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feat: 滚动吸附效果

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flex-api
LCJ-MinYa 1 month ago
parent 9c8d5c1ec3
commit 915115a8dd
3 changed files with 770 additions and 0 deletions
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708
demoHtml/scrollPage.html
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<!doctype html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8" />
<meta
name="viewport"
content="width=device-width, initial-scale=1.0"
/>
<title>强烈吸附滚动效果</title>
<style>
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
body {
font-family:
'Segoe UI',
system-ui,
-apple-system,
sans-serif;
background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
color: #fff;
overflow: hidden;
height: 100vh;
}
/* 导航指示器 */
.nav-indicator {
position: fixed;
right: 30px;
top: 50%;
transform: translateY(-50%);
z-index: 100;
display: flex;
flex-direction: column;
gap: 20px;
background: rgba(255, 255, 255, 0.1);
padding: 20px 15px;
border-radius: 30px;
backdrop-filter: blur(10px);
border: 1px solid rgba(255, 255, 255, 0.2);
}
.nav-dot {
width: 12px;
height: 12px;
background: rgba(255, 255, 255, 0.3);
border-radius: 50%;
cursor: pointer;
transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
position: relative;
}
.nav-dot:hover::after {
content: attr(data-title);
position: absolute;
right: 25px;
top: 50%;
transform: translateY(-50%);
background: rgba(0, 0, 0, 0.8);
color: white;
padding: 6px 12px;
border-radius: 6px;
font-size: 14px;
white-space: nowrap;
pointer-events: none;
}
.nav-dot.active {
width: 18px;
height: 18px;
background: #00ff88;
box-shadow: 0 0 20px rgba(0, 255, 136, 0.5);
animation: pulse 2s infinite;
}
@keyframes pulse {
0%,
100% {
transform: scale(1);
box-shadow: 0 0 20px rgba(0, 255, 136, 0.5);
}
50% {
transform: scale(1.2);
box-shadow: 0 0 30px rgba(0, 255, 136, 0.8);
}
}
/* 滚动容器 */
.scroll-container {
height: 100vh;
overflow-y: auto;
scroll-behavior: auto; /* 禁用默认平滑滚动，使用自定义动画 */
scroll-snap-type: y mandatory;
position: relative;
scrollbar-width: none; /* Firefox */
-ms-overflow-style: none; /* IE/Edge */
}
.scroll-container::-webkit-scrollbar {
display: none; /* Chrome/Safari */
}
/* 滚动区域 */
.section {
height: 100vh;
scroll-snap-align: start;
position: relative;
display: flex;
flex-direction: column;
justify-content: center;
align-items: center;
padding: 40px;
opacity: 0.5;
transform: scale(0.9);
transition: all 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
border-bottom: 2px solid rgba(255, 255, 255, 0.1);
}
.section.active {
opacity: 1;
transform: scale(1);
z-index: 2;
}
/* 每个section的独特样式 */
.section-1 {
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}
.section-2 {
background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}
.section-3 {
background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}
.section-4 {
background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
}
.section-5 {
background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
}
/* 内容样式 */
.section-content {
text-align: center;
max-width: 800px;
padding: 40px;
background: rgba(0, 0, 0, 0.3);
border-radius: 20px;
backdrop-filter: blur(10px);
border: 1px solid rgba(255, 255, 255, 0.1);
box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
transform: translateY(50px);
transition: transform 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.section.active .section-content {
transform: translateY(0);
}
.section h1 {
font-size: 3.5rem;
margin-bottom: 20px;
background: linear-gradient(45deg, #fff, #00ff88);
-webkit-background-clip: text;
background-clip: text;
color: transparent;
text-shadow: 0 5px 15px rgba(0, 255, 136, 0.3);
}
.section p {
font-size: 1.2rem;
line-height: 1.6;
margin-bottom: 30px;
color: rgba(255, 255, 255, 0.9);
}
/* 控制按钮 */
.controls {
position: fixed;
bottom: 40px;
