public void Paint(GraphicsLayer.IGraphics g, int width, int height) { lock (_ModifyListsToken) { if (ParametersDirty) { var graph = new Algorithms.Graph(GetEdgeWeights()); var n = Vertices.Count; for (int i = 0; i < Vertices.Count; i++) { Vertices[i].IsUniversal = graph.Degree(i) == n - 1; } ParametersDirty = false; } var jj = 0; foreach (var v in _vertices) { v.ParentIndex = jj++; v.Paint(g, width, height); } jj = 0; foreach (var e in _edges) { e.ParentIndex = jj++; e.Paint(g, width, height); } } }
public Graph(Algorithms.Graph g, List <Vector> position, bool directed = true) : this() { if (g.VertexWeight != null && g.VertexWeight.Count == g.N) { _vertices = g.Vertices.Select(v => new Vertex(position[v].X, position[v].Y, g.VertexWeight[v].ToString())).ToList(); } else { _vertices = g.Vertices.Select(v => new Vertex(position[v].X, position[v].Y)).ToList(); } _edges = new List <Edge>(); for (int i = 0; i < g.N; i++) { for (int j = i + 1; j < g.N; j++) { if (directed) { if (g.Directed[i, j]) { _edges.Add(new Edge(_vertices[i], _vertices[j], Edge.Orientations.Forward)); } else if (g.Adjacent[i, j]) { _edges.Add(new Edge(_vertices[j], _vertices[i], Edge.Orientations.Forward)); } } else if (g.Adjacent[i, j]) { _edges.Add(new Edge(_vertices[i], _vertices[j], Edge.Orientations.None)); } } } }
public void DoOutDegreePlusOneLabeling() { var g = new Algorithms.Graph(_graph.GetEdgeWeights()); for (int i = 0; i < _graph.Vertices.Count; i++) { _graph.Vertices[i].Label = (g.OutDegree(i) + 1).ToString(); } Invalidate(); GraphChanged(); }
public void DoIndexLabeling() { var g = new Algorithms.Graph(_graph.GetEdgeWeights()); for (int i = 0; i < _graph.Vertices.Count; i++) { _graph.Vertices[i].Label = i.ToString(); } Invalidate(); GraphChanged(); }
public GraphPolynomial(Algorithms.Graph g) { _g = g; _priorNeighbors = new List <List <int> >(); for (int w = 0; w < _g.N; w++) { _priorNeighbors.Add(new List <int>()); for (int v = 0; v < w; v++) { if (g[v, w]) { _priorNeighbors[w].Add(v); } } } }
public static int GetSignSum(this Algorithms.Graph g, int[] power) { var gp = new GraphPolynomial(g); return(gp.GetSignSum(power)); }
public static int GetCoefficient(this Algorithms.Graph g, int[] power) { var gp = new GraphPolynomial(g); return(gp.GetCoefficient(power)); }