|
7017
|
1 ## Copyright (C) 1996, 2006, 2007 Kurt Hornik |
|
5820
|
2 ## |
|
|
3 ## This file is part of Octave. |
|
|
4 ## |
|
|
5 ## Octave is free software; you can redistribute it and/or modify it |
|
|
6 ## under the terms of the GNU General Public License as published by |
|
7016
|
7 ## the Free Software Foundation; either version 3 of the License, or (at |
|
|
8 ## your option) any later version. |
|
5820
|
9 ## |
|
|
10 ## Octave is distributed in the hope that it will be useful, but |
|
|
11 ## WITHOUT ANY WARRANTY; without even the implied warranty of |
|
|
12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|
|
13 ## General Public License for more details. |
|
|
14 ## |
|
|
15 ## You should have received a copy of the GNU General Public License |
|
7016
|
16 ## along with Octave; see the file COPYING. If not, see |
|
|
17 ## <http://www.gnu.org/licenses/>. |
|
5820
|
18 |
|
|
19 ## -*- texinfo -*- |
|
|
20 ## @deftypefn {Function File} {} strvcat (@var{s_1}, @dots{}, @var{s_n}) |
|
|
21 ## Return a matrix containing the strings (and cell-strings) |
|
|
22 ## @var{s_1}, @dots{}, @var{s_n} as |
|
|
23 ## its rows. Each string is padded with blanks in order to form a valid |
|
|
24 ## matrix. Unlike @var{str2mat}, empty strings are ignored. |
|
|
25 ## @seealso{strcat, str2mat} |
|
|
26 ## @end deftypefn |
|
|
27 |
|
|
28 ## Author: Kurt Hornik <Kurt.Hornik@ci.tuwien.ac.at> |
|
|
29 ## Adapted-By: jwe |
|
|
30 ## Modified: Paul Kienzle <pkienzle@kienzle.powernet.co.uk> converted |
|
|
31 ## str2mat to strvcat. Same function except that strvcat |
|
|
32 ## ignores empty strings. |
|
|
33 ## Modified by Alois Schloegl <a.schloegl@ieee.org> Mar 2005 |
|
|
34 ## added support for cell-strings |
|
|
35 ## Modifed by David Bateman for NDArrays |
|
|
36 |
|
|
37 function retval = strvcat (varargin) |
|
|
38 |
|
|
39 if (nargin == 0) |
|
6046
|
40 print_usage (); |
|
5820
|
41 endif |
|
|
42 |
|
|
43 nr = zeros (nargin, 1); |
|
|
44 nc = zeros (nargin, 1); |
|
|
45 K = 0; |
|
|
46 nd = ndims (varargin {1}); |
|
|
47 sz = size (varargin {1}); |
|
|
48 for k = 1 : nargin |
|
|
49 s = varargin{k}; |
|
|
50 if (iscell (s)) |
|
|
51 for k1 = 1:length(s) |
|
|
52 K = K+1; |
|
|
53 nr(K) = size (s{k1}, 1); |
|
|
54 nc(K) = size (s{k1}, 2); |
|
|
55 if (ndims (s{k1}) != nd) |
|
|
56 error ("strvcat: dimension mismatch"); |
|
|
57 else |
|
|
58 if (any (sz(3:nd) != size (s{k1}) (3:nd))) |
|
|
59 error ("strvcat: dimension mismatch"); |
|
|
60 endif |
|
|
61 endif |
|
|
62 endfor |
|
|
63 else |
|
|
64 K = K + 1; |
|
|
65 nr(K) = size (s, 1); |
|
|
66 nc(K) = size (s, 2); |
|
|
67 if (ndims (s) != nd) |
|
|
68 error ("strvcat: dimension mismatch"); |
|
|
69 else |
|
|
70 if (any (sz(3:nd) != size (s) (3:nd))) |
|
|
71 error ("strvcat: dimension mismatch"); |
|
|
72 endif |
|
|
73 endif |
|
|
74 endif |
|
|
75 endfor |
|
|
76 |
|
|
77 sz(1) = sum (nr); |
|
|
78 sz(2) = max (nc); |
|
|
79 retval = char (ones (sz) * toascii (" ")); |
|
|
80 |
|
|
81 idx = cell(nd,1); |
|
|
82 for k = 3 : nd; |
|
|
83 idx {k} = sz {k}; |
|
|
84 endfor |
|
|
85 |
|
|
86 K = 0; |
|
|
87 row_offset = 0; |
|
|
88 for k = 1 : nargin |
|
|
89 s = varargin{k}; |
|
|
90 if (iscell (s)) |
|
|
91 for k1 = 1:length(s) |
|
|
92 K = K + 1; |
|
|
93 idx{1} = [row_offset + 1 : row_offset + nr(k)]; |
|
|
94 idx{2} = [1 : nc(K)]; |
|
|
95 retval(idx{:}) = char(s{k1}); |
|
|
96 row_offset = row_offset + size (s{k1}, 1); |
|
|
97 endfor |
|
|
98 else |
|
|
99 K = K + 1; |
|
|
100 if (nc(K) > 0) |
|
|
101 retval ((row_offset + 1) : (row_offset + nr(K)), 1:nc(K)) = char(s); |
|
|
102 endif |
|
|
103 row_offset = row_offset + nr(K); |
|
|
104 endif |
|
|
105 endfor |
|
|
106 |
|
|
107 endfunction |
|
|
108 |
|
|
109 %!shared s1,s2,s3,s4,c |
|
|
110 %! s1 = "quick"; s2 = "brown"; s3 = "fox"; s4 = ["quick";"brown";"fox "]; |
|
|
111 %! c{1} = s1; c{2} = s2; c{3} = s3; |
|
|
112 %!assert(strvcat(s1,s2,s3),s4) |
|
|
113 %!assert(strvcat(c),s4) |
|
|
114 %!assert(strvcat(s4,s4),[s4;s4]); |
