Not to execute any graph if the file in a directory is zero bytes

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graph::easy::layout

Graph::Easy::Layout(3pm)				User Contributed Perl Documentation				  Graph::Easy::Layout(3pm)

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.

perl v5.14.2							    2011-12-23						  Graph::Easy::Layout(3pm)

Shell Programming and Scripting