public function FocalPointManager::absoluteToRelative in Focal Point 8

Converts absolute focal point coordinates to relative coordinates.

Parameters

int $x: Absolute X coordinate of the focal point on the original image.

int $y: Absolute Y coordinate of the focal point on the original image.

int $width: Width of the original image.

int $height: Height of the original image.

Return value

array The relative coordinates of the focal point where each coordinate is a percentage. 'x' and 'y' are used for array keys and corresponding coordinates as values.

Overrides FocalPointManagerInterface::absoluteToRelative

See also

relativeToAbsolute

File

src/FocalPointManager.php, line 61

Class

FocalPointManager

Provides business logic related to focal point.

Namespace

Drupal\focal_point

Code

public function absoluteToRelative($x, $y, $width, $height) {
  return [
    'x' => $width ? (int) round($x / $width * 100) : 0,
    'y' => $height ? (int) round($y / $height * 100) : 0,
  ];
}