https://prin.ru/templates/new_prin/js/fancybox-3.1/jquery.fancybox.js

1// ==================================================
2// fancyBox v3.3.5
3//
4// Licensed GPLv3 for open source use
5// or fancyBox Commercial License for commercial use
6//
7// http://fancyapps.com/fancybox/
8// Copyright 2018 fancyApps
9//
10// ==================================================
11(function(window, document, $, undefined) {
12  "use strict";
13
14  window.console = window.console || {
15    info: function(stuff) {}
16  };
17
18  // If there's no jQuery, fancyBox can't work
19  // =========================================
20
21  if (!$) {
22    return;
23  }
24
25  // Check if fancyBox is already initialized
26  // ========================================
27
28  if ($.fn.fancybox) {
29    console.info("fancyBox already initialized");
30
31    return;
32  }
33
34  // Private default settings
35  // ========================
36
37  var defaults = {
38    // Enable infinite gallery navigation
39    loop: true,
40    
41    // Horizontal space between slides
42    gutter: 50,
43
44    // Enable keyboard navigation
45    keyboard: true,
46
47    // Should display navigation arrows at the screen edges
48    arrows: true,
49
50    // Should display counter at the top left corner
51    infobar: true,
52
53    // Should display close button (using `btnTpl.smallBtn` template) over the content
54    // Can be true, false, "auto"
55    // If "auto" - will be automatically enabled for "html", "inline" or "ajax" items
56    smallBtn: "auto",
57
58    // Should display toolbar (buttons at the top)
59    // Can be true, false, "auto"
60    // If "auto" - will be automatically hidden if "smallBtn" is enabled
61    toolbar: "auto",
62
63    // What buttons should appear in the top right corner.
64    // Buttons will be created using templates from `btnTpl` option
65    // and they will be placed into toolbar (class="fancybox-toolbar"` element)
66    buttons: [
67      "zoom",
68      //"share",
69      //"slideShow",
70      //"fullScreen",
71      //"download",
72      "thumbs",
73      "close"
74    ],
75
76    // Detect "idle" time in seconds
77    idleTime: 3,
78
79    // Disable right-click and use simple image protection for images
80    protect: false,
81
82    // Shortcut to make content "modal" - disable keyboard navigtion, hide buttons, etc
83    modal: false,
84
85    image: {
86      // Wait for images to load before displaying
87      //   true  - wait for image to load and then display;
88      //   false - display thumbnail and load the full-sized image over top,
89      //           requires predefined image dimensions (`data-width` and `data-height` attributes)
90      preload: false
91    },
92
93    ajax: {
94      // Object containing settings for ajax request
95      settings: {
96        // This helps to indicate that request comes from the modal
97        // Feel free to change naming
98        data: {
99          fancybox: true
100        }
101      }
102    },
103
104    iframe: {
105      // Iframe template
106      tpl:
107        '<iframe id="fancybox-frame{rnd}" name="fancybox-frame{rnd}" class="fancybox-iframe" frameborder="0" vspace="0" hspace="0" webkitAllowFullScreen mozallowfullscreen allowFullScreen allowtransparency="true" src=""></iframe>',
108
109      // Preload iframe before displaying it
110      // This allows to calculate iframe content width and height
111      // (note: Due to "Same Origin Policy", you can't get cross domain data).
112      preload: true,
113
114      // Custom CSS styling for iframe wrapping element
115      // You can use this to set custom iframe dimensions
116      css: {},
117
118      // Iframe tag attributes
119      attr: {
120        scrolling: "auto"
121      }
122    },
123
124    // Default content type if cannot be detected automatically
125    defaultType: "image",
126
127    // Open/close animation type
128    // Possible values:
129    //   false            - disable
130    //   "zoom"           - zoom images from/to thumbnail
131    //   "fade"
132    //   "zoom-in-out"
133    //
134    animationEffect: "zoom",
135
136    // Duration in ms for open/close animation
137    animationDuration: 366,
138
139    // Should image change opacity while zooming
140    // If opacity is "auto", then opacity will be changed if image and thumbnail have different aspect ratios
141    zoomOpacity: "auto",
142
143    // Transition effect between slides
144    //
145    // Possible values:
146    //   false            - disable
147    //   "fade'
148    //   "slide'
149    //   "circular'
150    //   "tube'
151    //   "zoom-in-out'
152    //   "rotate'
153    //
154    transitionEffect: "fade",
155
156    // Duration in ms for transition animation
157    transitionDuration: 366,
158
159    // Custom CSS class for slide element
160    slideClass: "",
161
162    // Custom CSS class for layout
163    baseClass: "",
164
165    // Base template for layout
166    baseTpl:
167      '<div class="fancybox-container" role="dialog" tabindex="-1">' +
168      '<div class="fancybox-bg"></div>' +
169      '<div class="fancybox-inner">' +
170      '<div class="fancybox-infobar">' +
171      "<span data-fancybox-index></span>&nbsp;/&nbsp;<span data-fancybox-count></span>" +
172      "</div>" +
173      '<div class="fancybox-toolbar">{{buttons}}</div>' +
174      '<div class="fancybox-navigation">{{arrows}}</div>' +
175      '<div class="fancybox-stage"></div>' +
176      '<div class="fancybox-caption"></div>' +
177      "</div>" +
178      "</div>",
179
180    // Loading indicator template
181    spinnerTpl: '<div class="fancybox-loading"></div>',
182
183    // Error message template
184    errorTpl: '<div class="fancybox-error"><p>{{ERROR}}</p></div>',
185
186    btnTpl: {
187      download:
188        '<a download data-fancybox-download class="fancybox-button fancybox-button--download" title="{{DOWNLOAD}}" href="javascript:;">' +
189        '<svg viewBox="0 0 40 40">' +
190        '<path d="M13,16 L20,23 L27,16 M20,7 L20,23 M10,24 L10,28 L30,28 L30,24" />' +
191        "</svg>" +
192        "</a>",
193
194      zoom:
195        '<button data-fancybox-zoom class="fancybox-button fancybox-button--zoom" title="{{ZOOM}}">' +
196        '<svg viewBox="0 0 40 40">' +
197        '<path d="M18,17 m-8,0 a8,8 0 1,0 16,0 a8,8 0 1,0 -16,0 M24,22 L31,29" />' +
198        "</svg>" +
199        "</button>",
200
201      close:
202        '<button data-fancybox-close class="fancybox-button fancybox-button--close" title="{{CLOSE}}">' +
203        '<svg viewBox="0 0 40 40">' +
204        '<path d="M10,10 L30,30 M30,10 L10,30" />' +
205        "</svg>" +
206        "</button>",
207
208      // This small close button will be appended to your html/inline/ajax content by default,
209      // if "smallBtn" option is not set to false
210      smallBtn:
211        '<button data-fancybox-close class="fancybox-close-small" title="{{CLOSE}}"><svg viewBox="0 0 32 32"><path d="M10,10 L22,22 M22,10 L10,22"></path></svg></button>',
212
213      // Arrows
214      arrowLeft:
215        '<a data-fancybox-prev class="fancybox-button fancybox-button--arrow_left" title="{{PREV}}" href="javascript:;">' +
216        '<svg viewBox="0 0 40 40">' +
217        '<path d="M18,12 L10,20 L18,28 M10,20 L30,20"></path>' +
218        "</svg>" +
219        "</a>",
220
221      arrowRight:
222        '<a data-fancybox-next class="fancybox-button fancybox-button--arrow_right" title="{{NEXT}}" href="javascript:;">' +
223        '<svg viewBox="0 0 40 40">' +
224        '<path d="M10,20 L30,20 M22,12 L30,20 L22,28"></path>' +
225        "</svg>" +
226        "</a>"
227    },
228
229    // Container is injected into this element
230    parentEl: "body",
231
232    // Focus handling
233    // ==============
234
235    // Try to focus on the first focusable element after opening
236    autoFocus: false,
237
238    // Put focus back to active element after closing
239    backFocus: true,
240
241    // Do not let user to focus on element outside modal content
242    trapFocus: true,
243
244    // Module specific options
245    // =======================
246
247    fullScreen: {
248      autoStart: false
249    },
250
251    // Set `touch: false` to disable dragging/swiping
252    touch: {
253      vertical: true, // Allow to drag content vertically
254      momentum: true // Continue movement after releasing mouse/touch when panning
255    },
256
257    // Hash value when initializing manually,
258    // set `false` to disable hash change
259    hash: null,
260
261    // Customize or add new media types
262    // Example:
263    /*
264        media : {
265            youtube : {
266                params : {
267                    autoplay : 0
268                }
269            }
270        }
271        */
272    media: {},
273
274    slideShow: {
275      autoStart: false,
276      speed: 4000
277    },
278
279    thumbs: {
280      autoStart: false, // Display thumbnails on opening
281      hideOnClose: true, // Hide thumbnail grid when closing animation starts
282      parentEl: ".fancybox-container", // Container is injected into this element
283      axis: "y" // Vertical (y) or horizontal (x) scrolling
284    },
285
286    // Use mousewheel to navigate gallery
287    // If 'auto' - enabled for images only
288    wheel: "auto",
289
290    // Callbacks
291    //==========
292
293    // See Documentation/API/Events for more information
294    // Example:
295    /*
296		afterShow: function( instance, current ) {
297			console.info( 'Clicked element:' );
298			console.info( current.opts.$orig );
299		}
300	*/
301
302    onInit: $.noop, // When instance has been initialized
303
304    beforeLoad: $.noop, // Before the content of a slide is being loaded
305    afterLoad: $.noop, // When the content of a slide is done loading
306
307    beforeShow: $.noop, // Before open animation starts
308    afterShow: $.noop, // When content is done loading and animating
309
310    beforeClose: $.noop, // Before the instance attempts to close. Return false to cancel the close.
311    afterClose: $.noop, // After instance has been closed
312
313    onActivate: $.noop, // When instance is brought to front
314    onDeactivate: $.noop, // When other instance has been activated
315
316    // Interaction
317    // ===========
318
319    // Use options below to customize taken action when user clicks or double clicks on the fancyBox area,
320    // each option can be string or method that returns value.
