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Lazy loading is added #450

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Lazy loading is added #450

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fdb26c1
Lazy loading is added
shraddha761 Jul 1, 2023
47b6ceb
Merge branch 'main' into lazyLoad
shraddha761 Aug 9, 2023
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10 changes: 9 additions & 1 deletion assets/style.css
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Original file line number Diff line number Diff line change
Expand Up @@ -554,6 +554,14 @@ nav{
color: #1d0f44ad;
transition: all 0.3s ease;
}

.lazy {
opacity: 0;
transition: opacity 0.3s;
}
.loaded {
opacity: 1;
}
/* Footer Section Ends */
/* CSS for Light-Dark Theme SWITCH */
.theme-toggle {
Expand Down Expand Up @@ -622,4 +630,4 @@ a {
bottom: 0;
width: 100%;
max-width: 700px;
}
}
5 changes: 5 additions & 0 deletions index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,10 @@
<html lang="en">

<head>
<div class="lazy" data-src="index.html"></div>

<script src="https://polyfill.io/v3/polyfill.min.js?features=IntersectionObserver"></script>

<link href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" rel="stylesheet"
integrity="sha384-EVSTQN3/azprG1Anm3QDgpJLIm9Nao0Yz1ztcQTwFspd3yD65VohhpuuCOmLASjC" crossorigin="anonymous" />
<link rel="preconnect" href="https://fonts.googleapis.com" />
Expand Down Expand Up @@ -93,6 +97,7 @@ <h3>About Us</h3>
</div>
</div>
</section>
<div class="title1">Projects</div>

<div class="title1" id="project">Projects</div>

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44 changes: 44 additions & 0 deletions script.js
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Original file line number Diff line number Diff line change
Expand Up @@ -204,6 +204,50 @@ function typeLetter() {

const intervalId = setInterval(typeLetter, 100);

(function() {
'use strict';

var lazyElements = [].slice.call(document.querySelectorAll('.lazy'));

var loadLazyContent = function(lazyElement) {
var url = lazyElement.getAttribute('data-src');

// Make an AJAX request to fetch the lazy content
var xhr = new XMLHttpRequest();
xhr.onreadystatechange = function() {
if (xhr.readyState === XMLHttpRequest.DONE) {
if (xhr.status === 200) {
// Set the fetched content as the innerHTML of the lazy element
lazyElement.innerHTML = xhr.responseText;
lazyElement.classList.add('loaded');
}
}
};
xhr.open('GET', url, true);
xhr.send();
};

var lazyLoadHandler = function() {
lazyElements.forEach(function(lazyElement) {
var rect = lazyElement.getBoundingClientRect();

// Check if the lazy element is within the viewport
if (rect.top >= 0 && rect.bottom <= (window.innerHeight || document.documentElement.clientHeight)) {
loadLazyContent(lazyElement);
}
});

// Remove the event listener once all lazy elements are loaded
if (lazyElements.length === 0) {
window.removeEventListener('scroll', lazyLoadHandler);
}
};

// Add the lazyLoadHandler to the scroll event
window.addEventListener('scroll', lazyLoadHandler);
lazyLoadHandler(); // Call it once to load any initially visible elements
})();

function toggleTheme() {
var slider = document.getElementById("themeToggle");
if (slider.checked) {
Expand Down