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.