https://www.nlgebiedslabel.nl/wp-content/themes/glb/assets/js/components.js?ver=1.0.0

1/*!
2 * imagesLoaded PACKAGED v4.1.4
3 * JavaScript is all like "You images are done yet or what?"
4 * MIT License
5 */
6
7/**
8 * EvEmitter v1.1.0
9 * Lil' event emitter
10 * MIT License
11 */
12
13/* jshint unused: true, undef: true, strict: true */
14
15( function( global, factory ) {
16  // universal module definition
17  /* jshint strict: false */ /* globals define, module, window */
18  if ( typeof define == 'function' && define.amd ) {
19    // AMD - RequireJS
20    define( 'ev-emitter/ev-emitter',factory );
21  } else if ( typeof module == 'object' && module.exports ) {
22    // CommonJS - Browserify, Webpack
23    module.exports = factory();
24  } else {
25    // Browser globals
26    global.EvEmitter = factory();
27  }
28
29}( typeof window != 'undefined' ? window : this, function() {
30
31
32
33function EvEmitter() {}
34
35var proto = EvEmitter.prototype;
36
37proto.on = function( eventName, listener ) {
38  if ( !eventName || !listener ) {
39    return;
40  }
41  // set events hash
42  var events = this._events = this._events || {};
43  // set listeners array
44  var listeners = events[ eventName ] = events[ eventName ] || [];
45  // only add once
46  if ( listeners.indexOf( listener ) == -1 ) {
47    listeners.push( listener );
48  }
49
50  return this;
51};
52
53proto.once = function( eventName, listener ) {
54  if ( !eventName || !listener ) {
55    return;
56  }
57  // add event
58  this.on( eventName, listener );
59  // set once flag
60  // set onceEvents hash
61  var onceEvents = this._onceEvents = this._onceEvents || {};
62  // set onceListeners object
63  var onceListeners = onceEvents[ eventName ] = onceEvents[ eventName ] || {};
64  // set flag
65  onceListeners[ listener ] = true;
66
67  return this;
68};
69
70proto.off = function( eventName, listener ) {
71  var listeners = this._events && this._events[ eventName ];
72  if ( !listeners || !listeners.length ) {
73    return;
74  }
75  var index = listeners.indexOf( listener );
76  if ( index != -1 ) {
77    listeners.splice( index, 1 );
78  }
79
80  return this;
81};
82
83proto.emitEvent = function( eventName, args ) {
84  var listeners = this._events && this._events[ eventName ];
85  if ( !listeners || !listeners.length ) {
86    return;
87  }
88  // copy over to avoid interference if .off() in listener
89  listeners = listeners.slice(0);
90  args = args || [];
91  // once stuff
92  var onceListeners = this._onceEvents && this._onceEvents[ eventName ];
93
94  for ( var i=0; i < listeners.length; i++ ) {
95    var listener = listeners[i]
96    var isOnce = onceListeners && onceListeners[ listener ];
97    if ( isOnce ) {
98      // remove listener
99      // remove before trigger to prevent recursion
100      this.off( eventName, listener );
101      // unset once flag
102      delete onceListeners[ listener ];
103    }
104    // trigger listener
105    listener.apply( this, args );
106  }
107
108  return this;
109};
110
111proto.allOff = function() {
112  delete this._events;
113  delete this._onceEvents;
114};
115
116return EvEmitter;
117
118}));
119
120/*!
121 * imagesLoaded v4.1.4
122 * JavaScript is all like "You images are done yet or what?"
123 * MIT License
124 */
125
126( function( window, factory ) { 'use strict';
127  // universal module definition
128
129  /*global define: false, module: false, require: false */
130
131  if ( typeof define == 'function' && define.amd ) {
132    // AMD
133    define( [
134      'ev-emitter/ev-emitter'
135    ], function( EvEmitter ) {
136      return factory( window, EvEmitter );
137    });
138  } else if ( typeof module == 'object' && module.exports ) {
139    // CommonJS
140    module.exports = factory(
141      window,
142      require('ev-emitter')
143    );
144  } else {
145    // browser global
146    window.imagesLoaded = factory(
147      window,
148      window.EvEmitter
149    );
150  }
151
152})( typeof window !== 'undefined' ? window : this,
153
154// --------------------------  factory -------------------------- //
155
156function factory( window, EvEmitter ) {
157
158
159
160var $ = window.jQuery;
161var console = window.console;
162
163// -------------------------- helpers -------------------------- //
164
165// extend objects
166function extend( a, b ) {
167  for ( var prop in b ) {
168    a[ prop ] = b[ prop ];
169  }
170  return a;
171}
172
173var arraySlice = Array.prototype.slice;
174
175// turn element or nodeList into an array
176function makeArray( obj ) {
177  if ( Array.isArray( obj ) ) {
178    // use object if already an array
179    return obj;
180  }
181
182  var isArrayLike = typeof obj == 'object' && typeof obj.length == 'number';
183  if ( isArrayLike ) {
184    // convert nodeList to array
185    return arraySlice.call( obj );
186  }
187
188  // array of single index
189  return [ obj ];
190}
191
192// -------------------------- imagesLoaded -------------------------- //
193
194/**
195 * @param {Array, Element, NodeList, String} elem
196 * @param {Object or Function} options - if function, use as callback
197 * @param {Function} onAlways - callback function
198 */
199function ImagesLoaded( elem, options, onAlways ) {
200  // coerce ImagesLoaded() without new, to be new ImagesLoaded()
201  if ( !( this instanceof ImagesLoaded ) ) {
202    return new ImagesLoaded( elem, options, onAlways );
203  }
204  // use elem as selector string
205  var queryElem = elem;
206  if ( typeof elem == 'string' ) {
207    queryElem = document.querySelectorAll( elem );
208  }
209  // bail if bad element
210  if ( !queryElem ) {
211    console.error( 'Bad element for imagesLoaded ' + ( queryElem || elem ) );
212    return;
213  }
214
215  this.elements = makeArray( queryElem );
216  this.options = extend( {}, this.options );
217  // shift arguments if no options set
218  if ( typeof options == 'function' ) {
219    onAlways = options;
220  } else {
221    extend( this.options, options );
222  }
223
224  if ( onAlways ) {
225    this.on( 'always', onAlways );
226  }
227
228  this.getImages();
229
230  if ( $ ) {
231    // add jQuery Deferred object
232    this.jqDeferred = new $.Deferred();
233  }
234
235  // HACK check async to allow time to bind listeners
236  setTimeout( this.check.bind( this ) );
237}
238
239ImagesLoaded.prototype = Object.create( EvEmitter.prototype );
240
241ImagesLoaded.prototype.options = {};
242
243ImagesLoaded.prototype.getImages = function() {
244  this.images = [];
245
246  // filter & find items if we have an item selector

247  this.elements.forEach( this.addElementImages, this );
248};
249
250/**
251 * @param {Node} element
252 */
253ImagesLoaded.prototype.addElementImages = function( elem ) {
254  // filter siblings
255  if ( elem.nodeName == 'IMG' ) {
256    this.addImage( elem );
257  }
258  // get background image on element
259  if ( this.options.background === true ) {
260    this.addElementBackgroundImages( elem );
261  }
262
263  // find children
264  // no non-element nodes, #143
265  var nodeType = elem.nodeType;
266  if ( !nodeType || !elementNodeTypes[ nodeType ] ) {
267    return;
268  }
269  var childImgs = elem.querySelectorAll('img');
270  // concat childElems to filterFound array
271  for ( var i=0; i < childImgs.length; i++ ) {
272    var img = childImgs[i];
273    this.addImage( img );
274  }
275
276  // get child background images
277  if ( typeof this.options.background == 'string' ) {
278    var children = elem.querySelectorAll( this.options.background );
279    for ( i=0; i < children.length; i++ ) {
280      var child = children[i];
281      this.addElementBackgroundImages( child );
282    }
283  }
284};
285
286var elementNodeTypes = {
287  1: true,
288  9: true,
289  11: true
290};
291
292ImagesLoaded.prototype.addElementBackgroundImages = function( elem ) {
293  var style = getComputedStyle( elem );
294  if ( !style ) {
295    // Firefox returns null if in a hidden iframe https://bugzil.la/548397
296    return;
297  }
298  // get url inside url("...")
299  var reURL = /url\((['"])?(.*?)\1\)/gi;
300  var matches = reURL.exec( style.backgroundImage );
301  while ( matches !== null ) {
302    var url = matches && matches[2];
303    if ( url ) {
304      this.addBackground( url, elem );
305    }
306    matches = reURL.exec( style.backgroundImage );
307  }
308};
309
310/**
311 * @param {Image} img
312 */
313ImagesLoaded.prototype.addImage = function( img ) {
314  var loadingImage = new LoadingImage( img );
315  this.images.push( loadingImage );
316};
317
318ImagesLoaded.prototype.addBackground = function( url, elem ) {
319  var background = new Background( url, elem );
320  this.images.push( background );
321};
322
323ImagesLoaded.prototype.check = function() {
324  var _this = this;
325  this.progressedCount = 0;
326  this.hasAnyBroken = false;
327  // complete if no images
328  if ( !this.images.length ) {
329    this.complete();
330    return;
331  }
332
333  function onProgress( image, elem, message ) {
334    // HACK - Chrome triggers event before object properties have changed. #83
335    setTimeout( function() {
336      _this.progress( image, elem, message );
337    });
338  }
339
340  this.images.forEach( function( loadingImage ) {
341    loadingImage.once( 'progress', onProgress );
342    loadingImage.check();
343  });
344};
345
346ImagesLoaded.prototype.progress = function( image, elem, message ) {
347  this.progressedCount++;
348  this.hasAnyBroken = this.hasAnyBroken || !image.isLoaded;
349  // progress event
350  this.emitEvent( 'progress', [ this, image, elem ] );
351  if ( this.jqDeferred && this.jqDeferred.notify ) {
352    this.jqDeferred.notify( this, image );
353  }
354  // check if completed
355  if ( this.progressedCount == this.images.length ) {
356    this.complete();
357  }
358
359  if ( this.options.debug && console ) {
360    console.log( 'progress: ' + message, image, elem );
361  }
362};
363
364ImagesLoaded.prototype.complete = function() {
365  var eventName = this.hasAnyBroken ? 'fail' : 'done';
366  this.isComplete = true;
367  this.emitEvent( eventName, [ this ] );
368  this.emitEvent( 'always', [ this ] );
369  if ( this.jqDeferred ) {
370    var jqMethod = this.hasAnyBroken ? 'reject' : 'resolve';
371    this.jqDeferred[ jqMethod ]( this );
372  }
373};
374
375// --------------------------  -------------------------- //
376
377function LoadingImage( img ) {
378  this.img = img;
379}
380
381LoadingImage.prototype = Object.create( EvEmitter.prototype );
382
383LoadingImage.prototype.check = function() {
384  // If complete is true and browser supports natural sizes,
385  // try to check for image status manually.
386  var isComplete = this.getIsImageComplete();
387  if ( isComplete ) {
388    // report based on naturalWidth
389    this.confirm( this.img.naturalWidth !== 0, 'naturalWidth' );
390    return;
391  }
392
393  // If none of the checks above matched, simulate loading on detached element.
394  this.proxyImage = new Image();
395  this.proxyImage.addEventListener( 'load', this );
396  this.proxyImage.addEventListener( 'error', this );
397  // bind to image as well for Firefox. #191
398  this.img.addEventListener( 'load', this );
399  this.img.addEventListener( 'error', this );
400  this.proxyImage.src = this.img.src;
401};
402
403LoadingImage.prototype.getIsImageComplete = function() {

404  // check for non-zero, non-undefined naturalWidth
405  // fixes Safari+InfiniteScroll+Masonry bug infinite-scroll#671
406  return this.img.complete && this.img.naturalWidth;
407};
408
409LoadingImage.prototype.confirm = function( isLoaded, message ) {
410  this.isLoaded = isLoaded;
411  this.emitEvent( 'progress', [ this, this.img, message ] );
412};
413
414// ----- events ----- //
415
416// trigger specified handler for event type
417LoadingImage.prototype.handleEvent = function( event ) {
418  var method = 'on' + event.type;
419  if ( this[ method ] ) {
420    this[ method ]( event );
421  }
422};
423
424LoadingImage.prototype.onload = function() {
425  this.confirm( true, 'onload' );
426  this.unbindEvents();
427};
428
429LoadingImage.prototype.onerror = function() {
430  this.confirm( false, 'onerror' );
431  this.unbindEvents();
432};
433
434LoadingImage.prototype.unbindEvents = function() {
435  this.proxyImage.removeEventListener( 'load', this );
436  this.proxyImage.removeEventListener( 'error', this );
437  this.img.removeEventListener( 'load', this );
438  this.img.removeEventListener( 'error', this );
439};
440
441// -------------------------- Background -------------------------- //
442
443function Background( url, element ) {
444  this.url = url;
445  this.element = element;
446  this.img = new Image();
447}
448
449// inherit LoadingImage prototype
450Background.prototype = Object.create( LoadingImage.prototype );
451
452Background.prototype.check = function() {
453  this.img.addEventListener( 'load', this );
454  this.img.addEventListener( 'error', this );
455  this.img.src = this.url;
456  // check if image is already complete
457  var isComplete = this.getIsImageComplete();
458  if ( isComplete ) {
459    this.confirm( this.img.naturalWidth !== 0, 'naturalWidth' );
460    this.unbindEvents();
461  }
462};
463
464Background.prototype.unbindEvents = function() {
465  this.img.removeEventListener( 'load', this );
466  this.img.removeEventListener( 'error', this );
467};
468
469Background.prototype.confirm = function( isLoaded, message ) {
470  this.isLoaded = isLoaded;
471  this.emitEvent( 'progress', [ this, this.element, message ] );
472};
473
474// -------------------------- jQuery -------------------------- //
475
476ImagesLoaded.makeJQueryPlugin = function( jQuery ) {
477  jQuery = jQuery || window.jQuery;
478  if ( !jQuery ) {
479    return;
480  }
481  // set local variable
482  $ = jQuery;
483  // $().imagesLoaded()
484  $.fn.imagesLoaded = function( options, callback ) {
485    var instance = new ImagesLoaded( this, options, callback );
486    return instance.jqDeferred.promise( $(this) );
487  };
488};
489// try making plugin
490ImagesLoaded.makeJQueryPlugin();
491
492// --------------------------  -------------------------- //
493
494return ImagesLoaded;
495
496});
497
498
499/*!
