#!/usr/bin/perl -w use strict; use Chart::Gnuplot; # Chart object my $chart = Chart::Gnuplot->new( output => "plotStyle_5.png", ); # Filled-boxes my $boxes = Chart::Gnuplot::DataSet->new( func => "cos(x)", style => "boxes", fill => { density => 0.2, border => 'off', }, ); # Plot the graph $chart->plot2d($boxes);