent.clientY;
 if(bodyobjX<||bodyobjX>||bodyobjY<||bodyobjY>){
 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);
 }
 }
}

//function chongxinkaishi(){
// location.reload(true);
// startdiv.style.display="none";
// maindiv.style.display="block";
//}

var bodyobj=document.getElementsByTagName("body")[];
if(document.addEventListener){
 <span style="color: #0000ff">//为本方飞机添加移动和暂停
</span> mainDiv.addEventListener("mousemove",yidong,true);
 <span style="color: #0000ff">//为本方飞机添加暂停事件
</span> selfplan.imagenode.addEventListener("click",zanting,true);
 <span style="color: #0000ff">//为body添加判断本方飞机移出边界事件
</span> bodyobj.addEventListener("mousemove",bianjie,true);
 <span style="color: #0000ff">//为暂停界面的继续按钮添加暂停事件
</span> suspenddiv.getElementsByTagName("button")[].addEventListener("click",zanting,true);
// suspenddiv.getElementsByTagName("button")[].addEventListener("click",chongxinkaishi,true);
 <span style="color: #0000ff">//为暂停界面的返回主页按钮添加事件
</span> suspenddiv.getElementsByTagName("button")[].addEventListener("click",jixu,true);
}
else if(document.attachEvent){
 <span style="color: #0000ff">//为本方飞机添加移动
</span> mainDiv.attachEvent("onmousemove",yidong);
 <span style="color: #0000ff">//为本方飞机添加暂停事件
</span> selfplan.imagenode.attachEvent("onclick",zanting);
 <span style="color: #0000ff"> //为body添加判断本方飞机移出边界事件
</span> bodyobj.attachEvent("onmousemove",bianjie);
 <span style="color: #0000ff">//为暂停界面的继续按钮添加暂停事件
</span> suspenddiv.getElementsByTagName("button")[].attachEvent("onclick",zanting);
// suspenddiv.getElementsByTagName("button")[].attachEvent("click",chongxinkaishi,true);
 <span style="color: #0000ff">//为暂停界面的返回主页按钮添加事件</span>
 suspenddiv.getElementsByTagName("button")[].attachEvent("click",jixu,true);
}
<span style="color: #0000ff">//初始化隐藏本方飞机
</span>selfplan.imagenode.style.display="none";
<span style="color: #0000ff">/*
敌机对象数组
 */
</span>var enemys=[];
<span style="color: #0000ff">/*
子弹对象数组
 */
</span>var bullets=[];
var mark=;
var mark=;
var backgroundPositionY=;
<span style="color: #0000ff">/*
开始函数
 */
</span>function start(){
 mainDiv.style.backgroundPositionY=backgroundPositionY+"px";
 backgroundPositionY+=.;
 if(backgroundPositionY==){
 backgroundPositionY=;
 }
 mark++;
 <span style="color: #0000ff">/*
 创建敌方飞机
 */
</span> if(mark==){
 mark++;
 <span style="color: #0000ff"> //中飞机
</span> if(mark%==){
 enemys.push(new enemy(,,,,,,,random(,),"image/中飞机爆炸.gif","image/enemy_fly_.png"));
 }
 <span style="color: #0000ff"> //大飞机
</span> if(mark==){
 enemys.push(new enemy(,,,,,,,,"image/大飞机爆炸.gif","image/enemy_fly_.png"));
 mark=;
 }
 <span style="color: #0000ff">//小飞机
</span> else{
 enemys.push(new enemy(,,,,,,,random(,),"image/小飞机爆炸.gif","image/enemy_fly_.png"));
 }
 mark=;
 }
<span style="color: #0000ff">/*
移动敌方飞机
 */
</span> var enemyslen=enemys.length;
 for(var i=;i<enemyslen;i++){
 if(enemys[i].planisdie!=true){
 enemys[i].planmove();
 }
<span style="color: #0000ff">/*
 如果敌机超出边界,删除敌机
 */
</span> if(enemys[i].imagenode.offsetTop>){
 mainDiv.removeChild(enemys[i].imagenode);
 enemys.splice(i,);
 enemyslen--;
 }
 <span style="color: #0000ff">//当敌机死亡标记为true时，经过一段时间后清除敌机
</span> if(enemys[i].planisdie==true){
 enemys[i].plandietimes+=;
 if(enemys[i].plandietimes==enemys[i].plandietime){
 mainDiv.removeChild(enemys[i].imagenode);
 enemys.splice(i,);
 enemyslen--;
 }
 }
 }
<span style="color: #0000ff">/*
创建子弹
*/
</span> if(mark%==){
 bullets.push(new oddbullet(parseInt(selfplan.imagenode.style.left)+,parseInt(selfplan.imagenode.style.top)-));
 }
<span style="color: #0000ff">/*
移动子弹
*/
</span> var bulletslen=bullets.length;
 for(var i=;i<bulletslen;i++){
 bullets[i].bulletmove();
<span style="color: #0000ff">/*
如果子弹超出边界,删除子弹
*/
</span> if(bullets[i].bulletimage.offsetTop<){
 mainDiv.removeChild(bullets[i].bulletimage);
 bullets.splice(i,);
 bulletslen--;
 }
 }
<span style="color: #0000ff">/*
碰撞判断
*/
</span> for(var k=;k<bulletslen;k++){
 for(var j=;j<enemyslen;j++){
 <span style="color: #0000ff">//判断碰撞本方飞机</span>
 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+&&enemys[j].imagenode.offsetTop<=selfplan.imagenode.offsetTop-+selfplan.plansizeY){
  <span style="color: #0000ff">//碰撞本方飞机，游戏结束，统计分数</span>
  selfplan.imagenode.src="image/本方飞机爆炸.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){