public function SeriesErrorbars::content in Flot 8

Zooming.

1 string reference to 'SeriesErrorbars::content'

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

flot_examples/flot_examples.routing.yml

File

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

Class

SeriesErrorbars

Display a graph demonstating the errorbar plugin.

Namespace

Drupal\flot_examples\Controller

Code

public function content() {
  $data1 = [
    [
      1,
      1,
      0.5,
      0.1,
      0.3,
    ],
    [
      2,
      2,
      0.3,
      0.5,
      0.2,
    ],
    [
      3,
      3,
      0.9,
      0.5,
      0.2,
    ],
    [
      1.5,
      -0.05,
      0.5,
      0.1,
      0.3,
    ],
    [
      3.15,
      1.0,
      0.5,
      0.1,
      0.3,
    ],
    [
      2.5,
      -1.0,
      0.5,
      0.1,
      0.3,
    ],
  ];
  $data1_points = [
    'show' => TRUE,
    'radius' => 5,
    'fillColor' => "blue",
    'errorbars' => "xy",
    'xerr' => [
      'show' => TRUE,
      'asymmetric' => TRUE,
      'upperCap' => "-",
      'lowerCap' => "-",
    ],
    'yerr' => [
      'show' => TRUE,
      'color' => "red",
      'upperCap' => "-",
    ],
  ];
  $data2 = [
    [
      0.7,
      3,
      0.2,
      0.4,
    ],
    [
      1.5,
      2.2,
      0.3,
      0.4,
    ],
    [
      2.3,
      1,
      0.5,
      0.2,
    ],
  ];
  $data2_points = [
    'show' => TRUE,
    'radius' => 5,
    'errorbars' => "y",
    'yerr' => [
      'show' => TRUE,
      'asymmetric' => TRUE,
      'upperCap' => 'drawArrow',
      'lowerCap' => 'drawSemiCircle',
    ],
  ];
  $data3 = [
    [
      1,
      2,
      0.4,
    ],
    [
      2,
      0.5,
      0.3,
    ],
    [
      2.7,
      2,
      0.5,
    ],
  ];
  $data3_points = [
    // Do not show points.
    'radius' => 0,
    'errorbars' => "y",
    'yerr' => [
      'show' => TRUE,
      'upperCap' => "-",
      'lowerCap' => "-",
      'radius' => 5,
    ],
  ];
  $data4 = [
    [
      1.3,
      1,
    ],
    [
      1.75,
      2.5,
    ],
    [
      2.5,
      0.5,
    ],
  ];
  $data4_errors = [
    0.1,
    0.4,
    0.2,
  ];
  for ($i = 0; $i < 3; $i++) {
    $temp = $data4_errors[$i];
    $data4_errors[$i] = $data4[$i];
    $data4_errors[$i][2] = $temp;
  }
  $data = [
    [
      'color' => "blue",
      'points' => $data1_points,
      'data' => $data1,
      'label' => "data1",
    ],
    [
      'color' => "red",
      'points' => $data2_points,
      'data' => $data2,
      'label' => "data2",
    ],
    [
      'color' => "green",
      'lines' => [
        'show' => TRUE,
      ],
      'points' => $data3_points,
      'data' => $data3,
      'label' => "data3",
    ],
    // Bars with errors.
    [
      'color' => "orange",
      'bars' => [
        'show' => TRUE,
        'align' => "center",
        'barWidth' => 0.25,
      ],
      'data' => $data4,
      'label' => "data4",
    ],
    [
      'color' => "orange",
      'points' => $data3_points,
      'data' => $data4_errors,
    ],
  ];
  $options = [
    'legend' => [
      'position' => "sw",
      'show' => TRUE,
    ],
    'series' => [
      'lines' => [
        'show' => FALSE,
      ],
    ],
    'xaxis' => [
      'min' => 0.6,
      'max' => 3.1,
    ],
    'yaxis' => [
      'min' => 0,
      'max' => 3.5,
    ],
    'zoom' => [
      'interactive' => TRUE,
    ],
    'pan' => [
      'interactive' => TRUE,
    ],
  ];
  $text = [];
  $text[] = $this
    ->t('With the errorbars plugin you can plot error bars to show standard deviation and other useful statistical properties.');
  $output[] = [
    '#type' => 'flot',
    '#theme' => 'flot_examples',
    '#data' => $data,
    '#options' => $options,
    '#attached' => [
      'library' => [
        'flot_examples/series_errorbars',
      ],
    ],
    '#text' => $text,
  ];
  return $output;
}