https://www.gis3700.be/Geoloket/assets/lib/isotope/dist/isotope.pkgd.js

1/*!
2 * Isotope PACKAGED v3.0.2
3 *
4 * Licensed GPLv3 for open source use
5 * or Isotope Commercial License for commercial use
6 *
7 * http://isotope.metafizzy.co
8 * Copyright 2016 Metafizzy
9 */
10
11/**
12 * Bridget makes jQuery widgets
13 * v2.0.1
14 * MIT license
15 */
16
17/* jshint browser: true, strict: true, undef: true, unused: true */
18
19( function( window, factory ) {
20  // universal module definition
21  /*jshint strict: false */ /* globals define, module, require */
22  if ( typeof define == 'function' && define.amd ) {
23    // AMD
24    define( 'jquery-bridget/jquery-bridget',[ 'jquery' ], function( jQuery ) {
25      return factory( window, jQuery );
26    });
27  } else if ( typeof module == 'object' && module.exports ) {
28    // CommonJS
29    module.exports = factory(
30      window,
31      require('jquery')
32    );
33  } else {
34    // browser global
35    window.jQueryBridget = factory(
36      window,
37      window.jQuery
38    );
39  }
40
41}( window, function factory( window, jQuery ) {
42'use strict';
43
44// ----- utils ----- //
45
46var arraySlice = Array.prototype.slice;
47
48// helper function for logging errors
49// $.error breaks jQuery chaining
50var console = window.console;
51var logError = typeof console == 'undefined' ? function() {} :
52  function( message ) {
53    console.error( message );
54  };
55
56// ----- jQueryBridget ----- //
57
58function jQueryBridget( namespace, PluginClass, $ ) {
59  $ = $ || jQuery || window.jQuery;
60  if ( !$ ) {
61    return;
62  }
63
64  // add option method -> $().plugin('option', {...})
65  if ( !PluginClass.prototype.option ) {
66    // option setter
67    PluginClass.prototype.option = function( opts ) {
68      // bail out if not an object
69      if ( !$.isPlainObject( opts ) ){
70        return;
71      }
72      this.options = $.extend( true, this.options, opts );
73    };
74  }
75
76  // make jQuery plugin
77  $.fn[ namespace ] = function( arg0 /*, arg1 */ ) {
78    if ( typeof arg0 == 'string' ) {
79      // method call $().plugin( 'methodName', { options } )
80      // shift arguments by 1
81      var args = arraySlice.call( arguments, 1 );
82      return methodCall( this, arg0, args );
83    }
84    // just $().plugin({ options })
85    plainCall( this, arg0 );
86    return this;
87  };
88
89  // $().plugin('methodName')
90  function methodCall( $elems, methodName, args ) {
91    var returnValue;
92    var pluginMethodStr = '$().' + namespace + '("' + methodName + '")';
93
94    $elems.each( function( i, elem ) {
95      // get instance
96      var instance = $.data( elem, namespace );
97      if ( !instance ) {
98        logError( namespace + ' not initialized. Cannot call methods, i.e. ' +
99          pluginMethodStr );
100        return;
101      }
102
103      var method = instance[ methodName ];
104      if ( !method || methodName.charAt(0) == '_' ) {
105        logError( pluginMethodStr + ' is not a valid method' );
106        return;
107      }
108
109      // apply method, get return value
110      var value = method.apply( instance, args );
111      // set return value if value is returned, use only first value
112      returnValue = returnValue === undefined ? value : returnValue;
113    });
114
115    return returnValue !== undefined ? returnValue : $elems;
116  }
117
118  function plainCall( $elems, options ) {
119    $elems.each( function( i, elem ) {
120      var instance = $.data( elem, namespace );
121      if ( instance ) {
122        // set options & init
123        instance.option( options );
124        instance._init();
125      } else {
126        // initialize new instance
127        instance = new PluginClass( elem, options );
128        $.data( elem, namespace, instance );
129      }
130    });
131  }
132
133  updateJQuery( $ );
134
135}
136
137// ----- updateJQuery ----- //
138
139// set $.bridget for v1 backwards compatibility
140function updateJQuery( $ ) {
141  if ( !$ || ( $ && $.bridget ) ) {
142    return;
143  }
144  $.bridget = jQueryBridget;
145}
146
147updateJQuery( jQuery || window.jQuery );
148
149// -----  ----- //
150
151return jQueryBridget;
152
153}));
154
155/**
156 * EvEmitter v1.0.3
157 * Lil' event emitter
158 * MIT License
159 */
160
161/* jshint unused: true, undef: true, strict: true */
162
163( function( global, factory ) {
164  // universal module definition
165  /* jshint strict: false */ /* globals define, module, window */
166  if ( typeof define == 'function' && define.amd ) {
167    // AMD - RequireJS
168    define( 'ev-emitter/ev-emitter',factory );
169  } else if ( typeof module == 'object' && module.exports ) {
170    // CommonJS - Browserify, Webpack
171    module.exports = factory();
172  } else {
173    // Browser globals
174    global.EvEmitter = factory();
175  }
176
177}( typeof window != 'undefined' ? window : this, function() {
178
179
180
181function EvEmitter() {}
182
183var proto = EvEmitter.prototype;
184
185proto.on = function( eventName, listener ) {
186  if ( !eventName || !listener ) {
187    return;
188  }
189  // set events hash
190  var events = this._events = this._events || {};
191  // set listeners array
192  var listeners = events[ eventName ] = events[ eventName ] || [];
193  // only add once
194  if ( listeners.indexOf( listener ) == -1 ) {
195    listeners.push( listener );
196  }
197
198  return this;
199};
200
201proto.once = function( eventName, listener ) {
202  if ( !eventName || !listener ) {
203    return;
204  }
205  // add event
206  this.on( eventName, listener );
207  // set once flag
208  // set onceEvents hash
209  var onceEvents = this._onceEvents = this._onceEvents || {};
210  // set onceListeners object
211  var onceListeners = onceEvents[ eventName ] = onceEvents[ eventName ] || {};
212  // set flag
213  onceListeners[ listener ] = true;
214
215  return this;
216};
217
218proto.off = function( eventName, listener ) {
219  var listeners = this._events && this._events[ eventName ];
220  if ( !listeners || !listeners.length ) {
221    return;
222  }
223  var index = listeners.indexOf( listener );
224  if ( index != -1 ) {
225    listeners.splice( index, 1 );
226  }
227
228  return this;
229};
230
231proto.emitEvent = function( eventName, args ) {
232  var listeners = this._events && this._events[ eventName ];
233  if ( !listeners || !listeners.length ) {
234    return;
235  }
236  var i = 0;
237  var listener = listeners[i];
238  args = args || [];
239  // once stuff
240  var onceListeners = this._onceEvents && this._onceEvents[ eventName ];
241
242  while ( listener ) {
243    var isOnce = onceListeners && onceListeners[ listener ];
244    if ( isOnce ) {
245      // remove listener
246      // remove before trigger to prevent recursion
247      this.off( eventName, listener );
248      // unset once flag
249      delete onceListeners[ listener ];
250    }
251    // trigger listener
252    listener.apply( this, args );
253    // get next listener
254    i += isOnce ? 0 : 1;
255    listener = listeners[i];
256  }
257
258  return this;
259};
260
261return EvEmitter;
262
263}));
264
265/*!
266 * getSize v2.0.2
267 * measure size of elements
268 * MIT license
269 */
270
271/*jshint browser: true, strict: true, undef: true, unused: true */
272/*global define: false, module: false, console: false */
273
274( function( window, factory ) {
275  'use strict';
276
277  if ( typeof define == 'function' && define.amd ) {
278    // AMD
279    define( 'get-size/get-size',[],function() {
280      return factory();
281    });
282  } else if ( typeof module == 'object' && module.exports ) {
283    // CommonJS
284    module.exports = factory();
285  } else {
286    // browser global
287    window.getSize = factory();
288  }
289
290})( window, function factory() {
291'use strict';
292
293// -------------------------- helpers -------------------------- //
294
295// get a number from a string, not a percentage
296function getStyleSize( value ) {
297  var num = parseFloat( value );
298  // not a percent like '100%', and a number
299  var isValid = value.indexOf('%') == -1 && !isNaN( num );
300  return isValid && num;
301}
302
303function noop() {}
304
305var logError = typeof console == 'undefined' ? noop :
306  function( message ) {
307    console.error( message );
308  };
309
310// -------------------------- measurements -------------------------- //
311
312var measurements = [
313  'paddingLeft',
314  'paddingRight',
315  'paddingTop',
316  'paddingBottom',
317  'marginLeft',
318  'marginRight',
319  'marginTop',
320  'marginBottom',
321  'borderLeftWidth',
322  'borderRightWidth',
323  'borderTopWidth',
324  'borderBottomWidth'
325];
326
327var measurementsLength = measurements.length;
328
329function getZeroSize() {
330  var size = {
331    width: 0,
332    height: 0,
333    innerWidth: 0,
334    innerHeight: 0,
335    outerWidth: 0,
336    outerHeight: 0
337  };
338  for ( var i=0; i < measurementsLength; i++ ) {
339    var measurement = measurements[i];
340    size[ measurement ] = 0;
341  }
342  return size;
343}
344
345// -------------------------- getStyle -------------------------- //
346
347/**
348 * getStyle, get style of element, check for Firefox bug
349 * https://bugzilla.mozilla.org/show_bug.cgi?id=548397
350 */
351function getStyle( elem ) {
352  var style = getComputedStyle( elem );
353  if ( !style ) {
354    logError( 'Style returned ' + style +
355      '. Are you running this code in a hidden iframe on Firefox? ' +
356      'See http://bit.ly/getsizebug1' );
357  }
358  return style;
359}
360
361// -------------------------- setup -------------------------- //
362
363var isSetup = false;
364
365var isBoxSizeOuter;
366
367/**
368 * setup
369 * check isBoxSizerOuter
370 * do on first getSize() rather than on page load for Firefox bug
371 */
372function setup() {
373  // setup once
374  if ( isSetup ) {
375    return;
376  }
377  isSetup = true;
378
379  // -------------------------- box sizing -------------------------- //
380
381  /**
382   * WebKit measures the outer-width on style.width on border-box elems
383   * IE & Firefox<29 measures the inner-width
384   */
385  var div = document.createElement('div');
386  div.style.width = '200px';
387  div.style.padding = '1px 2px 3px 4px';
388  div.style.borderStyle = 'solid';
389  div.style.borderWidth = '1px 2px 3px 4px';
390  div.style.boxSizing = 'border-box';
391
392  var body = document.body || document.documentElement;
393  body.appendChild( div );
394  var style = getStyle( div );
395
396  getSize.isBoxSizeOuter = isBoxSizeOuter = getStyleSize( style.width ) == 200;
397  body.removeChild( div );
398
399}
400
401// -------------------------- getSize -------------------------- //
402
403function getSize( elem ) {
404  setup();
405
406  // use querySeletor if elem is string
407  if ( typeof elem == 'string' ) {
408    elem = document.querySelector( elem );
409  }
410
411  // do not proceed on non-objects
412  if ( !elem || typeof elem != 'object' || !elem.nodeType ) {
413    return;
414  }
415
416  var style = getStyle( elem );
417
418  // if hidden, everything is 0
419  if ( style.display == 'none' ) {
420    return getZeroSize();
421  }
422
423  var size = {};
