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gsap01.html
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gsap01.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>gsap01</title>
<script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/gsap.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/ScrollTrigger.min.js"></script>
<link href="https://webfontworld.github.io/NexonLv1Gothic/NexonLv1Gothic.css" rel="stylesheet">
<link rel="stylesheet" href="assets/css/common.css">
</head>
<style>
#parallax__cont {
overflow: hidden;
}
.parallax__item {
width: 100%;
height: 100vh;
position: relative;
display: flex;
align-items: center;
justify-content: center;
}
.parallax__item:nth-child(2n) {
background-color: #222;
}
.parallax__item__num {
position: absolute;
right: 20px;
bottom: 20px;
font-size: 5vw;
line-height: 1;
}
.parallax__item__img {
width: 10vw;
height: 10vw;
background-color: #fff;
background-size: cover;
background-position: center;
}
.parallax__item:nth-child(1) .parallax__item__img {
background-image: url(assets/img/images14.jpg);
}
.parallax__item:nth-child(2) .parallax__item__img {
background-image: url(assets/img/images15.jpg);
}
.parallax__item:nth-child(3) .parallax__item__img {
background-image: url(assets/img/images03.jpg);
}
.parallax__item:nth-child(4) .parallax__item__img {
background-image: url(assets/img/images04.jpg);
}
.parallax__item:nth-child(5) .parallax__item__img {
background-image: url(assets/img/images05.jpg);
}
.parallax__item:nth-child(6) .parallax__item__img {
background-image: url(assets/img/images06.jpg);
}
.parallax__item:nth-child(7) .parallax__item__img {
background-image: url(assets/img/images07.jpg);
}
.parallax__item:nth-child(8) .parallax__item__img {
background-image: url(assets/img/images08.jpg);
}
.parallax__item:nth-child(9) .parallax__item__img {
background-image: url(assets/img/images09.jpg);
}
.parallax__item__img.active {
filter: hue-rotate(100deg);
}
</style>
<body>
<main id="parallax__cont">
<section id="section1" class="parallax__item">
<span class="parallax__item__num">01</span>
<div class="parallax__item__img"></div>
</section>
<section id="section2" class="parallax__item">
<span class="parallax__item__num">02</span>
<div class="parallax__item__img"></div>
</section>
<section id="section3" class="parallax__item">
<span class="parallax__item__num">03</span>
<div class="parallax__item__img"></div>
</section>
<section id="section4" class="parallax__item">
<span class="parallax__item__num">04</span>
<div class="parallax__item__img"></div>
</section>
<section id="section5" class="parallax__item">
<span class="parallax__item__num">05</span>
<div class="parallax__item__img"></div>
</section>
<section id="section6" class="parallax__item">
<span class="parallax__item__num">06</span>
<div class="parallax__item__img"></div>
</section>
<section id="section7" class="parallax__item">
<span class="parallax__item__num">07</span>
<div class="parallax__item__img"></div>
</section>
<section id="section8" class="parallax__item">
<span class="parallax__item__num">08</span>
<div class="parallax__item__img"></div>
</section>
<section id="section9" class="parallax__item">
<span class="parallax__item__num">09</span>
<div class="parallax__item__img"></div>
</section>
</main>
<script>
