@progress/kendo-ui/js/dataviz/diagram/math.min.js

This package is part of the [Kendo UI for jQuery](http://www.telerik.com/kendo-ui) suite.

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this.source===t.source||this.source===t.target?this.source:this.target===t.source||this.target===t.target?this.target:null},isBridging:function(t,i){return this.source===t&&this.target===i||this.source===i&&this.target===t},getNodes:function(){return[this.source,this.target]},incidentWith:function(t){return this.source===t||this.target===t},adjacentTo:function(t){return E(this.source.links,t)||E(this.target.links,t)},changeSource:function(t){U.remove(this.source.links,this),U.remove(this.source.outgoing,this),t.links.push(this),t.outgoing.push(this),this.source=t},changeTarget:function(t){U.remove(this.target.links,this),U.remove(this.target.incoming,this),t.links.push(this),t.incoming.push(this),this.target=t},changesNodes:function(t,i){this.source===t?this.changeSource(i):this.target===t&&this.changeTarget(i)},reverse:function(){var t=this.source,i=this.target;return this.source=i,U.remove(t.outgoing,this),this.source.outgoing.push(this),this.target=t,U.remove(i.incoming,this),this.target.incoming.push(this),this},directTo:function(t){if(this.source!==t&&this.target!==t)throw"The given node is not incident with this link.";this.target!==t&&this.reverse()},createReverseEdge:function(){var t=this.clone();return t.reverse(),t.reversed=!0,t},clone:function(){var t=new w(this.source,this.target);return t}}),k=b.Class.extend({init:function(t){this.links=[],this.nodes=[],this._nodeMap=new y,this.diagram=null,this._root=null,U.isDefined(t)?U.isString(t)?this.id=t:(this.diagram=t,this.id=t.id):this.id=h(),this.bounds=new o,this._hasCachedRelationships=!1,this.type="Graph"},cacheRelationships:function(t){var i,e,n;if(U.isUndefined(t)&&(t=!1),!this._hasCachedRelationships||t){for(i=0,e=this.nodes.length;i<e;i++)n=this.nodes[i],n.children=this.getChildren(n),n.parents=this.getParents(n);this._hasCachedRelationships=!0}},assignLevels:function(t,i,e){var n,s,h,r;if(!t)throw"Start node not specified.";for(U.isUndefined(i)&&(i=0),this.cacheRelationships(),U.isUndefined(e)&&(e=new y,U.forEach(this.nodes,function(t){e.add(t,!1)})),e.set(t,!0),t.level=i,n=t.children,s=0,h=n.length;s<h;s++)r=n[s],r&&!e.get(r)&&this.assignLevels(r,i+1,e)},root:function(t){if(U.isUndefined(t)){if(this._root)return this._root;var i=U.first(this.nodes,function(t){return 0===t.incoming.length});return i?i:U.first(this.nodes)}this._root=t},getConnectedComponents:function(){var t,i,e,n,s;for(this.componentIndex=0,this.setItemIndices(),t=U.initArray(this.nodes.length,-1),i=0;i<this.nodes.length;i++)t[i]===-1&&(this._collectConnectedNodes(t,i),this.componentIndex++);for(e=[],n=0;n<this.componentIndex;++n)e[n]=new k;for(n=0;n<t.length;++n)s=e[t[n]],s.addNodeAndOutgoings(this.nodes[n]);return