500 * Isotope PACKAGED v3.0.6
501 *
502 * Licensed GPLv3 for open source use
503 * or Isotope Commercial License for commercial use
504 *
505 * https://isotope.metafizzy.co
506 * Copyright 2010-2018 Metafizzy

506
507 */
508
509/**
510 * Bridget makes jQuery widgets
511 * v2.0.1
512 * MIT license
513 */
514
515/* jshint browser: true, strict: true, undef: true, unused: true */
516
517( function( window, factory ) {
518  // universal module definition
519  /*jshint strict: false */ /* globals define, module, require */
520  if ( typeof define == 'function' && define.amd ) {
521    // AMD
522    define( 'jquery-bridget/jquery-bridget',[ 'jquery' ], function( jQuery ) {
523      return factory( window, jQuery );
524    });
525  } else if ( typeof module == 'object' && module.exports ) {
526    // CommonJS
527    module.exports = factory(
528      window,
529      require('jquery')
530    );
531  } else {
532    // browser global
533    window.jQueryBridget = factory(
534      window,
535      window.jQuery
536    );
537  }
538
539}( window, function factory( window, jQuery ) {
540'use strict';
541
542// ----- utils ----- //
543
544var arraySlice = Array.prototype.slice;
545
546// helper function for logging errors
547// $.error breaks jQuery chaining
548var console = window.console;
549var logError = typeof console == 'undefined' ? function() {} :
550  function( message ) {
551    console.error( message );
552  };
553
554// ----- jQueryBridget ----- //
555
556function jQueryBridget( namespace, PluginClass, $ ) {
557  $ = $ || jQuery || window.jQuery;
558  if ( !$ ) {
559    return;
560  }
561
562  // add option method -> $().plugin('option', {...})
563  if ( !PluginClass.prototype.option ) {
564    // option setter
565    PluginClass.prototype.option = function( opts ) {
566      // bail out if not an object
567      if ( !$.isPlainObject( opts ) ){
568        return;
569      }
570      this.options = $.extend( true, this.options, opts );
571    };
572  }
573
574  // make jQuery plugin
575  $.fn[ namespace ] = function( arg0 /*, arg1 */ ) {
576    if ( typeof arg0 == 'string' ) {
577      // method call $().plugin( 'methodName', { options } )
578      // shift arguments by 1
579      var args = arraySlice.call( arguments, 1 );
580      return methodCall( this, arg0, args );
581    }
582    // just $().plugin({ options })
583    plainCall( this, arg0 );
584    return this;
585  };
586
587  // $().plugin('methodName')
588  function methodCall( $elems, methodName, args ) {
589    var returnValue;
590    var pluginMethodStr = '$().' + namespace + '("' + methodName + '")';
591
592    $elems.each( function( i, elem ) {
593      // get instance
594      var instance = $.data( elem, namespace );
595      if ( !instance ) {
596        logError( namespace + ' not initialized. Cannot call methods, i.e. ' +
597          pluginMethodStr );
598        return;
599      }
600
601      var method = instance[ methodName ];
602      if ( !method || methodName.charAt(0) == '_' ) {
603        logError( pluginMethodStr + ' is not a valid method' );
604        return;
605      }
606
607      // apply method, get return value
608      var value = method.apply( instance, args );
609      // set return value if value is returned, use only first value
610      returnValue = returnValue === undefined ? value : returnValue;
611    });
612
613    return returnValue !== undefined ? returnValue : $elems;
614  }
615
616  function plainCall( $elems, options ) {
617    $elems.each( function( i, elem ) {
618      var instance = $.data( elem, namespace );
619      if ( instance ) {
620        // set options & init
621        instance.option( options );
622        instance._init();
623      } else {
624        // initialize new instance
625        instance = new PluginClass( elem, options );
626        $.data( elem, namespace, instance );
627      }
628    });
629  }
630
631  updateJQuery( $ );
632
633}
634
635// ----- updateJQuery ----- //
636
637// set $.bridget for v1 backwards compatibility
638function updateJQuery( $ ) {
639  if ( !$ || ( $ && $.bridget ) ) {
640    return;
641  }
642  $.bridget = jQueryBridget;
643}
644
645updateJQuery( jQuery || window.jQuery );
646
647// -----  ----- //
648
649return jQueryBridget;
650
651}));
652
653/**
654 * EvEmitter v1.1.0
655 * Lil' event emitter
656 * MIT License
657 */
658
659/* jshint unused: true, undef: true, strict: true */
660
661( function( global, factory ) {
662  // universal module definition
663  /* jshint strict: false */ /* globals define, module, window */
664  if ( typeof define == 'function' && define.amd ) {
665    // AMD - RequireJS
666    define( 'ev-emitter/ev-emitter',factory );
667  } else if ( typeof module == 'object' && module.exports ) {
668    // CommonJS - Browserify, Webpack
669    module.exports = factory();
670  } else {
671    // Browser globals
672    global.EvEmitter = factory();
673  }
674
675}( typeof window != 'undefined' ? window : this, function() {
676
677
678
679function EvEmitter() {}
680
681var proto = EvEmitter.prototype;
682
683proto.on = function( eventName, listener ) {
684  if ( !eventName || !listener ) {
685    return;
686  }
687  // set events hash
688  var events = this._events = this._events || {};
689  // set listeners array
690  var listeners = events[ eventName ] = events[ eventName ] || [];
691  // only add once
692  if ( listeners.indexOf( listener ) == -1 ) {
693    listeners.push( listener );
694  }
695
696  return this;
697};
698
699proto.once = function( eventName, listener ) {
700  if ( !eventName || !listener ) {
701    return;
702  }
703  // add event
704  this.on( eventName, listener );
705  // set once flag
706  // set onceEvents hash
707  var onceEvents = this._onceEvents = this._onceEvents || {};
708  // set onceListeners object
709  var onceListeners = onceEvents[ eventName ] = onceEvents[ eventName ] || {};
710  // set flag
711  onceListeners[ listener ] = true;
712
713  return this;
714};
715
716proto.off = function( eventName, listener ) {
717  var listeners = this._events && this._events[ eventName ];
718  if ( !listeners || !listeners.length ) {
719    return;
720  }
721  var index = listeners.indexOf( listener );
722  if ( index != -1 ) {
723    listeners.splice( index, 1 );
724  }
725
726  return this;
727};
728
729proto.emitEvent = function( eventName, args ) {
730  var listeners = this._events && this._events[ eventName ];
731  if ( !listeners || !listeners.length ) {
732    return;
733  }
734  // copy over to avoid interference if .off() in listener
735  listeners = listeners.slice(0);
736  args = args || [];
737  // once stuff
738  var onceListeners = this._onceEvents && this._onceEvents[ eventName ];
739
740  for ( var i=0; i < listeners.length; i++ ) {
741    var listener = listeners[i]
742    var isOnce = onceListeners && onceListeners[ listener ];
743    if ( isOnce ) {
744      // remove listener
745      // remove before trigger to prevent recursion
746      this.off( eventName, listener );
747      // unset once flag
748      delete onceListeners[ listener ];
749    }
750    // trigger listener
751    listener.apply( this, args );
752  }
753
754  return this;
755};
756
757proto.allOff = function() {
758  delete this._events;
759  delete this._onceEvents;
760};
761
762return EvEmitter;
763
764}));
765
766/*!
767 * getSize v2.0.3
768 * measure size of elements
769 * MIT license
770 */
771
772/* jshint browser: true, strict: true, undef: true, unused: true */
773/* globals console: false */
774
775( function( window, factory ) {
776  /* jshint strict: false */ /* globals define, module */
777  if ( typeof define == 'function' && define.amd ) {
778    // AMD
779    define( 'get-size/get-size',factory );
780  } else if ( typeof module == 'object' && module.exports ) {
781    // CommonJS
782    module.exports = factory();
783  } else {
784    // browser global
785    window.getSize = factory();
786  }
787
788})( window, function factory() {
789'use strict';
790
791// -------------------------- helpers -------------------------- //
792
793// get a number from a string, not a percentage
794function getStyleSize( value ) {
795  var num = parseFloat( value );
796  // not a percent like '100%', and a number
797  var isValid = value.indexOf('%') == -1 && !isNaN( num );
798  return isValid && num;
799}
800
801function noop() {}
802
803var logError = typeof console == 'undefined' ? noop :
804  function( message ) {
805    console.error( message );
806  };
807
808// -------------------------- measurements -------------------------- //
809
810var measurements = [
811  'paddingLeft',
812  'paddingRight',
813  'paddingTop',
814  'paddingBottom',
815  'marginLeft',
816  'marginRight',
817  'marginTop',
818  'marginBottom',
819  'borderLeftWidth',
820  'borderRightWidth',
821  'borderTopWidth',
822  'borderBottomWidth'
823];
824
825var measurementsLength = measurements.length;
826
827function getZeroSize() {
828  var size = {
829    width: 0,
830    height: 0,
831    innerWidth: 0,
832    innerHeight: 0,
833    outerWidth: 0,
834    outerHeight: 0
835  };
836  for ( var i=0; i < measurementsLength; i++ ) {
837    var measurement = measurements[i];
838    size[ measurement ] = 0;
839  }
840  return size;
841}
842
843// -------------------------- getStyle -------------------------- //
844
845/**
846 * getStyle, get style of element, check for Firefox bug
847 * https://bugzilla.mozilla.org/show_bug.cgi?id=548397
848 */
849function getStyle( elem ) {
850  var style = getComputedStyle( elem );
851  if ( !style ) {
852    logError( 'Style returned ' + style +
853      '. Are you running this code in a hidden iframe on Firefox? ' +
854      'See https://bit.ly/getsizebug1' );
855  }
856  return style;
857}
858
859// -------------------------- setup -------------------------- //
860
861var isSetup = false;
862
863var isBoxSizeOuter;
864
865/**
866 * setup
867 * check isBoxSizerOuter
868 * do on first getSize() rather than on page load for Firefox bug
869 */
870function setup() {
871  // setup once
872  if ( isSetup ) {
873    return;
874  }
875  isSetup = true;
876
877  // -------------------------- box sizing -------------------------- //
878
879  /**
880   * Chrome & Safari measure the outer-width on style.width on border-box elems
881   * IE11 & Firefox<29 measures the inner-width
882   */
883  var div = document.createElement('div');
884  div.style.width = '200px';
885  div.style.padding = '1px 2px 3px 4px';
886  div.style.borderStyle = 'solid';
887  div.style.borderWidth = '1px 2px 3px 4px';
888  div.style.boxSizing = 'border-box';
889
890  var body = document.body || document.documentElement;
891  body.appendChild( div );
892  var style = getStyle( div );
893  // round value for browser zoom. desandro/masonry#928
894  isBoxSizeOuter = Math.round( getStyleSize( style.width ) ) == 200;
895  getSize.isBoxSizeOuter = isBoxSizeOuter;
896
897  body.removeChild( div );
898}
899
900// -------------------------- getSize -------------------------- //
901
902function getSize( elem ) {
903  setup();
904
905  // use querySeletor if elem is string
906  if ( typeof elem == 'string' ) {
907    elem = document.querySelector( elem );
908  }
909
910  // do not proceed on non-objects
911  if ( !elem || typeof elem != 'object' || !elem.nodeType ) {
912    return;
913  }
914
915  var style = getStyle( elem );
916
917  // if hidden, everything is 0
918  if ( style.display == 'none' ) {
919    return getZeroSize();
920  }
921
922  var size = {};
923  size.width = elem.offsetWidth;
924  size.height = elem.offsetHeight;
925
926  var isBorderBox = size.isBorderBox = style.boxSizing == 'border-box';
927
928  // get all measurements
929  for ( var i=0; i < measurementsLength; i++ ) {
930    var measurement = measurements[i];
931    var value = style[ measurement ];
932    var num = parseFloat( value );
933    // any 'auto', 'medium' value will be 0
934    size[ measurement ] = !isNaN( num ) ? num : 0;
935  }
936
937  var paddingWidth = size.paddingLeft + size.paddingRight;
938  var paddingHeight = size.paddingTop + size.paddingBottom;
939  var marginWidth = size.marginLeft + size.marginRight;
940  var marginHeight = size.marginTop + size.marginBottom;
941  var borderWidth = size.borderLeftWidth + size.borderRightWidth;
942  var borderHeight = size.borderTopWidth + size.borderBottomWidth;
943
944  var isBorderBoxSizeOuter = isBorderBox && isBoxSizeOuter;
945
946  // overwrite width and height if we can get it from style
947  var styleWidth = getStyleSize( style.width );
948  if ( styleWidth !== false ) {
949    size.width = styleWidth +
950      // add padding and border unless it's already including it
951      ( isBorderBoxSizeOuter ? 0 : paddingWidth + borderWidth );
952  }
953
954  var styleHeight = getStyleSize( style.height );
955  if ( styleHeight !== false ) {
956    size.height = styleHeight +
957      // add padding and border unless it's already including it
958      ( isBorderBoxSizeOuter ? 0 : paddingHeight + borderHeight );
959  }
960
961  size.innerWidth = size.width - ( paddingWidth + borderWidth );
962  size.innerHeight = size.height - ( paddingHeight + borderHeight );
963
964  size.outerWidth = size.width + marginWidth;
965  size.outerHeight = size.height + marginHeight;
966
967  return size;
968}
969
970return getSize;
971
972});
973
974/**
975 * matchesSelector v2.0.2
976 * matchesSelector( element, '.selector' )
977 * MIT license
978 */
979
980/*jshint browser: true, strict: true, undef: true, unused: true */
981
982( function( window, factory ) {
983  /*global define: false, module: false */
984  'use strict';
985  // universal module definition
986  if ( typeof define == 'function' && define.amd ) {
987    // AMD
988    define( 'desandro-matches-selector/matches-selector',factory );
989  } else if ( typeof module == 'object' && module.exports ) {
990    // CommonJS
991    module.exports = factory();
992  } else {
993    // browser global
