Skew top and side

The code below is the source for this graph.

<?php
// Skew top and side
require_once 'SVGGraph/autoloader.php';

$settings = array(
  'auto_fit' => true,
  'back_colour' => '#eee',
  'back_stroke_width' => 0,
  'back_stroke_colour' => '#eee',
  'stroke_colour' => '#000',
  'axis_colour' => '#333',
  'axis_overlap' => 2,
  'grid_colour' => '#666',
  'label_colour' => '#000',
  'axis_font' => 'Arial',
  'axis_font_size' => 10,
  'pad_right' => 20,
  'pad_left' => 20,
  'link_base' => '/',
  'link_target' => '_top',
  'project_angle' => 45,
  'minimum_grid_spacing' => 20,
  'show_subdivisions' => true,
  'show_grid_subdivisions' => true,
  'grid_subdivision_colour' => '#ccc',
  'bar_width' => 20,
);

$width = 300;
$height = 200;
$type = 'Bar3DGraph';

$colours = [
  ['blue', 'white', 'blue', 'white', 'blue'],
  ['red', 'pattern' => 'polkadot', 'size' => 8],
  ['red', 'yellow', 'red', 'h'],
];

$values = ['A' => 30, 'B' => 50, 'C' => 40, 'D' => 25, 'E' => 45, 'F' => 35];

$graph = new Goat1000\SVGGraph\SVGGraph($width, $height, $settings);
$graph->colours($colours);

$graph->values($values);
$graph->render($type);

Please note: the source code above comes from a script used to generate one of the example graphs on the site. This is simply a wrapper page to apply highlighting and make the source code easier to read, so there is no content here to describe what the source code is doing.