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贪吃蛇.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>贪吃蛇</title>
<style>
body,
div,
span {
margin: 0;
padding: 0;
}
body {
/* background: url(天蓝色.jpg);
background-size: 100% 100%; */
background: linear-gradient(45deg, #fef0bb, #ffb8ea);
display: flex;
justify-content: center;
align-items: center;
height: 100vh;
padding: auto;
}
.shell {
width: 440px;
height: 612px;
background-color: #a7a5a5;
position: relative;
box-shadow: 0px 15px 40px #ffdce3;
border: 5px solid rgb(85, 151, 41);
/* display: flex;
justify-content: center; */
}
.map {
height: 65%;
background-color: #dcdcdc;
}
.ctrl {
display: flex;
justify-content: center;
align-items: center;
background: linear-gradient(45deg, #7bcfe6, #dc85d3);
}
.btns {
width: 210px;
/* background-color: #404040; */
}
button {
width: 70px;
height: 70px;
display: block;
font-size: 20px;
}
.b1,
.b4 {
position: relative;
left: 50%;
transform: translateX(-50%);
}
.b3 {
float: right;
}
.snackBody {
width: 20px;
height: 20px;
position: absolute;
background-color: black;
border-radius: 3px;
z-index: 999;
}
.none {
display: none;
}
.food {
width: 20px;
height: 20px;
position: absolute;
background-color: blueviolet;
}
.oction {
position: absolute;
width: 300px;
height: 220px;
z-index: 999;
background-color: #929292;
margin-top: -200px;
box-shadow: 0px 15px 40px #ffdce3;
background: linear-gradient(45deg, #fbf9ce, #d4fdce);
}
.tit {
text-align: center;
font-size: 25px;
color: #9610fd;
}
.begin {
margin-top: 4%;
display: flex;
justify-content: center;
align-items: center;
}
.begin button {
background-color: #f8fbe1;
width: 100px;
margin-right: 20px;
margin-left: 20px;
cursor: pointer;
}
.begin button:hover {
background-color: #ffbaff;
box-shadow: 0px 15px 40px #ffced9;
}
.begin span {
display: inline-block;
width: 45px;
height: 45px;
line-height: 40px;
text-align: center;
border-radius: 50%;
margin-right: 8px;
margin-left: 8px;
color: #0088ff;
background-color: #f9e0ff;
cursor: pointer;
}
.begin .active {
transform: scale(1.3);
background-color: #d8fffd;
border: 3px solid rgba(125, 242, 255, 0.1);
}
.btns button:hover {
background-color: #ffecff;
box-shadow: 0px 15px 40px #ffdce3;
cursor: pointer;
border: 0;
}
.fx {
width: 160px;
height: 50px;
background-color: rgba(248, 253, 196, 0.1);
position: absolute;
}
.g {
width: 350px;
height: 500px;
position: absolute;
background-color: #f0f0f0;
z-index: 9999;
display: none;
}
.g button {
width: 30px;
height: 30px;
position: absolute;
right: 0;
cursor: pointer;
}
h2 {
text-align: center;
}
.text {
line-height: 24px;
}
.bs {
color: #db4dff;
cursor: pointer;
}
#volume {
background-color: rgb(178, 218, 234);
border: 2px solid rgb(69, 163, 245);
border-radius: 3px;
width: 200px;
display: block;
position: absolute;
left: 60px;
}
</style>
</head>
<body>
<audio src="background_music.mp3" loop autoplay id="audio"></audio>
<div class="g">
<button class="bx">x</button>
<h2 class="k">规则</h2>
<div class="text">
<strong>电脑：</strong>用键盘箭头操作<br>
<strong>手机：</strong>点击按键<br>
<strong>积分规则：</strong>吃到食物加分，每个模式所加分数不同，且随游戏时间分数也会缓慢增长。<br>
<strong>注意：</strong>点击按键存在延迟，推荐电脑操作
<button id="volume">静音</button>
</div>
</div>
<div class="oction">
<!-- <div class="snackBody"></div><span>11</span>
<div class="snackBody"></div> -->
