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#!/usr/bin/perl -w
BEGIN { unshift @INC, 'lib', '../lib'}
use Chart::Split;
use File::Temp 0.19;
my $samples = File::Temp->newdir();
print "1..1\n";
$g = Chart::Split->new( 500, 500 );
$last = 0;
# create arrays of data
for ( 1 .. 4000 )
{
srand( time() / $_ * 50 ); #intialize the random number generator
$y1 = ( rand(10) ); #generate the number
push( @x, $_ ); #add the x-values
push( @y1, $y1 ); #add the random number
push( @y2, abs( $y1 - $last ) ); #add the difference to the last number
$last = $y1;
}
$g->add_dataset(@x);
$g->add_dataset(@y1);
$g->add_dataset(@y2);
%options = (
'start' => 0,
'interval' => 400,
'brush_size' => 1,
'interval_ticks' => 0,
'title' => "Random Numbers Test",
'legend_labels' => [ 'random numbers', 'difference' ],
'x_label' => "4000 Random Numbers",
'legend' => 'bottom',
);
$g->set(%options);
$g->png("$samples/split_2.png");
print "ok 1\n";
exit(0);
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