public function SeriesTypes::content in Flot 8

Function content.

1 string reference to 'SeriesTypes::content'

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

flot_examples/flot_examples.routing.yml

File

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

Class

SeriesTypes

Display a chart demonstrating the different types of series.

Namespace

Drupal\flot_examples\Controller

Code

public function content() {

  // Line Chart with custom Formatting.
  $sin_data = array();
  for ($i = 0; $i < 14; $i += 0.5) {
    $sin_data[] = array(
      $i,
      sin($i),
    );
  }
  $series[] = array(
    'data' => $sin_data,
  );
  $series[] = array(
    'data' => array(
      array(
        0,
        3,
      ),
      array(
        4,
        8,
      ),
      array(
        8,
        5,
      ),
      array(
        9,
        13,
      ),
    ),
  );
  $series[] = array(
    'data' => array(
      array(
        0,
        12,
      ),
      array(
        7,
        12,
      ),
      NULL,
      array(
        7,
        2.5,
      ),
      array(
        12,
        2.5,
      ),
    ),
  );

  // First add new formatting to existing data.
  $series[0]['lines'] = array(
    'show' => TRUE,
    'fill' => TRUE,
  );
  $series[1]['bars'] = array(
    'show' => TRUE,
  );
  $cos_data = array();
  for ($i = 0; $i < 14; $i += 0.5) {
    $cos_data[] = array(
      $i,
      cos($i),
    );
  }
  $series[2]['data'] = $cos_data;
  $series[2]['points'] = array(
    'show' => TRUE,
  );
  $sqrt_data = array();
  for ($i = 0; $i < 14; $i += 0.1) {
    $sqrt_data[] = array(
      $i,
      sqrt($i * 10),
    );
  }
  $series[] = array(
    'data' => $sqrt_data,
    'lines' => array(
      'show' => TRUE,
    ),
  );
  $sqrt2_data = array();
  for ($i = 0; $i < 14; $i += 0.5) {
    $sqrt2_data[] = array(
      $i,
      sqrt($i),
    );
  }
  $series[] = array(
    'data' => $sqrt2_data,
    'lines' => array(
      'show' => TRUE,
    ),
    'points' => array(
      'show' => TRUE,
    ),
  );
  $text = $this
    ->t('Flot supports lines, points, filled areas, bars and any combinations of these, in the same plot and even on the same data series.');
  $output['flot'] = [
    '#type' => 'flot',
    '#data' => $series,
    '#theme' => 'flot_examples',
    '#text' => [
      $text,
    ],
  ];
  return $output;
}