function ScaleAndCrop::validateArguments
Same name in other branches
- 8.9.x core/modules/system/src/Plugin/ImageToolkit/Operation/gd/ScaleAndCrop.php \Drupal\system\Plugin\ImageToolkit\Operation\gd\ScaleAndCrop::validateArguments()
- 10 core/modules/system/src/Plugin/ImageToolkit/Operation/gd/ScaleAndCrop.php \Drupal\system\Plugin\ImageToolkit\Operation\gd\ScaleAndCrop::validateArguments()
- 11.x core/modules/system/src/Plugin/ImageToolkit/Operation/gd/ScaleAndCrop.php \Drupal\system\Plugin\ImageToolkit\Operation\gd\ScaleAndCrop::validateArguments()
Overrides ImageToolkitOperationBase::validateArguments
File
-
core/
modules/ system/ src/ Plugin/ ImageToolkit/ Operation/ gd/ ScaleAndCrop.php, line 45
Class
- ScaleAndCrop
- Defines GD2 Scale and crop operation.
Namespace
Drupal\system\Plugin\ImageToolkit\Operation\gdCode
protected function validateArguments(array $arguments) {
$actualWidth = $this->getToolkit()
->getWidth();
$actualHeight = $this->getToolkit()
->getHeight();
$scaleFactor = max($arguments['width'] / $actualWidth, $arguments['height'] / $actualHeight);
$arguments['x'] = isset($arguments['x']) ? (int) round($arguments['x']) : (int) round(($actualWidth * $scaleFactor - $arguments['width']) / 2);
$arguments['y'] = isset($arguments['y']) ? (int) round($arguments['y']) : (int) round(($actualHeight * $scaleFactor - $arguments['height']) / 2);
$arguments['resize'] = [
'width' => (int) round($actualWidth * $scaleFactor),
'height' => (int) round($actualHeight * $scaleFactor),
];
// Fail when width or height are 0 or negative.
if ($arguments['width'] <= 0) {
throw new \InvalidArgumentException("Invalid width ('{$arguments['width']}') specified for the image 'scale_and_crop' operation");
}
if ($arguments['height'] <= 0) {
throw new \InvalidArgumentException("Invalid height ('{$arguments['height']}') specified for the image 'scale_and_crop' operation");
}
return $arguments;
}
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