left: 50%;
transform: translateX(-50%);
display: flex;
gap: 20px;
z-index: 100;
}
.control-btn {
background: rgba(255, 255, 255, 0.2);
border: none;
color: white;
padding: 15px 30px;
border-radius: 50px;
font-size: 16px;
cursor: pointer;
transition: all 0.3s ease;
backdrop-filter: blur(10px);
border: 1px solid rgba(255, 255, 255, 0.3);
display: flex;
align-items: center;
gap: 10px;
font-weight: 600;
}
.control-btn:hover {
background: rgba(255, 255, 255, 0.3);
transform: translateY(-3px);
box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}
.control-btn:active {
transform: translateY(-1px);
}
/* 滚动提示 */
.scroll-hint {
position: absolute;
bottom: 40px;
left: 50%;
transform: translateX(-50%);
display: flex;
flex-direction: column;
align-items: center;
gap: 10px;
color: rgba(255, 255, 255, 0.7);
animation: bounce 2s infinite;
opacity: 0;
transition: opacity 0.5s;
}
.section.active .scroll-hint {
opacity: 1;
}
@keyframes bounce {
0%,
20%,
50%,
80%,
100% {
transform: translateY(0) translateX(-50%);
}
40% {
transform: translateY(-10px) translateX(-50%);
}
60% {
transform: translateY(-5px) translateX(-50%);
}
}
.mouse {
width: 30px;
height: 50px;
border: 2px solid rgba(255, 255, 255, 0.7);
border-radius: 20px;
position: relative;
}
.wheel {
width: 4px;
height: 10px;
background: rgba(255, 255, 255, 0.7);
border-radius: 2px;
position: absolute;
top: 10px;
left: 50%;
transform: translateX(-50%);
animation: wheel 2s infinite;
}
@keyframes wheel {
0% {
transform: translateX(-50%) translateY(0);
opacity: 1;
}
100% {
transform: translateX(-50%) translateY(20px);
opacity: 0;
}
}
/* 进度条 */
.progress-bar {
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 4px;
background: rgba(255, 255, 255, 0.1);
z-index: 1000;
}
.progress {
height: 100%;
background: linear-gradient(90deg, #00ff88, #00ccff);
width: 0%;
transition: width 0.3s ease;
box-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
}
/* 响应式设计 */
@media (max-width: 768px) {
.section h1 {
font-size: 2.5rem;
}
.section-content {
padding: 20px;
margin: 20px;
}
.nav-indicator {
right: 15px;
padding: 15px 10px;
}
.controls {
bottom: 20px;
}
.control-btn {
padding: 12px 20px;
font-size: 14px;
}
}
</style>
</head>
<body>
<!-- 进度条 -->
<div class="progress-bar">
<div class="progress"></div>
</div>
<!-- 导航指示器 -->
<div class="nav-indicator">
<div
class="nav-dot active"
data-title="欢迎"
onclick="scrollToSection(0)"
></div>
<div
class="nav-dot"
data-title="功能"
onclick="scrollToSection(1)"
></div>
<div
class="nav-dot"
data-title="特性"
onclick="scrollToSection(2)"
></div>
<div
class="nav-dot"
data-title="演示"
onclick="scrollToSection(3)"
></div>
<div
class="nav-dot"
data-title="开始"
onclick="scrollToSection(4)"
></div>
</div>
<!-- 滚动容器 -->
<div
class="scroll-container"
id="scrollContainer"
>
<!-- Section 1 -->
<section class="section section-1 active">
<div class="section-content">
<h1>🎯 强烈吸附滚动</h1>
<p>体验具有强烈动画效果的滚动吸附技术。每个页面都有独特的过渡效果和视觉反馈。</p>
<p>使用自定义缓动函数和物理模拟实现流畅而有力的滚动体验。</p>
</div>
<div class="scroll-hint">
<div class="mouse">
<div class="wheel"></div>
</div>
<span>向下滚动</span>
</div>
</section>
<!-- Section 2 -->
<section class="section section-2">
<div class="section-content">
<h1>⚡ 强力动画</h1>
<p>自定义缓动函数创造强烈的物理感，让滚动不再单调。</p>
<p>每个滚动动作都有弹簧般的回弹效果和流畅的视觉过渡。</p>
<p>基于物理的动画模拟，让交互更加自然和令人愉悦。</p>
</div>
</section>
<!-- Section 3 -->
<section class="section section-3">
<div class="section-content">
<h1>🎨 视觉反馈</h1>
<p>实时视觉反馈增强用户感知，让每个交互都有明确的响应。</p>
<p>缩放、阴影、发光效果共同创造沉浸式的浏览体验。</p>
<p>进度指示器和导航点帮助用户了解当前位置。</p>
</div>
</section>
<!-- Section 4 -->
<section class="section section-4">
<div class="section-content">
<h1>🚀 性能优化</h1>
<p>使用GPU加速的CSS transform属性，确保60fps流畅动画。</p>
<p>智能节流和防抖技术，避免过度渲染。</p>
<p>移动端优化，保持触控设备的流畅体验。</p>
</div>
</section>
<!-- Section 5 -->
<section class="section section-5">
<div class="section-content">
<h1>🚀 立即开始</h1>
