function textsize_print_html in Text Size 5

Same name and namespace in other branches

1. 6 textsize.module \textsize_print_html()
2. 7 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_init in ./textsize.module

Implement hook_init().

File

./textsize.module, line 213

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_important = " !important";
  if (variable_get('textsize_important', 1) == 0) {
    $textsize_important = NULL;
  }
  $ts_in = variable_get('textsize_increment', 5);
  $ts_no = variable_get('textsize_normal', 75);
  $ts_mi = variable_get('textsize_minimum', 50);
  $ts_ma = variable_get('textsize_maximum', 150);
  $textsize_allowed_values = array();
  if (is_numeric($ts_in) && is_numeric($ts_no) && is_numeric($ts_mi) && is_numeric($ts_ma)) {
    if ($ts_in >= 1 && $ts_no >= 1 && $ts_mi >= 0 && $ts_ma >= 2) {
      $ts_st = $ts_no - floor(($ts_no - $ts_mi) / $ts_in) * $ts_in;
      $ts_en = $ts_no + floor(($ts_ma - $ts_no) / $ts_in) * $ts_in;
    }
  }
  $textsize_head = '<style type="text/css" media="screen, projection, tty, tv, print">
<!--
/* <![CDATA[ */
' . $textsize_element . $textsize_element_class . ' {
  font-size: ' . $textsize . '%' . $textsize_important . ';
}
/* ]]>*/
-->
</style>';
  if ($textsize_important == " !important") {
    $textsize_head = '<style type="text/css" media="screen, projection, tty, tv, print">
<!--
/* <![CDATA[ */
' . $textsize_element . $textsize_element_class . ' {
  font-size: ' . $textsize . '% ' . $textsize_important . ';
}' . "\n";
    if ($textsize_link_type == 'fix') {
      for ($value = $ts_no - $ts_in; $value <= $ts_no + $ts_in; $value = $value + $ts_in) {
        $textsize_head .= $textsize_element . '.textsize-' . $value . ' { font-size: ' . $value . '%' . $textsize_important . '; }' . "\n";
      }
    }
    elseif ($textsize_link_type == 'variable') {
      for ($value = $ts_st; $value <= $ts_en; $value = $value + $ts_in) {
        $textsize_head .= $textsize_element . '.textsize-' . $value . ' { font-size: ' . $value . '%' . $textsize_important . '; }' . "\n";
      }
    }
    $textsize_head .= '/* ]]>*/
-->
</style>';
  }
  drupal_set_html_head($textsize_head);
}