#!/usr/bin/perl -w
use strict;
use Chart::Gnuplot;
# Create the chart object
my $chart = Chart::Gnuplot->new(
output => "lines_4.png",
title => "A long-dash line",
);
# Add a line
$chart->line(
from => "-3, 0.5",
to => "1, 0.2",
color => "dark-violet",
linetype => "longdash",
);
# Data set object
my $dataSet = Chart::Gnuplot::DataSet->new(
func => "sin(x)",
);
# Plot the graph
$chart->plot2d($dataSet);