<div class="tit">贪吃蛇</div>
<div class="begin">
<button class="dian">电脑开始</button>
<button class="shou">手机开始</button>
</div>
<div class="begin">
<span class="active s">简单</span>
<span class="s">困难</span>
<span class="s">地狱</span>
</div>
<div class="begin">
<div class="bs">规则说明/设置</div>
</div>
</div>
<div class="shell">
<div class="map" id="map">
</div>
<div class="fx">
<div>分数:
<span class="f">0</span>
</div>
<div>历史最高:
<span class="x">0</span>
</div>
</div>
<div class="ctrl">
<div class="btns">
<button class="b1">上</button>
<button class="b3">右</button>
<button class="b2">左</button>
<!-- <button></button> -->
<button class="b4">下</button>
</div>
<!-- <button class="b">111</button> -->
</div>
</div>
<script>
const audio = document.getElementById('audio')
const v = document.getElementById('volume')
let vtime = 0
audio.volume = 0.7
v.addEventListener('click', function () {
vtime++
if (vtime % 2 == 0) {
v.innerHTML = '静音'
audio.volume = 0.7
console.log(audio.volume);
} else {
v.innerHTML = '已静音'
audio.volume = 0
console.log(audio.volume);
}
})
// const b = document.querySelector('.b')
// b.addEventListener('click', function () {
// // n.remove()
// // n.style.background = 'blue'
// var snack = document.querySelectorAll('.snackBody')
// for (let i = 0; i < snack.length; i++) {
// snack[i].style.background = 'blue'
// // console.log(i);
// // snack[i].remove()
// }
// })
// localStorage.clear()
const bs = document.querySelector('.bs')
const map = document.querySelector('.map')
const bx = document.querySelector('.bx')
const g = document.querySelector('.g')
const k = document.querySelector('.k')
let kclick = 0
bs.addEventListener('click', function () {
g.style.display = 'block'
})
bx.addEventListener('click', function () {
g.style.display = 'none'
})
k.addEventListener('click', function () {
kclick++
if (kclick % 3 == 0) {
localStorage.clear()
x.innerHTML = 0
}
})
let time = 220
const sl = document.querySelectorAll('.s')
for (let i = 0; i < sl.length; i++) {
sl[i].addEventListener('click', function () {
lev()
this.classList.add('active')
if (i == 2) {
time = 100
} else if (i == 1) {
time = 160
} else {
time = 220
}
console.log(time);
})
}
function lev() {
for (let i = 0; i < sl.length; i++) {
sl[i].classList.remove('active')
}
}
const tit = document.querySelector('.tit')
var color = ['#f00', '#000', 'rgb(210, 210, 0)', 'blue', 'black', 'gold', 'orange', 'gray', 'pink', 'maroon', 'green', 'rgb(42, 75, 165)', '#009393', '#24f024', '#b7b7ff', 'purple'];
setInterval(function () {
var math = Math.floor(Math.random() * color.length);
// var math = Math.floor(Math.random() * color.length +1)-1;
tit.style.color = color[math];
}, 1000)
const b1 = document.querySelector('.b1')
const b2 = document.querySelector('.b2')
const b3 = document.querySelector('.b3')
const b4 = document.querySelector('.b4')
const dian = document.querySelector('.dian')
const oction = document.querySelector('.oction')
const f = document.querySelector('.f')
const x = document.querySelector('.x')
let xxx = localStorage.getItem('xxx')
let max = localStorage.getItem('max')
x.innerHTML = max
dian.addEventListener('click', function () {
audio.play()
let fe = 0, fex = 0, fenshu = 0;
oction.style.display = 'none'
//地图宽高 蛇身大小
const WIDTH = 22, HEIGHT = 20, SIZE = 20;
//蛇身数组
