GD::Graph

use strict;
use GD::Graph::bars;
use GD::Graph::hbars;
use GD::Graph::Data;
require 'save.pl';

my $data = GD::Graph::Data->new([
["1st","2nd","3rd","4th","5th","6th","7th", "8th", "9th"],
[ 1, 2, 5, 6, 3, 1.5, 1, 3, 4],
]) or die GD::Graph::Data->error;

my @names = qw/sample11 sample11-h/;

for my $my_graph (GD::Graph::bars->new, GD::Graph::hbars->new)
{
my $name = shift @names;

print STDERR "Processing $name\n";

$my_graph->set(
x_label => 'X Label',
y_label => 'Y label',
title => 'A Simple Bar Chart',
#y_max_value => 8,
#y_tick_number => 8,
#y_label_skip => 2,

#x_labels_vertical => 1,

# shadows
bar_spacing => 8,
shadow_depth => 4,
shadowclr => 'dred',

transparent => 0,
)
or warn $my_graph->error;

$my_graph->plot($data) or die $my_graph->error;
save_chart($my_graph, $name);
}