424  size.width = elem.offsetWidth;
425  size.height = elem.offsetHeight;
426
427  var isBorderBox = size.isBorderBox = style.boxSizing == 'border-box';
428
429  // get all measurements
430  for ( var i=0; i < measurementsLength; i++ ) {
431    var measurement = measurements[i];
432    var value = style[ measurement ];
433    var num = parseFloat( value );
434    // any 'auto', 'medium' value will be 0
435    size[ measurement ] = !isNaN( num ) ? num : 0;
436  }
437
438  var paddingWidth = size.paddingLeft + size.paddingRight;
439  var paddingHeight = size.paddingTop + size.paddingBottom;
440  var marginWidth = size.marginLeft + size.marginRight;
441  var marginHeight = size.marginTop + size.marginBottom;
442  var borderWidth = size.borderLeftWidth + size.borderRightWidth;
443  var borderHeight = size.borderTopWidth + size.borderBottomWidth;
444
445  var isBorderBoxSizeOuter = isBorderBox && isBoxSizeOuter;
446
447  // overwrite width and height if we can get it from style
448  var styleWidth = getStyleSize( style.width );
449  if ( styleWidth !== false ) {
450    size.width = styleWidth +
451      // add padding and border unless it's already including it
452      ( isBorderBoxSizeOuter ? 0 : paddingWidth + borderWidth );
453  }
454
455  var styleHeight = getStyleSize( style.height );
456  if ( styleHeight !== false ) {
457    size.height = styleHeight +
458      // add padding and border unless it's already including it
459      ( isBorderBoxSizeOuter ? 0 : paddingHeight + borderHeight );
460  }
461
462  size.innerWidth = size.width - ( paddingWidth + borderWidth );
463  size.innerHeight = size.height - ( paddingHeight + borderHeight );
464
465  size.outerWidth = size.width + marginWidth;
466  size.outerHeight = size.height + marginHeight;
467
468  return size;
469}
470
471return getSize;
472
473});
474
475/**
476 * matchesSelector v2.0.1
477 * matchesSelector( element, '.selector' )
478 * MIT license
479 */
480
481/*jshint browser: true, strict: true, undef: true, unused: true */
482
483( function( window, factory ) {
484  /*global define: false, module: false */
485  'use strict';
486  // universal module definition
487  if ( typeof define == 'function' && define.amd ) {
488    // AMD
489    define( 'desandro-matches-selector/matches-selector',factory );
490  } else if ( typeof module == 'object' && module.exports ) {
491    // CommonJS
492    module.exports = factory();
493  } else {
494    // browser global
495    window.matchesSelector = factory();
496  }
497
498}( window, function factory() {
499  'use strict';
500
501  var matchesMethod = ( function() {
502    var ElemProto = Element.prototype;
503    // check for the standard method name first
504    if ( ElemProto.matches ) {
505      return 'matches';
506    }
507    // check un-prefixed
508    if ( ElemProto.matchesSelector ) {
509      return 'matchesSelector';
510    }
511    // check vendor prefixes
512    var prefixes = [ 'webkit', 'moz', 'ms', 'o' ];
513
514    for ( var i=0; i < prefixes.length; i++ ) {
515      var prefix = prefixes[i];
516      var method = prefix + 'MatchesSelector';
517      if ( ElemProto[ method ] ) {
518        return method;
519      }
520    }
521  })();
522
523  return function matchesSelector( elem, selector ) {
524    return elem[ matchesMethod ]( selector );
525  };
526
527}));
528
529/**
530 * Fizzy UI utils v2.0.3
531 * MIT license
532 */
533
534/*jshint browser: true, undef: true, unused: true, strict: true */
535
536( function( window, factory ) {
537  // universal module definition
538  /*jshint strict: false */ /*globals define, module, require */
539
540  if ( typeof define == 'function' && define.amd ) {
541    // AMD
542    define( 'fizzy-ui-utils/utils',[
543      'desandro-matches-selector/matches-selector'
544    ], function( matchesSelector ) {
545      return factory( window, matchesSelector );
546    });
547  } else if ( typeof module == 'object' && module.exports ) {
548    // CommonJS
549    module.exports = factory(
550      window,
551      require('desandro-matches-selector')
552    );
553  } else {
554    // browser global
555    window.fizzyUIUtils = factory(
556      window,
557      window.matchesSelector
558    );
559  }
560
561}( window, function factory( window, matchesSelector ) {
562
563
564
565var utils = {};
566
567// ----- extend ----- //
568
569// extends objects
570utils.extend = function( a, b ) {
571  for ( var prop in b ) {
572    a[ prop ] = b[ prop ];
573  }
574  return a;
575};
576
577// ----- modulo ----- //
578
579utils.modulo = function( num, div ) {
580  return ( ( num % div ) + div ) % div;
581};
582
583// ----- makeArray ----- //
584
585// turn element or nodeList into an array
586utils.makeArray = function( obj ) {
587  var ary = [];
588  if ( Array.isArray( obj ) ) {
589    // use object if already an array
590    ary = obj;
591  } else if ( obj && typeof obj.length == 'number' ) {
592    // convert nodeList to array
593    for ( var i=0; i < obj.length; i++ ) {
594      ary.push( obj[i] );
595    }
596  } else {
597    // array of single index
598    ary.push( obj );
599  }
600  return ary;
601};
602
603// ----- removeFrom ----- //
604
605utils.removeFrom = function( ary, obj ) {
606  var index = ary.indexOf( obj );
607  if ( index != -1 ) {
608    ary.splice( index, 1 );
609  }
610};
611
612// ----- getParent ----- //
613
614utils.getParent = function( elem, selector ) {
615  while ( elem != document.body ) {
616    elem = elem.parentNode;
617    if ( matchesSelector( elem, selector ) ) {
618      return elem;
619    }
620  }
621};
622
623// ----- getQueryElement ----- //
624
625// use element as selector string
626utils.getQueryElement = function( elem ) {
627  if ( typeof elem == 'string' ) {
628    return document.querySelector( elem );
629  }
630  return elem;
631};
632
633// ----- handleEvent ----- //
634
635// enable .ontype to trigger from .addEventListener( elem, 'type' )
636utils.handleEvent = function( event ) {
637  var method = 'on' + event.type;
638  if ( this[ method ] ) {
639    this[ method ]( event );
640  }
641};
642
643// ----- filterFindElements ----- //
644
645utils.filterFindElements = function( elems, selector ) {
646  // make array of elems
647  elems = utils.makeArray( elems );
648  var ffElems = [];
649
650  elems.forEach( function( elem ) {
651    // check that elem is an actual element
652    if ( !( elem instanceof HTMLElement ) ) {
653      return;
654    }
655    // add elem if no selector
656    if ( !selector ) {
657      ffElems.push( elem );
658      return;
659    }
660    // filter & find items if we have a selector
661    // filter
662    if ( matchesSelector( elem, selector ) ) {
663      ffElems.push( elem );
664    }
665    // find children
666    var childElems = elem.querySelectorAll( selector );
667    // concat childElems to filterFound array
668    for ( var i=0; i < childElems.length; i++ ) {
669      ffElems.push( childElems[i] );
670    }
671  });
672
673  return ffElems;
674};
675
676// ----- debounceMethod ----- //
677
678utils.debounceMethod = function( _class, methodName, threshold ) {
679  // original method
680  var method = _class.prototype[ methodName ];
681  var timeoutName = methodName + 'Timeout';
682
683  _class.prototype[ methodName ] = function() {
684    var timeout = this[ timeoutName ];
685    if ( timeout ) {
686      clearTimeout( timeout );
687    }
688    var args = arguments;
689
690    var _this = this;
691    this[ timeoutName ] = setTimeout( function() {
692      method.apply( _this, args );
693      delete _this[ timeoutName ];
694    }, threshold || 100 );
695  };
696};
697
698// ----- docReady ----- //
699
700utils.docReady = function( callback ) {
701  var readyState = document.readyState;
702  if ( readyState == 'complete' || readyState == 'interactive' ) {
703    // do async to allow for other scripts to run. metafizzy/flickity#441
704    setTimeout( callback );
705  } else {
706    document.addEventListener( 'DOMContentLoaded', callback );
707  }
708};
709
710// ----- htmlInit ----- //
711
712// http://jamesroberts.name/blog/2010/02/22/string-functions-for-javascript-trim-to-camel-case-to-dashed-and-to-underscore/
713utils.toDashed = function( str ) {
714  return str.replace( /(.)([A-Z])/g, function( match, $1, $2 ) {
715    return $1 + '-' + $2;
716  }).toLowerCase();
717};
718
719var console = window.console;
720/**
721 * allow user to initialize classes via [data-namespace] or .js-namespace class
722 * htmlInit( Widget, 'widgetName' )
723 * options are parsed from data-namespace-options
724 */
725utils.htmlInit = function( WidgetClass, namespace ) {
726  utils.docReady( function() {
727    var dashedNamespace = utils.toDashed( namespace );
728    var dataAttr = 'data-' + dashedNamespace;
729    var dataAttrElems = document.querySelectorAll( '[' + dataAttr + ']' );
730    var jsDashElems = document.querySelectorAll( '.js-' + dashedNamespace );
731    var elems = utils.makeArray( dataAttrElems )
732      .concat( utils.makeArray( jsDashElems ) );
733    var dataOptionsAttr = dataAttr + '-options';
734    var jQuery = window.jQuery;
735
736    elems.forEach( function( elem ) {
737      var attr = elem.getAttribute( dataAttr ) ||
738        elem.getAttribute( dataOptionsAttr );
739      var options;
740      try {
741        options = attr && JSON.parse( attr );
742      } catch ( error ) {
743        // log error, do not initialize
744        if ( console ) {
745          console.error( 'Error parsing ' + dataAttr + ' on ' + elem.className +
746          ': ' + error );
747        }
748        return;
749      }
750      // initialize
751      var instance = new WidgetClass( elem, options );
752      // make available via $().data('namespace')
753      if ( jQuery ) {
754        jQuery.data( elem, namespace, instance );
755      }
756    });
757
758  });
759};
760
761// -----  ----- //
762
763return utils;
764
765}));
766
767/**
768 * Outlayer Item
769 */
770
771( function( window, factory ) {
772  // universal module definition
773  /* jshint strict: false */ /* globals define, module, require */
774  if ( typeof define == 'function' && define.amd ) {
775    // AMD - RequireJS
776    define( 'outlayer/item',[
777        'ev-emitter/ev-emitter',
778        'get-size/get-size'
779      ],
780      factory
781    );
782  } else if ( typeof module == 'object' && module.exports ) {
783    // CommonJS - Browserify, Webpack
784    module.exports = factory(
785      require('ev-emitter'),
786      require('get-size')
787    );
788  } else {
789    // browser global
790    window.Outlayer = {};
791    window.Outlayer.Item = factory(
792      window.EvEmitter,
793      window.getSize
794    );
795  }
796
797}( window, function factory( EvEmitter, getSize ) {
798'use strict';
799
800// ----- helpers ----- //
801
802function isEmptyObj( obj ) {
803  for ( var prop in obj ) {
804    return false;

805  }
806  prop = null;
807  return true;
808}
809
810// -------------------------- CSS3 support -------------------------- //
811
812
813var docElemStyle = document.documentElement.style;
814
815var transitionProperty = typeof docElemStyle.transition == 'string' ?
816  'transition' : 'WebkitTransition';
817var transformProperty = typeof docElemStyle.transform == 'string' ?