let snackArr = [];
//食物坐标
let foodX, foodY;
let direction = [1, 0];
let interval;
function game() {
if (time == 220) {
fe = (snackArr.length - 3) * 700
} else if (time == 160) {
fe = (snackArr.length - 3) * 1700
} else {
fe = (snackArr.length - 3) * 3550
}
fex += 1
fenshu = fe + fex
f.innerHTML = fenshu
check();//判断是否撞墙
checkSelf();//判断是否吃到了自己
if (isfood()) {
createFood();
addBody();
}
let snackHtml = '';
for (let i = 0; i < snackArr.length; i++) {
snackHtml += '<div class="snackBody" style="left: ' + snackArr[i].x * SIZE + 'px; top: ' + snackArr[i].y * SIZE + 'px"></div>';
}
snackHtml += '<div class="food" style="left: ' + foodX * SIZE + 'px; top: ' + foodY * SIZE + 'px"></div>';
document.getElementById('map').innerHTML = snackHtml;
move();
}
function init() {
snackArr = [];
snackArr[0] = { x: 5, y: 4 };
snackArr[1] = { x: 4, y: 4 };
snackArr[2] = { x: 3, y: 4 };
createFood();
}
function createFood() {
foodX = Math.floor(Math.random() * WIDTH);
foodY = Math.floor(Math.random() * HEIGHT);
}
function move() {
for (let i = snackArr.length - 1; i > 0; i--) {
snackArr[i].x = snackArr[i - 1].x;
snackArr[i].y = snackArr[i - 1].y;
}
snackArr[0].x += direction[0];
snackArr[0].y += direction[1];
}
function check() {
let snackHeader = snackArr[0];
if (snackHeader.x < 0 || snackHeader.y < 0 || snackHeader.x >= WIDTH || snackHeader.y >= HEIGHT) {
localStorage.setItem('xxx', fenshu)
let xxx = localStorage.getItem('xxx')
let max = localStorage.getItem('max')
if (Number(xxx) > x.innerHTML) {
localStorage.setItem('max', xxx)
max = localStorage.getItem('max')
x.innerHTML = max
}
clearInterval(interval);
alert('失败 游戏结束');
audio.pause()
audio.currentTime = 0
oction.style.display = 'block'
var snack = document.querySelectorAll('.snackBody')
for (let i = 0; i < snack.length; i++) {
snack[i].remove()
snack[i].classList.add('none')
console.log(snack[i]);
// console.log(i);
// snack[0].style.background = 'blue'
// snack[i].classList.add('none')
}
}
}
function isfood() {
let snackHeader = snackArr[0];
if (snackHeader.x == foodX && snackHeader.y == foodY) return true;
}
function addBody() {
let lastBody = snackArr[snackArr.length - 1];
snackArr.push({ x: lastBody.x, y: lastBody.y });
}
function checkSelf() {
let snackHeader = snackArr[0];
for (let i = 1; i < snackArr.length; i++) {
if (snackArr[i].x == snackHeader.x && snackArr[i].y == snackHeader.y) {
let xxx = localStorage.getItem('xxx')
let max = localStorage.getItem('max')
if (Number(xxx) > x.innerHTML) {
localStorage.setItem('max', xxx)
max = localStorage.getItem('max')
x.innerHTML = max
}
alert("失败 游戏结束 你咬死了自己");
audio.pause()
audio.currentTime = 0
clearInterval(interval);
oction.style.display = 'block'
}
}
}
function c() {
let mapDom = document.getElementById('map');
// mapDom.style.width = WIDTH * SIZE + 'px';
// mapDom.style.height = HEIGHT * SIZE + 'px';
init();
interval = setInterval(game, time);
}
document.onkeydown = function (e) {
switch (e.keyCode) {
case 37: if (direction[0] != 1) { direction = [-1, 0] } break;
case 38: if (direction[1] != 1) { direction = [0, -1] } break;
case 39: if (direction[0] != -1) { direction = [1, 0] } break;
case 40: if (direction[1] != -1) { direction = [0, 1] } break;
// case 13: init(); interval = setInterval(game, 200); break;
}
}
c()
})
const shou = document.querySelector('.shou')