321    //
322    // Possible values:
323    //   "close"           - close instance
324    //   "next"            - move to next gallery item
325    //   "nextOrClose"     - move to next gallery item or close if gallery has only one item
326    //   "toggleControls"  - show/hide controls
327    //   "zoom"            - zoom image (if loaded)
328    //   false             - do nothing
329
330    // Clicked on the content
331    clickContent: function(current, event) {
332      return current.type === "image" ? "zoom" : false;
333    },
334
335    // Clicked on the slide
336    clickSlide: "close",
337
338    // Clicked on the background (backdrop) element;
339    // if you have not changed the layout, then most likely you need to use `clickSlide` option
340    clickOutside: "close",
341
342    // Same as previous two, but for double click
343    dblclickContent: false,
344    dblclickSlide: false,
345    dblclickOutside: false,
346
347    // Custom options when mobile device is detected
348    // =============================================
349
350    mobile: {
351      idleTime: false,
352      clickContent: function(current, event) {
353        return current.type === "image" ? "toggleControls" : false;

388hmal.",
389        PLAY_START: "Diaschau starten",
390        PLAY_STOP: "Diaschau beenden",
391        FULL_SCREEN: "Vollbild",
392        THUMBS: "Vorschaubilder",
393        DOWNLOAD: "Herunterladen",
394        SHARE: "Teilen",
395        ZOOM: "Maßstab"
396      }
397    }
398  };
399
400  // Few useful variables and methods
401  // ================================
402
403  var $W = $(window);
404  var $D = $(document);
405
406  var called = 0;
407
408  // Check if an object is a jQuery object and not a native JavaScript object
409  // ========================================================================
410  var isQuery = function(obj) {
411    return obj && obj.hasOwnProperty && obj instanceof $;
412  };
413
414  // Handle multiple browsers for "requestAnimationFrame" and "cancelAnimationFrame"
415  // ===============================================================================
416  var requestAFrame = (function() {
417    return (
418      window.requestAnimationFrame ||
419      window.webkitRequestAnimationFrame ||
420      window.mozRequestAnimationFrame ||
421      window.oRequestAnimationFrame ||
422      // if all else fails, use setTimeout
423      function(callback) {
424        return window.setTimeout(callback, 1000 / 60);
425      }
426    );
427  })();
428
429  // Detect the supported transition-end event property name
430  // =======================================================
431  var transitionEnd = (function() {
432    var el = document.createElement("fakeelement"),
433      t;
434
435    var transitions = {
436      transition: "transitionend",
437      OTransition: "oTransitionEnd",
438      MozTransition: "transitionend",
439      WebkitTransition: "webkitTransitionEnd"
440    };
441
442    for (t in transitions) {
443      if (el.style[t] !== undefined) {
444        return transitions[t];
445      }
446    }
447
448    return "transitionend";
449  })();
450
451  // Force redraw on an element.
452  // This helps in cases where the browser doesn't redraw an updated element properly
453  // ================================================================================
454  var forceRedraw = function($el) {
455    return $el && $el.length && $el[0].offsetHeight;
456  };
457
458  // Exclude array (`buttons`) options from deep merging
459  // ===================================================
460  var mergeOpts = function(opts1, opts2) {
461    var rez = $.extend(true, {}, opts1, opts2);
462
463    $.each(opts2, function(key, value) {
464      if ($.isArray(value)) {
465        rez[key] = value;
466      }
467    });
468
469    return rez;
470  };
471
472  // Class definition
473  // ================
474
475  var FancyBox = function(content, opts, index) {
476    var self = this;
477
478    self.opts = mergeOpts({index: index}, $.fancybox.defaults);
479
480    if ($.isPlainObject(opts)) {
481      self.opts = mergeOpts(self.opts, opts);
482    }
483
484    if ($.fancybox.isMobile) {
485      self.opts = mergeOpts(self.opts, self.opts.mobile);
486    }
487
488    self.id = self.opts.id || ++called;
489
490    self.currIndex = parseInt(self.opts.index, 10) || 0;
491    self.prevIndex = null;
492
493    self.prevPos = null;
494    self.currPos = 0;
495
496    self.firstRun = true;
497
498    // All group items
499    self.group = [];
500
501    // Existing slides (for current, next and previous gallery items)
502    self.slides = {};
503
504    // Create group elements
505    self.addContent(content);
506
507    if (!self.group.length) {
508      return;
509    }
510
511    // Save last active element
512    self.$lastFocus = $(document.activeElement).trigger("blur");
513
514    self.init();
515  };
516
517  $.extend(FancyBox.prototype, {
518    // Create DOM structure
519    // ====================
520
521    init: function() {
522      var self = this,
523        firstItem = self.group[self.currIndex],
524        firstItemOpts = firstItem.opts,
525        scrollbarWidth = $.fancybox.scrollbarWidth,
526        $scrollDiv,
527        $container,
528        buttonStr;
529
530      // Hide scrollbars
531      // ===============
532
533      if (!$.fancybox.getInstance() && firstItemOpts.hideScrollbar !== false) {
534        $("body").addClass("fancybox-active");
535
536        if (!$.fancybox.isMobile && document.body.scrollHeight > window.innerHeight) {
537          if (scrollbarWidth === undefined) {
538            $scrollDiv = $('<div style="width:100px;height:100px;overflow:scroll;" />').appendTo("body");
539
540            scrollbarWidth = $.fancybox.scrollbarWidth = $scrollDiv[0].offsetWidth - $scrollDiv[0].clientWidth;
541
542            $scrollDiv.remove();
543          }
544
545
546
547          $("body").addClass("compensate-for-scrollbar");
548        }
549      }
550
551      // Build html markup and set references
552      // ====================================
553
554      // Build html code for buttons and insert into main template
555      buttonStr = "";
556
557      $.each(firstItemOpts.buttons, function(index, value) {
558        buttonStr += firstItemOpts.btnTpl[value] || "";
559      });
560
561      // Create markup from base template, it will be initially hidden to
562      // avoid unnecessary work like painting while initializing is not complete
563      $container = $(
564        self.translate(
565          self,
566          firstItemOpts.baseTpl
567            .replace("{{buttons}}", buttonStr)
568            .replace("{{arrows}}", firstItemOpts.btnTpl.arrowLeft + firstItemOpts.btnTpl.arrowRight)
569        )
570      )
571        .attr("id", "fancybox-container-" + self.id)
572        .addClass("fancybox-is-hidden")
573        .addClass(firstItemOpts.baseClass)
574        .data("FancyBox", self)
575        .appendTo(firstItemOpts.parentEl);
576
577      // Create object holding references to jQuery wrapped nodes
578      self.$refs = {
579        container: $container
580      };
581
582      ["bg", "inner", "infobar", "toolbar", "stage", "caption", "navigation"].forEach(function(item) {
583        self.$refs[item] = $container.find(".fancybox-" + item);
584      });
585
586      self.trigger("onInit");
587
588      // Enable events, deactive previous instances
589      self.activate();
590
591      // Build slides, load and reveal content
592      self.jumpTo(self.currIndex);
593    },
594
595    // Simple i18n support - replaces object keys found in template
596    // with corresponding values
597    // ============================================================
598
599    translate: function(obj, str) {
600      var arr = obj.opts.i18n[obj.opts.lang];
601
602      return str.replace(/\{\{(\w+)\}\}/g, function(match, n) {
603        var value = arr[n];
604
605        if (value === undefined) {
606          return match;
607        }
608
609        return value;
610      });
611    },
612
613    // Populate current group with fresh content
614    // Check if each object has valid type and content
615    // ===============================================
616
617    addContent: function(content) {
618      var self = this,
619        items = $.makeArray(content),
620        thumbs;
621
622      $.each(items, function(i, item) {
623        var obj = {},
624          opts = {},
625          $item,
626          type,
627          found,
628          src,
629          srcParts;
630
631        // Step 1 - Make sure we have an object
632        // ====================================
633
634        if ($.isPlainObject(item)) {
635          // We probably have manual usage here, something like
636          // $.fancybox.open( [ { src : "image.jpg", type : "image" } ] )
637
638          obj = item;
639          opts = item.opts || item;
640        } else if ($.type(item) === "object" && $(item).length) {
641          // Here we probably have jQuery collection returned by some selector
642          $item = $(item);
643
644          // Support attributes like `data-options='{"touch" : false}'` and `data-touch='false'`
645          opts = $item.data() || {};
646          opts = $.extend(true, {}, opts, opts.options);
647
648          // Here we store clicked element
649          opts.$orig = $item;
650
651          obj.src = self.opts.src || opts.src || $item.attr("href");
652
653          // Assume that simple syntax is used, for example:
654          //   `$.fancybox.open( $("#test"), {} );`
655          if (!obj.type && !obj.src) {
656            obj.type = "inline";
657            obj.src = item;
658          }
659        } else {
660          // Assume we have a simple html code, for example:
661          //   $.fancybox.open( '<div><h1>Hi!</h1></div>' );
662          obj = {
663            type: "html",
664            src: item + ""
665          };
666        }
667
668        // Each gallery object has full collection of options
669        obj.opts = $.extend(true, {}, self.opts, opts);
670
671        // Do not merge buttons array
672        if ($.isArray(opts.buttons)) {
673          obj.opts.buttons = opts.buttons;
674        }
675
676        // Step 2 - Make sure we have content type, if not - try to guess
677        // ==============================================================
678
679        type = obj.type || obj.opts.type;
680        src = obj.src || "";
681
682        if (!type && src) {
683          if ((found = src.match(/\.(mp4|mov|ogv)((\?|#).*)?$/i))) {
684            type = "video";
685
686            if (!obj.opts.videoFormat) {
687              obj.opts.videoFormat = "video/" + (found[1] === "ogv" ? "ogg" : found[1]);
688            }
689          } else if (src.match(/(^data:image\/[a-z0-9+\/=]*,)|(\.(jp(e|g|eg)|gif|png|bmp|webp|svg|ico)((\?|#).*)?$)/i)) {
690            type = "image";
691          } else if (src.match(/\.(pdf)((\?|#).*)?$/i)) {
692            type = "iframe";
693          } else if (src.charAt(0) === "#") {
694            type = "inline";
695          }
696        }
697
698        if (type) {
699          obj.type = type;
700        } else {
701          self.trigger("objectNeedsType", obj);
702        }
703
704        if (!obj.contentType) {
705          obj.contentType = $.inArray(obj.type, ["html", "inline", "ajax"]) > -1 ? "html" : obj.type;
706        }
707
708        // Step 3 - Some adjustments
709        // =========================
710
711        obj.index = self.group.length;
712
713        if (obj.opts.smallBtn == "auto") {
714          obj.opts.smallBtn = $.inArray(obj.type, ["html", "inline", "ajax"]) > -1;
715        }
716
717        if (obj.opts.toolbar === "auto") {
718          obj.opts.toolbar = !obj.opts.smallBtn;
719        }
720
721        // Find thumbnail image
722        if (obj.opts.$trigger && obj.index === self.opts.index) {
723          obj.opts.$thumb = obj.opts.$trigger.find("img:first");
724        }
725
726        if ((!obj.opts.$thumb || !obj.opts.$thumb.length) && obj.opts.$orig) {
727          obj.opts.$thumb = obj.opts.$orig.find("img:first");
728        }
729
730        // "caption" is a "special" option, it can be used to customize caption per gallery item ..
