2. Restyled labels

The code below is the source for this graph.

<?php
// 2. Restyled labels
require_once 'SVGGraph/autoloader.php';

$settings = [
  'auto_fit' => true,
  'back_colour' => '#eee',
  'back_stroke_width' => 0,
  'back_stroke_colour' => '#eee',
  'show_data_labels' => true,
  'data_label_type' => [
    'plain', 'box', 'bubble', 'line', 'circle', 'square', 'linecircle',
    'linebox', 'linesquare', 'line2'
  ],
  'data_label_space' => 5,
  'data_label_back_colour' => [
    '#ccc', null, null, null, null, null, null, null, null, null
  ],
  'marker_size' => 3,
  'bar_space' => 1,
  'group_space' => 0,
  'show_tooltips' => false,
  'axis_font_size' => 12,
  'bar_space' => 20,
  'group_space' => 20,
  'data_label_padding' => 5,
  'data_label_round' => 4,
  'data_label_tail_length' => "auto",
  'data_label_tail_width' => 5,
  'data_label_font_size' => 12,
  'data_label_fill' => [
    ['#ccc','#fff','#ccc','h'],
  ],
  'data_label_outline_thickness' => 2,
  'data_label_position' => 'above',
  'data_label_tail_end' => 'filled',
  'data_label_tail_end_width' => 16,
];

$w = 600;
$type = 'GroupedBar3DGraph';

$values = [
  ['types' => 1, ],
  ['types' => 3, ],
  ['types' => 6, ],
  ['types' => 3, ],
  ['types' => 2, ],
  ['types' => 4, ],
  ['types' => 6, ],
  ['types' => 4, ],
  ['types' => 2, ],
  ['types' => 3, ],
];

$graph = new Goat1000\SVGGraph\SVGGraph($w, 200, $settings);

$graph->values($values);
$graph->colourRangeHexHSL(0, '#f33', '#f3f');
$graph->colourRangeHexHSL(1, '#36f', '#3ff');
$graph->colourRangeHexHSL(2, '#fc0', '#fff');
$graph->colourRangeHexHSL(3, '#0f0', '#393');
$graph->render($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.