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<?php
declare(strict_types=1);
namespace Sabberworm\CSS\Position;
/**
* Provides a standard reusable implementation of `Positionable`.
*
* @internal
*
* @phpstan-require-implements Positionable
*/
trait Position
{
/**
* @var int<1, max>|null
*/
protected $lineNumber;
/**
* @var int<0, max>|null
*/
protected $columnNumber;
/**
* @return int<1, max>|null
*/
public function getLineNumber()
{
return $this->lineNumber;
}
/**
* @return int<0, max>
*/
public function getLineNo()
{
$lineNumber = $this->getLineNumber();
return $lineNumber !== null ? $lineNumber : 0;
}
/**
* @return int<0, max>|null
*/
public function getColumnNumber()
{
return $this->columnNumber;
}
/**
* @return int<0, max>
*/
public function getColNo()
{
$columnNumber = $this->getColumnNumber();
return $columnNumber !== null ? $columnNumber : 0;
}
/**
* @param int<0, max>|null $lineNumber
* @param int<0, max>|null $columnNumber
*/
public function setPosition($lineNumber, $columnNumber = null)
{
// The conditional is for backwards compatibility (backcompat); `0` will not be allowed in future.
$this->lineNumber = $lineNumber !== 0 ? $lineNumber : null;
$this->columnNumber = $columnNumber;
}
}
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