飞机大战
作者：互联网
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<title></title>
<style>
* {
margin: 0;
padding: 0;
}
body {
background: #cccccc;
height: 100%;
}
#wrap {
position: relative;
width: 540px;
height: 960px;
margin: 20px auto;
border: 1px solid transparent;
background: url('img/bg.jpg') center/cover;
}
#wrap h1 {
color: azure;
text-align: center;
padding: 30px;
}
.option {
width: 200px;
height: 110px;
line-height: 110px;
font-size: 30px;
color: steelblue;
background: wheat;
font-weight: bold;
margin: 20px auto;
text-align: center;
cursor: pointer;
background: url(./img/fire-row.png) no-repeat center -10px/ 90% auto;
}
.footer {
position: absolute;
right: 0;
bottom: 0;
font-size: 20px;
color: #fff;
}
/* enemy 敌机定位 */
.enemy {
position: absolute;
}
/* 血条 */
.blood {
position: absolute;
left: 0;
right: 0;
top: -6px;
margin: 0 auto;
width: 70%;
height: 2px;
border-radius: 2px;
/* border: 1px solid red; */
}
.blood p {
height: 100%;
/* background: red; */
}
/* 小飞机 */
.small {
width: 50px;
}
img:not(.boom) {
width: 100%;
height: 100%;
}
/* 大飞机 */
.big {
width: 60px;
}
.big .blood {
position: absolute;
left: 0;
right: 0;
top: -10px;
margin: 0 auto;
height: 4px;
border-radius: unset;
}
.blood p {
height: 100%;
/* background: red; */
}
/* 我军 */
.plane {
position: absolute;
}
.plane img {
transform: rotate(270deg);
}
.plane.small {
width: 80px;
}
.plane.big {
width: 100px;
}
.biu {
position: absolute;
}
.biu.strong1 {
width: 26px;
height: 26px;
}
.biu.strong2 {
width: 20px;
height: 20px;
}
/* 爆炸图片 */
img.boom {
position: absolute;
animation: opa 1s;
}
@keyframes opa {
0% {
opacity: 1;
}
25% {
opacity: 0.5;
}
50% {
opacity: 1;
}
100% {
opacity: 0;
}
}
/* prize */
.prize {
position: absolute;
width: 50px;
height: 50px;
font-size: 50px;
text-align: center;
line-height: 50px;
border: 1px dashed red;
color: red;
font-weight: bold;
animation: prize 1s infinite;
}
@keyframes prize {
0% {
transform: scale(1);
}
50% {
transform: scale(1.2);
}
100% {
transform: scale(1);
}
}
/* 得分板 */
.score {
position: absolute;
top: 0;
left: 0;
width: 70px;
height: 30px;
color: #fff;
font-size: 20px;
}
/* 记录得分 */
.record {
width: 60%;
height: 100px;
margin: 100px auto;
background: #000;
padding: 10px;
border: 4px double #fff;
color: #fff;
}
.record p {
height: 50px;
font-size: 40px;
font-weight: bold;
text-align: center;
color: skyblue;
}
/* 再来一次 */
.btn {
position: absolute;
bottom: 50px;
right: 0;
left: 0;
margin: auto;
width: 150px;
height: 40px;
text-align: center;
line-height: 40px;
color: #fff;
font-size: 20px;
font-weight: bold;
border-radius: 10px;
background: #000;
cursor: pointer;
}
</style>
</head>
<body onselectstart="return false">
<div id="wrap"></div>
<script>
(function () {
var wrap = document.getElementById('wrap'),
speedEnemy = [400, 350, 300, 200],
wrapWidth = wrap.clientWidth,
wrapHeight = wrap.clientHeight,
enePlane = document.getElementsByClassName('enemy'),
plane = document.getElementsByClassName('plane'),
prize = document.getElementsByClassName('prize'),
defaultEne = {
big: {
width: 260,
height: 200,
strong: 5,
},
small: {
width: 108,
height: 80,
strong: 1,
},
},
defaultPlane = {
big: {
width: 97,
height: 97,
filename: 'plane_1.png',
},
small: {
width: 122,
height: 95,
filename: 'plane_0.gif',
},
};
init(); // 初始化界面
function init() {
var optArr = ['简单模式', '一般模式', '困难模式', '地狱模式'];
wrap.innerHTML = '';
var h1 = document.createElement('h1');
h1.innerHTML = '飞机大战进化版';
wrap.appendChild(h1);
for (var i = 0, len = optArr.length; i < len; i++) {
var div = document.createElement('div');
div.className = 'option';
div.innerHTML = optArr[i];
div.i = i;
div.onclick = function (e) {
