AxisLabels.php in Flot 8

Namespace

Drupal\flot_axislabels_examples\Controller

File

flot_axislabels/flot_axislabels_examples/src/Controller/AxisLabels.php

<?php

namespace Drupal\flot_axislabels_examples\Controller;

use Drupal\Core\Controller\ControllerBase;

/**
 * Display a chart with minimal options.
 */
class AxisLabels extends ControllerBase {

  /**
   * Function content.
   */
  public function content() {

    // Basic line chart.
    $sin_data = array();
    for ($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,
        ),
      ),
    );
    $options = [
      'axisLabels' => [
        'show' => true,
      ],
      'xaxes' => [
        [
          axisLabel => 'foo',
        ],
      ],
      'yaxes' => [
        [
          position => 'left',
          axisLabel => 'bar',
        ],
      ],
    ];
    $text = [];
    $text[] = $this
      ->t("You don't have to do much to get an attractive plot.  Create a placeholder, make sure it has dimensions (so Flot knows at what size to draw the plot), then call the plot function with your data.");
    $text[] = $this
      ->t('The axes are automatically scaled.');
    $output['flot'] = [
      '#type' => 'flot',
      '#data' => $series,
      '#theme' => 'flot_examples',
      '#text' => $text,
      '#options' => $options,
      '#attached' => [
        'library' => [
          'flot_axislabels/flot_axislabels',
        ],
      ],
    ];
    return $output;
  }

}

Classes

Name	Description
AxisLabels	Display a chart with minimal options.