public Random::image($destination, $min_resolution, $max_resolution)
Create a placeholder image.
Parameters
string $destination: The absolute file path where the image should be stored.
int $min_resolution:
int $max_resolution:
Return value
string Path to image file.
File
- core/lib/Drupal/Component/Utility/Random.php, line 271
Class
- Random
- Defines a utility class for creating random data.
Namespace
Drupal\Component\Utility
Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 | public function image($destination, $min_resolution, $max_resolution) { $extension = pathinfo($destination, PATHINFO_EXTENSION); $min = explode('x', $min_resolution); $max = explode('x', $max_resolution); $width = rand((int) $min[0], (int) $max[0]); $height = rand((int) $min[1], (int) $max[1]); // Make an image split into 4 sections with random colors. $im = imagecreate($width, $height); for ($n = 0; $n < 4; $n++) { $color = imagecolorallocate($im, rand(0, 255), rand(0, 255), rand(0, 255)); $x = $width / 2 * ($n % 2); $y = $height / 2 * (int) ($n >= 2); imagefilledrectangle($im, $x, $y, $x + $width / 2, $y + $height / 2, $color); } // Make a perfect circle in the image middle. $color = imagecolorallocate($im, rand(0, 255), rand(0, 255), rand(0, 255)); $smaller_dimension = min($width, $height); imageellipse($im, $width / 2, $height / 2, $smaller_dimension, $smaller_dimension, $color); $save_function = 'image' . ($extension == 'jpg' ? 'jpeg' : $extension); $save_function($im, $destination); return $destination;} |
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