#!/usr/bin/perl -w use strict; use Chart::Gnuplot; # Create the chart object my $chart = Chart::Gnuplot->new( output => "circle_3.png", title => "Fill the circle with pattern", ); # Draw a circle $chart->circle( at => "-4, -0.2", size => 3, fill => { color => 'dark-green', pattern => 4, }, ); # Data set object my $dataSet = Chart::Gnuplot::DataSet->new( func => "sin(x)", ); # Plot the graph $chart->plot2d($dataSet);