Graph::Easy::Layout(3)

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.