public static GraphMapData JsonToGraph(TracWrapper tracWrapper)
{
if (tracWrapper == null)
{
throw new ArgumentNullException();
}
GraphMapData graph = new GraphMapData();
IconNodeMapData seedNode = SeedToNode(tracWrapper.trac.result.seed);
graph.Add(seedNode);
// by definition Data are guaranteed to not have been seen yet
foreach (Data data in tracWrapper.trac.result.datas)
{
IconNodeMapData dataNode = DataToNode(data);
graph.Add(dataNode);
EdgeMapData edgeToSeed = new EdgeMapData(seedNode.Id, dataNode.Id);
graph.Add(edgeToSeed);
// by definition Contact may have already been seen
if (data.contacts != null)
{
foreach (Data contact in data.contacts)
{
if (!contact.address.Equals(seedNode.Id))
{
NodeMapData contactNode;
bool nodeAlreadyExists = graph.TryGetNode(contact.address, out contactNode);
if (!nodeAlreadyExists)
{
contactNode = DataToNode(contact);
graph.Add(contactNode);
}
EdgeMapData edgeToData = new EdgeMapData(dataNode.Id, contactNode.Id);
graph.Add(edgeToData);
}
}
}
}
return graph;
}
public static GraphMapData AnbToGraph(Chart chart)
{
if (chart == null)
{
throw new ArgumentNullException();
}
GraphMapData graph = new GraphMapData();
foreach (ChartItem chartItem in chart.chartItemCollection.chartItems)
{
if (chartItem.end != null)
{
IconNodeMapData node = new IconNodeMapData(chartItem.end.entity.attrEntityId);
graph.Add(node);
node.Label = chartItem.attrLabel;
SolidColorBrush backgroundColor = Conversion.HexColorToBrush(chartItem.ciStyle.font.attrBackColour);
node.BackgroundColor = backgroundColor.Color;
foreach (Anb.Attribute attribute in chartItem.attributeCollection.attributes)
{
AttributeMapData objAttribute = new AttributeMapData(attribute.attrAttributeClass, attribute.attrValue);
node.Attributes.Add(objAttribute.Name, objAttribute);
}
}
else
{
EdgeMapData edge = new EdgeMapData(chartItem.link.attrEnd1Id, chartItem.link.attrEnd2Id);
graph.Add(edge);
edge.Label = chartItem.link.linkStyle.attrType;
}
}
return graph;
}
/// <summary>
/// Returns bare-bone graph needed for layouts
/// </summary>
/// <param name="graphComponents">GraphComponents</param>
/// <returns>GraphMapData</returns>
public static GraphMapData GetGraph(GraphComponents graphComponents)
{
GraphMapData graph = new GraphMapData();
// Nodes
IEnumerable<INodeShape> uiNodeViewModels = graphComponents.GetNodeViewModels();
foreach (NodeViewModelBase uiNodeVM in uiNodeViewModels)
{
NodeMapData objNode = new TextNodeMapData(uiNodeVM.ParentNode.ID);
graph.Add(objNode);
// Properties
Size dimension = new Size(uiNodeVM.Width, uiNodeVM.Height);
objNode.Dimension = dimension;
objNode.Position = uiNodeVM.Position;
objNode.IsHidden = uiNodeVM.IsHidden;
}
// Edges
IEnumerable<IEdgeViewModel> uiEdgeViewModels = graphComponents.GetEdgeViewModels();
foreach (EdgeViewModelBase uiEdgeVM in uiEdgeViewModels)
{
EdgeMapData objEdge = new EdgeMapData(uiEdgeVM.ParentEdge.Source.ID, uiEdgeVM.ParentEdge.Target.ID);
graph.Add(objEdge);
// Properties
objEdge.Type = uiEdgeVM.ParentEdge.Type;
SimilarityDataEdge uiSDE = uiEdgeVM.ParentEdge as SimilarityDataEdge;
if (uiSDE != null)
{
objEdge.Weight = uiSDE.Weight;
}
}
return graph;
}
private static GraphMapData GetGraph(GraphMapData graphMapData, GraphComponents clusteredGraph)
{
GraphMapData clusteredGraphMapData = new GraphMapData();
// Nodes
IEnumerable<INodeShape> uiNodeViewModels = clusteredGraph.GetNodeViewModels();
foreach (NodeViewModelBase uiNodeVM in uiNodeViewModels)
{
NodeMapData nodeMapData = graphMapData.Nodes[uiNodeVM.ParentNode.ID];
clusteredGraphMapData.Add(nodeMapData);
// Edges
IEnumerable<IEdge> uiEdgeViewModels = clusteredGraph.GetEdges(uiNodeVM.ParentNode);
foreach (IEdge uiEdgeVM in uiEdgeViewModels)
{
string edgeKey = uiEdgeVM.Source.ID + uiEdgeVM.Target.ID;
EdgeMapData edgeMapData = graphMapData.Edges[edgeKey];
