gimp/plug-ins/perl/examples/example-fu.pl

71 lines
2.7 KiB
Perl
Executable File

#!/usr/bin/perl
use Gimp;
use Gimp::Fu;
register "gimp_fu_example_script", # fill in a function name
"A non-working example of Gimp::Fu usage", # and a short description,
"Just a starting point to derive new ". # a (possibly multiline) help text
"scripts. Always remember to put a long".
"help message here!",
"Marc Lehmann <pcg\@goof.com>", # don't forget your name (author)
"(c) 1998, 1999 Marc Lehmann", # and your copyright!
"19990316", # the date this script was written
"<Toolbox>/Xtns/Gimp::Fu Example", # the menu path
"RGB*, GRAYA", # image types to accept (RGB, RGAB amnd GRAYA)
[
# argument type, switch name , a short description , default value, extra arguments
[PF_SLIDER , "width" , "The image width" , 360, [300, 500]],
[PF_SPINNER , "height" , "The image height" , 100, [100, 200]],
[PF_STRING , "text" , "The Message" , "example text"],
[PF_INT , "bordersize" , "The bordersize" , 10],
[PF_FLOAT , "borderwidth" , "The borderwidth" , 1/5],
[PF_FONT , "font" , "The Font Family" ],
[PF_COLOUR , "text_colour" , "The (foreground) text colour", [10,10,10]],
[PF_COLOUR , "bg_colour" , "The background colour" , "#ff8000"],
[PF_TOGGLE , "ignore_cols" , "Ignore colours" , 0],
[PF_IMAGE , "extra_image" , "An additonal picture to ignore"],
[PF_DRAWABLE , "extra_draw" , "Somehting to ignroe as well" ],
[PF_RADIO , "type" , "The effect type" , 0, [small => 0, large => 1]],
[PF_BRUSH , "a_brush" , "An unused brush" ],
[PF_PATTERN , "a_pattern" , "An unused pattern" ],
[PF_GRADIENT , "a_gradients" , "An unused gradients" ],
],
sub {
# now do sth. useful with the garbage we got ;)
my($width,$height,$text,$font,$fg,$bg,$ignore,$brush,$pattern,$gradient)=@_;
# set tracing
Gimp::set_trace(TRACE_ALL);
my $img=new Image($width,$height,RGB);
# put an undo group around any modifications, so that
# they can be undone in one step. The eval shields against
# gimp-1.0, which does not have this function.
eval { $img->undo_push_group_start };
my $l=new Layer($img,$width,$height,RGB,"Background",100,NORMAL_MODE);
$l->add_layer(0);
# now a few syntax examples
Palette->set_foreground($fg) unless $ignore;
Palette->set_background($bg) unless $ignore;
fill $l BG_IMAGE_FILL;
$text_layer=$img->text_fontname(-1,10,10,$text,5,1,xlfd_size($font),$font);
gimp_palette_set_foreground("green");
# close the undo push group
eval { $img->undo_push_group_end };
$img; # return the image, or an empty list, i.e. ()
};
exit main;