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Javascript - Content Placeholder 본문

Javascript

Javascript - Content Placeholder

HiroDaegu 2021. 10. 13. 00:03
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Animation 효과 후 화면 출력

<!DOCTYPE html>
<html lang="ko">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Content Placeholder</title>
  <link rel="stylesheet" href="style.css">
  <script defer src="main.js"></script>
</head>
<body>
  <div class="card">
    <div class="card-header animated-bg" id="header">&nbsp;</div>

    <div class="card-content">
      <h3 class="card-title animated-bg animated-bg-text" id="title">
        &nbsp;
      </h3>
      <p class="card-excerpt" id="excerpt">
        &nbsp;
        <span class="animated-bg animated-bg-text">&nbsp;</span>
        <span class="animated-bg animated-bg-text">&nbsp;</span>
        <span class="animated-bg animated-bg-text">&nbsp;</span>
      </p>
      <div class="author">
        <div class="profile-img animated-bg" id="profile_img">&nbsp;</div>
        <div class="author-info">
          <strong class="animated-bg animated-bg-text" id="name"
            >&nbsp;</strong
          >
          <small class="animated-bg animated-bg-text" id="date">&nbsp;</small>
        </div>
      </div>
    </div>
  </div>
</body>
</html>
   
@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;700&display=swap');

* {
  box-sizing: border-box;
}

body {
  background-color: #ecf0f1;
  font-family: 'Roboto', sans-serif;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  overflow: hidden;
  margin: 0;
}

img {
  max-width: 100%;
}

.card {
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  border-radius: 10px;
  overflow: hidden;
  width: 350px;
}

.card-header {
  height: 200px;
}

.card-header img {
  object-fit: cover;
  height: 100%;
  width: 100%;
}

.card-content {
  background-color: #fff;
  padding: 30px;
}

.card-title {
  height: 20px;
  margin: 0;
}

.card-excerpt {
  color: #777;
  margin: 10px 0 20px;
}

.author {
  display: flex;
}

.profile-img {
  border-radius: 50%;
  overflow: hidden;
  height: 40px;
  width: 40px;
}

.author-info {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  margin-left: 10px;
  width: 100px;
}

.author-info small {
  color: #aaa;
  margin-top: 5px;
}

.animated-bg {
  background-image: linear-gradient(
    to right,
    #f6f7f8 0%,
    #edeef1 10%,
    #f6f7f8 20%,
    #f6f7f8 100%
  );
  background-size: 200% 100%;
  animation: bgPos 1s linear infinite;
}

.animated-bg-text {
  border-radius: 50px;
  display: inline-block;
  margin: 0;
  height: 10px;
  width: 100%;
}

@keyframes bgPos {
  0% {
    background-position: 50% 0;
  }

  100% {
    background-position: -150% 0;
  }
}
const header = document.getElementById('header')
const title = document.getElementById('title')
const excerpt = document.getElementById('excerpt')
const profile_img = document.getElementById('profile_img')
const name = document.getElementById('name')
const date = document.getElementById('date')

const animated_bgs = document.querySelectorAll('.animated-bg')
const animated_bg_texts = document.querySelectorAll('.animated-bg-text')

setTimeout(getData, 2500)

function getData() {
  header.innerHTML =
    '<img src="https://images.unsplash.com/photo-1496181133206-80ce9b88a853?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=2102&q=80" alt="" />'
  title.innerHTML = 'Lorem ipsum dolor sit amet'
  excerpt.innerHTML =
    'Lorem ipsum dolor sit amet consectetur adipisicing elit. Dolore perferendis'
  profile_img.innerHTML =
    '<img src="https://randomuser.me/api/portraits/men/45.jpg" alt="" />'
  name.innerHTML = 'John Doe'
  date.innerHTML = 'Oct 08, 2020'

  animated_bgs.forEach((bg) => bg.classList.remove('animated-bg'))
  animated_bg_texts.forEach((bg) => bg.classList.remove('animated-bg-text'))
}
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