pybeamshow/effects/scanreticle.py
2023-03-05 01:46:59 +01:00

70 lines
1.9 KiB
Python

from typing import Any, Optional, Tuple
import pygame as pg
from effects.effect import MovingEffect
from util.color import Colors, ColorGenerator
from util.transform import PositionGenerator
class ScanReticle(MovingEffect):
def __init__(
self,
bounds: pg.Rect,
colors: Tuple[
ColorGenerator,
ColorGenerator,
],
mover: Optional[PositionGenerator] = None,
*groups: pg.sprite.Group
) -> None:
self.colors = colors
self.bounds = bounds
self.rect_size = min(self.bounds.width // 3, self.bounds.height // 3)
image = pg.Surface(self.bounds.size)
image.fill(Colors.Black)
image.set_colorkey(Colors.Black)
super().__init__(image, bounds, mover, *groups)
self.update(is_beat=False)
def update(self, *args: Any, **kwargs: Any) -> None:
target = self.mover.send(((self.rect_size, self.rect_size), kwargs["is_beat"]))
self.image.fill(Colors.Black)
line_color = (
self.colors[0]
if isinstance(self.colors[0], pg.Color)
else next(self.colors[0])
)
rect_color = (
self.colors[1]
if isinstance(self.colors[1], pg.Color)
else next(self.colors[1])
)
pg.draw.rect(
self.image,
rect_color,
(
target[0] - self.rect_size // 2,
target[1] - self.rect_size // 2,
self.rect_size,
self.rect_size,
),
0 if kwargs["is_beat"] else 20,
)
pg.draw.line(
self.image,
line_color,
(0, target[1]),
(self.bounds.width, target[1]),
20,
)
pg.draw.line(
self.image,
line_color,
(target[0], 0),
(target[0], self.bounds.height),
20,
)