/**
* Write styles to file
*
* @param mixed $pFileHandle PHP filehandle
* @param PHPExcel_Worksheet $pSheet PHPExcel_Worksheet
* @throws Exception
*/
private function _writeStyles($pFileHandle = null, PHPExcel_Worksheet $pSheet)
{
if (!is_null($pFileHandle)) {
// Construct HTML
$html = '';
// Start styles
$html .= ' <style>' . "\r\n";
$html .= ' <!--' . "\r\n";
$html .= ' html {' . "\r\n";
$html .= ' font-family: Calibri, Arial, Helvetica, Sans Serif;' . "\r\n";
$html .= ' font-size: 10pt;' . "\r\n";
$html .= ' background-color: white;' . "\r\n";
$html .= ' }' . "\r\n";
$html .= ' table.sheet, table.sheet td {' . "\r\n";
if ($pSheet->getShowGridlines()) {
$html .= ' border: 1px dotted black;' . "\r\n";
}
$html .= ' }' . "\r\n";
// Calculate column widths
$pSheet->calculateColumnWidths();
foreach ($pSheet->getColumnDimensions() as $columnDimension) {
$column = PHPExcel_Cell::columnIndexFromString($columnDimension->getColumnIndex()) - 1;
$html .= ' td.column' . $column . ' {' . "\r\n";
$html .= ' width: ' . PHPExcel_Shared_Drawing::cellDimensionToPixels($columnDimension->getWidth()) . 'px;' . "\r\n";
if ($columnDimension->getVisible() === false) {
$html .= ' display: none;' . "\r\n";
$html .= ' visibility: hidden;' . "\r\n";
}
$html .= ' }' . "\r\n";
}
// Calculate row heights
foreach ($pSheet->getRowDimensions() as $rowDimension) {
$html .= ' tr.row' . ($rowDimension->getRowIndex() - 1) . ' {' . "\r\n";
// height is disproportionately large
$px_height = round(PHPExcel_Shared_Drawing::cellDimensionToPixels($rowDimension->getRowHeight()) / 12);
$html .= ' height: ' . $px_height . 'px;' . "\r\n";
if ($rowDimension->getVisible() === false) {
$html .= ' display: none;' . "\r\n";
$html .= ' visibility: hidden;' . "\r\n";
}
$html .= ' }' . "\r\n";
}
// Calculate cell style hashes
$cellStyleHashes = new PHPExcel_HashTable();
$cellStyleHashes->addFromSource($pSheet->getStyles());
for ($i = 0; $i < $cellStyleHashes->count(); $i++) {
$html .= $this->_createCSSStyle($cellStyleHashes->getByIndex($i));
}
// End styles
$html .= ' -->' . "\r\n";
$html .= ' </style>' . "\r\n";
// Write to file
fwrite($pFileHandle, $html);
} else {
throw new Exception("Invalid parameters passed.");
}
}
/**
* Generate CSS styles
*
* @param boolean $generateSurroundingHTML Generate surrounding HTML tags? (<style> and </style>)
* @return string
* @throws Exception
*/
public function generateStyles($generateSurroundingHTML = true) {
// PHPExcel object known?
if (is_null($this->_phpExcel)) {
throw new Exception('Internal PHPExcel object not set to an instance of an object.');
}
// Construct HTML
$html = '';
// Start styles
if ($generateSurroundingHTML) {
$html .= ' <style>' . "\r\n";
$html .= ' <!--' . "\r\n";
$html .= ' html {' . "\r\n";
$html .= ' font-family: Calibri, Arial, Helvetica, Sans Serif;' . "\r\n";
$html .= ' font-size: 10pt;' . "\r\n";
$html .= ' background-color: white;' . "\r\n";
$html .= ' }' . "\r\n";
}
// Write styles per sheet
foreach ($this->_phpExcel->getAllSheets() as $sheet) {
// Calculate hash code
$hashCode = $sheet->getHashCode();
// Write styles
$html .= ' table.sheet' . $hashCode . ', table.sheet' . $hashCode . ' td {' . "\r\n";
if ($sheet->getShowGridlines()) {
$html .= ' border: 1px dotted black;' . "\r\n";
}
$html .= ' page-break-after: always;' . "\r\n";
$html .= ' }' . "\r\n";
// Default column width
$columnDimension = $sheet->getDefaultColumnDimension();
$html .= ' table.sheet' . $hashCode . ' td {' . "\r\n";
$html .= ' width: ' . PHPExcel_Shared_Drawing::cellDimensionToPixels($columnDimension->getWidth()) . 'px;' . "\r\n";
if ($columnDimension->getVisible() === false) {
$html .= ' display: none;' . "\r\n";
$html .= ' visibility: hidden;' . "\r\n";
}
$html .= ' }' . "\r\n";
// Calculate column widths
$sheet->calculateColumnWidths();
foreach ($sheet->getColumnDimensions() as $columnDimension) {
$column = PHPExcel_Cell::columnIndexFromString($columnDimension->getColumnIndex()) - 1;
$html .= ' table.sheet' . $hashCode . ' td.column' . $column . ' {' . "\r\n";
$html .= ' width: ' . PHPExcel_Shared_Drawing::cellDimensionToPixels($columnDimension->getWidth()) . 'px;' . "\r\n";
if ($columnDimension->getVisible() === false) {
$html .= ' display: none;' . "\r\n";
$html .= ' visibility: hidden;' . "\r\n";
}
$html .= ' }' . "\r\n";
}
// Default row height
$rowDimension = $sheet->getDefaultRowDimension();
$html .= ' table.sheet' . $hashCode . ' tr {' . "\r\n";
// height is disproportionately large
$px_height = round( PHPExcel_Shared_Drawing::cellDimensionToPixels($rowDimension->getRowHeight()) / 12 );
$html .= ' height: ' . $px_height . 'px;' . "\r\n";
if ($rowDimension->getVisible() === false) {
$html .= ' display: none;' . "\r\n";
$html .= ' visibility: hidden;' . "\r\n";
}
$html .= ' }' . "\r\n";
// Calculate row heights
foreach ($sheet->getRowDimensions() as $rowDimension) {
$html .= ' table.sheet' . $hashCode . ' tr.row' . ($rowDimension->getRowIndex() - 1) . ' {' . "\r\n";
// height is disproportionately large
$px_height = round( PHPExcel_Shared_Drawing::cellDimensionToPixels($rowDimension->getRowHeight()) / 12 );
$html .= ' height: ' . $px_height . 'px;' . "\r\n";
if ($rowDimension->getVisible() === false) {
$html .= ' display: none;' . "\r\n";
$html .= ' visibility: hidden;' . "\r\n";
}
$html .= ' }' . "\r\n";
}
// Calculate cell style hashes
$cellStyleHashes = new PHPExcel_HashTable();
$cellStyleHashes->addFromSource( $sheet->getStyles() );
for ($i = 0; $i < $cellStyleHashes->count(); $i++) {
$html .= $this->_createCSSStyle( $cellStyleHashes->getByIndex($i) );
}
}
// End styles
if ($generateSurroundingHTML) {
$html .= ' -->' . "\r\n";
$html .= ' </style>' . "\r\n";
}
// Return
return $html;
}