const box1 = document.querySelector("#section1 .parallax__item__img");
const box2 = document.querySelector("#section2 .parallax__item__img");
const box3 = document.querySelector("#section3 .parallax__item__img");
const box4 = document.querySelector("#section4 .parallax__item__img");
const box5 = document.querySelector("#section5 .parallax__item__img");
const box6 = document.querySelector("#section6 .parallax__item__img");
const box7 = document.querySelector("#section7 .parallax__item__img");
const box8 = document.querySelector("#section8 .parallax__item__img");
// 01
gsap.to(box1, {
x: '40vw',
duration: 2,
borderRadius: 100,
rotate: 360,
})
// 02: trigger 指定目标元素，当目标元素可视时开始动画
gsap.to(box2, {
x: '40vw',
duration: 2,
borderRadius: 100,
rotate: 360,
scrollTrigger: {
trigger: box2,
}
})
// 03: toggleActions （default: play none none none）
// 四个属性:
// onEnter: 当滚动元素进入触发元素时（从上自下）
// onLeave: 当滚动元素离开触发元素时（继续向下）
// onEnterBack: 当滚动元素回到触发元素（从下自上）
// onLeaveBack: 当滚动元素离开触发元素（继续向上）
// 可选属性:
// play: 播放动画
// pause: 暂停动画
// resume: 继续播放动画
// reverse: 反向播放动画
// restart: 重新开始动画
// reset: 将动画重置到初始状态，并暂停
// complete: 将动画快进至结束
// none: 将不执行任何操作
gsap.to(box3, {
x: '40vw',
duration: 2,
borderRadius: 100,
rotate: 360,
scrollTrigger: {
trigger: box3,
toggleActions: "play pause reverse reset",
}
})
// 04
// top: 目标元素距离某个位置时开始动画
// end: 目标元素距离某个位置时结束动画
// markers: 显示动画执行的标记点
gsap.to(box4, {
x: '40vw',
duration: 2,
borderRadius: 100,
rotate: 360,
scrollTrigger: {
trigger: box4,
toggleActions: "play none reverse none",
start: 'top 50%',
end: 'bottom 20%',
// markers: true
}
})
// 05 : scrub 将滚动条与动画绑定，滚动条滚动时播放动画
// Boolean: 开启/关闭
// Number: 动画延迟，使得过渡更平滑（数字越大越平滑，但是延迟越大）
gsap.to(box5, {
duration: 2,
x: 500,
rotation: 360,
borderRadius: 100,
scrollTrigger: {
trigger: box5,
start: "top 50%",
end: "bottom 20%",
scrub: 1, //true, 1, 2...
markers: false
}
});
// 06 : pin 将目标元素固定在窗口中，直到触发元素离开窗口时取消固定（相对位置不变）
// Boolean: 开启/关闭
// String | Element: 可以指定一个要固定的元素，通常是触发元素的一个子元素
gsap.to(box6, {
duration: 2,
x: 500,
rotation: 360,
borderRadius: 100,
scrollTrigger: {
trigger: box6,
start: "top 50%",
end: "bottom 200px",
scrub: true,
pin: true,
markers: false
}
});
// 07 : toggleClass 给目标元素添加或移除 className
// String: 添加或移除的 className
// Object: {targets: String, className: String,}
gsap.to(box7, {
duration: 2,
x: 500,
rotation: 360,
borderRadius: 100,
scrollTrigger: {
trigger: box7,
start: "top center",
// end: "bottom 20%",
scrub: true,
toggleClass: "active",
markers: false,
id: "box7"
}
});
// 08 : callback
// 常用方法:
// onEnter: 当触发元素进入视口时调用
// onLeave: 当触发元素离开视口时调用
// onEnterBack: 当触发元素从视口下方回滚进入视口时调用
// onLeaveBack: 当触发元素从视口下方回滚离开视口时调用
// onUpdate: 当触发元素在视口内滚动时持续调用
// onToggle: 当触发元素进入或离开视口时调用（onEnter 和 onLeave 的综合）
// onRefresh: 每次触发器刷新时调用
// onScrubComplete: 每次 scrub 完成时调用
gsap.to(box8, {
duration: 2,
x: 500,
rotation: 360,
borderRadius: 100,
scrollTrigger: {
trigger: box8,
start: "top center",
end: "bottom 20%",
scrub: true,
markers: true,
onEnter: (self) => {console.log(self)},
onLeave: () => {console.log("onLeave")},
onEnterBack: () => {console.log("onEnterBack")},
onLeaveBack: () => {console.log("onLeaveBack")},
onUpdate : (self) => {console.log("onUpdate", self.progress.toFixed(3))},
onToggle : (self) => {console.log("onToggle", self.isActive)},
}
});
</script>
</body>
</html>