994    window.matchesSelector = factory();
995  }
996
997}( window, function factory() {
998  'use strict';
999
1000  var matchesMethod = ( function() {
1001    var ElemProto = window.Element.prototype;
1002    // check for the standard method name first
1003    if ( ElemProto.matches ) {
1004      return 'matches';
1005    }
1006    // check un-prefixed
1007    if ( ElemProto.matchesSelector ) {
1008      return 'matchesSelector';
1009    }
1010    // check vendor prefixes
1011    var prefixes = [ 'webkit', 'moz', 'ms', 'o' ];
1012
1013    for ( var i=0; i < prefixes.length; i++ ) {
1014      var prefix = prefixes[i];
1015      var method = prefix + 'MatchesSelector';
1016      if ( ElemProto[ method ] ) {
1017        return method;
1018      }
1019    }
1020  })();
1021
1022  return function matchesSelector( elem, selector ) {
1023    return elem[ matchesMethod ]( selector );
1024  };
1025
1026}));
1027
1028/**
1029 * Fizzy UI utils v2.0.7
1030 * MIT license
1031 */
1032
1033/*jshint browser: true, undef: true, unused: true, strict: true */
1034
1035( function( window, factory ) {
1036  // universal module definition
1037  /*jshint strict: false */ /*globals define, module, require */
1038
1039  if ( typeof define == 'function' && define.amd ) {
1040    // AMD
1041    define( 'fizzy-ui-utils/utils',[
1042      'desandro-matches-selector/matches-selector'
1043    ], function( matchesSelector ) {
1044      return factory( window, matchesSelector );
1045    });
1046  } else if ( typeof module == 'object' && module.exports ) {
1047    // CommonJS
1048    module.exports = factory(
1049      window,
1050      require('desandro-matches-selector')
1051    );
1052  } else {
1053    // browser global
1054    window.fizzyUIUtils = factory(
1055      window,
1056      window.matchesSelector
1057    );
1058  }
1059
1060}( window, function factory( window, matchesSelector ) {
1061
1062
1063
1064var utils = {};
1065
1066// ----- extend ----- //
1067
1068// extends objects
1069utils.extend = function( a, b ) {
1070  for ( var prop in b ) {
1071    a[ prop ] = b[ prop ];
1072  }
1073  return a;
1074};
1075
1076// ----- modulo ----- //
1077
1078utils.modulo = function( num, div ) {
1079  return ( ( num % div ) + div ) % div;
1080};
1081
1082// ----- makeArray ----- //
1083
1084var arraySlice = Array.prototype.slice;
1085
1086// turn element or nodeList into an array
1087utils.makeArray = function( obj ) {
1088  if ( Array.isArray( obj ) ) {
1089    // use object if already an array
1090    return obj;
1091  }
1092  // return empty array if undefined or null. #6
1093  if ( obj === null || obj === undefined ) {
1094    return [];
1095  }
1096
1097  var isArrayLike = typeof obj == 'object' && typeof obj.length == 'number';
1098  if ( isArrayLike ) {
1099    // convert nodeList to array
1100    return arraySlice.call( obj );
1101  }
1102
1103  // array of single index
1104  return [ obj ];
1105};
1106
1107// ----- removeFrom ----- //
1108
1109utils.removeFrom = function( ary, obj ) {
1110  var index = ary.indexOf( obj );
1111  if ( index != -1 ) {
1112    ary.splice( index, 1 );
1113  }
1114};
1115
1116// ----- getParent ----- //
1117
1118utils.getParent = function( elem, selector ) {
1119  while ( elem.parentNode && elem != document.body ) {
1120    elem = elem.parentNode;
1121    if ( matchesSelector( elem, selector ) ) {
1122      return elem;
1123    }
1124  }
1125};
1126
1127// ----- getQueryElement ----- //
1128
1129// use element as selector string
1130utils.getQueryElement = function( elem ) {
1131  if ( typeof elem == 'string' ) {
1132    return document.querySelector( elem );
1133  }
1134  return elem;
1135};
1136
1137// ----- handleEvent ----- //
1138
1139// enable .ontype to trigger from .addEventListener( elem, 'type' )
1140utils.handleEvent = function( event ) {
1141  var method = 'on' + event.type;
1142  if ( this[ method ] ) {
1143    this[ method ]( event );
1144  }
1145};
1146
1147// ----- filterFindElements ----- //
1148
1149utils.filterFindElements = function( elems, selector ) {
1150  // make array of elems
1151  elems = utils.makeArray( elems );
1152  var ffElems = [];
1153
1154  elems.forEach( function( elem ) {
1155    // check that elem is an actual element
1156    if ( !( elem instanceof HTMLElement ) ) {
1157      return;
1158    }
1159    // add elem if no selector
1160    if ( !selector ) {
1161      ffElems.push( elem );
1162      return;
1163    }
1164    // filter & find items if we have a selector
1165    // filter
1166    if ( matchesSelector( elem, selector ) ) {
1167      ffElems.push( elem );
1168    }
1169    // find children
1170    var childElems = elem.querySelectorAll( selector );
1171    // concat childElems to filterFound array
1172    for ( var i=0; i < childElems.length; i++ ) {
1173      ffElems.push( childElems[i] );
1174    }
1175  });
1176
1177  return ffElems;
1178};
1179
1180// ----- debounceMethod ----- //
1181
1182utils.debounceMethod = function( _class, methodName, threshold ) {
1183  threshold = threshold || 100;
1184  // original method
1185  var method = _class.prototype[ methodName ];
1186  var timeoutName = methodName + 'Timeout';
1187
1188  _class.prototype[ methodName ] = function() {
1189    var timeout = this[ timeoutName ];
1190    clearTimeout( timeout );
1191
1192    var args = arguments;
1193    var _this = this;
1194    this[ timeoutName ] = setTimeout( function() {
1195      method.apply( _this, args );
1196      delete _this[ timeoutName ];
1197    }, threshold );
1198  };
1199};
1200
1201// ----- docReady ----- //
1202
1203utils.docReady = function( callback ) {
1204  var readyState = document.readyState;
1205  if ( readyState == 'complete' || readyState == 'interactive' ) {
1206    // do async to allow for other scripts to run. metafizzy/flickity#441
1207    setTimeout( callback );
1208  } else {
1209    document.addEventListener( 'DOMContentLoaded', callback );
1210  }
1211};
1212
1213// ----- htmlInit ----- //
1214
1215// http://jamesroberts.name/blog/2010/02/22/string-functions-for-javascript-trim-to-camel-case-to-dashed-and-to-underscore/
1216utils.toDashed = function( str ) {
1217  return str.replace( /(.)([A-Z])/g, function( match, $1, $2 ) {
1218    return $1 + '-' + $2;
1219  }).toLowerCase();
1220};
1221
1222var console = window.console;
1223/**
1224 * allow user to initialize classes via [data-namespace] or .js-namespace class
1225 * htmlInit( Widget, 'widgetName' )
1226 * options are parsed from data-namespace-options
1227 */
1228utils.htmlInit = function( WidgetClass, namespace ) {
1229  utils.docReady( function() {
1230    var dashedNamespace = utils.toDashed( namespace );
1231    var dataAttr = 'data-' + dashedNamespace;
1232    var dataAttrElems = document.querySelectorAll( '[' + dataAttr + ']' );
1233    var jsDashElems = document.querySelectorAll( '.js-' + dashedNamespace );
1234    var elems = utils.makeArray( dataAttrElems )
1235      .concat( utils.makeArray( jsDashElems ) );
1236    var dataOptionsAttr = dataAttr + '-options';
1237    var jQuery = window.jQuery;
1238
1239    elems.forEach( function( elem ) {
1240      var attr = elem.getAttribute( dataAttr ) ||
1241        elem.getAttribute( dataOptionsAttr );
1242      var options;
1243      try {
1244        options = attr && JSON.parse( attr );
1245      } catch ( error ) {
1246        // log error, do not initialize
1247        if ( console ) {
1248          console.error( 'Error parsing ' + dataAttr + ' on ' + elem.className +
1249          ': ' + error );
1250        }
1251        return;
1252      }
1253      // initialize
1254      var instance = new WidgetClass( elem, options );
1255      // make available via $().data('namespace')
1256      if ( jQuery ) {
1257        jQuery.data( elem, namespace, instance );
1258      }
1259    });
1260
1261  });
1262};
1263
1264// -----  ----- //
1265
1266return utils;
1267
1268}));
1269
1270/**
1271 * Outlayer Item
1272 */
1273
1274( function( window, factory ) {
1275  // universal module definition
1276  /* jshint strict: false */ /* globals define, module, require */
1277  if ( typeof define == 'function' && define.amd ) {
1278    // AMD - RequireJS
1279    define( 'outlayer/item',[
1280        'ev-emitter/ev-emitter',
1281        'get-size/get-size'
1282      ],
1283      factory
1284    );
1285  } else if ( typeof module == 'object' && module.exports ) {
1286    // CommonJS - Browserify, Webpack
1287    module.exports = factory(
1288      require('ev-emitter'),
1289      require('get-size')
1290    );
1291  } else {
1292    // browser global
1293    window.Outlayer = {};
1294    window.Outlayer.Item = factory(
1295      window.EvEmitter,
1296      window.getSize
1297    );
1298  }
1299
1300}( window, function factory( EvEmitter, getSize ) {
1301'use strict';
1302
1303// ----- helpers ----- //
1304
1305function isEmptyObj( obj ) {
1306  for ( var prop in obj ) {
1307    return false;
1308  }
1309  prop = null;
1310  return true;
1311}
1312
1313// -------------------------- CSS3 support -------------------------- //
1314
1315
1316var docElemStyle = document.documentElement.style;
1317
1318var transitionProperty = typeof docElemStyle.transition == 'string' ?
1319  'transition' : 'WebkitTransition';
1320var transformProperty = typeof docElemStyle.transform == 'string' ?
1321  'transform' : 'WebkitTransform';
1322
1323var transitionEndEvent = {
1324  WebkitTransition: 'webkitTransitionEnd',
1325  transition: 'transitionend'
1326}[ transitionProperty ];
1327
1328// cache all vendor properties that could have vendor prefix
1329var vendorProperties = {
1330  transform: transformProperty,
1331  transition: transitionProperty,
1332  transitionDuration: transitionProperty + 'Duration',
1333  transitionProperty: transitionProperty + 'Property',
1334  transitionDelay: transitionProperty + 'Delay'
1335};
1336
1337// -------------------------- Item -------------------------- //
1338
1339function Item( element, layout ) {
1340  if ( !element ) {
1341    return;
1342  }
1343
1344  this.element = element;
1345  // parent layout class, i.e. Masonry, Isotope, or Packery
1346  this.layout = layout;
1347  this.position = {
1348    x: 0,
1349    y: 0
1350  };
1351
1352  this._create();
1353}
1354
1355// inherit EvEmitter
1356var proto = Item.prototype = Object.create( EvEmitter.prototype );
1357proto.constructor = Item;
1358
1359proto._create = function() {
1360  // transition objects
1361  this._transn = {
1362    ingProperties: {},
1363    clean: {},
1364    onEnd: {}
1365  };
1366
1367  this.css({
1368    position: 'absolute'
1369  });
1370};
1371
1372// trigger specified handler for event type
1373proto.handleEvent = function( event ) {
1374  var method = 'on' + event.type;
1375  if ( this[ method ] ) {
1376    this[ method ]( event );
1377  }
1378};
1379
1380proto.getSize = function() {
1381  this.size = getSize( this.element );
1382};
1383
1384/**
1385 * apply CSS styles to element
1386 * @param {Object} style
1387 */
1388proto.css = function( style ) {
1389  var elemStyle = this.element.style;
1390
1391  for ( var prop in style ) {
1392    // use vendor property if available
1393    var supportedProp = vendorProperties[ prop ] || prop;
1394    elemStyle[ supportedProp ] = style[ prop ];
1395  }
1396};
1397
1398 // measure position, and sets it
1399proto.getPosition = function() {
1400  var style = getComputedStyle( this.element );
1401  var isOriginLeft = this.layout._getOption('originLeft');
1402  var isOriginTop = this.layout._getOption('originTop');
1403  var xValue = style[ isOriginLeft ? 'left' : 'right' ];
1404  var yValue = style[ isOriginTop ? 'top' : 'bottom' ];
1405  var x = parseFloat( xValue );
1406  var y = parseFloat( yValue );
1407  // convert percent to pixels
1408  var layoutSize = this.layout.size;
1409  if ( xValue.indexOf('%') != -1 ) {
1410    x = ( x / 100 ) * layoutSize.width;
1411  }
1412  if ( yValue.indexOf('%') != -1 ) {
1413    y = ( y / 100 ) * layoutSize.height;
1414  }
1415  // clean up 'auto' or other non-integer values
1416  x = isNaN( x ) ? 0 : x;
1417  y = isNaN( y ) ? 0 : y;
1418  // remove padding from measurement
1419  x -= isOriginLeft ? layoutSize.paddingLeft : layoutSize.paddingRight;
1420  y -= isOriginTop ? layoutSize.paddingTop : layoutSize.paddingBottom;
1421
1422  this.position.x = x;
1423  this.position.y = y;
1424};
1425
1426// set settled position, apply padding
1427proto.layoutPosition = function() {
1428  var layoutSize = this.layout.size;
1429  var style = {};
1430  var isOriginLeft = this.layout._getOption('originLeft');
1431  var isOriginTop = this.layout._getOption('originTop');
1432
1433  // x
1434  var xPadding = isOriginLeft ? 'paddingLeft' : 'paddingRight';
1435  var xProperty = isOriginLeft ? 'left' : 'right';
1436  var xResetProperty = isOriginLeft ? 'right' : 'left';
1437
1438  var x = this.position.x + layoutSize[ xPadding ];
1439  // set in percentage or pixels
1440  style[ xProperty ] = this.getXValue( x );
1441  // reset other property
1442  style[ xResetProperty ] = '';
1443
1444  // y
1445  var yPadding = isOriginTop ? 'paddingTop' : 'paddingBottom';
1446  var yProperty = isOriginTop ? 'top' : 'bottom';
1447  var yResetProperty = isOriginTop ? 'bottom' : 'top';
1448
1449  var y = this.position.y + layoutSize[ yPadding ];
1450  // set in percentage or pixels
1451  style[ yProperty ] = this.getYValue( y );
1452  // reset other property
1453  style[ yResetProperty ] = '';
1454
1455  this.css( style );
1456  this.emitEvent( 'layout', [ this ] );
1457};
1458
1459proto.getXValue = function( x ) {
1460  var isHorizontal = this.layout._getOption('horizontal');
1461  return this.layout.options.percentPosition && !isHorizontal ?
1462    ( ( x / this.layout.size.width ) * 100 ) + '%' : x + 'px';
1463};
1464
1465proto.getYValue = function( y ) {
1466  var isHorizontal = this.layout._getOption('horizontal');
1467  return this.layout.options.percentPosition && isHorizontal ?
