#!/usr/bin/perl

use Gimp qw(:auto __ N_);
use Gimp::Fu;
use Gimp::Util;

#Gimp::set_trace(TRACE_CALL);

sub my_innerbevel {
	my ($image, $drawable, $bg_col, $bl1, $bl2, $elev, $depth, $rad_tog) = @_;
	$drawable->has_alpha or die "You can't run this script without an ALPHA CHANNEL!!";
	my $img = gimp_image_new (256, 100, RGB_IMAGE);
	$drawable->image->selection_all;
	$drawable->edit_copy;
	gimp_selection_none ($image);
	if ($rad_tog == 0) {
		my $bg_layer;
		$bg_layer=$img->layer_new($drawable->width,$drawable->height,$image->layertype(1), "Background", 100, NORMAL_MODE);
		gimp_palette_set_background ($bg_col);
		$bg_layer->drawable_fill(BG_IMAGE_FILL);
		$img->add_layer($bg_layer,0);
	}
        $img->resize($drawable->width,$drawable->height, 0, 0);
	my $text1_lay;
	$text1_lay=$img->layer_new($drawable->width,$drawable->height,$image->layertype(1), "Text -1-", 100, NORMAL_MODE);
	$img->add_layer($text1_lay,-1);
	gimp_edit_clear ($text1_lay);
	$text1_lay->edit_paste(0)->floating_sel_anchor;
	$text1_lay->set_preserve_trans(1);
	gimp_palette_set_foreground ($bl1);
	gimp_palette_set_background ($bl2);
	@start = ($text1_lay->width / 2 - 5, 0);
	@end = ($text1_lay->width / 2 + 5, $text1_lay->height);
	gimp_blend ($text1_lay, 0, 0, 0, 100, 0, 0, 0, 2, 0.30, @start, @end);
	my $text2_lay;
	$text2_lay=$text1_lay->copy(1);
	$img->add_layer($text2_lay, -1);
	gimp_palette_set_background ([255, 255, 255]);
	$text2_lay->edit_fill;
	$text2_lay->set_preserve_trans(0);
	$text1_lay->set_preserve_trans(0);
	plug_in_gauss_rle ($text2_lay, 6, 1, 1);
	plug_in_bump_map ($img, $text1_lay, $text2_lay, 110.0, $elev, $depth, 0, 0, 0, 0, 0, 0, 0);
	$text2_lay->invert;
	$img->lower_layer($text2_lay);
	$text2_lay->translate(2, 3);
	$text2_lay->set_opacity(75);
	if ($rad_tog == 1) {
		$img->flatten;
		gimp_convert_indexed ($img, 0, MAKE_PALETTE, 256, 0, 0, "");
        	my $new = gimp_image_active_drawable ($img);
        	gimp_layer_add_alpha ($new);
        	gimp_by_color_select ($new, [255, 255, 255], 55, ADD, 0, 0, 0.0, 0);
        	gimp_edit_clear ($new);
        	gimp_selection_none ($img);
        } else {
		$img->flatten;
	}
	gimp_display_new ($img);
	exit main;
}
$help=<<EOF.$help;
This script will produce a nice blended beveled logo from your alpha
layer, which must have a black text. You can choose the initial and finals colours
of the blend, the background, and how to tweak the bevel effect.
It uses a techinque quite similar to that in the Inner Bevel Logo.

EOF

register "make_bevel_logos",
         "A script to get blended beveled logos",
         $help,
         "Michele Gherlone <mikem\@enet.it>",
         "(c) 2000 M. Gherlone",
         "20000130",
         N_"<Image>/Filters/Logulator/Blended II",
         "*",
         [
           [PF_COLOUR	, 'choose_bg_colour', "Choose the background colour", [255, 255, 255]],
           [PF_COLOUR	, 'blend_start',  "Choose the 1st blend colour", [247, 231, 9]],
           [PF_COLOUR	, 'blend_stop',   "Choose the 2nd blend colour", [255, 0, 0]],
           [PF_SLIDER	, 'strength_of_bevel', "Strength of bevel", 45.00, [0.00, 60.00, 0.50]],
           [PF_SLIDER	, 'depth_of_bevel', "Depth of bevel", 4, [0, 60, 1]],
           [PF_RADIO	, 'user_choice', "The user's choice", 0, [Background => 0, Transparent => 1]],
         ],
         \&my_innerbevel;
exit main;