function GDToolkit::getHeight

Overrides ImageToolkitInterface::getHeight

File

core/modules/system/src/Plugin/ImageToolkit/GDToolkit.php, line 344

Class

GDToolkit

Defines the GD2 toolkit for image manipulation within Drupal.

Namespace

Code

public function getHeight() {
    if ($this->preLoadInfo) {
        return $this->preLoadInfo[1];
    }
    elseif ($res = $this->getResource()) {
        return imagesy($res);
    }
    else {
        return NULL;
    }
}