# PDF::API2::Resource::XObject::Form - Base class for external form objects - perldoc - [phpMan]

## NAME
    [PDF::API2::Resource::XObject::Form](https://www.chedong.com/phpMan.php/perldoc/PDF%3A%3AAPI2%3A%3AResource%3A%3AXObject%3A%3AForm/markdown) - Base class for external form objects

## METHODS
    $form = [PDF::API2::Resource::XObject::Form](https://www.chedong.com/phpMan.php/perldoc/PDF%3A%3AAPI2%3A%3AResource%3A%3AXObject%3A%3AForm/markdown)->new($pdf)
        Creates a form resource.

    ($llx, $lly, $urx, $ury) = $form->bbox($llx, $lly, $urx, $ury)
        Get or set the coordinates of the form object's bounding box

    $resource = $form->resource($type, $key)
    $form->resource($type, $key, $object, $force)
        Get or add a resource required by the form's contents, such as a Font, XObject, ColorSpace,
        etc.

        By default, an existing $key will not be overwritten. Set $force to override this behavior.