startGame(this.i, e);
};
wrap.appendChild(div);
}
}
// startGame 开始游戏
function startGame(idx, e) {
var mod = ['small', 'big', 'small', 'small'];
wrap.innerHTML = '';
wrap.className = 'bg.jpg';
wrap.eneTime = setInterval(function () {
enemy(idx, mod[randomArea(0, 3)]); //
}, speedEnemy[idx]);
myPlane(e, idx, 'small');
wrap.prizeTime = setInterval(function () {
createPrize(['爱你', '么么'][randomArea(0, 1)]);
}, 5000);
showScore();
var audio = document.createElement('audio');
audio.src = 'img/game_music.mp3';
audio.autoplay = true;
audio.loop = true;
audio.volume = 0.5;
wrap.appendChild(audio);
}
// 创建敌军函数
function enemy(idx, model) {
var ene = document.createElement('div'),
bloodBorder = document.createElement('div'),
blood = document.createElement('p'),
img = document.createElement('img');
ene.className = 'enemy ' + model;
ene.model = model;
bloodBorder.className = 'blood';
img.src = 'img/enemy_' + model + '.png';
img.width = defaultEne[model].width;
img.height = defaultEne[model].height;
ene.style.top = 0;
ene.strong = defaultEne[model].strong;
ene.speed = randomArea(2, 4);
//
wrap.appendChild(ene).appendChild(bloodBorder).appendChild(blood);
ene.appendChild(img);
ene.style.left = randomArea(0, wrapWidth - ene.clientWidth) + 'px';
eneLanding(); // 敌机生成结束 开始下降
function eneLanding() {
ene.style.top = ene.offsetTop + ene.speed + 'px';
if (ene.offsetTop >= wrapHeight - ene.offsetHeight) {
wrap.removeChild(ene);
} else {
if (plane[0] && isDuang(plane[0], ene)) {
boom(ene);
gg();
} else {
plane[0] && requestAnimationFrame(eneLanding);
}
}
}
}
// 创建我军函数
function myPlane(e, idx, model) {
var maxTop, maxLeft, minLeft;
var plane = document.createElement('div'),
img = document.createElement('img');
img.src = 'img/' + defaultPlane[model].filename;
img.width = defaultPlane[model].width;
img.height = defaultPlane[model].height;
plane.className = 'plane ' + model;
plane.strong = 0;
plane.count = 0;
plane.model = model;
wrap.appendChild(plane).appendChild(img);
img.onload = function () {
plane.style.top =
e.pageY - wrap.offsetTop - plane.clientHeight / 2 + 'px';
plane.style.left =
e.pageX - wrap.offsetLeft - plane.clientWidth / 2 + 'px';
(maxTop = wrap.clientHeight - plane.offsetHeight),
(minLeft = -plane.offsetWidth / 2),
(maxLeft = wrap.clientWidth + minLeft);
};
document.onmousemove = function (e) {
var top = e.pageY - wrap.offsetTop - plane.offsetHeight / 2,
left = e.pageX - wrap.offsetLeft - plane.offsetWidth / 2;
top = Math.max(0, top);
top = Math.min(maxTop, top);
left = Math.max(minLeft, left);
left = Math.min(maxLeft, left);
plane.style.top = top + 'px';
plane.style.left = left + 'px';
for (var i = 0, len = prize.length; i < len; i++) {
if (isDuang(plane, prize[i])) {
if (prize[i].attr === '火') {
plane.strong++;
} else if (prize[i].attr === '风') {
plane.count++;
if (plane.count > 2) {
alert('知足者常乐');
gg();
}
}
clearTimeout(prize[i].time);
wrap.removeChild(prize[i]);
}
}
};
// 生成子弹
var speed = [300, 250, 200, 150][idx],
biuSpd = [4, 5, 6, 7][idx];
var audio = document.createElement('audio');
audio.loop = true;
audio.autoplay = true;
wrap.appendChild(audio);
plane.time = setInterval(function () {
for (var i = 0; i <= plane.count; i++) {
Biu({
strong: plane.strong,
count: plane.count,
i: i,
});
audio.src =
plane.count > 0 ? 'img/enemy2_out.mp3' : 'img/bullet.mp3';
}
}, speed);
function Biu(obj) {
var biu = document.createElement('img');
biu.src = 'img/fire.png';
biu.className = 'biu strong1';
biu.strong = 1 + plane.strong;
biu.count = 1 + plane.count;
wrap.appendChild(biu);
biu.style.top = plane.offsetTop + 'px';
if (obj.count === 0) {
biu.style.left =
plane.offsetLeft +
plane.offsetWidth / 2 -
