https://anuradha.ru/templates/Default/js/masonry.pkgd.js

1/*!
2 * Masonry PACKAGED v4.0.0
3 * Cascading grid layout library
4 * http://masonry.desandro.com
5 * MIT License
6 * by David DeSandro
7 */
8
9/**
10 * Bridget makes jQuery widgets
11 * v2.0.0
12 * MIT license
13 */
14
15/* jshint browser: true, strict: true, undef: true, unused: true */
16
17( function( window, factory ) {
18  'use strict';
19  /* globals define: false, module: false, require: false */
20
21  if ( typeof define == 'function' && define.amd ) {
22    // AMD
23    define( 'jquery-bridget/jquery-bridget',[ 'jquery' ], function( jQuery ) {
24      factory( window, jQuery );
25    });
26  } else if ( typeof module == 'object' && module.exports ) {
27    // CommonJS
28    module.exports = factory(
29      window,
30      require('jquery')
31    );
32  } else {
33    // browser global
34    window.jQueryBridget = factory(
35      window,
36      window.jQuery
37    );
38  }
39
40}( window, function factory( window, jQuery ) {
41'use strict';
42
43// ----- utils ----- //
44
45var arraySlice = Array.prototype.slice;
46
47// helper function for logging errors
48// $.error breaks jQuery chaining
49var console = window.console;
50var logError = typeof console == 'undefined' ? function() {} :
51  function( message ) {
52    console.error( message );
53  };
54
55// ----- jQueryBridget ----- //
56
57function jQueryBridget( namespace, PluginClass, $ ) {
58  $ = $ || jQuery || window.jQuery;
59  if ( !$ ) {
60    return;
61  }
62
63  // add option method -> $().plugin('option', {...})
64  if ( !PluginClass.prototype.option ) {
65    // option setter
66    PluginClass.prototype.option = function( opts ) {
67      // bail out if not an object
68      if ( !$.isPlainObject( opts ) ){
69        return;
70      }
71      this.options = $.extend( true, this.options, opts );
72    };
73  }
74
75  // make jQuery plugin
76  $.fn[ namespace ] = function( arg0 /*, arg1 */ ) {
77    if ( typeof arg0 == 'string' ) {
78      // method call $().plugin( 'methodName', { options } )
79      // shift arguments by 1
80      var args = arraySlice.call( arguments, 1 );
81      return methodCall( this, arg0, args );
82    }
83    // just $().plugin({ options })
84    plainCall( this, arg0 );
85    return this;
86  };
87
88  // $().plugin('methodName')
89  function methodCall( $elems, methodName, args ) {
90    var returnValue;
91    var pluginMethodStr = '$().' + namespace + '("' + methodName + '")';
92
93    $elems.each( function( i, elem ) {
94      // get instance
95      var instance = $.data( elem, namespace );
96      if ( !instance ) {
97        logError( namespace + ' not initialized. Cannot call methods, i.e. ' +
98          pluginMethodStr );
99        return;
100      }
101
102      var method = instance[ methodName ];
103      if ( !method || methodName.charAt(0) == '_' ) {
104        logError( pluginMethodStr + ' is not a valid method' );
105        return;
106      }
107
108      // apply method, get return value
109      var value = method.apply( instance, args );
110      // set return value if value is returned, use only first value
111      returnValue = returnValue === undefined ? value : returnValue;
112    });
113
114    return returnValue !== undefined ? returnValue : $elems;
115  }
116
117  function plainCall( $elems, options ) {
118    $elems.each( function( i, elem ) {
119      var instance = $.data( elem, namespace );
120      if ( instance ) {
121        // set options & init
122        instance.option( options );
123        instance._init();
124      } else {
125        // initialize new instance
126        instance = new PluginClass( elem, options );
127        $.data( elem, namespace, instance );
128      }
129    });
130  }
131
132  updateJQuery( $ );
133
134}
135
136// ----- updateJQuery ----- //
137
138// set $.bridget for v1 backwards compatibility
139function updateJQuery( $ ) {
140  if ( !$ || ( $ && $.bridget ) ) {
141    return;
142  }
143  $.bridget = jQueryBridget;
144}
145
146updateJQuery( jQuery || window.jQuery );
147
148// -----  ----- //
149
150return jQueryBridget;
151
152}));
153
154/**
155 * EvEmitter v1.0.1
156 * Lil' event emitter
157 * MIT License
158 */
159
160/* jshint unused: true, undef: true, strict: true */
161
162( function( global, factory ) {
163  // universal module definition
164  /* jshint strict: false */ /* globals define, module */
165  if ( typeof define == 'function' && define.amd ) {
166    // AMD - RequireJS
167    define( 'ev-emitter/ev-emitter',factory );
168  } else if ( typeof module == 'object' && module.exports ) {
169    // CommonJS - Browserify, Webpack
170    module.exports = factory();
171  } else {
172    // Browser globals
173    global.EvEmitter = factory();
174  }
175
176}( this, function() {
177
178
179
180function EvEmitter() {}
181
182var proto = EvEmitter.prototype;
183
184proto.on = function( eventName, listener ) {
185  if ( !eventName || !listener ) {
186    return;
187  }
188  // set events hash
189  var events = this._events = this._events || {};
190  // set listeners array
191  var listeners = events[ eventName ] = events[ eventName ] || [];
192  // only add once
193  if ( listeners.indexOf( listener ) == -1 ) {
194    listeners.push( listener );
195  }
196
197  return this;
198};
199
200proto.once = function( eventName, listener ) {
201  if ( !eventName || !listener ) {
202    return;
203  }
204  // add event
205  this.on( eventName, listener );
206  // set once flag
207  // set onceEvents hash
208  var onceEvents = this._onceEvents = this._onceEvents || {};
209  // set onceListeners array
210  var onceListeners = onceEvents[ eventName ] = onceEvents[ eventName ] || [];
211  // set flag
212  onceListeners[ listener ] = true;
213
214  return this;
215};
216
217proto.off = function( eventName, listener ) {
218  var listeners = this._events && this._events[ eventName ];
219  if ( !listeners || !listeners.length ) {
220    return;
221  }
222  var index = listeners.indexOf( listener );
223  if ( index != -1 ) {
224    listeners.splice( index, 1 );
225  }
226
227  return this;
228};
229
230proto.emitEvent = function( eventName, args ) {
231  var listeners = this._events && this._events[ eventName ];
232  if ( !listeners || !listeners.length ) {
233    return;
234  }
235  var i = 0;
236  var listener = listeners[i];
237  args = args || [];
238  // once stuff
239  var onceListeners = this._onceEvents && this._onceEvents[ eventName ];
240
241  while ( listener ) {
242    var isOnce = onceListeners && onceListeners[ listener ];
243    if ( isOnce ) {
244      // remove listener
245      // remove before trigger to prevent recursion
246      this.off( eventName, listener );
247      // unset once flag
248      delete onceListeners[ listener ];
249    }
250    // trigger listener
251    listener.apply( this, args );
252    // get next listener
253    i += isOnce ? 0 : 1;
254    listener = listeners[i];
255  }
256
257  return this;
258};
259
260return EvEmitter;
261
262}));
263
264/*!