1468    ( ( y / this.layout.size.height ) * 100 ) + '%' : y + 'px';
1469};
1470
1471proto._transitionTo = function( x, y ) {
1472  this.getPosition();
1473  // get current x & y from top/left
1474  var curX = this.position.x;
1475  var curY = this.position.y;
1476
1477  var didNotMove = x == this.position.x && y == this.position.y;
1478
1479  // save end position
1480  this.setPosition( x, y );
1481
1482  // if did not move and not transitioning, just go to layout
1483  if ( didNotMove && !this.isTransitioning ) {
1484    this.layoutPosition();
1485    return;
1486  }
1487
1488  var transX = x - curX;
1489  var transY = y - curY;
1490  var transitionStyle = {};
1491  transitionStyle.transform = this.getTranslate( transX, transY );
1492
1493  this.transition({
1494    to: transitionStyle,
1495    onTransitionEnd: {
1496      transform: this.layoutPosition
1497    },
1498    isCleaning: true
1499  });
1500};
1501
1502proto.getTranslate = function( x, y ) {
1503  // flip cooridinates if origin on right or bottom
1504  var isOriginLeft = this.layout._getOption('originLeft');
1505  var isOriginTop = this.layout._getOption('originTop');
1506  x = isOriginLeft ? x : -x;
1507  y = isOriginTop ? y : -y;
1508  return 'translate3d(' + x + 'px, ' + y + 'px, 0)';
1509};
1510
1511// non transition + transform support
1512proto.goTo = function( x, y ) {
1513  this.setPosition( x, y );
1514  this.layoutPosition();
1515};
1516
1517proto.moveTo = proto._transitionTo;
1518
1519proto.setPosition = function( x, y ) {
1520  this.position.x = parseFloat( x );
1521  this.position.y = parseFloat( y );
1522};
1523
1524// ----- transition ----- //
1525
1526/**
1527 * @param {Object} style - CSS
1528 * @param {Function} onTransitionEnd
1529 */
1530
1531// non transition, just trigger callback
1532proto._nonTransition = function( args ) {
1533  this.css( args.to );
1534  if ( args.isCleaning ) {
1535    this._removeStyles( args.to );
1536  }
1537  for ( var prop in args.onTransitionEnd ) {
1538    args.onTransitionEnd[ prop ].call( this );
1539  }
1540};
1541
1542/**
1543 * proper transition
1544 * @param {Object} args - arguments
1545 *   @param {Object} to - style to transition to
1546 *   @param {Object} from - style to start transition from
1547 *   @param {Boolean} isCleaning - removes transition styles after transition
1548 *   @param {Function} onTransitionEnd - callback
1549 */
1550proto.transition = function( args ) {
1551  // redirect to nonTransition if no transition duration
1552  if ( !parseFloat( this.layout.options.transitionDuration ) ) {
1553    this._nonTransition( args );
1554    return;
1555  }
1556
1557  var _transition = this._transn;
1558  // keep track of onTransitionEnd callback by css property
1559  for ( var prop in args.onTransitionEnd ) {
1560    _transition.onEnd[ prop ] = args.onTransitionEnd[ prop ];
1561  }
1562  // keep track of properties that are transitioning
1563  for ( prop in args.to ) {
1564    _transition.ingProperties[ prop ] = true;
1565    // keep track of properties to clean up when transition is done
1566    if ( args.isCleaning ) {
1567      _transition.clean[ prop ] = true;
1568    }
1569  }
1570
1571  // set from styles
1572  if ( args.from ) {
1573    this.css( args.from );
1574    // force redraw. http://blog.alexmaccaw.com/css-transitions
1575    var h = this.element.offsetHeight;
1576    // hack for JSHint to hush about unused var
1577    h = null;
1578  }
1579  // enable transition
1580  this.enableTransition( args.to );
1581  // set styles that are transitioning
1582  this.css( args.to );
1583
1584  this.isTransitioning = true;
1585
1586};
1587
1588// dash before all cap letters, including first for
1589// WebkitTransform => -webkit-transform
1590function toDashedAll( str ) {
1591  return str.replace( /([A-Z])/g, function( $1 ) {
1592    return '-' + $1.toLowerCase();
1593  });
1594}
1595
1596var transitionProps = 'opacity,' + toDashedAll( transformProperty );
1597
1598proto.enableTransition = function(/* style */) {
1599  // HACK changing transitionProperty during a transition
1600  // will cause transition to jump
1601  if ( this.isTransitioning ) {
1602    return;
1603  }
1604
1605  // make `transition: foo, bar, baz` from style object
1606  // HACK un-comment this when enableTransition can work
1607  // while a transition is happening
1608  // var transitionValues = [];
1609  // for ( var prop in style ) {
1610  //   // dash-ify camelCased properties like WebkitTransition
1611  //   prop = vendorProperties[ prop ] || prop;
1612  //   transitionValues.push( toDashedAll( prop ) );
1613  // }
1614  // munge number to millisecond, to match stagger
1615  var duration = this.layout.options.transitionDuration;
1616  duration = typeof duration == 'number' ? duration + 'ms' : duration;
1617  // enable transition styles
1618  this.css({
1619    transitionProperty: transitionProps,
1620    transitionDuration: duration,
1621    transitionDelay: this.staggerDelay || 0
1622  });
1623  // listen for transition end event
1624  this.element.addEventListener( transitionEndEvent, this, false );
1625};
1626
1627// ----- events ----- //
1628
1629proto.onwebkitTransitionEnd = function( event ) {
1630  this.ontransitionend( event );
1631};
1632
1633proto.onotransitionend = function( event ) {
1634  this.ontransitionend( event );
1635};
1636
1637// properties that I munge to make my life easier
1638var dashedVendorProperties = {
1639  '-webkit-transform': 'transform'
1640};
1641
1642proto.ontransitionend = function( event ) {
1643  // disregard bubbled events from children
1644  if ( event.target !== this.element ) {
1645    return;
1646  }
1647  var _transition = this._transn;
1648  // get property name of transitioned property, convert to prefix-free
1649  var propertyName = dashedVendorProperties[ event.propertyName ] || event.propertyName;
1650
1651  // remove property that has completed transitioning
1652  delete _transition.ingProperties[ propertyName ];
1653  // check if any properties are still transitioning
1654  if ( isEmptyObj( _transition.ingProperties ) ) {
1655    // all properties have completed transitioning
1656    this.disableTransition();
1657  }
1658  // clean style
1659  if ( propertyName in _transition.clean ) {
1660    // clean up style
1661    this.element.style[ event.propertyName ] = '';
1662    delete _transition.clean[ propertyName ];
1663  }
1664  // trigger onTransitionEnd callback
1665  if ( propertyName in _transition.onEnd ) {
1666    var onTransitionEnd = _transition.onEnd[ propertyName ];
1667    onTransitionEnd.call( this );
1668    delete _transition.onEnd[ propertyName ];
1669  }
1670
1671  this.emitEvent( 'transitionEnd', [ this ] );
1672};
1673
1674proto.disableTransition = function() {
1675  this.removeTransitionStyles();
1676  this.element.removeEventListener( transitionEndEvent, this, false );
1677  this.isTransitioning = false;
1678};
1679
1680/**
1681 * removes style property from element
1682 * @param {Object} style
1683**/
1684proto._removeStyles = function( style ) {
1685  // clean up transition styles
1686  var cleanStyle = {};
1687  for ( var prop in style ) {
1688    cleanStyle[ prop ] = '';
1689  }
1690  this.css( cleanStyle );
1691};
1692
1693var cleanTransitionStyle = {
1694  transitionProperty: '',
1695  transitionDuration: '',
1696  transitionDelay: ''
1697};
1698
1699proto.removeTransitionStyles = function() {
1700  // remove transition
1701  this.css( cleanTransitionStyle );
1702};
1703
1704// ----- stagger ----- //
1705
1706proto.stagger = function( delay ) {
1707  delay = isNaN( delay ) ? 0 : delay;
1708  this.staggerDelay = delay + 'ms';
1709};
1710
1711// ----- show/hide/remove ----- //
1712
1713// remove element from DOM
1714proto.removeElem = function() {
1715  this.element.parentNode.removeChild( this.element );
1716  // remove display: none
1717  this.css({ display: '' });
1718  this.emitEvent( 'remove', [ this ] );
1719};
1720
1721proto.remove = function() {
1722  // just remove element if no transition support or no transition
1723  if ( !transitionProperty || !parseFloat( this.layout.options.transitionDuration ) ) {
1724    this.removeElem();
1725    return;
1726  }
1727
1728  // start transition
1729  this.once( 'transitionEnd', function() {
1730    this.removeElem();
1731  });
1732  this.hide();
1733};
1734
1735proto.reveal = function() {
1736  delete this.isHidden;
1737  // remove display: none
1738  this.css({ display: '' });
1739
1740  var options = this.layout.options;
1741
1742  var onTransitionEnd = {};
1743  var transitionEndProperty = this.getHideRevealTransitionEndProperty('visibleStyle');
1744  onTransitionEnd[ transitionEndProperty ] = this.onRevealTransitionEnd;
1745
1746  this.transition({
1747    from: options.hiddenStyle,
1748    to: options.visibleStyle,
1749    isCleaning: true,
1750    onTransitionEnd: onTransitionEnd
1751  });
1752};
1753
1754proto.onRevealTransitionEnd = function() {
1755  // check if still visible
1756  // during transition, item may have been hidden
1757  if ( !this.isHidden ) {
1758    this.emitEvent('reveal');
1759  }
1760};
1761
1762/**
1763 * get style property use for hide/reveal transition end
1764 * @param {String} styleProperty - hiddenStyle/visibleStyle
1765 * @returns {String}
1766 */
1767proto.getHideRevealTransitionEndProperty = function( styleProperty ) {
1768  var optionStyle = this.layout.options[ styleProperty ];
1769  // use opacity
1770  if ( optionStyle.opacity ) {
1771    return 'opacity';
1772  }
1773  // get first property
1774  for ( var prop in optionStyle ) {
1775    return prop;
1776  }
1777};
1778
1779proto.hide = function() {
1780  // set flag
1781  this.isHidden = true;
1782  // remove display: none
1783  this.css({ display: '' });
1784
1785  var options = this.layout.options;
1786
1787  var onTransitionEnd = {};
1788  var transitionEndProperty = this.getHideRevealTransitionEndProperty('hiddenStyle');
1789  onTransitionEnd[ transitionEndProperty ] = this.onHideTransitionEnd;
1790
1791  this.transition({
1792    from: options.visibleStyle,
1793    to: options.hiddenStyle,
1794    // keep hidden stuff hidden
1795    isCleaning: true,
1796    onTransitionEnd: onTransitionEnd
1797  });
1798};
1799
1800proto.onHideTransitionEnd = function() {
1801  // check if still hidden
1802  // during transition, item may have been un-hidden
1803  if ( this.isHidden ) {
1804    this.css({ display: 'none' });
1805    this.emitEvent('hide');
1806  }
1807};
1808
1809proto.destroy = function() {
1810  this.css({
1811    position: '',
1812    left: '',
1813    right: '',
1814    top: '',
1815    bottom: '',
1816    transition: '',
1817    transform: ''
1818  });
1819};
1820
1821return Item;
1822
1823}));
1824
1825/*!
1826 * Outlayer v2.1.1
1827 * the brains and guts of a layout library
1828 * MIT license
1829 */
1830
1831( function( window, factory ) {
1832  'use strict';
1833  // universal module definition
1834  /* jshint strict: false */ /* globals define, module, require */
1835  if ( typeof define == 'function' && define.amd ) {
1836    // AMD - RequireJS
1837    define( 'outlayer/outlayer',[
1838        'ev-emitter/ev-emitter',
1839        'get-size/get-size',
1840        'fizzy-ui-utils/utils',
1841        './item'
1842      ],
1843      function( EvEmitter, getSize, utils, Item ) {
1844        return factory( window, EvEmitter, getSize, utils, Item);
1845      }
1846    );
1847  } else if ( typeof module == 'object' && module.exports ) {
1848    // CommonJS - Browserify, Webpack
1849    module.exports = factory(
1850      window,
1851      require('ev-emitter'),
1852      require('get-size'),
1853      require('fizzy-ui-utils'),
1854      require('./item')
1855    );
1856  } else {
1857    // browser global
1858    window.Outlayer = factory(
1859      window,
1860      window.EvEmitter,
1861      window.getSize,
1862      window.fizzyUIUtils,
1863      window.Outlayer.Item
1864    );
1865  }
1866
1867}( window, function factory( window, EvEmitter, getSize, utils, Item ) {
1868'use strict';
1869
1870// ----- vars ----- //
1871
1872var console = window.console;
1873var jQuery = window.jQuery;
1874var noop = function() {};
1875
1876// -------------------------- Outlayer -------------------------- //
1877
1878// globally unique identifiers
1879var GUID = 0;
1880// internal store of all Outlayer intances
1881var instances = {};
1882
1883
1884/**
1885 * @param {Element, String} element
1886 * @param {Object} options
1887 * @constructor
1888 */
1889function Outlayer( element, options ) {
1890  var queryElement = utils.getQueryElement( element );
1891  if ( !queryElement ) {
1892    if ( console ) {
1893      console.error( 'Bad element for ' + this.constructor.namespace +
1894        ': ' + ( queryElement || element ) );
1895    }
1896    return;
1897  }
1898  this.element = queryElement;
1899  // add jQuery
1900  if ( jQuery ) {
1901    this.$element = jQuery( this.element );
1902  }
1903
1904  // options
1905  this.options = utils.extend( {}, this.constructor.defaults );
1906  this.option( options );
1907
1908  // add id for Outlayer.getFromElement
1909  var id = ++GUID;
1910  this.element.outlayerGUID = id; // expando
1911  instances[ id ] = this; // associate via id
1912
1913  // kick it off
1914  this._create();
1915
1916  var isInitLayout = this._getOption('initLayout');
1917  if ( isInitLayout ) {
1918    this.layout();
1919  }
1920}
1921
1922// settings are for internal use only
1923Outlayer.namespace = 'outlayer';
1924Outlayer.Item = Item;
1925
1926// default options
1927Outlayer.defaults = {
1928  containerStyle: {
1929    position: 'relative'
1930  },
1931  initLayout: true,
1932  originLeft: true,
1933  originTop: true,
1934  resize: true,
1935  resizeContainer: true,
1936  // item options
1937  transitionDuration: '0.4s',
1938  hiddenStyle: {
1939    opacity: 0,
1940    transform: 'scale(0.001)'
1941  },
1942  visibleStyle: {
1943    opacity: 1,
1944    transform: 'scale(1)'
1945  }
1946};
1947
1948var proto = Outlayer.prototype;
1949// inherit EvEmitter
1950utils.extend( proto, EvEmitter.prototype );
1951
1952/**
1953 * set options
1954 * @param {Object} opts
1955 */
1956proto.option = function( opts ) {
1957  utils.extend( this.options, opts );
1958};
1959
1960/**
1961 * get backwards compatible option value, check old name
1962 */
1963proto._getOption = function( option ) {
1964  var oldOption = this.constructor.compatOptions[ option ];
1965  return oldOption && this.options[ oldOption ] !== undefined ?
1966    this.options[ oldOption ] : this.options[ option ];
1967};
1968
1969Outlayer.compatOptions = {
1970  // currentName: oldName
1971  initLayout: 'isInitLayout',
1972  horizontal: 'isHorizontal',
1973  layoutInstant: 'isLayoutInstant',
1974  originLeft: 'isOriginLeft',
1975  originTop: 'isOriginTop',
1976  resize: 'isResizeBound',
1977  resizeContainer: 'isResizingContainer'
1978};
1979
1980proto._create = function() {
1981  // get items from children
1982  this.reloadItems();
1983  // elements that affect layout, but are not laid out
1984  this.stamps = [];
1985  this.stamp( this.options.stamp );
1986  // set container style
1987  utils.extend( this.element.style, this.options.containerStyle );
1988
1989  // bind resize method
1990  var canBindResize = this._getOption('resize');
1991  if ( canBindResize ) {
1992    this.bindResize();
1993  }
1994};
1995
1996// goes through all children again and gets bricks in proper order
1997proto.reloadItems = function() {
1998  // collection of item elements
1999  this.items = this._itemize( this.element.children );
2000};
2001
2002
2003/**
2004 * turn elements into Outlayer.Items to be used in layout
2005 * @param {Array or NodeList or HTMLElement} elems
2006 * @returns {Array} items - collection of new Outlayer Items
2007 */
2008proto._itemize = function( elems ) {
2009
2010  var itemElems = this._filterFindItemElements( elems );
2011  var Item = this.constructor.Item;
2012
2013  // create new Outlayer Items for collection
2014  var items = [];
2015  for ( var i=0; i < itemElems.length; i++ ) {
2016    var elem = itemElems[i];
2017    var item = new Item( elem, this );
2018    items.push( item );
2019  }
2020
2021  return items;
2022};
2023
2024/**
2025 * get item elements to be used in layout
2026 * @param {Array or NodeList or HTMLElement} elems
2027 * @returns {Array} items - item elements
2028 */
2029proto._filterFindItemElements = function( elems ) {
2030  return utils.filterFindElements( elems, this.options.itemSelector );
2031};
2032
2033/**
2034 * getter method for getting item elements
2035 * @returns {Array} elems - collection of item elements
2036 */
2037proto.getItemElements = function() {
2038  return this.items.map( function( item ) {
2039    return item.element;
2040  });
2041};
2042
2043// ----- init & layout ----- //
2044
2045/**
2046 * lays out all items
2047 */
2048proto.layout = function() {
2049  this._resetLayout();
2050  this._manageStamps();
2051
2052  // don't animate first layout
2053  var layoutInstant = this._getOption('layoutInstant');
2054  var isInstant = layoutInstant !== undefined ?
