(function(window,factory){'use strict';if(typeof define==='function'&&define.amd){define(['eventEmitter/EventEmitter','eventie/eventie'],function(EventEmitter,eventie){return factory(window,EventEmitter,eventie)})}else if(typeof exports==='object'){module.exports=factory(window,require('wolfy87-eventemitter'),require('eventie'))}else{window.imagesLoaded=factory(window,window.EventEmitter,window.eventie)}})(window,function factory(window,EventEmitter,eventie){'use strict';var $=window.jQuery;var console=window.console;var hasConsole=typeof console!=='undefined';function extend(a,b){for(var prop in b){a[prop]=b[prop]}return a}var objToString=Object.prototype.toString;function isArray(obj){return objToString.call(obj)==='[object Array]'}function makeArray(obj){var ary=[];if(isArray(obj)){ary=obj}else if(typeof obj.length==='number'){for(var i=0,len=obj.length;i<len;i++){ary.push(obj[i])}}else{ary.push(obj)}return ary}function ImagesLoaded(elem,options,onAlways){if(!(this instanceof ImagesLoaded)){return new ImagesLoaded(elem,options)}if(typeof elem==='string'){elem=document.querySelectorAll(elem)}this.elements=makeArray(elem);this.options=extend({},this.options);if(typeof options==='function'){onAlways=options}else{extend(this.options,options)}if(onAlways){this.on('always',onAlways)}this.getImages();if($){this.jqDeferred=new $.Deferred()}var _this=this;setTimeout(function(){_this.check()})}ImagesLoaded.prototype=new EventEmitter();ImagesLoaded.prototype.options={};ImagesLoaded.prototype.getImages=function(){this.images=[];for(var i=0,len=this.elements.length;i<len;i++){var elem=this.elements[i];if(elem.nodeName==='IMG'){this.addImage(elem)}var nodeType=elem.nodeType;if(!nodeType||!(nodeType===1||nodeType===9||nodeType===11)){continue}var childElems=elem.querySelectorAll('img');for(var j=0,jLen=childElems.length;j<jLen;j++){var img=childElems[j];this.addImage(img)}}};ImagesLoaded.prototype.addImage=function(img){var loadingImage=new LoadingImage(img);this.images.push(loadingImage)};ImagesLoaded.prototype.check=function(){var _this=this;var checkedCount=0;var length=this.images.length;this.hasAnyBroken=false;if(!length){this.complete();return}function onConfirm(image,message){if(_this.options.debug&&hasConsole){console.log('confirm',image,message)}_this.progress(image);checkedCount++;if(checkedCount===length){_this.complete()}return true}for(var i=0;i<length;i++){var loadingImage=this.images[i];loadingImage.on('confirm',onConfirm);loadingImage.check()}};ImagesLoaded.prototype.progress=function(image){this.hasAnyBroken=this.hasAnyBroken||!image.isLoaded;var _this=this;setTimeout(function(){_this.emit('progress',_this,image);if(_this.jqDeferred&&_this.jqDeferred.notify){_this.jqDeferred.notify(_this,image)}})};ImagesLoaded.prototype.complete=function(){var eventName=this.hasAnyBroken?'fail':'done';this.isComplete=true;var _this=this;setTimeout(function(){_this.emit(eventName,_this);_this.emit('always',_this);if(_this.jqDeferred){var jqMethod=_this.hasAnyBroken?'reject':'resolve';_this.jqDeferred[jqMethod](_this)}})};if($){$.fn.imagesLoaded=function(options,callback){var instance=new ImagesLoaded(this,options,callback);return instance.jqDeferred.promise($(this))}}function LoadingImage(img){this.img=img}LoadingImage.prototype=new EventEmitter();LoadingImage.prototype.check=function(){var resource=cache[this.img.src]||new Resource(this.img.src);if(resource.isConfirmed){this.confirm(resource.isLoaded,'cached was confirmed');return}if(this.img.complete&&this.img.naturalWidth!==undefined){this.confirm(this.img.naturalWidth!==0,'naturalWidth');return}var _this=this;resource.on('confirm',function(resrc,message){_this.confirm(resrc.isLoaded,message);return true});resource.check()};LoadingImage.prototype.confirm=function(isLoaded,message){this.isLoaded=isLoaded;this.emit('confirm',this,message)};var cache={};function Resource(src){this.src=src;cache[src]=this}Resource.prototype=new EventEmitter();Resource.prototype.check=function(){if(this.isChecked){return}var proxyImage=new Image();eventie.bind(proxyImage,'load',this);eventie.bind(proxyImage,'error',this);proxyImage.src=this.src;this.isChecked=true};Resource.prototype.handleEvent=function(event){var method='on'+event.type;if(this[method]){this[method](event)}};Resource.prototype.onload=function(event){this.confirm(true,'onload');this.unbindProxyEvents(event)};Resource.prototype.onerror=function(event){this.confirm(false,'onerror');this.unbindProxyEvents(event)};Resource.prototype.confirm=function(isLoaded,message){this.isConfirmed=true;this.isLoaded=isLoaded;this.emit('confirm',this,message)};Resource.prototype.unbindProxyEvents=function(event){eventie.unbind(event.target,'load',this);eventie.unbind(event.target,'error',this)};return ImagesLoaded});