265 * getSize v2.0.2
266 * measure size of elements
267 * MIT license
268 */
269
270/*jshint browser: true, strict: true, undef: true, unused: true */
271/*global define: false, module: false, console: false */
272
273( function( window, factory ) {
274  'use strict';
275
276  if ( typeof define == 'function' && define.amd ) {
277    // AMD
278    define( 'get-size/get-size',[],function() {
279      return factory();
280    });
281  } else if ( typeof module == 'object' && module.exports ) {
282    // CommonJS
283    module.exports = factory();
284  } else {
285    // browser global
286    window.getSize = factory();
287  }
288
289})( window, function factory() {
290'use strict';
291
292// -------------------------- helpers -------------------------- //
293
294// get a number from a string, not a percentage
295function getStyleSize( value ) {
296  var num = parseFloat( value );
297  // not a percent like '100%', and a number
298  var isValid = value.indexOf('%') == -1 && !isNaN( num );
299  return isValid && num;
300}
301
302function noop() {}
303
304var logError = typeof console == 'undefined' ? noop :
305  function( message ) {
306    console.error( message );
307  };
308
309// -------------------------- measurements -------------------------- //
310
311var measurements = [
312  'paddingLeft',
313  'paddingRight',
314  'paddingTop',
315  'paddingBottom',
316  'marginLeft',
317  'marginRight',
318  'marginTop',
319  'marginBottom',
320  'borderLeftWidth',
321  'borderRightWidth',
322  'borderTopWidth',
323  'borderBottomWidth'
324];
325
326var measurementsLength = measurements.length;
327
328function getZeroSize() {
329  var size = {
330    width: 0,
331    height: 0,
332    innerWidth: 0,
333    innerHeight: 0,
334    outerWidth: 0,
335    outerHeight: 0
336  };
337  for ( var i=0; i < measurementsLength; i++ ) {
338    var measurement = measurements[i];
339    size[ measurement ] = 0;
340  }
341  return size;
342}
343
344// -------------------------- getStyle -------------------------- //
345
346/**
347 * getStyle, get style of element, check for Firefox bug
348 * https://bugzilla.mozilla.org/show_bug.cgi?id=548397
349 */
350function getStyle( elem ) {
351  var style = getComputedStyle( elem );
352  if ( !style ) {
353    logError( 'Style returned ' + style +
354      '. Are you running this code in a hidden iframe on Firefox? ' +
355      'See http://bit.ly/getsizebug1' );
356  }
357  return style;
358}
359
360// -------------------------- setup -------------------------- //
361
362var isSetup = false;
363
364var isBoxSizeOuter;
365
366/**
367 * setup
368 * check isBoxSizerOuter
369 * do on first getSize() rather than on page load for Firefox bug
370 */
371function setup() {
372  // setup once
373  if ( isSetup ) {
374    return;
375  }
376  isSetup = true;
377
378  // -------------------------- box sizing -------------------------- //
379
380  /**
381   * WebKit measures the outer-width on style.width on border-box elems
382   * IE & Firefox<29 measures the inner-width
383   */
384  var div = document.createElement('div');
385  div.style.width = '200px';
386  div.style.padding = '1px 2px 3px 4px';
387  div.style.borderStyle = 'solid';
388  div.style.borderWidth = '1px 2px 3px 4px';
389  div.style.boxSizing = 'border-box';
390
391  var body = document.body || document.documentElement;
392  body.appendChild( div );
393  var style = getStyle( div );
394
395  getSize.isBoxSizeOuter = isBoxSizeOuter = getStyleSize( style.width ) == 200;
396  body.removeChild( div );
397
398}
399
400// -------------------------- getSize -------------------------- //
401
402function getSize( elem ) {
403  setup();
404
405  // use querySeletor if elem is string
406  if ( typeof elem == 'string' ) {
407    elem = document.querySelector( elem );
408  }
409
410  // do not proceed on non-objects
411  if ( !elem || typeof elem != 'object' || !elem.nodeType ) {
412    return;
413  }
414
415  var style = getStyle( elem );
416
417  // if hidden, everything is 0
418  if ( style.display == 'none' ) {
419    return getZeroSize();
420  }
421
422  var size = {};
423  size.width = elem.offsetWidth;
424  size.height = elem.offsetHeight;
425
426  var isBorderBox = size.isBorderBox = style.boxSizing == 'border-box';
427
428  // get all measurements
429  for ( var i=0; i < measurementsLength; i++ ) {
430    var measurement = measurements[i];
431    var value = style[ measurement ];
432    var num = parseFloat( value );
433    // any 'auto', 'medium' value will be 0
434    size[ measurement ] = !isNaN( num ) ? num : 0;
435  }
436
437  var paddingWidth = size.paddingLeft + size.paddingRight;
438  var paddingHeight = size.paddingTop + size.paddingBottom;
439  var marginWidth = size.marginLeft + size.marginRight;
440  var marginHeight = size.marginTop + size.marginBottom;
441  var borderWidth = size.borderLeftWidth + size.borderRightWidth;
442  var borderHeight = size.borderTopWidth + size.borderBottomWidth;
443
444  var isBorderBoxSizeOuter = isBorderBox && isBoxSizeOuter;
445
446  // overwrite width and height if we can get it from style
447  var styleWidth = getStyleSize( style.width );
448  if ( styleWidth !== false ) {
449    size.width = styleWidth +
450      // add padding and border unless it's already including it
451      ( isBorderBoxSizeOuter ? 0 : paddingWidth + borderWidth );
452  }
453
454  var styleHeight = getStyleSize( style.height );
455  if ( styleHeight !== false ) {
456    size.height = styleHeight +
457      // add padding and border unless it's already including it
458      ( isBorderBoxSizeOuter ? 0 : paddingHeight + borderHeight );
459  }
460
461  size.innerWidth = size.width - ( paddingWidth + borderWidth );
462  size.innerHeight = size.height - ( paddingHeight + borderHeight );
463
464  size.outerWidth = size.width + marginWidth;
465  size.outerHeight = size.height + marginHeight;
466
467  return size;
468}
469
470return getSize;
471
472});
473
474/**
475 * matchesSelector v2.0.1
476 * matchesSelector( element, '.selector' )
477 * MIT license
478 */
479
480/*jshint browser: true, strict: true, undef: true, unused: true */
481
482( function( window, factory ) {
483  /*global define: false, module: false */
484  'use strict';
485  // universal module definition
486  if ( typeof define == 'function' && define.amd ) {
487    // AMD
488    define( 'matches-selector/matches-selector',factory );
489  } else if ( typeof module == 'object' && module.exports ) {
490    // CommonJS
491    module.exports = factory();
492  } else {
493    // browser global
494    window.matchesSelector = factory();
495  }
496
497}( window, function factory() {
498  'use strict';
499
500  var matchesMethod = ( function() {
501    var ElemProto = Element.prototype;
502    // check for the standard method name first
503    if ( ElemProto.matches ) {
504      return 'matches';
505    }
506    // check un-prefixed
507    if ( ElemProto.matchesSelector ) {
508      return 'matchesSelector';
509    }
510    // check vendor prefixes
511    var prefixes = [ 'webkit', 'moz', 'ms', 'o' ];
512
513    for ( var i=0; i < prefixes.length; i++ ) {
514      var prefix = prefixes[i];
515      var method = prefix + 'MatchesSelector';
516      if ( ElemProto[ method ] ) {
517        return method;
518      }
519    }
520  })();
521
522  return function matchesSelector( elem, selector ) {
523    return elem[ matchesMethod ]( selector );
524  };
525
526}));
527
528/**
529 * Fizzy UI utils v2.0.0
530 * MIT license
531 */
532
533/*jshint browser: true, undef: true, unused: true, strict: true */
534
535( function( window, factory ) {
536  /*global define: false, module: false, require: false */
537  'use strict';
538  // universal module definition
539
540  if ( typeof define == 'function' && define.amd ) {
