gsap ScrollTrigger实现滚动翻书动画效果-html代码-BFW代码库

代码语言：html

所属分类：动画

代码描述：gsap ScrollTrigger实现滚动翻书动画效果

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>
* {
  box-sizing: border-box;
}
:root {
  --page-count: 20;
  --page-scroll: 25;
  --underline: rgba(64,64,64,0.4);
  --spine: #000;
  --cover: #1a1a1a;
  --bg: #4d4d4d;
  --insert: #d9d9d9;
  --page: #e6e6e6;
}
body {
  width: 100vw;
  height: calc(((var(--page-count) + 2) * var(--page-scroll)) * 1vh);
  background: var(--bg);
  overflow-x: hidden;
}
h1 {
  text-align: center;
  font-size: 1rem;
  margin: 0;
  padding: 0;
}
.page {
  height: 100%;
  width: 100%;
  position: relative;
  -webkit-transform-style: preserve-3d;
          transform-style: preserve-3d;
}
.page .page__number {
  position: absolute;
  color: #808080;
  bottom: 1rem;
  font-size: 1vmin;
}
.page__half--front .page__number {
  right: 1rem;
}
.page__half--back .page__number {
  left: 1rem;
}
.page__half {
  display: -webkit-box;
  display: flex;
  -webkit-box-align: center;
          align-items: center;
  -webkit-box-pack: center;
          justify-content: center;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  -webkit-transform: rotateY(calc(var(--rotation) * 1deg)) translate3d(0, 0, calc((0.5 * var(--coefficient)) * 1px));
          transform: rotateY(calc(var(--rotation) * 1deg)) translate3d(0, 0, calc((0.5 * var(--coefficient)) * 1px));
  -webkit-clip-path: inset(0 0.5% 0 0.5%);
  clip-path: inset(0 0.5% 0 0.5%);
}
.page__half--front {
  --rotation: 0;
  --coefficient: 0;
  -webkit-backface-visibility: hidden;
          backface-visibility: hidden;
  border-radius: 0 5% 5% 0;
}
.page__half--back {
  --rotation: 180;
  --coefficient: 2;
  border-radius: 5% 0 0 5%;
}
.book {
  height: 40vmin;
  position: fixed;
  width: 30vmin;
  min-width: 150px;
  min-height: 200px;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%) scale(0.5);
          transform: translate(-50%, -50%) scale(0.5);
  -webkit-transform-style: preserve-3d;
          transform-style: preserve-3d;
  -webkit-perspective: 1200px;
          perspective: 1200px;
}
.book__insert {
  content: '';
  position: absolute;
  height: 94%;
  width: 94%;
  background: var(--insert);
  top: 50%;
  right: -1rem;
  -webkit-transform: translate(0, -50%);
          transform: translate(0, -50%);
  border-radius: 5% 0 0 5%;
}
.book__spine {
  height: 100%;
  left: 0;
  top: 0;
  position: absolute;
  background: var(--spine);
  -webkit-transform-origin: 0 50%;
          transform-origin: 0 50%;
  width: 12px;
  -webkit-transform: translate3d(0, 0, -13px) scaleX(1) rotateY(0deg);
          transform: translate3d(0, 0, -13px) scaleX(1) rotateY(0deg);
}
.book__page {
  position: absolute;
  left: 2%;
  top: 50%;
  border-radius: 0 5% 5% 0;
  -webkit-transform: translate(0, -50%);
          transform: translate(0, -50%);
  height: 94%;
  width: 94%;
  z-index: calc(((var(--page-count) + 2) - var(--page-index)) * 2);
  -webkit-transform-origin: 0% 50%;
          transform-origin: 0% 50%;
}
.book__cover {
  border-radius: 0 5% 5% 0;
  height: 100%;
  width: 100%;
  position: absolute;
  top: 50%;
  left: 0;
  background: var(--cover);
}
.book__cover--front {
  -webkit-transform-origin: 0 50%;
          transform-origin: 0 50%;
}
.book__cover--front .page__half--back {
  border-right: 1rem solid var(--spine);
}
.book__cover--back {
  -webkit-transform-origin: 0% 50%;
          transform-origin: 0% 50%;
}
.book__cover--back .page__half--front {
  border-left: 1rem solid var(--spine);
}
.book__cover--back .book__insert {
  left: 0;
  border-radius: 0 5% 5% 0;
}
.book__page:not(.book__cover) .page__half {
  background: repeating-linear-gradient(0deg, transparent 0 1rem, var(--underline) 1rem calc(1rem + 1px), transparent calc(1rem + 1px)) 0 1rem/100% 100% no-repeat, var(--page);
}
.sticker {
  height: 15%;
  position: absolute;
  bottom: 5%;
  right: 5%;
  -webkit-transform: rotate(-25deg);
          transform: rotate(-25deg);
}
.code {
  line-height: 1.2;
  font-family: monospace;
  white-space: pre-line;
  max-width: 100%;
  max-height: 100%;
  font-weight: bold;
  color: #0f0f0f;
  text-shadow: 2px 2px 0 #1c1c1c;
  border-radius: 5%;
  display: block;
  overflow: hidden;
}
.gsap-logo {
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
          transform: translate(-50%, -50%);
  opacity: 0;
  height: 50%;
}
img {
  width: 90%;
  height: 90%;
  -o-object-fit: center;
     object-fit: center;
  z-index: 2;
}
</style>

