js实现飞机大战小游戏

2023-07-17 23:24:05 71

//获得主界面 varmainDiv=document.getElementById("maindiv"); //获得开始界面 varstartdiv=document.getElementById("startdiv"); //获得游戏中分数显示界面 varscorediv=document.getElementById("scorediv"); //获得分数界面 varscorelabel=document.getElementById("label"); //获得暂停界面 varsuspenddiv=document.getElementById("suspenddiv"); //获得游戏结束界面 varenddiv=document.getElementById("enddiv"); //获得游戏结束后分数统计界面 varplanscore=document.getElementById("planscore"); //初始化分数 varscores=0; /* 创建飞机类 */ functionplan(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"; } elseif(scores>50000&&scores<=100000){ this.imagenode.style.top=this.imagenode.offsetTop+this.plansudu+1+"px"; } elseif(scores>100000&&scores<=150000){ this.imagenode.style.top=this.imagenode.offsetTop+this.plansudu+2+"px"; } elseif(scores>150000&&scores<=200000){ this.imagenode.style.top=this.imagenode.offsetTop+this.plansudu+3+"px"; } elseif(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 */ functionbullet(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 */ functionoddbullet(X,Y){ bullet.call(this,X,Y,6,14,"image/bullet1.png"); } /* 创建敌机类 */ functionenemy(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 functionrandom(min,max){ returnMath.floor(min+Math.random()*(max-min)); } /* 创建本方飞机类 */ functionourplan(X,Y){ varimagesrc="image/我的飞机.gif"; plan.call(this,1,X,Y,66,80,0,660,0,"image/本方飞机爆炸.gif",imagesrc); this.imagenode.setAttribute('id','ourplan'); } /* 创建本方飞机 */ varselfplan=newourplan(120,485); //移动事件 varourPlan=document.getElementById('ourplan'); varyidong=function(){ varoevent=window.event||arguments[0]; varchufa=oevent.srcElement||oevent.target; varselfplanX=oevent.clientX-500; varselfplanY=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 */ varnumber=0; varzanting=function(){ if(number==0){ suspenddiv.style.display="block"; if(document.removeEventListener){ mainDiv.removeEventListener("mousemove",yidong,true); bodyobj.removeEventListener("mousemove",bianjie,true); } elseif(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); } elseif(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 varbianjie=function(){ varoevent=window.event||arguments[0]; varbodyobjX=oevent.clientX; varbodyobjY=oevent.clientY; if(bodyobjX<505||bodyobjX>815||bodyobjY<0||bodyobjY>568){ if(document.removeEventListener){ mainDiv.removeEventListener("mousemove",yidong,true); } elseif(document.detachEvent){ mainDiv.detachEvent("onmousemove",yidong); } } else{ if(document.addEventListener){ mainDiv.addEventListener("mousemove",yidong,true); } elseif(document.attachEvent){ mainDiv.attachEvent("nomousemove",yidong); } } } //暂停界面重新开始事件 //functionchongxinkaishi(){ //location.reload(true); //startdiv.style.display="none"; //maindiv.style.display="block"; //} varbodyobj=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); } elseif(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 */ varenemys=[]; /* 子弹对象数组 */ varbullets=[]; varmark=0; varmark1=0; varbackgroundPositionY=0; /* 开始函数 */ functionstart(){ 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(newenemy(6,25,274,46,60,5000,360,random(1,3),"image/中飞机爆炸.gif","image/enemy3_fly_1.png")); } //大飞机 if(mark1==20){ enemys.push(newenemy(12,57,210,110,164,30000,540,1,"image/大飞机爆炸.gif","image/enemy2_fly_1.png")); mark1=0; } //小飞机 else{ enemys.push(newenemy(1,19,286,34,24,1000,360,random(1,4),"image/小飞机爆炸.gif","image/enemy1_fly_1.png")); } mark=0; } /* 移动敌方飞机 */ varenemyslen=enemys.length; for(vari=0;i568){ 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(newoddbullet(parseInt(selfplan.imagenode.style.left)+31,parseInt(selfplan.imagenode.style.top)-10)); } /* 移动子弹 */ varbulletslen=bullets.length; for(vari=0;i=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/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); } elseif(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.offsetLeft=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 */ varset; functionbegin(){ 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 functionjixu(){ location.reload(true); } /* 完成界面的初始化敌方小飞机一个我方飞机一个 */

*{ margin:0; padding:0; } #contentdiv{ position:absolute; left:500px; } #startdiv{ width:320px; height:568px; background-image:url(../image/开始背景.png); } button{ outline:none; } #startdivbutton{ position:absolute; top:500px; left:82px; width:150px; height:30px; border:1pxsolidblack; border-radius:30px; background-color:#c4c9ca; } #maindiv{ width:320px; height:568px; background-image:url(../image/background_1.png); display:none; } #maindivimg{ 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; } #suspenddivbutton{ width:150px; height:30px; margin-bottom:20px; border:1pxsolidblack; border-radius:30px; background-color:#c4c9ca; } #enddiv{ position:absolute; top:210px; left:75px; border:1pxsolidgray; 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:1pxsolidgray; border-bottom:1pxsolidgray; font-size:16px; font-weight:bold; } #enddivdiv{ width:160px; height:50px; } #enddivdivbutton{ margin-top:10px; width:90px; height:30px; border:1pxsolidgray; border-radius:30px; }

js实现飞机大战小游戏

热门推荐

随机推荐