/**
* Get the width of a column in pixels. We use the relationship y = ceil(7x) where
* x is the width in intrinsic Excel units (measuring width in number of normal characters)
* This holds for Arial 10
*
* @param \PHPExcel\Worksheet $sheet The sheet
* @param string $col The column
* @return integer The width in pixels
*/
public static function sizeCol($sheet, $col = 'A')
{
// default font of the workbook
$font = $sheet->getParent()->getDefaultStyle()->getFont();
$columnDimensions = $sheet->getColumnDimensions();
// first find the true column width in pixels (uncollapsed and unhidden)
if (isset($columnDimensions[$col]) and $columnDimensions[$col]->getWidth() != -1) {
// then we have column dimension with explicit width
$columnDimension = $columnDimensions[$col];
$width = $columnDimension->getWidth();
$pixelWidth = \PHPExcel\Shared\Drawing::cellDimensionToPixels($width, $font);
} elseif ($sheet->getDefaultColumnDimension()->getWidth() != -1) {
// then we have default column dimension with explicit width
$defaultColumnDimension = $sheet->getDefaultColumnDimension();
$width = $defaultColumnDimension->getWidth();
$pixelWidth = \PHPExcel\Shared\Drawing::cellDimensionToPixels($width, $font);
} else {
// we don't even have any default column dimension. Width depends on default font
$pixelWidth = \PHPExcel\Shared\Font::getDefaultColumnWidthByFont($font, true);
}
// now find the effective column width in pixels
if (isset($columnDimensions[$col]) and !$columnDimensions[$col]->getVisible()) {
$effectivePixelWidth = 0;
} else {
$effectivePixelWidth = $pixelWidth;
}
return $effectivePixelWidth;
}
/**
* Write Cols
*
* @param \PHPExcel\Shared\XMLWriter $objWriter XML Writer
* @param \PHPExcel\Worksheet $pSheet Worksheet
* @throws \PHPExcel\Writer\Exception
*/
private function writeCols(\PHPExcel\Shared\XMLWriter $objWriter = null, \PHPExcel\Worksheet $pSheet = null)
{
// cols
if (count($pSheet->getColumnDimensions()) > 0) {
$objWriter->startElement('cols');
$pSheet->calculateColumnWidths();
// Loop through column dimensions
foreach ($pSheet->getColumnDimensions() as $colDimension) {
// col
$objWriter->startElement('col');
$objWriter->writeAttribute('min', \PHPExcel\Cell::columnIndexFromString($colDimension->getColumnIndex()));
$objWriter->writeAttribute('max', \PHPExcel\Cell::columnIndexFromString($colDimension->getColumnIndex()));
if ($colDimension->getWidth() < 0) {
// No width set, apply default of 10
$objWriter->writeAttribute('width', '9.10');
} else {
// Width set
$objWriter->writeAttribute('width', \PHPExcel\Shared\StringHelper::formatNumber($colDimension->getWidth()));
}
// Column visibility
if ($colDimension->getVisible() == false) {
$objWriter->writeAttribute('hidden', 'true');
}
// Auto size?
if ($colDimension->getAutoSize()) {
$objWriter->writeAttribute('bestFit', 'true');
}
// Custom width?
if ($colDimension->getWidth() != $pSheet->getDefaultColumnDimension()->getWidth()) {
$objWriter->writeAttribute('customWidth', 'true');
}
// Collapsed
if ($colDimension->getCollapsed() == true) {
$objWriter->writeAttribute('collapsed', 'true');
}
// Outline level
if ($colDimension->getOutlineLevel() > 0) {
$objWriter->writeAttribute('outlineLevel', $colDimension->getOutlineLevel());
}
// Style
$objWriter->writeAttribute('style', $colDimension->getXfIndex());
$objWriter->endElement();
}
$objWriter->endElement();
}
}
