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digraph talkstates {
subgraph legend {
key[shape=box, label=<
<font color="blue">Actions by admin</font><br/>
<font color="green">Actions by speaker</font><br/>
>, labeljust="l"]
}
start[shape=circle label=Start];
submitted[shape=box label=Submitted];
pending[shape=box label=Pending];
approved[shape=box label=Approved];
reserve[shape=box label=Reserve];
pendingreserve[shape=box label="Pending reserve"];
notaccepted[shape=box label="Not Accepted"];
withdrawn[shape=box label="Withdrawn"];
start -> submitted [label = "Speaker submits talk", color=green];
submitted -> pending [label = "Talk approved", color=blue]
submitted -> notaccepted [label = "Talk not accepted", color=blue]
submitted -> pendingreserve [label = "Talk to\nreserve list", color=blue]
submitted -> withdrawn[label = "Speaker withdraws", color=blue]
approved -> withdrawn [label = "Speaker withdraws", color=blue]
notaccepted -> submitted [label = "Processing reset", color=blue]
pending -> approved [label = "Speaker confirms", color=green]
pending -> withdrawn [label = "Speaker declines", color=blue]
pending -> submitted [label = "Talk unapproved", color=blue]
reserve -> pending [label = "Normal activate talk\n from reserve list", color=blue]
reserve -> approved [label = "Last minute activate\nfrom reserve", color=blue]
reserve -> withdrawn [label = "Speaker withdraws", color=blue]
pendingreserve -> reserve [label = "Speaker confirms to\nreserve list", color=green]
pendingreserve -> withdrawn [label = "Speaker declines", color=blue]
}
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