internal static GeometryGraph CreateAndLayoutGraph()
{
double w = 30;
double h = 20;
GeometryGraph graph = new GeometryGraph();
Node a = new Node( new Ellipse(w, h, new P()),"a");
Node b = new Node( CurveFactory.CreateRectangle(w, h, new P()),"b");
Node c = new Node( CurveFactory.CreateRectangle(w, h, new P()),"c");
Node d = new Node(CurveFactory.CreateRectangle(w, h, new P()), "d");
graph.Nodes.Add(a);
graph.Nodes.Add(b);
graph.Nodes.Add(c);
graph.Nodes.Add(d);
Edge e = new Edge(a, b) { Length = 10 };
graph.Edges.Add(e);
graph.Edges.Add(new Edge(b, c) { Length = 3 });
graph.Edges.Add(new Edge(b, d) { Length = 4 });
//graph.Save("c:\\tmp\\saved.msagl");
var settings = new Microsoft.Msagl.Layout.MDS.MdsLayoutSettings();
LayoutHelpers.CalculateLayout(graph, settings, null);
return graph;
}
/// <summary>
/// displays the graph
/// </summary>
/// <param name="useCase">the use case to display</param>
/// <returns>true, if the graph could be displayed</returns>
public bool UpdateGraphView(UseCase useCase)
{
this.useCase = useCase;
this.graph = new Microsoft.Msagl.Drawing.Graph("graph");
var layoutSettings = (Microsoft.Msagl.Layout.Layered.SugiyamaLayoutSettings) this.graph.LayoutAlgorithmSettings;
layoutSettings.EdgeRoutingSettings.EdgeRoutingMode = Microsoft.Msagl.Core.Routing.EdgeRoutingMode.SplineBundling;
// if no graph should be displayed
if (this.useCase == null)
{
this.viewer.Graph = this.graph;
return(false);
}
for (int n1 = 0; n1 < useCase.Nodes.Count; n1++)
{
for (int n2 = 0; n2 < useCase.Nodes.Count; n2++)
{
if (IsConnected(n1, n2, useCase))
{
this.GenerateNodes(n1, n2, useCase);
}
}
}
var layout = new Microsoft.Msagl.Layout.MDS.MdsLayoutSettings();
this.viewer.Graph = this.graph;
this.initialTransform = this.GetTransformMatrix();
return(true);
}
private static void LayoutGraph(GeometryGraph geometryGraph)
{
var settings = new Microsoft.Msagl.Layout.MDS.MdsLayoutSettings();
settings.EdgeRoutingSettings.EdgeRoutingMode = Microsoft.Msagl.Core.Routing.EdgeRoutingMode.StraightLine;
LayoutHelpers.CalculateLayout(geometryGraph, settings, null);
Console.WriteLine("layout done");
}
static internal GeometryGraph CreateAndLayoutGraph()
{
double w = 30;
double h = 20;
GeometryGraph graph = new GeometryGraph();
Node a = new Node(new Ellipse(w, h, new P()), "a");
Node b = new Node(CurveFactory.CreateRectangle(w, h, new P()), "b");
Node c = new Node(CurveFactory.CreateRectangle(w, h, new P()), "c");
Node d = new Node(CurveFactory.CreateRectangle(w, h, new P()), "d");
graph.Nodes.Add(a);
graph.Nodes.Add(b);
graph.Nodes.Add(c);
graph.Nodes.Add(d);
Edge e = new Edge(a, b)
{
Length = 10
};
graph.Edges.Add(e);
graph.Edges.Add(new Edge(b, c)
{
Length = 3
});
graph.Edges.Add(new Edge(b, d)
{
Length = 4
});
//graph.Save("c:\\tmp\\saved.msagl");
var settings = new Microsoft.Msagl.Layout.MDS.MdsLayoutSettings();
LayoutHelpers.CalculateLayout(graph, settings, null);
return(graph);
}