541    // AMD
542    define( 'fizzy-ui-utils/utils',[
543      '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  if ( document.readyState == 'complete' ) {
702    callback();
703  } else {
704    document.addEventListener( 'DOMContentLoaded', callback );
705  }
706};
707
708// ----- htmlInit ----- //
709
710// http://jamesroberts.name/blog/2010/02/22/string-functions-for-javascript-trim-to-camel-case-to-dashed-and-to-underscore/
711utils.toDashed = function( str ) {
712  return str.replace( /(.)([A-Z])/g, function( match, $1, $2 ) {
713    return $1 + '-' + $2;
714  }).toLowerCase();
715};
716
717var console = window.console;
718/**
719 * allow user to initialize classes via [data-namespace] or .js-namespace class
720 * htmlInit( Widget, 'widgetName' )
721 * options are parsed from data-namespace-options
722 */
723utils.htmlInit = function( WidgetClass, namespace ) {
724  utils.docReady( function() {
725    var dashedNamespace = utils.toDashed( namespace );
726    var dataAttr = 'data-' + dashedNamespace;
727    var dataAttrElems = document.querySelectorAll( '[' + dataAttr + ']' );
728    var jsDashElems = document.querySelectorAll( '.js-' + dashedNamespace );
729    var elems = utils.makeArray( dataAttrElems )
730      .concat( utils.makeArray( jsDashElems ) );
731    var dataOptionsAttr = dataAttr + '-options';
732    var jQuery = window.jQuery;
733
734    elems.forEach( function( elem ) {
735      var attr = elem.getAttribute( dataAttr ) ||
736        elem.getAttribute( dataOptionsAttr );
737      var options;
738      try {
739        options = attr && JSON.parse( attr );
740      } catch ( error ) {
741        // log error, do not initialize
742        if ( console ) {
743          console.error( 'Error parsing ' + dataAttr + ' on ' + elem.className +
744          ': ' + error );
745        }
746        return;
747      }
748      // initialize
749      var instance = new WidgetClass( elem, options );
750      // make available via $().data('layoutname')
751      if ( jQuery ) {
752        jQuery.data( elem, namespace, instance );
753      }
754    });
755
756  });
757};
758
759// -----  ----- //
760
761return utils;
762
763}));
764
765/**
766 * Outlayer Item
767 */
768
769( function( window, factory ) {
770  // universal module definition
771  /* jshint strict: false */ /* globals define, module, require */
772  if ( typeof define == 'function' && define.amd ) {
773    // AMD - RequireJS
774    define( 'outlayer/item',[
775        'ev-emitter/ev-emitter',
776        'get-size/get-size'
777      ],
778      function( EvEmitter, getSize ) {
779        return factory( window, EvEmitter, getSize );
780      }
781    );
782  } else if ( typeof module == 'object' && module.exports ) {
783    // CommonJS - Browserify, Webpack
784    module.exports = factory(
785      window,
786      require('ev-emitter'),
787      require('get-size')
788    );
789  } else {
790    // browser global
791    window.Outlayer = {};
792    window.Outlayer.Item = factory(
793      window,
794      window.EvEmitter,
795      window.getSize
796    );
797  }
798
799}( window, function factory( window, EvEmitter, getSize ) {
800'use strict';
801
802// ----- helpers ----- //
803
804function isEmptyObj( obj ) {
805  for ( var prop in obj ) {
806    return false;

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

963    ( ( y / this.layout.size.height ) * 100 ) + '%' : y + 'px';
964};
965
966proto._transitionTo = function( x, y ) {
967  this.getPosition();
968  // get current x & y from top/left
969  var curX = this.position.x;
970  var curY = this.position.y;
971
972  var compareX = parseInt( x, 10 );
973  var compareY = parseInt( y, 10 );
974  var didNotMove = compareX === this.position.x && compareY === this.position.y;
975
976  // save end position
977  this.setPosition( x, y );
978
979  // if did not move and not transitioning, just go to layout
980  if ( didNotMove && !this.isTransitioning ) {
981    this.layoutPosition();
982    return;
983  }
984
985  var transX = x - curX;
986  var transY = y - curY;
987  var transitionStyle = {};
988  transitionStyle.transform = this.getTranslate( transX, transY );
989
990  this.transition({
991    to: transitionStyle,
992    onTransitionEnd: {
993      transform: this.layoutPosition
994    },
995    isCleaning: true
996  });
997};
998
999proto.getTranslate = function( x, y ) {
1000  // flip cooridinates if origin on right or bottom
1001  var isOriginLeft = this.layout._getOption('originLeft');
1002  var isOriginTop = this.layout._getOption('originTop');
1003  x = isOriginLeft ? x : -x;
1004  y = isOriginTop ? y : -y;
1005  return 'translate3d(' + x + 'px, ' + y + 'px, 0)';
1006};
1007
1008// non transition + transform support
1009proto.goTo = function( x, y ) {
1010  this.setPosition( x, y );
1011  this.layoutPosition();
1012};
1013
1014proto.moveTo = proto._transitionTo;
1015
1016proto.setPosition = function( x, y ) {
1017  this.position.x = parseInt( x, 10 );
1018  this.position.y = parseInt( y, 10 );
1019};
1020
1021// ----- transition ----- //
1022
1023/**
1024 * @param {Object} style - CSS
1025 * @param {Function} onTransitionEnd
1026 */
1027
1028// non transition, just trigger callback
1029proto._nonTransition = function( args ) {
1030  this.css( args.to );
1031  if ( args.isCleaning ) {
1032    this._removeStyles( args.to );
1033  }
1034  for ( var prop in args.onTransitionEnd ) {
1035    args.onTransitionEnd[ prop ].call( this );
1036  }
1037};
1038
1039/**
1040 * proper transition
1041 * @param {Object} args - arguments
1042 *   @param {Object} to - style to transition to
1043 *   @param {Object} from - style to start transition from
1044 *   @param {Boolean} isCleaning - removes transition styles after transition
1045 *   @param {Function} onTransitionEnd - callback
1046 */
1047proto._transition = function( args ) {
1048  // redirect to nonTransition if no transition duration
1049  if ( !parseFloat( this.layout.options.transitionDuration ) ) {
1050    this._nonTransition( args );
1051    return;
1052  }
1053
1054  var _transition = this._transn;
1055  // keep track of onTransitionEnd callback by css property
1056  for ( var prop in args.onTransitionEnd ) {
1057    _transition.onEnd[ prop ] = args.onTransitionEnd[ prop ];
1058  }
1059  // keep track of properties that are transitioning
1060  for ( prop in args.to ) {
1061    _transition.ingProperties[ prop ] = true;
1062    // keep track of properties to clean up when transition is done
1063    if ( args.isCleaning ) {
1064      _transition.clean[ prop ] = true;
1065    }
1066  }
1067
1068  // set from styles
1069  if ( args.from ) {
1070    this.css( args.from );
1071    // force redraw. http://blog.alexmaccaw.com/css-transitions
1072    var h = this.element.offsetHeight;
1073    // hack for JSHint to hush about unused var
1074    h = null;
1075  }
1076  // enable transition
1077  this.enableTransition( args.to );
1078  // set styles that are transitioning
1079  this.css( args.to );
1080
1081  this.isTransitioning = true;
1082
1083};
1084
1085// dash before all cap letters, including first for
1086// WebkitTransform => -webkit-transform
1087function toDashedAll( str ) {
1088  return str.replace( /([A-Z])/g, function( $1 ) {
1089    return '-' + $1.toLowerCase();
1090  });
1091}
1092
1093var transitionProps = 'opacity,' +
1094  toDashedAll( vendorProperties.transform || 'transform' );
1095
1096proto.enableTransition = function(/* style */) {
1097  // HACK changing transitionProperty during a transition
1098  // will cause transition to jump
1099  if ( this.isTransitioning ) {
1100    return;
1101  }
1102
1103  // make `transition: foo, bar, baz` from style object
1104  // HACK un-comment this when enableTransition can work
