man Graph::Easy::Node::Cell (3): 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 messages
        $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.

AUTHOR