X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?p=CreaPhase.git;a=blobdiff_plain;f=octave_packages%2Fio-1.0.19%2Fparse_sp_range.m;fp=octave_packages%2Fio-1.0.19%2Fparse_sp_range.m;h=c3c86cb7653eb48513111734736446815ea30a21;hp=0000000000000000000000000000000000000000;hb=f5f7a74bd8a4900f0b797da6783be80e11a68d86;hpb=1705066eceaaea976f010f669ce8e972f3734b05

diff --git a/octave_packages/io-1.0.19/parse_sp_range.m b/octave_packages/io-1.0.19/parse_sp_range.m
new file mode 100644
index 0000000..c3c86cb
--- /dev/null
+++ b/octave_packages/io-1.0.19/parse_sp_range.m
@@ -0,0 +1,117 @@
+## Copyright (C) 2009-2011 Philip Nienhuis <pr.nienhuis at users.sf.net>
+##
+## This program 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.
+##
+## This program 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 program; if not, see <http://www.gnu.org/licenses/>.
+
+## Parse a string representing a range of cells for a spreadsheet
+## into nr of rows and nr of columns and also extract top left
+## cell address + top row + left column. Some error checks are implemented.
+
+## Author: Philip Nienhuis
+## Created: 2009-06-20
+## Latest update 2010-01-13
+
+function [topleft, nrows, ncols, toprow, lcol] = parse_sp_range (range_org)
+
+	range = deblank (toupper (range_org));
+	range_error = 0; nrows = 0; ncols = 0;
+
+	# Basic checks
+	if (index (range, ':') == 0) 
+		if (isempty (range))
+			range_error = 0;
+			leftcol = 'A';
+			rightcol = 'A';
+		else
+			# Only upperleft cell given, just complete range to 1x1
+			# (needed for some routines)
+			range = [range ":" range];
+		endif
+	endif
+
+	# Split up both sides of the range
+	[topleft, lowerright] = strtok (range, ':');
+
+	# Get toprow and clean up left column
+	[st, en] = regexp (topleft, '\d+');
+	toprow = str2num (topleft(st:en));
+	leftcol = deblank (topleft(1:st-1));
+	[st, en1] = regexp( leftcol,'\s+');
+	if (isempty (en1)) 
+		en1=0; 
+	endif
+	[st, en2] = regexp (leftcol,'\D+');
+	leftcol = leftcol(en1+1:en2);
+
+	# Get bottom row and clean up right column
+	[st, en] = regexp (lowerright,'\d+');
+	bottomrow = str2num (lowerright(st:en));
+	rightcol = deblank (lowerright(2:st-1));
+	[st, en1] = regexp (rightcol,'\s+');
+	if (isempty (en1)) 
+		en1=0; 
+	endif
+	[st, en2] = regexp (rightcol,'\D+');
+	rightcol = rightcol(en1+1:en2);
+
+	# Check nr. of rows
+	nrows = bottomrow - toprow + 1; 
+	if (nrows < 1) 
+		range_error = 1; 
+	endif
+
+	if (range_error == 0) 
+		# Get left column nr.
+		[st, en] = regexp (leftcol, '\D+');
+		lcol = (leftcol(st:st) - 'A' + 1);
+		while (++st <= en)
+			lcol = lcol * 26 + (leftcol(st:st) - 'A' + 1);
+		endwhile
+
+		# Get right column nr.
+		[st, en] = regexp (rightcol, '\D+');
+		rcol = (rightcol(st:st) - 'A' + 1);
+		while (++st <= en)
+			rcol = rcol * 26 + (rightcol(st:st) - 'A' + 1);
+		endwhile
+
+		# Check
+		ncols = rcol - lcol + 1;
+		if (ncols < 1) 
+			range_error = 1; 
+		endif
+	endif
+
+	if (range_error > 0) 
+		ncols = 0; nrows = 0;
+		error ("Spreadsheet range error! ");
+	endif
+  
+endfunction
+
+%!test
+%! [a b c d e] = parse_sp_range ('A1:B2');
+%! assert ([a b c d e], ['A1', 2, 2, 1, 1]);
+
+%!test
+%! [a b c d e] = parse_sp_range ('A1:AB200');
+%! assert ([a b c d e], ['A1', 200, 28, 1, 1]);
+
+%!test
+%! [a b c d e] = parse_sp_range ('cd230:iY65536');
+%! assert ([a b c d e], ['CD230', 65307, 178, 230, 82]);
+
+%!test
+%! [a b c d e] = parse_sp_range ('BvV12798 : xFd1054786');
+%! assert ([b c d e], [1041989, 14439, 12798, 1946]);
+