1105  // while a transition is happening
1106  // var transitionValues = [];
1107  // for ( var prop in style ) {
1108  //   // dash-ify camelCased properties like WebkitTransition
1109  //   prop = vendorProperties[ prop ] || prop;
1110  //   transitionValues.push( toDashedAll( prop ) );
1111  // }
1112  // enable transition styles
1113  this.css({
1114    transitionProperty: transitionProps,
1115    transitionDuration: this.layout.options.transitionDuration
1116  });
1117  // listen for transition end event
1118  this.element.addEventListener( transitionEndEvent, this, false );
1119};
1120
1121proto.transition = Item.prototype[ transitionProperty ? '_transition' : '_nonTransition' ];
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};
1193
1194proto.removeTransitionStyles = function() {
1195  // remove transition
1196  this.css( cleanTransitionStyle );
1197};
1198
1199// ----- show/hide/remove ----- //
1200
1201// remove element from DOM
1202proto.removeElem = function() {
1203  this.element.parentNode.removeChild( this.element );
1204  // remove display: none
1205  this.css({ display: '' });
1206  this.emitEvent( 'remove', [ this ] );
1207};
1208
1209proto.remove = function() {
1210  // just remove element if no transition support or no transition
1211  if ( !transitionProperty || !parseFloat( this.layout.options.transitionDuration ) ) {
1212    this.removeElem();
1213    return;
1214  }
1215
1216  // start transition
1217  this.once( 'transitionEnd', function() {
1218    this.removeElem();
1219  });
1220  this.hide();
1221};
1222
1223proto.reveal = function() {
1224  delete this.isHidden;
1225  // remove display: none
1226  this.css({ display: '' });
1227
1228  var options = this.layout.options;
1229
1230  var onTransitionEnd = {};
1231  var transitionEndProperty = this.getHideRevealTransitionEndProperty('visibleStyle');
1232  onTransitionEnd[ transitionEndProperty ] = this.onRevealTransitionEnd;
1233
1234  this.transition({
1235    from: options.hiddenStyle,
1236    to: options.visibleStyle,
1237    isCleaning: true,
1238    onTransitionEnd: onTransitionEnd
1239  });
1240};
1241
1242proto.onRevealTransitionEnd = function() {
1243  // check if still visible
1244  // during transition, item may have been hidden
1245  if ( !this.isHidden ) {
1246    this.emitEvent('reveal');
1247  }
1248};
1249
1250/**
1251 * get style property use for hide/reveal transition end
1252 * @param {String} styleProperty - hiddenStyle/visibleStyle
1253 * @returns {String}
1254 */
1255proto.getHideRevealTransitionEndProperty = function( styleProperty ) {
1256  var optionStyle = this.layout.options[ styleProperty ];
1257  // use opacity
1258  if ( optionStyle.opacity ) {
1259    return 'opacity';
1260  }
1261  // get first property
1262  for ( var prop in optionStyle ) {
1263    return prop;
1264  }
1265};
1266
1267proto.hide = function() {
1268  // set flag
1269  this.isHidden = true;
1270  // remove display: none
1271  this.css({ display: '' });
1272
1273  var options = this.layout.options;
1274
1275  var onTransitionEnd = {};
1276  var transitionEndProperty = this.getHideRevealTransitionEndProperty('hiddenStyle');
1277  onTransitionEnd[ transitionEndProperty ] = this.onHideTransitionEnd;
1278
1279  this.transition({
1280    from: options.visibleStyle,
1281    to: options.hiddenStyle,
1282    // keep hidden stuff hidden
1283    isCleaning: true,
1284    onTransitionEnd: onTransitionEnd
1285  });
1286};
1287
1288proto.onHideTransitionEnd = function() {
1289  // check if still hidden
1290  // during transition, item may have been un-hidden
1291  if ( this.isHidden ) {
1292    this.css({ display: 'none' });
1293    this.emitEvent('hide');
1294  }
1295};
1296
1297proto.destroy = function() {
1298  this.css({
1299    position: '',
1300    left: '',
1301    right: '',
1302    top: '',
1303    bottom: '',
1304    transition: '',
1305    transform: ''
1306  });
1307};
1308
1309return Item;
1310
1311}));
1312
1313/*!
1314 * Outlayer v2.0.0
1315 * the brains and guts of a layout library
1316 * MIT license
1317 */
1318
1319( function( window, factory ) {
1320  'use strict';
1321  // universal module definition
1322  /* jshint strict: false */ /* globals define, module, require */
1323  if ( typeof define == 'function' && define.amd ) {
1324    // AMD - RequireJS
1325    define( 'outlayer/outlayer',[
1326        'ev-emitter/ev-emitter',
1327        'get-size/get-size',
1328        'fizzy-ui-utils/utils',
1329        './item'
1330      ],
1331      function( EvEmitter, getSize, utils, Item ) {
1332        return factory( window, EvEmitter, getSize, utils, Item);
1333      }
1334    );
1335  } else if ( typeof module == 'object' && module.exports ) {
1336    // CommonJS - Browserify, Webpack
1337    module.exports = factory(
1338      window,
1339      require('ev-emitter'),
1340      require('get-size'),
1341      require('fizzy-ui-utils'),
1342      require('./item')
1343    );
1344  } else {
1345    // browser global
1346    window.Outlayer = factory(
1347      window,
1348      window.EvEmitter,
1349      window.getSize,
1350      window.fizzyUIUtils,
1351      window.Outlayer.Item
1352    );
1353  }
1354
1355}( window, function factory( window, EvEmitter, getSize, utils, Item ) {
1356'use strict';
1357
1358// ----- vars ----- //
1359
1360var console = window.console;
1361var jQuery = window.jQuery;
1362var noop = function() {};
1363
1364// -------------------------- Outlayer -------------------------- //
1365
1366// globally unique identifiers
1367var GUID = 0;
1368// internal store of all Outlayer intances
1369var instances = {};
1370
1371
1372/**
1373 * @param {Element, String} element
1374 * @param {Object} options
1375 * @constructor
1376 */
1377function Outlayer( element, options ) {
1378  var queryElement = utils.getQueryElement( element );
1379  if ( !queryElement ) {
1380    if ( console ) {
1381      console.error( 'Bad element for ' + this.constructor.namespace +
1382        ': ' + ( queryElement || element ) );
1383    }
1384    return;
1385  }
1386  this.element = queryElement;
1387  // add jQuery
1388  if ( jQuery ) {
1389    this.$element = jQuery( this.element );
1390  }
1391
1392  // options
1393  this.options = utils.extend( {}, this.constructor.defaults );
1394  this.option( options );
1395
1396  // add id for Outlayer.getFromElement
1397  var id = ++GUID;
1398  this.element.outlayerGUID = id; // expando
1399  instances[ id ] = this; // associate via id
1400
1401  // kick it off
1402  this._create();
1403
1404  var isInitLayout = this._getOption('initLayout');
1405  if ( isInitLayout ) {
1406    this.layout();
1407  }
1408}
1409
1410// settings are for internal use only
1411Outlayer.namespace = 'outlayer';
1412Outlayer.Item = Item;
1413
1414// default options
1415Outlayer.defaults = {
1416  containerStyle: {
1417    position: 'relative'
1418  },
1419  initLayout: true,
1420  originLeft: true,
1421  originTop: true,
1422  resize: true,
1423  resizeContainer: true,
1424  // item options
1425  transitionDuration: '0.4s',
1426  hiddenStyle: {
1427    opacity: 0,
1428    transform: 'scale(0.001)'
1429  },
1430  visibleStyle: {
1431    opacity: 1,
1432    transform: 'scale(1)'
1433  }
1434};
1435
1436var proto = Outlayer.prototype;
1437// inherit EvEmitter
1438utils.extend( proto, EvEmitter.prototype );
1439
1440/**
1441 * set options
1442 * @param {Object} opts
1443 */
1444proto.option = function( opts ) {
1445  utils.extend( this.options, opts );
1446};
1447
1448/**
1449 * get backwards compatible option value, check old name
1450 */
1451proto._getOption = function( option ) {
1452  var oldOption = this.constructor.compatOptions[ option ];
1453  return oldOption && this.options[ oldOption ] !== undefined ?
