#!/usr/bin/perl

use strict;
use Data::Dumper;
use SVG::Graph;
use SVG::Graph::Data;
use SVG::Graph::Data::Datum;

my $graph = SVG::Graph->new( width => 600, height => 600, margin => 30 );

my $frame0 = $graph->add_frame;
my $frame1 = $frame0->add_frame;
my $frame2 = $frame0->add_frame;
my $frame3 = $frame0->add_frame;
my $frame4 = $frame0->add_frame;

my @d1 = ();
my @d2 = ();
my @d3 = ();
my @d4 = ();

for ( 1 .. int( rand(50) + 1 ) ) {
    push @d1,
        SVG::Graph::Data::Datum->new(
        x => int( rand(50) + 50 ),
        y => int( rand(50) + 50 ),
        z => int( rand(10) ) + 1
        );
}
for ( 1 .. int( rand(50) + 1 ) ) {
    push @d2,
        SVG::Graph::Data::Datum->new(
        x => int( rand(50) ),
        y => int( rand(50) ),
        z => int( rand(10) ) + 1
        );
}

for ( 1 .. int( rand(50) + 1 ) ) {
    push @d3,
        SVG::Graph::Data::Datum->new(
        x => int( rand(50) ),
        y => int( rand(50) + 50 ),
        z => int( rand(10) ) + 1
        );
}
for ( 1 .. int( rand(50) + 1 ) ) {
    push @d4,
        SVG::Graph::Data::Datum->new(
        x => int( rand(50) + 50 ),
        y => int( rand(50) ),
        z => int( rand(10) ) + 1
        );
}

my $data1 = SVG::Graph::Data->new( data => \@d1 );
my $data2 = SVG::Graph::Data->new( data => \@d2 );
my $data3 = SVG::Graph::Data->new( data => \@d3 );
my $data4 = SVG::Graph::Data->new( data => \@d4 );

$frame1->add_data($data1);
$frame2->add_data($data2);
$frame3->add_data($data3);
$frame4->add_data($data4);

$frame0->add_glyph(
    'axis',
    x_fractional_ticks => 4,
    y_fractional_ticks => 6,
    'stroke'           => 'black',
    'stroke-width'     => 2
);

#$frame0->add_glyph('scatter', 'fill'=>'grey','fill-opacity'=>0.3);
$frame1->add_glyph( 'bubble', 'fill' => 'yellow', 'fill-opacity' => 0.3 );
$frame2->add_glyph( 'bubble', 'fill' => 'red',    'fill-opacity' => 0.3 );
$frame3->add_glyph( 'bubble', 'fill' => 'green',  'fill-opacity' => 0.3 );
$frame4->add_glyph( 'bubble', 'fill' => 'blue',   'fill-opacity' => 0.3 );

print $graph->draw;