js+svg实现翻书翻页效果代码-html代码-BFW代码库

代码语言：html

所属分类：其他

代码描述：js+svg实现翻书翻页效果代码

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>
body {
  display: grid;
  min-height: 100vh;
  place-content: center;
  margin: 0;
  padding: 0;
  overflow: hidden;
  background: linear-gradient(135deg, #fff 0%, #ddd 55%);
}
a.how-to {
  position: fixed;
  top: 0;
  left: 0;
  padding: 5vmin;
  color: #222;
  text-shadow: 0 0 1px #000a;
}
.wrap {
  width: 80vmin;
  height: 60vmin;
  position: relative;
  filter: drop-shadow(0 0 10px #0003);
}
.point {
  position: absolute;
  width: 1em;
  height: 1em;
  background: red;
  pointer-events: none;
  -webkit-user-select: none;
     -moz-user-select: none;
      -ms-user-select: none;
          user-select: none;
  z-index: 10;
}
.point.r,
.point.t,
.point.q,
.point.s {
  opacity: 0.1;
}
.point.p {
  pointer-events: unset;
  cursor: move;
  transform: translate(-50%, -50%) scale(1.25);
  text-indent: -100%;
  overflow: hidden;
  border-radius: 50%;
}
.page {
  width: 50%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
}
.page.front {
  z-index: 1;
  width: 100%;
  background: linear-gradient(#222, #444, #333);
  box-sizing: border-box;
  color: #eee;
}
.page.front > .content {
  display: grid;
  place-content: center;
  height: 100%;
}
.page.back {
  z-index: 2;
}
.page.back > .content {
  width: 100%;
  height: 100%;
}
.page.back > .content img {
  width: 100%;
  height: 100%;
  display: block;
  background: linear-gradient(#222, #444, #333);
}
.page.bottom {
  z-index: 0;
  -webkit-user-select: auto;
     -moz-user-select: auto;
      -ms-user-select: auto;
          user-select: auto;
  overflow: auto;
  -webkit-clip-path: url(#bar);
          clip-path: url(#bar);
  position: relative;
  overflow: hidden;
  display: grid;
  place-content: center;
  color: white;
  filter: drop-shadow(0 0 10px red);
  transition: all 0.3s;
}
.page.bottom a {
  text-decoration: underline;
  color: #eee;
}
.page.bottom::after {
  content: "";
  display: block;
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  z-index: -1;
  transform: scale(1.3);
  background: #333;
  -webkit-clip-path: url(#bar);
          clip-path: url(#bar);
}
.page.bottom:before {
  content: "";
  position: absolute;
  left: -50%;
  top: -50%;
  z-index: -1;
  display: block;
  width: 200%;
  height: 200%;
  background: repeating-conic-gradient(lightblue, transparent, lightsalmon, transparent, lightblue 90deg);
  -webkit-animation: 10s f infinite linear;
          animation: 10s f infinite linear;
}
@-webkit-keyframes f {
  to {
    transform: rotate(1turn);
  }
}
@keyframes f {
  to {
    transform: rotate(1turn);
  }
}
.page.bottom:hover {
  filter: drop-shadow(0 0 10px purple);
  background: transparent;
}
.canvas {
  width: 100%;
  height: 100%;
  background: #0003;
  display: none;
}
</style>



</head>

<body  >
  
<div class="wrap">
  <div class="point p">P</div>
  <div class="point q">Q</div>
  <div class="point r">R</div>
  <div class="point s">S</div>
  <div class="point t">T</div>
  <div class="page bottom">
    <div class="content">牛</div>
  </div>
  <div class="page front"> 
    <div class="content">牛年大吉</div>
  </div>
  <div class="page back">
    <div class="content"><img src="//repo.bfw.wiki/bfwrepo/image/60330330a3a9e.png"/></div>
  </div>
  <canvas class="canvas"></canvas>
</div>
<svg width="0" height="0">
  <defs>
    <clipPath id="bar" clipPathUnits="objectBoundingBox">
      <path d="M0 0C.0507.1646.0973.3338.0999.5071.0901.6669.0465.8221.0065.9764 -0.0122 1.0248 .0695.9693 .0987.9702.1940.9438.2906.9210.3888.9081.4249.9398.4618.9707.5 1 .5379.9723.5687.9252.6091.9079.7420.9257.8723.9595 1 1 .9492.8353.9026.6661.9000.4928.9098.3330.9534.1778.9934.0235 1.0122-0.0248.9304.0306.9012.0297.8059.0561.7093.0789.6111.0918.5750.0601.5381.0292.5 0 .4620.0276.4312.0747.3908.0920.2579.0742.1276.0404 0 0ZM.4999.0500C.5206.0701.5829.1074.5199.0996.4851.1007.4257.1057.4794.0698.4862.0632.4930.0565.4999.0500ZM.15.15C.2046.1613.2598.1705.3151.1779.2905.2271.2437.2101.2001.2.2110.2507.2239.3024.1769.3384.1699.2753.1610.2125.15.15ZM.8501.15C.8416.2074.8339.2649.8271.3226.7885.2891.7869.2468.8.2.7599.2145.7237.2158.7007.1757.7507.1686.8006.1601.8501.15ZM.6418.1830C.6564.2009.6983.2302.6493.2255.6241.2340.5690.1728.6240.1850.6300.1843.6359.1837.6418.1830ZM.3698.1843C.4025.1846.4262.1871.3923.2132.3767.2430.3102.2258.3570.1987.3612.1939.3655.1891.3698.1843ZM.7789.3632C.8131.4209.8175.4908.8074.5557.8007.5787.7707.6578.7730.5967.7629.5187.7697.4409.7789.3632ZM.2240.3737C.2354.4581.2334.5432.2220.6275.2141.6380.1947.5764.1911.5546.1852.4980.1840.4371.2163.3874L.2201.3806ZM.8230.6615C.8300.7246.8389.7874.85.85.7953.8386.7401.8294.6848.8220.7094.7728.7562.7898.7998.8.7898.7461.7743.7011.8230.6615ZM.1728.6773C.2114.7108.2130.7531.2.8.2400.7854.2762.7841.2992.8242.2492.8313.1993.8398.1498.85.1583.7925.1660.7350.1728.6773ZM.6213.7710C.6536.7711.6753.7762.6429.8012.6322.8266.5604.8166.6031.7918.6092.7849.6152.7780.6213.7710ZM.3679.7723C.3848.7926.4258.8200.3759.8149.3514.8257.2983.7630.3506.7744.3563.7737.3621.7729.3679.7723ZM.5.9C.5243.9004.5674.8961.5288.9219.5090.9786.4535.9137.4525.9018.4683.9007.4841.9000.5.9Z"></path>
    </clipPath>
  </defs>
</svg>

  
      <script >
//
//   A-------B-------E
//   |       |       |
//   |       |       |
//   |       |       |
//   C-------D-------F

const elWrap = document.querySelector('.wrap');
const elP = elWrap.querySelector('.p');
const elQ = elWrap.querySelector('.q');
const elR = elWrap.querySelector('.r');
const elS = elWrap.querySelector('.s');
const elT = elWrap.querySelector('.t');
const elBack = elWrap.querySelector('.back');
const elFront = elWrap.querySelector('.front');

const P = class P {
  constructor(x, y, el) {
    this.x = x;
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