2055    layoutInstant : !this._isLayoutInited;
2056  this.layoutItems( this.items, isInstant );
2057
2058  // flag for initalized
2059  this._isLayoutInited = true;
2060};
2061
2062// _init is alias for layout
2063proto._init = proto.layout;
2064
2065/**
2066 * logic before any new layout
2067 */
2068proto._resetLayout = function() {

2069  this.getSize();
2070};
2071
2072
2073proto.getSize = function() {
2074  this.size = getSize( this.element );
2075};
2076
2077/**
2078 * get measurement from option, for columnWidth, rowHeight, gutter
2079 * if option is String -> get element from selector string, & get size of element
2080 * if option is Element -> get size of element
2081 * else use option as a number
2082 *
2083 * @param {String} measurement
2084 * @param {String} size - width or height
2085 * @private
2086 */
2087proto._getMeasurement = function( measurement, size ) {
2088  var option = this.options[ measurement ];
2089  var elem;
2090  if ( !option ) {
2091    // default to 0
2092    this[ measurement ] = 0;
2093  } else {
2094    // use option as an element
2095    if ( typeof option == 'string' ) {
2096      elem = this.element.querySelector( option );
2097    } else if ( option instanceof HTMLElement ) {
2098      elem = option;
2099    }
2100    // use size of element, if element
2101    this[ measurement ] = elem ? getSize( elem )[ size ] : option;
2102  }
2103};
2104
2105/**
2106 * layout a collection of item elements
2107 * @api public
2108 */
2109proto.layoutItems = function( items, isInstant ) {
2110  items = this._getItemsForLayout( items );
2111
2112  this._layoutItems( items, isInstant );
2113
2114  this._postLayout();
2115};
2116
2117/**
2118 * get the items to be laid out
2119 * you may want to skip over some items
2120 * @param {Array} items
2121 * @returns {Array} items
2122 */
2123proto._getItemsForLayout = function( items ) {
2124  return items.filter( function( item ) {
2125    return !item.isIgnored;
2126  });
2127};
2128
2129/**
2130 * layout items
2131 * @param {Array} items
2132 * @param {Boolean} isInstant
2133 */
2134proto._layoutItems = function( items, isInstant ) {
2135  this._emitCompleteOnItems( 'layout', items );
2136
2137  if ( !items || !items.length ) {
2138    // no items, emit event with empty array
2139    return;
2140  }
2141
2142  var queue = [];
2143
2144  items.forEach( function( item ) {
2145    // get x/y object from method
2146    var position = this._getItemLayoutPosition( item );
2147    // enqueue
2148    position.item = item;
2149    position.isInstant = isInstant || item.isLayoutInstant;
2150    queue.push( position );
2151  }, this );
2152
2153  this._processLayoutQueue( queue );
2154};
2155
2156/**
2157 * get item layout position
2158 * @param {Outlayer.Item} item
2159 * @returns {Object} x and y position
2160 */
2161proto._getItemLayoutPosition = function( /* item */ ) {
2162  return {
2163    x: 0,
2164    y: 0
2165  };
2166};
2167
2168/**
2169 * iterate over array and position each item
2170 * Reason being - separating this logic prevents 'layout invalidation'
2171 * thx @paul_irish
2172 * @param {Array} queue
2173 */
2174proto._processLayoutQueue = function( queue ) {
2175  this.updateStagger();
2176  queue.forEach( function( obj, i ) {
2177    this._positionItem( obj.item, obj.x, obj.y, obj.isInstant, i );
2178  }, this );
2179};
2180
2181// set stagger from option in milliseconds number
2182proto.updateStagger = function() {
2183  var stagger = this.options.stagger;
2184  if ( stagger === null || stagger === undefined ) {
2185    this.stagger = 0;
2186    return;
2187  }
2188  this.stagger = getMilliseconds( stagger );
2189  return this.stagger;
2190};
2191
2192/**
2193 * Sets position of item in DOM
2194 * @param {Outlayer.Item} item
2195 * @param {Number} x - horizontal position
2196 * @param {Number} y - vertical position
2197 * @param {Boolean} isInstant - disables transitions
2198 */
2199proto._positionItem = function( item, x, y, isInstant, i ) {
2200  if ( isInstant ) {
2201    // if not transition, just set CSS
2202    item.goTo( x, y );
2203  } else {
2204    item.stagger( i * this.stagger );
2205    item.moveTo( x, y );
2206  }
2207};
2208
2209/**
2210 * Any logic you want to do after each layout,
2211 * i.e. size the container
2212 */
2213proto._postLayout = function() {
2214  this.resizeContainer();
2215};
2216
2217proto.resizeContainer = function() {
2218  var isResizingContainer = this._getOption('resizeContainer');
2219  if ( !isResizingContainer ) {
2220    return;
2221  }
2222  var size = this._getContainerSize();
2223  if ( size ) {
2224    this._setContainerMeasure( size.width, true );
2225    this._setContainerMeasure( size.height, false );
2226  }
2227};
2228
2229/**
2230 * Sets width or height of container if returned
2231 * @returns {Object} size
2232 *   @param {Number} width
2233 *   @param {Number} height
2234 */
2235proto._getContainerSize = noop;
2236
2237/**
2238 * @param {Number} measure - size of width or height
2239 * @param {Boolean} isWidth
2240 */
2241proto._setContainerMeasure = function( measure, isWidth ) {
2242  if ( measure === undefined ) {
2243    return;
2244  }
2245
2246  var elemSize = this.size;
2247  // add padding and border width if border box
2248  if ( elemSize.isBorderBox ) {
2249    measure += isWidth ? elemSize.paddingLeft + elemSize.paddingRight +
2250      elemSize.borderLeftWidth + elemSize.borderRightWidth :
2251      elemSize.paddingBottom + elemSize.paddingTop +
2252      elemSize.borderTopWidth + elemSize.borderBottomWidth;
2253  }
2254
2255  measure = Math.max( measure, 0 );
2256  this.element.style[ isWidth ? 'width' : 'height' ] = measure + 'px';
2257};
2258
2259/**
2260 * emit eventComplete on a collection of items events
2261 * @param {String} eventName
2262 * @param {Array} items - Outlayer.Items
2263 */
2264proto._emitCompleteOnItems = function( eventName, items ) {
2265  var _this = this;
2266  function onComplete() {
2267    _this.dispatchEvent( eventName + 'Complete', null, [ items ] );
2268  }
2269
2270  var count = items.length;
2271  if ( !items || !count ) {
2272    onComplete();
2273    return;
2274  }
2275
2276  var doneCount = 0;
2277  function tick() {
2278    doneCount++;
2279    if ( doneCount == count ) {
2280      onComplete();
2281    }
2282  }
2283
2284  // bind callback
2285  items.forEach( function( item ) {
2286    item.once( eventName, tick );
2287  });
2288};
2289
2290/**
2291 * emits events via EvEmitter and jQuery events
2292 * @param {String} type - name of event
2293 * @param {Event} event - original event
2294 * @param {Array} args - extra arguments
2295 */
2296proto.dispatchEvent = function( type, event, args ) {
2297  // add original event to arguments
2298  var emitArgs = event ? [ event ].concat( args ) : args;
2299  this.emitEvent( type, emitArgs );
2300
2301  if ( jQuery ) {
2302    // set this.$element
2303    this.$element = this.$element || jQuery( this.element );
2304    if ( event ) {
2305      // create jQuery event
2306      var $event = jQuery.Event( event );
2307      $event.type = type;
2308      this.$element.trigger( $event, args );
2309    } else {
2310      // just trigger with type if no event available
2311      this.$element.trigger( type, args );
2312    }
2313  }
2314};
2315
2316// -------------------------- ignore & stamps -------------------------- //
2317
2318
2319/**
2320 * keep item in collection, but do not lay it out
2321 * ignored items do not get skipped in layout
2322 * @param {Element} elem
2323 */
2324proto.ignore = function( elem ) {
2325  var item = this.getItem( elem );
2326  if ( item ) {
2327    item.isIgnored = true;
2328  }
2329};
2330
2331/**
2332 * return item to layout collection
2333 * @param {Element} elem
2334 */
2335proto.unignore = function( elem ) {
2336  var item = this.getItem( elem );
2337  if ( item ) {
2338    delete item.isIgnored;
2339  }
2340};
2341
2342/**
2343 * adds elements to stamps
2344 * @param {NodeList, Array, Element, or String} elems
2345 */
2346proto.stamp = function( elems ) {
2347  elems = this._find( elems );
2348  if ( !elems ) {
2349    return;
2350  }
2351
2352  this.stamps = this.stamps.concat( elems );
2353  // ignore
2354  elems.forEach( this.ignore, this );
2355};
2356
2357/**
2358 * removes elements to stamps
2359 * @param {NodeList, Array, or Element} elems
2360 */
2361proto.unstamp = function( elems ) {
2362  elems = this._find( elems );
2363  if ( !elems ){
2364    return;
2365  }
2366
2367  elems.forEach( function( elem ) {
2368    // filter out removed stamp elements
2369    utils.removeFrom( this.stamps, elem );
2370    this.unignore( elem );
2371  }, this );
2372};
2373
2374/**
2375 * finds child elements
2376 * @param {NodeList, Array, Element, or String} elems
2377 * @returns {Array} elems
2378 */
2379proto._find = function( elems ) {
2380  if ( !elems ) {
2381    return;
2382  }
2383  // if string, use argument as selector string
2384  if ( typeof elems == 'string' ) {
2385    elems = this.element.querySelectorAll( elems );
2386  }
2387  elems = utils.makeArray( elems );
2388  return elems;
2389};
2390
2391proto._manageStamps = function() {
2392  if ( !this.stamps || !this.stamps.length ) {
2393    return;
2394  }
2395
2396  this._getBoundingRect();
2397
2398  this.stamps.forEach( this._manageStamp, this );
2399};
2400
2401// update boundingLeft / Top
2402proto._getBoundingRect = function() {
2403  // get bounding rect for container element
2404  var boundingRect = this.element.getBoundingClientRect();
2405  var size = this.size;
2406  this._boundingRect = {
2407    left: boundingRect.left + size.paddingLeft + size.borderLeftWidth,
2408    top: boundingRect.top + size.paddingTop + size.borderTopWidth,
2409    right: boundingRect.right - ( size.paddingRight + size.borderRightWidth ),
2410    bottom: boundingRect.bottom - ( size.paddingBottom + size.borderBottomWidth )
2411  };
2412};
2413
2414/**
2415 * @param {Element} stamp
2416**/
2417proto._manageStamp = noop;
2418
2419/**
2420 * get x/y position of element relative to container element
2421 * @param {Element} elem
2422 * @returns {Object} offset - has left, top, right, bottom
2423 */
2424proto._getElementOffset = function( elem ) {
2425  var boundingRect = elem.getBoundingClientRect();
2426  var thisRect = this._boundingRect;
2427  var size = getSize( elem );
2428  var offset = {
2429    left: boundingRect.left - thisRect.left - size.marginLeft,
2430    top: boundingRect.top - thisRect.top - size.marginTop,
2431    right: thisRect.right - boundingRect.right - size.marginRight,
2432    bottom: thisRect.bottom - boundingRect.bottom - size.marginBottom
2433  };
2434  return offset;
2435};
2436
2437// -------------------------- resize -------------------------- //
2438
2439// enable event handlers for listeners
2440// i.e. resize -> onresize
2441proto.handleEvent = utils.handleEvent;
2442
2443/**
2444 * Bind layout to window resizing
2445 */
2446proto.bindResize = function() {
2447  window.addEventListener( 'resize', this );
2448  this.isResizeBound = true;
2449};
2450
2451/**
2452 * Unbind layout to window resizing
2453 */
2454proto.unbindResize = function() {
2455  window.removeEventListener( 'resize', this );
2456  this.isResizeBound = false;
2457};
2458
2459proto.onresize = function() {
2460  this.resize();
2461};
2462
2463utils.debounceMethod( Outlayer, 'onresize', 100 );
2464
2465proto.resize = function() {
2466  // don't trigger if size did not change
2467  // or if resize was unbound. See #9
2468  if ( !this.isResizeBound || !this.needsResizeLayout() ) {
2469    return;
2470  }
2471
2472  this.layout();
2473};
2474
2475/**
2476 * check if layout is needed post layout
2477 * @returns Boolean
2478 */
2479proto.needsResizeLayout = function() {
2480  var size = getSize( this.element );
2481  // check that this.size and size are there
2482  // IE8 triggers resize on body size change, so they might not be
2483  var hasSizes = this.size && size;
2484  return hasSizes && size.innerWidth !== this.size.innerWidth;
2485};
2486
2487// -------------------------- methods -------------------------- //
2488
2489/**
2490 * add items to Outlayer instance
2491 * @param {Array or NodeList or Element} elems
2492 * @returns {Array} items - Outlayer.Items
2493**/
2494proto.addItems = function( elems ) {
2495  var items = this._itemize( elems );
2496  // add items to collection
2497  if ( items.length ) {
2498    this.items = this.items.concat( items );
2499  }
2500  return items;
2501};
2502
2503/**
2504 * Layout newly-appended item elements
2505 * @param {Array or NodeList or Element} elems
2506 */
2507proto.appended = function( elems ) {
2508  var items = this.addItems( elems );
2509  if ( !items.length ) {
2510    return;
2511  }
2512  // layout and reveal just the new items
2513  this.layoutItems( items, true );
2514  this.reveal( items );
2515};
2516
2517/**
2518 * Layout prepended elements
2519 * @param {Array or NodeList or Element} elems
2520 */
2521proto.prepended = function( elems ) {
2522  var items = this._itemize( elems );
2523  if ( !items.length ) {
2524    return;
2525  }
2526  // add items to beginning of collection
2527  var previousItems = this.items.slice(0);
2528  this.items = items.concat( previousItems );
2529  // start new layout
2530  this._resetLayout();
2531  this._manageStamps();
2532  // layout new stuff without transition
2533  this.layoutItems( items, true );
2534  this.reveal( items );
2535  // layout previous items
2536  this.layoutItems( previousItems );
2537};
2538
2539/**
2540 * reveal a collection of items
2541 * @param {Array of Outlayer.Items} items
2542 */
2543proto.reveal = function( items ) {
2544  this._emitCompleteOnItems( 'reveal', items );
2545  if ( !items || !items.length ) {
2546    return;
2547  }
2548  var stagger = this.updateStagger();
2549  items.forEach( function( item, i ) {
2550    item.stagger( i * stagger );
2551    item.reveal();
2552  });
2553};
2554
2555/**
2556 * hide a collection of items
2557 * @param {Array of Outlayer.Items} items
2558 */
2559proto.hide = function( items ) {
2560  this._emitCompleteOnItems( 'hide', items );
2561  if ( !items || !items.length ) {
2562    return;
2563  }
2564  var stagger = this.updateStagger();
2565  items.forEach( function( item, i ) {
2566    item.stagger( i * stagger );
2567    item.hide();
2568  });
2569};
2570
2571/**
2572 * reveal item elements
2573 * @param {Array}, {Element}, {NodeList} items
2574 */
2575proto.revealItemElements = function( elems ) {
2576  var items = this.getItems( elems );
2577  this.reveal( items );
2578};
2579
2580/**
2581 * hide item elements
2582 * @param {Array}, {Element}, {NodeList} items
2583 */
2584proto.hideItemElements = function( elems ) {
2585  var items = this.getItems( elems );
2586  this.hide( items );
2587};
2588
2589/**
2590 * get Outlayer.Item, given an Element
2591 * @param {Element} elem
2592 * @param {Function} callback
2593 * @returns {Outlayer.Item} item
2594 */
2595proto.getItem = function( elem ) {