731        if ($.type(obj.opts.caption) === "function") {
732          obj.opts.caption = obj.opts.caption.apply(item, [self, obj]);
733        }
734
735        if ($.type(self.opts.caption) === "function") {
736          obj.opts.caption = self.opts.caption.apply(item, [self, obj]);
737        }
738
739        // Make sure we have caption as a string or jQuery object
740        if (!(obj.opts.caption instanceof $)) {
741          obj.opts.caption = obj.opts.caption === undefined ? "" : obj.opts.caption + "";
742        }
743
744        // Check if url contains "filter" used to filter the content
745        // Example: "ajax.html #something"
746        if (obj.type === "ajax") {
747          srcParts = src.split(/\s+/, 2);
748
749          if (srcParts.length > 1) {
750            obj.src = srcParts.shift();
751
752            obj.opts.filter = srcParts.shift();
753          }
754        }
755
756        // Hide all buttons and disable interactivity for modal items
757        if (obj.opts.modal) {
758          obj.opts = $.extend(true, obj.opts, {
759            // Remove buttons
760            infobar: 0,
761            toolbar: 0,
762
763            smallBtn: 0,
764
765            // Disable keyboard navigation
766            keyboard: 0,
767
768            // Disable some modules
769            slideShow: 0,
770            fullScreen: 0,
771            thumbs: 0,
772            touch: 0,
773
774            // Disable click event handlers
775            clickContent: false,
776            clickSlide: false,
777            clickOutside: false,
778            dblclickContent: false,
779            dblclickSlide: false,
780            dblclickOutside: false
781          });
782        }
783
784        // Step 4 - Add processed object to group
785        // ======================================
786
787        self.group.push(obj);
788      });
789
790      // Update controls if gallery is already opened
791      if (Object.keys(self.slides).length) {
792        self.updateControls();
793
794        // Update thumbnails, if needed
795        thumbs = self.Thumbs;
796
797        if (thumbs && thumbs.isActive) {
798          thumbs.create();
799
800          thumbs.focus();
801        }
802      }
803    },
804
805
806
807    // Attach an event handler functions for:
808    //   - navigation buttons
809    //   - browser scrolling, resizing;
810    //   - focusing
811    //   - keyboard
812    //   - detect idle
813    // ======================================
814
815    addEvents: function() {
816      var self = this;
817
818      self.removeEvents();
819
820      // Make navigation elements clickable
821      self.$refs.container
822        .on("click.fb-close", "[data-fancybox-close]", function(e) {
823          e.stopPropagation();
824          e.preventDefault();
825
826          self.close(e);
827        })
828        .on("touchstart.fb-prev click.fb-prev", "[data-fancybox-prev]", function(e) {
829          e.stopPropagation();
830          e.preventDefault();
831
832          self.previous();
833        })
834        .on("touchstart.fb-next click.fb-next", "[data-fancybox-next]", function(e) {
835          e.stopPropagation();
836          e.preventDefault();
837
838          self.next();
839        })
840        .on("click.fb", "[data-fancybox-zoom]", function(e) {
841          // Click handler for zoom button
842          self[self.isScaledDown() ? "scaleToActual" : "scaleToFit"]();
843        });
844
845      // Handle page scrolling and browser resizing
846      $W.on("orientationchange.fb resize.fb", function(e) {
847        if (e && e.originalEvent && e.originalEvent.type === "resize") {
848          requestAFrame(function() {
849            self.update();
850          });
851        } else {
852          self.$refs.stage.hide();
853
854          setTimeout(function() {
855            self.$refs.stage.show();
856
857            self.update();
858          }, $.fancybox.isMobile ? 600 : 250);
859        }
860      });
861
862      // Trap keyboard focus inside of the modal, so the user does not accidentally tab outside of the modal
863      // (a.k.a. "escaping the modal")
864      $D.on("focusin.fb", function(e) {
865        var instance = $.fancybox ? $.fancybox.getInstance() : null;
866
867        if (
868          instance.isClosing ||
869          !instance.current ||
870          !instance.current.opts.trapFocus ||
871          $(e.target).hasClass("fancybox-container") ||
872          $(e.target).is(document)
873        ) {
874          return;
875        }
876
877        if (instance && $(e.target).css("position") !== "fixed" && !instance.$refs.container.has(e.target).length) {
878          e.stopPropagation();
879
880          instance.focus();
881        }
882      });
883
884      // Enable keyboard navigation
885      $D.on("keydown.fb", function(e) {
886        var current = self.current,
887          keycode = e.keyCode || e.which;
888
889        if (!current || !current.opts.keyboard) {
890          return;
891        }
892
893        if (e.ctrlKey || e.altKey || e.shiftKey || $(e.target).is("input") || $(e.target).is("textarea")) {
894          return;
895        }
896
897        // Backspace and Esc keys
898        if (keycode === 8 || keycode === 27) {
899          e.preventDefault();
900
901          self.close(e);
902
903          return;
904        }
905
906        // Left arrow and Up arrow
907        if (keycode === 37 || keycode === 38) {
908          e.preventDefault();
909
910          self.previous();
911
912          return;
913        }
914
915        // Righ arrow and Down arrow
916        if (keycode === 39 || keycode === 40) {
917          e.preventDefault();
918
919          self.next();
920
921          return;
922        }
923
924        self.trigger("afterKeydown", e, keycode);
925      });
926
927      // Hide controls after some inactivity period
928      if (self.group[self.currIndex].opts.idleTime) {
929        self.idleSecondsCounter = 0;
930
931        $D.on(
932          "mousemove.fb-idle mouseleave.fb-idle mousedown.fb-idle touchstart.fb-idle touchmove.fb-idle scroll.fb-idle keydown.fb-idle",
933          function(e) {
934            self.idleSecondsCounter = 0;
935
936            if (self.isIdle) {
937              self.showControls();
938            }
939
940            self.isIdle = false;
941          }
942        );
943
944        self.idleInterval = window.setInterval(function() {
945          self.idleSecondsCounter++;
946
947          if (self.idleSecondsCounter >= self.group[self.currIndex].opts.idleTime && !self.isDragging) {
948            self.isIdle = true;
949            self.idleSecondsCounter = 0;
950
951            self.hideControls();
952          }
953        }, 1000);
954      }
955    },
956
957    // Remove events added by the core
958    // ===============================
959
960    removeEvents: function() {
961      var self = this;
962
963      $W.off("orientationchange.fb resize.fb");
964      $D.off("focusin.fb keydown.fb .fb-idle");
965
966      this.$refs.container.off(".fb-close .fb-prev .fb-next");
967
968      if (self.idleInterval) {
969        window.clearInterval(self.idleInterval);
970
971        self.idleInterval = null;
972      }
973    },
974
975    // Change to previous gallery item
976    // ===============================
977
978    previous: function(duration) {
979      return this.jumpTo(this.currPos - 1, duration);
980    },
981
982    // Change to next gallery item
983    // ===========================
984
985    next: function(duration) {
986      return this.jumpTo(this.currPos + 1, duration);
987    },
988
989    // Switch to selected gallery item
990    // ===============================
991
992    jumpTo: function(pos, duration) {
993      var self = this,
994        groupLen = self.group.length,
995        firstRun,
996        loop,
997        current,
998        previous,
999        canvasWidth,
1000        currentPos,
1001        transitionProps;
1002
1003      if (self.isDragging || self.isClosing || (self.isAnimating && self.firstRun)) {
1004        return;
1005      }
1006
1007      pos = parseInt(pos, 10);
1008
1009      // Should loop?
1010      loop = self.current ? self.current.opts.loop : self.opts.loop;
1011
1012      if (!loop && (pos < 0 || pos >= groupLen)) {
1013        return false;

1180        $slide = $('<div class="fancybox-slide"></div>').appendTo(self.$refs.stage);
1181
1182        self.slides[pos] = $.extend(true, {}, self.group[index], {
1183          pos: pos,
1184          $slide: $slide,
1185          isLoaded: false
1186        });
1187
1188        self.updateSlide(self.slides[pos]);
1189      }
1190
1191      return self.slides[pos];
1192    },
1193
1194    // Scale image to the actual size of the image;
1195    // x and y values should be relative to the slide
1196    // ==============================================
1197
1198    scaleToActual: function(x, y, duration) {
1199      var self = this,
1200        current = self.current,
1201        $content = current.$content,
1202        canvasWidth = $.fancybox.getTranslate(current.$slide).width,
1203        canvasHeight = $.fancybox.getTranslate(current.$slide).height,
1204        newImgWidth = current.width,
1205        newImgHeight = current.height,
1206        imgPos,
1207        posX,
1208        posY,
1209        scaleX,
1210        scaleY;
1211
1212      if (self.isAnimating || !$content || !(current.type == "image" && current.isLoaded && !current.hasError)) {
1213        return;
1214      }
1215
1216      $.fancybox.stop($content);
1217
1218      self.isAnimating = true;
1219
1220      x = x === undefined ? canvasWidth * 0.5 : x;
1221      y = y === undefined ? canvasHeight * 0.5 : y;
1222
1223      imgPos = $.fancybox.getTranslate($content);
1224
1225      imgPos.top -= $.fancybox.getTranslate(current.$slide).top;
1226      imgPos.left -= $.fancybox.getTranslate(current.$slide).left;
1227
1228      scaleX = newImgWidth / imgPos.width;
1229      scaleY = newImgHeight / imgPos.height;
1230
1231      // Get center position for original image
1232      posX = canvasWidth * 0.5 - newImgWidth * 0.5;
1233      posY = canvasHeight * 0.5 - newImgHeight * 0.5;
1234
1235      // Make sure image does not move away from edges
1236      if (newImgWidth > canvasWidth) {
1237        posX = imgPos.left * scaleX - (x * scaleX - x);
1238
1239        if (posX > 0) {
1240          posX = 0;
1241        }
1242
1243        if (posX < canvasWidth - newImgWidth) {
1244          posX = canvasWidth - newImgWidth;
1245        }
1246      }
1247
1248      if (newImgHeight > canvasHeight) {
1249        posY = imgPos.top * scaleY - (y * scaleY - y);
1250
1251        if (posY > 0) {
1252          posY = 0;
1253        }
1254
1255        if (posY < canvasHeight - newImgHeight) {
1256          posY = canvasHeight - newImgHeight;
1257        }
1258      }
1259
1260      self.updateCursor(newImgWidth, newImgHeight);
1261
1262      $.fancybox.animate(
1263        $content,
1264        {
1265          top: posY,
1266          left: posX,
1267          scaleX: scaleX,
1268          scaleY: scaleY
1269        },
1270        duration || 330,
1271        function() {
1272          self.isAnimating = false;
1273        }
1274      );
1275
1276      // Stop slideshow
1277      if (self.SlideShow && self.SlideShow.isActive) {
1278        self.SlideShow.stop();
1279      }
1280    },
1281
1282    // Scale image to fit inside parent element
1283    // ========================================
1284
1285    scaleToFit: function(duration) {
1286      var self = this,
1287        current = self.current,
1288        $content = current.$content,
1289        end;
1290
1291      if (self.isAnimating || !$content || !(current.type == "image" && current.isLoaded && !current.hasError)) {
1292        return;
1293      }
1294
1295      $.fancybox.stop($content);
1296
1297      self.isAnimating = true;
1298
1299      end = self.getFitPos(current);
1300
1301      self.updateCursor(end.width, end.height);
1302
1303      $.fancybox.animate(
1304        $content,
1305        {
1306          top: end.top,
1307          left: end.left,
1308          scaleX: end.width / $content.width(),
1309          scaleY: end.height / $content.height()
1310        },
1311        duration || 330,
1312        function() {
1313          self.isAnimating = false;
1314        }
1315      );
1316    },
1317
1318    // Calculate image size to fit inside viewport
1319    // ===========================================
1320
1321    getFitPos: function(slide) {
1322      var self = this,
1323        $content = slide.$content,
1324        width = slide.width || slide.opts.width,
1325        height = slide.height || slide.opts.height,
1326        maxWidth,
1327        maxHeight,
1328        minRatio,
1329        margin,
1330        aspectRatio,
1331        rez = {};
1332
1333      if (!slide.isLoaded || !$content || !$content.length) {
1334        return false;
1335      }
1336
1337      margin = {
1338        top: parseInt(slide.$slide.css("paddingTop"), 10),
1339        right: parseInt(slide.$slide.css("paddingRight"), 10),
1340        bottom: parseInt(slide.$slide.css("paddingBottom"), 10),
1341        left: parseInt(slide.$slide.css("paddingLeft"), 10)
1342      };
1343
1344      // We can not use $slide width here, because it can have different diemensions while in transiton
1345      maxWidth = parseInt(self.$refs.stage.width(), 10) - (margin.left + margin.right);
1346      maxHeight = parseInt(self.$refs.stage.height(), 10) - (margin.top + margin.bottom);
1347
1348      if (!width || !height) {
1349        width = maxWidth;
1350        height = maxHeight;
1351      }
1352
1353      minRatio = Math.min(1, maxWidth / width, maxHeight / height);
1354
1355      // Use floor rounding to make sure it really fits
1356      width = Math.floor(minRatio * width);
1357      height = Math.floor(minRatio * height);
1358
1359      if (slide.type === "image") {
1360        rez.top = Math.floor((maxHeight - height) * 0.5) + margin.top;
1361        rez.left = Math.floor((maxWidth - width) * 0.5) + margin.left;
1362      } else if (slide.contentType === "video") {
1363        // Force aspect ratio for the video
1364        // "I say the whole world must learn of our peaceful ways… by force!"
