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


Graph-Easy documentation  | view source Contained in the Graph-Easy distribution.

Index


NAME

Top

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

SYNOPSIS

Top

        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

Top

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

Top

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

Top

Graph::Easy.

AUTHOR

Top

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

See the LICENSE file for more details.


Graph-Easy documentation  | view source Contained in the Graph-Easy distribution.