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Javascript - Double heart click 본문

Javascript

Javascript - Double heart click

HiroDaegu 2021. 10. 15. 01:02
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<!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>double heart click</title>
  <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.14.0/css/all.min.css" integrity="sha512-1PKOgIY59xJ8Co8+NE6FZ+LOAZKjy+KY8iq0G4B3CyeY6wYHN3yt9PW0XpSriVlkMXe40PTKnXrLnZ9+fkDaog==" crossorigin="anonymous" />
  <link rel="stylesheet" href="style.css">
  <script defer src="main.js"></script>
</head>
<body>
  <h3>Double click on the image to <i class="fas fa-heart"></i> it</h3>
  <small>You liked it <span id="times">0</span> times</small>

  <div class="loveMe"></div>
</body>
</html>
@import url('https://fonts.googleapis.com/css?family=Oswald');

* {
  box-sizing: border-box;
}

body {
  font-family: 'Oswald', sans-serif;
  text-align: center;
  overflow: hidden;
  margin: 0;
}

h3 {
  margin-bottom: 0;
  text-align: center;
}

small {
  display: block;
  margin-bottom: 20px;
  text-align: center;
}

.fa-heart {
  color: red;
}

.loveMe {
  height: 440px;
  width: 300px;
  background: url('https://images.unsplash.com/photo-1504215680853-026ed2a45def?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=334&q=80')
    no-repeat center center/cover;
  margin: auto;
  cursor: pointer;
  max-width: 100%;
  position: relative;
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.25), 0 10px 10px rgba(0, 0, 0, 0.22);
  overflow: hidden;
}

.loveMe .fa-heart {
  position: absolute;
  animation: grow 0.6s linear;
  transform: translate(-50%, -50%) scale(0);
}

@keyframes grow {
  to {
    transform: translate(-50%, -50%) scale(10);
    opacity: 0;
  }
}
const loveMe = document.querySelector('.loveMe')
const times = document.querySelector('#times')

let clickTime = 0
let timesClicked = 0

loveMe.addEventListener('click', (e) => {
    if(clickTime === 0) {
        clickTime = new Date().getTime()
    } else {
        if((new Date().getTime() - clickTime) < 800) {
            createHeart(e)
            clickTime = 0
        } else {
            clickTime = new Date().getTime()
        }
    }
})

const createHeart = (e) => {
    const heart = document.createElement('i')
    heart.classList.add('fas')
    heart.classList.add('fa-heart')

    const x = e.clientX
    const y = e.clientY

    const leftOffset = e.target.offsetLeft
    const topOffset = e.target.offsetTop

    const xInside = x - leftOffset
    const yInside = y - topOffset

    heart.style.top = `${yInside}px`
    heart.style.left = `${xInside}px`

    loveMe.appendChild(heart)

    times.innerHTML = ++timesClicked

    setTimeout(() => heart.remove(), 1000)
}
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