#!/usr/bin/perl
# <sjburges@gimp.org>
# This is adrian's idea - take random blends and difference them.  You're
# bound to come up w/ something cool eventually.

use Gimp;
use Gimp::Fu;
use Gimp::Util;

# Gimp::set_trace(TRACE_ALL);

register "guide_grid",
         "GuideGrid - creates a grid of guides\n",
         "You specify the X spacing, the Y spacing, and initial offsets.  It creates a grid of guides\n",
         "Seth Burgess",
         "Seth Burgess <sjburges\@gimp.org>",
         "1999-03-20",
         "<Image>/GuideGrid",
         "*",
         [
           [PF_SPINNER, "x_spacing", "How far to space grid horizontally", 24, [1,1000,1]],
           [PF_SPINNER, "y_spacing", "How far to space grid vertically", 24, [1,1000,1]],
           [PF_SPINNER, "x_offset", "How much to initially offset it horizontally", 0, [0,1000,1]],
           [PF_SPINNER, "y_offset", "How much to initially offset it vertically", 0, [0,1000,1]],
            ],
         [],
         ['gimp-1.1'],
         sub {
    my($img,$layer,$xspace, $yspace, $xoffset, $yoffset) =@_;

	for ($i=$xoffset; $i<$img->width; $i+=$xspace) {
		if ($i) {
			$img->add_vguide($i);
			}
		}

	for ($i=$yoffset; $i<$img->height; $i+=$yspace) {
		if ($i) {
			$img->add_hguide($i);
			}
		}

    return();
};
exit main;