e.sort(function(t,i){return i.nodes.length-t.nodes.length}),e},_collectConnectedNodes:function(t,i){t[i]=this.componentIndex;var e=this.nodes[i];U.forEach(e.links,function(i){var n=i.getComplement(e),s=n.index;t[s]===-1&&this._collectConnectedNodes(t,s)},this)},calcBounds:function(){var t,i,e,n;if(this.isEmpty())return this.bounds=new o;for(t=null,i=0,e=this.nodes.length;i<e;i++)n=this.nodes[i],t=t?t.union(n.bounds()):n.bounds();return this.bounds=t},getSpanningTree:function(t){var i,e,n,s,h,r,o,a,u,d,c,f,l=new k,g=new y;for(l.root=t.clone(),l.root.level=0,l.root.id=t.id,g.add(t,l.root),t.level=0,n=[],s=[],l._addNode(l.root),n.push(t),s.push(t),h=1;s.length>0;)for(r=s.pop(),o=0;o<r.links.length;o++)a=r.links[o],u=a.getComplement(r),E(n,u)||(u.level=r.level+1,h<u.level+1&&(h=u.level+1),E(s,u)||s.push(u),E(n,u)||n.push(u),g.containsKey(r)?i=g.get(r):(i=r.clone(),i.level=r.level,i.id=r.id,g.add(r,i)),g.containsKey(u)?e=g.get(u):(e=u.clone(),e.level=u.level,e.id=u.id,g.add(u,e)),d=new w(i,e),l.addLink(d));for(c=[],f=0;f<h;f++)c.push([]);return U.forEach(l.nodes,function(t){c[t.level].push(t)}),l.treeLevels=c,l.cacheRelationships(),l},takeRandomNode:function(i,e){if(U.isUndefined(i)&&(i=[]),U.isUndefined(e)&&(e=4),0===this.nodes.length)return null;if(1===this.nodes.length)return E(i,this.nodes[0])?null:this.nodes[0];var n=t.grep(this.nodes,function(t){return!E(i,t)&&t.degree()<=e});return U.isEmpty(n)?null:n[U.randomInteger(0,n.length)]},isEmpty:function(){return U.isEmpty(this.nodes)},isHealthy:function(){return U.all(this.links,function(t){return E(this.nodes,t.source)&&E(this.nodes,t.target)},this)},getParents:function(t){if(!this.hasNode(t))throw"The given node is not part of this graph.";return t.getParents()},getChildren:function(t){if(!this.hasNode(t))throw"The given node is not part of this graph.";return t.getChildren()},addLink:function(t,e,n){var s,h,r;if(U.isUndefined(t))throw"The source of the link is not defined.";if(U.isUndefined(e)){if(U.isDefined(t.type)&&"Link"===t.type)return this.addExistingLink(t),i;throw"The target of the link is not defined."}return s=this.getNode(t),U.isUndefined(s)&&(s=this.addNode(t)),h=this.getNode(e),U.isUndefined(h)&&(h=this.addNode(e)),r=new w(s,h),U.isDefined(n)&&(r.owner=n),this.links.push(r),r},removeAllLinks:function(){for(;this.links.length>0;){var t=this.links[0];this.removeLink(t)}},addExistingLink:function(t){var i,e;this.hasLink(t)||(this.links.push(t),this.hasNode(t.source.id)?(i=this.getNode(t.source.id),t.changeSource(i)):this.addNode(t.source),this.hasNode(t.target.id)?(e=this.getNode(t.target.id),t.changeTarget(e)):this.addNode(t.target))},hasLink:function(t){if(U.isString(t))return U.any(this.links,function(i){return i.id===t});if("Link"===t.type)return E(this.links,t);throw"The given object is neither an identifier nor a Link."