update packages

[CreaPhase.git] / octave_packages / m / plot / waitforbuttonpress.m

diff --git a/octave_packages/m/plot/waitforbuttonpress.m b/octave_packages/m/plot/waitforbuttonpress.m
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+## Copyright (C) 2004-2012 Petr Mikulik
+##
+## This file is part of Octave.
+##
+## Octave 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.
+##
+## Octave 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 Octave; see the file COPYING.  If not, see
+## <http://www.gnu.org/licenses/>.
+
+## -*- texinfo -*-
+## @deftypefn {Function File} {@var{b} =} waitforbuttonpress ()
+## Wait for button or mouse press.over a figure window.  The value of
+## @var{b} returns 0 if a mouse button was pressed or 1 is a key was
+## pressed.
+## @seealso{ginput}
+## @end deftypefn
+
+## The original version of this code bore the copyright
+## Author: Petr Mikulik
+## License: public domain
+
+function a = waitforbuttonpress ()
+
+  if (nargin != 0 || nargout > 1)
+    print_usage ();
+  endif
+
+  [x, y, k] = ginput (1);
+
+  if (nargout == 1)
+    if (k <= 5)
+      a = 0;
+    else
+      a = 1;
+    endif
+  endif
+
+endfunction