Digraph.java with dfs connected components visual (with Dot language)

code from http://viz-js.com/, dot language syntax

Java output:

strict digraph {

16->17[label=15, color=green];

0->1[label=0, color=red];

0->2[label=0, color=red];

1->2[label=0, color=red];

1->3[label=0, color=red];

2->3[label=0, color=red];

2->4[label=0, color=red];

19->19[label=19, color=azure];

3->4[label=0, color=red];

3->5[label=0, color=red];

4->5[label=0, color=red];

4->6[label=0, color=red];

5->6[label=0, color=red];

5->7[label=0, color=red];

6->7[label=0, color=red];

6->8[label=0, color=red];

7->1[label=0, color=red];

7->5[label=0, color=red];

15->16[label=15, color=green];

}

number of points: 13

number of edges: 19

connected components:3