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Auto text effect

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This commit is contained in:
Brad Traversy 2020-10-21 11:11:34 -04:00
parent 19e93d6840
commit 01ae675ae5
3 changed files with 79 additions and 0 deletions
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19
auto-text-effect/index.html Normal file
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<link rel="stylesheet" href="style.css" />
<title>Auto Text Effect</title>
</head>
<body>
<h1 id="text">Starting...</h1>
<div>
<label for="speed">Speed:</label>
<input type="number" name="speed" id="speed" value="1" min="1" max="10" step="1">
</div>
<script src="script.js"></script>
</body>
</html>

22
auto-text-effect/script.js Normal file
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const textEl = document.getElementById('text')
const speedEl = document.getElementById('speed')
const text = 'We Love Programming!'
let idx = 1
let speed = 300 / speedEl.value
writeText()
function writeText() {
textEl.innerText = text.slice(0, idx)
idx++
if(idx > text.length) {
idx = 1
}
setTimeout(writeText, speed)
}
speedEl.addEventListener('input', (e) => speed = 300 / e.target.value)

38
auto-text-effect/style.css Normal file
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@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;700&display=swap');
* {
box-sizing: border-box;
}
body {
background-color: darksalmon;
font-family: 'Roboto', sans-serif;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
height: 100vh;
overflow: hidden;
margin: 0;
}
div {
position: absolute;
bottom: 20px;
background: rgba(0, 0, 0, 0.1);
padding: 10px 20px;
font-size: 18px;
}
input {
width: 50px;
padding: 5px;
font-size: 18px;
background-color: darksalmon;
border: none;
text-align: center;
}
input:focus {
outline: none;
}