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<?php
declare(strict_types=1);
/*
* This file is part of the TYPO3 CMS project.
*
* It is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License, either version 2
* of the License, or any later version.
*
* For the full copyright and license information, please read the
* LICENSE.txt file that was distributed with this source code.
*
* The TYPO3 project - inspiring people to share!
*/
namespace TYPO3\CMS\Core\Imaging\ImageManipulation;
use TYPO3\CMS\Core\Resource\FileInterface;
class Area
{
/**
* @var float
*/
protected $x;
/**
* @var float
*/
protected $y;
/**
* @var float
*/
protected $width;
/**
* @var float
*/
protected $height;
public function __construct(float $x, float $y, float $width, float $height)
{
$this->x = $x;
$this->y = $y;
$this->width = $width;
$this->height = $height;
}
/**
* @throws InvalidConfigurationException
*/
public static function createFromConfiguration(array $config): Area
{
try {
return new self(
(float)$config['x'],
(float)$config['y'],
(float)$config['width'],
(float)$config['height']
);
} catch (\Throwable $throwable) {
throw new InvalidConfigurationException(sprintf('Invalid type for area property given: %s', $throwable->getMessage()), 1485279226, $throwable);
}
}
/**
* @return Area[]
* @throws InvalidConfigurationException
*/
public static function createMultipleFromConfiguration(array $config): array
{
$areas = [];
foreach ($config as $areaConfig) {
$areas[] = self::createFromConfiguration($areaConfig);
}
return $areas;
}
/**
* @return Area
*/
public static function createEmpty()
{
return new self(0.0, 0.0, 1.0, 1.0);
}
public function getWidth(): float
{
return $this->width;
}
public function getHeight(): float
{
return $this->height;
}
public function getOffsetLeft(): float
{
return $this->x;
}
public function getOffsetTop(): float
{
return $this->y;
}
/**
* @internal
*/
public function asArray(): array
{
return [
'x' => $this->x,
'y' => $this->y,
'width' => $this->width,
'height' => $this->height,
];
}
/**
* @return Area
*/
public function makeAbsoluteBasedOnFile(FileInterface $file)
{
return new self(
$this->x * $file->getProperty('width'),
$this->y * $file->getProperty('height'),
$this->width * $file->getProperty('width'),
$this->height * $file->getProperty('height')
);
}
/**
* @return Area
*/
public function makeRelativeBasedOnFile(FileInterface $file)
{
$width = $file->getProperty('width');
$height = $file->getProperty('height');
if (empty($width) || empty($height)) {
return self::createEmpty();
}
return new self(
$this->x / $width,
$this->y / $height,
$this->width / $width,
$this->height / $height
);
}
public function applyRatioRestriction(Ratio $ratio): Area
{
if ($ratio->isFree()) {
return $this;
}
$expectedRatio = $ratio->getRatioValue();
$newArea = clone $this;
if ($newArea->height * $expectedRatio > $newArea->width) {
$newArea->height = $newArea->width / $expectedRatio;
$newArea->y += ($this->height - $newArea->height) / 2;
} else {
$newArea->width = $newArea->height * $expectedRatio;
$newArea->x += ($this->width - $newArea->width) / 2;
}
return $newArea;
}
/**
* @return bool
*/
public function isEmpty()
{
return $this->x === 0.0 && $this->y === 0.0 && $this->width === 1.0 && $this->height === 1.0;
}
/**
* @return string
*/
public function __toString()
{
if ($this->isEmpty()) {
return '';
}
return json_encode($this->asArray());
}
}