1365        aspectRatio = slide.opts.width && slide.opts.height ? width / height : slide.opts.ratio || 16 / 9;
1366
1367        if (height > width / aspectRatio) {
1368          height = width / aspectRatio;
1369        } else if (width > height * aspectRatio) {
1370          width = height * aspectRatio;
1371        }
1372      }
1373
1374      rez.width = width;
1375      rez.height = height;
1376
1377      return rez;
1378    },
1379
1380    // Update content size and position for all slides
1381    // ==============================================
1382
1383    update: function() {
1384      var self = this;
1385
1386      $.each(self.slides, function(key, slide) {
1387        self.updateSlide(slide);
1388      });
1389    },
1390
1391    // Update slide content position and size
1392    // ======================================
1393
1394    updateSlide: function(slide, duration) {
1395      var self = this,
1396        $content = slide && slide.$content,
1397        width = slide.width || slide.opts.width,
1398        height = slide.height || slide.opts.height;
1399
1400      if ($content && (width || height || slide.contentType === "video") && !slide.hasError) {
1401        $.fancybox.stop($content);
1402
1403        $.fancybox.setTranslate($content, self.getFitPos(slide));
1404
1405        if (slide.pos === self.currPos) {
1406          self.isAnimating = false;

1819dth && $img[0].naturalHeight) {
1820        $img.trigger("load");
1821      } else if ($img[0].error) {
1822        $img.trigger("error");
1823      }
1824    },
1825
1826    // Computes the slide size from image size and maxWidth/maxHeight
1827    // ==============================================================
1828
1829    resolveImageSlideSize: function(slide, imgWidth, imgHeight) {
1830      var maxWidth = parseInt(slide.opts.width, 10),
1831        maxHeight = parseInt(slide.opts.height, 10);
1832
1833      // Sets the default values from the image
1834      slide.width = imgWidth;
1835      slide.height = imgHeight;
1836
1837      if (maxWidth > 0) {
1838        slide.width = maxWidth;
1839        slide.height = Math.floor(maxWidth * imgHeight / imgWidth);
1840      }
1841
1842      if (maxHeight > 0) {
1843        slide.width = Math.floor(maxHeight * imgWidth / imgHeight);
1844        slide.height = maxHeight;
1845      }
1846    },
1847
1848    // Create iframe wrapper, iframe and bindings
1849    // ==========================================
1850
1851    setIframe: function(slide) {
1852      var self = this,
1853        opts = slide.opts.iframe,
1854        $slide = slide.$slide,
1855        $iframe;
1856
1857      slide.$content = $('<div class="fancybox-content' + (opts.preload ? " fancybox-is-hidden" : "") + '"></div>')
1858        .css(opts.css)
1859        .appendTo($slide);
1860
1861      $slide.addClass("fancybox-slide--" + slide.contentType);
1862
1863      slide.$iframe = $iframe = $(opts.tpl.replace(/\{rnd\}/g, new Date().getTime()))
1864        .attr(opts.attr)
1865        .appendTo(slide.$content);
1866
1867      if (opts.preload) {
1868        self.showLoading(slide);
1869
1870        // Unfortunately, it is not always possible to determine if iframe is successfully loaded
1871        // (due to browser security policy)
1872
1873        $iframe.on("load.fb error.fb", function(e) {
1874          this.isReady = 1;
1875
1876          slide.$slide.trigger("refresh");
1877
1878          self.afterLoad(slide);
1879        });
1880
1881        // Recalculate iframe content size
1882        // ===============================
1883
1884        $slide.on("refresh.fb", function() {
1885          var $content = slide.$content,
1886            frameWidth = opts.css.width,
1887            frameHeight = opts.css.height,
1888            $contents,
1889            $body;
1890
1891          if ($iframe[0].isReady !== 1) {
1892            return;
1893          }
1894
1895          try {
1896            $contents = $iframe.contents();
1897            $body = $contents.find("body");
1898          } catch (ignore) {}
1899
1900          // Calculate contnet dimensions if it is accessible
1901          if ($body && $body.length && $body.children().length) {
1902            $content.css({
1903              width: "",
1904              height: ""
1905            });
1906
1907            if (frameWidth === undefined) {
1908              frameWidth = Math.ceil(Math.max($body[0].clientWidth, $body.outerWidth(true)));
1909            }
1910
1911            if (frameWidth) {
1912              $content.width(frameWidth);
1913            }
1914
1915            if (frameHeight === undefined) {
1916              frameHeight = Math.ceil(Math.max($body[0].clientHeight, $body.outerHeight(true)));
1917            }
1918
1919            if (frameHeight) {
1920              $content.height(frameHeight);
1921            }
1922          }
1923
1924          $content.removeClass("fancybox-is-hidden");
1925        });
1926      } else {
1927        this.afterLoad(slide);
1928      }
1929
1930      $iframe.attr("src", slide.src);
1931
1932      // Remove iframe if closing or changing gallery item
1933      $slide.one("onReset", function() {
1934        // This helps IE not to throw errors when closing
1935        try {
1936          $(this)
1937            .find("iframe")
1938            .hide()
1939            .unbind()
1940            .attr("src", "//about:blank");
1941        } catch (ignore) {}
1942
1943        $(this)
1944          .off("refresh.fb")
1945          .empty();
1946
1947        slide.isLoaded = false;
1948      });
1949    },
1950
1951    // Wrap and append content to the slide
1952    // ======================================
1953
1954    setContent: function(slide, content) {
1955      var self = this;
1956
1957      if (self.isClosing) {
1958        return;
1959      }
1960
1961      self.hideLoading(slide);
1962
1963      if (slide.$content) {
1964        $.fancybox.stop(slide.$content);
1965      }
1966
1967      slide.$slide.empty();
1968
1969      // If content is a jQuery object, then it will be moved to the slide.
1970      // The placeholder is created so we will know where to put it back.
1971      if (isQuery(content) && content.parent().length) {
1972        // Make sure content is not already moved to fancyBox
1973        content
1974          .parent()
1975          .parent(".fancybox-slide--inline")
1976          .trigger("onReset");
1977
1978        // Create temporary element marking original place of the content
1979        slide.$placeholder = $("<div>")
1980          .hide()
1981          .insertAfter(content);
1982
1983        // Make sure content is visible
1984        content.css("display", "inline-block");
1985      } else if (!slide.hasError) {
1986        // If content is just a plain text, try to convert it to html
1987        if ($.type(content) === "string") {
1988          content = $("<div>")
1989            .append($.trim(content))
1990            .contents();
1991
1992          // If we have text node, then add wrapping element to make vertical alignment work
1993          if (content[0].nodeType === 3) {
1994            content = $("<div>").html(content);
1995          }
1996        }
1997
1998        // If "filter" option is provided, then filter content
1999        if (slide.opts.filter) {
2000          content = $("<div>")
2001            .html(content)
2002            .find(slide.opts.filter);
2003        }
2004      }
2005
2006      slide.$slide.one("onReset", function() {
2007        // Pause all html5 video/audio
2008        $(this)
2009          .find("video,audio")
2010          .trigger("pause");
2011
2012        // Put content back
2013        if (slide.$placeholder) {
2014          slide.$placeholder.after(content.hide()).remove();
2015
2016          slide.$placeholder = null;
2017        }
2018
2019        // Remove custom close button
2020        if (slide.$smallBtn) {
2021          slide.$smallBtn.remove();
2022
2023          slide.$smallBtn = null;
2024        }
2025
2026        // Remove content and mark slide as not loaded
2027        if (!slide.hasError) {
2028          $(this).empty();
2029
2030          slide.isLoaded = false;
2031        }
2032      });
2033
2034      $(content).appendTo(slide.$slide);
2035
2036      if ($(content).is("video,audio")) {
2037        $(content).addClass("fancybox-video");
2038
2039        $(content).wrap("<div></div>");
2040
2041        slide.contentType = "video";
2042
2043        slide.opts.width = slide.opts.width || $(content).attr("width");
2044        slide.opts.height = slide.opts.height || $(content).attr("height");
2045      }
2046
2047      slide.$content = slide.$slide
2048        .children()
2049        .filter("div,form,main,video,audio")
2050        .first()
2051        .addClass("fancybox-content");
2052
2053      slide.$slide.addClass("fancybox-slide--" + slide.contentType);
2054
2055      this.afterLoad(slide);
2056    },
2057
2058    // Display error message
2059    // =====================
2060
2061    setError: function(slide) {
2062      slide.hasError = true;
2063
2064      slide.$slide
2065        .trigger("onReset")
2066        .removeClass("fancybox-slide--" + slide.contentType)
2067        .addClass("fancybox-slide--error");
2068
2069      slide.contentType = "html";
2070
2071      this.setContent(slide, this.translate(slide, slide.opts.errorTpl));
2072
2073      if (slide.pos === this.currPos) {
2074        this.isAnimating = false;
2075      }
2076    },
2077
2078    // Show loading icon inside the slide
2079    // ==================================
2080
2081    showLoading: function(slide) {
2082      var self = this;
2083
2084      slide = slide || self.current;
2085
2086      if (slide && !slide.$spinner) {
2087        slide.$spinner = $(self.translate(self, self.opts.spinnerTpl)).appendTo(slide.$slide);
2088      }
2089    },
2090
2091    // Remove loading icon from the slide
2092    // ==================================
2093
2094    hideLoading: function(slide) {
2095      var self = this;
2096
2097      slide = slide || self.current;
2098
2099      if (slide && slide.$spinner) {
2100        slide.$spinner.remove();
2101
2102        delete slide.$spinner;
2103      }
2104    },
2105
2106    // Adjustments after slide content has been loaded
2107    // ===============================================
2108
2109    afterLoad: function(slide) {
2110      var self = this;
2111
2112      if (self.isClosing) {
2113        return;
2114      }
2115
2116      slide.isLoading = false;
2117      slide.isLoaded = true;
2118
2119      self.trigger("afterLoad", slide);
2120
2121      self.hideLoading(slide);
2122
2123      if (slide.pos === self.currPos) {
2124        self.updateCursor();
2125      }
2126
2127      if (slide.opts.smallBtn && (!slide.$smallBtn || !slide.$smallBtn.length)) {
2128        slide.$smallBtn = $(self.translate(slide, slide.opts.btnTpl.smallBtn)).prependTo(slide.$content);
2129      }
2130
2131      if (slide.opts.protect && slide.$content && !slide.hasError) {
2132        // Disable right click
2133        slide.$content.on("contextmenu.fb", function(e) {
2134          if (e.button == 2) {
2135            e.preventDefault();
2136          }
2137
2138          return true;
2139        });
2140
