function theme_quiz_grade_range in Quiz 7.5

Same name and namespace in other branches

1. 8.6 modules/quiz_stats/quiz_stats.admin.inc \theme_quiz_grade_range()
2. 8.4 modules/quiz_stats/quiz_stats.admin.inc \theme_quiz_grade_range()
3. 8.5 modules/quiz_stats/quiz_stats.admin.inc \theme_quiz_grade_range()
4. 6.6 includes/quiz_dashboard/quiz_dashboard.admin.inc \theme_quiz_grade_range()
5. 6.4 includes/quiz_stats/quiz_stats.admin.inc \theme_quiz_grade_range()
6. 7.6 modules/quiz_stats/quiz_stats.admin.inc \theme_quiz_grade_range()
7. 7 includes/quiz_stats/quiz_stats.admin.inc \theme_quiz_grade_range()
8. 7.4 includes/quiz_stats/quiz_stats.admin.inc \theme_quiz_grade_range()
9. 6.x modules/quiz_stats/quiz_stats.admin.inc \theme_quiz_grade_range()

Theme function for quiz grade range chart.

Generates Chart using CHART API function.

Parameters

$range: array containg quiz results data structure.

Return value

HTML to render/display chart.

1 theme call to theme_quiz_grade_range()

_get_quiz_grade_range_chart in modules/quiz_stats/quiz_stats.admin.inc

Generates grade range chart.

File

modules/quiz_stats/quiz_stats.admin.inc, line 295

Administration file for Quiz stats Module.

Code

function theme_quiz_grade_range($variables) {
  $range = $variables['range'];
  $max = max((array) $range);
  $count = array_sum((array) $range);
  $chart = array(
    '#type' => 'chart',
    '#chart_type' => 'column',
    '#title' => t('Score distribution'),
  );
  $chart['range'] = array(
    '#type' => 'chart_data',
    '#title' => t('% of quiz takers'),
    '#data' => array(
      round($range->zero_to_twenty / $count * 100),
      round($range->twenty_to_fourty / $count * 100),
      round($range->fourty_to_sixty / $count * 100),
      round($range->sixty_to_eighty / $count * 100),
      round($range->eighty_to_hundred / $count * 100),
    ),
  );
  $chart['xaxis'] = array(
    '#title' => t('Score'),
    '#type' => 'chart_xaxis',
    '#labels' => array(
      '0-20%',
      '20-40%',
      '40-60%',
      '60-80%',
      '80-100%',
    ),
  );
  $chart['yaxis'] = array(
    '#title' => t('Grade istribution'),
    '#type' => 'chart_yaxis',
    '#max' => 100,
  );
  return drupal_render($chart);
}