js实现跳跃避障类小游戏代码-html代码-BFW代码库

代码语言：html
所属分类：游戏
代码描述：js实现跳跃避障类小游戏代码，按住键盘上下左右键跳动。
下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html lang="en" >

<head>

  <meta charset="UTF-8">
  


  
  
  
  
<style>
:root {
  --tile-line-height: 30px;
  --tile-size: 10px;
  --clr: gray;
  --pl-clr: 
    radial-gradient(circle at 75% 50%, white 1px, transparent 2px),
    radial-gradient(circle at 25% 50%, white 1px, transparent 2px),
    radial-gradient(circle at 75% 40%, black 3px, transparent 4px),
    radial-gradient(circle at 25% 40%, black 3px, transparent 4px),
    white;
}
html,
body {
  min-width: 100vw;
  min-height: 100vh;
  overflow: hidden;
  margin: 0;
  display: grid;
  place-items: center;
  background: #111;  
}

#game_console {
  width: 100%;
  max-width: 1000px;
  aspect-ratio: 16 / 9;
  position: relative;
  background: #200;  
  text-align: center;
  line-height: var(--tile-line-height);
  font-size: 0;
  color: transparent;
  user-select: none;
  box-shadow: 0 20px 20px black;
}

#game_alert {
  padding: 1rem 2rem;
  font-size: 16px; 
  font-family: system-ui, serif;
  color: white;
  background: rgba(0,0,0,.75);
/*   box-sizing: border-box; */
  border: 1px dashed white;
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  z-index: 99999;
  border-radius: 50px;
  transition: .5s;
  opacity: 0;
  pointer-events: none;
  user-select: none;
}

h2 {
  margin: 0;
  margin-bottom: 10px;
}

.tile {
  /*   outline: 1px dotted dimgray; */
}

.ground {
  background: dimgray;
  box-shadow: 
    inset 2px 2px 0 2px rgba(0,0,0,.25),
    inset -2px -2px 0 2px rgba(0,0,0,.5);
}

.door {
  box-shadow: none !important;
}

.cube {
  background: var(--clr);
  box-sizing: border-box;
  border-top: 5px solid rgba(0,0,0,.25);
  border-right: 5px solid rgba(0,0,0,.65);
  border-bottom: 5px solid rgba(0,0,0,.65);
  border-left: 5px solid rgba(0,0,0,.25);
}

.stripes {
  background:
    linear-gradient(to right, transparent 3px, rgba(0,0,0,.25) 2px),
    var(--clr);
  background-size: 6px 11px;
  background-repeat: repeat-x;
  background-position: 3px 5px;
}

.lava {
  background: 
    linear-gradient(to top, orangered, gold 90%, transparent 90%);
  background-size: 100% 200%;
  background-position: 0 0;
}

.key,
.finalgoal {
  box-sizing: border-box;
  border-top: 5px solid rgba(0,0,0,.25);
  border-right: 5px solid rgba(0,0,0,.65);
  border-bottom: 5px solid rgba(0,0,0,.65);
  border-left: 5px solid rgba(0,0,0,.25);
}

.highjump {
  clip-path: polygon(40% 100%, 60% 100%, 100% 0%, 0% 0%);
  background: linear-gradient(to bottom, aqua 3px, transparent 3px);
  background-size: 100% 6px;
}

#player,
#player:after {
  content:'';
  width: var(--tile-line-height);
  height: var(--tile-line-height);
  background: transparent;
  position: absolute;
  /*   left: calc(var(--tile-line-height)*27);
  top: calc(var(--tile-line-height)*13); */
  z-index: 10000;
  pointer-events: none;
}

#player:after {
  background: var(--pl-clr);
  position: absolute;
  top: 0;
  left: 0;
  z-index: 10000;
  border-radius: 5px;
  clip-path: polygon(0% 0%, 100% 0%, 100% 80%, 90% 80%, 90% 100%, 80% 100%, 80% 80%, 20% 80%, 20% 100%, 10% 100%, 10% 80%, 0% 80%);
  pointer-events: none;
  transform-origin: 50% 100%;

}

.goleft:after {
  transform: skewX(10deg);
  animation: moving .25s linear infinite;
}
.goright:after {
  transform: skewX(-10deg);  
  animation: moving .25s linear infinite;
}
@keyframes moving {
  50% {
    clip-path: polygon(0% 0%, 100% 0%, 100% 80%, 80% 80%, 80% 100%, 70% 100%, 70% 80%, 30% 80%, 30% 100%, 20% 100%, 20% 80%, 0% 80%)
  }
}

#level_mask {
  width: 200vw;
  height: 200vw;
  background: radial-gradient(circle at 50% 50%, rgba(255,255,255,0), black 12.5%);
  position: absolute;
  left: 0;
  top: 0;
  transform: translate(-50%,-50%);
  opacity: 1;
}

