overleaf/services/web/public/js/libs/sigma-v1.0.3/plugins/sigma.plugins.neighborhoods.min.js

(function(){"use strict";if("undefined"==typeof sigma)throw"sigma is not declared";sigma.classes.graph.addMethod("neighborhood",function(a){var b,c,d,e,f,g={},h={},i={nodes:[],edges:[]};if(!this.nodes(a))return i;e=this.nodes(a),f={},f.center=!0;for(b in e)f[b]=e[b];g[a]=!0,i.nodes.push(f);for(b in this.allNeighborsIndex[a]){g[b]||(g[b]=!0,i.nodes.push(this.nodesIndex[b]));for(c in this.allNeighborsIndex[a][b])h[c]||(h[c]=!0,i.edges.push(this.edgesIndex[c]))}for(b in g)if(b!==a)for(c in g)if(c!==a&&b!==c&&this.allNeighborsIndex[b][c])for(d in this.allNeighborsIndex[b][c])h[d]||(h[d]=!0,i.edges.push(this.edgesIndex[d]));return i}),sigma.utils.pkg("sigma.plugins"),sigma.plugins.neighborhoods=function(){var a=new sigma.classes.graph;this.neighborhood=function(b){return a.neighborhood(b)},this.load=function(b,c){var d=function(){if(window.XMLHttpRequest)return new XMLHttpRequest;var a,b;if(window.ActiveXObject){a=["Msxml2.XMLHTTP.6.0","Msxml2.XMLHTTP.3.0","Msxml2.XMLHTTP","Microsoft.XMLHTTP"];for(b in a)try{return new ActiveXObject(a[b])}catch(c){}}return null}();if(!d)throw"XMLHttpRequest not supported, cannot load the data.";return d.open("GET",b,!0),d.onreadystatechange=function(){4===d.readyState&&(a.clear().read(JSON.parse(d.responseText)),c&&c())},d.send(),this},this.read=function(b){a.clear().read(b)}}}).call(window);