biu.offsetWidth / 2 +
'px';
} else if (obj.count === 1) {
biu.style.left =
[
plane.offsetLeft,
plane.offsetLeft + plane.offsetWidth - biu.offsetWidth,
][obj.i] + 'px';
} else if (obj.count === 2) {
biu.style.left =
[
plane.offsetLeft,
plane.offsetLeft +
plane.offsetWidth / 2 -
biu.offsetWidth / 2,
plane.offsetLeft + plane.offsetWidth - biu.offsetWidth,
][obj.i] + 'px';
}
runBiu();
function runBiu() {
biu.style.top = biu.offsetTop - biuSpd + 'px';
if (biu.offsetTop <= 0) {
wrap.removeChild(biu);
} else {
plane.parentNode && (biu.time = requestAnimationFrame(runBiu));
for (var i = 0, len = enePlane.length; i < len; i++) {
if (enePlane[i] && isDuang(biu, enePlane[i])) {
cancelAnimationFrame(biu.time);
wrap.removeChild(biu);
enePlane[i].strong -= biu.strong;
enePlane[i].children[0].children[0].style.width =
(enePlane[i].strong /
defaultEne[enePlane[i].model].strong) *
enePlane[i].children[0].clientWidth +
'px';
if (enePlane[i].strong <= 0) {
if (enePlane[i].model === 'small') {
wrap.score++;
} else if (enePlane[i].model === 'big') {
wrap.score += 4;
}
boom(enePlane[i]);
document.getElementsByClassName('score')[0].innerHTML =
wrap.score;
}
}
}
}
}
}
}
function boom(obj) {
var img = document.createElement('img');
img.src = 'img/boom_' + obj.model + '.png';
img.width = obj.clientWidth + 10;
img.height = obj.clientHeight + 10;
img.className = 'boom';
img.style.top = obj.offsetTop + 'px';
img.style.left = obj.offsetLeft + 'px';
wrap.removeChild(obj);
wrap.appendChild(img);
img.addEventListener('webkitAnimationEnd', function () {
wrap.removeChild(this);
});
var audio = document.createElement('audio');
audio.loop = false;
audio.autoplay = true;
audio.src =
obj.className === 'enemy'
? 'img/enemy3_down.mp3'
: 'img/game_over.mp3';
audio.volume = 0.5;
audio.addEventListener('ended', function () {
wrap.removeChild(this);
});
wrap.appendChild(audio);
}
function isDuang(obj1, obj2) {
// true 碰撞 false 不碰撞
var top1 = obj1.offsetTop,
left1 = obj1.offsetLeft,
right1 = left1 + obj1.offsetWidth,
bottom1 = top1 + obj1.offsetHeight,
top2 = obj2.offsetTop,
left2 = obj2.offsetLeft,
right2 = left2 + obj2.offsetWidth,
bottom2 = top2 + obj2.offsetHeight;
return !(
top1 > bottom2 ||
left1 > right2 ||
bottom1 < top2 ||
right1 < left2
);
}
function randomArea(a, b) {
return Math.floor(Math.random() * (b + 1 - a) + a);
}
// GG 游戏结束
function gg() {
// 注销document的move事件
document.onmousemove = null;
// 关闭生产敌军的定时器
clearInterval(wrap.eneTime);
// 关闭生成子弹的定时器
clearInterval(plane[0].time);
// 清除生成奖品的定时器
clearInterval(wrap.prizeTime);
// 我军的爆炸效果 && 删除我军
boom(plane[0]);
// 统计得分情况
setTimeout(ggView, 1000);
}
// 火 = 增加威力 风 = 增加子弹的条数
function createPrize(inner) {
var div = document.createElement('div');
div.innerHTML = inner;
div.className = 'prize';
div.attr = inner;
div.style.top = randomArea(0, wrapHeight - 50) + 'px';
div.style.left = randomArea(0, wrapWidth - 50) + 'px';
wrap.appendChild(div);
div.time = setTimeout(function () {
wrap.removeChild(div);
}, 5000);
}
function ggView() {
// 清屏
wrap.innerHTML = '';
// 创建游戏结束画面的两个对象
var div = document.createElement('div'),
div2 = document.createElement('div');
div.className = 'record';
div.innerHTML = '最终得分：<p>' + wrap.score + '</p>';
div2.className = 'btn';
div2.innerHTML = '再来一次';
div2.onclick = function () {
init();
};
wrap.appendChild(div);
wrap.appendChild(div2);
}
// showScore 初始化开始几分
function showScore() {
var span = document.createElement('span');
span.innerHTML = wrap.score = 0;
span.className = 'score';
wrap.appendChild(span);
}
})();
</script>
</body>
</html>
标签：飞机,img,大战,height,plane,wrap,div,biu 来源： https://blog.csdn.net/m0_52099815/article/details/115525007