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.\" ========================================================================
.\"
.IX Title "Graph::Easy::Node::Cell 3"
.TH Graph::Easy::Node::Cell 3 "2016-08-24" "perl v5.16.3" "User Contributed Perl Documentation"
.\" For nroff, turn off justification.  Always turn off hyphenation; it makes
.\" way too many mistakes in technical documents.
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.SH "NAME"
Graph::Easy::Node::Cell \- An empty filler cell
.SH "SYNOPSIS"
.IX Header "SYNOPSIS"
.Vb 2
\&        use Graph::Easy;
\&        use Graph::Easy::Edge;
\&
\&        my $graph = Graph::Easy\->new();
\&
\&        my $node = $graph\->add_node(\*(AqA\*(Aq);
\&
\&        my $path = Graph::Easy::Node::Cell\->new(
\&          graph => $graph, node => $node,
\&        );
\&
\&        ...
\&
\&        print $graph\->as_ascii();
.Ve
.SH "DESCRIPTION"
.IX Header "DESCRIPTION"
A \f(CW\*(C`Graph::Easy::Node::Cell\*(C'\fR is used to reserve a cell in the grid for nodes
that occupy more than one cell.
.PP
You should not need to use this class directly.
.SH "METHODS"
.IX Header "METHODS"
.SS "\fIerror()\fP"
.IX Subsection "error()"
.Vb 1
\&        $last_error = $cell\->error();
\&
\&        $cvt\->error($error);                    # set new messages
\&        $cvt\->error(\*(Aq\*(Aq);                        # clear error
.Ve
.PP
Returns the last error message, or '' for no error.
.SS "\fInode()\fP"
.IX Subsection "node()"
.Vb 1
\&        my $node = $cell\->node();
.Ve
.PP
Returns the node this filler cell belongs to.
.SH "SEE ALSO"
.IX Header "SEE ALSO"
Graph::Easy.
.SH "AUTHOR"
.IX Header "AUTHOR"
Copyright (C) 2004 \- 2005 by Tels <http://bloodgate.com>.
.PP
See the \s-1LICENSE\s0 file for more details.