/**
* Write VML header/footer images to XML format
*
* @param \PHPExcel\Worksheet $pWorksheet
* @return string XML Output
* @throws \PHPExcel\Writer\Exception
*/
public function writeVMLHeaderFooterImages(\PHPExcel\Worksheet $pWorksheet = null)
{
// Create XML writer
$objWriter = null;
if ($this->getParentWriter()->getUseDiskCaching()) {
$objWriter = new \PHPExcel\Shared\XMLWriter(\PHPExcel\Shared\XMLWriter::STORAGE_DISK, $this->getParentWriter()->getDiskCachingDirectory());
} else {
$objWriter = new \PHPExcel\Shared\XMLWriter(\PHPExcel\Shared\XMLWriter::STORAGE_MEMORY);
}
// XML header
$objWriter->startDocument('1.0', 'UTF-8', 'yes');
// Header/footer images
$images = $pWorksheet->getHeaderFooter()->getImages();
// xml
$objWriter->startElement('xml');
$objWriter->writeAttribute('xmlns:v', 'urn:schemas-microsoft-com:vml');
$objWriter->writeAttribute('xmlns:o', 'urn:schemas-microsoft-com:office:office');
$objWriter->writeAttribute('xmlns:x', 'urn:schemas-microsoft-com:office:excel');
// o:shapelayout
$objWriter->startElement('o:shapelayout');
$objWriter->writeAttribute('v:ext', 'edit');
// o:idmap
$objWriter->startElement('o:idmap');
$objWriter->writeAttribute('v:ext', 'edit');
$objWriter->writeAttribute('data', '1');
$objWriter->endElement();
$objWriter->endElement();
// v:shapetype
$objWriter->startElement('v:shapetype');
$objWriter->writeAttribute('id', '_x0000_t75');
$objWriter->writeAttribute('coordsize', '21600,21600');
$objWriter->writeAttribute('o:spt', '75');
$objWriter->writeAttribute('o:preferrelative', 't');
$objWriter->writeAttribute('path', 'm@4@5l@4@11@9@11@9@5xe');
$objWriter->writeAttribute('filled', 'f');
$objWriter->writeAttribute('stroked', 'f');
// v:stroke
$objWriter->startElement('v:stroke');
$objWriter->writeAttribute('joinstyle', 'miter');
$objWriter->endElement();
// v:formulas
$objWriter->startElement('v:formulas');
// v:f
$objWriter->startElement('v:f');
$objWriter->writeAttribute('eqn', 'if lineDrawn pixelLineWidth 0');
$objWriter->endElement();
// v:f
$objWriter->startElement('v:f');
$objWriter->writeAttribute('eqn', 'sum @0 1 0');
$objWriter->endElement();
// v:f
$objWriter->startElement('v:f');
$objWriter->writeAttribute('eqn', 'sum 0 0 @1');
$objWriter->endElement();
// v:f
$objWriter->startElement('v:f');
$objWriter->writeAttribute('eqn', 'prod @2 1 2');
$objWriter->endElement();
// v:f
$objWriter->startElement('v:f');
$objWriter->writeAttribute('eqn', 'prod @3 21600 pixelWidth');
$objWriter->endElement();
// v:f
$objWriter->startElement('v:f');
$objWriter->writeAttribute('eqn', 'prod @3 21600 pixelHeight');
$objWriter->endElement();
// v:f
$objWriter->startElement('v:f');
$objWriter->writeAttribute('eqn', 'sum @0 0 1');
$objWriter->endElement();
// v:f
$objWriter->startElement('v:f');
$objWriter->writeAttribute('eqn', 'prod @6 1 2');
$objWriter->endElement();
// v:f
$objWriter->startElement('v:f');
$objWriter->writeAttribute('eqn', 'prod @7 21600 pixelWidth');
$objWriter->endElement();
// v:f
$objWriter->startElement('v:f');
$objWriter->writeAttribute('eqn', 'sum @8 21600 0');
$objWriter->endElement();
// v:f
$objWriter->startElement('v:f');