818  'transform' : 'WebkitTransform';
819
820var transitionEndEvent = {
821  WebkitTransition: 'webkitTransitionEnd',
822  transition: 'transitionend'
823}[ transitionProperty ];
824
825// cache all vendor properties that could have vendor prefix
826var vendorProperties = {
827  transform: transformProperty,
828  transition: transitionProperty,
829  transitionDuration: transitionProperty + 'Duration',
830  transitionProperty: transitionProperty + 'Property',
831  transitionDelay: transitionProperty + 'Delay'
832};
833
834// -------------------------- Item -------------------------- //
835
836function Item( element, layout ) {
837  if ( !element ) {
838    return;
839  }
840
841  this.element = element;
842  // parent layout class, i.e. Masonry, Isotope, or Packery
843  this.layout = layout;
844  this.position = {
845    x: 0,
846    y: 0
847  };
848
849  this._create();
850}
851
852// inherit EvEmitter
853var proto = Item.prototype = Object.create( EvEmitter.prototype );
854proto.constructor = Item;
855
856proto._create = function() {
857  // transition objects
858  this._transn = {
859    ingProperties: {},
860    clean: {},
861    onEnd: {}
862  };
863
864  this.css({
865    position: 'absolute'
866  });
867};
868
869// trigger specified handler for event type
870proto.handleEvent = function( event ) {
871  var method = 'on' + event.type;
872  if ( this[ method ] ) {
873    this[ method ]( event );
874  }
875};
876
877proto.getSize = function() {
878  this.size = getSize( this.element );
879};
880
881/**
882 * apply CSS styles to element
883 * @param {Object} style
884 */
885proto.css = function( style ) {
886  var elemStyle = this.element.style;
887
888  for ( var prop in style ) {
889    // use vendor property if available
890    var supportedProp = vendorProperties[ prop ] || prop;
891    elemStyle[ supportedProp ] = style[ prop ];
892  }
893};
894
895 // measure position, and sets it
896proto.getPosition = function() {
897  var style = getComputedStyle( this.element );
898  var isOriginLeft = this.layout._getOption('originLeft');
899  var isOriginTop = this.layout._getOption('originTop');
900  var xValue = style[ isOriginLeft ? 'left' : 'right' ];
901  var yValue = style[ isOriginTop ? 'top' : 'bottom' ];
902  // convert percent to pixels
903  var layoutSize = this.layout.size;
904  var x = xValue.indexOf('%') != -1 ?
905    ( parseFloat( xValue ) / 100 ) * layoutSize.width : parseInt( xValue, 10 );
906  var y = yValue.indexOf('%') != -1 ?
907    ( parseFloat( yValue ) / 100 ) * layoutSize.height : parseInt( yValue, 10 );
908
909  // clean up 'auto' or other non-integer values
910  x = isNaN( x ) ? 0 : x;
911  y = isNaN( y ) ? 0 : y;
912  // remove padding from measurement
913  x -= isOriginLeft ? layoutSize.paddingLeft : layoutSize.paddingRight;
914  y -= isOriginTop ? layoutSize.paddingTop : layoutSize.paddingBottom;
915
916  this.position.x = x;
917  this.position.y = y;
918};
919
920// set settled position, apply padding
921proto.layoutPosition = function() {
922  var layoutSize = this.layout.size;
923  var style = {};
924  var isOriginLeft = this.layout._getOption('originLeft');
925  var isOriginTop = this.layout._getOption('originTop');
926
927  // x
928  var xPadding = isOriginLeft ? 'paddingLeft' : 'paddingRight';
929  var xProperty = isOriginLeft ? 'left' : 'right';
930  var xResetProperty = isOriginLeft ? 'right' : 'left';
931
932  var x = this.position.x + layoutSize[ xPadding ];
933  // set in percentage or pixels
934  style[ xProperty ] = this.getXValue( x );
935  // reset other property
936  style[ xResetProperty ] = '';
937
938  // y
939  var yPadding = isOriginTop ? 'paddingTop' : 'paddingBottom';
940  var yProperty = isOriginTop ? 'top' : 'bottom';
941  var yResetProperty = isOriginTop ? 'bottom' : 'top';
942
943  var y = this.position.y + layoutSize[ yPadding ];
944  // set in percentage or pixels
945  style[ yProperty ] = this.getYValue( y );
946  // reset other property
947  style[ yResetProperty ] = '';
948
949  this.css( style );
950  this.emitEvent( 'layout', [ this ] );
951};
952
953proto.getXValue = function( x ) {
954  var isHorizontal = this.layout._getOption('horizontal');
955  return this.layout.options.percentPosition && !isHorizontal ?
956    ( ( x / this.layout.size.width ) * 100 ) + '%' : x + 'px';
957};
958
959proto.getYValue = function( y ) {
960  var isHorizontal = this.layout._getOption('horizontal');
961  return this.layout.options.percentPosition && isHorizontal ?

962    ( ( y / this.layout.size.height ) * 100 ) + '%' : y + 'px';
963};
964
965proto._transitionTo = function( x, y ) {
966  this.getPosition();
967  // get current x & y from top/left
968  var curX = this.position.x;
969  var curY = this.position.y;
970
971  var compareX = parseInt( x, 10 );
972  var compareY = parseInt( y, 10 );
973  var didNotMove = compareX === this.position.x && compareY === this.position.y;
974
975  // save end position
976  this.setPosition( x, y );
977
978  // if did not move and not transitioning, just go to layout
979  if ( didNotMove && !this.isTransitioning ) {
980    this.layoutPosition();
981    return;
982  }
983
984  var transX = x - curX;
985  var transY = y - curY;
986  var transitionStyle = {};
987  transitionStyle.transform = this.getTranslate( transX, transY );
988
989  this.transition({
990    to: transitionStyle,
991    onTransitionEnd: {
992      transform: this.layoutPosition
993    },
994    isCleaning: true
995  });
996};
997
998proto.getTranslate = function( x, y ) {
999  // flip cooridinates if origin on right or bottom
1000  var isOriginLeft = this.layout._getOption('originLeft');
1001  var isOriginTop = this.layout._getOption('originTop');
1002  x = isOriginLeft ? x : -x;
1003  y = isOriginTop ? y : -y;
1004  return 'translate3d(' + x + 'px, ' + y + 'px, 0)';
1005};
1006
1007// non transition + transform support
1008proto.goTo = function( x, y ) {
1009  this.setPosition( x, y );
1010  this.layoutPosition();
1011};
1012
1013proto.moveTo = proto._transitionTo;
1014
1015proto.setPosition = function( x, y ) {
1016  this.position.x = parseInt( x, 10 );
1017  this.position.y = parseInt( y, 10 );
1018};
1019
1020// ----- transition ----- //
1021
1022/**
1023 * @param {Object} style - CSS
1024 * @param {Function} onTransitionEnd
1025 */
1026
1027// non transition, just trigger callback
1028proto._nonTransition = function( args ) {
1029  this.css( args.to );
1030  if ( args.isCleaning ) {
1031    this._removeStyles( args.to );
1032  }
1033  for ( var prop in args.onTransitionEnd ) {
1034    args.onTransitionEnd[ prop ].call( this );
1035  }
1036};
1037
1038/**
1039 * proper transition
1040 * @param {Object} args - arguments
1041 *   @param {Object} to - style to transition to
1042 *   @param {Object} from - style to start transition from
1043 *   @param {Boolean} isCleaning - removes transition styles after transition
1044 *   @param {Function} onTransitionEnd - callback
1045 */
1046proto.transition = function( args ) {
1047  // redirect to nonTransition if no transition duration
1048  if ( !parseFloat( this.layout.options.transitionDuration ) ) {
1049    this._nonTransition( args );
1050    return;
1051  }
1052
1053  var _transition = this._transn;
1054  // keep track of onTransitionEnd callback by css property
1055  for ( var prop in args.onTransitionEnd ) {
1056    _transition.onEnd[ prop ] = args.onTransitionEnd[ prop ];
1057  }
1058  // keep track of properties that are transitioning
1059  for ( prop in args.to ) {
1060    _transition.ingProperties[ prop ] = true;
1061    // keep track of properties to clean up when transition is done
1062    if ( args.isCleaning ) {
1063      _transition.clean[ prop ] = true;
1064    }
1065  }
1066
1067  // set from styles
1068  if ( args.from ) {
1069    this.css( args.from );
1070    // force redraw. http://blog.alexmaccaw.com/css-transitions
1071    var h = this.element.offsetHeight;
1072    // hack for JSHint to hush about unused var
1073    h = null;
1074  }
1075  // enable transition
1076  this.enableTransition( args.to );
1077  // set styles that are transitioning
1078  this.css( args.to );
1079
1080  this.isTransitioning = true;
1081
1082};
1083
1084// dash before all cap letters, including first for
1085// WebkitTransform => -webkit-transform
1086function toDashedAll( str ) {
1087  return str.replace( /([A-Z])/g, function( $1 ) {
1088    return '-' + $1.toLowerCase();
1089  });
1090}
1091
1092var transitionProps = 'opacity,' + toDashedAll( transformProperty );
1093
1094proto.enableTransition = function(/* style */) {
1095  // HACK changing transitionProperty during a transition
1096  // will cause transition to jump
1097  if ( this.isTransitioning ) {
1098    return;
1099  }
1100
1101  // make `transition: foo, bar, baz` from style object
1102  // HACK un-comment this when enableTransition can work
1103  // while a transition is happening
1104  // var transitionValues = [];
1105  // for ( var prop in style ) {
1106  //   // dash-ify camelCased properties like WebkitTransition
1107  //   prop = vendorProperties[ prop ] || prop;
1108  //   transitionValues.push( toDashedAll( prop ) );
1109  // }
1110  // munge number to millisecond, to match stagger
1111  var duration = this.layout.options.transitionDuration;
1112  duration = typeof duration == 'number' ? duration + 'ms' : duration;
1113  // enable transition styles
1114  this.css({
1115    transitionProperty: transitionProps,
1116    transitionDuration: duration,
1117    transitionDelay: this.staggerDelay || 0
1118  });
1119  // listen for transition end event
1120  this.element.addEventListener( transitionEndEvent, this, false );
1121};
1122
1123// ----- events ----- //
1124
1125proto.onwebkitTransitionEnd = function( event ) {
1126  this.ontransitionend( event );
1127};
1128
1129proto.onotransitionend = function( event ) {
1130  this.ontransitionend( event );
1131};
1132
1133// properties that I munge to make my life easier
1134var dashedVendorProperties = {
1135  '-webkit-transform': 'transform'
1136};
1137
1138proto.ontransitionend = function( event ) {
1139  // disregard bubbled events from children
1140  if ( event.target !== this.element ) {
1141    return;
1142  }
1143  var _transition = this._transn;
1144  // get property name of transitioned property, convert to prefix-free
1145  var propertyName = dashedVendorProperties[ event.propertyName ] || event.propertyName;
1146
1147  // remove property that has completed transitioning
1148  delete _transition.ingProperties[ propertyName ];
1149  // check if any properties are still transitioning
1150  if ( isEmptyObj( _transition.ingProperties ) ) {
1151    // all properties have completed transitioning
1152    this.disableTransition();
1153  }
1154  // clean style
1155  if ( propertyName in _transition.clean ) {
1156    // clean up style