1454    this.options[ oldOption ] : this.options[ option ];
1455};
1456
1457Outlayer.compatOptions = {
1458  // currentName: oldName
1459  initLayout: 'isInitLayout',
1460  horizontal: 'isHorizontal',
1461  layoutInstant: 'isLayoutInstant',
1462  originLeft: 'isOriginLeft',
1463  originTop: 'isOriginTop',
1464  resize: 'isResizeBound',
1465  resizeContainer: 'isResizingContainer'
1466};
1467
1468proto._create = function() {
1469  // get items from children
1470  this.reloadItems();
1471  // elements that affect layout, but are not laid out
1472  this.stamps = [];
1473  this.stamp( this.options.stamp );
1474  // set container style
1475  utils.extend( this.element.style, this.options.containerStyle );
1476
1477  // bind resize method
1478  var canBindResize = this._getOption('resize');
1479  if ( canBindResize ) {
1480    this.bindResize();
1481  }
1482};
1483
1484// goes through all children again and gets bricks in proper order
1485proto.reloadItems = function() {
1486  // collection of item elements
1487  this.items = this._itemize( this.element.children );
1488};
1489
1490
1491/**
1492 * turn elements into Outlayer.Items to be used in layout
1493 * @param {Array or NodeList or HTMLElement} elems
1494 * @returns {Array} items - collection of new Outlayer Items
1495 */
1496proto._itemize = function( elems ) {
1497
1498  var itemElems = this._filterFindItemElements( elems );
1499  var Item = this.constructor.Item;
1500
1501  // create new Outlayer Items for collection
1502  var items = [];
1503  for ( var i=0; i < itemElems.length; i++ ) {
1504    var elem = itemElems[i];
1505    var item = new Item( elem, this );
1506    items.push( item );
1507  }
1508
1509  return items;
1510};
1511
1512/**
1513 * get item elements to be used in layout
1514 * @param {Array or NodeList or HTMLElement} elems
1515 * @returns {Array} items - item elements
1516 */
1517proto._filterFindItemElements = function( elems ) {
1518  return utils.filterFindElements( elems, this.options.itemSelector );
1519};
1520
1521/**
1522 * getter method for getting item elements
1523 * @returns {Array} elems - collection of item elements
1524 */
1525proto.getItemElements = function() {
1526  return this.items.map( function( item ) {
1527    return item.element;
1528  });
1529};
1530
1531// ----- init & layout ----- //
1532
1533/**
1534 * lays out all items
1535 */
1536proto.layout = function() {
1537  this._resetLayout();
1538  this._manageStamps();
1539
1540  // don't animate first layout
1541  var layoutInstant = this._getOption('layoutInstant');
1542  var isInstant = layoutInstant !== undefined ?
1543    layoutInstant : !this._isLayoutInited;
1544  this.layoutItems( this.items, isInstant );
1545
1546  // flag for initalized
1547  this._isLayoutInited = true;
1548};
1549
1550// _init is alias for layout
1551proto._init = proto.layout;
1552
1553/**
1554 * logic before any new layout
1555 */
1556proto._resetLayout = function() {

1557  this.getSize();
1558};
1559
1560
1561proto.getSize = function() {
1562  this.size = getSize( this.element );
1563};
1564
1565/**
1566 * get measurement from option, for columnWidth, rowHeight, gutter
1567 * if option is String -> get element from selector string, & get size of element
1568 * if option is Element -> get size of element
1569 * else use option as a number
1570 *
1571 * @param {String} measurement
1572 * @param {String} size - width or height
1573 * @private
1574 */
1575proto._getMeasurement = function( measurement, size ) {
1576  var option = this.options[ measurement ];
1577  var elem;
1578  if ( !option ) {
1579    // default to 0
1580    this[ measurement ] = 0;
1581  } else {
1582    // use option as an element
1583    if ( typeof option == 'string' ) {
1584      elem = this.element.querySelector( option );
1585    } else if ( option instanceof HTMLElement ) {
1586      elem = option;
1587    }
1588    // use size of element, if element
1589    this[ measurement ] = elem ? getSize( elem )[ size ] : option;
1590  }
1591};
1592
1593/**
1594 * layout a collection of item elements
1595 * @api public
1596 */
1597proto.layoutItems = function( items, isInstant ) {
1598  items = this._getItemsForLayout( items );
1599
1600  this._layoutItems( items, isInstant );
1601
1602  this._postLayout();
1603};
1604
1605/**
1606 * get the items to be laid out
1607 * you may want to skip over some items
1608 * @param {Array} items
1609 * @returns {Array} items
1610 */
1611proto._getItemsForLayout = function( items ) {
1612  return items.filter( function( item ) {
1613    return !item.isIgnored;
1614  });
1615};
1616
1617/**
1618 * layout items
1619 * @param {Array} items
1620 * @param {Boolean} isInstant
1621 */
1622proto._layoutItems = function( items, isInstant ) {
1623  this._emitCompleteOnItems( 'layout', items );
1624
1625  if ( !items || !items.length ) {
1626    // no items, emit event with empty array
1627    return;
1628  }
1629
1630  var queue = [];
1631
1632  items.forEach( function( item ) {
1633    // get x/y object from method
1634    var position = this._getItemLayoutPosition( item );
1635    // enqueue
1636    position.item = item;
1637    position.isInstant = isInstant || item.isLayoutInstant;
1638    queue.push( position );
1639  }, this );
1640
1641  this._processLayoutQueue( queue );
1642};
1643
1644/**
1645 * get item layout position
1646 * @param {Outlayer.Item} item
1647 * @returns {Object} x and y position
1648 */
1649proto._getItemLayoutPosition = function( /* item */ ) {
1650  return {
1651    x: 0,
1652    y: 0
1653  };
1654};
1655
1656/**
1657 * iterate over array and position each item
1658 * Reason being - separating this logic prevents 'layout invalidation'
1659 * thx @paul_irish
1660 * @param {Array} queue
1661 */
1662proto._processLayoutQueue = function( queue ) {
1663  queue.forEach( function( obj ) {
1664    this._positionItem( obj.item, obj.x, obj.y, obj.isInstant );
1665  }, this );
1666};
1667
1668/**
1669 * Sets position of item in DOM
1670 * @param {Outlayer.Item} item
1671 * @param {Number} x - horizontal position
1672 * @param {Number} y - vertical position
1673 * @param {Boolean} isInstant - disables transitions
1674 */
1675proto._positionItem = function( item, x, y, isInstant ) {
1676  if ( isInstant ) {
1677    // if not transition, just set CSS
1678    item.goTo( x, y );
1679  } else {

1679
1680    item.moveTo( x, y );
1681  }
1682};
1683
1684/**
1685 * Any logic you want to do after each layout,
1686 * i.e. size the container
1687 */
1688proto._postLayout = function() {
1689  this.resizeContainer();
1690};
1691
1692proto.resizeContainer = function() {
1693  var isResizingContainer = this._getOption('resizeContainer');
1694  if ( !isResizingContainer ) {
1695    return;
1696  }
1697  var size = this._getContainerSize();
1698  if ( size ) {
1699    this._setContainerMeasure( size.width, true );
1700    this._setContainerMeasure( size.height, false );
1701  }
1702};
1703
1704/**
