/// <summary>
/// Performs the actual layout algorithm.
/// </summary>
/// <param name="graph">The object containing the graph data</param>
/// <param name="rootNode">Root node</param>
protected override void PerformLayout(GraphMapData graph, INode rootNode)
{
BidirectionalGraph<string, WeightedEdge<string>> bGraph = GraphSharpUtility.GetBidirectionalGraph(graph);
IDictionary<string, Vector> nodePositions = GraphSharpUtility.GetNodePositions(graph);
IDictionary<string, Size> nodeSizes = GraphSharpUtility.GetNodeSizes(graph);
SimpleTreeLayoutParameters simpleTreeLayoutParameters = new SimpleTreeLayoutParameters();
SimpleTreeLayoutAlgorithm<string, WeightedEdge<string>, BidirectionalGraph<string, WeightedEdge<string>>> simpleTreeLayoutAlgorithm = new SimpleTreeLayoutAlgorithm<string, WeightedEdge<string>, BidirectionalGraph<string, WeightedEdge<string>>>(bGraph, nodePositions, nodeSizes, simpleTreeLayoutParameters);
simpleTreeLayoutAlgorithm.Compute();
GraphSharpUtility.SetNodePositions(graph, simpleTreeLayoutAlgorithm.VertexPositions);
}
public SimpleTreeLayoutAlgorithm(TGraph visitedGraph, IDictionary <TVertex, Point> vertexPositions, IDictionary <TVertex, Size> vertexSizes, SimpleTreeLayoutParameters parameters)
: base(visitedGraph, vertexPositions, parameters)
{
_sizes = new Dictionary <TVertex, Size>(vertexSizes);
}
/// <summary>
/// Initializes a new instance of the <see cref="DatasetGraphModel"/> class.
/// </summary>
/// <param name="context">The context that is used to execute actions on the UI thread.</param>
/// <param name="facade">The project that holds the graph of datasets.</param>
/// <param name="datasetModelBuilder">The function that builds <see cref="DatasetModel"/> objects.</param>
/// <exception cref="ArgumentNullException">
/// Thrown if <paramref name="context"/> is <see langword="null" />.
/// </exception>
/// <exception cref="ArgumentNullException">
/// Thrown if <paramref name="facade"/> is <see langword="null" />.
/// </exception>
/// <exception cref="ArgumentNullException">
/// Thrown if <paramref name="datasetModelBuilder"/> is <see langword="null" />.
/// </exception>
public DatasetGraphModel(
IContextAware context,
ProjectFacade facade,
Func<DatasetFacade, DatasetModel> datasetModelBuilder)
: base(context)
{
{
Enforce.Argument(() => facade);
}
m_Project = facade;
m_Project.OnDatasetCreated += (s, e) => AddDatasetToGraph();
m_Project.OnDatasetDeleted += (s, e) => RemoveDatasetFromGraph();
m_DatasetModelBuilder = datasetModelBuilder;
LayoutType = "Tree";
LayoutParameters = new SimpleTreeLayoutParameters
{
LayerGap = 250,
VertexGap = 250,
Direction = LayoutDirection.TopToBottom,
};
ReloadProject();
}
public SimpleTreeLayoutAlgorithm(TGraph visitedGraph, IDictionary <TVertex, Point> vertexPositions, IDictionary <TVertex, Size> vertexSizes, SimpleTreeLayoutParameters parameters)
: base(visitedGraph, vertexPositions, parameters)
{
//Contract.Requires( vertexSizes != null );
//Contract.Requires( visitedGraph.Vertices.All( v => vertexSizes.ContainsKey( v ) ) );
sizes = new Dictionary <TVertex, Size>(vertexSizes);
}