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bullet.py
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bullet.py
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import pygame
from pygame.sprite import Sprite
class Bullet(Sprite):
def __init__(self, ai_game):
# Create bullet object at the ship's current position
super().__init__()
self.screen = ai_game.screen
self.settings = ai_game.settings
self.color = self.settings.bullet_color
# Create a buller rect at (0,0) and then set correct position
self.rect = pygame.Rect(0, 0, self.settings.bullet_width, self.settings.bullet_height)
self.rect.midtop = ai_game.ship.rect.midtop
# Store bullet's position as decimal value
self.y = float(self.rect.y)
def update(self):
# Update the decimal position of the bullet
self.y -= self.settings.bullet_speed
# Update the rect position
self.rect.y = self.y
def draw_bullet(self):
# Draw the bullet to the screen
pygame.draw.rect(self.screen, self.color, self.rect)