},getNode:function(t){var i=t.id||t;if(this._nodeMap.containsKey(i))return this._nodeMap.get(i)},hasNode:function(t){var i=t.id||t;return this._nodeMap.containsKey(i)},_addNode:function(t){this.nodes.push(t),this._nodeMap.add(t.id,t)},_removeNode:function(t){U.remove(this.nodes,t),this._nodeMap.remove(t.id)},removeNode:function(t){var i,e,n,s,h=t;if(U.isString(t)&&(h=this.getNode(t)),!U.isDefined(h))throw"The identifier should be a Node or the Id (string) of a node.";for(i=h.links,h.links=[],e=0,n=i.length;e<n;e++)s=i[e],this.removeLink(s);this._removeNode(h)},areConnected:function(t,i){return U.any(this.links,function(e){return e.source==t&&e.target==i||e.source==i&&e.target==t})},removeLink:function(t){U.remove(this.links,t),U.remove(t.source.outgoing,t),U.remove(t.source.links,t),U.remove(t.target.incoming,t),U.remove(t.target.links,t)},addNode:function(t,i,e){var n=null;if(!U.isDefined(t))throw"No Node or identifier for a new Node is given.";if(U.isString(t)){if(this.hasNode(t))return this.getNode(t);n=new v(t)}else{if(this.hasNode(t))return this.getNode(t);n=t}return U.isDefined(i)&&n.bounds(i),U.isDefined(e)&&(n.owner=e),this._addNode(n),n},addNodeAndOutgoings:function(t){this.hasNode(t)||this._addNode(t);var i=t.outgoing;t.outgoing=[],U.forEach(i,function(t){this.addExistingLink(t)},this)},setItemIndices:function(){var t;for(t=0;t<this.nodes.length;++t)this.nodes[t].index=t;for(t=0;t<this.links.length;++t)this.links[t].index=t},clone:function(t){var i,e=new k,n=U.isDefined(t)&&t===!0;return n&&(e.nodeMap=new y,e.linkMap=new y),i=new y,U.forEach(this.nodes,function(t){var s=t.clone();i.set(t,s),e._addNode(s),n&&e.nodeMap.set(s,t)}),U.forEach(this.links,function(t){if(i.containsKey(t.source)&&i.containsKey(t.target)){var s=e.addLink(i.get(t.source),i.get(t.target));n&&e.linkMap.set(s,t)}}),e},linearize:function(t){return k.Utils.linearize(this,t)},depthFirstTraversal:function(t,i){var e,n;if(U.isUndefined(t))throw"You need to supply a starting node.";if(U.isUndefined(i))throw"You need to supply an action.";if(!this.hasNode(t))throw"The given 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a=h.pop(),c.push(a);while(a!==i);(!t||c.length>1)&&s.push(c)}},findCycles:function(t){var i,e,n,s,h,r,o;for(U.isUndefined(t)&&(t=!0),i=new y,e=new y,n=[],s=[],h=0,r=this.nodes.length;h<r;h++)o=this.nodes[h],i.containsKey(o)||this._stronglyConnectedComponents(t,o,i,e,n,s,0);return n},isAcyclic:function(){return U.isEmpty(this.findCycles())},isSubGraph:function(t){var i=t.linearize(),e=this.linearize();return U.all(i,function(t){return E(e,t)})},makeAcyclic:function(){var t,i,e,n,s,h,r,o,a,u,d,c,f,l,g,p,m,x,v,w,k,b,_,N,L,T,M,C,E,S,R,D;if(this.isEmpty()||this.nodes.length<=1||this.links.length<=1)return[];if(2==this.nodes.length){if(t=[],this.links.length>1)for(i=this.links[0],e=i.source,n=0,s=this.links.length;n<s;n++)h=this.links[n],h.source!