2141        // Add fake element on top of the image
2142        // This makes a bit harder for user to select image
2143        if (slide.type === "image") {
2144          $('<div class="fancybox-spaceball"></div>').appendTo(slide.$content);
2145        }
2146      }
2147
2148      self.revealContent(slide);
2149    },
2150
2151    // Make content visible
2152    // This method is called right after content has been loaded or
2153    // user navigates gallery and transition should start
2154    // ============================================================
2155
2156    revealContent: function(slide) {
2157      var self = this,
2158        $slide = slide.$slide,
2159        end = false,
2160        start = false,
2161        effect,
2162        effectClassName,
2163        duration,
2164        opacity;
2165
2166      effect = slide.opts[self.firstRun ? "animationEffect" : "transitionEffect"];
2167      duration = slide.opts[self.firstRun ? "animationDuration" : "transitionDuration"];
2168
2169      duration = parseInt(slide.forcedDuration === undefined ? duration : slide.forcedDuration, 10);
2170
2171      // Do not animate if revealing the same slide
2172      if (slide.pos === self.currPos) {
2173        if (slide.isComplete) {
2174          effect = false;
2175        } else {
2176          self.isAnimating = true;
2177        }
2178      }
2179
2180      if (slide.isMoved || slide.pos !== self.currPos || !duration) {
2181        effect = false;

2533      self.updateCursor();
2534
2535      // Check if possible to zoom-out
2536      if (
2537        effect === "zoom" &&
2538        !(e !== true && $content && duration && current.type === "image" && !current.hasError && (end = self.getThumbPos(current)))
2539      ) {
2540        effect = "fade";
2541      }
2542
2543      if (effect === "zoom") {
2544        $.fancybox.stop($content);
2545
2546        domRect = $.fancybox.getTranslate($content);
2547
2548        start = {
2549          top: domRect.top,
2550          left: domRect.left,
2551          scaleX: domRect.width / end.width,
2552          scaleY: domRect.height / end.height,
2553          width: end.width,
2554          height: end.height
2555        };
2556
2557        // Check if we need to animate opacity
2558        opacity = current.opts.zoomOpacity;
2559
2560        if (opacity == "auto") {
2561          opacity = Math.abs(current.width / current.height - end.width / end.height) > 0.1;
2562        }
2563
2564        if (opacity) {
2565          end.opacity = 0;
2566        }
2567
2568        $.fancybox.setTranslate($content, start);
2569
2570        forceRedraw($content);
2571
2572        $.fancybox.animate($content, end, duration, done);
2573
2574        return true;
2575      }
2576
2577      if (effect && duration) {
2578        // If skip animation
2579        if (e === true) {
2580          setTimeout(done, duration);
2581        } else {
2582          $.fancybox.animate(
2583            current.$slide.removeClass("fancybox-slide--current"),
2584            "fancybox-animated fancybox-slide--previous fancybox-fx-" + effect,
2585            duration,
2586            done
2587          );
2588        }
2589      } else {
2590        done();
2591      }
2592
2593      return true;
2594    },
2595
2596    // Final adjustments after removing the instance
2597    // =============================================
2598
2599    cleanUp: function(e) {
2600      var self = this,
2601        $body = $("body"),
2602        instance,
2603        scrollTop;
2604
2605      self.current.$slide.trigger("onReset");
2606
2607      self.$refs.container.empty().remove();
2608
2609      self.trigger("afterClose", e);
2610
2611      // Place back focus
2612      if (self.$lastFocus && !!self.current.opts.backFocus) {
2613        self.$lastFocus.trigger("focus");
2614      }
2615
2616      self.current = null;
2617
2618      // Check if there are other instances
2619      instance = $.fancybox.getInstance();
2620
2621      if (instance) {
2622        instance.activate();
2623      } else {
2624        $body.removeClass("fancybox-active compensate-for-scrollbar");
2625
2626        $("#fancybox-style-noscroll").remove();
2627      }
2628    },
2629
2630    // Call callback and trigger an event
2631    // ==================================
2632
2633    trigger: function(name, slide) {
2634      var args = Array.prototype.slice.call(arguments, 1),
2635        self = this,
2636        obj = slide && slide.opts ? slide : self.current,
2637        rez;
2638
2639      if (obj) {
2640        args.unshift(obj);
2641      } else {
2642        obj = self;
2643      }
2644
2645      args.unshift(self);
2646
2647      if ($.isFunction(obj.opts[name])) {
2648        rez = obj.opts[name].apply(obj, args);
2649      }
2650
2651      if (rez === false) {
2652        return rez;
2653      }
2654
2655      if (name === "afterClose" || !self.$refs) {
2656        //После вызова trigger в f.handlers записываются 2 элемента, а должен быть один. После этого меняется type=image
2657        //debugger;
2658        $D.trigger(name + ".fb", args);
2659      } else {
2660        self.$refs.container.trigger(name + ".fb", args);
2661      }
2662    },
2663
2664    // Update infobar values, navigation button states and reveal caption
2665    // ==================================================================
2666
2667    updateControls: function(force) {
2668      var self = this,
2669        current = self.current,
2670        index = current.index,
2671        caption = current.opts.caption,
2672        $container = self.$refs.container,
2673        $caption = self.$refs.caption;
2674
2675      // Recalculate content dimensions
2676      current.$slide.trigger("refresh");
2677
2678      self.$caption = caption && caption.length ? $caption.html(caption) : null;
2679
2680      if (!self.isHiddenControls && !self.isIdle) {
2681        self.showControls();
2682      }
2683
2684      // Update info and navigation elements
2685      $container.find("[data-fancybox-count]").html(self.group.length);
2686      $container.find("[data-fancybox-index]").html(index + 1);
2687
2688      $container.find("[data-fancybox-prev]").toggleClass("disabled", !current.opts.loop && index <= 0);
2689      $container.find("[data-fancybox-next]").toggleClass("disabled", !current.opts.loop && index >= self.group.length - 1);
2690
2691      if (current.type === "image") {
2692        // Re-enable buttons; update download button source
2693        $container
2694          .find("[data-fancybox-zoom]")
2695          .show()
2696          .end()
2697          .find("[data-fancybox-download]")
2698          .attr("href", current.opts.image.src || current.src)
2699          .show();
2700      } else if (current.opts.toolbar) {
2701        $container.find("[data-fancybox-download],[data-fancybox-zoom]").hide();
2702      }
2703    },
2704
2705    // Hide toolbar and caption
2706    // ========================
2707
2708    hideControls: function() {
2709      this.isHiddenControls = true;
2710
2711      this.$refs.container.removeClass("fancybox-show-infobar fancybox-show-toolbar fancybox-show-caption fancybox-show-nav");
2712    },
2713
2714    showControls: function() {
2715      var self = this,
2716        opts = self.current ? self.current.opts : self.opts,
2717        $container = self.$refs.container;
2718
2719      self.isHiddenControls = false;
2720      self.idleSecondsCounter = 0;
2721
2722      $container
2723        .toggleClass("fancybox-show-toolbar", !!(opts.toolbar && opts.buttons))
2724        .toggleClass("fancybox-show-infobar", !!(opts.infobar && self.group.length > 1))
2725        .toggleClass("fancybox-show-nav", !!(opts.arrows && self.group.length > 1))
2726        .toggleClass("fancybox-is-modal", !!opts.modal);
2727
2728      if (self.$caption) {
2729        $container.addClass("fancybox-show-caption ");
2730      } else {
2731        $container.removeClass("fancybox-show-caption");
2732      }
2733    },
2734
2735    // Toggle toolbar and caption
2736    // ==========================
2737
2738    toggleControls: function() {
2739      if (this.isHiddenControls) {
2740        this.showControls();
2741      } else {
2742        this.hideControls();
2743      }
2744    }
2745  });
2746
2747  $.fancybox = {
2748    version: "3.3.5",
2749    defaults: defaults,
2750
2751    // Get current instance and execute a command.
2752    //
2753    // Examples of usage:
2754    //
2755    //   $instance = $.fancybox.getInstance();
2756    //   $.fancybox.getInstance().jumpTo( 1 );
2757    //   $.fancybox.getInstance( 'jumpTo', 1 );
2758    //   $.fancybox.getInstance( function() {
2759    //       console.info( this.currIndex );
2760    //   });
2761    // ======================================================
2762
2763    getInstance: function(command) {
2764      var instance = $('.fancybox-container:not(".fancybox-is-closing"):last').data("FancyBox"),
2765        args = Array.prototype.slice.call(arguments, 1);
2766
2767      if (instance instanceof FancyBox) {
2768        if ($.type(command) === "string") {
2769          instance[command].apply(instance, args);
2770        } else if ($.type(command) === "function") {
2771          command.apply(instance, args);
2772        }
2773
2774        return instance;
2775      }
2776
2777      return false;
2778    },
2779
2780    // Create new instance
2781    // ===================
2782
2783    open: function(items, opts, index) {
2784      return new FancyBox(items, opts, index);
2785    },
2786
2787    // Close current or all instances
2788    // ==============================
2789
2790    close: function(all) {
2791      var instance = this.getInstance();
2792
2793      if (instance) {
2794        instance.close();
2795
2796        // Try to find and close next instance
2797
2798        if (all === true) {
2799          this.close();
2800        }
2801      }
2802    },
2803
2804    // Close all instances and unbind all events
2805    // =========================================
2806
2807    destroy: function() {
2808      this.close(true);
2809
2810      $D.add("body").off("click.fb-start", "**");
2811    },
2812
2813    // Try to detect mobile devices
2814    // ============================
2815
2816    isMobile:
2817      document.createTouch !== undefined && /Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent),
2818
2819    // Detect if 'translate3d' support is available
2820    // ============================================
2821
2822    use3d: (function() {
2823      var div = document.createElement("div");
2824
2825      return (
2826        window.getComputedStyle &&
2827        window.getComputedStyle(div) &&
2828        window.getComputedStyle(div).getPropertyValue("transform") &&
2829        !(document.documentMode && document.documentMode < 11)
2830      );
2831    })(),
2832
2833    // Helper function to get current visual state of an element
2834    // returns array[ top, left, horizontal-scale, vertical-scale, opacity ]
2835    // =====================================================================
2836
2837    getTranslate: function($el) {
2838      var domRect;
2839
2840      if (!$el || !$el.length) {
2841        return false;
2842      }
2843
2844      domRect = $el[0].getBoundingClientRect();
