///
/// This function has been deprecated, use pixelDelta() or angleDelta() instead.
This function has been deprecated, use pixelDelta() or angleDelta() instead.
This function has been deprecated use pixelDelta () or angleDelta () instead .
pub fn delta(&self) -> i32 {
        let (obj_data, funcs) = self.get_wheel_event_obj_funcs();
        unsafe {
            let ret_val = ((*funcs).delta)(obj_data);
            ret_val
        }
    }
pub fn delta ( & self ) -> i32 { let ( obj_data , funcs ) = self . get_wheel_event_obj_funcs ( ) ; unsafe { let ret_val = ( ( * funcs ) . delta ) ( obj_data ) ; ret_val } }
This function has been deprecated, use pixelDelta() or angleDelta() instead.
This function has been deprecated use pixelDelta () or angleDelta () instead .
&self