https://ldctc.org/wp-content/themes/linnflux/assets/js/app.js?ver=1.0.0

1'use strict';
2
3document.addEventListener('DOMContentLoaded', () => {
4    // Get all "navbar-burger" elements
5    const $navbarBurgers = Array.prototype.slice.call(document.querySelectorAll('.navbar-burger'), 0);
6  
7    // Check if there are any navbar burgers
8    if ($navbarBurgers.length > 0) {
9  
10      // Add a click event on each of them
11      $navbarBurgers.forEach( el => {
12        el.addEventListener('click', () => {
13          // Get the target from the "data-target" attribute
14          const target = el.dataset.target;
15          const $target = document.getElementById(target);
16  
17          // Toggle the "is-active" class on both the "navbar-burger" and the "navbar-menu"
18          el.classList.toggle('is-active');
19          $target.classList.toggle('is-active');
20        });
21      });
22    }
23
24    // Animate some elements on scroll
25    var scroll = window.requestAnimationFrame || function(callback) { window.setTimeout(callback, 1000/60) };
26    var elementsToShow = document.querySelectorAll('.show-on-scroll');
27    function loop() {
28      elementsToShow.forEach(function (element) {
29        if (isElementInViewport(element)) {
30          element.classList.add('is-visible');
31        } else {
32          element.classList.remove('is-visible');
33        }
34      });
35      scroll(loop);
36    }
37    loop();
38    // Helper function from: http://stackoverflow.com/a/7557433/274826
39    function isElementInViewport(el) {
40      // special bonus for those using jQuery
41      if (typeof jQuery === "function" && el instanceof jQuery) {
42        el = el[0];
43      }
44      var rect = el.getBoundingClientRect();
45      return (
46        (rect.top <= 0
47          && rect.bottom >= 0)
48        ||
49        (rect.bottom >= (window.innerHeight || document.documentElement.clientHeight) &&
50          rect.top <= (window.innerHeight || document.documentElement.clientHeight))
51        ||
52        (rect.top >= 0 &&
53          rect.bottom <= (window.innerHeight || document.documentElement.clientHeight))
54      );
55    }
56});