Zend/Gdata/Books/VolumeQuery.php
public function setMinViewability($value = null)
    {
        switch ($value) {
            case 'full_view':
                $this->_params['min-viewability'] = 'full';
                break;
            case 'partial_view':
                $this->_params['min-viewability'] = 'partial';
                break;
            case null:
                unset($this->_params['min-viewability']);
                break;
        }
        return $this;
    }
public function setMinViewability($value = null)
    {
        switch ($value) {
            case 'full_view':
                $this->_params['min-viewability'] = 'full';
                break;
            case 'partial_view':
                $this->_params['min-viewability'] = 'partial';
                break;
            case null:
                unset($this->_params['min-viewability']);
                break;
        }
        return $this;
    }
public function setMinViewability ( $ value = null ) { switch ( $ value ) { case 'full_view' : $ this -> _params [ 'min-viewability' ] = 'full' ; break ; case 'partial_view' : $ this -> _params [ 'min-viewability' ] = 'partial' ; break ; case null : unset ( $ this -> _params [ 'min-viewability' ] ) ; break ; } return $ this ; }
Sets the minimum level of viewability of volumes to return in the search results

@param string|null $value The minimum viewability - 'full' or 'partial'
@return Zend_Gdata_Books_VolumeQuery Provides a fluent interface
Sets the minimum level of viewability of volumes to return in the search results