;'use strict';(function(exports){const FETCH_XHR_TIMEOUT=10000;function fetchBlob(uri){return new Promise(function(accept,reject){var xhr=new XMLHttpRequest({mozAnon:true,mozSystem:true});xhr.open('GET',uri,true);xhr.responseType='blob';xhr.timeout=FETCH_XHR_TIMEOUT;xhr.send();xhr.onload=function(){var status=xhr.status;if(status!==0&&status!==200){reject(new Error('Got HTTP status '+status+' trying to load '+uri));return;}
accept(xhr.response);};xhr.onerror=xhr.ontimeout=function(){reject(new Error('Error while HTTP GET: ',uri));};});}
function Icon(elem,uri){this.elem=elem;this.uri=uri;}
Icon.prototype={get size(){return this._size||40;},set size(size){this._size=size||this.size;var style=this.elem.style;var sizeInRems=(this._size/10)+'rem';style.backgroundSize=style.width=style.height=sizeInRems;},render:function render(options){options=options||{};var uri=this.uri;this.size=options.size;if(!uri){return;}
fetchBlob(uri).then(function(blob){this.renderBlob(blob,options);}.bind(this));},renderBlob:function renderBlob(blob,options){options=options||{};var style=this.elem.style;this.size=options.size;var img=new Image();img.src=URL.createObjectURL(blob);var size=this.size;img.onload=()=>{var renderer=new GridIconRenderer({grid:{layout:{get gridIconSize(){return size;},get gridMaxIconSize(){return size*devicePixelRatio;}}}});var type=options.type||GridIconRenderer.TYPE.FAVICON;renderer[type](img).then((blob)=>{var url=URL.createObjectURL(blob);var imageUrl='url('+url+')';style.backgroundImage=imageUrl;if(options.onLoad){options.onLoad(blob);}});URL.revokeObjectURL(img.src);};img.onerror=()=>{if(options.onerror){options.onerror();}};}};exports.Icon=Icon;}(window));