</head>
<body translate="no">
<div class="book">
<div class="book__spine"></div>
<div class="page book__page book__cover book__cover--front" style="--page-index: 1;">
<div class="page__half page__half--front"><span class="code">set(FOLD,{transformOrigin:"50% 100%",scaleY:0}),set(CLIPS,{transformOrigin:"50% 0"}),set(".cannon__shirt",{opacity:0}),set(".cannon",{y:28}),set(".text--ordered .char",{y:"100%"});const SPEED=.15,FOLD_TL=()=>new timeline().to(LEFT_ARM,{duration:SPEED,rotateY:-180,transformOrigin:`${100*(22/65.3)}% 50%`},0).to(RIGHT_ARM,{duration:SPEED,rotateY:-180,transformOrigin:`${100*((65.3-22)/65.3)}% 50%`},SPEED).to(FOLD,{duration:SPEED/4,scaleY:1},2*SPEED).to(FOLD,{duration:SPEED,y:-47},2*SPEED+.01).to(CLIPS,{duration:SPEED,scaleY:.2},2*SPEED).to(".cannon",{duration:SPEED,y:0},2*SPEED),LOAD_TL=()=>new timeline().to(".button__shirt",{transformOrigin:"50% 13%",rotate:90,duration:.15}).to(".button__shirt",{duration:.15,y:60}).to(".t-shirt__cannon",{y:5,repeat:1,yoyo:!0,duration:.1}).to(".t-shirt__cannon",{y:50,duration:.5,delay:.1}),FIRE_TL=()=>new timeline().set(".t-shirt__cannon",{rotate:48,x:-85,scale:2.5}).set(".cannon__shirt",{opacity:1}).to(".t-shirt__cannon-content",{duration:1,y:-35}).to(".t-shirt__cannon-content",{duration:.25,y:-37.5}).to(".t-shirt__cannon-content",{duration:.015,y:-30.5}).to(".cannon__shirt",{onStart:()=>CLIP.play(),duration:.5,y:"-25vmax"},"<").to(".text--ordered .char",{duration:.15,stagger:.1,y:"0%"}).to("button",{duration:.15*7,"--hue":116,"--lightness":55},"<"),ORDER_TL=new timeline({paused:!0});ORDER_TL.set(".cannon__shirt",{opacity:0}),ORDER_TL.set("button",{"--hue":260,"--lightness":20}),ORDER_TL.to("button",{scale:300/BUTTON.offsetWidth,duration:SPEED}),ORDER_TL.to(".text--order .char",{stagger:.1,y:"100%",duratio.........完整代码请登录后点击上方下载按钮下载查看