public function Threshold::content in Flot 8

Zooming.

1 string reference to 'Threshold::content'

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

flot_examples/flot_examples.routing.yml

File

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

Class

Threshold

Demonstrate highlighting data at a certain threshold.

Namespace

Drupal\flot_examples\Controller

Code

public function content() {
  $d1 = array();
  for ($i = 0; $i <= 60; $i++) {
    $d1[] = [
      $i,
      round(rand() / getrandmax() * 30 - 10, 0),
    ];
  }
  $data[] = [
    'data' => $d1,
    'color' => 'rgb(30, 180, 20)',
    'threshold' => [
      'below' => 0,
      'color' => 'rgb(200, 20, 30)',
    ],
    'lines' => [
      'steps' => TRUE,
    ],
  ];
  $text = [];
  $text[] = $this
    ->t("With the threshold plugin, you can apply a specific color to the part of a data series below a threshold. This is can be useful for highlighting negative values, e.g. when displaying net results or what's in stock.");
  $text[] = [
    [
      '#markup' => '<p class="controls">',
    ],
    [
      '#type' => 'button',
      '#value' => $this
        ->t('Threshold at 5'),
      '#attributes' => [
        'id' => [
          'T5',
        ],
      ],
    ],
    [
      '#type' => 'button',
      '#value' => $this
        ->t('Threshold at 0'),
      '#attributes' => [
        'id' => [
          'T0',
        ],
      ],
    ],
    [
      '#type' => 'button',
      '#value' => $this
        ->t('Threshold at -2.5'),
      '#attributes' => [
        'id' => [
          'T-2.5',
        ],
      ],
    ],
    [
      '#markup' => '</p>',
    ],
  ];
  $output[] = [
    '#type' => 'flot',
    '#theme' => 'flot_examples',
    '#data' => $data,
    '#attached' => [
      'library' => [
        'flot_examples/threshold',
      ],
    ],
    '#text' => $text,
  ];
  return $output;
}