from typing import Optional
import pygame as pg

from util.transform import PositionGenerator, transform_static


class Effect(pg.sprite.Sprite):
    def __init__(
        self, image: pg.Surface, rect: pg.Rect, *groups: pg.sprite.Group
    ) -> None:
        super().__init__(*groups)
        self.rect = rect
        self.image = image

    def draw(self, surface: pg.Surface):
        surface.blit(self.image, self.rect)


class MovingEffect(Effect):
    def __init__(
        self,
        image: pg.Surface,
        rect: pg.Rect,
        mover: Optional[PositionGenerator] = None,
        *groups: pg.sprite.Group
    ) -> None:
        super().__init__(image, rect, *groups)
        self.mover = mover or transform_static(rect.center)
        next(self.mover)


"""


square

line scan vh

starfield spawn chance

rainbow circle rotate

fix double spot 4 spots

"""