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% STK_SPRINTF [overload STK function]
% Copyright Notice
%
% Copyright (C) 2015, 2017, 2018 CentraleSupelec
% Copyright (C) 2013, 2014 SUPELEC
%
% Author: Julien Bect <julien.bect@centralesupelec.fr>
% Copying Permission Statement
%
% This file is part of
%
% STK: a Small (Matlab/Octave) Toolbox for Kriging
% (https://github.com/stk-kriging/stk/)
%
% STK 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 3 of the License, or (at your
% option) any later version.
%
% STK 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 STK. If not, see <http://www.gnu.org/licenses/>.
function s = stk_sprintf (x, verbosity, data_col_width)
if (nargin < 2) || (isempty (verbosity))
verbosity = stk_options_get ('stk_dataframe', 'disp_format');
end
if ~ ismember (verbosity, {'basic', 'verbose'})
errmsg = 'verbosity should be ''basic'' or ''verbose''.';
stk_error (errmsg, 'InvalidArgument');
end
if (nargin < 3) || (isempty (data_col_width))
data_col_width = [];
end
if isempty (x)
spstr = stk_options_get ('stk_dataframe', 'disp_spstr');
if strcmp (verbosity, 'verbose')
s = char (...
'.colnames =', horzcat (spstr, stk_sprintf_colnames (x)), ...
'.rownames =', horzcat (spstr, stk_sprintf_rownames (x)), ...
'.data =', horzcat (spstr, '<', stk_sprintf_sizetype (x.data), '>'));
else
[n, d] = size (x);
s = sprintf ('Empty data frame with %d rows and %d columns', n, d);
if d > 0 && ~ isempty (x.colnames)
s = char (s, ...
sprintf (' with .colnames = %s', stk_sprintf_colnames (x)));
elseif n > 0 && ~ isempty (x.rownames)
s = char (s, ...
sprintf (' with .rownames = %s', stk_sprintf_rownames (x)));
end
end
else % x is not empty
s = sprintf_table_ (x.data, x.colnames, x.rownames, data_col_width);
if strcmp (verbosity, 'verbose')
spstr = stk_options_get ('stk_dataframe', 'disp_spstr');
s = char (...
'.colnames =', horzcat (spstr, stk_sprintf_colnames (x)), ...
'.rownames =', horzcat (spstr, stk_sprintf_rownames (x)), ...
'.data =', horzcat (repmat (spstr, size (s, 1), 1), s));
elseif isempty (s)
disp toto
end
end
end % function
%#ok<*CTCH>
function s = sprintf_table_ (x, colnames, rownames, data_col_width)
x = double (x);
[n, d] = size (x);
if (n == 0) || (d == 0)
s = '[] (empty)';
else
if (nargin < 2) || isempty (data_col_width)
switch stk_disp_getformat ()
case 'short'
data_col_width = 8;
case 'long'
data_col_width = 16;
otherwise
% FIXME (ticket #87): handle other formatting modes...
data_col_width = 8;
end
end
% column names
if (nargin < 3) || isempty (colnames)
colnames = repmat ({''}, 1, d);
end
% row names
if (nargin < 4) || isempty (rownames)
rownames = repmat ({''}, n, 1);
end
b = cellfun (@isempty, rownames);
rownames(b) = repmat({'*'}, sum (b), 1);
rownames = fliplr (char (cellfun ...
(@fliplr, rownames, 'UniformOutput', false)));
nb_spaces_colsep = 2;
nb_rows = n + 1; % + 1 for the header
s = repmat ('', nb_rows, 1); %#ok<*AGROW>
s = [s [repmat(' ', 1, size(rownames, 2)); rownames]];
% column separator between row names and the first data column
s = [s repmat(' :', nb_rows, 1) ...
repmat(' ', nb_rows, nb_spaces_colsep)];
for j = 1:d
xx = stk_sprintf_colvect (x(:, j), data_col_width);
Lxx = size (xx, 2);
vn = colnames{j};
if isempty (vn)
vn = repmat('-', 1, Lxx);
end
L = max (length (vn), Lxx);
s = [s [sprintf('% *s', L, vn); % variable name
repmat(' ', n, L - Lxx) xx]]; % formatted data
if j < d
% column separator
s = [s repmat(' ', nb_rows, nb_spaces_colsep)];
end
end % for
end % if
end % function
%!shared x, fmt
%! fmt = stk_disp_getformat ();
%! x = stk_dataframe (rand (3, 2));
%!test format rat; disp (x);
%!test format long; disp (x);
%!test format short; disp (x); format (fmt);
%!test disp (stk_dataframe (zeros (0, 1)))
%!test disp (stk_dataframe (zeros (0, 2)))
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