Social Synergy

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                        /*
                        *       This method adds nodes to the graph dynamically.
                        */
                        private function addNodesToGraph(newNodes:XML):void {
                                vgraph.newNodesDefaultVisible = true;
 
                var nodes:XMLList = newNodes.child("Node");
                var edges:XMLList = newNodes.child("Edge");
 
                //Keep track of root node.
                var root:IVisualNode=vgraph.currentRootVNode;
 
                for (var i:Number = 0; i < nodes.length(); i++) {
                        if (graphData.children().contains(nodes[i])) {
                                //trace("Node "+nodes[i].@id+" exists. ");
                        } else {
                                graphData.appendChild(nodes[i]);
                                var newNode:IVisualNode = vgraph.createNode(nodes
[i].@id, nodes[i]);
                        }
                }
 
                for (var j:Number = 0; j < edges.length(); j++) {
                        if (graphData.children().contains(edges[j])) {
                                //trace("Edge '"+XML(edges[j]).toXMLString()+"'
exists. ");
                        } else {
 
                                graphData.appendChild(edges[j]);
                                var fromNode:INode = graph.nodeByStringId(edges
[j].@fromID);
                                var toNode:INode = graph.nodeByStringId(edges
[j].@toID);
 
                                var newEdge:IVisualEdge = vgraph.linkNodes
(fromNode.vnode, toNode.vnode);
                        newEdge.data = edges[j];
 
                        }
                }
                                /* the following kicks it off .... */
                                vgraph.currentRootVNode = graph.nodeByStringId(XML
(newNodes).@rootID).vnode;
                vgraph.draw();
                        }