Free Pure JavaScript Image Zooming Library

Lightense Images is a dependency-free pure JavaScript image zoom library of fewer than 2KB (compressed) for image enlargement as seen on Medium.com.

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Features:

Display an enlarged image in a lightbox popup.
Custom background color for simplified popups.
Auto rejection while scrolling up/down the page.

How to make use of it:

Put the Lightense.js JavaScript library on the bottom of the webpage.

<script src="lightense.js"></script>

Initialize the Lightense on the goal photographs.

window.addEventListener('load', function () {
  var el = document.querySelectorAll('img.lightense');
  Lightense(el);
}, false);

Change the default coloration of the background overlay.

<img src="demo.png" data-background="rgba(0, 0, 0, 0.8)" class="lightense">

You also can specify the picture’s path within the ‘data-image’ attribute.

<a class="lightense" data-image="demo.png">Click me</a>

All default choices.

{
  time: 300, // animation speed
  padding: 40,
  offset: 40,
  keyboard: true,
  cubicBezier: 'cubic-bezier(.2, 0, .1, 1)',
  background: 'rgba(255, 255, 255, .98)',
  zIndex: 2147483647
};

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