private function getImageRtfHeight()
{
if ($this->_height > 0) {
return PHPRtfLite_Unit::getUnitInTwips($this->_height);
}
$imageHeight = $this->_imageHeight ? $this->_imageHeight : 100;
if ($this->_width > 0) {
$imageWidth = $this->_imageWidth ? $this->_imageWidth : 100;
$height = $imageHeight / $imageWidth * $this->_width;
return PHPRtfLite_Unit::getUnitInTwips($height);
}
return PHPRtfLite_Unit::getPointsInTwips($imageHeight);
}