/**
* Returns HTML Formatted Text for Question Display on the 'answer' page
*
* @param string $question_text
* @return void
* @author Ben Evans
*/
public static function output_with_hints($question_text)
{
$text_and_hints = View_Helper_Question::format_for_text($question_text, true);
$question = $text_and_hints['question'];
$hints = $text_and_hints['explanations'];
$return_text = "";
for ($i = 0; $i < sizeof($question); $i++) {
if (array_key_exists($i, $hints) && strlen($hints[$i]) > 0) {
$return_text .= "<div class='question-explanation-holder' id='question-explanation-holder-{$i}' onClick='showExplanation({$i});'></div>";
$return_text .= "<div class='question-explanation-details' id='question-explanation-details-{$i}' >" . $hints[$i] . "</div>";
} else {
$return_text .= "<div class='question-blank-holder'></div>";
}
$question[$i] = str_replace("\t", " ", $question[$i]);
$return_text .= "<div class='question-text-output' id='question-text-output-{$i}'>" . $question[$i] . "</div>\n";
}
return $return_text;
}
public function makeImage($mImageText)
{
$rows = explode("\n", View_Helper_Question::format_for_text($mImageText, false));
$im = imagecreate(600, 30 * sizeof($rows) + 50);
$bg = imagecolorallocate($im, 255, 255, 255);
$textcolor = imagecolorallocate($im, 0, 0, 255);
$rowNum = 0;
foreach ($rows as $row) {
//Interpret TABs correctly (this is WAAAAAY Beta)
$row = str_replace("\t", " ", $row);
$row = html_entity_decode($row);
imagettftext($im, 12, 0, 5, $rowNum * 23 + 50, $textcolor, APPLICATION_PATH . "/../resources/couri.ttf", $row);
//imagestring($im, 5, 0, $rowNum*30, $row, $textcolor);
$rowNum++;
}
header('Content-type: image/png');
imagepng($im);
imagedestroy($im);
}