$objWriter->writeAttribute('eqn', 'prod @7 21600 pixelHeight');
$objWriter->endElement();
// v:f
$objWriter->startElement('v:f');
$objWriter->writeAttribute('eqn', 'sum @10 21600 0');
$objWriter->endElement();
$objWriter->endElement();
// v:path
$objWriter->startElement('v:path');
$objWriter->writeAttribute('o:extrusionok', 'f');
$objWriter->writeAttribute('gradientshapeok', 't');
$objWriter->writeAttribute('o:connecttype', 'rect');
$objWriter->endElement();
// o:lock
$objWriter->startElement('o:lock');
$objWriter->writeAttribute('v:ext', 'edit');
$objWriter->writeAttribute('aspectratio', 't');
$objWriter->endElement();
$objWriter->endElement();
// Loop through images
foreach ($images as $key => $value) {
$this->writeVMLHeaderFooterImage($objWriter, $key, $value);
}
$objWriter->endElement();
// Return
return $objWriter->getData();
}
/**
* Write header/footer drawing relationships to XML format
*
* @param \PHPExcel\Worksheet $pWorksheet
* @return string XML Output
* @throws \PHPExcel\Writer\Exception
*/
public function writeHeaderFooterDrawingRelationships(\PHPExcel\Worksheet $pWorksheet = null)
{
// Create XML writer
$objWriter = null;
if ($this->getParentWriter()->getUseDiskCaching()) {
$objWriter = new \PHPExcel\Shared\XMLWriter(\PHPExcel\Shared\XMLWriter::STORAGE_DISK, $this->getParentWriter()->getDiskCachingDirectory());
} else {
$objWriter = new \PHPExcel\Shared\XMLWriter(\PHPExcel\Shared\XMLWriter::STORAGE_MEMORY);
}
// XML header
$objWriter->startDocument('1.0', 'UTF-8', 'yes');
// Relationships
$objWriter->startElement('Relationships');
$objWriter->writeAttribute('xmlns', 'http://schemas.openxmlformats.org/package/2006/relationships');
// Loop through images and write relationships
foreach ($pWorksheet->getHeaderFooter()->getImages() as $key => $value) {
// Write relationship for image drawing
$this->writeRelationship($objWriter, $key, 'http://schemas.openxmlformats.org/officeDocument/2006/relationships/image', '../media/' . $value->getIndexedFilename());
}
$objWriter->endElement();
return $objWriter->getData();
}
/**
* Store the footer caption BIFF record.
*/
private function writeFooter()
{
$record = 0x15;
// Record identifier
/* removing for now
// need to fix character count (multibyte!)
if (strlen($this->phpSheet->getHeaderFooter()->getOddFooter()) <= 255) {
$str = $this->phpSheet->getHeaderFooter()->getOddFooter();
} else {
$str = '';
}
*/
$recordData = \PHPExcel\Shared\StringHelper::UTF8toBIFF8UnicodeLong($this->phpSheet->getHeaderFooter()->getOddFooter());
$length = strlen($recordData);
$header = pack("vv", $record, $length);
$this->append($header . $recordData);
}
/**
* Write LegacyDrawingHF
*
* @param \PHPExcel\Shared\XMLWriter $objWriter XML Writer
* @param \PHPExcel\Worksheet $pSheet Worksheet
* @throws \PHPExcel\Writer\Exception
*/
private function writeLegacyDrawingHF(\PHPExcel\Shared\XMLWriter $objWriter = null, \PHPExcel\Worksheet $pSheet = null)
{
// If sheet contains images, add the relationships
if (count($pSheet->getHeaderFooter()->getImages()) > 0) {
$objWriter->startElement('legacyDrawingHF');
$objWriter->writeAttribute('r:id', 'rId_headerfooter_vml1');
$objWriter->endElement();
}
}
