public function ChartsConfigForm::charts_settings_form in Charts 8

1 call to ChartsConfigForm::charts_settings_form()

ChartsConfigForm::buildForm in src/Form/ChartsConfigForm.php

Form constructor.

File

src/Form/ChartsConfigForm.php, line 139

Class

ChartsConfigForm

Namespace

Drupal\charts\Form

Code

public function charts_settings_form($form, $defaults = array(), $field_options = array(), $parents = array()) {

  // Ensure all defaults are set.
  $options = array_merge($this
    ->charts_default_settings(), $defaults);
  $form['#attached']['library'][] = array(
    'charts',
    'charts.admin',
  );

  // Get a list of available chart libraries.
  $charts_info = $this
    ->charts_info();
  $library_options = array();
  foreach ($charts_info as $library_name => $library_info) {
    $library_options[$library_name] = $library_info['label'];
  }
  $form['library'] = array(
    '#title' => $this
      ->t('Charting library'),
    '#type' => 'select',
    '#options' => $library_options,
    '#default_value' => $options['library'],
    '#required' => TRUE,
    '#access' => count($library_options) > 1,
    '#attributes' => array(
      'class' => array(
        'chart-library-select',
      ),
    ),
    '#weight' => -15,
    '#parents' => array_merge($parents, array(
      'library',
    )),
  );

  //$chart_types = $this->charts_type_info();

  //This is a work around will need to revisit this
  $chart_types = $this
    ->charts_charts_type_info();
  $type_options = array();
  foreach ($chart_types as $chart_type => $chart_type_info) {
    $type_options[$chart_type] = $chart_type_info['label'];
  }
  $form['type'] = array(
    '#title' => $this
      ->t('Chart type'),
    '#type' => 'radios',
    '#default_value' => $options['type'],
    '#options' => $type_options,
    '#required' => TRUE,
    '#weight' => -20,
    '#attributes' => array(
      'class' => array(
        'chart-type-radios',
        'container-inline',
      ),
    ),
    '#parents' => array_merge($parents, array(
      'type',
    )),
  );

  // Set data attributes to identify special properties of different types.
  foreach ($chart_types as $chart_type => $chart_type_info) {
    if ($chart_type_info['axis_inverted']) {
      $form['type'][$chart_type]['#attributes']['data-axis-inverted'] = TRUE;
    }
    if ($chart_type_info['axis'] === CHARTS_SINGLE_AXIS) {
      $form['type'][$chart_type]['#attributes']['data-axis-single'] = TRUE;
    }
  }
  if ($field_options) {
    $first_field = key($field_options);

