function lightbox(trigger) { var onThumbnailsClick = function (e) { e.preventDefault(); var items = []; var index = 0; var prevSibling = e.target.closest('.kg-card').previousElementSibling; while (prevSibling && (prevSibling.classList.contains('kg-image-card') || prevSibling.classList.contains('kg-gallery-card'))) { var prevItems = []; prevSibling.querySelectorAll('img').forEach(function (item) { prevItems.push({ src: item.getAttribute('src'), msrc: item.getAttribute('src'), w: item.getAttribute('width'), h: item.getAttribute('height'), el: item, }) index += 1; }); prevSibling = prevSibling.previousElementSibling; items = prevItems.concat(items); } if (e.target.classList.contains('kg-image')) { items.push({ src: e.target.getAttribute('src'), msrc: e.target.getAttribute('src'), w: e.target.getAttribute('width'), h: e.target.getAttribute('height'), el: e.target, }); } else { var reachedCurrentItem = false; e.target.closest('.kg-gallery-card').querySelectorAll('img').forEach(function (item) { items.push({ src: item.getAttribute('src'), msrc: item.getAttribute('src'), w: item.getAttribute('width'), h: item.getAttribute('height'), el: item, }); if (!reachedCurrentItem && item !== e.target) { index += 1; } else { reachedCurrentItem = true; } }); } var nextSibling = e.target.closest('.kg-card').nextElementSibling; while (nextSibling && (nextSibling.classList.contains('kg-image-card') || nextSibling.classList.contains('kg-gallery-card'))) { nextSibling.querySelectorAll('img').forEach(function (item) { items.push({ src: item.getAttribute('src'), msrc: item.getAttribute('src'), w: item.getAttribute('width'), h: item.getAttribute('height'), el: item, }) }); nextSibling = nextSibling.nextElementSibling; } var pswpElement = document.querySelectorAll('.pswp')[0]; var options = { bgOpacity: 0.9, closeOnScroll: true, fullscreenEl: false, history: false, index: index, shareEl: false, zoomEl: false, getThumbBoundsFn: function(index) { var thumbnail = items[index].el, pageYScroll = window.pageYOffset || document.documentElement.scrollTop, rect = thumbnail.getBoundingClientRect(); return {x:rect.left, y:rect.top + pageYScroll, w:rect.width}; } } var gallery = new PhotoSwipe(pswpElement, PhotoSwipeUI_Default, items, options); gallery.init(); return false; }; var triggers = document.querySelectorAll(trigger); triggers.forEach(function (trig) { trig.addEventListener('click', function (e) { onThumbnailsClick(e); }); }); } (function () { lightbox( '.kg-image-card > .kg-image[width][height], .kg-gallery-image > img' ); })();