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index.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<title>empati.org | Yakında Sizlerle</title>
<link
rel="stylesheet"
href="https://cdnjs.cloudflare.com/ajax/libs/meyer-reset/2.0/reset.min.css"
/>
<script src="https://cdnjs.cloudflare.com/ajax/libs/prefixfree/1.0.7/prefixfree.min.js"></script>
<style>
@import "https://fonts.googleapis.com/css?family=Roboto+Mono:100";
html,
body {
font-family: "Roboto Mono", monospace;
background: #282b30;
height: 100%;
}
.container {
height: 100%;
width: 100%;
justify-content: center;
align-items: center;
display: flex;
}
.text {
font-weight: 100;
font-size: 32px;
color: #fafafa;
}
.dud {
color: #757575;
}
</style>
</head>
<body>
<div class="container">
<div class="text"></div>
</div>
<script>
class TextScramble {
constructor(el) {
this.el = el;
this.chars = "!<>-_\\/[]{}—=+*^?#________";
this.update = this.update.bind(this);
}
setText(newText) {
const oldText = this.el.innerText;
const length = Math.max(oldText.length, newText.length);
const promise = new Promise((resolve) => (this.resolve = resolve));
this.queue = [];
for (let i = 0; i < length; i++) {
const from = oldText[i] || "";
const to = newText[i] || "";
const start = Math.floor(Math.random() * 40);
const end = start + Math.floor(Math.random() * 40);
this.queue.push({
from,
to,
start,
end,
});
}
cancelAnimationFrame(this.frameRequest);
this.frame = 0;
this.update();
return promise;
}
update() {
let output = "";
let complete = 0;
for (let i = 0, n = this.queue.length; i < n; i++) {
let { from, to, start, end, char } = this.queue[i];
if (this.frame >= end) {
complete++;
output += to;
} else if (this.frame >= start) {
if (!char || Math.random() < 0.28) {
char = this.randomChar();
this.queue[i].char = char;
}
output += `<span class="dud">${char}</span>`;
} else {
output += from;
}
}
this.el.innerHTML = output;
if (complete === this.queue.length) {
this.resolve();
} else {
this.frameRequest = requestAnimationFrame(this.update);
this.frame++;
}
}
randomChar() {
return this.chars[Math.floor(Math.random() * this.chars.length)];
}
}
const phrases = [
"Merhaba,",
"Yakında sizlerleyiz",
"Takipte kalın",
"",
"empati.org",
];
const el = document.querySelector(".text");
const fx = new TextScramble(el);
let counter = 0;
const next = () => {
if (counter > 5) return;
fx.setText(phrases[counter]).then(() => {
setTimeout(next, 1000);
});
counter++;
};
next();
</script>
</body>
</html>