    //$field_keys = array_diff($field_options, array($first_field => NULL));
    $form['fields']['#theme'] = 'charts_settings_fields';
    $form['fields']['label_field'] = array(
      '#type' => 'radios',
      '#title' => $this
        ->t('Label field'),
      '#options' => $field_options + array(
        '' => $this
          ->t('No label field'),
      ),
      '#default_value' => isset($options['label_field']) ? $options['label_field'] : $first_field,
      '#weight' => -10,
      '#parents' => array_merge($parents, array(
        'label_field',
      )),
    );
    $form['fields']['data_fields'] = array(
      '#type' => 'checkboxes',
      '#title' => $this
        ->t('Data fields'),
      '#options' => $field_options,
      '#default_value' => isset($options['data_fields']) ? $options['data_fields'] : array_diff(array_keys($field_options), array(
        $first_field,
      )),
      '#weight' => -9,
      '#parents' => array_merge($parents, array(
        'data_fields',
      )),
    );
    $color_count = 0;
    foreach ($field_options as $field_name => $field_label) {
      $form['fields']['field_colors'][$field_name] = array(
        '#type' => 'textfield',
        '#attributes' => array(
          'TYPE' => 'color',
        ),
        '#size' => 10,
        '#maxlength' => 7,
        '#theme_wrappers' => array(),
        '#default_value' => !empty($options['field_colors'][$field_name]) ? $options['field_colors'][$field_name] : $options['colors'][$color_count],
        '#parents' => array_merge($parents, array(
          'field_colors',
          $field_name,
        )),
      );
      $color_count++;
    }
  }
  $form['display'] = array(
    '#title' => $this
      ->t('Display'),
    '#type' => 'details',
    '#collapsible' => TRUE,
    '#collapsed' => TRUE,
  );
  $form['display']['title'] = array(
    '#title' => $this
      ->t('Chart title'),
    '#type' => 'textfield',
    '#default_value' => $options['title'],
    '#parents' => array_merge($parents, array(
      'title',
    )),
  );
  $form['display']['title_position'] = array(
    '#title' => $this
      ->t('Title position'),
    '#type' => 'select',
    '#options' => array(
      '' => $this
        ->t('None'),
      'out' => $this
        ->t('Outside'),
      'in' => $this
        ->t('Inside'),
    ),
    '#default_value' => $options['title_position'],
    '#parents' => array_merge($parents, array(
      'title_position',
    )),
  );
  $form['display']['legend_position'] = array(
    '#title' => $this
      ->t('Legend position'),
    '#type' => 'select',
    '#options' => array(
      '' => $this
        ->t('None'),
      'top' => $this
        ->t('Top'),
      'right' => $this
        ->t('Right'),
      'bottom' => $this
        ->t('Bottom'),
      'left' => $this
        ->t('Left'),
    ),
    '#default_value' => $options['legend_position'],
    '#parents' => array_merge($parents, array(
      'legend_position',
    )),
  );
  $form['display']['colors'] = array(
    '#title' => $this
      ->t('Chart colors'),
    '#theme_wrappers' => array(
      'form_element',
    ),
    '#prefix' => '<div class="chart-colors">',
    '#suffix' => '</div>',
  );
  for ($color_count = 0; $color_count < 10; $color_count++) {
    $form['display']['colors'][$color_count] = array(
      '#type' => 'textfield',
      '#attributes' => array(
        'TYPE' => 'color',
      ),
      '#size' => 10,
      '#maxlength' => 7,
      '#theme_wrappers' => array(),
      '#suffix' => ' ',
      '#default_value' => $options['colors'][$color_count],
      '#parents' => array_merge($parents, array(
        'colors',
        $color_count,
      )),
    );
  }
  $form['display']['background'] = array(
    '#title' => $this
      ->t('Background color'),
    '#type' => 'textfield',
    '#size' => 10,
    '#maxlength' => 7,
    '#attributes' => array(
      'placeholder' => $this
        ->t('transparent'),
    ),
    '#description' => $this
      ->t('Leave blank for a transparent background.'),
    '#default_value' => $options['background'],
    '#parents' => array_merge($parents, array(
      'background',
    )),
  );
  $form['display']['dimensions'] = array(
    '#title' => $this
      ->t('Dimensions'),
    '#theme_wrappers' => array(
      'form_element',
    ),
    '#description' => $this
      ->t('If dimensions are left empty, the chart will fill its containing element.'),
  );
  $form['display']['dimensions']['width'] = array(
    '#type' => 'textfield',
    '#attributes' => array(
      'TYPE' => 'number',
      'step' => 1,
      'min' => 0,
      'max' => 9999,
      'placeholder' => $this
        ->t('auto'),
    ),
    '#default_value' => $options['width'],
    '#size' => 8,
    '#suffix' => ' x ',
    '#theme_wrappers' => array(),
    '#parents' => array_merge($parents, array(