1157    this.element.style[ event.propertyName ] = '';
1158    delete _transition.clean[ propertyName ];
1159  }
1160  // trigger onTransitionEnd callback
1161  if ( propertyName in _transition.onEnd ) {
1162    var onTransitionEnd = _transition.onEnd[ propertyName ];
1163    onTransitionEnd.call( this );
1164    delete _transition.onEnd[ propertyName ];
1165  }
1166
1167  this.emitEvent( 'transitionEnd', [ this ] );
1168};
1169
1170proto.disableTransition = function() {
1171  this.removeTransitionStyles();
1172  this.element.removeEventListener( transitionEndEvent, this, false );
1173  this.isTransitioning = false;

1174};
1175
1176/**
1177 * removes style property from element
1178 * @param {Object} style
1179**/
1180proto._removeStyles = function( style ) {
1181  // clean up transition styles
1182  var cleanStyle = {};
1183  for ( var prop in style ) {
1184    cleanStyle[ prop ] = '';
1185  }
1186  this.css( cleanStyle );
1187};
1188
1189var cleanTransitionStyle = {
1190  transitionProperty: '',
1191  transitionDuration: '',
1192  transitionDelay: ''
1193};
1194
1195proto.removeTransitionStyles = function() {
1196  // remove transition
1197  this.css( cleanTransitionStyle );
1198};
1199
1200// ----- stagger ----- //
1201
1202proto.stagger = function( delay ) {
1203  delay = isNaN( delay ) ? 0 : delay;
1204  this.staggerDelay = delay + 'ms';
1205};
1206
1207// ----- show/hide/remove ----- //
1208
1209// remove element from DOM
1210proto.removeElem = function() {
1211  this.element.parentNode.removeChild( this.element );
1212  // remove display: none
1213  this.css({ display: '' });
1214  this.emitEvent( 'remove', [ this ] );
1215};
1216
1217proto.remove = function() {
1218  // just remove element if no transition support or no transition
1219  if ( !transitionProperty || !parseFloat( this.layout.options.transitionDuration ) ) {
1220    this.removeElem();
1221    return;
1222  }
1223
1224  // start transition
1225  this.once( 'transitionEnd', function() {
1226    this.removeElem();
1227  });
1228  this.hide();
1229};
1230
1231proto.reveal = function() {
1232  delete this.isHidden;
1233  // remove display: none
1234  this.css({ display: '' });
1235
1236  var options = this.layout.options;
1237
1238  var onTransitionEnd = {};
1239  var transitionEndProperty = this.getHideRevealTransitionEndProperty('visibleStyle');
1240  onTransitionEnd[ transitionEndProperty ] = this.onRevealTransitionEnd;
1241
1242  this.transition({
1243    from: options.hiddenStyle,
1244    to: options.visibleStyle,
1245    isCleaning: true,
1246    onTransitionEnd: onTransitionEnd
1247  });
1248};
1249
1250proto.onRevealTransitionEnd = function() {
1251  // check if still visible
1252  // during transition, item may have been hidden
1253  if ( !this.isHidden ) {
1254    this.emitEvent('reveal');
1255  }
1256};
1257
1258/**
1259 * get style property use for hide/reveal transition end
1260 * @param {String} styleProperty - hiddenStyle/visibleStyle
1261 * @returns {String}
1262 */
1263proto.getHideRevealTransitionEndProperty = function( styleProperty ) {
1264  var optionStyle = this.layout.options[ styleProperty ];
1265  // use opacity
1266  if ( optionStyle.opacity ) {
1267    return 'opacity';
1268  }
1269  // get first property
1270  for ( var prop in optionStyle ) {
1271    return prop;
1272  }
1273};
1274
1275proto.hide = function() {
1276  // set flag
1277  this.isHidden = true;
1278  // remove display: none
1279  this.css({ display: '' });
1280
1281  var options = this.layout.options;
1282
1283  var onTransitionEnd = {};
1284  var transitionEndProperty = this.getHideRevealTransitionEndProperty('hiddenStyle');
1285  onTransitionEnd[ transitionEndProperty ] = this.onHideTransitionEnd;
1286
1287  this.transition({
1288    from: options.visibleStyle,
1289    to: options.hiddenStyle,
1290    // keep hidden stuff hidden
1291    isCleaning: true,
1292    onTransitionEnd: onTransitionEnd
1293  });
1294};
1295
1296proto.onHideTransitionEnd = function() {
1297  // check if still hidden
1298  // during transition, item may have been un-hidden
1299  if ( this.isHidden ) {
1300    this.css({ display: 'none' });
1301    this.emitEvent('hide');
1302  }
1303};
1304
1305proto.destroy = function() {
1306  this.css({
1307    position: '',
1308    left: '',
1309    right: '',
1310    top: '',
1311    bottom: '',
1312    transition: '',
1313    transform: ''
1314  });
1315};
1316
1317return Item;
1318
1319}));
1320
1321/*!
1322 * Outlayer v2.1.0

1322
1323 * the brains and guts of a layout library
1324 * MIT license
1325 */
1326
1327( function( window, factory ) {
1328  'use strict';
1329  // universal module definition
1330  /* jshint strict: false */ /* globals define, module, require */
1331  if ( typeof define == 'function' && define.amd ) {
1332    // AMD - RequireJS
1333    define( 'outlayer/outlayer',[
1334        'ev-emitter/ev-emitter',
1335        'get-size/get-size',
1336        'fizzy-ui-utils/utils',
1337        './item'
1338      ],
1339      function( EvEmitter, getSize, utils, Item ) {
1340        return factory( window, EvEmitter, getSize, utils, Item);
1341      }
1342    );
1343  } else if ( typeof module == 'object' && module.exports ) {
1344    // CommonJS - Browserify, Webpack
1345    module.exports = factory(
1346      window,
1347      require('ev-emitter'),
1348      require('get-size'),
1349      require('fizzy-ui-utils'),
1350      require('./item')
1351    );
1352  } else {
1353    // browser global
1354    window.Outlayer = factory(
1355      window,
1356      window.EvEmitter,
1357      window.getSize,
1358      window.fizzyUIUtils,
1359      window.Outlayer.Item
1360    );
1361  }
1362
1363}( window, function factory( window, EvEmitter, getSize, utils, Item ) {
1364'use strict';
1365
1366// ----- vars ----- //
1367
1368var console = window.console;
1369var jQuery = window.jQuery;
1370var noop = function() {};
1371
1372// -------------------------- Outlayer -------------------------- //
1373
1374// globally unique identifiers
1375var GUID = 0;
1376// internal store of all Outlayer intances
1377var instances = {};
1378
1379
1380/**
1381 * @param {Element, String} element
1382 * @param {Object} options
1383 * @constructor
1384 */
1385function Outlayer( element, options ) {
1386  var queryElement = utils.getQueryElement( element );
1387  if ( !queryElement ) {
1388    if ( console ) {
1389      console.error( 'Bad element for ' + this.constructor.namespace +
1390        ': ' + ( queryElement || element ) );
1391    }
1392    return;
1393  }
1394  this.element = queryElement;
1395  // add jQuery
1396  if ( jQuery ) {
1397    this.$element = jQuery( this.element );
1398  }
1399
1400  // options
1401  this.options = utils.extend( {}, this.constructor.defaults );
1402  this.option( options );
1403
1404  // add id for Outlayer.getFromElement
1405  var id = ++GUID;
1406  this.element.outlayerGUID = id; // expando
1407  instances[ id ] = this; // associate via id
1408
1409  // kick it off
1410  this._create();
1411
1412  var isInitLayout = this._getOption('initLayout');
1413  if ( isInitLayout ) {
1414    this.layout();
1415  }
1416}
1417
1418// settings are for internal use only
1419Outlayer.namespace = 'outlayer';
1420Outlayer.Item = Item;
1421
1422// default options
1423Outlayer.defaults = {
1424  containerStyle: {
1425    position: 'relative'
1426  },
1427  initLayout: true,
1428  originLeft: true,
1429  originTop: true,
1430  resize: true,
1431  resizeContainer: true,
1432  // item options
1433  transitionDuration: '0.4s',
1434  hiddenStyle: {
1435    opacity: 0,
1436    transform: 'scale(0.001)'
1437  },
1438  visibleStyle: {
1439    opacity: 1,
1440    transform: 'scale(1)'
1441  }
1442};
1443
1444var proto = Outlayer.prototype;
1445// inherit EvEmitter
1446utils.extend( proto, EvEmitter.prototype );
1447
1448/**
1449 * set options
1450 * @param {Object} opts
1451 */
1452proto.option = function( opts ) {
1453  utils.extend( this.options, opts );
1454};
1455
1456/**
1457 * get backwards compatible option value, check old name
1458 */
1459proto._getOption = function( option ) {
1460  var oldOption = this.constructor.compatOptions[ option ];
1461  return oldOption && this.options[ oldOption ] !== undefined ?
1462    this.options[ oldOption ] : this.options[ option ];
1463};
1464
1465Outlayer.compatOptions = {
1466  // currentName: oldName
1467  initLayout: 'isInitLayout',
1468  horizontal: 'isHorizontal',
1469  layoutInstant: 'isLayoutInstant',
1470  originLeft: 'isOriginLeft',
1471  originTop: 'isOriginTop',
1472  resize: 'isResizeBound',
1473  resizeContainer: 'isResizingContainer'
1474};
1475
1476proto._create = function() {
1477  // get items from children
1478  this.reloadItems();
1479  // elements that affect layout, but are not laid out
1480  this.stamps = [];
1481  this.stamp( this.options.stamp );
1482  // set container style
1483  utils.extend( this.element.style, this.options.containerStyle );
1484
1485  // bind resize method
1486  var canBindResize = this._getOption('resize');
1487  if ( canBindResize ) {
1488    this.bindResize();
1489  }
1490};
1491
1492// goes through all children again and gets bricks in proper order
1493proto.reloadItems = function() {
1494  // collection of item elements
1495  this.items = this._itemize( this.element.children );
1496};
1497
1498
1499/**
1500 * turn elements into Outlayer.Items to be used in layout
1501 * @param {Array or NodeList or HTMLElement} elems
1502 * @returns {Array} items - collection of new Outlayer Items
1503 */
1504proto._itemize = function( elems ) {
1505
1506  var itemElems = this._filterFindItemElements( elems );
1507  var Item = this.constructor.Item;
1508
1509  // create new Outlayer Items for collection
1510  var items = [];
1511  for ( var i=0; i < itemElems.length; i++ ) {
1512    var elem = itemElems[i];
1513    var item = new Item( elem, this );
1514    items.push( item );
1515  }
1516
1517  return items;
1518};
1519
1520/**
1521 * get item elements to be used in layout
1522 * @param {Array or NodeList or HTMLElement} elems
1523 * @returns {Array} items - item elements
1524 */
1525proto._filterFindItemElements = function( elems ) {
1526  return utils.filterFindElements( elems, this.options.itemSelector );
1527};
1528
1529/**
1530 * getter method for getting item elements
1531 * @returns {Array} elems - collection of item elements
1532 */
1533proto.getItemElements = function() {
1534  return this.items.map( function( item ) {
1535    return item.element;
1536  });
1537};
1538
1539// ----- init & layout ----- //
1540
1541/**
1542 * lays out all items
1543 */
1544proto.layout = function() {
1545  this._resetLayout();
1546  this._manageStamps();
1547
1548  // don't animate first layout
1549  var layoutInstant = this._getOption('layoutInstant');
1550  var isInstant = layoutInstant !== undefined ?
