109 lines
3.4 KiB
Python
109 lines
3.4 KiB
Python
from random import sample
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import pygame
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from coords import Coords
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from common import DrawableGameObject, FONT_NAME
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from maze import get_maze_sz
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class Coin(DrawableGameObject):
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"""объект монетки"""
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def __init__(
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self,
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coords: Coords,
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parent: DrawableGameObject,
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assets: dict | None = None,
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):
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super().__init__(coords, parent, assets)
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self._surface = pygame.image.load(self.assets["coin.png"])
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self.rect = self.surface.get_rect()
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self.rect.topleft = coords
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# уменьшаем размер монетки
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sf = Coords(0.7, 0.7)
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self._surface, self.rect = self.scene.scale_box(self.surface, self.rect, sf)
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def draw(self):
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self.parent.surface.blit(self.surface, self.rect)
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@property
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def bounding_rect(self) -> pygame.Rect:
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new_rect = self.surface.get_bounding_rect()
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new_rect.center = self.rect.center
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return new_rect
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class Coins(DrawableGameObject):
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"""объект коллекции монеток"""
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def __init__(
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self,
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parent: DrawableGameObject,
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maze: list[list[int]],
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box_sz: Coords,
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count: int,
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assets: dict | None = None,
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):
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super().__init__(Coords.zero(), parent, assets)
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self.box_sz = box_sz
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self._capacity = count
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free_points = []
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excluded = Coords(0, 1), get_maze_sz(maze) - Coords(1, 2)
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for i, row in enumerate(maze):
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for j, item in enumerate(row):
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p = Coords(j, i)
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if item < 1 and p not in excluded:
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free_points.append(p)
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continue
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coin_points = sample(free_points, min(count, len(free_points)))
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self.coins = [
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Coin(point.transform(box_sz), self, self.assets) for point in coin_points
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]
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self.collected_coins = []
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# Надпись, если все монетки собраны
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font = pygame.font.SysFont(FONT_NAME, 30)
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text = "Все монетки собраны!"
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self.done_txt = font.render(text, 1, "#050366e3")
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self.done_txt_rect = self.done_txt.get_rect()
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self.done_txt_rect.topleft = Coords(10, 10)
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@property
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def capacity(self) -> int:
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return self._capacity
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@property
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def coins_left(self) -> int:
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return len(self.coins)
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@property
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def coins_collected(self) -> int:
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return self.capacity - self.coins_left
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@property
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def all_collected(self) -> int:
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return self.coins_left == 0
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def draw(self):
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for coin in self.collected_coins:
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coin.draw()
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for coin in self.coins:
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coin.draw()
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if self.all_collected:
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self.parent.surface.blit(self.done_txt, self.done_txt_rect)
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def add_to_collected(self, coin: Coin):
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last_pos = Coords(10, 10)
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if self.collected_coins:
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last_pos = Coords(*self.collected_coins[-1].rect.topright)
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last_pos -= Coords(coin.rect.width // 2, 0)
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coin.coords = last_pos
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self.collected_coins.append(coin)
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def collect(self, actor: DrawableGameObject):
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mined = [*filter(lambda coin: coin.overlap(actor.rect, actor.mask), self.coins)]
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for coin in mined:
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self.coins.remove(coin)
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self.add_to_collected(coin)
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