<p>将这种强大的滚动效果应用到你的项目中，提升用户体验。</p>
<p>代码完全可定制，支持响应式设计，兼容现代浏览器。</p>
</div>
</section>
</div>
<!-- 控制按钮 -->
<div class="controls">
<button
class="control-btn"
onclick="prevSection()"
>
<span>⬆️</span> 上一页
</button>
<button
class="control-btn"
onclick="nextSection()"
>
下一页 <span>⬇️</span>
</button>
</div>
<script>
// 获取元素
const scrollContainer = document.getElementById('scrollContainer');
const sections = document.querySelectorAll('.section');
const navDots = document.querySelectorAll('.nav-dot');
const progress = document.querySelector('.progress');
// 当前激活的section索引
let currentSection = 0;
let isScrolling = false;
// 自定义缓动函数 - 强烈的弹性效果
const easingFunctions = {
easeOutElastic: (x) => {
const c4 = (2 * Math.PI) / 3;
return x === 0 ? 0 : x === 1 ? 1 : Math.pow(2, -10 * x) * Math.sin((x * 10 - 0.75) * c4) + 1;
},
easeOutBack: (x) => {
const c1 = 1.70158;
const c3 = c1 + 1;
return 1 + c3 * Math.pow(x - 1, 3) + c1 * Math.pow(x - 1, 2);
},
// 强烈的弹跳效果
strongBounce: (x) => {
if (x < 1 / 2.75) {
return 7.5625 * x * x;
} else if (x < 2 / 2.75) {
return 7.5625 * (x -= 1.5 / 2.75) * x + 0.75;
} else if (x < 2.5 / 2.75) {
return 7.5625 * (x -= 2.25 / 2.75) * x + 0.9375;
} else {
return 7.5625 * (x -= 2.625 / 2.75) * x + 0.984375;
}
},
};
// 平滑滚动函数
function smoothScrollTo(targetPosition, duration = 800) {
if (isScrolling) return;
isScrolling = true;
const startPosition = scrollContainer.scrollTop;
const distance = targetPosition - startPosition;
const startTime = performance.now();
// 根据滚动距离调整持续时间
const adjustedDuration = Math.min(duration, 500 + Math.abs(distance) / 3);
function animate(currentTime) {
const elapsed = currentTime - startTime;
const progress = Math.min(elapsed / adjustedDuration, 1);
// 使用强烈的弹性效果
const easing = easingFunctions.easeOutElastic(progress);
scrollContainer.scrollTop = startPosition + distance * easing;
if (progress < 1) {
requestAnimationFrame(animate);
} else {
setTimeout(() => {
isScrolling = false;
updateActiveSection();
}, 100);
}
}
requestAnimationFrame(animate);
}
// 滚动到指定section
function scrollToSection(index) {
if (index < 0 || index >= sections.length || isScrolling) return;
currentSection = index;
const targetSection = sections[index];
const targetPosition = targetSection.offsetTop;
// 更新导航点
updateNavDots(index);
// 执行平滑滚动
smoothScrollTo(targetPosition, 1000);
}
// 下一个section
function nextSection() {
if (currentSection < sections.length - 1) {
scrollToSection(currentSection + 1);
} else {
// 如果已经是最后一个，回到第一个
scrollToSection(0);
}
}
// 上一个section
function prevSection() {
if (currentSection > 0) {
scrollToSection(currentSection - 1);
} else {
// 如果已经是第一个，跳到最后
scrollToSection(sections.length - 1);
}
}
// 更新导航点状态
function updateNavDots(activeIndex) {
navDots.forEach((dot, index) => {
dot.classList.toggle('active', index === activeIndex);
});
}
// 更新section激活状态
function updateActiveSection() {
const scrollMiddle = scrollContainer.scrollTop + scrollContainer.clientHeight / 2;
sections.forEach((section, index) => {
const sectionTop = section.offsetTop;
const sectionBottom = sectionTop + section.offsetHeight;
if (scrollMiddle >= sectionTop && scrollMiddle < sectionBottom) {
section.classList.add('active');
currentSection = index;
updateNavDots(index);
} else {
section.classList.remove('active');
}
});
}
// 更新进度条
function updateProgress() {
const scrollTop = scrollContainer.scrollTop;
const scrollHeight = scrollContainer.scrollHeight - scrollContainer.clientHeight;
const progressPercent = (scrollTop / scrollHeight) * 100;
progress.style.width = `${progressPercent}%`;
}
// 处理鼠标滚轮事件
let wheelTimeout;
scrollContainer.addEventListener(
'wheel',
(e) => {
e.preventDefault();
clearTimeout(wheelTimeout);
wheelTimeout = setTimeout(() => {
if (isScrolling) return;
const direction = e.deltaY > 0 ? 1 : -1;
const newIndex = Math.max(0, Math.min(sections.length - 1, currentSection + direction));