1551    layoutInstant : !this._isLayoutInited;
1552  this.layoutItems( this.items, isInstant );
1553
1554  // flag for initalized
1555  this._isLayoutInited = true;
1556};
1557
1558// _init is alias for layout
1559proto._init = proto.layout;
1560
1561/**
1562 * logic before any new layout
1563 */
1564proto._resetLayout = function() {
1565  this.getSize();
1566};
1567
1568
1569proto.getSize = function() {
1570  this.size = getSize( this.element );
1571};
1572
1573/**
1574 * get measurement from option, for columnWidth, rowHeight, gutter
1575 * if option is String -> get element from selector string, & get size of element
1576 * if option is Element -> get size of element
1577 * else use option as a number
1578 *
1579 * @param {String} measurement
1580 * @param {String} size - width or height
1581 * @private
1582 */
1583proto._getMeasurement = function( measurement, size ) {
1584  var option = this.options[ measurement ];
1585  var elem;
1586  if ( !option ) {
1587    // default to 0
1588    this[ measurement ] = 0;
1589  } else {
1590    // use option as an element
1591    if ( typeof option == 'string' ) {
1592      elem = this.element.querySelector( option );
1593    } else if ( option instanceof HTMLElement ) {
1594      elem = option;
1595    }
1596    // use size of element, if element
1597    this[ measurement ] = elem ? getSize( elem )[ size ] : option;
1598  }
1599};
1600
1601/**
1602 * layout a collection of item elements
1603 * @api public
1604 */
1605proto.layoutItems = function( items, isInstant ) {
1606  items = this._getItemsForLayout( items );
1607
1608  this._layoutItems( items, isInstant );
1609
1610  this._postLayout();
1611};
1612
1613/**
1614 * get the items to be laid out
1615 * you may want to skip over some items
1616 * @param {Array} items
1617 * @returns {Array} items
1618 */
1619proto._getItemsForLayout = function( items ) {
1620  return items.filter( function( item ) {
1621    return !item.isIgnored;
1622  });
1623};
1624
1625/**
1626 * layout items
1627 * @param {Array} items
1628 * @param {Boolean} isInstant
1629 */
1630proto._layoutItems = function( items, isInstant ) {
1631  this._emitCompleteOnItems( 'layout', items );
1632
1633  if ( !items || !items.length ) {
1634    // no items, emit event with empty array
1635    return;
1636  }
1637
1638  var queue = [];
1639
1640  items.forEach( function( item ) {
1641    // get x/y object from method
1642    var position = this._getItemLayoutPosition( item );
1643    // enqueue
1644    position.item = item;
1645    position.isInstant = isInstant || item.isLayoutInstant;
1646    queue.push( position );
1647  }, this );
1648
1649  this._processLayoutQueue( queue );
1650};
1651
1652/**
1653 * get item layout position
1654 * @param {Outlayer.Item} item
1655 * @returns {Object} x and y position
1656 */
1657proto._getItemLayoutPosition = function( /* item */ ) {
1658  return {
1659    x: 0,
1660    y: 0
1661  };
1662};
1663
1664/**
1665 * iterate over array and position each item
1666 * Reason being - separating this logic prevents 'layout invalidation'
1667 * thx @paul_irish
1668 * @param {Array} queue
1669 */
1670proto._processLayoutQueue = function( queue ) {
1671  this.updateStagger();
1672  queue.forEach( function( obj, i ) {
1673    this._positionItem( obj.item, obj.x, obj.y, obj.isInstant, i );
1674  }, this );
1675};
1676
1677// set stagger from option in milliseconds number
1678proto.updateStagger = function() {
1679  var stagger = this.options.stagger;
1680  if ( stagger === null || stagger === undefined ) {
1681    this.stagger = 0;
1682    return;
1683  }
1684  this.stagger = getMilliseconds( stagger );
1685  return this.stagger;
1686};
1687
1688/**
1689 * Sets position of item in DOM
1690 * @param {Outlayer.Item} item
1691 * @param {Number} x - horizontal position
1692 * @param {Number} y - vertical position
1693 * @param {Boolean} isInstant - disables transitions
1694 */
1695proto._positionItem = function( item, x, y, isInstant, i ) {
1696  if ( isInstant ) {
1697    // if not transition, just set CSS
1698    item.goTo( x, y );
1699  } else {
1700    item.stagger( i * this.stagger );
1701    item.moveTo( x, y );
1702  }
1703};
1704
1705/**
1706 * Any logic you want to do after each layout,
1707 * i.e. size the container
1708 */
1709proto._postLayout = function() {
1710  this.resizeContainer();
1711};
1712
1713proto.resizeContainer = function() {
1714  var isResizingContainer = this._getOption('resizeContainer');
1715  if ( !isResizingContainer ) {
1716    return;
1717  }
1718  var size = this._getContainerSize();
1719  if ( size ) {
1720    this._setContainerMeasure( size.width, true );
1721    this._setContainerMeasure( size.height, false );
1722  }
1723};
1724
1725/**
1726 * Sets width or height of container if returned
1727 * @returns {Object} size
1728 *   @param {Number} width
1729 *   @param {Number} height
1730 */
1731proto._getContainerSize = noop;
1732
1733/**
1734 * @param {Number} measure - size of width or height
1735 * @param {Boolean} isWidth
1736 */
1737proto._setContainerMeasure = function( measure, isWidth ) {
1738  if ( measure === undefined ) {
1739    return;
1740  }
1741
1742  var elemSize = this.size;
1743  // add padding and border width if border box
1744  if ( elemSize.isBorderBox ) {
1745    measure += isWidth ? elemSize.paddingLeft + elemSize.paddingRight +
1746      elemSize.borderLeftWidth + elemSize.borderRightWidth :
1747      elemSize.paddingBottom + elemSize.paddingTop +
1748      elemSize.borderTopWidth + elemSize.borderBottomWidth;
1749  }
1750
1751  measure = Math.max( measure, 0 );
1752  this.element.style[ isWidth ? 'width' : 'height' ] = measure + 'px';
1753};
1754
1755/**
1756 * emit eventComplete on a collection of items events
1757 * @param {String} eventName
1758 * @param {Array} items - Outlayer.Items
1759 */
1760proto._emitCompleteOnItems = function( eventName, items ) {
1761  var _this = this;
1762  function onComplete() {
1763    _this.dispatchEvent( eventName + 'Complete', null, [ items ] );
1764  }
1765
1766  var count = items.length;
1767  if ( !items || !count ) {
1768    onComplete();
1769    return;
1770  }
1771
1772  var doneCount = 0;
1773  function tick() {
1774    doneCount++;
1775    if ( doneCount == count ) {
1776      onComplete();
1777    }
1778  }
1779
1780  // bind callback
1781  items.forEach( function( item ) {
1782    item.once( eventName, tick );
1783  });
1784};
1785
1786/**
1787 * emits events via EvEmitter and jQuery events
1788 * @param {String} type - name of event
1789 * @param {Event} event - original event
1790 * @param {Array} args - extra arguments
1791 */
1792proto.dispatchEvent = function( type, event, args ) {
1793  // add original event to arguments
1794  var emitArgs = event ? [ event ].concat( args ) : args;
1795  this.emitEvent( type, emitArgs );
1796
1797  if ( jQuery ) {
1798    // set this.$element
1799    this.$element = this.$element || jQuery( this.element );
1800    if ( event ) {
1801      // create jQuery event
1802      var $event = jQuery.Event( event );
1803      $event.type = type;
1804      this.$element.trigger( $event, args );
1805    } else {
1806      // just trigger with type if no event available
1807      this.$element.trigger( type, args );
1808    }
1809  }
1810};
1811
1812// -------------------------- ignore & stamps -------------------------- //
1813
1814
1815/**
1816 * keep item in collection, but do not lay it out
1817 * ignored items do not get skipped in layout
1818 * @param {Element} elem
1819 */
1820proto.ignore = function( elem ) {
1821  var item = this.getItem( elem );
1822  if ( item ) {
1823    item.isIgnored = true;
1824  }
1825};
1826
1827/**
1828 * return item to layout collection
1829 * @param {Element} elem
1830 */
1831proto.unignore = function( elem ) {
1832  var item = this.getItem( elem );
1833  if ( item ) {
1834    delete item.isIgnored;
1835  }
1836};
1837
1838/**
1839 * adds elements to stamps
1840 * @param {NodeList, Array, Element, or String} elems
1841 */
1842proto.stamp = function( elems ) {
1843  elems = this._find( elems );
1844  if ( !elems ) {
1845    return;
1846  }
1847
1848  this.stamps = this.stamps.concat( elems );
1849  // ignore
1850  elems.forEach( this.ignore, this );
1851};
1852
1853/**
1854 * removes elements to stamps
1855 * @param {NodeList, Array, or Element} elems
1856 */
1857proto.unstamp = function( elems ) {
1858  elems = this._find( elems );
1859  if ( !elems ){
1860    return;
1861  }
1862
1863  elems.forEach( function( elem ) {
1864    // filter out removed stamp elements
1865    utils.removeFrom( this.stamps, elem );
1866    this.unignore( elem );
1867  }, this );
1868};
1869
1870/**
1871 * finds child elements
1872 * @param {NodeList, Array, Element, or String} elems
1873 * @returns {Array} elems
1874 */
1875proto._find = function( elems ) {
1876  if ( !elems ) {
1877    return;
1878  }
1879  // if string, use argument as selector string
1880  if ( typeof elems == 'string' ) {
1881    elems = this.element.querySelectorAll( elems );
1882  }
1883  elems = utils.makeArray( elems );
1884  return elems;
1885};
1886
1887proto._manageStamps = function() {
1888  if ( !this.stamps || !this.stamps.length ) {
1889    return;
1890  }
1891
1892  this._getBoundingRect();
1893
1894  this.stamps.forEach( this._manageStamp, this );
1895};
1896
1897// update boundingLeft / Top
1898proto._getBoundingRect = function() {
1899  // get bounding rect for container element
1900  var boundingRect = this.element.getBoundingClientRect();
1901  var size = this.size;
1902  this._boundingRect = {
1903    left: boundingRect.left + size.paddingLeft + size.borderLeftWidth,
1904    top: boundingRect.top + size.paddingTop + size.borderTopWidth,
1905    right: boundingRect.right - ( size.paddingRight + size.borderRightWidth ),
1906    bottom: boundingRect.bottom - ( size.paddingBottom + size.borderBottomWidth )
1907  };
1908};
1909
1910/**
1911 * @param {Element} stamp
1912**/
1913proto._manageStamp = noop;
1914
1915/**
1916 * get x/y position of element relative to container element
1917 * @param {Element} elem
1918 * @returns {Object} offset - has left, top, right, bottom
1919 */
1920proto._getElementOffset = function( elem ) {
1921  var boundingRect = elem.getBoundingClientRect();
1922  var thisRect = this._boundingRect;
1923  var size = getSize( elem );
1924  var offset = {
1925    left: boundingRect.left - thisRect.left - size.marginLeft,
1926    top: boundingRect.top - thisRect.top - size.marginTop,
1927    right: thisRect.right - boundingRect.right - size.marginRight,
1928    bottom: thisRect.bottom - boundingRect.bottom - size.marginBottom
1929  };
1930  return offset;
1931};
1932
1933// -------------------------- resize -------------------------- //
1934
1935// enable event handlers for listeners
1936// i.e. resize -> onresize
1937proto.handleEvent = utils.handleEvent;
1938
1939/**
1940 * Bind layout to window resizing
1941 */
1942proto.bindResize = function() {
1943  window.addEventListener( 'resize', this );
1944  this.isResizeBound = true;
1945};
1946
1947/**
1948 * Unbind layout to window resizing
1949 */
1950proto.unbindResize = function() {
1951  window.removeEventListener( 'resize', this );
1952  this.isResizeBound = false;
1953};
1954
1955proto.onresize = function() {
1956  this.resize();
1957};
1958
1959utils.debounceMethod( Outlayer, 'onresize', 100 );
1960
1961proto.resize = function() {
1962  // don't trigger if size did not change
1963  // or if resize was unbound. See #9
1964  if ( !this.isResizeBound || !this.needsResizeLayout() ) {
1965    return;
1966  }
1967
1968  this.layout();
1969};
1970
1971/**
1972 * check if layout is needed post layout
1973 * @returns Boolean
1974 */
1975proto.needsResizeLayout = function() {
1976  var size = getSize( this.element );
1977  // check that this.size and size are there
1978  // IE8 triggers resize on body size change, so they might not be
1979  var hasSizes = this.size && size;
1980  return hasSizes && size.innerWidth !== this.size.innerWidth;
1981};
1982
1983// -------------------------- methods -------------------------- //
1984
1985/**
1986 * add items to Outlayer instance
1987 * @param {Array or NodeList or Element} elems
1988 * @returns {Array} items - Outlayer.Items
1989**/
1990proto.addItems = function( elems ) {
1991  var items = this._itemize( elems );
1992  // add items to collection
1993  if ( items.length ) {
1994    this.items = this.items.concat( items );
1995  }
1996  return items;
1997};
1998
1999/**
2000 * Layout newly-appended item elements
2001 * @param {Array or NodeList or Element} elems
2002 */
2003proto.appended = function( elems ) {
2004  var items = this.addItems( elems );
2005  if ( !items.length ) {
2006    return;
2007  }
2008  // layout and reveal just the new items
2009  this.layoutItems( items, true );
2010  this.reveal( items );
2011};
2012
2013/**
2014 * Layout prepended elements
2015 * @param {Array or NodeList or Element} elems
2016 */
2017proto.prepended = function( elems ) {
2018  var items = this._itemize( elems );
2019  if ( !items.length ) {
