/**
* Draw a line of text at the specified position.
*
* @param string $text
* @param float $x
* @param float $y
* @param string $charEncoding (optional) Character encoding of source text.
* Defaults to current locale.
* @throws Zend_Pdf_Exception
* @return Zend_Pdf_Canvas_Interface
*/
public function drawText($text, $x, $y, $charEncoding = '')
{
if ($this->_font === null) {
require_once 'Zend/Pdf/Exception.php';
throw new Zend_Pdf_Exception('Font has not been set');
}
$this->_addProcSet('Text');
$textObj = new Zend_Pdf_Element_String($this->_font->encodeString($text, $charEncoding));
$xObj = new Zend_Pdf_Element_Numeric($x);
$yObj = new Zend_Pdf_Element_Numeric($y);
$this->_contents .= "BT\n" . $xObj->toString() . ' ' . $yObj->toString() . " Td\n" . $textObj->toString() . " Tj\n" . "ET\n";
return $this;
}
