/**
* Write Gradient Fill
*
* @param PHPExcel_Shared_XMLWriter $objWriter XML Writer
* @param PHPExcel_Style_Fill $pFill Fill style
* @throws Exception
*/
private function _writeGradientFill(PHPExcel_Shared_XMLWriter $objWriter = null, PHPExcel_Style_Fill $pFill = null)
{
// fill
$objWriter->startElement('fill');
// gradientFill
$objWriter->startElement('gradientFill');
$objWriter->writeAttribute('type', $pFill->getFillType());
$objWriter->writeAttribute('degree', $pFill->getRotation());
// stop
$objWriter->startElement('stop');
$objWriter->writeAttribute('position', '0');
// color
$objWriter->startElement('color');
$objWriter->writeAttribute('rgb', $pFill->getStartColor()->getARGB());
$objWriter->endElement();
$objWriter->endElement();
// stop
$objWriter->startElement('stop');
$objWriter->writeAttribute('position', '1');
// color
$objWriter->startElement('color');
$objWriter->writeAttribute('rgb', $pFill->getEndColor()->getARGB());
$objWriter->endElement();
$objWriter->endElement();
$objWriter->endElement();
$objWriter->endElement();
}
