function hook_image_toolkits

Define image toolkits provided by this module.

The file which includes each toolkit's functions must be included in this hook.

The toolkit's functions must be named image_toolkitname_operation(). where the operation may be:

• 'load': Required. See image_gd_load() for usage.
• 'save': Required. See image_gd_save() for usage.
• 'settings': Optional. See image_gd_settings() for usage.
• 'resize': Optional. See image_gd_resize() for usage.
• 'rotate': Optional. See image_gd_rotate() for usage.
• 'crop': Optional. See image_gd_crop() for usage.
• 'desaturate': Optional. See image_gd_desaturate() for usage.

Return value

An array with the toolkit name as keys and sub-arrays with these keys::

• 'title': A string with the toolkit's title.
• 'available': A Boolean value to indicate that the toolkit is operating properly, e.g. all required libraries exist.

See also

system_image_toolkits()

Related topics

File

core/modules/system/system.api.php, line 1522

Hooks provided by Backdrop core and the System module.

Code

function hook_image_toolkits() {
  return array(
    'working' => array(
      'title' => t('A toolkit that works.'),
      'available' => TRUE,
    ),
    'broken' => array(
      'title' => t('A toolkit that is "broken" and will not be listed.'),
      'available' => FALSE,
    ),
  );
}