if (newIndex !== currentSection) {
scrollToSection(newIndex);
}
}, 100);
},
{ passive: false }
);
// 处理触摸滑动
let touchStartY = 0;
scrollContainer.addEventListener(
'touchstart',
(e) => {
touchStartY = e.touches[0].clientY;
},
{ passive: true }
);
scrollContainer.addEventListener(
'touchend',
(e) => {
if (isScrolling) return;
const touchEndY = e.changedTouches[0].clientY;
const deltaY = touchStartY - touchEndY;
// 只有滑动距离足够大才触发
if (Math.abs(deltaY) > 50) {
const direction = deltaY > 0 ? 1 : -1;
const newIndex = Math.max(0, Math.min(sections.length - 1, currentSection + direction));
if (newIndex !== currentSection) {
scrollToSection(newIndex);
}
}
},
{ passive: true }
);
// 监听滚动事件
scrollContainer.addEventListener('scroll', () => {
updateActiveSection();
updateProgress();
});
// 键盘控制
document.addEventListener('keydown', (e) => {
if (e.key === 'ArrowDown' || e.key === ' ') {
e.preventDefault();
nextSection();
} else if (e.key === 'ArrowUp') {
e.preventDefault();
prevSection();
} else if (e.key === 'Home') {
e.preventDefault();
scrollToSection(0);
} else if (e.key === 'End') {
e.preventDefault();
scrollToSection(sections.length - 1);
}
});
// 初始更新
updateProgress();
// 添加一些动态效果到section内容
sections.forEach((section, index) => {
const content = section.querySelector('.section-content');
// 鼠标悬停效果
content.addEventListener('mouseenter', () => {
if (section.classList.contains('active')) {
content.style.transform = 'translateY(-10px) scale(1.02)';
content.style.boxShadow = '0 30px 60px rgba(0, 0, 0, 0.4)';
}
});
content.addEventListener('mouseleave', () => {
if (section.classList.contains('active')) {
content.style.transform = 'translateY(0) scale(1)';
content.style.boxShadow = '0 20px 40px rgba(0, 0, 0, 0.3)';
}
});
});
// 自动滚动演示（可选）
let autoScrollInterval;
function startAutoScroll() {
if (autoScrollInterval) clearInterval(autoScrollInterval);
autoScrollInterval = setInterval(() => {
nextSection();
}, 5000);
}
function stopAutoScroll() {
if (autoScrollInterval) clearInterval(autoScrollInterval);
}
// 用户交互时停止自动滚动
scrollContainer.addEventListener('wheel', stopAutoScroll);
scrollContainer.addEventListener('touchstart', stopAutoScroll);
document.addEventListener('keydown', stopAutoScroll);
// 页面加载后开始自动滚动（可选）
// setTimeout(() => startAutoScroll(), 3000);
</script>
</body>
</html>

4
src/router/modules/demo.ts
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@ -162,6 +162,10 @@ const titleArr = [
key: 'catchError',
title: '明明程序报错，但是控制台不打印错误的几种情况（别怀疑，一定是代码问题，而不是程序运行太久）',
},
{
key: 'scrollSnapType',
title: '滚动吸附效果',
},
];
// @/views/demo/**/*.vue

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src/views/demo/scrollSnapType.vue
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<template>
<div class="p-5 space-y-5 !bg-gray-100">
<el-card header="滚动吸附效果">
<div class="my-app">
<div class="item item-1"><span>1</span></div>
<div class="item item-2"><span>2</span></div>
<div class="item item-3"><span>3</span></div>
</div>
</el-card>
</div>
</template>
<script setup>
import { ref } from 'vue';
</script>
<style lang="scss" scoped>
.my-app {
width: 500px;
height: 60vh;
margin: 0 auto;
background: #e1e1e1;
overflow-y: scroll;
scroll-snap-type: y mandatory;
scroll-behavior: smooth; /* 平滑滚动 */
/* 隐藏滚动条 */
scrollbar-width: none; /* Firefox */
-ms-overflow-style: none; /* IE/Edge */
.item {
width: 100%;
height: 100%;
color: #fff;
scroll-snap-align: start;
font-size: 36px;
font-weight: bold;
text-align: center;
line-height: 60vh;
scroll-snap-align: end;
}
// SCSS函数生成随机颜色
@function random-color() {
@return rgb(random(256), random(256), random(256));
}
.element {
background-color: random-color();
}
// 生成多个随机颜色
@for $i from 1 through 10 {
.item-#{$i} {
background-color: hsl(random(360), 70%, 60%);
}
}
}
</style>
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