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function [df] = df_thirddim(df)
%# function [resu] = df_thirddim(df)
%# This is a small helper function which recomputes the third dim each
%# time a change may have occured.
%% Copyright (C) 2009-2017 Pascal Dupuis <cdemills@gmail.com>
%%
%% This file is part of the dataframe package for Octave.
%%
%% This package is free software; you can redistribute it and/or
%% modify it under the terms of the GNU General Public
%% License as published by the Free Software Foundation;
%% either version 2, or (at your option) any later version.
%%
%% This package is distributed in the hope that it will be useful,
%% but WITHOUT ANY WARRANTY; without even the implied
%% warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
%% PURPOSE. See the GNU General Public License for more
%% details.
%%
%% You should have received a copy of the GNU General Public
%% License along with this package; see the file COPYING. If not,
%% see <http://www.gnu.org/licenses/>.
%# sanity check
dummy = max (cellfun (@length, df.x_rep));
if (dummy ~= 1),
df.x_cnt(3) = dummy;
elseif (length (df.x_cnt) > 2),
df.x_cnt = df.x_cnt(1:2);
end
end
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