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<?php
/*
* This file is part of the Imagine package.
*
* (c) Bulat Shakirzyanov <mallluhuct@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Imagine\Image;
/**
* A point class that allows negative values of coordinates.
*/
final class PointSigned implements PointInterface
{
/**
* @var int
*/
private $x;
/**
* @var int
*/
private $y;
/**
* Constructs a point of coordinates.
*
* @param int $x
* @param int $y
*
* @throws \Imagine\Exception\InvalidArgumentException
*/
public function __construct($x, $y)
{
$this->x = $x;
$this->y = $y;
}
/**
* {@inheritdoc}
*
* @see \Imagine\Image\PointInterface::getX()
*/
public function getX()
{
return $this->x;
}
/**
* {@inheritdoc}
*
* @see \Imagine\Image\PointInterface::getY()
*/
public function getY()
{
return $this->y;
}
/**
* {@inheritdoc}
*
* @see \Imagine\Image\PointInterface::in()
*/
public function in(BoxInterface $box)
{
return $this->x >= 0 && $this->x < $box->getWidth() && $this->y >= 0 && $this->y < $box->getHeight();
}
/**
* {@inheritdoc}
*
* @see \Imagine\Image\PointInterface::move()
*/
public function move($amount)
{
return new self($this->x + $amount, $this->y + $amount);
}
/**
* {@inheritdoc}
*
* @see \Imagine\Image\PointInterface::__toString()
*/
public function __toString()
{
return sprintf('(%d, %d)', $this->x, $this->y);
}
}
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