clusteredGraphMapData.Add(edgeMapData);
}
}
return clusteredGraphMapData;
}
private static GraphMapData GetClusteredGraph(GraphMapData graphMapData, GraphComponents graphComponents)
{
GraphMapData graphComponentsMapData = new GraphMapData();
IEnumerable<INodeShape> clusteredComponents = graphComponents.GetNodeViewModels();
foreach (PartitionNode clusteredComponent in clusteredComponents)
{
NodeMapData nodeMapData = new TextNodeMapData(clusteredComponent.ID);
graphComponentsMapData.Add(nodeMapData);
// Properties
object[] dimensionAndPosition = GetPartitionNodeDimensionAndPosition(graphMapData, clusteredComponent);
nodeMapData.Dimension = (Size)dimensionAndPosition[0];
nodeMapData.Position = (Point)dimensionAndPosition[1];
nodeMapData.IsHidden = clusteredComponent.IsHidden;
IEnumerable<IEdge> clusteredComponentEdges = graphComponents.GetEdges(clusteredComponent);
foreach (IEdge clusteredComponentEdge in clusteredComponentEdges)
{
EdgeMapData edgeMapData = new EdgeMapData(clusteredComponentEdge.Source.ID, clusteredComponentEdge.Target.ID);
graphComponentsMapData.Add(edgeMapData);
}
}
return graphComponentsMapData;
}
/// <summary>
/// Performs the actual import for the given GraphML or SnaglML data.
/// The Import method should be called rather than calling
/// this method directly.
/// </summary>
/// <param name="data">GraphML or SnaglML</param>
/// <returns>The graph data mapped as a <see cref="GraphMapData"/> object</returns>
internal override GraphMapData ImportData(string data)
{
// TODO Should validate against XSD
// TODO Processing should conform to GraphML defined processing rules
GraphMapData graph = new GraphMapData();
bool haveEncounteredGraph = false;
using (TextReader stringReader = new StringReader(data))
{
XmlReaderSettings settings = new XmlReaderSettings
{
CloseInput = true,
ConformanceLevel = ConformanceLevel.Document,
DtdProcessing = DtdProcessing.Parse,
IgnoreWhitespace = true
};
using (XmlReader reader = XmlReader.Create(stringReader, settings))
{
// while we know the graph element must be first as per the schema the compiler does not, so these is assigned a value here
NodeTypes defaultNodeType = NodeTypes.Text;
//GraphType defaultGraphType = GraphType.Undirected;
while (reader.Read())
{
if (reader.IsStartElement())
{
switch (reader.LocalName)
{
case "graph":
if (!haveEncounteredGraph)
{
haveEncounteredGraph = true;
string nodeType = reader.GetAttribute("nodeType", BERICO_NAMESPACE_URI);
defaultNodeType = GetDefaultNodeType(nodeType);
//string edgeDefault = reader.GetAttribute("edgedefault");
//defaultGraphType = GetDefaultEdgeType(edgeDefault);
}
else
{
throw new Exception("Both multiple graphs per file and nested graphs are unsupported.");
}
break;
case "node":
NodeMapData node = ReadNode(reader, defaultNodeType);
graph.Add(node);
break;
case "edge":
EdgeMapData edge = ReadEdge(reader);
graph.Add(edge);
break;
}
}
}
}
}
return graph;
}
/// <summary>
/// Converts the provided GraphComponents instance to a GraphMapData
/// instance that can be exported to a target file format
/// </summary>
/// <param name="graphComponents">The graph to be exported</param>
/// <returns>A GraphMapData instance ready to be exported to the target format</returns>
public static GraphMapData ExportGraph(this GraphComponents graphComponents)
{
GraphMapData graph = new GraphMapData();
// Nodes
IEnumerable<INodeShape> uiNodeViewModels = graphComponents.GetNodeViewModels();
foreach (NodeViewModelBase uiNodeVM in uiNodeViewModels)
{
NodeMapData objNode = GetNode(uiNodeVM);
graph.Add(objNode);
}
// Edges
IEnumerable<IEdgeViewModel> edgeViewModels = graphComponents.GetEdgeViewModels();
foreach (EdgeViewModelBase uiEdge in edgeViewModels)
{
EdgeMapData objEdge = GetEdge(uiEdge);
graph.Add(objEdge);
}
return graph;
}