static void Main(string[] args)
{
try
{
/*
VertexStringDictionary verticesNames = new VertexStringDictionary();
EdgeStringDictionary edgesNames = new EdgeStringDictionary();
EdgeDoubleDictionary edgesWeights = new EdgeDoubleDictionary();
IncidenceGraph g = new IncidenceGraph(true);
// adding vertex
Vertex u = g.AddVertex();
verticesNames[u]="u";
Vertex v = g.AddVertex();
verticesNames[v]="v";
Vertex w = g.AddVertex();
verticesNames[w]="w";
Vertex x = g.AddVertex();
verticesNames[x]="x";
Vertex y = g.AddVertex();
verticesNames[y]="y";
Vertex z = g.AddVertex();
verticesNames[z]="z";
// adding edges
Edge uv = g.AddEdge(u,v);
edgesNames[uv]="uv";
edgesWeights[uv]=1;
Edge ux = g.AddEdge(u,x);
edgesNames[ux]="ux";
edgesWeights[ux]=0.8;
Edge wu = g.AddEdge(w,u);
g.AddEdge(w,u);
edgesNames[wu]="wu";
edgesWeights[wu]=0.2;
Edge xv = g.AddEdge(x,v);
edgesNames[xv]="xv";
edgesWeights[xv]=1.1;
Edge vy = g.AddEdge(v,y);
edgesNames[vy]="vy";
edgesWeights[vy]=2.0;
Edge wy = g.AddEdge(w,y);
edgesNames[wy]="wy";
edgesWeights[wy]=1.5;
Edge yw = g.AddEdge(y,w);
edgesNames[yw]="yw";
edgesWeights[yw]=0.2;
Edge wz = g.AddEdge(w,z);
edgesNames[wz]="wz";
edgesWeights[wz]=0.1;
RandomGraph.Graph(g, 20,50,new Random(),true);
/*
// do a dfs serach
Console.WriteLine("---- DepthFirstSearch");
DepthFirstSearchAlgorithm dfs = new DepthFirstSearchAlgorithm(g);
//TestDepthFirstSearchVisitor dfsVis =
// new TestDepthFirstSearchVisitor(dfs,verticesNames);
AlgorithmTracerVisitor dfstracer = new
AlgorithmTracerVisitor(g,"dfs",".",GraphvizImageType.Png);
dfstracer.VertexLabels = verticesNames;
dfstracer.RegisterVertexHandlers(dfs);
dfstracer.RegisterEdgeHandlers(dfs);
dfs.Compute();
*/
Vertex source = u;
source = RandomGraph.Vertex(g,new Random());
Console.WriteLine("source: {0}",source.GetHashCode());
Console.WriteLine("---- BreathFirstSearch");
BreadthFirstSearchAlgorithm bfs = new BreadthFirstSearchAlgorithm(g);
TestBreadthFirstSearchVisitor bfsVis
= new TestBreadthFirstSearchVisitor(bfs,verticesNames,source);
AlgorithmTracerVisitor bfstracer = new
AlgorithmTracerVisitor(g,"bfs",".",GraphvizImageType.Png);
// bfstracer.VertexLabels = verticesNames;
bfs.RegisterTreeEdgeBuilderHandlers(bfsTracer);
bfs.RegisterVertexColorizeHandlers(bfsTracer);
bfs.Compute(source);
/*
Console.WriteLine("---- Dijkstra");
DijkstraShortestPathAlgorithm dij = new DijkstraShortestPathAlgorithm(
g,
edgesWeights
);
TestDijkstraShortestPathVisitor dijVis = new TestDijkstraShortestPathVisitor(dij,verticesNames);
AlgorithmTracerVisitor dijtracer = new
AlgorithmTracerVisitor(g,"dij",".",GraphvizImageType.Png);
dijtracer.VertexLabels = verticesNames;
dijtracer.EdgeLabels = edgesWeights;
dijtracer.RegisterVertexHandlers(dij);
// dijtracer.RegisterEdgeHandlers(dij);
dij.Compute(g.Vertex(0));
Console.WriteLine("Distance from {0}", verticesNames[g.Vertex(0)]);
foreach(DictionaryEntry de in dij.Distances)
{
Console.WriteLine("\t-> {0}, {1}",
verticesNames[(Vertex)de.Key],
de.Value.ToString()
);
}
Console.WriteLine("---- Topological sort");
VertexCollection vs = new VertexCollection();
TopologicalSortAlgorithm tps= new TopologicalSortAlgorithm(g);
tps.Compute(vs);
foreach(Vertex ve in vs)
{
Console.WriteLine("v - {0}",verticesNames[ve]);
}
Console.WriteLine("--- graphviz output");
GraphvizWriterAlgorithm gw = new GraphvizWriterAlgorithm(
g,"dotgenerator",".",GraphvizImageType.Png);
TestGraphvizVertex gv = new TestGraphvizVertex(verticesNames);
gw.WriteVertex += new VertexHandler( gv.WriteVertex );
gw.WriteEdge+= new EdgeHandler( gv.WriteEdge );
gw.Write(GraphvizImageType.Png);
gw.Write(GraphvizImageType.Svg);
gw.Write(GraphvizImageType.Svgz);
gw.Write(GraphvizImageType.Gif);
gw.Write(GraphvizImageType.Jpeg);
*/
Console.WriteLine("Test finished");
String s2=Console.ReadLine();
}
catch(Exception ex)
{
Console.WriteLine(ex.ToString());
String s=Console.ReadLine();
}
}
/// <summary>
/// Adds an algorithm tracer to the edge dfs algorithm
/// </summary>
/// <param name="edfs"></param>
/// <param name="path"></param>
/// <returns>tracer</returns>
public AlgorithmTracerVisitor AddTracer(EdgeDepthFirstSearchAlgorithm edfs, string path)
{
// The visitor that draws the graph at each iteration
AlgorithmTracerVisitor vis = new AlgorithmTracerVisitor(
(IVertexAndEdgeListGraph)edfs.VisitedGraph,
"tr",
path,
GraphvizImageType.Png);
// setting some vertex,edge style options
vis.Algo.VertexFormat.Style = GraphvizVertexStyle.Filled;
vis.Algo.VertexFormat.FillColor = Color.LightSkyBlue;
vis.Algo.FormatVertex += new FormatVertexEventHandler(this.FormatVertex);
vis.Algo.FormatEdge += new FormatEdgeEventHandler(this.FormatEdge);
edfs.RegisterTreeEdgeBuilderHandlers(vis);
edfs.FinishEdge += new EdgeEventHandler(vis.FinishEdge);
return vis;
}
