109 lines
No EOL
3.6 KiB
JavaScript
109 lines
No EOL
3.6 KiB
JavaScript
function lightbox(trigger) {
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var onThumbnailsClick = function (e) {
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e.preventDefault();
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var items = [];
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var index = 0;
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var prevSibling = e.target.closest('.kg-card').previousElementSibling;
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while (prevSibling && (prevSibling.classList.contains('kg-image-card') || prevSibling.classList.contains('kg-gallery-card'))) {
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var prevItems = [];
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prevSibling.querySelectorAll('img').forEach(function (item) {
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prevItems.push({
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src: item.getAttribute('src'),
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msrc: item.getAttribute('src'),
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w: item.getAttribute('width'),
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h: item.getAttribute('height'),
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el: item,
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})
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index += 1;
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});
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prevSibling = prevSibling.previousElementSibling;
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items = prevItems.concat(items);
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}
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if (e.target.classList.contains('kg-image')) {
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items.push({
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src: e.target.getAttribute('src'),
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msrc: e.target.getAttribute('src'),
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w: e.target.getAttribute('width'),
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h: e.target.getAttribute('height'),
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el: e.target,
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});
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} else {
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var reachedCurrentItem = false;
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e.target.closest('.kg-gallery-card').querySelectorAll('img').forEach(function (item) {
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items.push({
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src: item.getAttribute('src'),
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msrc: item.getAttribute('src'),
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w: item.getAttribute('width'),
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h: item.getAttribute('height'),
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el: item,
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});
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if (!reachedCurrentItem && item !== e.target) {
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index += 1;
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} else {
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reachedCurrentItem = true;
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}
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});
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}
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var nextSibling = e.target.closest('.kg-card').nextElementSibling;
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while (nextSibling && (nextSibling.classList.contains('kg-image-card') || nextSibling.classList.contains('kg-gallery-card'))) {
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nextSibling.querySelectorAll('img').forEach(function (item) {
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items.push({
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src: item.getAttribute('src'),
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msrc: item.getAttribute('src'),
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w: item.getAttribute('width'),
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h: item.getAttribute('height'),
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el: item,
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})
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});
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nextSibling = nextSibling.nextElementSibling;
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}
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var pswpElement = document.querySelectorAll('.pswp')[0];
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var options = {
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bgOpacity: 0.9,
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closeOnScroll: true,
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fullscreenEl: false,
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history: false,
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index: index,
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shareEl: false,
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zoomEl: false,
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getThumbBoundsFn: function(index) {
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var thumbnail = items[index].el,
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pageYScroll = window.pageYOffset || document.documentElement.scrollTop,
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rect = thumbnail.getBoundingClientRect();
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return {x:rect.left, y:rect.top + pageYScroll, w:rect.width};
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}
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}
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var gallery = new PhotoSwipe(pswpElement, PhotoSwipeUI_Default, items, options);
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gallery.init();
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return false;
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};
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var triggers = document.querySelectorAll(trigger);
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triggers.forEach(function (trig) {
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trig.addEventListener('click', function (e) {
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onThumbnailsClick(e);
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});
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});
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}
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(function () {
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lightbox(
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'.kg-image-card > .kg-image[width][height], .kg-gallery-image > img'
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);
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})(); |