=e&&(r=h.reverse(),t.push(r));return t}for(o=this.clone(!0),a=this.nodes.length,u=new y,d=function(t){return 0===t.outgoing.length?2-a:0===t.incoming.length?a-2:t.outgoing.length-t.incoming.length},c=function(t,i){var e=d(t,a);i.containsKey(e)||i.set(e,[]),i.get(e).push(t)},U.forEach(o.nodes,function(t){c(t,u)}),f=[],l=[];o.nodes.length>0;){if(u.containsKey(2-a))for(x=u.get(2-a);x.length>0;){for(p=x.pop(),v=0;v<p.links.length;v++)w=p.links[v],g=w.getComplement(p),m=d(g,a),U.remove(u.get(m),g),g.removeLink(w),c(g,u);o._removeNode(p),l.unshift(p)}if(u.containsKey(a-2))for(k=u.get(a-2);k.length>0;){for(g=k.pop(),b=0;b<g.links.length;b++)_=g.links[b],p=_.getComplement(g),m=d(p,a),U.remove(u.get(m),p),p.removeLink(_),c(p,u);f.push(g),o._removeNode(g)}if(o.nodes.length>0)for(N=a-3;N>2-a;N--)if(u.containsKey(N)&&u.get(N).length>0){for(L=u.get(N),T=L.pop(),M=0;M<T.links.length;M++)C=T.links[M],E=C.getComplement(T),m=d(E,a),U.remove(u.get(m),E),E.removeLink(C),c(E,u);f.push(T),o._removeNode(T);break}}for(f=f.concat(l),S=new y,R=0;R<this.nodes.length;R++)S.set(o.nodeMap.get(f[R]),R);return D=[],U.forEach(this.links,function(t){S.get(t.source)>S.get(t.target)&&(t.reverse(),D.push(t))}),D}}),k.Predefined={EightGraph:function(){return k.Utils.parse(["1->2","2->3","3->4","4->1","3->5","5->6","6->7","7->3"])},Mindmap:function(){return k.Utils.parse(["0->1","0->2","0->3","0->4","0->5","1->6","1->7","7->8","2->9","9->10","9->11","3->12","12->13","13->14","4->15","4->16","15->17","15->18","18->19","18->20","14->21","14->22","5->23","23->24","23->25","6->26"])},ThreeGraph:function(){return k.Utils.parse(["1->2","2->3","3->1"])},BinaryTree:function(t){return U.isUndefined(t)&&(t=5),k.Utils.createBalancedTree(t,2)},Linear:function(t){return U.isUndefined(t)&&(t=10),k.Utils.createBalancedTree(t,1)},Tree:function(t,i){return k.Utils.createBalancedTree(t,i)},Forest:function(t,i,e){return k.Utils.createBalancedForest(t,i,e)},Workflow:function(){return k.Utils.parse(["0->1","1->2","2->3","1->4","4->3","3->5","5->6","6->3","6->7","5->4"])},Grid:function(t,i){var e,n,s,h,r,o=new _.Graph;if(t<=0&&i<=0)return o;for(e=0;e<t+1;e++)for(n=null,s=0;s<i+1;s++)h=new v(""+e+"."+s),o.addNode(h),n&&o.addLink(n,h),e>0&&(r=o.getNode(""+(e-1)+"."+s),o.addLink(r,h)),n=h;return o}},k.Utils={parse:function(t){var i,e,n,s,h,r=new _.Graph,o=t.slice();for(e=0,n=o.length;e<n;e++){if(s=o[e],U.isString(s)){if(s.indexOf("->")<0)throw"The link should be specified as 'a->b'.";if(h=s.split("->"),2!=h.length)throw"The link should be specified as 'a->b'.";i=new w(h[0],h[1]),r.addLink(i)}if(U.isObject(s)){if(!i)throw"Specification found before Link definition.";b.deepExtend(i,s)}}return r},linearize:function(t,i){var e,n,s,h;if(U.isUndefined(t))throw"Expected an instance of a Graph object in slot one.";for(U.isUndefined(i)&&(i=!1),e=[],n=0,s=t.links.length;n<s;n++)h=t.links[n],e.push(h.source.id+"->"+h.target.id),i&&e.push({id:h.id});return e},_addShape:function(t,i,e,n){return U.isUndefined(i)&&(i=new _.Point(0,0)),U.isUndefined(e)&&(e=h()),n=b.deepExtend({width:20,height:20,id:e,radius:10,fill:"#778899",data:"circle",undoable:!1,x:i.x,y:i.y},n),t.addShape(n)},_addConnection:function(t,i,e,n){return t.connect(i,e,n)},createDiagramFromGraph:function(t,i,e,n){var s,h,r,a,u,d,c,f,l,g,p,y,m,x,v,w;if(U.isUndefined(t))throw"The diagram surface is undefined.";if(U.isUndefined(i))throw"No graph specification defined.";for(U.isUndefined(e)&&(e=!0),U.isUndefined(n)&&(n=!1),s=t.element.clientWidth||200,h=t.element.clientHeight||200,r=[],d=0,c=i.nodes.length;d<c;d++)a=i.nodes[d],f=a.position,U.isUndefined(f)&&(f=U.isDefined(a.x)&&U.isDefined(a.y)?new M(a.x,a.y):new M(U.randomInteger(10,s-20),U.randomInteger(10,h-20))),l={},"0"===a.id||n&&b.deepExtend(l,{width:150*Math.random()+20,height:80*Math.random()+50,data:"rectangle",fill:{color:"#778899"}}),u=this._addShape(t,f,a.id,l),g=u.bounds(),U.isDefined(g)&&(a.x=g.x,a.y=g.y,a.width=g.width,a.height=g.height),r[a.id]=u;for(p=0;p<i.links.length;p++)y=i.links[p],m=r[y.source.id],U.isUndefined(m)||(x=r[y.target.id],U.isUndefined(x)||this._addConnection(t,m,x,{id:y.id}));if(e)for(v=new t.SpringLayout(t),v.layoutGraph(i,{limitToView:!1}),w=0;w<i.nodes.length;w++)a=i.nodes[w],u=r[a.id],u.bounds(new o(a.x,a.y,a.width,a.height))},createBalancedTree:function(t,i){var e,n,s,h,r,o,a,u,d,c;if(U.isUndefined(t)&&(t=3),U.isUndefined(i)&&(i=3),e=new _.Graph,n=-1,s=[],t<=0||i<=0)return e;for(r=new v(""+ ++n),e.addNode(r),e.root=r,s.push(r),o=0;o<t;o++){for(h=[],a=0;a<s.length;a++)for(u=s[a],d=0;d<i;d++)c=new v(""+ ++n),e.addLink(u,c),h.push(c);s=h}return e},createBalancedForest:function(t,i,e){var n,s,h,r,o,a,u,d,c,f,l;if(U.isUndefined(t)&&(t=3),U.isUndefined(i)&&(i=3),U.isUndefined(e)&&(e=5),n=new _.Graph,s=-1,h=[],t<=0||i<=0||e<=0)return n;for(o=0;o<e;o++)for(a=new v(""+ ++s),n.addNode(a),h=[a],u=0;u<t;u++){for(r=[],d=0;d<h.length;d++)for(c=h[d],f=0;f<i;f++)l=new v(""+ ++s),n.addLink(c,l),r.push(l);h=r}return n},createRandomConnectedGraph:function(t,i,e){var n,s,h,r,o,a,u,d,c,f;if(U.isUndefined(t)&&(t=40),U.isUndefined(i)&&(i=4),U.isUndefined(e)&&(e=!1),n=new _.Graph,s=-1,t<=0)return n;if(h=new v(""+ ++s),n.addNode(h),1===t)return n;if(t>1){for(r=1;r<t&&(o=n.takeRandomNode([],i),o);r++)a=n.addNode(""+r),n.addLink(o,a);if(!e&&t>1)for(u=U.randomInteger(1,t),d=0;d<u;d++)c=n.takeRandomNode([],i),f=n.takeRandomNode([],i),c&&f&&!n.areConnected(c,f)&&n.addLink(c,f);return n}},randomDiagram:function(t,i,e,n,s){var h=b.dataviz.diagram.Graph.Utils.createRandomConnectedGraph(i,e,n);
k.Utils.createDiagramFromGraph(t,h,!1,s)}},b.deepExtend(_,{init:function(t){b.init(t,_.ui)},Point:M,Intersect:u,Geometry:g,Rect:o,Size:a,RectAlign:d,Matrix:f,MatrixVector:l,normalVariable:s,randomId:h,Dictionary:y,HashTable:p,Queue:m,Set:x,Node:v,Link:w,Graph:k,PathDefiner:r})}(window.kendo.jQuery)},e(3))},879:function(t,i){t.exports=require("./utils")}});