      'width',
    )),
  );
  $form['display']['dimensions']['height'] = array(
    '#type' => 'textfield',
    '#attributes' => array(
      'TYPE' => 'number',
      'step' => 1,
      'min' => 0,
      'max' => 9999,
      'placeholder' => $this
        ->t('auto'),
    ),
    '#default_value' => $options['height'],
    '#size' => 8,
    '#suffix' => ' px',
    '#theme_wrappers' => array(),
    '#parents' => array_merge($parents, array(
      'height',
    )),
  );
  $form['xaxis'] = array(
    '#title' => $this
      ->t('Horizontal axis'),
    '#type' => 'details',
    '#collapsible' => TRUE,
    '#collapsed' => TRUE,
    '#attributes' => array(
      'class' => array(
        'chart-xaxis',
      ),
    ),
  );
  $form['xaxis']['title'] = array(
    '#title' => $this
      ->t('Custom title'),
    '#type' => 'textfield',
    '#default_value' => $options['xaxis_title'],
    '#parents' => array_merge($parents, array(
      'xaxis_title',
    )),
  );
  $form['xaxis']['labels_rotation'] = array(
    '#title' => $this
      ->t('Labels rotation'),
    '#type' => 'select',
    '#options' => array(
      0 => $this
        ->t('0°'),
      30 => $this
        ->t('30°'),
      45 => $this
        ->t('45°'),
      60 => $this
        ->t('60°'),
      90 => $this
        ->t('90°'),
    ),
    // This is only shown on non-inverted charts.
    '#attributes' => array(
      'class' => array(
        'axis-inverted-hide',
      ),
    ),
    '#default_value' => $options['xaxis_labels_rotation'],
    '#parents' => array_merge($parents, array(
      'xaxis_labels_rotation',
    )),
  );
  $form['yaxis'] = array(
    '#title' => $this
      ->t('Vertical axis'),
    '#type' => 'details',
    '#collapsible' => TRUE,
    '#collapsed' => TRUE,
    '#attributes' => array(
      'class' => array(
        'chart-yaxis',
      ),
    ),
  );
  $form['yaxis']['title'] = array(
    '#title' => $this
      ->t('Custom title'),
    '#type' => 'textfield',
    '#default_value' => $options['yaxis_title'],
    '#parents' => array_merge($parents, array(
      'yaxis_title',
    )),
  );
  $form['yaxis']['minmax'] = array(
    '#title' => $this
      ->t('Value range'),
    '#theme_wrappers' => array(
      'form_element',
    ),
  );
  $form['yaxis']['minmax']['min'] = array(
    '#type' => 'textfield',
    '#attributes' => array(
      'TYPE' => 'number',
      'max' => 999999,
      'placeholder' => $this
        ->t('Minimum'),
    ),
    '#default_value' => $options['yaxis_min'],
    '#size' => 12,
    '#parents' => array_merge($parents, array(
      'yaxis_min',
    )),
    '#suffix' => ' ',
    '#theme_wrappers' => array(),
  );
  $form['yaxis']['minmax']['max'] = array(
    '#type' => 'textfield',
    '#attributes' => array(
      'TYPE' => 'number',
      'max' => 999999,
      'placeholder' => $this
        ->t('Maximum'),
    ),
    '#default_value' => $options['yaxis_max'],
    '#size' => 12,
    '#parents' => array_merge($parents, array(
      'yaxis_max',
    )),
    '#theme_wrappers' => array(),
  );
  $form['yaxis']['prefix'] = array(
    '#title' => $this
      ->t('Value prefix'),
    '#type' => 'textfield',
    '#default_value' => $options['yaxis_prefix'],
    '#size' => 12,
    '#parents' => array_merge($parents, array(
      'yaxis_prefix',
    )),
  );
  $form['yaxis']['suffix'] = array(
    '#title' => $this
      ->t('Value suffix'),
    '#type' => 'textfield',
    '#default_value' => $options['yaxis_suffix'],
    '#size' => 12,
    '#parents' => array_merge($parents, array(
      'yaxis_suffix',
    )),
  );
  $form['yaxis']['decimal_count'] = array(
    '#title' => $this
      ->t('Decimal count'),
    '#type' => 'textfield',
    '#attributes' => array(
      'TYPE' => 'number',
      'step' => 1,
      'min' => 0,
      'max' => 20,
      'placeholder' => $this
        ->t('auto'),
    ),
    '#default_value' => $options['yaxis_decimal_count'],
    '#size' => 5,
    '#description' => $this
      ->t('Enforce a certain number of decimal-place digits in displayed values.'),
    '#parents' => array_merge($parents, array(
      'yaxis_decimal_count',
    )),
  );
  $form['yaxis']['labels_rotation'] = array(
    '#title' => $this
      ->t('Labels rotation'),
    '#type' => 'select',
    '#options' => array(
      0 => $this
        ->t('0°'),
      30 => $this
        ->t('30°'),
      45 => $this
        ->t('45°'),
      60 => $this
        ->t('60°'),
      90 => $this
        ->t('90°'),
    ),
    // This is only shown on inverted charts.
    '#attributes' => array(
      'class' => array(
        'axis-inverted-show',
      ),
    ),
    '#default_value' => $options['yaxis_labels_rotation'],
    '#parents' => array_merge($parents, array(
      'yaxis_labels_rotation',
    )),
  );
  return $form;
}