1705 * Sets width or height of container if returned
1706 * @returns {Object} size
1707 *   @param {Number} width
1708 *   @param {Number} height
1709 */
1710proto._getContainerSize = noop;
1711
1712/**
1713 * @param {Number} measure - size of width or height
1714 * @param {Boolean} isWidth
1715 */
1716proto._setContainerMeasure = function( measure, isWidth ) {
1717  if ( measure === undefined ) {
1718    return;
1719  }
1720
1721  var elemSize = this.size;
1722  // add padding and border width if border box
1723  if ( elemSize.isBorderBox ) {
1724    measure += isWidth ? elemSize.paddingLeft + elemSize.paddingRight +
1725      elemSize.borderLeftWidth + elemSize.borderRightWidth :
1726      elemSize.paddingBottom + elemSize.paddingTop +
1727      elemSize.borderTopWidth + elemSize.borderBottomWidth;
1728  }
1729
1730  measure = Math.max( measure, 0 );
1731  this.element.style[ isWidth ? 'width' : 'height' ] = measure + 'px';
1732};
1733
1734/**
1735 * emit eventComplete on a collection of items events
1736 * @param {String} eventName
1737 * @param {Array} items - Outlayer.Items
1738 */
1739proto._emitCompleteOnItems = function( eventName, items ) {
1740  var _this = this;
1741  function onComplete() {
1742    _this.dispatchEvent( eventName + 'Complete', null, [ items ] );
1743  }
1744
1745  var count = items.length;
1746  if ( !items || !count ) {
1747    onComplete();
1748    return;
1749  }
1750
1751  var doneCount = 0;
1752  function tick() {
1753    doneCount++;
1754    if ( doneCount == count ) {
1755      onComplete();
1756    }
1757  }
1758
1759  // bind callback
1760  items.forEach( function( item ) {
1761    item.once( eventName, tick );
1762  });
1763};
1764
1765/**
1766 * emits events via EvEmitter and jQuery events
1767 * @param {String} type - name of event
1768 * @param {Event} event - original event
1769 * @param {Array} args - extra arguments
1770 */
1771proto.dispatchEvent = function( type, event, args ) {
1772  // add original event to arguments
1773  var emitArgs = event ? [ event ].concat( args ) : args;
1774  this.emitEvent( type, emitArgs );
1775
1776  if ( jQuery ) {
1777    // set this.$element
1778    this.$element = this.$element || jQuery( this.element );
1779    if ( event ) {
1780      // create jQuery event
1781      var $event = jQuery.Event( event );
1782      $event.type = type;
1783      this.$element.trigger( $event, args );
1784    } else {
1785      // just trigger with type if no event available
1786      this.$element.trigger( type, args );
1787    }
1788  }
1789};
1790
1791// -------------------------- ignore & stamps -------------------------- //
1792
1793
1794/**
1795 * keep item in collection, but do not lay it out
1796 * ignored items do not get skipped in layout
1797 * @param {Element} elem
1798 */
1799proto.ignore = function( elem ) {
1800  var item = this.getItem( elem );
1801  if ( item ) {
1802    item.isIgnored = true;
1803  }
1804};
1805
1806/**
1807 * return item to layout collection
1808 * @param {Element} elem
1809 */
1810proto.unignore = function( elem ) {
1811  var item = this.getItem( elem );
1812  if ( item ) {
1813    delete item.isIgnored;
1814  }
1815};
1816
1817/**
1818 * adds elements to stamps
1819 * @param {NodeList, Array, Element, or String} elems
1820 */
1821proto.stamp = function( elems ) {
1822  elems = this._find( elems );
1823  if ( !elems ) {
1824    return;
1825  }
1826
1827  this.stamps = this.stamps.concat( elems );
1828  // ignore
1829  elems.forEach( this.ignore, this );
1830};
1831
1832/**
1833 * removes elements to stamps
1834 * @param {NodeList, Array, or Element} elems
1835 */
1836proto.unstamp = function( elems ) {
1837  elems = this._find( elems );
1838  if ( !elems ){
1839    return;
1840  }
1841
1842  elems.forEach( function( elem ) {
1843    // filter out removed stamp elements
1844    utils.removeFrom( this.stamps, elem );
1845    this.unignore( elem );
1846  }, this );
1847};
1848
1849/**
1850 * finds child elements
1851 * @param {NodeList, Array, Element, or String} elems
1852 * @returns {Array} elems
1853 */
1854proto._find = function( elems ) {
1855  if ( !elems ) {
1856    return;
1857  }
1858  // if string, use argument as selector string
1859  if ( typeof elems == 'string' ) {
1860    elems = this.element.querySelectorAll( elems );
1861  }
1862  elems = utils.makeArray( elems );
1863  return elems;
1864};
1865
1866proto._manageStamps = function() {
1867  if ( !this.stamps || !this.stamps.length ) {
1868    return;
1869  }
1870
1871  this._getBoundingRect();
1872
1873  this.stamps.forEach( this._manageStamp, this );
1874};
1875
1876// update boundingLeft / Top
1877proto._getBoundingRect = function() {
1878  // get bounding rect for container element
1879  var boundingRect = this.element.getBoundingClientRect();
1880  var size = this.size;
1881  this._boundingRect = {
1882    left: boundingRect.left + size.paddingLeft + size.borderLeftWidth,
1883    top: boundingRect.top + size.paddingTop + size.borderTopWidth,
1884    right: boundingRect.right - ( size.paddingRight + size.borderRightWidth ),
1885    bottom: boundingRect.bottom - ( size.paddingBottom + size.borderBottomWidth )
1886  };
1887};
1888
1889/**
1890 * @param {Element} stamp
1891**/
1892proto._manageStamp = noop;
1893
1894/**
1895 * get x/y position of element relative to container element
1896 * @param {Element} elem
1897 * @returns {Object} offset - has left, top, right, bottom
1898 */
1899proto._getElementOffset = function( elem ) {
1900  var boundingRect = elem.getBoundingClientRect();
1901  var thisRect = this._boundingRect;
1902  var size = getSize( elem );
1903  var offset = {
1904    left: boundingRect.left - thisRect.left - size.marginLeft,
1905    top: boundingRect.top - thisRect.top - size.marginTop,
1906    right: thisRect.right - boundingRect.right - size.marginRight,
1907    bottom: thisRect.bottom - boundingRect.bottom - size.marginBottom
1908  };
1909  return offset;
1910};
1911
1912// -------------------------- resize -------------------------- //
1913
1914// enable event handlers for listeners
1915// i.e. resize -> onresize
1916proto.handleEvent = utils.handleEvent;
1917
1918/**
1919 * Bind layout to window resizing
1920 */
1921proto.bindResize = function() {
1922  window.addEventListener( 'resize', this );
1923  this.isResizeBound = true;
1924};
1925
1926/**
1927 * Unbind layout to window resizing
1928 */
1929proto.unbindResize = function() {
1930  window.removeEventListener( 'resize', this );
1931  this.isResizeBound = false;
1932};
1933
1934proto.onresize = function() {
1935  this.resize();
1936};
1937
1938utils.debounceMethod( Outlayer, 'onresize', 100 );
1939
1940proto.resize = function() {
1941  // don't trigger if size did not change
1942  // or if resize was unbound. See #9
1943  if ( !this.isResizeBound || !this.needsResizeLayout() ) {
1944    return;
1945  }
1946
1947  this.layout();
1948};
1949
1950/**
1951 * check if layout is needed post layout
