/**
* @group ZF-9450
*/
public function testUnescapeOctal()
{
$input = array(0304 => '\\304', 0326 => '\\326', 0334 => '\\334');
foreach ($input as $k => $v) {
$this->assertEquals(InternalType\StringObject::unescape($v), chr($k), 'expected German Umlaut');
}
}
/**
* Draw a line of text at the specified position.
*
* @param string $text
* @param float $x
* @param float $y
* @param string $charEncoding (optional) Character encoding of source text.
* Defaults to current locale.
* @throws \ZendPdf\Exception\ExceptionInterface
* @return \ZendPdf\Page
*/
public function drawText($text, $x, $y, $charEncoding = '')
{
if ($this->_font === null) {
throw new Exception\LogicException('Font has not been set');
}
$this->_addProcSet('Text');
$textObj = new InternalType\StringObject($this->_font->encodeString($text, $charEncoding));
$xObj = new InternalType\NumericObject($x);
$yObj = new InternalType\NumericObject($y);
$this->_contents .= "BT\n" . $xObj->toString() . ' ' . $yObj->toString() . " Td\n" . $textObj->toString() . " Tj\n" . "ET\n";
return $this;
}
/**
* @param ZendPage $page
* @param string $text
* @param float $x
* @param float $y
* @param int $renderMode
*
* @return ZendPage
*/
private function drawRawText(ZendPage $page, $text, $x, $y, $renderMode = 0)
{
$textObj = new ZendStringObject($text);
$xObj = new ZendNumericObject($x);
$yObj = new ZendNumericObject($y);
$rObj = new ZendNumericObject($renderMode);
$content = "BT\n" . $xObj->toString() . ' ' . $yObj->toString() . " Td\n" . (0 === $renderMode ? '' : $rObj->toString() . " Tr\n") . $textObj->toString() . " Tj\n" . "ET\n";
return $page->rawWrite($content, 'Text');
}
/**
* Read string PDF object
* Also reads trailing ')' from a pdf stream
*
* @return \ZendPdf\InternalType\StringObject
* @throws \ZendPdf\Exception\ExceptionInterface
*/
private function _readString()
{
$start = $this->offset;
$openedBrackets = 1;
$this->offset += strcspn($this->data, '()\\', $this->offset);
while ($this->offset < strlen($this->data)) {
switch (ord($this->data[$this->offset])) {
case 0x28:
// '(' - opened bracket in the string, needs balanced pair.
$this->offset++;
$openedBrackets++;
break;
case 0x29:
// ')' - pair to the opened bracket
$this->offset++;
$openedBrackets--;
break;
case 0x5c:
// '\\' - escape sequence, skip next char from a check
$this->offset += 2;
}
if ($openedBrackets == 0) {
break;
// end of string
}
$this->offset += strcspn($this->data, '()\\', $this->offset);
}
if ($openedBrackets != 0) {
throw new Exception\CorruptedPdfException(sprintf('PDF file syntax error. Unexpected end of file while string reading. Offset - 0x%X. \')\' expected.', $start));
}
return new InternalType\StringObject(InternalType\StringObject::unescape(substr($this->data, $start, $this->offset - $start - 1)));
}