Craft\AmForms_FormModel::getFields PHP Method

    public function getFields()
    {
        if (!isset($this->_fields)) {
            $this->_fields = array();
            $layoutFields = $this->getFieldLayout()->getFields();
            foreach ($layoutFields as $layoutField) {
                $field = $layoutField->getField();
                $this->_fields[$field->handle] = $field;
            }
        }
        return $this->_fields;
    }