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<?php
namespace PhpOffice\PhpSpreadsheet\Helper;
class Size
{
const REGEXP_SIZE_VALIDATION = '/^(?P<size>\d*\.?\d+)(?P<unit>pt|px|em)?$/i';
/**
* @var bool
*/
protected $valid;
/**
* @var string
*/
protected $size = '';
/**
* @var string
*/
protected $unit = '';
public function __construct(string $size)
{
$this->valid = (bool) preg_match(self::REGEXP_SIZE_VALIDATION, $size, $matches);
if ($this->valid) {
$this->size = $matches['size'];
$this->unit = $matches['unit'] ?? 'pt';
}
}
public function valid(): bool
{
return $this->valid;
}
public function size(): string
{
return $this->size;
}
public function unit(): string
{
return $this->unit;
}
public function __toString()
{
return $this->size . $this->unit;
}
}