1952 * @returns Boolean
1953 */
1954proto.needsResizeLayout = function() {
1955  var size = getSize( this.element );
1956  // check that this.size and size are there
1957  // IE8 triggers resize on body size change, so they might not be
1958  var hasSizes = this.size && size;
1959  return hasSizes && size.innerWidth !== this.size.innerWidth;
1960};
1961
1962// -------------------------- methods -------------------------- //
1963
1964/**
1965 * add items to Outlayer instance
1966 * @param {Array or NodeList or Element} elems
1967 * @returns {Array} items - Outlayer.Items
1968**/
1969proto.addItems = function( elems ) {
1970  var items = this._itemize( elems );
1971  // add items to collection
1972  if ( items.length ) {
1973    this.items = this.items.concat( items );
1974  }
1975  return items;
1976};
1977
1978/**
1979 * Layout newly-appended item elements
1980 * @param {Array or NodeList or Element} elems
1981 */
1982proto.appended = function( elems ) {
1983  var items = this.addItems( elems );
1984  if ( !items.length ) {
1985    return;
1986  }
1987  // layout and reveal just the new items
1988  this.layoutItems( items, true );
1989  this.reveal( items );
1990};
1991
1992/**
1993 * Layout prepended elements
1994 * @param {Array or NodeList or Element} elems
1995 */
1996proto.prepended = function( elems ) {
1997  var items = this._itemize( elems );
1998  if ( !items.length ) {
1999    return;
2000  }
2001  // add items to beginning of collection
2002  var previousItems = this.items.slice(0);
2003  this.items = items.concat( previousItems );
2004  // start new layout
2005  this._resetLayout();
2006  this._manageStamps();
2007  // layout new stuff without transition
2008  this.layoutItems( items, true );
2009  this.reveal( items );
2010  // layout previous items
2011  this.layoutItems( previousItems );
2012};
2013
2014/**
2015 * reveal a collection of items
2016 * @param {Array of Outlayer.Items} items
2017 */
2018proto.reveal = function( items ) {
2019  this._emitCompleteOnItems( 'reveal', items );
2020  if ( !items || !items.length ) {
2021    return;
2022  }
2023  

2023items.forEach( function( item ) {
2024    item.reveal();
2025  });
2026};
2027
2028/**
2029 * hide a collection of items
2030 * @param {Array of Outlayer.Items} items
2031 */
2032proto.hide = function( items ) {
2033  this._emitCompleteOnItems( 'hide', items );
2034  if ( !items || !items.length ) {
2035    return;
2036  }
2037  items.forEach( function( item ) {
2038    item.hide();
2039  });
2040};
2041
2042/**
2043 * reveal item elements
2044 * @param {Array}, {Element}, {NodeList} items
2045 */
2046proto.revealItemElements = function( elems ) {
2047  var items = this.getItems( elems );
2048  this.reveal( items );
2049};
2050
2051/**
2052 * hide item elements
2053 * @param {Array}, {Element}, {NodeList} items
2054 */
2055proto.hideItemElements = function( elems ) {
2056  var items = this.getItems( elems );
2057  this.hide( items );
2058};
2059
2060/**
2061 * get Outlayer.Item, given an Element
2062 * @param {Element} elem
2063 * @param {Function} callback
2064 * @returns {Outlayer.Item} item
2065 */
2066proto.getItem = function( elem ) {
2067  // loop through items to get the one that matches
2068  for ( var i=0; i < this.items.length; i++ ) {
2069    var item = this.items[i];
2070    if ( item.element == elem ) {
2071      // return item
2072      return item;
2073    }
2074  }
2075};
2076
2077/**
2078 * get collection of Outlayer.Items, given Elements
2079 * @param {Array} elems
2080 * @returns {Array} items - Outlayer.Items
2081 */
2082proto.getItems = function( elems ) {
2083  elems = utils.makeArray( elems );
2084  var items = [];
2085  elems.forEach( function( elem ) {
2086    var item = this.getItem( elem );
2087    if ( item ) {
2088      items.push( item );
2089    }
2090  }, this );
2091
2092  return items;
2093};
2094
2095/**
2096 * remove element(s) from instance and DOM
2097 * @param {Array or NodeList or Element} elems
2098 */
2099proto.remove = function( elems ) {
2100  var removeItems = this.getItems( elems );
2101
2102  this._emitCompleteOnItems( 'remove', removeItems );
2103
2104  // bail if no items to remove
2105  if ( !removeItems || !removeItems.length ) {
2106    return;
2107  }
2108
2109  removeItems.forEach( function( item ) {
2110    item.remove();
2111    // remove item from collection
2112    utils.removeFrom( this.items, item );
2113  }, this );
2114};
2115
2116// ----- destroy ----- //
2117
2118// remove and disable Outlayer instance
2119proto.destroy = function() {
2120  // clean up dynamic styles
2121  var style = this.element.style;
2122  style.height = '';
2123  style.position = '';
2124  style.width = '';
2125  // destroy items

2126  this.items.forEach( function( item ) {
2127    item.destroy();
2128  });
2129
2130  this.unbindResize();
2131
2132  var id = this.element.outlayerGUID;
2133  delete instances[ id ]; // remove reference to instance by id
2134  delete this.element.outlayerGUID;
2135  // remove data for jQuery
2136  if ( jQuery ) {
2137    jQuery.removeData( this.element, this.constructor.namespace );
2138  }
2139
2140};
2141
2142// -------------------------- data -------------------------- //
2143
2144/**
2145 * get Outlayer instance from element
2146 * @param {Element} elem
2147 * @returns {Outlayer}
2148 */
2149Outlayer.data = function( elem ) {
2150  elem = utils.getQueryElement( elem );
2151  var id = elem && elem.outlayerGUID;
2152  return id && instances[ id ];
2153};
2154
2155
2156// -------------------------- create Outlayer class -------------------------- //
2157
2158/**
2159 * create a layout class
2160 * @param {String} namespace
2161 */
2162Outlayer.create = function( namespace, options ) {
2163  // sub-class Outlayer
2164  var Layout = subclass( Outlayer );
2165  // apply new options and compatOptions
2166  Layout.defaults = utils.extend( {}, Outlayer.defaults );
2167  utils.extend( Layout.defaults, options );
2168  Layout.compatOptions = utils.extend( {}, Outlayer.compatOptions  );
2169
2170  Layout.namespace = namespace;
2171
2172  Layout.data = Outlayer.data;
2173
2174  // sub-class Item
2175  Layout.Item = subclass( Item );
2176
2177  // -------------------------- declarative -------------------------- //
2178
2179  utils.htmlInit( Layout, namespace );
2180
2181  // -------------------------- jQuery bridge -------------------------- //
2182
2183  // make into jQuery plugin
2184  if ( jQuery && jQuery.bridget ) {
2185    jQuery.bridget( namespace, Layout );
2186  }
2187
2188  return Layout;
2189};
2190
2191function subclass( Parent ) {
2192  function SubClass() {
2193    Parent.apply( this, arguments );
2194  }
2195
2196  SubClass.prototype = Object.create( Parent.prototype );
2197  SubClass.prototype.constructor = SubClass;
2198
2199  return SubClass;
2200}
2201
2202// ----- fin ----- //
2203
2204// back in global
2205Outlayer.Item = Item;
2206
2207return Outlayer;
2208
2209}));
2210
2211/*!