2020    return;
2021  }
2022  // add items to beginning of collection
2023  var previousItems = this.items.slice(0);
2024  this.items = items.concat( previousItems );
2025  // start new layout
2026  this._resetLayout();
2027  this._manageStamps();
2028  // layout new stuff without transition
2029  this.layoutItems( items, true );
2030  this.reveal( items );
2031  // layout previous items
2032  this.layoutItems( previousItems );
2033};
2034
2035/**
2036 * reveal a collection of items
2037 * @param {Array of Outlayer.Items} items
2038 */
2039proto.reveal = function( items ) {
2040  this._emitCompleteOnItems( 'reveal', items );
2041  if ( !items || !items.length ) {
2042    return;
2043  }
2044  var stagger = this.updateStagger();
2045  items.forEach( function( item, i ) {
2046    item.stagger( i * stagger );
2047    item.reveal();
2048  });
2049};
2050
2051/**
2052 * hide a collection of items
2053 * @param {Array of Outlayer.Items} items
2054 */
2055proto.hide = function( items ) {
2056  this._emitCompleteOnItems( 'hide', items );
2057  if ( !items || !items.length ) {
2058    return;
2059  }
2060  var stagger = this.updateStagger();
2061  items.forEach( function( item, i ) {
2062    item.stagger( i * stagger );
2063    item.hide();
2064  });
2065};
2066
2067/**
2068 * reveal item elements
2069 * @param {Array}, {Element}, {NodeList} items
2070 */
2071proto.revealItemElements = function( elems ) {
2072  var items = this.getItems( elems );
2073  this.reveal( items );
2074};
2075
2076/**
2077 * hide item elements
2078 * @param {Array}, {Element}, {NodeList} items
2079 */
2080proto.hideItemElements = function( elems ) {
2081  var items = this.getItems( elems );
2082  this.hide( items );
2083};
2084
2085/**
2086 * get Outlayer.Item, given an Element
2087 * @param {Element} elem
2088 * @param {Function} callback
2089 * @returns {Outlayer.Item} item
2090 */
2091proto.getItem = function( elem ) {
2092  // loop through items to get the one that matches
2093  for ( var i=0; i < this.items.length; i++ ) {
2094    var item = this.items[i];
2095    if ( item.element == elem ) {
2096      // return item
2097      return item;
2098    }
2099  }
2100};
2101
2102/**
2103 * get collection of Outlayer.Items, given Elements
2104 * @param {Array} elems
2105 * @returns {Array} items - Outlayer.Items
2106 */
2107proto.getItems = function( elems ) {
2108  elems = utils.makeArray( elems );
2109  var items = [];
2110  elems.forEach( function( elem ) {
2111    var item = this.getItem( elem );
2112    if ( item ) {
2113      items.push( item );
2114    }
2115  }, this );
2116
2117  return items;
2118};
2119
2120/**
2121 * remove element(s) from instance and DOM
2122 * @param {Array or NodeList or Element} elems
2123 */
2124proto.remove = function( elems ) {
2125  var removeItems = this.getItems( elems );
2126
2127  this._emitCompleteOnItems( 'remove', removeItems );
2128
2129  // bail if no items to remove
2130  if ( !removeItems || !removeItems.length ) {
2131    return;
2132  }
2133
2134  removeItems.forEach( function( item ) {
2135    item.remove();
2136    // remove item from collection
2137    utils.removeFrom( this.items, item );
2138  }, this );
2139};
2140
2141// ----- destroy ----- //
2142
2143// remove and disable Outlayer instance
2144proto.destroy = function() {
2145  // clean up dynamic styles
2146  var style = this.element.style;
2147  style.height = '';
2148  style.position = '';
2149  style.width = '';
2150  // destroy items
2151  this.items.forEach( function( item ) {
2152    item.destroy();
2153  });
2154
2155  this.unbindResize();
2156
2157  var id = this.element.outlayerGUID;
2158  delete instances[ id ]; // remove reference to instance by id
2159  delete this.element.outlayerGUID;
2160  // remove data for jQuery
2161  if ( jQuery ) {
2162    jQuery.removeData( this.element, this.constructor.namespace );
2163  }
2164
2165};
2166
2167// -------------------------- data -------------------------- //
2168
2169/**
2170 * get Outlayer instance from element
2171 * @param {Element} elem
2172 * @returns {Outlayer}
2173 */
2174Outlayer.data = function( elem ) {
2175  elem = utils.getQueryElement( elem );
2176  var id = elem && elem.outlayerGUID;
2177  return id && instances[ id ];
2178};
2179
2180
2181// -------------------------- create Outlayer class -------------------------- //
2182
2183/**
2184 * create a layout class
2185 * @param {String} namespace
2186 */
2187Outlayer.create = function( namespace, options ) {
2188  // sub-class Outlayer
2189  var Layout = subclass( Outlayer );
2190  // apply new options and compatOptions
2191  Layout.defaults = utils.extend( {}, Outlayer.defaults );
2192  utils.extend( Layout.defaults, options );
2193  Layout.compatOptions = utils.extend( {}, Outlayer.compatOptions  );
2194
2195  Layout.namespace = namespace;
2196
2197  Layout.data = Outlayer.data;
2198
2199  // sub-class Item
2200  Layout.Item = subclass( Item );
2201
2202  // -------------------------- declarative -------------------------- //
2203
2204  utils.htmlInit( Layout, namespace );
2205
2206  // -------------------------- jQuery bridge -------------------------- //
2207
2208  // make into jQuery plugin
2209  if ( jQuery && jQuery.bridget ) {
2210    jQuery.bridget( namespace, Layout );
2211  }
2212
2213  return Layout;
2214};
2215
2216function subclass( Parent ) {
2217  function SubClass() {
2218    Parent.apply( this, arguments );
2219  }
2220
2221  SubClass.prototype = Object.create( Parent.prototype );
2222  SubClass.prototype.constructor = SubClass;
2223
2224  return SubClass;
2225}
2226
2227// ----- helpers ----- //
2228
2229// how many milliseconds are in each unit
2230var msUnits = {
2231  ms: 1,
2232  s: 1000
2233};
2234
2235// munge time-like parameter into millisecond number
2236// '0.4s' -> 40
2237function getMilliseconds( time ) {
2238  if ( typeof time == 'number' ) {
2239    return time;
2240  }
2241  var matches = time.match( /(^\d*\.?\d*)(\w*)/ );
2242  var num = matches && matches[1];
2243  var unit = matches && matches[2];
2244  if ( !num.length ) {
2245    return 0;
2246  }
2247  num = parseFloat( num );
2248  var mult = msUnits[ unit ] || 1;
2249  return num * mult;
2250}
2251
2252// ----- fin ----- //
2253
2254// back in global
2255Outlayer.Item = Item;
2256
2257return Outlayer;
2258
2259}));
2260
2261/**
2262 * 

2262Isotope Item
2263**/
2264
2265( function( window, factory ) {
2266  // universal module definition
2267  /* jshint strict: false */ /*globals define, module, require */
2268  if ( typeof define == 'function' && define.amd ) {
2269    // AMD
2270    define( 'isotope/js/item',[
2271        'outlayer/outlayer'
2272      ],
2273      factory );
2274  } else if ( typeof module == 'object' && module.exports ) {
2275    // CommonJS
2276    module.exports = factory(
2277      require('outlayer')
2278    );
2279  } else {
2280    // browser global
2281    window.Isotope = window.Isotope || {};
2282    window.Isotope.Item = factory(
2283      window.Outlayer
2284    );
2285  }
2286
2287}( window, function factory( Outlayer ) {
2288'use strict';
2289
2290// -------------------------- Item -------------------------- //
2291
2292// sub-class Outlayer Item
2293function Item() {
2294  Outlayer.Item.apply( this, arguments );
2295}
2296
2297var proto = Item.prototype = Object.create( Outlayer.Item.prototype );
2298
2299var _create = proto._create;
2300proto._create = function() {
2301  // assign id, used for original-order sorting
2302  this.id = this.layout.itemGUID++;
2303  _create.call( this );
2304  this.sortData = {};
2305};
2306
2307proto.updateSortData = function() {
2308  if ( this.isIgnored ) {
2309    return;
2310  }
2311  // default sorters
2312  this.sortData.id = this.id;
2313  // for backward compatibility
2314  this.sortData['original-order'] = this.id;
2315  this.sortData.random = Math.random();
2316  // go thru getSortData obj and apply the sorters
2317  var getSortData = this.layout.options.getSortData;
2318  var sorters = this.layout._sorters;
2319  for ( var key in getSortData ) {
2320    var sorter = sorters[ key ];
2321    this.sortData[ key ] = sorter( this.element, this );
2322  }
2323};
2324
2325var _destroy = proto.destroy;
2326proto.destroy = function() {
2327  // call super
2328  _destroy.apply( this, arguments );
2329  // reset display, #741
2330  this.css({
2331    display: ''
2332  });
2333};
2334
2335return Item;
2336
2337}));
2338
2339/**
2340 * Isotope LayoutMode
2341 */
2342
2343( function( window, factory ) {
2344  // universal module definition
2345  /* jshint strict: false */ /*globals define, module, require */
2346  if ( typeof define == 'function' && define.amd ) {
2347    // AMD
2348    define( 'isotope/js/layout-mode',[
2349        'get-size/get-size',
2350        'outlayer/outlayer'
2351      ],
2352      factory );
2353  } else if ( typeof module == 'object' && module.exports ) {
2354    // CommonJS
2355    module.exports = factory(
2356      require('get-size'),
2357      require('outlayer')
2358    );
2359  } else {
2360    // browser global
2361    window.Isotope = window.Isotope || {};
2362    window.Isotope.LayoutMode = factory(
2363      window.getSize,
2364      window.Outlayer
2365    );
2366  }
2367
2368}( window, function factory( getSize, Outlayer ) {
2369  'use strict';
2370
2371  // layout mode class
2372  function LayoutMode( isotope ) {
2373    this.isotope = isotope;
2374    // link properties
2375    if ( isotope ) {
2376      this.options = isotope.options[ this.namespace ];
2377      this.element = isotope.element;
2378      this.items = isotope.filteredItems;
2379      this.size = isotope.size;
2380    }
2381  }
2382
2383  var proto = LayoutMode.prototype;
2384
2385  /**
2386   * some methods should just defer to default Outlayer method
2387   * and reference the Isotope instance as `this`
2388  **/
2389  var facadeMethods = [
2390    '_resetLayout',
2391    '_getItemLayoutPosition',
2392    '_manageStamp',
2393    '_getContainerSize',
2394    '_getElementOffset',
2395    'needsResizeLayout',
2396    '_getOption'
2397  ];
2398
2399  facadeMethods.forEach( function( methodName ) {
2400    proto[ methodName ] = function() {
2401      return Outlayer.prototype[ methodName ].apply( this.isotope, arguments );
2402    };
2403  });
2404
2405  // -----  ----- //
2406
2407  // for horizontal layout modes, check vertical size
2408  proto.needsVerticalResizeLayout = function() {
2409    // don't trigger if size did not change
2410    var size = getSize( this.isotope.element );
2411    // check that this.size and size are there
2412    // IE8 triggers resize on body size change, so they might not be
2413    var hasSizes = this.isotope.size && size;
2414    return hasSizes && size.innerHeight != this.isotope.size.innerHeight;
2415  };
2416
2417  // ----- measurements ----- //
2418
2419  proto._getMeasurement = function() {
2420    this.isotope._getMeasurement.apply( this, arguments );
2421  };
2422
2423  proto.getColumnWidth = function() {
2424    this.getSegmentSize( 'column', 'Width' );
2425  };
2426
2427  proto.getRowHeight = function() {
2428    this.getSegmentSize( 'row', 'Height' );
2429  };
2430
2431  /**
2432   * get columnWidth or rowHeight
2433   * segment: 'column' or 'row'
2434   * size 'Width' or 'Height'
2435  **/
2436  proto.getSegmentSize = function( segment, size ) {
2437    var segmentName = segment + size;
2438    var outerSize = 'outer' + size;
2439    // columnWidth / outerWidth // rowHeight / outerHeight
2440    this._getMeasurement( segmentName, outerSize );
2441    // got rowHeight or columnWidth, we can chill
2442    if ( this[ segmentName ] ) {
2443      return;
2444    }
2445    // fall back to item of first element
2446    var firstItemSize = this.getFirstItemSize();
2447    this[ segmentName ] = firstItemSize && firstItemSize[ outerSize ] ||
2448      // or size of container
2449      this.isotope.size[ 'inner' + size ];
2450  };
2451
2452  proto.getFirstItemSize = function() {
2453    var firstItem = this.isotope.filteredItems[0];
2454    return firstItem && firstItem.element && getSize( firstItem.element );
2455  };
2456
2457  // ----- methods that should reference isotope ----- //
2458
2459  proto.layout = function() {
2460    this.isotope.layout.apply( this.isotope, arguments );
2461  };
2462
2463  proto.getSize = function() {
2464    this.isotope.getSize();
2465    this.size = this.isotope.size;
2466  };
2467
2468  // -------------------------- create -------------------------- //
2469
2470  LayoutMode.modes = {};
2471
2472  LayoutMode.create = function( namespace, options ) {
2473
2474    function Mode() {
2475      LayoutMode.apply( this, arguments );
2476    }
2477
2478    Mode.prototype = Object.create( proto );
2479    Mode.prototype.constructor = Mode;
2480
2481    // default options
2482    if ( options ) {
2483      Mode.options = options;
2484    }
2485
2486    Mode.prototype.namespace = namespace;
2487    // register in Isotope
2488    LayoutMode.modes[ namespace ] = Mode;
2489
2490    return Mode;
2491  };
2492
2493  return LayoutMode;
2494
2495}));
2496
2497/*!