shou.addEventListener('click', function () {
audio.play()
let fe = 0, fex = 0, fenshu = 0;
oction.style.display = 'none'
//地图宽高 蛇身大小
const WIDTH = 20, HEIGHT = 20, SIZE = 20;
//蛇身数组
let snackArr = [];
//食物坐标
let foodX, foodY;
let direction = [1, 0];
let interval;
function game() {
if (time == 220) {
fe = (snackArr.length - 3) * 700
} else if (time == 160) {
fe = (snackArr.length - 3) * 1700
} else {
fe = (snackArr.length - 3) * 3550
}
fex += 1
fenshu = fe + fex
f.innerHTML = fenshu
check();//判断是否撞墙
checkSelf();//判断是否吃到了自己
if (isfood()) {
createFood();
addBody();
}
let snackHtml = '';
for (let i = 0; i < snackArr.length; i++) {
snackHtml += '<div class="snackBody" style="left: ' + snackArr[i].x * SIZE + 'px; top: ' + snackArr[i].y * SIZE + 'px"></div>';
}
snackHtml += '<div class="food" style="left: ' + foodX * SIZE + 'px; top: ' + foodY * SIZE + 'px"></div>';
document.getElementById('map').innerHTML = snackHtml;
move();
}
function init() {
snackArr = [];
snackArr[0] = { x: 5, y: 4 };
snackArr[1] = { x: 4, y: 4 };
snackArr[2] = { x: 3, y: 4 };
createFood();
}
function createFood() {
foodX = Math.floor(Math.random() * WIDTH);
foodY = Math.floor(Math.random() * HEIGHT);
}
function move() {
for (let i = snackArr.length - 1; i > 0; i--) {
snackArr[i].x = snackArr[i - 1].x;
snackArr[i].y = snackArr[i - 1].y;
}
snackArr[0].x += direction[0];
snackArr[0].y += direction[1];
}
function check() {
let snackHeader = snackArr[0];
if (snackHeader.x < 0 || snackHeader.y < 0 || snackHeader.x >= WIDTH || snackHeader.y >= HEIGHT) {
localStorage.setItem('xxx', fenshu)
let xxx = localStorage.getItem('xxx')
let max = localStorage.getItem('max')
if (Number(xxx) > x.innerHTML) {
localStorage.setItem('max', xxx)
max = localStorage.getItem('max')
x.innerHTML = max
}
clearInterval(interval);
alert('失败 游戏结束');
audio.pause()
audio.currentTime = 0
oction.style.display = 'block'
}
}
function isfood() {
let snackHeader = snackArr[0];
if (snackHeader.x == foodX && snackHeader.y == foodY) return true;
}
function addBody() {
let lastBody = snackArr[snackArr.length - 1];
snackArr.push({ x: lastBody.x, y: lastBody.y });
}
//判断蛇是不是吃到了自己
function checkSelf() {
let snackHeader = snackArr[0];
for (let i = 1; i < snackArr.length; i++) {
if (snackArr[i].x == snackHeader.x && snackArr[i].y == snackHeader.y) {
localStorage.setItem('xxx', fenshu)
let xxx = localStorage.getItem('xxx')
let max = localStorage.getItem('max')
if (Number(xxx) > x.innerHTML) {
localStorage.setItem('max', xxx)
max = localStorage.getItem('max')
x.innerHTML = max
}
alert("失败 游戏结束 你咬死了自己");
audio.pause()
audio.currentTime = 0
clearInterval(interval);
oction.style.display = 'block'
}
}
}
function d() {
let mapDom = document.getElementById('map');
// mapDom.style.width = WIDTH * SIZE + 'px';
// mapDom.style.height = HEIGHT * SIZE + 'px';
init();
interval = setInterval(game, time);
}
b1.addEventListener('click', function () {
if (direction[1] != 1) { direction = [0, -1] };
})
b2.addEventListener('click', function () {
if (direction[0] != 1) { direction = [-1, 0] };
})
b3.addEventListener('click', function () {
if (direction[0] != -1) { direction = [1, 0] };
})
b4.addEventListener('click', function () {
if (direction[1] != -1) { direction = [0, 1] };
})
d()
})
</script>
</body>
</html>