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.