2498 * Masonry v4.1.1
2499 * Cascading grid layout library
2500 * http://masonry.desandro.com
2501 * MIT License
2502 * by David DeSandro
2503 */
2504
2505( function( window, factory ) {
2506  // universal module definition
2507  /* jshint strict: false */ /*globals define, module, require */
2508  if ( typeof define == 'function' && define.amd ) {
2509    // AMD
2510    define( 'masonry/masonry',[
2511        'outlayer/outlayer',
2512        'get-size/get-size'
2513      ],
2514      factory );
2515  } else if ( typeof module == 'object' && module.exports ) {
2516    // CommonJS
2517    module.exports = factory(
2518      require('outlayer'),
2519      require('get-size')
2520    );
2521  } else {
2522    // browser global
2523    window.Masonry = factory(
2524      window.Outlayer,
2525      window.getSize
2526    );
2527  }
2528
2529}( window, function factory( Outlayer, getSize ) {
2530
2531
2532
2533// -------------------------- masonryDefinition -------------------------- //
2534
2535  // create an Outlayer layout class
2536  var Masonry = Outlayer.create('masonry');
2537  // isFitWidth -> fitWidth
2538  Masonry.compatOptions.fitWidth = 'isFitWidth';
2539
2540  Masonry.prototype._resetLayout = function() {
2541    this.getSize();
2542    this._getMeasurement( 'columnWidth', 'outerWidth' );
2543    this._getMeasurement( 'gutter', 'outerWidth' );
2544    this.measureColumns();
2545
2546    // reset column Y
2547    this.colYs = [];
2548    for ( var i=0; i < this.cols; i++ ) {
2549      this.colYs.push( 0 );
2550    }
2551
2552    this.maxY = 0;
2553  };
2554
2555  Masonry.prototype.measureColumns = function() {
2556    this.getContainerWidth();
2557    // if columnWidth is 0, default to outerWidth of first item
2558    if ( !this.columnWidth ) {
2559      var firstItem = this.items[0];
2560      var firstItemElem = firstItem && firstItem.element;
2561      // columnWidth fall back to item of first element
2562      this.columnWidth = firstItemElem && getSize( firstItemElem ).outerWidth ||
2563        // if first elem has no width, default to size of container
2564        this.containerWidth;
2565    }
2566
2567    var columnWidth = this.columnWidth += this.gutter;
2568
2569    // calculate columns
2570    var containerWidth = this.containerWidth + this.gutter;
2571    var cols = containerWidth / columnWidth;
2572    // fix rounding errors, typically with gutters
2573    var excess = columnWidth - containerWidth % columnWidth;
2574    // if overshoot is less than a pixel, round up, otherwise floor it
2575    var mathMethod = excess && excess < 1 ? 'round' : 'floor';
2576    cols = Math[ mathMethod ]( cols );
2577    this.cols = Math.max( cols, 1 );
2578  };
2579
2580  Masonry.prototype.getContainerWidth = function() {
2581    // container is parent if fit width
2582    var isFitWidth = this._getOption('fitWidth');
2583    var container = isFitWidth ? this.element.parentNode : this.element;
2584    // check that this.size and size are there
2585    // IE8 triggers resize on body size change, so they might not be
2586    var size = getSize( container );
2587    this.containerWidth = size && size.innerWidth;
2588  };
2589
2590  Masonry.prototype._getItemLayoutPosition = function( item ) {
2591    item.getSize();
2592    // how many columns does this brick span
2593    var remainder = item.size.outerWidth % this.columnWidth;
2594    var mathMethod = remainder && remainder < 1 ? 'round' : 'ceil';
2595    // round if off by 1 pixel, otherwise use ceil
2596    var colSpan = Math[ mathMethod ]( item.size.outerWidth / this.columnWidth );
2597    colSpan = Math.min( colSpan, this.cols );
2598
2599    var colGroup = this._getColGroup( colSpan );
2600    // get the minimum Y value from the columns
2601    var minimumY = Math.min.apply( Math, colGroup );
2602    var shortColIndex = colGroup.indexOf( minimumY );
2603
2604    // position the brick
2605    var position = {
2606      x: this.columnWidth * shortColIndex,
2607      y: minimumY
2608    };
2609
2610    // apply setHeight to necessary columns
2611    var setHeight = minimumY + item.size.outerHeight;
2612    var setSpan = this.cols + 1 - colGroup.length;
2613    for ( var i = 0; i < setSpan; i++ ) {
2614      this.colYs[ shortColIndex + i ] = setHeight;
2615    }
2616
2617    return position;
2618  };
2619
2620  /**
2621   * @param {Number} colSpan - number of columns the element spans
2622   * @returns {Array} colGroup
2623   */
2624  Masonry.prototype._getColGroup = function( colSpan ) {
2625    if ( colSpan < 2 ) {
2626      // if brick spans only one column, use all the column Ys
2627      return this.colYs;
2628    }
2629
2630    var colGroup = [];
2631    // how many different places could this brick fit horizontally
2632    var groupCount = this.cols + 1 - colSpan;
2633    // for each group potential horizontal position
2634    for ( var i = 0; i < groupCount; i++ ) {
2635      // make an array of colY values for that one group
2636      var groupColYs = this.colYs.slice( i, i + colSpan );
2637      // and get the max value of the array
2638      colGroup[i] = Math.max.apply( Math, groupColYs );
2639    }
2640    return colGroup;
2641  };
2642
2643  Masonry.prototype._manageStamp = function( stamp ) {
2644    var stampSize = getSize( stamp );
2645    var offset = this._getElementOffset( stamp );
2646    // get the columns that this stamp affects
2647    var isOriginLeft = this._getOption('originLeft');
2648    var firstX = isOriginLeft ? offset.left : offset.right;
2649    var lastX = firstX + stampSize.outerWidth;
2650    var firstCol = Math.floor( firstX / this.columnWidth );
2651    firstCol = Math.max( 0, firstCol );
2652    var lastCol = Math.floor( lastX / this.columnWidth );
2653    // lastCol should not go over if multiple of columnWidth #425
2654    lastCol -= lastX % this.columnWidth ? 0 : 1;
2655    lastCol = Math.min( this.cols - 1, lastCol );
2656    // set colYs to bottom of the stamp
2657
2658    var isOriginTop = this._getOption('originTop');
2659    var stampMaxY = ( isOriginTop ? offset.top : offset.bottom ) +
2660      stampSize.outerHeight;
2661    for ( var i = firstCol; i <= lastCol; i++ ) {
2662      this.colYs[i] = Math.max( stampMaxY, this.colYs[i] );
2663    }
2664  };
2665
2666  Masonry.prototype._getContainerSize = function() {
2667    this.maxY = Math.max.apply( Math, this.colYs );
2668    var size = {
2669      height: this.maxY
2670    };
2671
2672    if ( this._getOption('fitWidth') ) {
2673      size.width = this._getContainerFitWidth();
2674    }
2675
2676    return size;
2677  };
2678
2679  Masonry.prototype._getContainerFitWidth = function() {
2680    var unusedCols = 0;
2681    // count unused columns
2682    var i = this.cols;
2683    while ( --i ) {
2684      if ( this.colYs[i] !== 0 ) {
2685        break;
2686      }
2687      unusedCols++;
2688    }
2689    // fit container to columns that have been used
2690    return ( this.cols - unusedCols ) * this.columnWidth - this.gutter;
2691  };
2692
2693  Masonry.prototype.needsResizeLayout = function() {
2694    var previousWidth = this.containerWidth;
2695    this.getContainerWidth();
2696    return previousWidth != this.containerWidth;
2697  };
2698
2699  return Masonry;
2700
2701}));
2702
2703/*!
2704 * Masonry layout mode
2705 * sub-classes Masonry
2706 * http://masonry.desandro.com
2707 */
2708
2709( function( window, factory ) {
2710  // universal module definition
2711  /* jshint strict: false */ /*globals define, module, require */
2712  if ( typeof define == 'function' && define.amd ) {
2713    // AMD
2714    define( 'isotope/js/layout-modes/masonry',[
2715        '../layout-mode',
2716        'masonry/masonry'
2717      ],
2718      factory );
2719  } else if ( typeof module == 'object' && module.exports ) {
2720    // CommonJS
2721    module.exports = factory(
2722      require('../layout-mode'),
2723      require('masonry-layout')
2724    );
2725  } else {
2726    // browser global
2727    factory(
2728      window.Isotope.LayoutMode,
2729      window.Masonry
2730    );
2731  }
2732
2733}( window, function factory( LayoutMode, Masonry ) {
2734'use strict';
2735
2736// -------------------------- masonryDefinition -------------------------- //
2737
2738  // create an Outlayer layout class
2739  var MasonryMode = LayoutMode.create('masonry');
2740
2741  var proto = MasonryMode.prototype;
2742
2743  var keepModeMethods = {
2744    _getElementOffset: true,
2745    layout: true,
2746    _getMeasurement: true
2747  };
2748
2749  // inherit Masonry prototype
2750  for ( var method in Masonry.prototype ) {
2751    // do not inherit mode methods
2752    if ( !keepModeMethods[ method ] ) {
2753      proto[ method ] = Masonry.prototype[ method ];
2754    }
2755  }
2756
2757  var measureColumns = proto.measureColumns;
2758  proto.measureColumns = function() {
2759    // set items, used if measuring first item
2760    this.items = this.isotope.filteredItems;
2761    measureColumns.call( this );
2762  };
2763
2764  // point to mode options for fitWidth
2765  var _getOption = proto._getOption;
2766  proto._getOption = function( option ) {
2767    if ( option == 'fitWidth' ) {
2768      return this.options.isFitWidth !== undefined ?
