}
public function getText()
{
$str = parent::getText();
$str = mb_convert_kana($str, "RANSKV");
return $str;
}
}
/*
* Client
*/
$text = isset($_POST['text']) ? $_POST['text'] : '';
$decorate = isset($_POST['decorate']) ? $_POST['decorate'] : array();
if ($text !== '') {
$text_object = new PlainText();
$text_object->setText($text);
//ココに注目!新たに生成されるDecoretorClassが、
//以前のComponentClassやDecoratorクラスを保持するという構成になっている。
foreach ($decorate as $val) {
switch ($val) {
case 'double':
$text_object = new DoubleByteText($text_object);
break;
case 'upper':
$text_object = new UpperCaseText($text_object);
break;
default:
throw new RuntimeException('invalid decorator');
}
}
echo htmlspecialchars($text_object->getText(), ENT_QUOTES, mb_internal_encoding()) . "<br>";
