dot examples

swimlanes.dot

digraph cloud_platform {
    rankdir=LR
    splines=ortho

    subgraph cluster_1 {
        11 -> 12 -> 13 -> 14    
    }

    subgraph cluster_2 {
        21 -> 22 -> 23 -> 24
    }

    subgraph cluster_3 {
        31 -> 32 -> 33 -> 34
        31 -> 32 -> 33 -> 34
    }

    subgraph cluster_4 {
        41 -> 42 -> 43 -> 44
    }


    subgraph _layout_only {
        node [color=invis,shape=point]
        edge [color=invis]
        _left
        _left -> 11
        _left -> 21
        _left -> 31
        _left -> 41
    }

    subgraph _cross {
        // no weight; go back to the left
        edge [weight=0;style=dashed]
        14 -> 21
        24 -> 31
        34 -> 41
    }
}