2769        this.options.isFitWidth : this.options.fitWidth;
2770    }
2771    return _getOption.apply( this.isotope, arguments );
2772  };
2773
2774  return MasonryMode;
2775
2776}));
2777
2778/**
2779 * fitRows layout mode
2780 */
2781
2782( function( window, factory ) {
2783  // universal module definition
2784  /* jshint strict: false */ /*globals define, module, require */
2785  if ( typeof define == 'function' && define.amd ) {
2786    // AMD
2787    define( 'isotope/js/layout-modes/fit-rows',[
2788        '../layout-mode'
2789      ],
2790      factory );
2791  } else if ( typeof exports == 'object' ) {
2792    // CommonJS
2793    module.exports = factory(
2794      require('../layout-mode')
2795    );
2796  } else {
2797    // browser global
2798    factory(
2799      window.Isotope.LayoutMode
2800    );
2801  }
2802
2803}( window, function factory( LayoutMode ) {
2804'use strict';
2805
2806var FitRows = LayoutMode.create('fitRows');
2807
2808var proto = FitRows.prototype;
2809
2810proto._resetLayout = function() {
2811  this.x = 0;
2812  this.y = 0;
2813  this.maxY = 0;
2814  this._getMeasurement( 'gutter', 'outerWidth' );
2815};
2816
2817proto._getItemLayoutPosition = function( item ) {
2818  item.getSize();
2819
2820  var itemWidth = item.size.outerWidth + this.gutter;
2821  // if this element cannot fit in the current row
2822  var containerWidth = this.isotope.size.innerWidth + this.gutter;
2823  if ( this.x !== 0 && itemWidth + this.x > containerWidth ) {
2824    this.x = 0;
2825    this.y = this.maxY;
2826  }
2827
2828  var position = {
2829    x: this.x,
2830    y: this.y
2831  };
2832
2833  this.maxY = Math.max( this.maxY, this.y + item.size.outerHeight );
2834  this.x += itemWidth;
2835
2836  return position;
2837};
2838
2839proto._getContainerSize = function() {
2840  return { height: this.maxY };
2841};
2842
2843return FitRows;
2844
2845}));
2846
2847/**
2848 * vertical layout mode
2849 */
2850
2851( function( window, factory ) {
2852  // universal module definition
2853  /* jshint strict: false */ /*globals define, module, require */
2854  if ( typeof define == 'function' && define.amd ) {
2855    // AMD
2856    define( 'isotope/js/layout-modes/vertical',[
2857        '../layout-mode'
2858      ],
2859      factory );
2860  } else if ( typeof module == 'object' && module.exports ) {
2861    // CommonJS
2862    module.exports = factory(
2863      require('../layout-mode')
2864    );
2865  } else {
2866    // browser global
2867    factory(
2868      window.Isotope.LayoutMode
2869    );
2870  }
2871
2872}( window, function factory( LayoutMode ) {
2873'use strict';
2874
2875var Vertical = LayoutMode.create( 'vertical', {
2876  horizontalAlignment: 0
2877});
2878
2879var proto = Vertical.prototype;
2880
2881proto._resetLayout = function() {
2882  this.y = 0;
2883};
2884
2885proto._getItemLayoutPosition = function( item ) {
2886  item.getSize();
2887  var x = ( this.isotope.size.innerWidth - item.size.outerWidth ) *
2888    this.options.horizontalAlignment;
2889  var y = this.y;
2890  this.y += item.size.outerHeight;
2891  return { x: x, y: y };
2892};
2893
2894proto._getContainerSize = function() {
2895  return { height: this.y };
2896};
2897
2898return Vertical;
2899
2900}));
2901
2902/*!
2903 * Isotope v3.0.2
2904 *
2905 * Licensed GPLv3 for open source use
2906 * or Isotope Commercial License for commercial use
2907 *
2908 * http://isotope.metafizzy.co
2909 * Copyright 2016 Metafizzy
2910 */
2911
2912( function( window, factory ) {
2913  // universal module definition
2914  /* jshint strict: false */ /*globals define, module, require */
2915  if ( typeof define == 'function' && define.amd ) {
2916    // AMD
2917    define( [
2918        'outlayer/outlayer',
2919        'get-size/get-size',
2920        'desandro-matches-selector/matches-selector',
2921        'fizzy-ui-utils/utils',
2922        'isotope/js/item',
2923        'isotope/js/layout-mode',
2924        // include default layout modes
2925        'isotope/js/layout-modes/masonry',
2926        'isotope/js/layout-modes/fit-rows',
2927        'isotope/js/layout-modes/vertical'
2928      ],
2929      function( Outlayer, getSize, matchesSelector, utils, Item, LayoutMode ) {
2930        return factory( window, Outlayer, getSize, matchesSelector, utils, Item, LayoutMode );
2931      });
2932  } else if ( typeof module == 'object' && module.exports ) {
2933    // CommonJS
2934    module.exports = factory(
2935      window,
2936      require('outlayer'),
2937      require('get-size'),
2938      require('desandro-matches-selector'),
2939      require('fizzy-ui-utils'),
2940      require('isotope/js/item'),
2941      require('isotope/js/layout-mode'),
2942      // include default layout modes
2943      require('isotope/js/layout-modes/masonry'),
2944      require('isotope/js/layout-modes/fit-rows'),
2945      require('isotope/js/layout-modes/vertical')
2946    );
2947  } else {
2948    // browser global
2949    window.Isotope = factory(
2950      window,
2951      window.Outlayer,
2952      window.getSize,
2953      window.matchesSelector,
2954      window.fizzyUIUtils,
2955      window.Isotope.Item,
2956      window.Isotope.LayoutMode
2957    );
2958  }
2959
2960}( window, function factory( window, Outlayer, getSize, matchesSelector, utils,
2961  Item, LayoutMode ) {
2962
2963
2964
2965// -------------------------- vars -------------------------- //
2966
2967var jQuery = window.jQuery;
2968
2969// -------------------------- helpers -------------------------- //
2970
2971var trim = String.prototype.trim ?
2972  function( str ) {
2973    return str.trim();
2974  } :
2975  function( str ) {
2976    return str.replace( /^\s+|\s+$/g, '' );
2977  };
2978
2979// -------------------------- isotopeDefinition -------------------------- //
2980
2981  // create an Outlayer layout class
2982  var Isotope = Outlayer.create( 'isotope', {
2983    layoutMode: 'masonry',
2984    isJQueryFiltering: true,
2985    sortAscending: true
2986  });
2987
2988  Isotope.Item = Item;
2989  Isotope.LayoutMode = LayoutMode;
2990
2991  var proto = Isotope.prototype;
2992
2993  proto._create = function() {
2994    this.itemGUID = 0;
2995    // functions that sort items
2996    this._sorters = {};
2997    this._getSorters();
2998    // call super
2999    Outlayer.prototype._create.call( this );
3000
3001    // create layout modes
3002    this.modes = {};
3003    // start filteredItems with all items
3004    this.filteredItems = this.items;
3005    // keep of track of sortBys
3006    this.sortHistory = [ 'original-order' ];
3007    // create from registered layout modes
3008    for ( var name in LayoutMode.modes ) {
3009      this._initLayoutMode( name );
3010    }
3011  };
3012
3013  proto.reloadItems = function() {
3014    // reset item ID counter
3015    this.itemGUID = 0;
3016    // call super
3017    Outlayer.prototype.reloadItems.call( this );
3018  };
3019
3020  proto._itemize = function() {
3021    var items = Outlayer.prototype._itemize.apply( this, arguments );
3022    // assign ID for original-order
3023    for ( var i=0; i < items.length; i++ ) {
3024      var item = items[i];
3025      item.id = this.itemGUID++;
3026    }
3027    this._updateItemsSortData( items );
3028    return items;
3029  };
3030
3031
3032  // -------------------------- layout -------------------------- //
3033
3034  proto._initLayoutMode = function( name ) {
3035    var Mode = LayoutMode.modes[ name ];
3036    // set mode options
3037    // HACK extend initial options, back-fill in default options
3038    var initialOpts = this.options[ name ] || {};
3039    this.options[ name ] = Mode.options ?
3040      utils.extend( Mode.options, initialOpts ) : initialOpts;
3041    // init layout mode instance
3042    this.modes[ name ] = new Mode( this );
3043  };
3044
3045
3046  proto.layout = function() {
3047    // if first time doing layout, do all magic
3048    if ( !this._isLayoutInited && this._getOption('initLayout') ) {
3049      this.arrange();
3050      return;
3051    }
3052    this._layout();
3053  };
3054
3055  // private method to be used in layout() & magic()
3056  proto._layout = function() {
3057    // don't animate first layout
3058    var isInstant = this._getIsInstant();
3059    // layout flow
3060    this._resetLayout();
3061    this._manageStamps();
3062    this.layoutItems( this.filteredItems, isInstant );
3063
3064    // flag for initalized
3065    this._isLayoutInited = true;
3066  };
3067
3068  // filter + sort + layout
3069  proto.arrange = function( opts ) {
3070    // set any options pass
3071    this.option( opts );
3072    this._getIsInstant();
3073    // filter, sort, and layout
3074
3075    // filter
3076    var filtered = this._filter( this.items );
3077    this.filteredItems = filtered.matches;
3078
3079    this._bindArrangeComplete();
3080
3081    if ( this._isInstant ) {
3082      this._noTransition( this._hideReveal, [ filtered ] );
3083    } else {
3084      this._hideReveal( filtered );
3085    }
3086
3087    this._sort();
3088    this._layout();
3089  };
3090  // alias to _init for main plugin method
3091  proto._init = proto.arrange;
3092
3093  proto._hideReveal = function( filtered ) {
3094    this.reveal( filtered.needReveal );
3095    this.hide( filtered.needHide );
3096  };
3097
3098  // HACK
3099  // Don't animate/transition first layout
3100  // Or don't animate/transition other layouts
3101  proto._getIsInstant = function() {
3102    var isLayoutInstant = this._getOption('layoutInstant');
3103    var isInstant = isLayoutInstant !== undefined ? isLayoutInstant :
3104      !this._isLayoutInited;
3105    this._isInstant = isInstant;
3106    return isInstant;
3107  };
3108
3109  // listen for layoutComplete, hideComplete and revealComplete
3110  // to trigger arrangeComplete
3111  proto._bindArrangeComplete = function() {
3112    // listen for 3 events to trigger arrangeComplete
3113    var isLayoutComplete, isHideComplete, isRevealComplete;
3114    var _this = this;
3115    function arrangeParallelCallback() {
3116      if ( isLayoutComplete && isHideComplete && isRevealComplete ) {
3117        _this.dispatchEvent( 'arrangeComplete', null, [ _this.filteredItems ] );
3118      }
3119    }
3120    this.once( 'layoutComplete', function() {
3121      isLayoutComplete = true;
3122      arrangeParallelCallback();
3123    });
3124    this.once( 'hideComplete', function() {
3125      isHideComplete = true;
3126      arrangeParallelCallback();
3127    });
3128    this.once( 'revealComplete', function() {
3129      isRevealComplete = true;
3130      arrangeParallelCallback();
3131    });
3132  };
3133
3134  // -------------------------- filter -------------------------- //
3135
3136  proto._filter = function( items ) {
3137    var filter = this.options.filter;