NAME

       Graph::Easy::Layout - Layout the graph from Graph::Easy

SYNOPSIS

               use Graph::Easy;

               my $graph = Graph::Easy->new();

               my $bonn = Graph::Easy::Node->new(
                       name => 'Bonn',
               );
               my $berlin = Graph::Easy::Node->new(
                       name => 'Berlin',
               );

               $graph->add_edge ($bonn, $berlin);

               $graph->layout();

               print $graph->as_ascii( );

               # prints:

               # +------+     +--------+
               # | Bonn | --> | Berlin |
               # +------+     +--------+

DESCRIPTION

       "Graph::Easy::Layout" contains just the actual layout code for Graph::Easy.

METHODS

       "Graph::Easy::Layout" injects the following methods into the "Graph::Easy" namespace:

   layout()
               $graph->layout();

       Layout the actual graph.

   _assign_ranks()
               $graph->_assign_ranks();

       Used by "layout()" to assign each node a rank, so they can be sorted and grouped on these.

   _optimize_layout
       Used by "layout()" to optimize the layout as a last step.

EXPORT

       Exports nothing.

SEE ALSO

       Graph::Easy.

AUTHOR

       Copyright (C) 2004 - 2008 by Tels <http://bloodgate.com>

       See the LICENSE file for information.