function textsize_print_html in Text Size 7

Same name and namespace in other branches

1. 5 textsize.module \textsize_print_html()
2. 6 textsize.module \textsize_print_html()

Print HTMl code in the head.

Return value

CSS HTML code in the head.

1 call to textsize_print_html()

textsize_page_build in ./textsize.module

Implement hook_page_build()

File

./textsize.module, line 243

Display a text size changer on the page for a better web accessibility.

Code

function textsize_print_html() {
  $textsize = textsize_get_current($value = 'int');
  $textsize_link_type = variable_get('textsize_link_type', 'variable');
  $textsize_element = variable_get('textsize_element', 'body');
  $textsize_element_class = filter_xss(variable_get('textsize_element_class', ''));
  $textsize_element = variable_get('textsize_element', 'body');
  $textsize_element_class = filter_xss(variable_get('textsize_element_class', ''));
  $textsize_important = " !important";
  if (variable_get('textsize_important', 1) == 0) {
    $textsize_important = NULL;
  }
  $ts_in = variable_get('textsize_increment', 6);
  $ts_no = variable_get('textsize_normal', 76);
  $ts_mi = variable_get('textsize_minimum', 50);
  $ts_ma = variable_get('textsize_maximum', 150);
  if (is_numeric($ts_in) && is_numeric($ts_no) && is_numeric($ts_mi) && is_numeric($ts_ma)) {
    if ($ts_in >= 0.01 && $ts_no >= 0.02 && $ts_mi >= 0.01 && $ts_ma >= 0.03) {
      $ts_st = $ts_no - ceil(($ts_no - $ts_mi) / $ts_in) * $ts_in;
      $ts_en = $ts_no + floor(($ts_ma - $ts_no) / $ts_in) * $ts_in;
    }
  }
  $textsize_head = $textsize_element . $textsize_element_class . ' {
  font-size: ' . $textsize . '%' . $textsize_important . ';
}';
  if ($textsize_important == " !important") {
    $textsize_head = $textsize_element . $textsize_element_class . ' {
  font-size: ' . $textsize . '% ' . $textsize_important . ';
}';
    if ($textsize_link_type == 'fix') {
      for ($value = $ts_no - $ts_in; $value <= $ts_no + $ts_in; $value = $value + $ts_in) {
        $textsize_head .= $textsize_element . '.textsize-' . str_replace('.', '-', round($value, 2)) . ' { font-size: ' . round($value, 2) . '%' . $textsize_important . '; } ';
      }
    }
    elseif ($textsize_link_type == 'variable') {
      for ($value = $ts_st; $value <= $ts_en; $value = $value + $ts_in) {
        $textsize_head .= $textsize_element . '.textsize-' . str_replace('.', '-', round($value, 2)) . ' { font-size: ' . round($value, 2) . '%' . $textsize_important . '; } ';
      }
    }
  }

  // 'media' => 'screen, projection, tty, tv, print'
  if (!textsize_admin_theme_check()) {
    drupal_add_css($textsize_head, $options = array(
      'type' => 'inline',
      'media' => 'screen',
    ));
  }
}