2845
2846      return {
2847        top: domRect.top || 0,
2848        left: domRect.left || 0,
2849        width: domRect.width,
2850        height: domRect.height,
2851        opacity: parseFloat($el.css("opacity"))
2852      };
2853    },
2854
2855    // Shortcut for setting "translate3d" properties for element
2856    // Can set be used to set opacity, too
2857    // ========================================================
2858
2859    setTranslate: function($el, props) {
2860      var str = "",
2861        css = {};
2862
2863      if (!$el || !props) {
2864        return;
2865      }
2866
2867      if (props.left !== undefined || props.top !== undefined) {
2868        str =
2869          (props.left === undefined ? $el.position().left : props.left) +
2870          "px, " +
2871          (props.top === undefined ? $el.position().top : props.top) +
2872          "px";
2873
2874        if (this.use3d) {
2875          str = "translate3d(" + str + ", 0px)";
2876        } else {
2877          str = "translate(" + str + ")";
2878        }
2879      }
2880
2881      if (props.scaleX !== undefined && props.scaleY !== undefined) {
2882        str = (str.length ? str + " " : "") + "scale(" + props.scaleX + ", " + props.scaleY + ")";
2883      }
2884
2885      if (str.length) {
2886        css.transform = str;
2887      }
2888
2889      if (props.opacity !== undefined) {
2890        css.opacity = props.opacity;
2891      }
2892
2893      if (props.width !== undefined) {
2894        css.width = props.width;
2895      }
2896
2897      if (props.height !== undefined) {
2898        css.height = props.height;
2899      }
2900
2901      return $el.css(css);
2902    },
2903
2904    // Simple CSS transition handler
2905    // =============================
2906
2907    animate: function($el, to, duration, callback, leaveAnimationName) {
2908      var final = false;
2909
2910      if ($.isFunction(duration)) {
2911        callback = duration;
2912        duration = null;
2913      }
2914
2915      if (!$.isPlainObject(to)) {
2916        $el.removeAttr("style");
2917      }
2918
2919      $.fancybox.stop($el);
2920
2921      $el.on(transitionEnd, function(e) {
2922        // Skip events from child elements and z-index change
2923        if (e && e.originalEvent && (!$el.is(e.originalEvent.target) || e.originalEvent.propertyName == "z-index")) {
2924          return;
2925        }
2926
2927        $.fancybox.stop($el);
2928
2929        if (final) {
2930          $.fancybox.setTranslate($el, final);
2931        }
2932
2933        if ($.isPlainObject(to)) {
2934          if (leaveAnimationName === false) {
2935            $el.removeAttr("style");
2936          }
2937        } else if (leaveAnimationName !== true) {
2938          $el.removeClass(to);
2939        }
2940
2941        if ($.isFunction(callback)) {
2942          callback(e);
2943        }
2944      });
2945
2946      if ($.isNumeric(duration)) {
2947        $el.css("transition-duration", duration + "ms");
2948      }
2949
2950      // Start animation by changing CSS properties or class name
2951      if ($.isPlainObject(to)) {
2952        if (to.scaleX !== undefined && to.scaleY !== undefined) {
2953          final = $.extend({}, to, {
2954            width: $el.width() * to.scaleX,
2955            height: $el.height() * to.scaleY,
2956            scaleX: 1,
2957            scaleY: 1
2958          });
2959
2960          delete to.width;
2961          delete to.height;
2962
2963          if ($el.parent().hasClass("fancybox-slide--image")) {
2964            $el.parent().addClass("fancybox-is-scaling");
2965          }
2966        }
2967
2968        $.fancybox.setTranslate($el, to);
2969      } else {
2970        $el.addClass(to);
2971      }
2972
2973      // Make sure that `transitionend` callback gets fired
2974      $el.data(
2975        "timer",
2976        setTimeout(function() {
2977          $el.trigger("transitionend");
2978        }, duration + 16)
2979      );
2980    },
2981
2982    stop: function($el) {
2983      if ($el && $el.length) {
2984        clearTimeout($el.data("timer"));
2985
2986        $el.off("transitionend").css("transition-duration", "");
2987
2988        $el.parent().removeClass("fancybox-is-scaling");
2989      }
2990    }
2991  };
2992
2993  // Default click handler for "fancyboxed" links
2994  // ============================================
2995
2996  function _run(e, opts) {
2997    var items = [],
2998      index = 0,
2999      $target,
3000      value;
3001
3002    // Avoid opening multiple times
3003    if (e && e.isDefaultPrevented()) {
3004      return;
3005    }
3006
3007    e.preventDefault();
3008
3009    opts = e && e.data ? e.data.options : opts || {};
3010
3011    $target = opts.$target || $(e.currentTarget);
3012    value = $target.attr("data-fancybox") || "";
3013
3014    // Get all related items and find index for clicked one
3015    if (value) {
3016      items = opts.selector ? $(opts.selector) : e.data ? e.data.items : [];
3017      items = items.length ? items.filter('[data-fancybox="' + value + '"]') : $('[data-fancybox="' + value + '"]');
3018
3019      index = items.index($target);
3020
3021      // Sometimes current item can not be found (for example, if some script clones items)
3022      if (index < 0) {
3023        index = 0;
3024      }
3025    } else {
3026      items = [$target];
3027    }
3028
3029    $.fancybox.open(items, opts, index);
3030  }
3031
3032  // Create a jQuery plugin
3033  // ======================
3034
3035  $.fn.fancybox = function(options) {
3036    var selector;
3037
3038    options = options || {};
3039    selector = options.selector || false;
3040
3041    if (selector) {
3042      // Use body element instead of document so it executes first
3043      $("body")
3044        .off("click.fb-start", selector)
3045        .on("click.fb-start", selector, {options: options}, _run);
3046    } else {
3047      this.off("click.fb-start").on(
3048        "click.fb-start",
3049        {
3050          items: this,
3051          options: options
3052        },
3053        _run
3054      );
3055    }
3056
3057    return this;
3058  };
3059
3060  // Self initializing plugin for all elements having `data-fancybox` attribute
3061  // ==========================================================================
3062
3063  $D.on("click.fb-start", "[data-fancybox]", _run);
3064
3065  // Enable "trigger elements"
3066  // =========================
3067
3068  $D.on("click.fb-start", "[data-trigger]", function(e) {
3069    _run(e, {
3070      $target: $('[data-fancybox="' + $(e.currentTarget).attr("data-trigger") + '"]').eq($(e.currentTarget).attr("data-index") || 0),
3071      $trigger: $(this)
3072    });
3073  });
3074})(window, document, window.jQuery || jQuery);
3075
3076// ==========================================================================
3077//
3078// Media
3079// Adds additional media type support
3080//
3081// ==========================================================================
3082(function($) {
3083  "use strict";
3084
3085  // Formats matching url to final form
3086
3087  var format = function(url, rez, params) {
3088    if (!url) {
3089      return;
3090    }
3091
3092    params = params || "";
3093
3094    if ($.type(params) === "object") {
3095      params = $.param(params, true);
3096    }
3097
3098    $.each(rez, function(key, value) {
3099      url = url.replace("$" + key, value || "");
3100    });
3101
3102    if (params.length) {
3103      url += (url.indexOf("?") > 0 ? "&" : "?") + params;
3104    }
3105
3106    return url;
3107  };
3108
3109  // Object containing properties for each media type
3110  var defaults = {
3111    youtube: {
3112      matcher: /(youtube\.com|youtu\.be|youtube\-nocookie\.com)\/(watch\?(.*&)?v=|v\/|u\/|embed\/?)?(videoseries\?list=(.*)|[\w-]{11}|\?listType=(.*)&list=(.*))(.*)/i,
3113      params: {
3114        autoplay: 1,
3115        autohide: 1,
3116        fs: 1,
3117        rel: 0,
3118        hd: 1,
3119        wmode: "transparent",
3120        enablejsapi: 1,
3121        html5: 1
3122      },
3123      paramPlace: 8,
3124      type: "iframe",
3125      url: "//www.youtube.com/embed/$4",
3126      thumb: "//img.youtube.com/vi/$4/hqdefault.jpg"
3127    },
3128
3129    vimeo: {
3130      matcher: /^.+vimeo.com\/(.*\/)?([\d]+)(.*)?/,
3131      params: {
3132        autoplay: 1,
3133        hd: 1,
3134        show_title: 1,
3135        show_byline: 1,
3136        show_portrait: 0,
3137        fullscreen: 1,
3138        api: 1
3139      },
3140      paramPlace: 3,
3141      type: "iframe",
3142      url: "//player.vimeo.com/video/$2"
3143    },
3144
3145    vk: {
3146      matcher: /^.+vk\.(?:com|ru)(.+)/,
3147      params: {
3148        autoplay: 1
3149      },
3150      paramPlace: 1,
3151      type: "iframe",
3152      url: "//vk.ru$1"
3153    },
3154
3155    rutube: {
3156      matcher: /^.+rutube.ru\/video\/(.*\/)?([\w]+)(.*)\/?/,
3157      params: {
3158        frameBorder: 0,
3159        autoplay: 1
3160      },
3161      paramPlace: 2,
3162      type: 'iframe',
3163      url: '//rutube.ru/play/embed/$2',
3164      thumb: '//rutube.ru/api/video/$2/thumbnail/?redirect=1'
3165    },
3166
3167    instagram: {
3168      matcher: /(instagr\.am|instagram\.com)\/p\/([a-zA-Z0-9_\-]+)\/?/i,
3169      type: "image",
3170      url: "//$1/p/$2/media/?size=l"
3171    },
3172
3173
3174    // Examples:
3175    // http://maps.google.com/?ll=48.857995,2.294297&spn=0.007666,0.021136&t=m&z=16
3176    // https://www.google.com/maps/@37.7852006,-122.4146355,14.65z
3177    // https://www.google.com/maps/@52.2111123,2.9237542,6.61z?hl=en
3178    // https://www.google.com/maps/place/Googleplex/@37.4220041,-122.0833494,17z/data=!4m5!3m4!1s0x0:0x6c296c66619367e0!8m2!3d37.4219998!4d-122.0840572
3179    gmap_place: {
3180      matcher: /(maps\.)?google\.([a-z]{2,3}(\.[a-z]{2})?)\/(((maps\/(place\/(.*)\/)?\@(.*),(\d+.?\d+?)z))|(\?ll=))(.*)?/i,
3181      type: "iframe",
3182      url: function(rez) {
3183        return (
3184          "//maps.google." +
3185          rez[2] +
3186          "/?ll=" +
3187          (rez[9] ? rez[9] + "&z=" + Math.floor(rez[10]) + (rez[12] ? rez[12].replace(/^\//, "&") : "") : rez[12] + "").replace(/\?/, "&") +
3188          "&output=" +
3189          (rez[12] && rez[12].indexOf("layer=c") > 0 ? "svembed" : "embed")
3190        );
3191      }
3192    },
3193
3194    // Examples:
3195    // https://www.google.com/maps/search/Empire+State+Building/
3196    // https://www.google.com/maps/search/?api=1&query=centurylink+field
3197    // https://www.google.com/maps/search/?api=1&query=47.5951518,-122.3316393
3198    gmap_search: {
3199      matcher: /(maps\.)?google\.([a-z]{2,3}(\.[a-z]{2})?)\/(maps\/search\/)(.*)/i,
3200      type: "iframe",
3201      url: function(rez) {
3202        return "//maps.google." + rez[2] + "/maps?q=" + rez[5].replace("query=", "q=").replace("api=1", "") + "&output=embed";
3203      }
3204    }
3205  };
3206
3207  $(document).on("objectNeedsType.fb", function(e, instance, item) {
3208    var url = item.src || "",
3209      type = false,
3210      media,
3211      thumb,
3212      rez,
3213      params,
3214      urlParams,
3215      paramObj,
3216      provider;
3217
