private GraphModel GraphSetup()
{
GraphDB db = new GraphDB();
var graph = new GraphModel();
//get all the nodes
foreach (var node in db.Nodes)
{
var dataVertex = new DataVertex()
{
ID = node.Id, Text = node.label
};
graph.AddVertex(dataVertex);
nodeList.Add(node.Id, node.label);
}
var vlist = graph.Vertices.ToList();
//add all the edges
foreach (var node in vlist)
{
Dictionary <int, int> edges = new Dictionary <int, int>();
foreach (var edge in db.Edges.Where(x => x.FromNode == node.ID))
{
var dataEdge = new DataEdge(node, vlist[vlist.FindIndex(x => x.ID == edge.ToNode)]);
graph.AddEdge(dataEdge);
edges.Add(edge.ToNode, 1);
}
vertices.Add(node.ID, edges);
}
return(graph);
}
public static void CreateEdges(ref GraphModel graphModel)
{
for (int i = 0; i < graphModel.Vertices.Count(); i++)
{
for (int j = i; j < graphModel.Vertices.Count(); j++)
{
if (graphModel.MatrixSmezh[i, j] != EdgeType.none)
{
graphModel.AddEdge(new EdgeData(graphModel.Vertices.ElementAt(i), graphModel.Vertices.ElementAt(j), graphModel.MatrixSmezh[i, j]));
}
}
}
}
private GraphModel GraphSetup()
{
GraphDB db = new GraphDB();
var graph = new GraphModel();
//get all the nodes
foreach (var node in db.Nodes)
{
var dataVertex = new DataVertex() { ID = node.Id, Text = node.label };
graph.AddVertex(dataVertex);
nodeList.Add(node.Id,node.label);
}
var vlist = graph.Vertices.ToList();
//add all the edges
foreach (var node in vlist)
{
Dictionary<int,int> edges = new Dictionary<int, int>();
foreach (var edge in db.Edges.Where(x => x.FromNode == node.ID))
{
var dataEdge = new DataEdge(node, vlist[vlist.FindIndex(x => x.ID == edge.ToNode)]);
graph.AddEdge(dataEdge);
edges.Add(edge.ToNode,1);
}
vertices.Add(node.ID,edges);
}
return graph;
}
public static GraphModel ParseGraphJson(string json, string root)
{
ZLog.Log("ParseGraphJson..." + json.Length);
if (string.IsNullOrEmpty(json))
{
return(null);
}
try
{
var obj = JsonMapper.ToObject(json);
GraphModel model = new GraphModel(root)
{
name = (string)obj["name"],
};
if (((IDictionary)obj).Contains("parent"))
{
model.Parent = (string)obj["parent"];
}
var center = (string)obj["center"];
model.SetCenter(center);
var nodes = obj["nodes"];
if (nodes != null && nodes.IsArray)
{
foreach (JsonData item in nodes)
{
NodeInfo node = new NodeInfo
{
UID = (string)item["uid"],
name = (string)item["name"],
avatar = (string)item["avatar"],
type = (string)item["type"],
parent = center
};
if (string.IsNullOrEmpty(node.avatar))
{
node.avatar = Path.Combine(root, "cover/" + node.name + ".png");
}
node.fullPath = Path.Combine(root, "entity/entity_" + node.UID + ".json");
model.AddNode(node, null);
}
}
var edges = obj["edges"];
if (edges != null && edges.IsArray)
{
foreach (JsonData item in edges)
{
LinkInfo edge = new LinkInfo
{
UID = (string)item["uid"],
name = (string)item["name"],
direction = (DirectionType)(int)item["direction"]
};
var from = (string)item["from"];
edge.from = model.GetNode(from);
var to = (string)item["to"];
edge.to = model.GetNode(to);
if (((IDictionary)item).Contains("type"))
{
edge.type = (string)item["type"];
}
model.AddEdge(edge);
}
model.CheckVirtualNodes();
}
return(model);
}
catch (Exception e)
{
ZLog.Warning(json);
ZLog.Warning(e.Message);
return(null);
}
}