2596  // loop through items to get the one that matches
2597  for ( var i=0; i < this.items.length; i++ ) {
2598    var item = this.items[i];
2599    if ( item.element == elem ) {
2600      // return item
2601      return item;
2602    }
2603  }
2604};
2605
2606/**
2607 * get collection of Outlayer.Items, given Elements
2608 * @param {Array} elems
2609 * @returns {Array} items - Outlayer.Items
2610 */
2611proto.getItems = function( elems ) {
2612  elems = utils.makeArray( elems );
2613  var items = [];
2614  elems.forEach( function( elem ) {
2615    var item = this.getItem( elem );
2616    if ( item ) {
2617      items.push( item );
2618    }
2619  }, this );
2620
2621  return items;
2622};
2623
2624/**
2625 * remove element(s) from instance and DOM
2626 * @param {Array or NodeList or Element} elems
2627 */
2628proto.remove = function( elems ) {
2629  var removeItems = this.getItems( elems );
2630
2631  this._emitCompleteOnItems( 'remove', removeItems );
2632
2633  // bail if no items to remove
2634  if ( !removeItems || !removeItems.length ) {
2635    return;
2636  }
2637

2638  removeItems.forEach( function( item ) {
2639    item.remove();
2640    // remove item from collection
2641    utils.removeFrom( this.items, item );
2642  }, this );
2643};
2644
2645// ----- destroy ----- //
2646
2647// remove and disable Outlayer instance
2648proto.destroy = function() {
2649  // clean up dynamic styles
2650  var style = this.element.style;
2651  style.height = '';
2652  style.position = '';
2653  style.width = '';
2654  // destroy items
2655  this.items.forEach( function( item ) {
2656    item.destroy();
2657  });
2658
2659  this.unbindResize();
2660
2661  var id = this.element.outlayerGUID;
2662  delete instances[ id ]; // remove reference to instance by id
2663  delete this.element.outlayerGUID;
2664  // remove data for jQuery
2665  if ( jQuery ) {
2666    jQuery.removeData( this.element, this.constructor.namespace );
2667  }
2668
2669};
2670
2671// -------------------------- data -------------------------- //
2672
2673/**
2674 * get Outlayer instance from element
2675 * @param {Element} elem
2676 * @returns {Outlayer}
2677 */
2678Outlayer.data = function( elem ) {
2679  elem = utils.getQueryElement( elem );
2680  var id = elem && elem.outlayerGUID;
2681  return id && instances[ id ];
2682};
2683
2684
2685// -------------------------- create Outlayer class -------------------------- //
2686
2687/**
2688 * create a layout class
2689 * @param {String} namespace
2690 */
2691Outlayer.create = function( namespace, options ) {
2692  // sub-class Outlayer
2693  var Layout = subclass( Outlayer );
2694  // apply new options and compatOptions
2695  Layout.defaults = utils.extend( {}, Outlayer.defaults );
2696  utils.extend( Layout.defaults, options );
2697  Layout.compatOptions = utils.extend( {}, Outlayer.compatOptions  );
2698
2699  Layout.namespace = namespace;
2700
2701  Layout.data = Outlayer.data;
2702
2703  // sub-class Item
2704  Layout.Item = subclass( Item );
2705
2706  // -------------------------- declarative -------------------------- //
2707
2708  utils.htmlInit( Layout, namespace );
2709
2710  // -------------------------- jQuery bridge -------------------------- //
2711
2712  // make into jQuery plugin
2713  if ( jQuery && jQuery.bridget ) {
2714    jQuery.bridget( namespace, Layout );
2715  }
2716
2717  return Layout;
2718};
2719
2720function subclass( Parent ) {
2721  function SubClass() {
2722    Parent.apply( this, arguments );
2723  }
2724
2725  SubClass.prototype = Object.create( Parent.prototype );
2726  SubClass.prototype.constructor = SubClass;
2727
2728  return SubClass;
2729}
2730
2731// ----- helpers ----- //
2732
2733// how many milliseconds are in each unit
2734var msUnits = {
2735  ms: 1,
2736  s: 1000
2737};
2738
2739// munge time-like parameter into millisecond number
2740// '0.4s' -> 40
2741function getMilliseconds( time ) {
2742  if ( typeof time == 'number' ) {
2743    return time;
2744  }
2745  var matches = time.match( /(^\d*\.?\d*)(\w*)/ );
2746  var num = matches && matches[1];
2747  var unit = matches && matches[2];
2748  if ( !num.length ) {
2749    return 0;
2750  }
2751  num = parseFloat( num );
2752  var mult = msUnits[ unit ] || 1;
2753  return num * mult;
2754}
2755
2756// ----- fin ----- //
2757
2758// back in global
2759Outlayer.Item = Item;
2760
2761return Outlayer;
2762
2763}));
2764
2765/**
2766 * Isotope Item
2767**/
2768
2769( function( window, factory ) {
2770  // universal module definition
2771  /* jshint strict: false */ /*globals define, module, require */
2772  if ( typeof define == 'function' && define.amd ) {
2773    // AMD
2774    define( 'isotope-layout/js/item',[
2775        'outlayer/outlayer'
2776      ],
2777      factory );
2778  } else if ( typeof module == 'object' && module.exports ) {
2779    // CommonJS
2780    module.exports = factory(
2781      require('outlayer')
2782    );
2783  } else {
2784    // browser global
2785    window.Isotope = window.Isotope || {};
2786    window.Isotope.Item = factory(
2787      window.Outlayer
2788    );
2789  }
2790
2791}( window, function factory( Outlayer ) {
2792'use strict';
2793
2794// -------------------------- Item -------------------------- //
2795
2796// sub-class Outlayer Item
2797function Item() {
2798  Outlayer.Item.apply( this, arguments );
2799}
2800
2801var proto = Item.prototype = Object.create( Outlayer.Item.prototype );
2802
2803var _create = proto._create;
2804proto._create = function() {
2805  // assign id, used for original-order sorting
2806  this.id = this.layout.itemGUID++;
2807  _create.call( this );
2808  this.sortData = {};
2809};
2810
2811proto.updateSortData = function() {
2812  if ( this.isIgnored ) {
2813    return;
2814  }
2815  // default sorters
2816  this.sortData.id = this.id;
2817  // for backward compatibility
2818  this.sortData['original-order'] = this.id;
2819  this.sortData.random = Math.random();
2820  // go thru getSortData obj and apply the sorters
2821  var getSortData = this.layout.options.getSortData;
2822  var sorters = this.layout._sorters;
2823  for ( var key in getSortData ) {
2824    var sorter = sorters[ key ];
2825    this.sortData[ key ] = sorter( this.element, this );
2826  }
2827};
2828
2829var _destroy = proto.destroy;
2830proto.destroy = function() {
2831  // call super
2832  _destroy.apply( this, arguments );
2833  // reset display, #741
2834  this.css({
2835    display: ''
2836  });
2837};
2838
2839return Item;
2840
2841}));
2842
2843/**
2844 * Isotope LayoutMode
2845 */
2846
2847( function( window, factory ) {
2848  // universal module definition
2849  /* jshint strict: false */ /*globals define, module, require */
2850  if ( typeof define == 'function' && define.amd ) {
2851    // AMD
2852    define( 'isotope-layout/js/layout-mode',[
2853        'get-size/get-size',
2854        'outlayer/outlayer'
2855      ],
2856      factory );
2857  } else if ( typeof module == 'object' && module.exports ) {
2858    // CommonJS
2859    module.exports = factory(
2860      require('get-size'),
2861      require('outlayer')
2862    );
2863  } else {
2864    // browser global
2865    window.Isotope = window.Isotope || {};
2866    window.Isotope.LayoutMode = factory(
2867      window.getSize,
2868      window.Outlayer
2869    );
2870  }
2871
2872}( window, function factory( getSize, Outlayer ) {
2873  'use strict';
2874
2875  // layout mode class
2876  function LayoutMode( isotope ) {
2877    this.isotope = isotope;
2878    // link properties
2879    if ( isotope ) {
2880      this.options = isotope.options[ this.namespace ];
2881      this.element = isotope.element;
2882      this.items = isotope.filteredItems;
2883      this.size = isotope.size;
2884    }
2885  }
2886
2887  var proto = LayoutMode.prototype;
2888
2889  /**
2890   * some methods should just defer to default Outlayer method
2891   * and reference the Isotope instance as `this`
2892  **/
2893  var facadeMethods = [
2894    '_resetLayout',
2895    '_getItemLayoutPosition',
2896    '_manageStamp',
2897    '_getContainerSize',
2898    '_getElementOffset',
2899    'needsResizeLayout',
2900    '_getOption'
2901  ];
2902
2903  facadeMethods.forEach( function( methodName ) {
2904    proto[ methodName ] = function() {
2905      return Outlayer.prototype[ methodName ].apply( this.isotope, arguments );
2906    };
2907  });
2908
2909  // -----  ----- //
2910
2911  // for horizontal layout modes, check vertical size
2912  proto.needsVerticalResizeLayout = function() {
2913    // don't trigger if size did not change
2914    var size = getSize( this.isotope.element );
2915    // check that this.size and size are there
2916    // IE8 triggers resize on body size change, so they might not be
2917    var hasSizes = this.isotope.size && size;
2918    return hasSizes && size.innerHeight != this.isotope.size.innerHeight;
2919  };
2920
2921  // ----- measurements ----- //
2922
2923  proto._getMeasurement = function() {
2924    this.isotope._getMeasurement.apply( this, arguments );
2925  };
2926
2927  proto.getColumnWidth = function() {
2928    this.getSegmentSize( 'column', 'Width' );
2929  };
2930
2931  proto.getRowHeight = function() {
2932    this.getSegmentSize( 'row', 'Height' );
2933  };
2934
2935  /**
2936   * get columnWidth or rowHeight
2937   * segment: 'column' or 'row'
2938   * size 'Width' or 'Height'
2939  **/
2940  proto.getSegmentSize = function( segment, size ) {
2941    var segmentName = segment + size;
2942    var outerSize = 'outer' + size;
2943    // columnWidth / outerWidth // rowHeight / outerHeight
2944    this._getMeasurement( segmentName, outerSize );
2945    // got rowHeight or columnWidth, we can chill
2946    if ( this[ segmentName ] ) {
2947      return;
2948    }
2949    // fall back to item of first element
2950    var firstItemSize = this.getFirstItemSize();
2951    this[ segmentName ] = firstItemSize && firstItemSize[ outerSize ] ||
2952      // or size of container
2953      this.isotope.size[ 'inner' + size ];
2954  };
2955
2956  proto.getFirstItemSize = function() {
2957    var firstItem = this.isotope.filteredItems[0];
2958    return firstItem && firstItem.element && getSize( firstItem.element );
2959  };
2960
2961  // ----- methods that should reference isotope ----- //
2962
2963  proto.layout = function() {
2964    this.isotope.layout.apply( this.isotope, arguments );
2965  };
2966
2967  proto.getSize = function() {
2968    this.isotope.getSize();
2969    this.size = this.isotope.size;
2970  };
2971
2972  // -------------------------- create -------------------------- //
2973
2974  LayoutMode.modes = {};
2975
2976  LayoutMode.create = function( namespace, options ) {
2977
2978    function Mode() {
2979      LayoutMode.apply( this, arguments );
2980    }
2981
2982    Mode.prototype = Object.create( proto );
2983    Mode.prototype.constructor = Mode;
2984
2985    // default options
2986    if ( options ) {
2987      Mode.options = options;
2988    }
2989
2990    Mode.prototype.namespace = namespace;
2991    // register in Isotope
2992    LayoutMode.modes[ namespace ] = Mode;
2993
2994    return Mode;
2995  };
2996
2997  return LayoutMode;
2998
2999}));
3000
3001/*!
3002 * Masonry v4.2.1
3003 * Cascading grid layout library
3004 * https://masonry.desandro.com
3005 * MIT License
3006 * by David DeSandro
3007 */
3008
3009( function( window, factory ) {
3010  // universal module definition
3011  /* jshint strict: false */ /*globals define, module, require */
3012  if ( typeof define == 'function' && define.amd ) {
3013    // AMD
3014    define( 'masonry-layout/masonry',[
3015        'outlayer/outlayer',
3016        'get-size/get-size'
3017      ],
3018      factory );
3019  } else if ( typeof module == 'object' && module.exports ) {
3020    // CommonJS
3021    module.exports = factory(
3022      require('outlayer'),
3023      require('get-size')
3024    );
3025  } else {
3026    // browser global
3027    window.Masonry = factory(
3028      window.Outlayer,
3029      window.getSize
3030    );
3031  }
3032
3033}( window, function factory( Outlayer, getSize ) {
3034
3035
3036
3037// -------------------------- masonryDefinition -------------------------- //
3038
3039  // create an Outlayer layout class
3040  var Masonry = Outlayer.create('masonry');
3041  // isFitWidth -> fitWidth
3042  Masonry.compatOptions.fitWidth = 'isFitWidth';
3043
3044  var proto = Masonry.prototype;
3045
3046  proto._resetLayout = function() {
3047    this.getSize();
3048    this._getMeasurement( 'columnWidth', 'outerWidth' );
3049    this._getMeasurement( 'gutter', 'outerWidth' );
3050    this.measureColumns();
3051
3052    // reset column Y
3053    this.colYs = [];
3054    for ( var i=0; i < this.cols; i++ ) {
3055      this.colYs.push( 0 );
3056    }
3057
3058    this.maxY = 0;
3059    this.horizontalColIndex = 0;
3060  };
3061
3062  proto.measureColumns = function() {
3063    this.getContainerWidth();
3064    // if columnWidth is 0, default to outerWidth of first item
3065    if ( !this.columnWidth ) {
3066      var firstItem = this.items[0];
3067      var firstItemElem = firstItem && firstItem.element;
3068      // columnWidth fall back to item of first element
3069      this.columnWidth = firstItemElem && getSize( firstItemElem ).outerWidth ||
3070        // if first elem has no width, default to size of container
3071        this.containerWidth;
3072    }
3073
3074    var columnWidth = this.columnWidth += this.gutter;
3075
3076    // calculate columns
3077    var containerWidth = this.containerWidth + this.gutter;
3078    var cols = containerWidth / columnWidth;
3079    // fix rounding errors, typically with gutters
3080    var excess = columnWidth - containerWidth % columnWidth;
3081    // if overshoot is less than a pixel, round up, otherwise floor it
3082    var mathMethod = excess && excess < 1 ? 'round' : 'floor';
3083    cols = Math[ mathMethod ]( cols );
3084    this.cols = Math.max( cols, 1 );
3085  };
3086
3087  proto.getContainerWidth = function() {
3088    // container is parent if fit width
3089    var isFitWidth = this._getOption('fitWidth');
3090    var container = isFitWidth ? this.element.parentNode : this.element;
3091    // check that this.size and size are there
3092    // IE8 triggers resize on body size change, so they might not be
3093    var size = getSize( container );
3094    this.containerWidth = size && size.innerWidth;
3095  };
3096
3097  proto._getItemLayoutPosition = function( item ) {
3098    item.getSize();
3099    // how many columns does this brick span
3100    var remainder = item.size.outerWidth % this.columnWidth;
3101    var mathMethod = remainder && remainder < 1 ? 'round' : 'ceil';
3102    // round if off by 1 pixel, otherwise use ceil
3103    var colSpan = Math[ mathMethod ]( item.size.outerWidth / this.columnWidth );
3104    colSpan = Math.min( colSpan, this.cols );
3105    // use horizontal or top column position
3106    var colPosMethod = this.options.horizontalOrder ?