3218    media = $.extend(true, {}, defaults, item.opts.media);
3219    console.log(media);
3220    // Look for any matching media type
3221    $.each(media, function(providerName, providerOpts) {
3222      rez = url.match(providerOpts.matcher);
3223
3224      if (!rez) {
3225        return;
3226      }
3227
3228      type = providerOpts.type;
3229      provider = providerName;
3230      paramObj = {};
3231
3232      if (providerOpts.paramPlace && rez[providerOpts.paramPlace]) {
3233        urlParams = rez[providerOpts.paramPlace];
3234
3235        if (urlParams[0] == "?") {
3236          urlParams = urlParams.substring(1);
3237        }
3238
3239        urlParams = urlParams.split("&");
3240
3241        for (var m = 0; m < urlParams.length; ++m) {
3242          var p = urlParams[m].split("=", 2);
3243
3244          if (p.length == 2) {
3245            paramObj[p[0]] = decodeURIComponent(p[1].replace(/\+/g, " "));
3246          }
3247        }
3248      }
3249
3250      params = $.extend(true, {}, providerOpts.params, item.opts[providerName], paramObj);
3251
3252      url =
3253        $.type(providerOpts.url) === "function" ? providerOpts.url.call(this, rez, params, item) : format(providerOpts.url, rez, params);
3254
3255      thumb =
3256        $.type(providerOpts.thumb) === "function" ? providerOpts.thumb.call(this, rez, params, item) : format(providerOpts.thumb, rez);
3257
3258      if (providerName === "youtube") {
3259        url = url.replace(/&t=((\d+)m)?(\d+)s/, function(match, p1, m, s) {
3260          return "&start=" + ((m ? parseInt(m, 10) * 60 : 0) + parseInt(s, 10));
3261        });
3262      } else if (providerName === "vimeo") {
3263        url = url.replace("&%23", "#");
3264      } else if (providerName === "vk") {
3265        url = url.replace("&%23", "#");
3266      }
3267      else if (providerName === 'rutube') {
3268        url = url.replace('&%23', '#');
3269      }
3270
3271      return false;
3272    });
3273
3274    // If it is found, then change content type and update the url
3275
3276    if (type) {
3277      if (!item.opts.thumb && !(item.opts.$thumb && item.opts.$thumb.length)) {
3278        item.opts.thumb = thumb;
3279      }
3280
3281      if (type === "iframe") {
3282        item.opts = $.extend(true, item.opts, {
3283          iframe: {
3284            preload: false,
3285            attr: {
3286              scrolling: "no"
3287            }
3288          }
3289        });
3290      }
3291
3292      $.extend(item, {
3293        type: type,
3294        src: url,
3295        origSrc: item.src,
3296        contentSource: provider,
3297        contentType: type === "image" ? "image" : provider == "gmap_place" || provider == "gmap_search" ? "map" : "video"
3298      });
3299    } else if (url) {
3300      item.type = item.opts.defaultType;
3301    }
3302  });
3303})(window.jQuery || jQuery);
3304
3305// ==========================================================================
3306//
3307// Guestures
3308// Adds touch guestures, handles click and tap events
3309//
3310// ==========================================================================
3311(function(window, document, $) {
3312  "use strict";
3313
3314  var requestAFrame = (function() {
3315    return (
3316      window.requestAnimationFrame ||
3317      window.webkitRequestAnimationFrame ||
3318      window.mozRequestAnimationFrame ||
3319      window.oRequestAnimationFrame ||
3320      // if all else fails, use setTimeout
3321      function(callback) {
3322        return window.setTimeout(callback, 1000 / 60);
3323      }
3324    );
3325  })();
3326
3327  var cancelAFrame = (function() {
3328    return (
3329      window.cancelAnimationFrame ||
3330      window.webkitCancelAnimationFrame ||
3331      window.mozCancelAnimationFrame ||
3332      window.oCancelAnimationFrame ||
3333      function(id) {
3334        window.clearTimeout(id);
3335      }
3336    );
3337  })();
3338
3339  var getPointerXY = function(e) {
3340    var result = [];
3341
3342    e = e.originalEvent || e || window.e;
3343    e = e.touches && e.touches.length ? e.touches : e.changedTouches && e.changedTouches.length ? e.changedTouches : [e];
3344
3345    for (var key in e) {
3346      if (e[key].pageX) {
3347        result.push({
3348          x: e[key].pageX,
3349          y: e[key].pageY
3350        });
3351      } else if (e[key].clientX) {
3352        result.push({
3353          x: e[key].clientX,
3354          y: e[key].clientY
3355        });
3356      }
3357    }
3358
3359    return result;
3360  };
3361
3362  var distance = function(point2, point1, what) {
3363    if (!point1 || !point2) {
3364      return 0;
3365    }
3366
3367    if (what === "x") {
3368      return point2.x - point1.x;
3369    } else if (what === "y") {
3370      return point2.y - point1.y;
3371    }
3372
3373    return Math.sqrt(Math.pow(point2.x - point1.x, 2) + Math.pow(point2.y - point1.y, 2));
3374  };
3375
3376  var isClickable = function($el) {
3377    if (
3378      $el.is('a,area,button,[role="button"],input,label,select,summary,textarea,video,audio') ||
3379      $.isFunction($el.get(0).onclick) ||
3380      $el.data("selectable")
3381    ) {
3382      return true;
3383    }
3384
3385    // Check for attributes like data-fancybox-next or data-fancybox-close
3386    for (var i = 0, atts = $el[0].attributes, n = atts.length; i < n; i++) {
3387      if (atts[i].nodeName.substr(0, 14) === "data-fancybox-") {
3388        return true;
3389      }
3390    }
3391
3392    return false;
3393  };
3394
3395  var hasScrollbars = function(el) {
3396    var overflowY = window.getComputedStyle(el)["overflow-y"],
3397      overflowX = window.getComputedStyle(el)["overflow-x"],
3398      vertical = (overflowY === "scroll" || overflowY === "auto") && el.scrollHeight > el.clientHeight,
3399      horizontal = (overflowX === "scroll" || overflowX === "auto") && el.scrollWidth > el.clientWidth;
3400
3401    return vertical || horizontal;
3402  };
3403
3404  var isScrollable = function($el) {
3405    var rez = false;
3406
3407    while (true) {
3408      rez = hasScrollbars($el.get(0));
3409
3410      if (rez) {
3411        break;
3412      }
3413
3414      $el = $el.parent();
3415
3416      if (!$el.length || $el.hasClass("fancybox-stage") || $el.is("body")) {
3417        break;
3418      }
3419    }
3420
3421    return rez;
3422  };
3423
3424  var Guestures = function(instance) {
3425    var self = this;
3426
3427    self.instance = instance;
3428
3429    self.$bg = instance.$refs.bg;
3430    self.$stage = instance.$refs.stage;
3431    self.$container = instance.$refs.container;
3432
3433    self.destroy();
3434
3435    self.$container.on("touchstart.fb.touch mousedown.fb.touch", $.proxy(self, "ontouchstart"));
3436  };
3437
3438  Guestures.prototype.destroy = function() {
3439    this.$container.off(".fb.touch");
3440  };
3441
3442  Guestures.prototype.ontouchstart = function(e) {
3443    var self = this,
3444      $target = $(e.target),
3445      instance = self.instance,
3446      current = instance.current,
3447      $content = current.$content,
3448      isTouchDevice = e.type == "touchstart";
3449
3450    // Do not respond to both (touch and mouse) events
3451    if (isTouchDevice) {
3452      self.$container.off("mousedown.fb.touch");
3453    }
3454
3455    // Ignore right click
3456    if (e.originalEvent && e.originalEvent.button == 2) {
3457      return;
3458    }
3459
3460    // Ignore taping on links, buttons, input elements
3461    if (!$target.length || isClickable($target) || isClickable($target.parent())) {
3462      return;
3463    }
3464
3465    // Ignore clicks on the scrollbar
3466    if (!$target.is("img") && e.originalEvent.clientX > $target[0].clientWidth + $target.offset().left) {
3467      return;
3468    }
3469
3470    // Ignore clicks while zooming or closing
3471    if (!current || instance.isAnimating || instance.isClosing) {
3472      e.stopPropagation();
3473      e.preventDefault();
3474
3475      return;
3476    }
3477
3478    self.realPoints = self.startPoints = getPointerXY(e);
3479
3480    if (!self.startPoints.length) {
3481      return;
3482    }
3483
3484    e.stopPropagation();
3485
3486    self.startEvent = e;
3487
3488    self.canTap = true;
3489    self.$target = $target;
3490    self.$content = $content;
3491    self.opts = current.opts.touch;
3492
3493    self.isPanning = false;
3494    self.isSwiping = false;
3495    self.isZooming = false;
3496    self.isScrolling = false;
3497
3498    self.startTime = new Date().getTime();
3499    self.distanceX = self.distanceY = self.distance = 0;
3500
3501    self.canvasWidth = Math.round(current.$slide[0].clientWidth);
3502    self.canvasHeight = Math.round(current.$slide[0].clientHeight);
3503
3504    self.contentLastPos = null;
3505    self.contentStartPos = $.fancybox.getTranslate(self.$content) || {top: 0, left: 0};
3506    self.sliderStartPos = self.sliderLastPos || $.fancybox.getTranslate(current.$slide);
3507
3508    // Since position will be absolute, but we need to make it relative to the stage
3509    self.stagePos = $.fancybox.getTranslate(instance.$refs.stage);
3510
3511    self.sliderStartPos.top -= self.stagePos.top;
3512    self.sliderStartPos.left -= self.stagePos.left;
3513
3514    self.contentStartPos.top -= self.stagePos.top;
3515    self.contentStartPos.left -= self.stagePos.left;
3516
3517    $(document)
3518      .off(".fb.touch")
3519      .on(isTouchDevice ? "touchend.fb.touch touchcancel.fb.touch" : "mouseup.fb.touch mouseleave.fb.touch", $.proxy(self, "ontouchend"))
3520      .on(isTouchDevice ? "touchmove.fb.touch" : "mousemove.fb.touch", $.proxy(self, "ontouchmove"));
3521
3522    if ($.fancybox.isMobile) {
3523      document.addEventListener("scroll", self.onscroll, true);
3524    }
3525
3526    if (!(self.opts || instance.canPan()) || !($target.is(self.$stage) || self.$stage.find($target).length)) {
3527      if ($target.is(".fancybox-image")) {
3528        e.preventDefault();
3529      }
3530
3531      return;
3532    }
3533
3534    if (!($.fancybox.isMobile && (isScrollable($target) || isScrollable($target.parent())))) {
3535      e.preventDefault();
3536    }
3537
3538    if (self.startPoints.length === 1 || current.hasError) {
3539      if (self.instance.canPan()) {
3540        $.fancybox.stop(self.$content);
3541
3542        self.$content.css("transition-duration", "");
3543
3544        self.isPanning = true;
3545      } else {
3546        self.isSwiping = true;
3547      }
3548
3549      self.$container.addClass("fancybox-controls--isGrabbing");
3550    }
3551
3552    if (self.startPoints.length === 2 && current.type === "image" && (current.isLoaded || current.$ghost)) {
3553      self.canTap = false;
3554      self.isSwiping = false;
3555      self.isPanning = false;
3556
3557      self.isZooming = true;
3558
3559      $.fancybox.stop(self.$content);
3560
3561      self.$content.css("transition-duration", "");
3562
3563      self.centerPointStartX = (self.startPoints[0].x + self.startPoints[1].x) * 0.5 - $(window).scrollLeft();
3564      self.centerPointStartY = (self.startPoints[0].y + self.startPoints[1].y) * 0.5 - $(window).scrollTop();
3565
3566      self.percentageOfImageAtPinchPointX = (self.centerPointStartX - self.contentStartPos.left) / self.contentStartPos.width;
