/usr/share/plplot_octave/grid.m is in octave-plplot 5.9.9-2ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 | ## Copyright (C) 1998-2003 Joao Cardoso.
##
## 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 2, 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.
##
## This file is part of plplot_octave.
## usage: grid ("on" | "off" | "minor")
##
## Turn grid lines at major ticks "on" or "off" for plotting.
## "minor" means to draw the grid at minor tiks.
## To setup the grid at your wish, use `x(y)ticks'
##
## If the argument is omitted, "on" is assumed.
function st = grid (x)
global __pl
global pl_automatic_replot
strm = __pl_init;
st = __pl.grid(strm);
if (nargin == 0)
__pl.grid(strm) = 1;
elseif (nargin == 1)
if (ischar (x))
switch (x)
case "off"
__pl.grid(strm) = 0;
case "on"
__pl.grid(strm) = 1;
case "minor"
__pl.grid(strm) = 2;
otherwise
help grid
endswitch
else
switch (x)
case 0
__pl.grid(strm) = 0;
case 1
__pl.grid(strm) = 1;
case 2
__pl.grid(strm) = 2;
otherwise
help grid
endswitch
endif
else
help grid
endif
if (exist("pl_automatic_replot"))
if (pl_automatic_replot)
__pl_plotit;
endif
endif
endfunction
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