2212 * Masonry v4.0.0
2213 * Cascading grid layout library
2214 * http://masonry.desandro.com
2215 * MIT License
2216 * by David DeSandro
2217 */
2218
2219( function( window, factory ) {
2220  // universal module definition
2221  /* jshint strict: false */ /*globals define, module, require */
2222  if ( typeof define == 'function' && define.amd ) {
2223    // AMD
2224    define( [
2225        'outlayer/outlayer',
2226        'get-size/get-size'
2227      ],
2228      factory );
2229  } else if ( typeof module == 'object' && module.exports ) {
2230    // CommonJS
2231    module.exports = factory(
2232      require('outlayer'),
2233      require('get-size')
2234    );
2235  } else {
2236    // browser global
2237    window.Masonry = factory(
2238      window.Outlayer,
2239      window.getSize
2240    );
2241  }
2242
2243}( window, function factory( Outlayer, getSize ) {
2244
2245
2246
2247// -------------------------- masonryDefinition -------------------------- //
2248
2249  // create an Outlayer layout class
2250  var Masonry = Outlayer.create('masonry');
2251  // isFitWidth -> fitWidth

2252  Masonry.compatOptions.fitWidth = 'isFitWidth';
2253
2254  Masonry.prototype._resetLayout = function() {
2255    this.getSize();
2256    this._getMeasurement( 'columnWidth', 'outerWidth' );
2257    this._getMeasurement( 'gutter', 'outerWidth' );
2258    this.measureColumns();
2259
2260    // reset column Y
2261    this.colYs = [];
2262    for ( var i=0; i < this.cols; i++ ) {
2263      this.colYs.push( 0 );
2264    }
2265
2266    this.maxY = 0;
2267  };
2268
2269  Masonry.prototype.measureColumns = function() {
2270    this.getContainerWidth();
2271    // if columnWidth is 0, default to outerWidth of first item
2272    if ( !this.columnWidth ) {
2273      var firstItem = this.items[0];
2274      var firstItemElem = firstItem && firstItem.element;
2275      // columnWidth fall back to item of first element
2276      this.columnWidth = firstItemElem && getSize( firstItemElem ).outerWidth ||
2277        // if first elem has no width, default to size of container
2278        this.containerWidth;
2279    }
2280
2281    var columnWidth = this.columnWidth += this.gutter;
2282
2283    // calculate columns
2284    var containerWidth = this.containerWidth + this.gutter;
2285    var cols = containerWidth / columnWidth;
2286    // fix rounding errors, typically with gutters
2287    var excess = columnWidth - containerWidth % columnWidth;
2288    // if overshoot is less than a pixel, round up, otherwise floor it
2289    var mathMethod = excess && excess < 1 ? 'round' : 'floor';
2290    cols = Math[ mathMethod ]( cols );
2291    this.cols = Math.max( cols, 1 );
2292  };
2293
2294  Masonry.prototype.getContainerWidth = function() {
2295    // container is parent if fit width
2296    var isFitWidth = this._getOption('fitWidth');
2297    var container = isFitWidth ? this.element.parentNode : this.element;
2298    // check that this.size and size are there
2299    // IE8 triggers resize on body size change, so they might not be
2300    var size = getSize( container );
2301    this.containerWidth = size && size.innerWidth;
2302  };
2303
2304  Masonry.prototype._getItemLayoutPosition = function( item ) {
2305    item.getSize();
2306    // how many columns does this brick span
2307    var remainder = item.size.outerWidth % this.columnWidth;
2308    var mathMethod = remainder && remainder < 1 ? 'round' : 'ceil';
2309    // round if off by 1 pixel, otherwise use ceil
2310    var colSpan = Math[ mathMethod ]( item.size.outerWidth / this.columnWidth );
2311    colSpan = Math.min( colSpan, this.cols );
2312
2313    var colGroup = this._getColGroup( colSpan );
2314    // get the minimum Y value from the columns
2315    var minimumY = Math.min.apply( Math, colGroup );
2316    var shortColIndex = colGroup.indexOf( minimumY );
2317
2318    // position the brick
2319    var position = {
2320      x: this.columnWidth * shortColIndex,
2321      y: minimumY
2322    };
2323
2324    // apply setHeight to necessary columns
2325    var setHeight = minimumY + item.size.outerHeight;
2326    var setSpan = this.cols + 1 - colGroup.length;
2327    for ( var i = 0; i < setSpan; i++ ) {
2328      this.colYs[ shortColIndex + i ] = setHeight;
2329    }
2330
2331    return position;
2332  };
2333
2334  /**
2335   * @param {Number} colSpan - number of columns the element spans
2336   * @returns {Array} colGroup
2337   */
2338  Masonry.prototype._getColGroup = function( colSpan ) {
2339    if ( colSpan < 2 ) {
2340      // if brick spans only one column, use all the column Ys
2341      return this.colYs;
2342    }
2343
2344    var colGroup = [];
2345    // how many different places could this brick fit horizontally
2346    var groupCount = this.cols + 1 - colSpan;
2347    // for each group potential horizontal position
2348    for ( var i = 0; i < groupCount; i++ ) {
2349      // make an array of colY values for that one group
2350      var groupColYs = this.colYs.slice( i, i + colSpan );
2351      // and get the max value of the array
2352      colGroup[i] = Math.max.apply( Math, groupColYs );
2353    }
2354    return colGroup;
2355  };
2356
2357  Masonry.prototype._manageStamp = function( stamp ) {
2358    var stampSize = getSize( stamp );
2359    var offset = this._getElementOffset( stamp );
2360    // get the columns that this stamp affects
2361    var isOriginLeft = this._getOption('originLeft');
2362    var firstX = isOriginLeft ? offset.left : offset.right;
2363    var lastX = firstX + stampSize.outerWidth;
2364    var firstCol = Math.floor( firstX / this.columnWidth );
2365    firstCol = Math.max( 0, firstCol );
2366    var lastCol = Math.floor( lastX / this.columnWidth );
2367    // lastCol should not go over if multiple of columnWidth #425
2368    lastCol -= lastX % this.columnWidth ? 0 : 1;
2369    lastCol = Math.min( this.cols - 1, lastCol );
2370    // set colYs to bottom of the stamp
2371
2372    var isOriginTop = this._getOption('originTop');
2373    var stampMaxY = ( isOriginTop ? offset.top : offset.bottom ) +
2374      stampSize.outerHeight;
2375    for ( var i = firstCol; i <= lastCol; i++ ) {
2376      this.colYs[i] = Math.max( stampMaxY, this.colYs[i] );
2377    }
2378  };
2379
2380  Masonry.prototype._getContainerSize = function() {
2381    this.maxY = Math.max.apply( Math, this.colYs );
2382    var size = {
2383      height: this.maxY
2384    };
2385
2386    if ( this._getOption('fitWidth') ) {
2387      size.width = this._getContainerFitWidth();
2388    }
2389
2390    return size;
2391  };
2392
2393  Masonry.prototype._getContainerFitWidth = function() {
2394    var unusedCols = 0;
2395    // count unused columns
2396    var i = this.cols;
2397    while ( --i ) {
2398      if ( this.colYs[i] !== 0 ) {
2399        break;
2400      }
2401      unusedCols++;
2402    }
2403    // fit container to columns that have been used
2404    return ( this.cols - unusedCols ) * this.columnWidth - this.gutter;
2405  };
2406
2407  Masonry.prototype.needsResizeLayout = function() {
2408    var previousWidth = this.containerWidth;
2409    this.getContainerWidth();
2410    return previousWidth != this.containerWidth;
2411  };
2412
2413  return Masonry;
2414
2415}));
2416