3567      self.percentageOfImageAtPinchPointY = (self.centerPointStartY - self.contentStartPos.top) / self.contentStartPos.height;
3568
3569      self.startDistanceBetweenFingers = distance(self.startPoints[0], self.startPoints[1]);
3570    }
3571  };
3572
3573  Guestures.prototype.onscroll = function(e) {
3574    var self = this;
3575
3576    self.isScrolling = true;
3577
3578    document.removeEventListener("scroll", self.onscroll, true);
3579  };
3580
3581  Guestures.prototype.ontouchmove = function(e) {
3582    var self = this,
3583      $target = $(e.target);
3584
3585    // Make sure user has not released over iframe or disabled element
3586    if (e.originalEvent.buttons !== undefined && e.originalEvent.buttons === 0) {
3587      self.ontouchend(e);
3588      return;
3589    }
3590
3591    if (self.isScrolling || !($target.is(self.$stage) || self.$stage.find($target).length)) {
3592      self.canTap = false;
3593
3594      return;
3595    }
3596
3597    self.newPoints = getPointerXY(e);
3598
3599    if (!(self.opts || self.instance.canPan()) || !self.newPoints.length || !self.newPoints.length) {
3600      return;
3601    }
3602
3603    if (!(self.isSwiping && self.isSwiping === true)) {
3604      e.preventDefault();
3605    }
3606
3607    self.distanceX = distance(self.newPoints[0], self.startPoints[0], "x");
3608    self.distanceY = distance(self.newPoints[0], self.startPoints[0], "y");
3609
3610    self.distance = distance(self.newPoints[0], self.startPoints[0]);
3611
3612    // Skip false ontouchmove events (Chrome)
3613    if (self.distance > 0) {
3614      if (self.isSwiping) {
3615        self.onSwipe(e);
3616      } else if (self.isPanning) {
3617        self.onPan();
3618      } else if (self.isZooming) {
3619        self.onZoom();
3620      }
3621    }
3622  };
3623
3624  Guestures.prototype.onSwipe = function(e) {
3625    var self = this,
3626      swiping = self.isSwiping,
3627      left = self.sliderStartPos.left || 0,
3628      angle;
3629
3630    // If direction is not yet determined
3631    if (swiping === true) {
3632      // We need at least 10px distance to correctly calculate an angle
3633      if (Math.abs(self.distance) > 10) {
3634        self.canTap = false;
3635
3636        if (self.instance.group.length < 2 && self.opts.vertical) {
3637          self.isSwiping = "y";
3638        } else if (self.instance.isDragging || self.opts.vertical === false || (self.opts.vertical === "auto" && $(window).width() > 800)) {
3639          self.isSwiping = "x";
3640        } else {
3641          angle = Math.abs(Math.atan2(self.distanceY, self.distanceX) * 180 / Math.PI);
3642
3643          self.isSwiping = angle > 45 && angle < 135 ? "y" : "x";
3644        }
3645
3646        self.canTap = false;
3647
3648        if (self.isSwiping === "y" && $.fancybox.isMobile && (isScrollable(self.$target) || isScrollable(self.$target.parent()))) {
3649          self.isScrolling = true;
3650
3651          return;
3652        }
3653
3654        self.instance.isDragging = self.isSwiping;
3655
3656        // Reset points to avoid jumping, because we dropped first swipes to calculate the angle
3657        self.startPoints = self.newPoints;
3658
3659        $.each(self.instance.slides, function(index, slide) {
3660          $.fancybox.stop(slide.$slide);
3661
3662          slide.$slide.css("transition-duration", "");
3663
3664          slide.inTransition = false;
3665
3666          if (slide.pos === self.instance.current.pos) {
3667            self.sliderStartPos.left = $.fancybox.getTranslate(slide.$slide).left - $.fancybox.getTranslate(self.instance.$refs.stage).left;
3668          }
3669        });
3670
3671        // Stop slideshow
3672        if (self.instance.SlideShow && self.instance.SlideShow.isActive) {
3673          self.instance.SlideShow.stop();
3674        }
3675      }
3676
3677      return;
3678    }
3679
3680    // Sticky edges
3681    if (swiping == "x") {
3682      if (
3683        self.distanceX > 0 &&
3684        (self.instance.group.length < 2 || (self.instance.current.index === 0 && !self.instance.current.opts.loop))
3685      ) {
3686        left = left + Math.pow(self.distanceX, 0.8);
3687      } else if (
3688        self.distanceX < 0 &&
3689        (self.instance.group.length < 2 ||
3690          (self.instance.current.index === self.instance.group.length - 1 && !self.instance.current.opts.loop))
3691      ) {
3692        left = left - Math.pow(-self.distanceX, 0.8);
3693      } else {
3694        left = left + self.distanceX;
3695      }
3696    }
3697
3698    self.sliderLastPos = {
3699      top: swiping == "x" ? 0 : self.sliderStartPos.top + self.distanceY,
3700      left: left
3701    };
3702
3703    if (self.requestId) {
3704      cancelAFrame(self.requestId);
3705
3706      self.requestId = null;
3707    }
3708
3709    self.requestId = requestAFrame(function() {
3710      if (self.sliderLastPos) {
3711        $.each(self.instance.slides, function(index, slide) {
3712          var pos = slide.pos - self.instance.currPos;
3713
3714          $.fancybox.setTranslate(slide.$slide, {
3715            top: self.sliderLastPos.top,
3716            left: self.sliderLastPos.left + pos * self.canvasWidth + pos * slide.opts.gutter
3717          });
3718        });
3719
3720        self.$container.addClass("fancybox-is-sliding");
3721      }
3722    });
3723  };
3724
3725  Guestures.prototype.onPan = function() {
3726    var self = this;
3727
3728    // Prevent accidental movement (sometimes, when tapping casually, finger can move a bit)
3729    if (distance(self.newPoints[0], self.realPoints[0]) < ($.fancybox.isMobile ? 10 : 5)) {
3730      self.startPoints = self.newPoints;
3731      return;
3732    }
3733
3734    self.canTap = false;
3735
3736    self.contentLastPos = self.limitMovement();
3737
3738    if (self.requestId) {
3739      cancelAFrame(self.requestId);
3740
3741      self.requestId = null;
3742    }
3743
3744    self.requestId = requestAFrame(function() {
3745      $.fancybox.setTranslate(self.$content, self.contentLastPos);
3746    });
3747  };
3748
3749  // Make panning sticky to the edges
3750  Guestures.prototype.limitMovement = function() {
3751    var self = this;
3752
3753    var canvasWidth = self.canvasWidth;
3754    var canvasHeight = self.canvasHeight;
3755
3756    var distanceX = self.distanceX;
3757    var distanceY = self.distanceY;
3758
3759    var contentStartPos = self.contentStartPos;
3760
3761    var currentOffsetX = contentStartPos.left;
3762    var currentOffsetY = contentStartPos.top;
3763
3764    var currentWidth = contentStartPos.width;
3765    var currentHeight = contentStartPos.height;
3766
3767    var minTranslateX, minTranslateY, maxTranslateX, maxTranslateY, newOffsetX, newOffsetY;
3768
3769    if (currentWidth > canvasWidth) {
3770      newOffsetX = currentOffsetX + distanceX;
3771    } else {
3772      newOffsetX = currentOffsetX;
3773    }
3774
3775    newOffsetY = currentOffsetY + distanceY;
3776
3777    // Slow down proportionally to traveled distance
3778    minTranslateX = Math.max(0, canvasWidth * 0.5 - currentWidth * 0.5);
3779    minTranslateY = Math.max(0, canvasHeight * 0.5 - currentHeight * 0.5);
3780
3781    maxTranslateX = Math.min(canvasWidth - currentWidth, canvasWidth * 0.5 - currentWidth * 0.5);
3782    maxTranslateY = Math.min(canvasHeight - currentHeight, canvasHeight * 0.5 - currentHeight * 0.5);
3783
3784    //   ->
3785    if (distanceX > 0 && newOffsetX > minTranslateX) {
3786      newOffsetX = minTranslateX - 1 + Math.pow(-minTranslateX + currentOffsetX + distanceX, 0.8) || 0;
3787    }
3788
3789    //    <-
3790    if (distanceX < 0 && newOffsetX < maxTranslateX) {
3791      newOffsetX = maxTranslateX + 1 - Math.pow(maxTranslateX - currentOffsetX - distanceX, 0.8) || 0;
3792    }
3793
3794    //   \/
3795    if (distanceY > 0 && newOffsetY > minTranslateY) {
3796      newOffsetY = minTranslateY - 1 + Math.pow(-minTranslateY + currentOffsetY + distanceY, 0.8) || 0;
3797    }
3798
3799    //   /\
3800    if (distanceY < 0 && newOffsetY < maxTranslateY) {
3801      newOffsetY = maxTranslateY + 1 - Math.pow(maxTranslateY - currentOffsetY - distanceY, 0.8) || 0;
3802    }
3803
3804    return {
3805      top: newOffsetY,
3806      left: newOffsetX
3807    };
3808  };
3809
3810  Guestures.prototype.limitPosition = function(newOffsetX, newOffsetY, newWidth, newHeight) {
3811    var self = this;
3812
3813    var canvasWidth = self.canvasWidth;
3814    var canvasHeight = self.canvasHeight;
3815
3816    if (newWidth > canvasWidth) {
3817      newOffsetX = newOffsetX > 0 ? 0 : newOffsetX;
3818      newOffsetX = newOffsetX < canvasWidth - newWidth ? canvasWidth - newWidth : newOffsetX;
3819    } else {
3820      // Center horizontally
3821      newOffsetX = Math.max(0, canvasWidth / 2 - newWidth / 2);
3822    }
3823
3824    if (newHeight > canvasHeight) {
3825      newOffsetY = newOffsetY > 0 ? 0 : newOffsetY;
3826      newOffsetY = newOffsetY < canvasHeight - newHeight ? canvasHeight - newHeight : newOffsetY;
3827    } else {
3828      // Center vertically
3829      newOffsetY = Math.max(0, canvasHeight / 2 - newHeight / 2);
3830    }
3831
3832    return {
3833      top: newOffsetY,
3834      left: newOffsetX
3835    };
3836  };
3837
3838  Guestures.prototype.onZoom = function() {
3839    var self = this;
3840
3841    // Calculate current distance between points to get pinch ratio and new width and height
3842    var contentStartPos = self.contentStartPos;
3843
3844    var currentWidth = contentStartPos.width;
3845    var currentHeight = contentStartPos.height;
3846
3847    var currentOffsetX = contentStartPos.left;
3848    var currentOffsetY = contentStartPos.top;
3849
3850    var endDistanceBetweenFingers = distance(self.newPoints[0], self.newPoints[1]);
3851
3852    var pinchRatio = endDistanceBetweenFingers / self.startDistanceBetweenFingers;
3853
3854    var newWidth = Math.floor(currentWidth * pinchRatio);
3855    var newHeight = Math.floor(currentHeight * pinchRatio);
3856
3857    // This is the translation due to pinch-zooming
3858    var translateFromZoomingX = (currentWidth - newWidth) * self.percentageOfImageAtPinchPointX;
3859    var translateFromZoomingY = (currentHeight - newHeight) * self.percentageOfImageAtPinchPointY;
3860
3861    // Point between the two touches
3862    var centerPointEndX = (self.newPoints[0].x + self.newPoints[1].x) / 2 - $(window).scrollLeft();
3863    var centerPointEndY = (self.newPoints[0].y + self.newPoints[1].y) / 2 - $(window).scrollTop();
3864
3865    // And this is the translation due to translation of the centerpoint
3866    // between the two fingers
3867    var translateFromTranslatingX = centerPointEndX - self.centerPointStartX;
3868    var translateFromTranslatingY = centerPointEndY - self.centerPointStartY;
3869
3870    // The new offset is the old/current one plus the total translation
3871    var newOffsetX = currentOffsetX + (translateFromZoomingX + translateFromTranslatingX);
3872    var newOffsetY = currentOffsetY + (translateFromZoomingY + translateFromTranslatingY);
3873
3874    var newPos = {
3875      top: newOffsetY,
3876      left: newOffsetX,
3877      scaleX: pinchRatio,
3878      scaleY: pinchRatio
3879    };
3880
3881    self.canTap = false;