https://www.ssz-slo.si/wp-content/plugins/photo-swipe/js/photoswipe.js?ver=4.1.1.1

1jQuery(function($) {
2	var PhotoSwipe = window.PhotoSwipe,
3		PhotoSwipeUI_Default = window.PhotoSwipeUI_Default;
4
5	$('body').on('click', 'a[data-size]', function(e) {
6		if( !PhotoSwipe || !PhotoSwipeUI_Default ) {
7			return;
8		}
9
10		e.preventDefault();
11		openPhotoSwipe( this );
12	});
13
14	var parseThumbnailElements = function(gallery, el) {
15		var elements = $(gallery).find('a[data-size]').has('img'),
16			galleryItems = [],
17			index;
18
19		elements.each(function(i) {
20			var $el = $(this),
21				size = $el.data('size').split('x'),
22				caption;
23
24			if( $el.next().is('.wp-caption-text') ) {
25				// image with caption
26				caption = $el.next().text();
27			} else if( $el.parent().next().is('.wp-caption-text') ) {
28				// gallery icon with caption
29				caption = $el.parent().next().text();
30			} else {
31				caption = $el.attr('title');
32			}
33
34			galleryItems.push({
35				src: $el.attr('href'),
36				w: parseInt(size[0], 10),
37				h: parseInt(size[1], 10),
38				title: caption,
39				msrc: $el.find('img').attr('src'),
40				el: $el
41			});
42			if( el === $el.get(0) ) {
43				index = i;
44			}
45		});
46
47		return [galleryItems, parseInt(index, 10)];
48	};
49
50	var openPhotoSwipe = function( element, disableAnimation ) {
51		var pswpElement = $('.pswp').get(0),
52			galleryElement = $(element).parents('.gallery, .hentry, .main, body').first(),
53			gallery,
54			options,
55			items, index;
56
57		items = parseThumbnailElements(galleryElement, element);
58		index = items[1];
59		items = items[0];
60
61		options = {
62			index: index,
63			getThumbBoundsFn: function(index) {
64				var image = items[index].el.find('img'),
65					offset = image.offset();
66
67				return {x:offset.left, y:offset.top, w:image.width()};
68			},
69			showHideOpacity: true,
70			history: false
71		};
72
73		if(disableAnimation) {
74			options.showAnimationDuration = 0;
75		}
76
77		// Pass data to PhotoSwipe and initialize it
78		gallery = new PhotoSwipe( pswpElement, PhotoSwipeUI_Default, items, options);
79		gallery.init();
80	};
81
82});