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Add Animated Counters for Milestones #805

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Add Animated Counters for Milestones #805

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123 changes: 123 additions & 0 deletions animated_counters/counters.html
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Original file line number Diff line number Diff line change
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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">
<title>Animated Counters</title>
<style>
body {
font-family: Arial, sans-serif;
margin: 0;
padding: 0;
}

.stats-section {
background-color: #f7f7f7;
padding: 50px 0;
text-align: center;
}

.stats-grid {
display: flex;
flex-wrap: wrap;
justify-content: center;
}

.stat {
flex-basis: 30%;
margin: 20px;
}

.stat-number {
font-size: 48px;
font-weight: bold;
color: #333;
transition: color 0.5s;
}

.stat-number.active {
color: #4CAF50; /* Change color when active */
}

.stat p {
font-size: 18px;
color: #666;
margin-top: 10px;
}
</style>
</head>
<body>

<section class="stats-section">
<div class="container">
<div class="stats-grid">
<div class="stat">
<span class="stat-number" data-target="100">0</span>
<p>Projects Completed</p>
</div>
<div class="stat">
<span class="stat-number" data-target="500">0</span>
<p>Happy Clients</p>
</div>
<div class="stat">
<span class="stat-number" data-target="2000">0</span>
<p>Lines of Code Written</p>
</div>
</div>
</div>
</section>

<script>
const statsSection = document.querySelector('.stats-section');
const statNumbers = document.querySelectorAll('.stat-number');

let animationTriggered = false;

window.addEventListener('scroll', () => {
if (isElementInViewport(statsSection) && !animationTriggered) {
animationTriggered = true;
animateCounters(2000); // Customize duration here (in milliseconds)
}
});

function isElementInViewport(el) {
const rect = el.getBoundingClientRect();
return (
rect.top >= 0 &&
rect.left >= 0 &&
rect.bottom <= (window.innerHeight || document.documentElement.clientHeight) &&
rect.right <= (window.innerWidth || document.documentElement.clientWidth)
);
}

function animateCounters(duration) {
statNumbers.forEach((statNumber) => {
const targetValue = parseInt(statNumber.getAttribute('data-target'));
let currentValue = 0;
const startTime = performance.now();

const animation = (currentTime) => {
const elapsedTime = currentTime - startTime;
const progress = Math.min(elapsedTime / duration, 1);
currentValue = Math.floor(easeInOutQuad(progress) * targetValue);
statNumber.textContent = currentValue.toLocaleString();

if (progress < 1) {
requestAnimationFrame(animation);
} else {
statNumber.classList.add('active');
}
};

requestAnimationFrame(animation);
});
}

// Easing function for a smoother animation
function easeInOutQuad(t) {
return t < 0.5 ? 2 * t * t : -1 + (4 - 2 * t) * t;
}
</script>

</body>
</html>