Smooth Scroll

Size
3,561 Kb
Views
22,264

How do I make an smooth scroll?

Smooth scroll experiment in pure javascript. What is a smooth scroll? How do you make a smooth scroll? This script and codes were developed by Lorenzo D'Ianni on 29 September 2022, Thursday.

Smooth Scroll Previews

Smooth Scroll - Script Codes HTML Codes

<!DOCTYPE html>
<html >
<head> <meta charset="UTF-8"> <title>Smooth Scroll</title> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="stylesheet" href="css/style.css">
</head>
<body> <ul> <li>CLICK TO SCROLL HERE</li> <li>CLICK TO SCROLL HERE</li> <li>CLICK TO SCROLL HERE</li> <li>CLICK TO SCROLL HERE</li> <li>CLICK TO SCROLL HERE</li> <li>CLICK TO SCROLL HERE</li> <li>CLICK TO SCROLL HERE</li> <li>CLICK TO SCROLL HERE</li> <li>CLICK TO SCROLL HERE</li> <li>CLICK TO SCROLL HERE</li> <li>CLICK TO SCROLL HERE</li> <li>CLICK TO SCROLL HERE</li> <li>CLICK TO SCROLL HERE</li> <li>CLICK TO SCROLL HERE</li> <li>CLICK TO SCROLL HERE</li> <li>CLICK TO SCROLL HERE</li> <li>CLICK TO SCROLL HERE</li> <li>CLICK TO SCROLL HERE</li> <li>CLICK TO SCROLL HERE</li> <li>CLICK TO SCROLL HERE</li>
</ul> <script src="js/index.js"></script>
</body>
</html>

Smooth Scroll - Script Codes CSS Codes

* { margin: 0; padding: 0; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; -webkit-overflow-scrolling: touch; -webkit-tap-highlight-color: transparent; -moz-tap-highlight-color: transparent; tap-highlight-color: transparent;
}
ul li:nth-child(1) { color: rgba(60, 60, 80, 0.8); background: rgba(0, 0, 255, 0.03333);
}
ul li:nth-child(2) { color: rgba(120, 120, 160, 0.8); background: rgba(0, 0, 255, 0.06667);
}
ul li:nth-child(3) { color: rgba(180, 180, 240, 0.8); background: rgba(0, 0, 255, 0.1);
}
ul li:nth-child(4) { color: rgba(240, 240, 255, 0.8); background: rgba(0, 0, 255, 0.13333);
}
ul li:nth-child(5) { color: rgba(255, 255, 255, 0.8); background: rgba(0, 0, 255, 0.16667);
}
ul li:nth-child(6) { color: rgba(255, 255, 255, 0.8); background: rgba(0, 0, 255, 0.2);
}
ul li:nth-child(7) { color: rgba(255, 255, 255, 0.8); background: rgba(0, 0, 255, 0.23333);
}
ul li:nth-child(8) { color: rgba(255, 255, 255, 0.8); background: rgba(0, 0, 255, 0.26667);
}
ul li:nth-child(9) { color: rgba(255, 255, 255, 0.8); background: rgba(0, 0, 255, 0.3);
}
ul li:nth-child(10) { color: rgba(255, 255, 255, 0.8); background: rgba(0, 0, 255, 0.33333);
}
ul li:nth-child(11) { color: rgba(255, 255, 255, 0.8); background: rgba(0, 0, 255, 0.36667);
}
ul li:nth-child(12) { color: rgba(255, 255, 255, 0.8); background: rgba(0, 0, 255, 0.4);
}
ul li:nth-child(13) { color: rgba(255, 255, 255, 0.8); background: rgba(0, 0, 255, 0.43333);
}
ul li:nth-child(14) { color: rgba(255, 255, 255, 0.8); background: rgba(0, 0, 255, 0.46667);
}
ul li:nth-child(15) { color: rgba(255, 255, 255, 0.8); background: rgba(0, 0, 255, 0.5);
}
ul li:nth-child(16) { color: rgba(255, 255, 255, 0.8); background: rgba(0, 0, 255, 0.53333);
}
ul li:nth-child(17) { color: rgba(255, 255, 255, 0.8); background: rgba(0, 0, 255, 0.56667);
}
ul li:nth-child(18) { color: rgba(255, 255, 255, 0.8); background: rgba(0, 0, 255, 0.6);
}
ul li:nth-child(19) { color: rgba(255, 255, 255, 0.8); background: rgba(0, 0, 255, 0.63333);
}
ul li:nth-child(20) { color: rgba(255, 255, 255, 0.8); background: rgba(0, 0, 255, 0.66667);
}
ul { position: absolute; top: 0; right: 0; bottom: 0; left: 0; width: 90%; max-width: 300px; height: 90%; overflow: auto; margin: auto; border-radius: 4px; box-shadow: 0 3px 6px rgba(0, 0, 0, 0.16), 0 3px 6px rgba(0, 0, 0, 0.23);
}
ul li { width: 100%; height: 80px; font: 300 12px/80px Arial, sans-serif; color: rgba(255, 255, 255, 0.5); text-align: center; list-style: none; cursor: pointer;
}
ul li.is-selected { background: #fbfbfb; color: rgba(0, 0, 255, 0.5);
}

Smooth Scroll - Script Codes JS Codes

'use strict';
document.querySelector('ul').addEventListener('click', function (e) { smoothScrollTo(selected(e.target, this).offsetTop, this);
});
function smoothScrollTo(destination, parent, time) { var scroll = init(); requestAnimationFrame(shouldScroll); function init() { var start = parent.scrollTop; var ticks = time || 30; var i = 0; var positionY = function positionY() { return (destination - start) * i / ticks + start; }; var isFinished = function isFinished() { return i++ >= ticks; }; return { positionY: positionY, isFinished: isFinished }; } function shouldScroll() { if (scroll.isFinished()) return; parent.scrollTop = scroll.positionY(); requestAnimationFrame(shouldScroll); }
}
function selected(elem, parent) { for (var i = 0; i < parent.children.length; i++) { parent.children[i].classList.remove('is-selected'); } elem.classList.add('is-selected'); return elem;
}
Smooth Scroll - Script Codes
Smooth Scroll - Script Codes
Home Page Home
Developer Lorenzo D'Ianni
Username lorenzodianni
Uploaded September 29, 2022
Rating 3
Size 3,561 Kb
Views 22,264
Do you need developer help for Smooth Scroll?

Find the perfect freelance services for your business! Fiverr's mission is to change how the world works together. Fiverr connects businesses with freelancers offering digital services in 500+ categories. Find Developer!

Lorenzo D'Ianni (lorenzodianni) Script Codes
Create amazing SEO content with AI!

Jasper is the AI Content Generator that helps you and your team break through creative blocks to create amazing, original content 10X faster. Discover all the ways the Jasper AI Content Platform can help streamline your creative workflows. Start For Free!