.rocket {
  /*   opacity: 0; */
}

#big_rocket {
  width: 40px;
  height: 125px;
  background:
    linear-gradient(to right, transparent 45%, firebrick 45%, firebrick 55%, transparent 55%),
    radial-gradient(circle at 50% 40%, rgba(255,255,255,1) 10%, #aaa 11%, #aaa 15%, transparent 16%),
    linear-gradient(to right, transparent 50%, rgba(0,0,0,.1) 50%),    
    linear-gradient(to bottom, firebrick 12%, transparent 12%),
    lightgray;
  background-size: 100% 40%, 100% 100%, 100% 100%, 100% 100%, 100% 100%, 100% 100%;
  background-position: 50% 95%, 0 0, 0 0, 0 0, 0 0;
  background-repeat: no-repeat;
  border-radius: 50px 50px 50px 50px / 200px 200px 10px 10px;
  position: absolute;
  left: 54.25%;
  top: 0;
  box-shadow: 0 15px 0 -5px gray; 
}
#big_rocket:before {
  content:'';
  width: 200%;
  height: 50%;
  position: absolute;
  top: 55%;
  left: -50%;
  background: 
    radial-gradient(circle at 50% 100%, transparent 50%, firebrick 51%);
  clip-path: polygon(0% 0%, 25% 0%, 25% 100%, 75% 100%, 75% 0%, 100% 0%, 100% 100%, 0% 100%);
  border-radius: 100% 100% 0 0;
}
#big_rocket:after {
  content:'';
  width: 60%;
  height: 25%;
  position: absolute;
  top: 108%;
  left: 20%;
  background:
    linear-gradient(to bottom, orangered, gold);
  border-radius: 0 0 25% 25%;
  filter: blur(2px);
  opacity: .75;
  animation: blast_off .75s linear infinite;
}
@keyframes blast_off {
  33% { 
    background:
      linear-gradient(to bottom, orangered 25%, gold 75%);
  }
  66% { 
    background:
      linear-gradient(to bottom, orangered 50%, gold 90%);
  }
}

.adios {
  animation: adios 2s ease-in forwards;
}
@keyframes adios {
  100% {
    transform: translateY(-200%);
    opacity: 0;
  }
}
</style>


</head>

<body>
  <div id='game_console'>
  <div id='player'><div id='level_mask'></div></div>
  <div id='big_rocket'></div>
  <div id='game_alert'></div>
</div>

      <script>
const gc = document.querySelector('#game_console')
const ga = document.querySelector('#game_alert')
const gc_loc = gc.getBoundingClientRect()
const pl = document.querySelector('#player')
var cols = 48 // multiple of 16
var rows = 27 // multiple of 9
const tile_size = gc_loc.width*(100/cols/100)
document.body.style.setProperty('--tile-line-height', tile_size+'px')

pl.style.top = (tile_size*13) + 'px'
pl.style.left = (tile_size*27) + 'px'
var pl_loc = pl.getBoundingClientRect() 
gc.style.width = '1000px'
gc.style.height = tile_size*rows+'px'

var gravity = 8,
    kd,
    x = pl_loc.left,
    x_speed = 5,
    pb_y = 0,
    score = 0,
    rot = 0,
    data_p = 0,
    bonus = 1,
    dead = false,
    kd_list = [],
    d = {},
    highjump = false,
    timer = 0;

const level = [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
               0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,8,8,0,1,1,1,1,1,1,1,0,0,0,0,1,1,1,1,1,1,1,0,
               0,1,'B',1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,8,8,8,1,9,1,1,1,1,1,1,0,0,0,1,1,1,1,1,1,1,0,
               0,1,0,1,1,1,1,0,0,0,1,1,0,0,0,1,1,0,0,0,0,0,1,1,1,0,8,8,0,0,0,1,1,1,1,1,1,1,0,0,1,1,1,0,0,1,1,0,
               0,0,0,0,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,8,8,0,0,0,1,1,1,1,1,1,1,1,0,0,1,1,0,1,1,1,0,
               0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,0,8,8,0,0,0,1,1,1,1,1,1,1,1,0,1,1,1,0,1,1,1,0,
               0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,8,8,0,0,0,1,1,1,1,1,1,1,1,0,1,1,0,0,1,1,0,0,
               0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,0,1,1,0,8,8,0,0,0,0,0,0,1,1,1,1,1,0,1,1,1,0,1,1,1,0,
               0,1,1,1,0,2,2,0,0,0,2,2,0,0,0,2,2,0,0,2,2,0,1,1,1,0,8,8,0,0,0,1,1,1,1,1,0,0,0,0,0,1,1,0,1,1,1,0,
               0,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,0,0,0,0,0,0,1,1,1,1,1,1,1,1,1,1,0,1,1,0,0,1,1,0,
               0,'BD','BD',0,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,1,1,1,1,1,1,1,1,1,1,0,0,1,0,1,1,1,0,
               0,1,1,1,0,1,'G',1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,1,1,1,1,1,1,1,1,1,1,1,1,1,0,1,1,1,0,
               0,0,1,1,0,1,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,0,1,1,0,2,2,0,1,1,1,1,1,1,0,'PD','PD',0,0,
               0,1,1,1,0,0,0,0,0,2,2,0,2,2,0,2,2,0,0,0,0,0,0,0,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0,
               0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1,1,0,1,1,1,1,1,1,1,'GD',1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,
               0,1,1,1,0,0,0,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,1,1,1,1,1,1,1,'GD',1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,
               0,1,1,1,0,0,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,0,'BD',0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1,1,1,0,1,1,0,
               0,0,1,1,0,0,0,1,1,1,1,0,0,0,0,0,0,1,1,1,1,1,1,0,1,1,0,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,1,1,0,
               0,1,1,1,0,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,'P',1,0,1,1,0,1,1,1,.........完整代码请登录后点击上方下载按钮下载查看