Graph::Easy::Node::Cell.3pm

Langue: en

Version: 2007-02-08 (ubuntu - 24/10/10)

Section: 3 (Bibliothèques de fonctions)

Sommaire

NAME

Graph::Easy::Node::Cell - An empty filler cell

SYNOPSIS

         use Graph::Easy;
         use Graph::Easy::Edge;
 
         my $graph = Graph::Easy->new();
 
         my $node = $graph->add_node('A');
 
         my $path = Graph::Easy::Node::Cell->new(
           graph => $graph, node => $node,
         );
 
         ...
 
         print $graph->as_ascii();

DESCRIPTION

A "Graph::Easy::Node::Cell" is used to reserve a cell in the grid for nodes that occupy more than one cell.

You should not need to use this class directly.

METHODS

error()

         $last_error = $cell->error();
 
         $cvt->error($error);                    # set new messags
         $cvt->error('');                        # clear error

Returns the last error message, or '' for no error.

node()

         my $node = $cell->node();

Returns the node this filler cell belongs to.

SEE ALSO

Graph::Easy.

AUTHOR

Copyright (C) 2004 - 2005 by Tels <http://bloodgate.com>.

See the LICENSE file for more details.