public function Annotating::content in Flot 8

Function realtime.

1 string reference to 'Annotating::content'

flot_examples.routing.yml in flot_examples/flot_examples.routing.yml

flot_examples/flot_examples.routing.yml

File

flot_examples/src/Controller/Annotating.php, line 15

Class

Annotating

Displays a chart to demonstrate the annotating features of FLOT.

Namespace

Drupal\flot_examples\Controller

Code

public function content() {
  $d1 = array();
  for ($i = 0; $i < 20; $i++) {
    $d1[] = array(
      $i,
      sin($i),
    );
  }
  $data[] = array(
    'data' => $d1,
    'label' => $this
      ->t('Pressure'),
    'color' => '#333',
  );
  $markings = [
    [
      'color' => '#f6f6f6',
      'yaxis' => [
        'from' => 1,
      ],
    ],
    [
      'color' => '#f6f6f6',
      'yaxis' => [
        'to' => -1,
      ],
    ],
    [
      'color' => '#000',
      'lineWidth' => 1,
      'xaxis' => [
        'from' => 2,
        'to' => 2,
      ],
    ],
    [
      'color' => '#000',
      'lineWidth' => 1,
      'xaxis' => [
        'from' => 8,
        'to' => 8,
      ],
    ],
  ];
  $options = [
    'bars' => [
      'show' => TRUE,
      'barWidth' => 0.5,
      'fill' => 0.9,
    ],
    'xaxis' => [
      'ticks' => [],
      'autoscaleMargin' => 0.02,
    ],
    'yaxis' => [
      'min' => -2,
      'max' => 2,
    ],
    'grid' => [
      'markings' => $markings,
    ],
  ];
  $text = $this
    ->t('Flot has support for simple background decorations such as lines and rectangles. They can be useful for marking up certain areas. You can easily add any HTML you need with standard DOM manipulation, e.g. for labels. For drawing custom shapes there is also direct access to the canvas.');
  $output['flot'] = [
    '#type' => 'flot',
    '#data' => $data,
    '#options' => $options,
    '#theme' => 'flot_examples',
    '#text' => [
      $text,
    ],
    '#attached' => [
      'library' => [
        'flot_examples/annotating',
      ],
    ],
  ];
  return $output;
}