3107      '_getHorizontalColPosition' : '_getTopColPosition';
3108    var colPosition = this[ colPosMethod ]( colSpan, item );
3109    // position the brick
3110    var position = {
3111      x: this.columnWidth * colPosition.col,
3112      y: colPosition.y
3113    };
3114    // apply setHeight to necessary columns
3115    var setHeight = colPosition.y + item.size.outerHeight;
3116    var setMax = colSpan + colPosition.col;
3117    for ( var i = colPosition.col; i < setMax; i++ ) {
3118      this.colYs[i] = setHeight;
3119    }
3120
3121    return position;
3122  };
3123
3124  proto._getTopColPosition = function( colSpan ) {
3125    var colGroup = this._getTopColGroup( colSpan );
3126    // get the minimum Y value from the columns
3127    var minimumY = Math.min.apply( Math, colGroup );
3128
3129    return {
3130      col: colGroup.indexOf( minimumY ),
3131      y: minimumY,
3132    };
3133  };
3134
3135  /**
3136   * @param {Number} colSpan - number of columns the element spans
3137   * @returns {Array} colGroup
3138   */
3139  proto._getTopColGroup = function( colSpan ) {
3140    if ( colSpan < 2 ) {
3141      // if brick spans only one column, use all the column Ys
3142      return this.colYs;
3143    }
3144
3145    var colGroup = [];
3146    // how many different places could this brick fit horizontally
3147    var groupCount = this.cols + 1 - colSpan;
3148    // for each group potential horizontal position
3149    for ( var i = 0; i < groupCount; i++ ) {
3150      colGroup[i] = this._getColGroupY( i, colSpan );
3151    }
3152    return colGroup;
3153  };
3154
3155  proto._getColGroupY = function( col, colSpan ) {
3156    if ( colSpan < 2 ) {
3157      return this.colYs[ col ];
3158    }
3159    // make an array of colY values for that one group
3160    var groupColYs = this.colYs.slice( col, col + colSpan );
3161    // and get the max value of the array
3162    return Math.max.apply( Math, groupColYs );
3163  };
3164
3165  // get column position based on horizontal index. #873
3166  proto._getHorizontalColPosition = function( colSpan, item ) {
3167    var col = this.horizontalColIndex % this.cols;
3168    var isOver = colSpan > 1 && col + colSpan > this.cols;
3169    // shift to next row if item can't fit on current row
3170    col = isOver ? 0 : col;
3171    // don't let zero-size items take up space
3172    var hasSize = item.size.outerWidth && item.size.outerHeight;
3173    this.horizontalColIndex = hasSize ? col + colSpan : this.horizontalColIndex;
3174
3175    return {
3176      col: col,
3177      y: this._getColGroupY( col, colSpan ),
3178    };
3179  };
3180
3181  proto._manageStamp = function( stamp ) {
3182    var stampSize = getSize( stamp );
3183    var offset = this._getElementOffset( stamp );
3184    // get the columns that this stamp affects
3185    var isOriginLeft = this._getOption('originLeft');
3186    var firstX = isOriginLeft ? offset.left : offset.right;
3187    var lastX = firstX + stampSize.outerWidth;
3188    var firstCol = Math.floor( firstX / this.columnWidth );
3189    firstCol = Math.max( 0, firstCol );
3190    var lastCol = Math.floor( lastX / this.columnWidth );
3191    // lastCol should not go over if multiple of columnWidth #425
3192    lastCol -= lastX % this.columnWidth ? 0 : 1;
3193    lastCol = Math.min( this.cols - 1, lastCol );
3194    // set colYs to bottom of the stamp
3195
3196    var isOriginTop = this._getOption('originTop');
3197    var stampMaxY = ( isOriginTop ? offset.top : offset.bottom ) +
3198      stampSize.outerHeight;
3199    for ( var i = firstCol; i <= lastCol; i++ ) {
3200      this.colYs[i] = Math.max( stampMaxY, this.colYs[i] );
3201    }
3202  };
3203
3204  proto._getContainerSize = function() {
3205    this.maxY = Math.max.apply( Math, this.colYs );
3206    var size = {
3207      height: this.maxY
3208    };
3209
3210    if ( this._getOption('fitWidth') ) {
3211      size.width = this._getContainerFitWidth();
3212    }
3213
3214    return size;
3215  };
3216
3217  proto._getContainerFitWidth = function() {
3218    var unusedCols = 0;
3219    // count unused columns
3220    var i = this.cols;
3221    while ( --i ) {
3222      if ( this.colYs[i] !== 0 ) {
3223        break;
3224      }
3225      unusedCols++;
3226    }
3227    // fit container to columns that have been used
3228    return ( this.cols - unusedCols ) * this.columnWidth - this.gutter;
3229  };
3230
3231  proto.needsResizeLayout = function() {
3232    var previousWidth = this.containerWidth;
3233    this.getContainerWidth();
3234    return previousWidth != this.containerWidth;
3235  };
3236
3237  return Masonry;
3238
3239}));
3240
3241/*!
3242 * Masonry layout mode
3243 * sub-classes Masonry
3244 * https://masonry.desandro.com
3245 */
3246
3247( function( window, factory ) {
3248  // universal module definition
3249  /* jshint strict: false */ /*globals define, module, require */
3250  if ( typeof define == 'function' && define.amd ) {
3251    // AMD
3252    define( 'isotope-layout/js/layout-modes/masonry',[
3253        '../layout-mode',
3254        'masonry-layout/masonry'
3255      ],
3256      factory );
3257  } else if ( typeof module == 'object' && module.exports ) {
3258    // CommonJS
3259    module.exports = factory(
3260      require('../layout-mode'),
3261      require('masonry-layout')
3262    );
3263  } else {
3264    // browser global
3265    factory(
3266      window.Isotope.LayoutMode,
3267      window.Masonry
3268    );
3269  }
3270
3271}( window, function factory( LayoutMode, Masonry ) {
3272'use strict';
3273
3274// -------------------------- masonryDefinition -------------------------- //
3275
3276  // create an Outlayer layout class
3277  var MasonryMode = LayoutMode.create('masonry');
3278
3279  var proto = MasonryMode.prototype;
3280
3281  var keepModeMethods = {
3282    _getElementOffset: true,
3283    layout: true,
3284    _getMeasurement: true
3285  };
3286
3287  // inherit Masonry prototype
3288  for ( var method in Masonry.prototype ) {
3289    // do not inherit mode methods
3290    if ( !keepModeMethods[ method ] ) {
3291      proto[ method ] = Masonry.prototype[ method ];
3292    }
3293  }
3294
3295  var measureColumns = proto.measureColumns;
3296  proto.measureColumns = function() {
3297    // set items, used if measuring first item
3298    this.items = this.isotope.filteredItems;
3299    measureColumns.call( this );
3300  };
3301
3302  // point to mode options for fitWidth
3303  var _getOption = proto._getOption;
3304  proto._getOption = function( option ) {
3305    if ( option == 'fitWidth' ) {
3306      return this.options.isFitWidth !== undefined ?
3307        this.options.isFitWidth : this.options.fitWidth;
3308    }
3309    return _getOption.apply( this.isotope, arguments );
3310  };
3311
3312  return MasonryMode;
3313
3314}));
3315
3316/**
3317 * fitRows layout mode
3318 */
3319
3320( function( window, factory ) {
3321  // universal module definition
3322  /* jshint strict: false */ /*globals define, module, require */
3323  if ( typeof define == 'function' && define.amd ) {
3324    // AMD
3325    define( 'isotope-layout/js/layout-modes/fit-rows',[
3326        '../layout-mode'
3327      ],
3328      factory );
3329  } else if ( typeof exports == 'object' ) {
3330    // CommonJS
3331    module.exports = factory(
3332      require('../layout-mode')
3333    );
3334  } else {
3335    // browser global
3336    factory(
3337      window.Isotope.LayoutMode
3338    );
3339  }
3340
3341}( window, function factory( LayoutMode ) {
3342'use strict';
3343
3344var FitRows = LayoutMode.create('fitRows');
3345
3346var proto = FitRows.prototype;
3347
3348proto._resetLayout = function() {
3349  this.x = 0;
3350  this.y = 0;
3351  this.maxY = 0;
3352  this._getMeasurement( 'gutter', 'outerWidth' );
3353};
3354
3355proto._getItemLayoutPosition = function( item ) {
3356  item.getSize();
3357
3358  var itemWidth = item.size.outerWidth + this.gutter;
3359  // if this element cannot fit in the current row
3360  var containerWidth = this.isotope.size.innerWidth + this.gutter;
3361  if ( this.x !== 0 && itemWidth + this.x > containerWidth ) {
3362    this.x = 0;
3363    this.y = this.maxY;
3364  }
3365
3366  var position = {
3367    x: this.x,
3368    y: this.y
3369  };
3370
3371  this.maxY = Math.max( this.maxY, this.y + item.size.outerHeight );
3372  this.x += itemWidth;
3373
3374  return position;
3375};
3376
3377proto._getContainerSize = function() {
3378  return { height: this.maxY };
3379};
3380
3381return FitRows;
3382
3383}));
3384
3385/**
3386 * vertical layout mode
3387 */
3388
3389( function( window, factory ) {
3390  // universal module definition
3391  /* jshint strict: false */ /*globals define, module, require */
3392  if ( typeof define == 'function' && define.amd ) {
3393    // AMD
3394    define( 'isotope-layout/js/layout-modes/vertical',[
3395        '../layout-mode'
3396      ],
3397      factory );
3398  } else if ( typeof module == 'object' && module.exports ) {
3399    // CommonJS
3400    module.exports = factory(
3401      require('../layout-mode')
3402    );
3403  } else {
3404    // browser global
3405    factory(
3406      window.Isotope.LayoutMode
3407    );
3408  }
3409
3410}( window, function factory( LayoutMode ) {
3411'use strict';
3412
3413var Vertical = LayoutMode.create( 'vertical', {
3414  horizontalAlignment: 0
3415});
3416
3417var proto = Vertical.prototype;
3418
3419proto._resetLayout = function() {
3420  this.y = 0;
3421};
3422
3423proto._getItemLayoutPosition = function( item ) {
3424  item.getSize();
3425  var x = ( this.isotope.size.innerWidth - item.size.outerWidth ) *
3426    this.options.horizontalAlignment;
3427  var y = this.y;
3428  this.y += item.size.outerHeight;
3429  return { x: x, y: y };
3430};
3431
3432proto._getContainerSize = function() {
3433  return { height: this.y };
3434};
3435
3436return Vertical;
3437
3438}));
3439
3440/*!
3441 * Isotope v3.0.6
3442 *
3443 * Licensed GPLv3 for open source use
3444 * or Isotope Commercial License for commercial use
3445 *
3446 * https://isotope.metafizzy.co
3447 * Copyright 2010-2018 Metafizzy
3448 */
3449
3450( function( window, factory ) {
3451  // universal module definition
3452  /* jshint strict: false */ /*globals define, module, require */
3453  if ( typeof define == 'function' && define.amd ) {
3454    // AMD
3455    define( [
3456        'outlayer/outlayer',
3457        'get-size/get-size',
3458        'desandro-matches-selector/matches-selector',
3459        'fizzy-ui-utils/utils',
3460        'isotope-layout/js/item',
3461        'isotope-layout/js/layout-mode',
3462        // include default layout modes
3463        'isotope-layout/js/layout-modes/masonry',
3464        'isotope-layout/js/layout-modes/fit-rows',
3465        'isotope-layout/js/layout-modes/vertical'
3466      ],
3467      function( Outlayer, getSize, matchesSelector, utils, Item, LayoutMode ) {
3468        return factory( window, Outlayer, getSize, matchesSelector, utils, Item, LayoutMode );
3469      });
3470  } else if ( typeof module == 'object' && module.exports ) {
3471    // CommonJS
3472    module.exports = factory(
3473      window,
3474      require('outlayer'),
3475      require('get-size'),
3476      require('desandro-matches-selector'),
3477      require('fizzy-ui-utils'),
3478      require('isotope-layout/js/item'),
3479      require('isotope-layout/js/layout-mode'),
3480      // include default layout modes
3481      require('isotope-layout/js/layout-modes/masonry'),
3482      require('isotope-layout/js/layout-modes/fit-rows'),
3483      require('isotope-layout/js/layout-modes/vertical')
3484    );
3485  } else {
3486    // browser global
3487    window.Isotope = factory(
3488      window,
3489      window.Outlayer,
3490      window.getSize,
3491      window.matchesSelector,
3492      window.fizzyUIUtils,
3493      window.Isotope.Item,
3494      window.Isotope.LayoutMode
3495    );
3496  }
3497
3498}( window, function factory( window, Outlayer, getSize, matchesSelector, utils,
3499  Item, LayoutMode ) {
3500
3501
3502
3503// -------------------------- vars -------------------------- //
3504
3505var jQuery = window.jQuery;
3506
3507// -------------------------- helpers -------------------------- //
3508
3509var trim = String.prototype.trim ?
3510  function( str ) {
3511    return str.trim();
3512  } :
3513  function( str ) {
3514    return str.replace( /^\s+|\s+$/g, '' );
3515  };
3516
3517// -------------------------- isotopeDefinition -------------------------- //
3518
3519  // create an Outlayer layout class
3520  var Isotope = Outlayer.create( 'isotope', {
3521    layoutMode: 'masonry',
3522    isJQueryFiltering: true,
3523    sortAscending: true
3524  });
3525
3526  Isotope.Item = Item;
3527  Isotope.LayoutMode = LayoutMode;
3528
3529  var proto = Isotope.prototype;
3530
3531  proto._create = function() {
3532    this.itemGUID = 0;
3533    // functions that sort items
3534    this._sorters = {};
3535    this._getSorters();
3536    // call super
3537    Outlayer.prototype._create.call( this );
3538
3539    // create layout modes
3540    this.modes = {};
3541    // start filteredItems with all items
3542    this.filteredItems = this.items;
3543    // keep of track of sortBys
3544    this.sortHistory = [ 'original-order' ];
3545    // create from registered layout modes
3546    for ( var name in LayoutMode.modes ) {
3547      this._initLayoutMode( name );
3548    }
3549  };
3550
3551  proto.reloadItems = function() {
3552    // reset item ID counter
3553    this.itemGUID = 0;
3554    // call super
3555    Outlayer.prototype.reloadItems.call( this );
3556  };
3557
3558  proto._itemize = function() {
3559    var items = Outlayer.prototype._itemize.apply( this, arguments );
3560    // assign ID for original-order
3561    for ( var i=0; i < items.length; i++ ) {
3562      var item = items[i];
3563      item.id = this.itemGUID++;
3564    }
3565    this._updateItemsSortData( items );
3566    return items;
3567  };
3568
3569
3570  // -------------------------- layout -------------------------- //
3571
3572  proto._initLayoutMode = function( name ) {
3573    var Mode = LayoutMode.modes[ name ];
3574    // set mode options
3575    // HACK extend initial options, back-fill in default options
3576    var initialOpts = this.options[ name ] || {};
3577    this.options[ name ] = Mode.options ?
3578      utils.extend( Mode.options, initialOpts ) : initialOpts;
3579    // init layout mode instance
3580    this.modes[ name ] = new Mode( this );
3581  };
3582
3583
3584  proto.layout = function() {
3585    // if first time doing layout, do all magic
3586    if ( !this._isLayoutInited && this._getOption('initLayout') ) {
3587      this.arrange();
3588      return;
3589    }
3590    this._layout();
3591  };
3592
3593  // private method to be used in layout() & magic()
3594  proto._layout = function() {
3595    // don't animate first layout
3596    var isInstant = this._getIsInstant();
3597    // layout flow
3598    this._resetLayout();
3599    this._manageStamps();
3600    this.layoutItems( this.filteredItems, isInstant );
3601
3602    // flag for initalized
3603    this._isLayoutInited = true;
3604  };
3605
3606  // filter + sort + layout
3607  proto.arrange = function( opts ) {
3608    // set any options pass
3609    this.option( opts );
3610    this._getIsInstant();
3611    // filter, sort, and layout
3612
3613    // filter
3614    var filtered = this._filter( this.items );
3615    this.filteredItems = filtered.matches;
3616
3617    this._bindArrangeComplete();
3618
3619    if ( this._isInstant ) {
3620      this._noTransition( this._hideReveal, [ filtered ] );
3621    } else {
3622      this._hideReveal( filtered );
3623    }
3624
3625    this._sort();
3626    this._layout();
3627  };
3628  // alias to _init for main plugin method
3629  proto._init = proto.arrange;
3630
3631  proto._hideReveal = function( filtered ) {
3632    this.reveal( filtered.needReveal );
3633    this.hide( filtered.needHide );
3634  };
3635
3636  // HACK
3637  // Don't animate/transition first layout
3638  // Or don't animate/transition other layouts
3639  proto._getIsInstant = function() {
3640    var isLayoutInstant = this._getOption('layoutInstant');
3641    var isInstant = isLayoutInstant !== undefined ? isLayoutInstant :
3642      !this._isLayoutInited;
3643    this._isInstant = isInstant;
3644    return isInstant;
3645  };
3646
3647  // listen for layoutComplete, hideComplete and revealComplete
3648  // to trigger arrangeComplete
3649  proto._bindArrangeComplete = function() {
3650    // listen for 3 events to trigger arrangeComplete
3651    var isLayoutComplete, isHideComplete, isRevealComplete;
3652    var _this = this;
3653    function arrangeParallelCallback() {
3654      if ( isLayoutComplete && isHideComplete && isRevealComplete ) {
3655        _this.dispatchEvent( 'arrangeComplete', null, [ _this.filteredItems ] );
3656      }
3657    }
3658    this.once( 'layoutComplete', function() {
3659      isLayoutComplete = true;
3660      arrangeParallelCallback();
3661    });
3662    this.once( 'hideComplete', function() {
3663      isHideComplete = true;
3664      arrangeParallelCallback();
3665    });
3666    this.once( 'revealComplete', function() {
3667      isRevealComplete = true;
3668      arrangeParallelCallback();
3669    });
3670  };
3671
3672  // -------------------------- filter -------------------------- //
3673
3674  proto._filter = function( items ) {
3675    var filter = this.options.filter;
3676    filter = filter || '*';
3677    var matches = [];
3678    var hiddenMatched = [];
3679    var visibleUnmatched = [];
3680
3681    var test = this._getFilterTest( filter );
3682
3683    // test each item
3684    for ( var i=0; i < items.length; i++ ) {
3685      var item = items[i];
3686      if ( item.isIgnored ) {
3687        continue;
3688      }
3689      // add item to either matched or unmatched group
3690      var isMatched = test( item );
3691      // item.isFilterMatched = isMatched;
3692      // add to matches if its a match
3693      if ( isMatched ) {
3694        matches.push( item );
3695      }
3696      // add to additional group if item needs to be hidden or revealed
3697      if ( isMatched && item.isHidden ) {
3698        hiddenMatched.push( item );
3699      } else if ( !isMatched && !item.isHidden ) {
3700        visibleUnmatched.push( item );
3701      }
3702    }
3703
3704    // return collections of items to be manipulated
3705    return {
3706      matches: matches,
3707      needReveal: hiddenMatched,
3708      needHide: visibleUnmatched
3709    };
3710  };
3711
3712  // get a jQuery, function, or a matchesSelector test given the filter
3713  proto._getFilterTest = function( filter ) {
3714    if ( jQuery && this.options.isJQueryFiltering ) {
3715      // use jQuery
3716      return function( item ) {
3717        return jQuery( item.element ).is( filter );
3718      };
3719    }
3720    if ( typeof filter == 'function' ) {
3721      // use filter as function
3722      return function( item ) {
3723        return filter( item.element );
3724      };
3725    }
3726    // default, use filter as selector string
3727    return function( item ) {
3728      return matchesSelector( item.element, filter );
3729    };
3730  };
3731
3732  // -------------------------- sorting -------------------------- //
3733
3734  /**
3735   * @params {Array} elems
3736   * @public
3737   */
3738  proto.updateSortData = function( elems ) {
3739    // get items
3740    var items;
3741    if ( elems ) {
3742      elems = utils.makeArray( elems );
3743      items = this.getItems( elems );
3744    } else {
3745      // update all items if no elems provided
3746      items = this.items;
3747    }
3748
3749    this._getSorters();
3750    this._updateItemsSortData( items );
3751  };
3752
3753  proto._getSorters = function() {
3754    var getSortData = this.options.getSortData;
3755    for ( var key in getSortData ) {
3756      var sorter = getSortData[ key ];
3757      this._sorters[ key ] = mungeSorter( sorter );
3758    }
3759  };
3760
3761  /**
3762   * @params {Array} items - of Isotope.Items
3763   * @private
3764   */
3765  proto._updateItemsSortData = function( items ) {
3766    // do not update if no items
3767    var len = items && items.length;
3768
3769    for ( var i=0; len && i < len; i++ ) {
3770      var item = items[i];
3771      item.updateSortData();
3772    }
3773  };
3774
3775  // ----- munge sorter ----- //
3776
3777  // encapsulate this, as we just need mungeSorter
3778  // other functions in here are just for munging
3779  var mungeSorter = ( function() {
3780    // add a magic layer to sorters for convienent shorthands
3781    // `.foo-bar` will use the text of .foo-bar querySelector
3782    // `[foo-bar]` will use attribute
3783    // you can also add parser
3784    // `.foo-bar parseInt` will parse that as a number
3785    function mungeSorter( sorter ) {
3786      // if not a string, return function or whatever it is
3787      if ( typeof sorter != 'string' ) {
3788        return sorter;
3789      }
3790      // parse the sorter string
3791      var args = trim( sorter ).split(' ');
3792      var query = args[0];
3793      // check if query looks like [an-attribute]
3794      var attrMatch = query.match( /^\[(.+)\]$/ );
3795      var attr = attrMatch && attrMatch[1];
3796      var getValue = getValueGetter( attr, query );
3797      // use second argument as a parser
3798      var parser = Isotope.sortDataParsers[ args[1] ];
3799      // parse the value, if there was a parser
3800      sorter = parser ? function( elem ) {
3801        return elem && parser( getValue( elem ) );
3802      } :
3803      // otherwise just return value
3804      function( elem ) {
3805        return elem && getValue( elem );
3806      };
3807
3808      return sorter;
3809    }
3810
3811    // get an attribute getter, or get text of the querySelector
3812    function getValueGetter( attr, query ) {
3813      // if query looks like [foo-bar], get attribute
3814      if ( attr ) {
3815        return function getAttribute( elem ) {
3816          return elem.getAttribute( attr );
3817        };
3818      }
3819
3820      // otherwise, assume its a querySelector, and get its text
3821      return function getChildText( elem ) {
3822        var child = elem.querySelector( query );
3823        return child && child.textContent;
3824      };
3825    }
3826
3827    return mungeSorter;
3828  })();
3829
3830  // parsers used in getSortData shortcut strings
3831  Isotope.sortDataParsers = {
3832    'parseInt': function( val ) {
3833      return parseInt( val, 10 );
3834    },
3835    'parseFloat': function( val ) {
3836      return parseFloat( val );
3837    }
3838  };
3839
3840  // ----- sort method ----- //
3841
3842  // sort filteredItem order
3843  proto._sort = function() {
3844    if ( !this.options.sortBy ) {
3845      return;
3846    }
3847    // keep track of sortBy History
3848    var sortBys = utils.makeArray( this.options.sortBy );
3849    if ( !this._getIsSameSortBy( sortBys ) ) {
3850      // concat all sortBy and sortHistory, add to front, oldest goes in last
3851      this.sortHistory = sortBys.concat( this.sortHistory );
3852    }
3853    // sort magic
3854    var itemSorter = getItemSorter( this.sortHistory, this.options.sortAscending );
3855    this.filteredItems.sort( itemSorter );
3856  };
3857
3858  // check if sortBys is same as start of sortHistory
3859  proto._getIsSameSortBy = function( sortBys ) {
3860    for ( var i=0; i < sortBys.length; i++ ) {
3861      if ( sortBys[i] != this.sortHistory[i] ) {
3862        return false;
3863      }
3864    }
3865    return true;
3866  };
3867
3868  // returns a function used for sorting
3869  function getItemSorter( sortBys, sortAsc ) {
3870    return function sorter( itemA, itemB ) {
3871      // cycle through all sortKeys
3872      for ( var i = 0; i < sortBys.length; i++ ) {
3873        var sortBy = sortBys[i];
3874        var a = itemA.sortData[ sortBy ];
3875        var b = itemB.sortData[ sortBy ];
3876        if ( a > b || a < b ) {
3877          // if sortAsc is an object, use the value given the sortBy key
3878          var isAscending = sortAsc[ sortBy ] !== undefined ? sortAsc[ sortBy ] : sortAsc;
3879          var direction = isAscending ? 1 : -1;
3880          return ( a > b ? 1 : -1 ) * direction;
3881        }
3882      }
3883      return 0;
3884    };
3885  }
3886
3887  // -------------------------- methods -------------------------- //
3888
3889  // get layout mode
3890  proto._mode = function() {
3891    var layoutMode = this.options.layoutMode;
3892    var mode = this.modes[ layoutMode ];
3893    if ( !mode ) {
3894      // TODO console.error
3895      throw new Error( 'No layout mode: ' + layoutMode );
3896    }
3897    // HACK sync mode's options
3898    // any options set after init for layout mode need to be synced
3899    mode.options = this.options[ layoutMode ];
3900    return mode;
3901  };
3902
3903  proto._resetLayout = function() {
3904    // trigger original reset layout
3905    Outlayer.prototype._resetLayout.call( this );
3906    this._mode()._resetLayout();
3907  };
3908
3909  proto._getItemLayoutPosition = function( item  ) {
3910    return this._mode()._getItemLayoutPosition( item );
3911  };
3912
3913  proto._manageStamp = function( stamp ) {
3914    this._mode()._manageStamp( stamp );
3915  };
3916
3917  proto._getContainerSize = function() {
3918    return this._mode()._getContainerSize();
3919  };
3920
3921  proto.needsResizeLayout = function() {
3922    return this._mode().needsResizeLayout();
3923  };
3924
3925  // -------------------------- adding & removing -------------------------- //
3926
3927  // HEADS UP overwrites default Outlayer appended
3928  proto.appended = function( elems ) {
3929    var items = this.addItems( elems );
3930    if ( !items.length ) {
3931      return;
3932    }
3933    // filter, layout, reveal new items
3934    var filteredItems = this._filterRevealAdded( items );
3935    // add to filteredItems
3936    this.filteredItems = this.filteredItems.concat( filteredItems );
3937  };
3938
3939  // HEADS UP overwrites default Outlayer prepended
3940  proto.prepended = function( elems ) {
3941    var items = this._itemize( elems );
3942    if ( !items.length ) {
3943      return;
3944    }
3945    // start new layout
3946    this._resetLayout();
3947    this._manageStamps();
3948    // filter, layout, reveal new items
3949    var filteredItems = this._filterRevealAdded( items );
3950    // layout previous items
3951    this.layoutItems( this.filteredItems );
3952    // add to items and filteredItems
3953    this.filteredItems = filteredItems.concat( this.filteredItems );
3954    this.items = items.concat( this.items );
3955  };
3956
3957  proto._filterRevealAdded = function( items ) {
3958    var filtered = this._filter( items );
3959    this.hide( filtered.needHide );
3960    // reveal all new items
3961    this.reveal( filtered.matches );
3962    // layout new items, no transition
3963    this.layoutItems( filtered.matches, true );
3964    return filtered.matches;
3965  };
3966
3967  /**
3968   * Filter, sort, and layout newly-appended item elements
3969   * @param {Array or NodeList or Element} elems
3970   */
3971  proto.insert = function( elems ) {
3972    var items = this.addItems( elems );
3973    if ( !items.length ) {
3974      return;
3975    }
3976    // append item elements
3977    var i, item;
3978    var len = items.length;
3979    for ( i=0; i < len; i++ ) {
3980      item = items[i];
3981      this.element.appendChild( item.element );
3982    }
3983    // filter new stuff
3984    var filteredInsertItems = this._filter( items ).matches;
3985    // set flag
3986    for ( i=0; i < len; i++ ) {
3987      items[i].isLayoutInstant = true;
3988    }
3989    this.arrange();
3990    // reset flag
3991    for ( i=0; i < len; i++ ) {
3992      delete items[i].isLayoutInstant;
3993    }
3994    this.reveal( filteredInsertItems );
3995  };
3996
3997  var _remove = proto.remove;
3998  proto.remove = function( elems ) {
3999    elems = utils.makeArray( elems );
4000    var removeItems = this.getItems( elems );
4001    // do regular thing
4002    _remove.call( this, elems );
4003    // bail if no items to remove
4004    var len = removeItems && removeItems.length;
4005    // remove elems from filteredItems
4006    for ( var i=0; len && i < len; i++ ) {
4007      var item = removeItems[i];
4008      // remove item from collection
4009      utils.removeFrom( this.filteredItems, item );
4010    }
4011  };
4012
4013  proto.shuffle = function() {
4014    // update random sortData
4015    for ( var i=0; i < this.items.length; i++ ) {
4016      var item = this.items[i];
4017      item.sortData.random = Math.random();
4018    }
4019    this.options.sortBy = 'random';
4020    this._sort();
4021    this._layout();
4022  };
4023
4024  /**
4025   * trigger fn without transition
4026   * kind of hacky to have this in the first place
4027   * @param {Function} fn
4028   * @param {Array} args
4029   * @returns ret
4030   * @private
4031   */
4032  proto._noTransition = function( fn, args ) {
4033    // save transitionDuration before disabling
4034    var transitionDuration = this.options.transitionDuration;
4035    // disable transition
4036    this.options.transitionDuration = 0;
4037    // do it
4038    var returnValue = fn.apply( this, args );
4039    // re-enable transition for reveal
4040    this.options.transitionDuration = transitionDuration;
4041    return returnValue;
4042  };
4043
4044  // ----- helper methods ----- //
4045
4046  /**
4047   * getter method for getting filtered item elements
4048   * @returns {Array} elems - collection of item elements
4049   */
4050  proto.getFilteredItemElements = function() {
4051    return this.filteredItems.map( function( item ) {
4052      return item.element;
4053    });
4054  };
4055
4056  // -----  ----- //
4057
4058  return Isotope;
4059
4060}));
4061